diff options
author | damien <damien@FreeBSD.org> | 2006-03-05 20:36:56 +0000 |
---|---|---|
committer | damien <damien@FreeBSD.org> | 2006-03-05 20:36:56 +0000 |
commit | 67fbdf66a6c8e2182c48034524f2f6a220b276c9 (patch) | |
tree | e16df852659ed0f3b5ca467f9a91f164b243b513 /sys/dev | |
parent | ca50acdfb46d8a9491aa0b43049da945e30fb6f3 (diff) | |
download | FreeBSD-src-67fbdf66a6c8e2182c48034524f2f6a220b276c9.zip FreeBSD-src-67fbdf66a6c8e2182c48034524f2f6a220b276c9.tar.gz |
Add support for the second (RT2561/RT2561S) and third (RT2661 MIMO XR)
generations of 802.11abg chipsets from Ralink Technology.
Get rid of the pccard front-end while I'm here since all adapters are
cardbus ones.
Obtained from: OpenBSD
Diffstat (limited to 'sys/dev')
-rw-r--r-- | sys/dev/ral/if_ral_pccard.c | 121 | ||||
-rw-r--r-- | sys/dev/ral/if_ral_pci.c | 142 | ||||
-rw-r--r-- | sys/dev/ral/if_ralreg.h | 315 | ||||
-rw-r--r-- | sys/dev/ral/rt2560.c (renamed from sys/dev/ral/if_ral.c) | 1399 | ||||
-rw-r--r-- | sys/dev/ral/rt2560reg.h | 483 | ||||
-rw-r--r-- | sys/dev/ral/rt2560var.h | 169 | ||||
-rw-r--r-- | sys/dev/ral/rt2661.c | 2881 | ||||
-rw-r--r-- | sys/dev/ral/rt2661reg.h | 486 | ||||
-rw-r--r-- | sys/dev/ral/rt2661var.h (renamed from sys/dev/ral/if_ralvar.h) | 114 |
9 files changed, 4814 insertions, 1296 deletions
diff --git a/sys/dev/ral/if_ral_pccard.c b/sys/dev/ral/if_ral_pccard.c deleted file mode 100644 index a1c59fa..0000000 --- a/sys/dev/ral/if_ral_pccard.c +++ /dev/null @@ -1,121 +0,0 @@ -/* $FreeBSD$ */ - -/*- - * Copyright (c) 2005 - * Damien Bergamini <damien.bergamini@free.fr> - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -/* - * CardBus front-end for the Ralink RT2500 driver. - * XXX this is actually a PC Card front end. Maybe? - */ - -#include <sys/param.h> -#include <sys/sysctl.h> -#include <sys/sockio.h> -#include <sys/mbuf.h> -#include <sys/kernel.h> -#include <sys/socket.h> -#include <sys/systm.h> -#include <sys/malloc.h> -#include <sys/module.h> -#include <sys/bus.h> -#include <sys/endian.h> - -#include <machine/bus.h> -#include <machine/resource.h> -#include <sys/rman.h> - -#include <net/if.h> -#include <net/if_arp.h> -#include <net/ethernet.h> -#include <net/if_dl.h> -#include <net/if_media.h> -#include <net/if_types.h> - -#include <net80211/ieee80211_var.h> -#include <net80211/ieee80211_radiotap.h> - -#include <dev/pccard/pccardvar.h> -#include <dev/pccard/pccard_cis.h> - -#include <dev/ral/if_ralrate.h> -#include <dev/ral/if_ralreg.h> -#include <dev/ral/if_ralvar.h> - -#include "card_if.h" -#include "pccarddevs.h" - -MODULE_DEPEND(ral, wlan, 1, 1, 1); - -static const struct pccard_product ral_pccard_products[] = { - PCMCIA_CARD(RALINK, RT2560), - - { NULL } -}; - -static int ral_pccard_probe(device_t); -static int ral_pccard_attach(device_t); - -static device_method_t ral_pccard_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, ral_pccard_probe), - DEVMETHOD(device_attach, ral_pccard_attach), - DEVMETHOD(device_detach, ral_detach), - DEVMETHOD(device_shutdown, ral_shutdown), - - { 0, 0 } -}; - -static driver_t ral_pccard_driver = { - "ral", - ral_pccard_methods, - sizeof (struct ral_softc) -}; - -DRIVER_MODULE(ral, pccard, ral_pccard_driver, ral_devclass, 0, 0); - -static int -ral_pccard_probe(device_t dev) -{ - const struct pccard_product *pp; - - if ((pp = pccard_product_lookup(dev, ral_pccard_products, - sizeof (struct pccard_product), NULL)) != NULL) { - if (pp->pp_name != NULL) - device_set_desc(dev, pp->pp_name); - return 0; - } - return ENXIO; -} - -static int -ral_pccard_attach(device_t dev) -{ - int error; - - error = ral_alloc(dev, 0); - if (error != 0) - return error; - - error = ral_attach(dev); - if (error != 0) - ral_free(dev); - - return error; -} diff --git a/sys/dev/ral/if_ral_pci.c b/sys/dev/ral/if_ral_pci.c index 362f92d..5b7b3b2 100644 --- a/sys/dev/ral/if_ral_pci.c +++ b/sys/dev/ral/if_ral_pci.c @@ -1,7 +1,7 @@ /* $FreeBSD$ */ /*- - * Copyright (c) 2005 + * Copyright (c) 2005, 2006 * Damien Bergamini <damien.bergamini@free.fr> * * Permission to use, copy, modify, and distribute this software for any @@ -21,7 +21,7 @@ __FBSDID("$FreeBSD$"); /* - * PCI front-end for the Ralink RT2500 driver. + * PCI/Cardbus front-end for the Ralink RT2560/RT2561/RT2561S/RT2661 driver. */ #include <sys/param.h> @@ -55,9 +55,9 @@ __FBSDID("$FreeBSD$"); #include <dev/pci/pcireg.h> #include <dev/pci/pcivar.h> -#include <dev/ral/if_ralrate.h> -#include <dev/ral/if_ralreg.h> -#include <dev/ral/if_ralvar.h> +#include <dev/rt61/if_ralrate.h> +#include <dev/rt61/rt2560var.h> +#include <dev/rt61/rt2661var.h> MODULE_DEPEND(ral, pci, 1, 1, 1); MODULE_DEPEND(ral, wlan, 1, 1, 1); @@ -69,13 +69,57 @@ struct ral_pci_ident { }; static const struct ral_pci_ident ral_pci_ids[] = { - { 0x1814, 0x0201, "Ralink Technology RT2500" }, + { 0x1814, 0x0201, "Ralink Technology RT2560" }, + { 0x1814, 0x0301, "Ralink Technology RT2561S" }, + { 0x1814, 0x0302, "Ralink Technology RT2561" }, + { 0x1814, 0x0401, "Ralink Technology RT2661" }, { 0, 0, NULL } }; +static struct ral_opns { + int (*attach)(device_t, int); + int (*detach)(void *); + void (*shutdown)(void *); + void (*suspend)(void *); + void (*resume)(void *); + void (*intr)(void *); + +} ral_rt2560_opns = { + rt2560_attach, + rt2560_detach, + rt2560_shutdown, + rt2560_suspend, + rt2560_resume, + rt2560_intr + +}, ral_rt2661_opns = { + rt2661_attach, + rt2661_detach, + rt2661_shutdown, + rt2661_suspend, + rt2661_resume, + rt2661_intr +}; + +struct ral_pci_softc { + union { + struct rt2560_softc sc_rt2560; + struct rt2661_softc sc_rt2661; + } u; + + struct ral_opns *sc_opns; + int irq_rid; + int mem_rid; + struct resource *irq; + struct resource *mem; + void *sc_ih; +}; + static int ral_pci_probe(device_t); static int ral_pci_attach(device_t); +static int ral_pci_detach(device_t); +static int ral_pci_shutdown(device_t); static int ral_pci_suspend(device_t); static int ral_pci_resume(device_t); @@ -83,7 +127,8 @@ static device_method_t ral_pci_methods[] = { /* Device interface */ DEVMETHOD(device_probe, ral_pci_probe), DEVMETHOD(device_attach, ral_pci_attach), - DEVMETHOD(device_detach, ral_detach), + DEVMETHOD(device_detach, ral_pci_detach), + DEVMETHOD(device_shutdown, ral_pci_shutdown), DEVMETHOD(device_suspend, ral_pci_suspend), DEVMETHOD(device_resume, ral_pci_resume), @@ -93,9 +138,11 @@ static device_method_t ral_pci_methods[] = { static driver_t ral_pci_driver = { "ral", ral_pci_methods, - sizeof (struct ral_softc) + sizeof (struct ral_pci_softc) }; +static devclass_t ral_devclass; + DRIVER_MODULE(ral, pci, ral_pci_driver, ral_devclass, 0, 0); DRIVER_MODULE(ral, cardbus, ral_pci_driver, ral_devclass, 0, 0); @@ -120,6 +167,8 @@ ral_pci_probe(device_t dev) static int ral_pci_attach(device_t dev) { + struct ral_pci_softc *psc = device_get_softc(dev); + struct rt2560_softc *sc = &psc->u.sc_rt2560; int error; if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0) { @@ -131,23 +180,77 @@ ral_pci_attach(device_t dev) /* enable bus-mastering */ pci_enable_busmaster(dev); - error = ral_alloc(dev, RAL_PCI_BAR0); + psc->sc_opns = (pci_get_device(dev) == 0x0201) ? &ral_rt2560_opns : + &ral_rt2661_opns; + + psc->mem_rid = RAL_PCI_BAR0; + psc->mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &psc->mem_rid, + RF_ACTIVE); + if (psc->mem == NULL) { + device_printf(dev, "could not allocate memory resource\n"); + return ENXIO; + } + + sc->sc_st = rman_get_bustag(psc->mem); + sc->sc_sh = rman_get_bushandle(psc->mem); + + psc->irq_rid = 0; + psc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &psc->irq_rid, + RF_ACTIVE | RF_SHAREABLE); + if (psc->irq == NULL) { + device_printf(dev, "could not allocate interrupt resource\n"); + return ENXIO; + } + + error = (*psc->sc_opns->attach)(dev, pci_get_device(dev)); if (error != 0) return error; - error = ral_attach(dev); - if (error != 0) - ral_free(dev); + /* + * Hook our interrupt after all initialization is complete. + */ + error = bus_setup_intr(dev, psc->irq, INTR_TYPE_NET | INTR_MPSAFE, + psc->sc_opns->intr, psc, &psc->sc_ih); + if (error != 0) { + device_printf(dev, "could not set up interrupt\n"); + return error; + } + + return 0; +} + +static int +ral_pci_detach(device_t dev) +{ + struct ral_pci_softc *psc = device_get_softc(dev); + + (*psc->sc_opns->detach)(psc); + + bus_generic_detach(dev); + bus_teardown_intr(dev, psc->irq, psc->sc_ih); + bus_release_resource(dev, SYS_RES_IRQ, psc->irq_rid, psc->irq); + + bus_release_resource(dev, SYS_RES_MEMORY, psc->mem_rid, psc->mem); + + return 0; +} + +static int +ral_pci_shutdown(device_t dev) +{ + struct ral_pci_softc *psc = device_get_softc(dev); + + (*psc->sc_opns->shutdown)(psc); - return error; + return 0; } static int ral_pci_suspend(device_t dev) { - struct ral_softc *sc = device_get_softc(dev); + struct ral_pci_softc *psc = device_get_softc(dev); - ral_stop(sc); + (*psc->sc_opns->suspend)(psc); return 0; } @@ -155,14 +258,9 @@ ral_pci_suspend(device_t dev) static int ral_pci_resume(device_t dev) { - struct ral_softc *sc = device_get_softc(dev); - struct ifnet *ifp = sc->sc_ic.ic_ifp; + struct ral_pci_softc *psc = device_get_softc(dev); - if (ifp->if_flags & IFF_UP) { - ifp->if_init(ifp->if_softc); - if (ifp->if_drv_flags & IFF_DRV_RUNNING) - ifp->if_start(ifp); - } + (*psc->sc_opns->resume)(psc); return 0; } diff --git a/sys/dev/ral/if_ralreg.h b/sys/dev/ral/if_ralreg.h deleted file mode 100644 index c544e69..0000000 --- a/sys/dev/ral/if_ralreg.h +++ /dev/null @@ -1,315 +0,0 @@ -/* $FreeBSD$ */ - -/*- - * Copyright (c) 2005, 2006 - * Damien Bergamini <damien.bergamini@free.fr> - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#define RAL_TX_RING_COUNT 48 -#define RAL_ATIM_RING_COUNT 4 -#define RAL_PRIO_RING_COUNT 16 -#define RAL_BEACON_RING_COUNT 1 -#define RAL_RX_RING_COUNT 32 - -#define RAL_TX_DESC_SIZE (sizeof (struct ral_tx_desc)) -#define RAL_RX_DESC_SIZE (sizeof (struct ral_rx_desc)) - -#define RAL_MAX_SCATTER 1 - -/* - * Control and status registers. - */ -#define RAL_CSR0 0x0000 /* ASIC version number */ -#define RAL_CSR1 0x0004 /* System control */ -#define RAL_CSR3 0x000c /* STA MAC address 0 */ -#define RAL_CSR4 0x0010 /* STA MAC address 1 */ -#define RAL_CSR5 0x0014 /* BSSID 0 */ -#define RAL_CSR6 0x0018 /* BSSID 1 */ -#define RAL_CSR7 0x001c /* Interrupt source */ -#define RAL_CSR8 0x0020 /* Interrupt mask */ -#define RAL_CSR9 0x0024 /* Maximum frame length */ -#define RAL_SECCSR0 0x0028 /* WEP control */ -#define RAL_CSR11 0x002c /* Back-off control */ -#define RAL_CSR12 0x0030 /* Synchronization configuration 0 */ -#define RAL_CSR13 0x0034 /* Synchronization configuration 1 */ -#define RAL_CSR14 0x0038 /* Synchronization control */ -#define RAL_CSR15 0x003c /* Synchronization status */ -#define RAL_CSR16 0x0040 /* TSF timer 0 */ -#define RAL_CSR17 0x0044 /* TSF timer 1 */ -#define RAL_CSR18 0x0048 /* IFS timer 0 */ -#define RAL_CSR19 0x004c /* IFS timer 1 */ -#define RAL_CSR20 0x0050 /* WAKEUP timer */ -#define RAL_CSR21 0x0054 /* EEPROM control */ -#define RAL_CSR22 0x0058 /* CFP control */ -#define RAL_TXCSR0 0x0060 /* TX control */ -#define RAL_TXCSR1 0x0064 /* TX configuration */ -#define RAL_TXCSR2 0x0068 /* TX descriptor configuration */ -#define RAL_TXCSR3 0x006c /* TX ring base address */ -#define RAL_TXCSR4 0x0070 /* TX ATIM ring base address */ -#define RAL_TXCSR5 0x0074 /* TX PRIO ring base address */ -#define RAL_TXCSR6 0x0078 /* Beacon base address */ -#define RAL_TXCSR7 0x007c /* AutoResponder control */ -#define RAL_RXCSR0 0x0080 /* RX control */ -#define RAL_RXCSR1 0x0084 /* RX descriptor configuration */ -#define RAL_RXCSR2 0x0088 /* RX ring base address */ -#define RAL_PCICSR 0x008c /* PCI control */ -#define RAL_RXCSR3 0x0090 /* BBP ID 0 */ -#define RAL_TXCSR9 0x0094 /* OFDM TX BBP */ -#define RAL_ARSP_PLCP_0 0x0098 /* Auto Responder PLCP address */ -#define RAL_ARSP_PLCP_1 0x009c /* Auto Responder PLCP Basic Rate bit mask */ -#define RAL_CNT0 0x00a0 /* FCS error counter */ -#define RAL_CNT1 0x00ac /* PLCP error counter */ -#define RAL_CNT2 0x00b0 /* Long error counter */ -#define RAL_CNT3 0x00b8 /* CCA false alarm counter */ -#define RAL_CNT4 0x00bc /* RX FIFO Overflow counter */ -#define RAL_CNT5 0x00c0 /* Tx FIFO Underrun counter */ -#define RAL_PWRCSR0 0x00c4 /* Power mode configuration */ -#define RAL_PSCSR0 0x00c8 /* Power state transition time */ -#define RAL_PSCSR1 0x00cc /* Power state transition time */ -#define RAL_PSCSR2 0x00d0 /* Power state transition time */ -#define RAL_PSCSR3 0x00d4 /* Power state transition time */ -#define RAL_PWRCSR1 0x00d8 /* Manual power control/status */ -#define RAL_TIMECSR 0x00dc /* Timer control */ -#define RAL_MACCSR0 0x00e0 /* MAC configuration */ -#define RAL_MACCSR1 0x00e4 /* MAC configuration */ -#define RAL_RALINKCSR 0x00e8 /* Ralink RX auto-reset BBCR */ -#define RAL_BCNCSR 0x00ec /* Beacon interval control */ -#define RAL_BBPCSR 0x00f0 /* BBP serial control */ -#define RAL_RFCSR 0x00f4 /* RF serial control */ -#define RAL_LEDCSR 0x00f8 /* LED control */ -#define RAL_SECCSR3 0x00fc /* XXX not documented */ -#define RAL_DMACSR0 0x0100 /* Current RX ring address */ -#define RAL_DMACSR1 0x0104 /* Current Tx ring address */ -#define RAL_DMACSR2 0x0104 /* Current Priority ring address */ -#define RAL_DMACSR3 0x0104 /* Current ATIM ring address */ -#define RAL_TXACKCSR0 0x0110 /* XXX not documented */ -#define RAL_GPIOCSR 0x0120 /* */ -#define RAL_BBBPPCSR 0x0124 /* BBP Pin Control */ -#define RAL_FIFOCSR0 0x0128 /* TX FIFO pointer */ -#define RAL_FIFOCSR1 0x012c /* RX FIFO pointer */ -#define RAL_BCNOCSR 0x0130 /* Beacon time offset */ -#define RAL_RLPWCSR 0x0134 /* RX_PE Low Width */ -#define RAL_TESTCSR 0x0138 /* Test Mode Select */ -#define RAL_PLCP1MCSR 0x013c /* Signal/Service/Length of ACK/CTS @1M */ -#define RAL_PLCP2MCSR 0x0140 /* Signal/Service/Length of ACK/CTS @2M */ -#define RAL_PLCP5p5MCSR 0x0144 /* Signal/Service/Length of ACK/CTS @5.5M */ -#define RAL_PLCP11MCSR 0x0148 /* Signal/Service/Length of ACK/CTS @11M */ -#define RAL_ACKPCTCSR 0x014c /* ACK/CTS padload consume time */ -#define RAL_ARTCSR1 0x0150 /* ACK/CTS padload consume time */ -#define RAL_ARTCSR2 0x0154 /* ACK/CTS padload consume time */ -#define RAL_SECCSR1 0x0158 /* WEP control */ -#define RAL_BBPCSR1 0x015c /* BBP TX Configuration */ - - -/* possible flags for register RXCSR0 */ -#define RAL_DISABLE_RX (1 << 0) -#define RAL_DROP_CRC_ERROR (1 << 1) -#define RAL_DROP_PHY_ERROR (1 << 2) -#define RAL_DROP_CTL (1 << 3) -#define RAL_DROP_NOT_TO_ME (1 << 4) -#define RAL_DROP_TODS (1 << 5) -#define RAL_DROP_VERSION_ERROR (1 << 6) - -/* possible flags for register CSR1 */ -#define RAL_RESET_ASIC (1 << 0) -#define RAL_RESET_BBP (1 << 1) -#define RAL_HOST_READY (1 << 2) - -/* possible flags for register CSR14 */ -#define RAL_ENABLE_TSF (1 << 0) -#define RAL_ENABLE_TSF_SYNC(x) (((x) & 0x3) << 1) -#define RAL_ENABLE_TBCN (1 << 3) -#define RAL_ENABLE_BEACON_GENERATOR (1 << 6) - -/* possible flags for register CSR21 */ -#define RAL_EEPROM_C (1 << 1) -#define RAL_EEPROM_S (1 << 2) -#define RAL_EEPROM_D (1 << 3) -#define RAL_EEPROM_Q (1 << 4) -#define RAL_EEPROM_93C46 (1 << 5) - -#define RAL_EEPROM_SHIFT_D 3 -#define RAL_EEPROM_SHIFT_Q 4 - -/* possible flags for register TXCSR0 */ -#define RAL_KICK_TX (1 << 0) -#define RAL_KICK_ATIM (1 << 1) -#define RAL_KICK_PRIO (1 << 2) -#define RAL_ABORT_TX (1 << 3) - -/* possible flags for register SECCSR0 */ -#define RAL_KICK_DECRYPT (1 << 0) - -/* possible flags for register SECCSR1 */ -#define RAL_KICK_ENCRYPT (1 << 0) - -/* possible flags for register CSR7 */ -#define RAL_BEACON_EXPIRE 0x00000001 -#define RAL_WAKEUP_EXPIRE 0x00000002 -#define RAL_ATIM_EXPIRE 0x00000004 -#define RAL_TX_DONE 0x00000008 -#define RAL_ATIM_DONE 0x00000010 -#define RAL_PRIO_DONE 0x00000020 -#define RAL_RX_DONE 0x00000040 -#define RAL_DECRYPTION_DONE 0x00000080 -#define RAL_ENCRYPTION_DONE 0x00000100 - -#define RAL_INTR_MASK \ - (~(RAL_BEACON_EXPIRE | RAL_WAKEUP_EXPIRE | RAL_TX_DONE | \ - RAL_PRIO_DONE | RAL_RX_DONE | RAL_DECRYPTION_DONE | \ - RAL_ENCRYPTION_DONE)) - -/* Tx descriptor */ -struct ral_tx_desc { - uint32_t flags; -#define RAL_TX_BUSY (1 << 0) -#define RAL_TX_VALID (1 << 1) - -#define RAL_TX_RESULT_MASK 0x0000001c -#define RAL_TX_SUCCESS (0 << 2) -#define RAL_TX_SUCCESS_RETRY (1 << 2) -#define RAL_TX_FAIL_RETRY (2 << 2) -#define RAL_TX_FAIL_INVALID (3 << 2) -#define RAL_TX_FAIL_OTHER (4 << 2) - -#define RAL_TX_MORE_FRAG (1 << 8) -#define RAL_TX_ACK (1 << 9) -#define RAL_TX_TIMESTAMP (1 << 10) -#define RAL_TX_OFDM (1 << 11) -#define RAL_TX_CIPHER_BUSY (1 << 12) - -#define RAL_TX_IFS_MASK 0x00006000 -#define RAL_TX_IFS_BACKOFF (0 << 13) -#define RAL_TX_IFS_SIFS (1 << 13) -#define RAL_TX_IFS_NEWBACKOFF (2 << 13) -#define RAL_TX_IFS_NONE (3 << 13) - -#define RAL_TX_LONG_RETRY (1 << 15) - -#define RAL_TX_CIPHER_MASK 0xe0000000 -#define RAL_TX_CIPHER_NONE (0 << 29) -#define RAL_TX_CIPHER_WEP40 (1 << 29) -#define RAL_TX_CIPHER_WEP104 (2 << 29) -#define RAL_TX_CIPHER_TKIP (3 << 29) -#define RAL_TX_CIPHER_AES (4 << 29) - - uint32_t physaddr; - uint16_t wme; -#define RAL_LOGCWMAX(x) (((x) & 0xf) << 12) -#define RAL_LOGCWMIN(x) (((x) & 0xf) << 8) -#define RAL_AIFSN(x) (((x) & 0x3) << 6) -#define RAL_IVOFFSET(x) (((x) & 0x3f)) - - uint16_t reserved1; - uint8_t plcp_signal; - uint8_t plcp_service; -#define RAL_PLCP_LENGEXT 0x80 - - uint8_t plcp_length_lo; - uint8_t plcp_length_hi; - uint32_t iv; - uint32_t eiv; - uint8_t key[IEEE80211_KEYBUF_SIZE]; - uint32_t reserved2[2]; -} __packed; - -/* Rx descriptor */ -struct ral_rx_desc { - uint32_t flags; -#define RAL_RX_BUSY (1 << 0) -#define RAL_RX_CRC_ERROR (1 << 5) -#define RAL_RX_OFDM (1 << 6) -#define RAL_RX_PHY_ERROR (1 << 7) -#define RAL_RX_CIPHER_BUSY (1 << 8) -#define RAL_RX_ICV_ERROR (1 << 9) - -#define RAL_RX_CIPHER_MASK 0xe0000000 -#define RAL_RX_CIPHER_NONE (0 << 29) -#define RAL_RX_CIPHER_WEP40 (1 << 29) -#define RAL_RX_CIPHER_WEP104 (2 << 29) -#define RAL_RX_CIPHER_TKIP (3 << 29) -#define RAL_RX_CIPHER_AES (4 << 29) - - uint32_t physaddr; - uint8_t rate; - uint8_t rssi; - uint8_t ta[IEEE80211_ADDR_LEN]; - uint32_t iv; - uint32_t eiv; - uint8_t key[IEEE80211_KEYBUF_SIZE]; - uint32_t reserved[2]; -} __packed; - -#define RAL_RF1 0 -#define RAL_RF2 2 -#define RAL_RF3 1 -#define RAL_RF4 3 - -#define RAL_RF1_AUTOTUNE 0x08000 -#define RAL_RF3_AUTOTUNE 0x00040 - -#define RAL_BBP_BUSY (1 << 15) -#define RAL_BBP_WRITE (1 << 16) -#define RAL_RF_20BIT (20 << 24) -#define RAL_RF_BUSY (1 << 31) - -#define RAL_RF_2522 0x00 -#define RAL_RF_2523 0x01 -#define RAL_RF_2524 0x02 -#define RAL_RF_2525 0x03 -#define RAL_RF_2525E 0x04 -#define RAL_RF_2526 0x05 -/* dual-band RF */ -#define RAL_RF_5222 0x10 - -#define RAL_BBP_VERSION 0 -#define RAL_BBP_TX 2 -#define RAL_BBP_RX 14 - -#define RAL_BBP_ANTA 0x00 -#define RAL_BBP_DIVERSITY 0x01 -#define RAL_BBP_ANTB 0x02 -#define RAL_BBP_ANTMASK 0x03 -#define RAL_BBP_FLIPIQ 0x04 - -#define RAL_LED_MODE_DEFAULT 0 -#define RAL_LED_MODE_TXRX_ACTIVITY 1 -#define RAL_LED_MODE_SINGLE 2 -#define RAL_LED_MODE_ASUS 3 - -#define RAL_JAPAN_FILTER 0x8 - -#define RAL_EEPROM_DELAY 1 /* minimum hold time (microsecond) */ - -#define RAL_EEPROM_CONFIG0 16 -#define RAL_EEPROM_BBP_BASE 19 -#define RAL_EEPROM_TXPOWER 35 - -/* - * control and status registers access macros - */ -#define RAL_READ(sc, reg) \ - bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (reg)) - -#define RAL_WRITE(sc, reg, val) \ - bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (reg), (val)) - -/* - * EEPROM access macro - */ -#define RAL_EEPROM_CTL(sc, val) do { \ - RAL_WRITE((sc), RAL_CSR21, (val)); \ - DELAY(RAL_EEPROM_DELAY); \ -} while (/* CONSTCOND */0) diff --git a/sys/dev/ral/if_ral.c b/sys/dev/ral/rt2560.c index b6a1c70..76f5cc2 100644 --- a/sys/dev/ral/if_ral.c +++ b/sys/dev/ral/rt2560.c @@ -21,7 +21,7 @@ __FBSDID("$FreeBSD$"); /*- - * Ralink Technology RT2500 chipset driver + * Ralink Technology RT2560 chipset driver * http://www.ralinktech.com/ */ @@ -59,289 +59,143 @@ __FBSDID("$FreeBSD$"); #include <netinet/ip.h> #include <netinet/if_ether.h> -#include <dev/ral/if_ralrate.h> -#include <dev/ral/if_ralreg.h> -#include <dev/ral/if_ralvar.h> +#include <dev/rt61/if_ralrate.h> +#include <dev/rt61/rt2560reg.h> +#include <dev/rt61/rt2560var.h> #ifdef RAL_DEBUG #define DPRINTF(x) do { if (ral_debug > 0) printf x; } while (0) #define DPRINTFN(n, x) do { if (ral_debug >= (n)) printf x; } while (0) -int ral_debug = 0; -SYSCTL_INT(_debug, OID_AUTO, ral, CTLFLAG_RW, &ral_debug, 0, "ral debug level"); +extern int ral_debug; #else #define DPRINTF(x) #define DPRINTFN(n, x) #endif -MODULE_DEPEND(ral, wlan, 1, 1, 1); - -static void ral_dma_map_addr(void *, bus_dma_segment_t *, int, int); -static int ral_alloc_tx_ring(struct ral_softc *, - struct ral_tx_ring *, int); -static void ral_reset_tx_ring(struct ral_softc *, - struct ral_tx_ring *); -static void ral_free_tx_ring(struct ral_softc *, - struct ral_tx_ring *); -static int ral_alloc_rx_ring(struct ral_softc *, - struct ral_rx_ring *, int); -static void ral_reset_rx_ring(struct ral_softc *, - struct ral_rx_ring *); -static void ral_free_rx_ring(struct ral_softc *, - struct ral_rx_ring *); -static struct ieee80211_node *ral_node_alloc( +static void rt2560_dma_map_addr(void *, bus_dma_segment_t *, int, + int); +static int rt2560_alloc_tx_ring(struct rt2560_softc *, + struct rt2560_tx_ring *, int); +static void rt2560_reset_tx_ring(struct rt2560_softc *, + struct rt2560_tx_ring *); +static void rt2560_free_tx_ring(struct rt2560_softc *, + struct rt2560_tx_ring *); +static int rt2560_alloc_rx_ring(struct rt2560_softc *, + struct rt2560_rx_ring *, int); +static void rt2560_reset_rx_ring(struct rt2560_softc *, + struct rt2560_rx_ring *); +static void rt2560_free_rx_ring(struct rt2560_softc *, + struct rt2560_rx_ring *); +static struct ieee80211_node *rt2560_node_alloc( struct ieee80211_node_table *); -static int ral_media_change(struct ifnet *); -static void ral_next_scan(void *); -static void ral_iter_func(void *, struct ieee80211_node *); -static void ral_update_rssadapt(void *); -static int ral_newstate(struct ieee80211com *, +static int rt2560_media_change(struct ifnet *); +static void rt2560_next_scan(void *); +static void rt2560_iter_func(void *, struct ieee80211_node *); +static void rt2560_update_rssadapt(void *); +static int rt2560_newstate(struct ieee80211com *, enum ieee80211_state, int); -static uint16_t ral_eeprom_read(struct ral_softc *, uint8_t); -static void ral_encryption_intr(struct ral_softc *); -static void ral_tx_intr(struct ral_softc *); -static void ral_prio_intr(struct ral_softc *); -static void ral_decryption_intr(struct ral_softc *); -static void ral_rx_intr(struct ral_softc *); -static void ral_beacon_expire(struct ral_softc *); -static void ral_wakeup_expire(struct ral_softc *); -static void ral_intr(void *); -static uint8_t ral_rxrate(struct ral_rx_desc *); -static int ral_ack_rate(struct ieee80211com *, int); -static uint16_t ral_txtime(int, int, uint32_t); -static uint8_t ral_plcp_signal(int); -static void ral_setup_tx_desc(struct ral_softc *, - struct ral_tx_desc *, uint32_t, int, int, int, +static uint16_t rt2560_eeprom_read(struct rt2560_softc *, uint8_t); +static void rt2560_encryption_intr(struct rt2560_softc *); +static void rt2560_tx_intr(struct rt2560_softc *); +static void rt2560_prio_intr(struct rt2560_softc *); +static void rt2560_decryption_intr(struct rt2560_softc *); +static void rt2560_rx_intr(struct rt2560_softc *); +static void rt2560_beacon_expire(struct rt2560_softc *); +static void rt2560_wakeup_expire(struct rt2560_softc *); +static uint8_t rt2560_rxrate(struct rt2560_rx_desc *); +static int rt2560_ack_rate(struct ieee80211com *, int); +static uint16_t rt2560_txtime(int, int, uint32_t); +static uint8_t rt2560_plcp_signal(int); +static void rt2560_setup_tx_desc(struct rt2560_softc *, + struct rt2560_tx_desc *, uint32_t, int, int, int, bus_addr_t); -static int ral_tx_bcn(struct ral_softc *, struct mbuf *, +static int rt2560_tx_bcn(struct rt2560_softc *, struct mbuf *, struct ieee80211_node *); -static int ral_tx_mgt(struct ral_softc *, struct mbuf *, +static int rt2560_tx_mgt(struct rt2560_softc *, struct mbuf *, struct ieee80211_node *); -static struct mbuf *ral_get_rts(struct ral_softc *, +static struct mbuf *rt2560_get_rts(struct rt2560_softc *, struct ieee80211_frame *, uint16_t); -static int ral_tx_data(struct ral_softc *, struct mbuf *, +static int rt2560_tx_data(struct rt2560_softc *, struct mbuf *, struct ieee80211_node *); -static void ral_start(struct ifnet *); -static void ral_watchdog(struct ifnet *); -static int ral_reset(struct ifnet *); -static int ral_ioctl(struct ifnet *, u_long, caddr_t); -static void ral_bbp_write(struct ral_softc *, uint8_t, uint8_t); -static uint8_t ral_bbp_read(struct ral_softc *, uint8_t); -static void ral_rf_write(struct ral_softc *, uint8_t, uint32_t); -static void ral_set_chan(struct ral_softc *, +static void rt2560_start(struct ifnet *); +static void rt2560_watchdog(struct ifnet *); +static int rt2560_reset(struct ifnet *); +static int rt2560_ioctl(struct ifnet *, u_long, caddr_t); +static void rt2560_bbp_write(struct rt2560_softc *, uint8_t, + uint8_t); +static uint8_t rt2560_bbp_read(struct rt2560_softc *, uint8_t); +static void rt2560_rf_write(struct rt2560_softc *, uint8_t, + uint32_t); +static void rt2560_set_chan(struct rt2560_softc *, struct ieee80211_channel *); #if 0 -static void ral_disable_rf_tune(struct ral_softc *); +static void rt2560_disable_rf_tune(struct rt2560_softc *); #endif -static void ral_enable_tsf_sync(struct ral_softc *); -static void ral_update_plcp(struct ral_softc *); -static void ral_update_slot(struct ifnet *); -static void ral_set_basicrates(struct ral_softc *); -static void ral_update_led(struct ral_softc *, int, int); -static void ral_set_bssid(struct ral_softc *, uint8_t *); -static void ral_set_macaddr(struct ral_softc *, uint8_t *); -static void ral_get_macaddr(struct ral_softc *, uint8_t *); -static void ral_update_promisc(struct ral_softc *); -static const char *ral_get_rf(int); -static void ral_read_eeprom(struct ral_softc *); -static int ral_bbp_init(struct ral_softc *); -static void ral_set_txantenna(struct ral_softc *, int); -static void ral_set_rxantenna(struct ral_softc *, int); -static void ral_init(void *); - -devclass_t ral_devclass; +static void rt2560_enable_tsf_sync(struct rt2560_softc *); +static void rt2560_update_plcp(struct rt2560_softc *); +static void rt2560_update_slot(struct ifnet *); +static void rt2560_set_basicrates(struct rt2560_softc *); +static void rt2560_update_led(struct rt2560_softc *, int, int); +static void rt2560_set_bssid(struct rt2560_softc *, uint8_t *); +static void rt2560_set_macaddr(struct rt2560_softc *, uint8_t *); +static void rt2560_get_macaddr(struct rt2560_softc *, uint8_t *); +static void rt2560_update_promisc(struct rt2560_softc *); +static const char *rt2560_get_rf(int); +static void rt2560_read_eeprom(struct rt2560_softc *); +static int rt2560_bbp_init(struct rt2560_softc *); +static void rt2560_set_txantenna(struct rt2560_softc *, int); +static void rt2560_set_rxantenna(struct rt2560_softc *, int); +static void rt2560_init(void *); +static void rt2560_stop(void *); /* * Supported rates for 802.11a/b/g modes (in 500Kbps unit). */ -static const struct ieee80211_rateset ral_rateset_11a = +static const struct ieee80211_rateset rt2560_rateset_11a = { 8, { 12, 18, 24, 36, 48, 72, 96, 108 } }; -static const struct ieee80211_rateset ral_rateset_11b = +static const struct ieee80211_rateset rt2560_rateset_11b = { 4, { 2, 4, 11, 22 } }; -static const struct ieee80211_rateset ral_rateset_11g = +static const struct ieee80211_rateset rt2560_rateset_11g = { 12, { 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108 } }; -/* - * Default values for MAC registers; values taken from the reference driver. - */ static const struct { uint32_t reg; uint32_t val; -} ral_def_mac[] = { - { RAL_PSCSR0, 0x00020002 }, - { RAL_PSCSR1, 0x00000002 }, - { RAL_PSCSR2, 0x00020002 }, - { RAL_PSCSR3, 0x00000002 }, - { RAL_TIMECSR, 0x00003f21 }, - { RAL_CSR9, 0x00000780 }, - { RAL_CSR11, 0x07041483 }, - { RAL_CNT3, 0x00000000 }, - { RAL_TXCSR1, 0x07614562 }, - { RAL_ARSP_PLCP_0, 0x8c8d8b8a }, - { RAL_ACKPCTCSR, 0x7038140a }, - { RAL_ARTCSR1, 0x1d21252d }, - { RAL_ARTCSR2, 0x1919191d }, - { RAL_RXCSR0, 0xffffffff }, - { RAL_RXCSR3, 0xb3aab3af }, - { RAL_PCICSR, 0x000003b8 }, - { RAL_PWRCSR0, 0x3f3b3100 }, - { RAL_GPIOCSR, 0x0000ff00 }, - { RAL_TESTCSR, 0x000000f0 }, - { RAL_PWRCSR1, 0x000001ff }, - { RAL_MACCSR0, 0x00213223 }, - { RAL_MACCSR1, 0x00235518 }, - { RAL_RLPWCSR, 0x00000040 }, - { RAL_RALINKCSR, 0x9a009a11 }, - { RAL_CSR7, 0xffffffff }, - { RAL_BBPCSR1, 0x82188200 }, - { RAL_TXACKCSR0, 0x00000020 }, - { RAL_SECCSR3, 0x0000e78f } +} rt2560_def_mac[] = { + RT2560_DEF_MAC }; -/* - * Default values for BBP registers; values taken from the reference driver. - */ static const struct { uint8_t reg; uint8_t val; -} ral_def_bbp[] = { - { 3, 0x02 }, - { 4, 0x19 }, - { 14, 0x1c }, - { 15, 0x30 }, - { 16, 0xac }, - { 17, 0x48 }, - { 18, 0x18 }, - { 19, 0xff }, - { 20, 0x1e }, - { 21, 0x08 }, - { 22, 0x08 }, - { 23, 0x08 }, - { 24, 0x80 }, - { 25, 0x50 }, - { 26, 0x08 }, - { 27, 0x23 }, - { 30, 0x10 }, - { 31, 0x2b }, - { 32, 0xb9 }, - { 34, 0x12 }, - { 35, 0x50 }, - { 39, 0xc4 }, - { 40, 0x02 }, - { 41, 0x60 }, - { 53, 0x10 }, - { 54, 0x18 }, - { 56, 0x08 }, - { 57, 0x10 }, - { 58, 0x08 }, - { 61, 0x60 }, - { 62, 0x10 }, - { 75, 0xff } -}; - -/* - * Default values for RF register R2 indexed by channel numbers; values taken - * from the reference driver. - */ -static const uint32_t ral_rf2522_r2[] = { - 0x307f6, 0x307fb, 0x30800, 0x30805, 0x3080a, 0x3080f, 0x30814, - 0x30819, 0x3081e, 0x30823, 0x30828, 0x3082d, 0x30832, 0x3083e -}; - -static const uint32_t ral_rf2523_r2[] = { - 0x00327, 0x00328, 0x00329, 0x0032a, 0x0032b, 0x0032c, 0x0032d, - 0x0032e, 0x0032f, 0x00340, 0x00341, 0x00342, 0x00343, 0x00346 -}; - -static const uint32_t ral_rf2524_r2[] = { - 0x00327, 0x00328, 0x00329, 0x0032a, 0x0032b, 0x0032c, 0x0032d, - 0x0032e, 0x0032f, 0x00340, 0x00341, 0x00342, 0x00343, 0x00346 -}; - -static const uint32_t ral_rf2525_r2[] = { - 0x20327, 0x20328, 0x20329, 0x2032a, 0x2032b, 0x2032c, 0x2032d, - 0x2032e, 0x2032f, 0x20340, 0x20341, 0x20342, 0x20343, 0x20346 +} rt2560_def_bbp[] = { + RT2560_DEF_BBP }; -static const uint32_t ral_rf2525_hi_r2[] = { - 0x2032f, 0x20340, 0x20341, 0x20342, 0x20343, 0x20344, 0x20345, - 0x20346, 0x20347, 0x20348, 0x20349, 0x2034a, 0x2034b, 0x2034e -}; - -static const uint32_t ral_rf2525e_r2[] = { - 0x2044d, 0x2044e, 0x2044f, 0x20460, 0x20461, 0x20462, 0x20463, - 0x20464, 0x20465, 0x20466, 0x20467, 0x20468, 0x20469, 0x2046b -}; - -static const uint32_t ral_rf2526_hi_r2[] = { - 0x0022a, 0x0022b, 0x0022b, 0x0022c, 0x0022c, 0x0022d, 0x0022d, - 0x0022e, 0x0022e, 0x0022f, 0x0022d, 0x00240, 0x00240, 0x00241 -}; - -static const uint32_t ral_rf2526_r2[] = { - 0x00226, 0x00227, 0x00227, 0x00228, 0x00228, 0x00229, 0x00229, - 0x0022a, 0x0022a, 0x0022b, 0x0022b, 0x0022c, 0x0022c, 0x0022d -}; +static const uint32_t rt2560_rf2522_r2[] = RT2560_RF2522_R2; +static const uint32_t rt2560_rf2523_r2[] = RT2560_RF2523_R2; +static const uint32_t rt2560_rf2524_r2[] = RT2560_RF2524_R2; +static const uint32_t rt2560_rf2525_r2[] = RT2560_RF2525_R2; +static const uint32_t rt2560_rf2525_hi_r2[] = RT2560_RF2525_HI_R2; +static const uint32_t rt2560_rf2525e_r2[] = RT2560_RF2525E_R2; +static const uint32_t rt2560_rf2526_r2[] = RT2560_RF2526_R2; +static const uint32_t rt2560_rf2526_hi_r2[] = RT2560_RF2526_HI_R2; -/* - * For dual-band RF, RF registers R1 and R4 also depend on channel number; - * values taken from the reference driver. - */ static const struct { uint8_t chan; - uint32_t r1; - uint32_t r2; - uint32_t r4; -} ral_rf5222[] = { - { 1, 0x08808, 0x0044d, 0x00282 }, - { 2, 0x08808, 0x0044e, 0x00282 }, - { 3, 0x08808, 0x0044f, 0x00282 }, - { 4, 0x08808, 0x00460, 0x00282 }, - { 5, 0x08808, 0x00461, 0x00282 }, - { 6, 0x08808, 0x00462, 0x00282 }, - { 7, 0x08808, 0x00463, 0x00282 }, - { 8, 0x08808, 0x00464, 0x00282 }, - { 9, 0x08808, 0x00465, 0x00282 }, - { 10, 0x08808, 0x00466, 0x00282 }, - { 11, 0x08808, 0x00467, 0x00282 }, - { 12, 0x08808, 0x00468, 0x00282 }, - { 13, 0x08808, 0x00469, 0x00282 }, - { 14, 0x08808, 0x0046b, 0x00286 }, - - { 36, 0x08804, 0x06225, 0x00287 }, - { 40, 0x08804, 0x06226, 0x00287 }, - { 44, 0x08804, 0x06227, 0x00287 }, - { 48, 0x08804, 0x06228, 0x00287 }, - { 52, 0x08804, 0x06229, 0x00287 }, - { 56, 0x08804, 0x0622a, 0x00287 }, - { 60, 0x08804, 0x0622b, 0x00287 }, - { 64, 0x08804, 0x0622c, 0x00287 }, - - { 100, 0x08804, 0x02200, 0x00283 }, - { 104, 0x08804, 0x02201, 0x00283 }, - { 108, 0x08804, 0x02202, 0x00283 }, - { 112, 0x08804, 0x02203, 0x00283 }, - { 116, 0x08804, 0x02204, 0x00283 }, - { 120, 0x08804, 0x02205, 0x00283 }, - { 124, 0x08804, 0x02206, 0x00283 }, - { 128, 0x08804, 0x02207, 0x00283 }, - { 132, 0x08804, 0x02208, 0x00283 }, - { 136, 0x08804, 0x02209, 0x00283 }, - { 140, 0x08804, 0x0220a, 0x00283 }, - - { 149, 0x08808, 0x02429, 0x00281 }, - { 153, 0x08808, 0x0242b, 0x00281 }, - { 157, 0x08808, 0x0242d, 0x00281 }, - { 161, 0x08808, 0x0242f, 0x00281 } + uint32_t r1, r2, r4; +} rt2560_rf5222[] = { + RT2560_RF5222 }; int -ral_attach(device_t dev) +rt2560_attach(device_t dev, int id) { - struct ral_softc *sc = device_get_softc(dev); - struct ifnet *ifp; + struct rt2560_softc *sc = device_get_softc(dev); struct ieee80211com *ic = &sc->sc_ic; + struct ifnet *ifp; int error, i; sc->sc_dev = dev; @@ -353,56 +207,63 @@ ral_attach(device_t dev) callout_init(&sc->rssadapt_ch, CALLOUT_MPSAFE); /* retrieve RT2560 rev. no */ - sc->asic_rev = RAL_READ(sc, RAL_CSR0); + sc->asic_rev = RAL_READ(sc, RT2560_CSR0); /* retrieve MAC address */ - ral_get_macaddr(sc, ic->ic_myaddr); + rt2560_get_macaddr(sc, ic->ic_myaddr); /* retrieve RF rev. no and various other things from EEPROM */ - ral_read_eeprom(sc); + rt2560_read_eeprom(sc); device_printf(dev, "MAC/BBP RT2560 (rev 0x%02x), RF %s\n", - sc->asic_rev, ral_get_rf(sc->rf_rev)); + sc->asic_rev, rt2560_get_rf(sc->rf_rev)); /* * Allocate Tx and Rx rings. */ - if (ral_alloc_tx_ring(sc, &sc->txq, RAL_TX_RING_COUNT) != 0) { + error = rt2560_alloc_tx_ring(sc, &sc->txq, RT2560_TX_RING_COUNT); + if (error != 0) { device_printf(sc->sc_dev, "could not allocate Tx ring\n"); goto fail1; } - if (ral_alloc_tx_ring(sc, &sc->atimq, RAL_ATIM_RING_COUNT) != 0) { + error = rt2560_alloc_tx_ring(sc, &sc->atimq, RT2560_ATIM_RING_COUNT); + if (error != 0) { device_printf(sc->sc_dev, "could not allocate ATIM ring\n"); goto fail2; } - if (ral_alloc_tx_ring(sc, &sc->prioq, RAL_PRIO_RING_COUNT) != 0) { + error = rt2560_alloc_tx_ring(sc, &sc->prioq, RT2560_PRIO_RING_COUNT); + if (error != 0) { device_printf(sc->sc_dev, "could not allocate Prio ring\n"); goto fail3; } - if (ral_alloc_tx_ring(sc, &sc->bcnq, RAL_BEACON_RING_COUNT) != 0) { + error = rt2560_alloc_tx_ring(sc, &sc->bcnq, RT2560_BEACON_RING_COUNT); + if (error != 0) { device_printf(sc->sc_dev, "could not allocate Beacon ring\n"); goto fail4; } - if (ral_alloc_rx_ring(sc, &sc->rxq, RAL_RX_RING_COUNT) != 0) { + error = rt2560_alloc_rx_ring(sc, &sc->rxq, RT2560_RX_RING_COUNT); + if (error != 0) { device_printf(sc->sc_dev, "could not allocate Rx ring\n"); goto fail5; } + ifp = sc->sc_ifp = if_alloc(IFT_ETHER); if (ifp == NULL) { device_printf(sc->sc_dev, "can not if_alloc()\n"); goto fail6; } + ifp->if_softc = sc; if_initname(ifp, device_get_name(dev), device_get_unit(dev)); ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; - ifp->if_init = ral_init; - ifp->if_ioctl = ral_ioctl; - ifp->if_start = ral_start; - ifp->if_watchdog = ral_watchdog; + ifp->if_init = rt2560_init; + ifp->if_ioctl = rt2560_ioctl; + ifp->if_start = rt2560_start; + ifp->if_watchdog = rt2560_watchdog; IFQ_SET_MAXLEN(&ifp->if_snd, IFQ_MAXLEN); ifp->if_snd.ifq_drv_maxlen = IFQ_MAXLEN; IFQ_SET_READY(&ifp->if_snd); @@ -422,9 +283,9 @@ ral_attach(device_t dev) IEEE80211_C_SHSLOT | /* short slot time supported */ IEEE80211_C_WPA; /* 802.11i */ - if (sc->rf_rev == RAL_RF_5222) { + if (sc->rf_rev == RT2560_RF_5222) { /* set supported .11a rates */ - ic->ic_sup_rates[IEEE80211_MODE_11A] = ral_rateset_11a; + ic->ic_sup_rates[IEEE80211_MODE_11A] = rt2560_rateset_11a; /* set supported .11a channels */ for (i = 36; i <= 64; i += 4) { @@ -445,8 +306,8 @@ ral_attach(device_t dev) } /* set supported .11b and .11g rates */ - ic->ic_sup_rates[IEEE80211_MODE_11B] = ral_rateset_11b; - ic->ic_sup_rates[IEEE80211_MODE_11G] = ral_rateset_11g; + ic->ic_sup_rates[IEEE80211_MODE_11B] = rt2560_rateset_11b; + ic->ic_sup_rates[IEEE80211_MODE_11G] = rt2560_rateset_11g; /* set supported .11b and .11g channels (1 through 14) */ for (i = 1; i <= 14; i++) { @@ -458,27 +319,27 @@ ral_attach(device_t dev) } ieee80211_ifattach(ic); - ic->ic_node_alloc = ral_node_alloc; - ic->ic_updateslot = ral_update_slot; - ic->ic_reset = ral_reset; + ic->ic_node_alloc = rt2560_node_alloc; + ic->ic_updateslot = rt2560_update_slot; + ic->ic_reset = rt2560_reset; /* enable s/w bmiss handling in sta mode */ ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS; /* override state transition machine */ sc->sc_newstate = ic->ic_newstate; - ic->ic_newstate = ral_newstate; - ieee80211_media_init(ic, ral_media_change, ieee80211_media_status); + ic->ic_newstate = rt2560_newstate; + ieee80211_media_init(ic, rt2560_media_change, ieee80211_media_status); bpfattach2(ifp, DLT_IEEE802_11_RADIO, sizeof (struct ieee80211_frame) + 64, &sc->sc_drvbpf); sc->sc_rxtap_len = sizeof sc->sc_rxtapu; sc->sc_rxtap.wr_ihdr.it_len = htole16(sc->sc_rxtap_len); - sc->sc_rxtap.wr_ihdr.it_present = htole32(RAL_RX_RADIOTAP_PRESENT); + sc->sc_rxtap.wr_ihdr.it_present = htole32(RT2560_RX_RADIOTAP_PRESENT); sc->sc_txtap_len = sizeof sc->sc_txtapu; sc->sc_txtap.wt_ihdr.it_len = htole16(sc->sc_txtap_len); - sc->sc_txtap.wt_ihdr.it_present = htole32(RAL_TX_RADIOTAP_PRESENT); + sc->sc_txtap.wt_ihdr.it_present = htole32(RT2560_TX_RADIOTAP_PRESENT); /* * Add a few sysctl knobs. @@ -498,57 +359,42 @@ ral_attach(device_t dev) CTLFLAG_RW, &sc->dwelltime, 0, "channel dwell time (ms) for AP/station scanning"); - /* - * Hook our interrupt after all initialization is complete. - */ - error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET | INTR_MPSAFE, - ral_intr, sc, &sc->sc_ih); - if (error != 0) { - device_printf(dev, "could not set up interrupt\n"); - goto fail7; - } - if (bootverbose) ieee80211_announce(ic); return 0; -fail7: bpfdetach(ifp); - ieee80211_ifdetach(ic); - if_free(ifp); -fail6: ral_free_rx_ring(sc, &sc->rxq); -fail5: ral_free_tx_ring(sc, &sc->bcnq); -fail4: ral_free_tx_ring(sc, &sc->prioq); -fail3: ral_free_tx_ring(sc, &sc->atimq); -fail2: ral_free_tx_ring(sc, &sc->txq); +fail6: rt2560_free_rx_ring(sc, &sc->rxq); +fail5: rt2560_free_tx_ring(sc, &sc->bcnq); +fail4: rt2560_free_tx_ring(sc, &sc->prioq); +fail3: rt2560_free_tx_ring(sc, &sc->atimq); +fail2: rt2560_free_tx_ring(sc, &sc->txq); fail1: mtx_destroy(&sc->sc_mtx); return ENXIO; } int -ral_detach(device_t dev) +rt2560_detach(void *xsc) { - struct ral_softc *sc = device_get_softc(dev); + struct rt2560_softc *sc = xsc; struct ieee80211com *ic = &sc->sc_ic; struct ifnet *ifp = ic->ic_ifp; - ral_stop(sc); + rt2560_stop(sc); callout_stop(&sc->scan_ch); callout_stop(&sc->rssadapt_ch); bpfdetach(ifp); ieee80211_ifdetach(ic); - ral_free_tx_ring(sc, &sc->txq); - ral_free_tx_ring(sc, &sc->atimq); - ral_free_tx_ring(sc, &sc->prioq); - ral_free_tx_ring(sc, &sc->bcnq); - ral_free_rx_ring(sc, &sc->rxq); + rt2560_free_tx_ring(sc, &sc->txq); + rt2560_free_tx_ring(sc, &sc->atimq); + rt2560_free_tx_ring(sc, &sc->prioq); + rt2560_free_tx_ring(sc, &sc->bcnq); + rt2560_free_rx_ring(sc, &sc->rxq); - bus_teardown_intr(dev, sc->irq, sc->sc_ih); if_free(ifp); - ral_free(dev); mtx_destroy(&sc->sc_mtx); @@ -556,59 +402,36 @@ ral_detach(device_t dev) } void -ral_shutdown(device_t dev) +rt2560_shutdown(void *xsc) { - struct ral_softc *sc = device_get_softc(dev); + struct rt2560_softc *sc = xsc; - ral_stop(sc); + rt2560_stop(sc); } -int -ral_alloc(device_t dev, int rid) +void +rt2560_suspend(void *xsc) { - struct ral_softc *sc = device_get_softc(dev); - - sc->mem_rid = rid; - sc->mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &sc->mem_rid, - RF_ACTIVE); - if (sc->mem == NULL) { - device_printf(dev, "could not allocate memory resource\n"); - return ENXIO; - } - - sc->sc_st = rman_get_bustag(sc->mem); - sc->sc_sh = rman_get_bushandle(sc->mem); - - sc->irq_rid = 0; - sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irq_rid, - RF_ACTIVE | RF_SHAREABLE); - if (sc->irq == NULL) { - device_printf(dev, "could not allocate interrupt resource\n"); - ral_free(dev); - return ENXIO; - } + struct rt2560_softc *sc = xsc; - return 0; + rt2560_stop(sc); } void -ral_free(device_t dev) +rt2560_resume(void *xsc) { - struct ral_softc *sc = device_get_softc(dev); - - if (sc->irq != NULL) { - bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid, sc->irq); - sc->irq = NULL; - } + struct rt2560_softc *sc = xsc; + struct ifnet *ifp = sc->sc_ic.ic_ifp; - if (sc->mem != NULL) { - bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid, sc->mem); - sc->mem = NULL; + if (ifp->if_flags & IFF_UP) { + ifp->if_init(ifp->if_softc); + if (ifp->if_drv_flags & IFF_DRV_RUNNING) + ifp->if_start(ifp); } } static void -ral_dma_map_addr(void *arg, bus_dma_segment_t *segs, int nseg, int error) +rt2560_dma_map_addr(void *arg, bus_dma_segment_t *segs, int nseg, int error) { if (error != 0) return; @@ -619,7 +442,8 @@ ral_dma_map_addr(void *arg, bus_dma_segment_t *segs, int nseg, int error) } static int -ral_alloc_tx_ring(struct ral_softc *sc, struct ral_tx_ring *ring, int count) +rt2560_alloc_tx_ring(struct rt2560_softc *sc, struct rt2560_tx_ring *ring, + int count) { int i, error; @@ -629,8 +453,8 @@ ral_alloc_tx_ring(struct ral_softc *sc, struct ral_tx_ring *ring, int count) ring->cur_encrypt = ring->next_encrypt = 0; error = bus_dma_tag_create(NULL, 4, 0, BUS_SPACE_MAXADDR_32BIT, - BUS_SPACE_MAXADDR, NULL, NULL, count * RAL_TX_DESC_SIZE, 1, - count * RAL_TX_DESC_SIZE, 0, NULL, NULL, &ring->desc_dmat); + BUS_SPACE_MAXADDR, NULL, NULL, count * RT2560_TX_DESC_SIZE, 1, + count * RT2560_TX_DESC_SIZE, 0, NULL, NULL, &ring->desc_dmat); if (error != 0) { device_printf(sc->sc_dev, "could not create desc DMA tag\n"); goto fail; @@ -644,13 +468,14 @@ ral_alloc_tx_ring(struct ral_softc *sc, struct ral_tx_ring *ring, int count) } error = bus_dmamap_load(ring->desc_dmat, ring->desc_map, ring->desc, - count * RAL_TX_DESC_SIZE, ral_dma_map_addr, &ring->physaddr, 0); + count * RT2560_TX_DESC_SIZE, rt2560_dma_map_addr, &ring->physaddr, + 0); if (error != 0) { device_printf(sc->sc_dev, "could not load desc DMA map\n"); goto fail; } - ring->data = malloc(count * sizeof (struct ral_tx_data), M_DEVBUF, + ring->data = malloc(count * sizeof (struct rt2560_tx_data), M_DEVBUF, M_NOWAIT | M_ZERO); if (ring->data == NULL) { device_printf(sc->sc_dev, "could not allocate soft data\n"); @@ -659,8 +484,8 @@ ral_alloc_tx_ring(struct ral_softc *sc, struct ral_tx_ring *ring, int count) } error = bus_dma_tag_create(NULL, 1, 0, BUS_SPACE_MAXADDR_32BIT, - BUS_SPACE_MAXADDR, NULL, NULL, MCLBYTES, RAL_MAX_SCATTER, MCLBYTES, - 0, NULL, NULL, &ring->data_dmat); + BUS_SPACE_MAXADDR, NULL, NULL, MCLBYTES, RT2560_MAX_SCATTER, + MCLBYTES, 0, NULL, NULL, &ring->data_dmat); if (error != 0) { device_printf(sc->sc_dev, "could not create data DMA tag\n"); goto fail; @@ -677,15 +502,15 @@ ral_alloc_tx_ring(struct ral_softc *sc, struct ral_tx_ring *ring, int count) return 0; -fail: ral_free_tx_ring(sc, ring); +fail: rt2560_free_tx_ring(sc, ring); return error; } static void -ral_reset_tx_ring(struct ral_softc *sc, struct ral_tx_ring *ring) +rt2560_reset_tx_ring(struct rt2560_softc *sc, struct rt2560_tx_ring *ring) { - struct ral_tx_desc *desc; - struct ral_tx_data *data; + struct rt2560_tx_desc *desc; + struct rt2560_tx_data *data; int i; for (i = 0; i < ring->count; i++) { @@ -716,9 +541,9 @@ ral_reset_tx_ring(struct ral_softc *sc, struct ral_tx_ring *ring) } static void -ral_free_tx_ring(struct ral_softc *sc, struct ral_tx_ring *ring) +rt2560_free_tx_ring(struct rt2560_softc *sc, struct rt2560_tx_ring *ring) { - struct ral_tx_data *data; + struct rt2560_tx_data *data; int i; if (ring->desc != NULL) { @@ -757,10 +582,11 @@ ral_free_tx_ring(struct ral_softc *sc, struct ral_tx_ring *ring) } static int -ral_alloc_rx_ring(struct ral_softc *sc, struct ral_rx_ring *ring, int count) +rt2560_alloc_rx_ring(struct rt2560_softc *sc, struct rt2560_rx_ring *ring, + int count) { - struct ral_rx_desc *desc; - struct ral_rx_data *data; + struct rt2560_rx_desc *desc; + struct rt2560_rx_data *data; bus_addr_t physaddr; int i, error; @@ -769,8 +595,8 @@ ral_alloc_rx_ring(struct ral_softc *sc, struct ral_rx_ring *ring, int count) ring->cur_decrypt = 0; error = bus_dma_tag_create(NULL, 4, 0, BUS_SPACE_MAXADDR_32BIT, - BUS_SPACE_MAXADDR, NULL, NULL, count * RAL_RX_DESC_SIZE, 1, - count * RAL_RX_DESC_SIZE, 0, NULL, NULL, &ring->desc_dmat); + BUS_SPACE_MAXADDR, NULL, NULL, count * RT2560_RX_DESC_SIZE, 1, + count * RT2560_RX_DESC_SIZE, 0, NULL, NULL, &ring->desc_dmat); if (error != 0) { device_printf(sc->sc_dev, "could not create desc DMA tag\n"); goto fail; @@ -784,13 +610,14 @@ ral_alloc_rx_ring(struct ral_softc *sc, struct ral_rx_ring *ring, int count) } error = bus_dmamap_load(ring->desc_dmat, ring->desc_map, ring->desc, - count * RAL_RX_DESC_SIZE, ral_dma_map_addr, &ring->physaddr, 0); + count * RT2560_RX_DESC_SIZE, rt2560_dma_map_addr, &ring->physaddr, + 0); if (error != 0) { device_printf(sc->sc_dev, "could not load desc DMA map\n"); goto fail; } - ring->data = malloc(count * sizeof (struct ral_rx_data), M_DEVBUF, + ring->data = malloc(count * sizeof (struct rt2560_rx_data), M_DEVBUF, M_NOWAIT | M_ZERO); if (ring->data == NULL) { device_printf(sc->sc_dev, "could not allocate soft data\n"); @@ -828,7 +655,7 @@ ral_alloc_rx_ring(struct ral_softc *sc, struct ral_rx_ring *ring, int count) } error = bus_dmamap_load(ring->data_dmat, data->map, - mtod(data->m, void *), MCLBYTES, ral_dma_map_addr, + mtod(data->m, void *), MCLBYTES, rt2560_dma_map_addr, &physaddr, 0); if (error != 0) { device_printf(sc->sc_dev, @@ -836,7 +663,7 @@ ral_alloc_rx_ring(struct ral_softc *sc, struct ral_rx_ring *ring, int count) goto fail; } - desc->flags = htole32(RAL_RX_BUSY); + desc->flags = htole32(RT2560_RX_BUSY); desc->physaddr = htole32(physaddr); } @@ -844,17 +671,17 @@ ral_alloc_rx_ring(struct ral_softc *sc, struct ral_rx_ring *ring, int count) return 0; -fail: ral_free_rx_ring(sc, ring); +fail: rt2560_free_rx_ring(sc, ring); return error; } static void -ral_reset_rx_ring(struct ral_softc *sc, struct ral_rx_ring *ring) +rt2560_reset_rx_ring(struct rt2560_softc *sc, struct rt2560_rx_ring *ring) { int i; for (i = 0; i < ring->count; i++) { - ring->desc[i].flags = htole32(RAL_RX_BUSY); + ring->desc[i].flags = htole32(RT2560_RX_BUSY); ring->data[i].drop = 0; } @@ -865,9 +692,9 @@ ral_reset_rx_ring(struct ral_softc *sc, struct ral_rx_ring *ring) } static void -ral_free_rx_ring(struct ral_softc *sc, struct ral_rx_ring *ring) +rt2560_free_rx_ring(struct rt2560_softc *sc, struct rt2560_rx_ring *ring) { - struct ral_rx_data *data; + struct rt2560_rx_data *data; int i; if (ring->desc != NULL) { @@ -903,19 +730,20 @@ ral_free_rx_ring(struct ral_softc *sc, struct ral_rx_ring *ring) } static struct ieee80211_node * -ral_node_alloc(struct ieee80211_node_table *nt) +rt2560_node_alloc(struct ieee80211_node_table *nt) { - struct ral_node *rn; + struct rt2560_node *rn; - rn = malloc(sizeof (struct ral_node), M_80211_NODE, M_NOWAIT | M_ZERO); + rn = malloc(sizeof (struct rt2560_node), M_80211_NODE, + M_NOWAIT | M_ZERO); return (rn != NULL) ? &rn->ni : NULL; } static int -ral_media_change(struct ifnet *ifp) +rt2560_media_change(struct ifnet *ifp) { - struct ral_softc *sc = ifp->if_softc; + struct rt2560_softc *sc = ifp->if_softc; int error; error = ieee80211_media_change(ifp); @@ -924,7 +752,7 @@ ral_media_change(struct ifnet *ifp) if ((ifp->if_flags & IFF_UP) && (ifp->if_drv_flags & IFF_DRV_RUNNING)) - ral_init(sc); + rt2560_init(sc); return 0; } @@ -934,9 +762,9 @@ ral_media_change(struct ifnet *ifp) * switch from one channel to another. */ static void -ral_next_scan(void *arg) +rt2560_next_scan(void *arg) { - struct ral_softc *sc = arg; + struct rt2560_softc *sc = arg; struct ieee80211com *ic = &sc->sc_ic; if (ic->ic_state == IEEE80211_S_SCAN) @@ -947,9 +775,9 @@ ral_next_scan(void *arg) * This function is called for each node present in the node station table. */ static void -ral_iter_func(void *arg, struct ieee80211_node *ni) +rt2560_iter_func(void *arg, struct ieee80211_node *ni) { - struct ral_node *rn = (struct ral_node *)ni; + struct rt2560_node *rn = (struct rt2560_node *)ni; ral_rssadapt_updatestats(&rn->rssadapt); } @@ -959,23 +787,23 @@ ral_iter_func(void *arg, struct ieee80211_node *ni) * the rate adaptation statistics. */ static void -ral_update_rssadapt(void *arg) +rt2560_update_rssadapt(void *arg) { - struct ral_softc *sc = arg; + struct rt2560_softc *sc = arg; struct ieee80211com *ic = &sc->sc_ic; RAL_LOCK(sc); - ieee80211_iterate_nodes(&ic->ic_sta, ral_iter_func, arg); - callout_reset(&sc->rssadapt_ch, hz / 10, ral_update_rssadapt, sc); + ieee80211_iterate_nodes(&ic->ic_sta, rt2560_iter_func, arg); + callout_reset(&sc->rssadapt_ch, hz / 10, rt2560_update_rssadapt, sc); RAL_UNLOCK(sc); } static int -ral_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg) +rt2560_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg) { - struct ral_softc *sc = ic->ic_ifp->if_softc; + struct rt2560_softc *sc = ic->ic_ifp->if_softc; enum ieee80211_state ostate; struct ieee80211_node *ni; struct mbuf *m; @@ -990,36 +818,36 @@ ral_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg) if (ostate == IEEE80211_S_RUN) { /* abort TSF synchronization */ - RAL_WRITE(sc, RAL_CSR14, 0); + RAL_WRITE(sc, RT2560_CSR14, 0); /* turn association led off */ - ral_update_led(sc, 0, 0); + rt2560_update_led(sc, 0, 0); } break; case IEEE80211_S_SCAN: - ral_set_chan(sc, ic->ic_curchan); + rt2560_set_chan(sc, ic->ic_curchan); callout_reset(&sc->scan_ch, (sc->dwelltime * hz) / 1000, - ral_next_scan, sc); + rt2560_next_scan, sc); break; case IEEE80211_S_AUTH: - ral_set_chan(sc, ic->ic_curchan); + rt2560_set_chan(sc, ic->ic_curchan); break; case IEEE80211_S_ASSOC: - ral_set_chan(sc, ic->ic_curchan); + rt2560_set_chan(sc, ic->ic_curchan); break; case IEEE80211_S_RUN: - ral_set_chan(sc, ic->ic_curchan); + rt2560_set_chan(sc, ic->ic_curchan); ni = ic->ic_bss; if (ic->ic_opmode != IEEE80211_M_MONITOR) { - ral_update_plcp(sc); - ral_set_basicrates(sc); - ral_set_bssid(sc, ni->ni_bssid); + rt2560_update_plcp(sc); + rt2560_set_basicrates(sc); + rt2560_set_bssid(sc, ni->ni_bssid); } if (ic->ic_opmode == IEEE80211_M_HOSTAP || @@ -1033,19 +861,19 @@ ral_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg) } ieee80211_ref_node(ni); - error = ral_tx_bcn(sc, m, ni); + error = rt2560_tx_bcn(sc, m, ni); if (error != 0) break; } /* turn assocation led on */ - ral_update_led(sc, 1, 0); + rt2560_update_led(sc, 1, 0); if (ic->ic_opmode != IEEE80211_M_MONITOR) { callout_reset(&sc->rssadapt_ch, hz / 10, - ral_update_rssadapt, sc); + rt2560_update_rssadapt, sc); - ral_enable_tsf_sync(sc); + rt2560_enable_tsf_sync(sc); } break; } @@ -1058,55 +886,55 @@ ral_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg) * 93C66). */ static uint16_t -ral_eeprom_read(struct ral_softc *sc, uint8_t addr) +rt2560_eeprom_read(struct rt2560_softc *sc, uint8_t addr) { uint32_t tmp; uint16_t val; int n; /* clock C once before the first command */ - RAL_EEPROM_CTL(sc, 0); + RT2560_EEPROM_CTL(sc, 0); - RAL_EEPROM_CTL(sc, RAL_EEPROM_S); - RAL_EEPROM_CTL(sc, RAL_EEPROM_S | RAL_EEPROM_C); - RAL_EEPROM_CTL(sc, RAL_EEPROM_S); + RT2560_EEPROM_CTL(sc, RT2560_S); + RT2560_EEPROM_CTL(sc, RT2560_S | RT2560_C); + RT2560_EEPROM_CTL(sc, RT2560_S); /* write start bit (1) */ - RAL_EEPROM_CTL(sc, RAL_EEPROM_S | RAL_EEPROM_D); - RAL_EEPROM_CTL(sc, RAL_EEPROM_S | RAL_EEPROM_D | RAL_EEPROM_C); + RT2560_EEPROM_CTL(sc, RT2560_S | RT2560_D); + RT2560_EEPROM_CTL(sc, RT2560_S | RT2560_D | RT2560_C); /* write READ opcode (10) */ - RAL_EEPROM_CTL(sc, RAL_EEPROM_S | RAL_EEPROM_D); - RAL_EEPROM_CTL(sc, RAL_EEPROM_S | RAL_EEPROM_D | RAL_EEPROM_C); - RAL_EEPROM_CTL(sc, RAL_EEPROM_S); - RAL_EEPROM_CTL(sc, RAL_EEPROM_S | RAL_EEPROM_C); + RT2560_EEPROM_CTL(sc, RT2560_S | RT2560_D); + RT2560_EEPROM_CTL(sc, RT2560_S | RT2560_D | RT2560_C); + RT2560_EEPROM_CTL(sc, RT2560_S); + RT2560_EEPROM_CTL(sc, RT2560_S | RT2560_C); /* write address (A5-A0 or A7-A0) */ - n = (RAL_READ(sc, RAL_CSR21) & RAL_EEPROM_93C46) ? 5 : 7; + n = (RAL_READ(sc, RT2560_CSR21) & RT2560_93C46) ? 5 : 7; for (; n >= 0; n--) { - RAL_EEPROM_CTL(sc, RAL_EEPROM_S | - (((addr >> n) & 1) << RAL_EEPROM_SHIFT_D)); - RAL_EEPROM_CTL(sc, RAL_EEPROM_S | - (((addr >> n) & 1) << RAL_EEPROM_SHIFT_D) | RAL_EEPROM_C); + RT2560_EEPROM_CTL(sc, RT2560_S | + (((addr >> n) & 1) << RT2560_SHIFT_D)); + RT2560_EEPROM_CTL(sc, RT2560_S | + (((addr >> n) & 1) << RT2560_SHIFT_D) | RT2560_C); } - RAL_EEPROM_CTL(sc, RAL_EEPROM_S); + RT2560_EEPROM_CTL(sc, RT2560_S); /* read data Q15-Q0 */ val = 0; for (n = 15; n >= 0; n--) { - RAL_EEPROM_CTL(sc, RAL_EEPROM_S | RAL_EEPROM_C); - tmp = RAL_READ(sc, RAL_CSR21); - val |= ((tmp & RAL_EEPROM_Q) >> RAL_EEPROM_SHIFT_Q) << n; - RAL_EEPROM_CTL(sc, RAL_EEPROM_S); + RT2560_EEPROM_CTL(sc, RT2560_S | RT2560_C); + tmp = RAL_READ(sc, RT2560_CSR21); + val |= ((tmp & RT2560_Q) >> RT2560_SHIFT_Q) << n; + RT2560_EEPROM_CTL(sc, RT2560_S); } - RAL_EEPROM_CTL(sc, 0); + RT2560_EEPROM_CTL(sc, 0); /* clear Chip Select and clock C */ - RAL_EEPROM_CTL(sc, RAL_EEPROM_S); - RAL_EEPROM_CTL(sc, 0); - RAL_EEPROM_CTL(sc, RAL_EEPROM_C); + RT2560_EEPROM_CTL(sc, RT2560_S); + RT2560_EEPROM_CTL(sc, 0); + RT2560_EEPROM_CTL(sc, RT2560_C); return val; } @@ -1116,13 +944,14 @@ ral_eeprom_read(struct ral_softc *sc, uint8_t addr) * transmission. */ static void -ral_encryption_intr(struct ral_softc *sc) +rt2560_encryption_intr(struct rt2560_softc *sc) { - struct ral_tx_desc *desc; + struct rt2560_tx_desc *desc; int hw; /* retrieve last descriptor index processed by cipher engine */ - hw = (RAL_READ(sc, RAL_SECCSR1) - sc->txq.physaddr) / RAL_TX_DESC_SIZE; + hw = RAL_READ(sc, RT2560_SECCSR1) - sc->txq.physaddr; + hw /= RT2560_TX_DESC_SIZE; bus_dmamap_sync(sc->txq.desc_dmat, sc->txq.desc_map, BUS_DMASYNC_POSTREAD); @@ -1130,40 +959,40 @@ ral_encryption_intr(struct ral_softc *sc) for (; sc->txq.next_encrypt != hw;) { desc = &sc->txq.desc[sc->txq.next_encrypt]; - if ((le32toh(desc->flags) & RAL_TX_BUSY) || - (le32toh(desc->flags) & RAL_TX_CIPHER_BUSY)) + if ((le32toh(desc->flags) & RT2560_TX_BUSY) || + (le32toh(desc->flags) & RT2560_TX_CIPHER_BUSY)) break; /* for TKIP, swap eiv field to fix a bug in ASIC */ - if ((le32toh(desc->flags) & RAL_TX_CIPHER_MASK) == - RAL_TX_CIPHER_TKIP) + if ((le32toh(desc->flags) & RT2560_TX_CIPHER_MASK) == + RT2560_TX_CIPHER_TKIP) desc->eiv = bswap32(desc->eiv); /* mark the frame ready for transmission */ - desc->flags |= htole32(RAL_TX_BUSY | RAL_TX_VALID); + desc->flags |= htole32(RT2560_TX_BUSY | RT2560_TX_VALID); DPRINTFN(15, ("encryption done idx=%u\n", sc->txq.next_encrypt)); sc->txq.next_encrypt = - (sc->txq.next_encrypt + 1) % RAL_TX_RING_COUNT; + (sc->txq.next_encrypt + 1) % RT2560_TX_RING_COUNT; } bus_dmamap_sync(sc->txq.desc_dmat, sc->txq.desc_map, BUS_DMASYNC_PREWRITE); /* kick Tx */ - RAL_WRITE(sc, RAL_TXCSR0, RAL_KICK_TX); + RAL_WRITE(sc, RT2560_TXCSR0, RT2560_KICK_TX); } static void -ral_tx_intr(struct ral_softc *sc) +rt2560_tx_intr(struct rt2560_softc *sc) { struct ieee80211com *ic = &sc->sc_ic; struct ifnet *ifp = ic->ic_ifp; - struct ral_tx_desc *desc; - struct ral_tx_data *data; - struct ral_node *rn; + struct rt2560_tx_desc *desc; + struct rt2560_tx_data *data; + struct rt2560_node *rn; bus_dmamap_sync(sc->txq.desc_dmat, sc->txq.desc_map, BUS_DMASYNC_POSTREAD); @@ -1172,15 +1001,15 @@ ral_tx_intr(struct ral_softc *sc) desc = &sc->txq.desc[sc->txq.next]; data = &sc->txq.data[sc->txq.next]; - if ((le32toh(desc->flags) & RAL_TX_BUSY) || - (le32toh(desc->flags) & RAL_TX_CIPHER_BUSY) || - !(le32toh(desc->flags) & RAL_TX_VALID)) + if ((le32toh(desc->flags) & RT2560_TX_BUSY) || + (le32toh(desc->flags) & RT2560_TX_CIPHER_BUSY) || + !(le32toh(desc->flags) & RT2560_TX_VALID)) break; - rn = (struct ral_node *)data->ni; + rn = (struct rt2560_node *)data->ni; - switch (le32toh(desc->flags) & RAL_TX_RESULT_MASK) { - case RAL_TX_SUCCESS: + switch (le32toh(desc->flags) & RT2560_TX_RESULT_MASK) { + case RT2560_TX_SUCCESS: DPRINTFN(10, ("data frame sent successfully\n")); if (data->id.id_node != NULL) { ral_rssadapt_raise_rate(ic, &rn->rssadapt, @@ -1189,13 +1018,13 @@ ral_tx_intr(struct ral_softc *sc) ifp->if_opackets++; break; - case RAL_TX_SUCCESS_RETRY: + case RT2560_TX_SUCCESS_RETRY: DPRINTFN(9, ("data frame sent after %u retries\n", (le32toh(desc->flags) >> 5) & 0x7)); ifp->if_opackets++; break; - case RAL_TX_FAIL_RETRY: + case RT2560_TX_FAIL_RETRY: DPRINTFN(9, ("sending data frame failed (too much " "retries)\n")); if (data->id.id_node != NULL) { @@ -1205,8 +1034,8 @@ ral_tx_intr(struct ral_softc *sc) ifp->if_oerrors++; break; - case RAL_TX_FAIL_INVALID: - case RAL_TX_FAIL_OTHER: + case RT2560_TX_FAIL_INVALID: + case RT2560_TX_FAIL_OTHER: default: device_printf(sc->sc_dev, "sending data frame failed " "0x%08x\n", le32toh(desc->flags)); @@ -1222,12 +1051,12 @@ ral_tx_intr(struct ral_softc *sc) data->ni = NULL; /* descriptor is no longer valid */ - desc->flags &= ~htole32(RAL_TX_VALID); + desc->flags &= ~htole32(RT2560_TX_VALID); DPRINTFN(15, ("tx done idx=%u\n", sc->txq.next)); sc->txq.queued--; - sc->txq.next = (sc->txq.next + 1) % RAL_TX_RING_COUNT; + sc->txq.next = (sc->txq.next + 1) % RT2560_TX_RING_COUNT; } bus_dmamap_sync(sc->txq.desc_dmat, sc->txq.desc_map, @@ -1235,16 +1064,16 @@ ral_tx_intr(struct ral_softc *sc) sc->sc_tx_timer = 0; ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; - ral_start(ifp); + rt2560_start(ifp); } static void -ral_prio_intr(struct ral_softc *sc) +rt2560_prio_intr(struct rt2560_softc *sc) { struct ieee80211com *ic = &sc->sc_ic; struct ifnet *ifp = ic->ic_ifp; - struct ral_tx_desc *desc; - struct ral_tx_data *data; + struct rt2560_tx_desc *desc; + struct rt2560_tx_data *data; bus_dmamap_sync(sc->prioq.desc_dmat, sc->prioq.desc_map, BUS_DMASYNC_POSTREAD); @@ -1253,27 +1082,27 @@ ral_prio_intr(struct ral_softc *sc) desc = &sc->prioq.desc[sc->prioq.next]; data = &sc->prioq.data[sc->prioq.next]; - if ((le32toh(desc->flags) & RAL_TX_BUSY) || - !(le32toh(desc->flags) & RAL_TX_VALID)) + if ((le32toh(desc->flags) & RT2560_TX_BUSY) || + !(le32toh(desc->flags) & RT2560_TX_VALID)) break; - switch (le32toh(desc->flags) & RAL_TX_RESULT_MASK) { - case RAL_TX_SUCCESS: + switch (le32toh(desc->flags) & RT2560_TX_RESULT_MASK) { + case RT2560_TX_SUCCESS: DPRINTFN(10, ("mgt frame sent successfully\n")); break; - case RAL_TX_SUCCESS_RETRY: + case RT2560_TX_SUCCESS_RETRY: DPRINTFN(9, ("mgt frame sent after %u retries\n", (le32toh(desc->flags) >> 5) & 0x7)); break; - case RAL_TX_FAIL_RETRY: + case RT2560_TX_FAIL_RETRY: DPRINTFN(9, ("sending mgt frame failed (too much " "retries)\n")); break; - case RAL_TX_FAIL_INVALID: - case RAL_TX_FAIL_OTHER: + case RT2560_TX_FAIL_INVALID: + case RT2560_TX_FAIL_OTHER: default: device_printf(sc->sc_dev, "sending mgt frame failed " "0x%08x\n", le32toh(desc->flags)); @@ -1288,12 +1117,12 @@ ral_prio_intr(struct ral_softc *sc) data->ni = NULL; /* descriptor is no longer valid */ - desc->flags &= ~htole32(RAL_TX_VALID); + desc->flags &= ~htole32(RT2560_TX_VALID); DPRINTFN(15, ("prio done idx=%u\n", sc->prioq.next)); sc->prioq.queued--; - sc->prioq.next = (sc->prioq.next + 1) % RAL_PRIO_RING_COUNT; + sc->prioq.next = (sc->prioq.next + 1) % RT2560_PRIO_RING_COUNT; } bus_dmamap_sync(sc->prioq.desc_dmat, sc->prioq.desc_map, @@ -1301,7 +1130,7 @@ ral_prio_intr(struct ral_softc *sc) sc->sc_tx_timer = 0; ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; - ral_start(ifp); + rt2560_start(ifp); } /* @@ -1309,21 +1138,22 @@ ral_prio_intr(struct ral_softc *sc) * transmission to the IEEE802.11 layer. */ static void -ral_decryption_intr(struct ral_softc *sc) +rt2560_decryption_intr(struct rt2560_softc *sc) { struct ieee80211com *ic = &sc->sc_ic; struct ifnet *ifp = ic->ic_ifp; - struct ral_rx_desc *desc; - struct ral_rx_data *data; + struct rt2560_rx_desc *desc; + struct rt2560_rx_data *data; bus_addr_t physaddr; struct ieee80211_frame *wh; struct ieee80211_node *ni; - struct ral_node *rn; + struct rt2560_node *rn; struct mbuf *mnew, *m; int hw, error; /* retrieve last decriptor index processed by cipher engine */ - hw = (RAL_READ(sc, RAL_SECCSR0) - sc->rxq.physaddr) / RAL_RX_DESC_SIZE; + hw = RAL_READ(sc, RT2560_SECCSR0) - sc->rxq.physaddr; + hw /= RT2560_RX_DESC_SIZE; bus_dmamap_sync(sc->rxq.desc_dmat, sc->rxq.desc_map, BUS_DMASYNC_POSTREAD); @@ -1332,8 +1162,8 @@ ral_decryption_intr(struct ral_softc *sc) desc = &sc->rxq.desc[sc->rxq.cur_decrypt]; data = &sc->rxq.data[sc->rxq.cur_decrypt]; - if ((le32toh(desc->flags) & RAL_RX_BUSY) || - (le32toh(desc->flags) & RAL_RX_CIPHER_BUSY)) + if ((le32toh(desc->flags) & RT2560_RX_BUSY) || + (le32toh(desc->flags) & RT2560_RX_CIPHER_BUSY)) break; if (data->drop) { @@ -1341,8 +1171,8 @@ ral_decryption_intr(struct ral_softc *sc) goto skip; } - if ((le32toh(desc->flags) & RAL_RX_CIPHER_MASK) != 0 && - (le32toh(desc->flags) & RAL_RX_ICV_ERROR)) { + if ((le32toh(desc->flags) & RT2560_RX_CIPHER_MASK) != 0 && + (le32toh(desc->flags) & RT2560_RX_ICV_ERROR)) { ifp->if_ierrors++; goto skip; } @@ -1365,15 +1195,15 @@ ral_decryption_intr(struct ral_softc *sc) bus_dmamap_unload(sc->rxq.data_dmat, data->map); error = bus_dmamap_load(sc->rxq.data_dmat, data->map, - mtod(mnew, void *), MCLBYTES, ral_dma_map_addr, &physaddr, - 0); + mtod(mnew, void *), MCLBYTES, rt2560_dma_map_addr, + &physaddr, 0); if (error != 0) { m_freem(mnew); /* try to reload the old mbuf */ error = bus_dmamap_load(sc->rxq.data_dmat, data->map, - mtod(data->m, void *), MCLBYTES, ral_dma_map_addr, - &physaddr, 0); + mtod(data->m, void *), MCLBYTES, + rt2560_dma_map_addr, &physaddr, 0); if (error != 0) { /* very unlikely that it will fail... */ panic("%s: could not load old rx mbuf", @@ -1397,17 +1227,17 @@ ral_decryption_intr(struct ral_softc *sc) (le32toh(desc->flags) >> 16) & 0xfff; if (sc->sc_drvbpf != NULL) { - struct ral_rx_radiotap_header *tap = &sc->sc_rxtap; + struct rt2560_rx_radiotap_header *tap = &sc->sc_rxtap; uint32_t tsf_lo, tsf_hi; /* get timestamp (low and high 32 bits) */ - tsf_hi = RAL_READ(sc, RAL_CSR17); - tsf_lo = RAL_READ(sc, RAL_CSR16); + tsf_hi = RAL_READ(sc, RT2560_CSR17); + tsf_lo = RAL_READ(sc, RT2560_CSR16); tap->wr_tsf = htole64(((uint64_t)tsf_hi << 32) | tsf_lo); tap->wr_flags = 0; - tap->wr_rate = ral_rxrate(desc); + tap->wr_rate = rt2560_rxrate(desc); tap->wr_chan_freq = htole16(ic->ic_curchan->ic_freq); tap->wr_chan_flags = htole16(ic->ic_curchan->ic_flags); tap->wr_antenna = sc->rx_ant; @@ -1424,18 +1254,18 @@ ral_decryption_intr(struct ral_softc *sc) ieee80211_input(ic, m, ni, desc->rssi, 0); /* give rssi to the rate adatation algorithm */ - rn = (struct ral_node *)ni; + rn = (struct rt2560_node *)ni; ral_rssadapt_input(ic, ni, &rn->rssadapt, desc->rssi); /* node is no longer needed */ ieee80211_free_node(ni); -skip: desc->flags = htole32(RAL_RX_BUSY); +skip: desc->flags = htole32(RT2560_RX_BUSY); DPRINTFN(15, ("decryption done idx=%u\n", sc->rxq.cur_decrypt)); sc->rxq.cur_decrypt = - (sc->rxq.cur_decrypt + 1) % RAL_RX_RING_COUNT; + (sc->rxq.cur_decrypt + 1) % RT2560_RX_RING_COUNT; } bus_dmamap_sync(sc->rxq.desc_dmat, sc->rxq.desc_map, @@ -1447,10 +1277,10 @@ skip: desc->flags = htole32(RAL_RX_BUSY); * sending them to the 802.11 layer. */ static void -ral_rx_intr(struct ral_softc *sc) +rt2560_rx_intr(struct rt2560_softc *sc) { - struct ral_rx_desc *desc; - struct ral_rx_data *data; + struct rt2560_rx_desc *desc; + struct rt2560_rx_data *data; bus_dmamap_sync(sc->rxq.desc_dmat, sc->rxq.desc_map, BUS_DMASYNC_POSTREAD); @@ -1459,14 +1289,14 @@ ral_rx_intr(struct ral_softc *sc) desc = &sc->rxq.desc[sc->rxq.cur]; data = &sc->rxq.data[sc->rxq.cur]; - if ((le32toh(desc->flags) & RAL_RX_BUSY) || - (le32toh(desc->flags) & RAL_RX_CIPHER_BUSY)) + if ((le32toh(desc->flags) & RT2560_RX_BUSY) || + (le32toh(desc->flags) & RT2560_RX_CIPHER_BUSY)) break; data->drop = 0; - if ((le32toh(desc->flags) & RAL_RX_PHY_ERROR) || - (le32toh(desc->flags) & RAL_RX_CRC_ERROR)) { + if ((le32toh(desc->flags) & RT2560_RX_PHY_ERROR) || + (le32toh(desc->flags) & RT2560_RX_CRC_ERROR)) { /* * This should not happen since we did not request * to receive those frames when we filled RXCSR0. @@ -1482,18 +1312,18 @@ ral_rx_intr(struct ral_softc *sc) } /* mark the frame for decryption */ - desc->flags |= htole32(RAL_RX_CIPHER_BUSY); + desc->flags |= htole32(RT2560_RX_CIPHER_BUSY); DPRINTFN(15, ("rx done idx=%u\n", sc->rxq.cur)); - sc->rxq.cur = (sc->rxq.cur + 1) % RAL_RX_RING_COUNT; + sc->rxq.cur = (sc->rxq.cur + 1) % RT2560_RX_RING_COUNT; } bus_dmamap_sync(sc->rxq.desc_dmat, sc->rxq.desc_map, BUS_DMASYNC_PREWRITE); /* kick decrypt */ - RAL_WRITE(sc, RAL_SECCSR0, RAL_KICK_DECRYPT); + RAL_WRITE(sc, RT2560_SECCSR0, RT2560_KICK_DECRYPT); } /* @@ -1501,10 +1331,10 @@ ral_rx_intr(struct ral_softc *sc) * sent out. */ static void -ral_beacon_expire(struct ral_softc *sc) +rt2560_beacon_expire(struct rt2560_softc *sc) { struct ieee80211com *ic = &sc->sc_ic; - struct ral_tx_data *data; + struct rt2560_tx_data *data; if (ic->ic_opmode != IEEE80211_M_IBSS && ic->ic_opmode != IEEE80211_M_HOSTAP) @@ -1520,56 +1350,57 @@ ral_beacon_expire(struct ral_softc *sc) if (ic->ic_rawbpf != NULL) bpf_mtap(ic->ic_rawbpf, data->m); - ral_tx_bcn(sc, data->m, data->ni); + rt2560_tx_bcn(sc, data->m, data->ni); DPRINTFN(15, ("beacon expired\n")); - sc->bcnq.next = (sc->bcnq.next + 1) % RAL_BEACON_RING_COUNT; + sc->bcnq.next = (sc->bcnq.next + 1) % RT2560_BEACON_RING_COUNT; } +/* ARGSUSED */ static void -ral_wakeup_expire(struct ral_softc *sc) +rt2560_wakeup_expire(struct rt2560_softc *sc) { DPRINTFN(2, ("wakeup expired\n")); } -static void -ral_intr(void *arg) +void +rt2560_intr(void *arg) { - struct ral_softc *sc = arg; + struct rt2560_softc *sc = arg; uint32_t r; RAL_LOCK(sc); /* disable interrupts */ - RAL_WRITE(sc, RAL_CSR8, 0xffffffff); + RAL_WRITE(sc, RT2560_CSR8, 0xffffffff); - r = RAL_READ(sc, RAL_CSR7); - RAL_WRITE(sc, RAL_CSR7, r); + r = RAL_READ(sc, RT2560_CSR7); + RAL_WRITE(sc, RT2560_CSR7, r); - if (r & RAL_BEACON_EXPIRE) - ral_beacon_expire(sc); + if (r & RT2560_BEACON_EXPIRE) + rt2560_beacon_expire(sc); - if (r & RAL_WAKEUP_EXPIRE) - ral_wakeup_expire(sc); + if (r & RT2560_WAKEUP_EXPIRE) + rt2560_wakeup_expire(sc); - if (r & RAL_ENCRYPTION_DONE) - ral_encryption_intr(sc); + if (r & RT2560_ENCRYPTION_DONE) + rt2560_encryption_intr(sc); - if (r & RAL_TX_DONE) - ral_tx_intr(sc); + if (r & RT2560_TX_DONE) + rt2560_tx_intr(sc); - if (r & RAL_PRIO_DONE) - ral_prio_intr(sc); + if (r & RT2560_PRIO_DONE) + rt2560_prio_intr(sc); - if (r & RAL_DECRYPTION_DONE) - ral_decryption_intr(sc); + if (r & RT2560_DECRYPTION_DONE) + rt2560_decryption_intr(sc); - if (r & RAL_RX_DONE) - ral_rx_intr(sc); + if (r & RT2560_RX_DONE) + rt2560_rx_intr(sc); /* re-enable interrupts */ - RAL_WRITE(sc, RAL_CSR8, RAL_INTR_MASK); + RAL_WRITE(sc, RT2560_CSR8, RT2560_INTR_MASK); RAL_UNLOCK(sc); } @@ -1582,16 +1413,16 @@ ral_intr(void *arg) #define RAL_SIFS 10 /* us */ -#define RAL_TXRX_TURNAROUND 10 /* us */ +#define RT2560_TXRX_TURNAROUND 10 /* us */ /* * This function is only used by the Rx radiotap code. */ static uint8_t -ral_rxrate(struct ral_rx_desc *desc) +rt2560_rxrate(struct rt2560_rx_desc *desc) { - if (le32toh(desc->flags) & RAL_RX_OFDM) { - /* reverse function of ral_plcp_signal */ + if (le32toh(desc->flags) & RT2560_RX_OFDM) { + /* reverse function of rt2560_plcp_signal */ switch (desc->rate) { case 0xb: return 12; case 0xf: return 18; @@ -1620,7 +1451,7 @@ ral_rxrate(struct ral_rx_desc *desc) * XXX: this should depend on the destination node basic rate set. */ static int -ral_ack_rate(struct ieee80211com *ic, int rate) +rt2560_ack_rate(struct ieee80211com *ic, int rate) { switch (rate) { /* CCK rates */ @@ -1655,7 +1486,7 @@ ral_ack_rate(struct ieee80211com *ic, int rate) * given rate. `flags' indicates whether short preamble is in use or not. */ static uint16_t -ral_txtime(int len, int rate, uint32_t flags) +rt2560_txtime(int len, int rate, uint32_t flags) { uint16_t txtime; @@ -1676,7 +1507,7 @@ ral_txtime(int len, int rate, uint32_t flags) } static uint8_t -ral_plcp_signal(int rate) +rt2560_plcp_signal(int rate) { switch (rate) { /* CCK rates (returned values are device-dependent) */ @@ -1701,7 +1532,7 @@ ral_plcp_signal(int rate) } static void -ral_setup_tx_desc(struct ral_softc *sc, struct ral_tx_desc *desc, +rt2560_setup_tx_desc(struct rt2560_softc *sc, struct rt2560_tx_desc *desc, uint32_t flags, int len, int rate, int encrypt, bus_addr_t physaddr) { struct ieee80211com *ic = &sc->sc_ic; @@ -1710,19 +1541,22 @@ ral_setup_tx_desc(struct ral_softc *sc, struct ral_tx_desc *desc, desc->flags = htole32(flags); desc->flags |= htole32(len << 16); - desc->flags |= encrypt ? htole32(RAL_TX_CIPHER_BUSY) : - htole32(RAL_TX_BUSY | RAL_TX_VALID); + desc->flags |= encrypt ? htole32(RT2560_TX_CIPHER_BUSY) : + htole32(RT2560_TX_BUSY | RT2560_TX_VALID); desc->physaddr = htole32(physaddr); - desc->wme = htole16(RAL_AIFSN(2) | RAL_LOGCWMIN(3) | RAL_LOGCWMAX(8)); + desc->wme = htole16( + RT2560_AIFSN(2) | + RT2560_LOGCWMIN(3) | + RT2560_LOGCWMAX(8)); /* setup PLCP fields */ - desc->plcp_signal = ral_plcp_signal(rate); + desc->plcp_signal = rt2560_plcp_signal(rate); desc->plcp_service = 4; len += IEEE80211_CRC_LEN; if (RAL_RATE_IS_OFDM(rate)) { - desc->flags |= htole32(RAL_TX_OFDM); + desc->flags |= htole32(RT2560_TX_OFDM); plcp_length = len & 0xfff; desc->plcp_length_hi = plcp_length >> 6; @@ -1732,7 +1566,7 @@ ral_setup_tx_desc(struct ral_softc *sc, struct ral_tx_desc *desc, if (rate == 22) { remainder = (16 * len) % 22; if (remainder != 0 && remainder < 7) - desc->plcp_service |= RAL_PLCP_LENGEXT; + desc->plcp_service |= RT2560_PLCP_LENGEXT; } desc->plcp_length_hi = plcp_length >> 8; desc->plcp_length_lo = plcp_length & 0xff; @@ -1743,12 +1577,13 @@ ral_setup_tx_desc(struct ral_softc *sc, struct ral_tx_desc *desc, } static int -ral_tx_bcn(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) +rt2560_tx_bcn(struct rt2560_softc *sc, struct mbuf *m0, + struct ieee80211_node *ni) { struct ieee80211com *ic = &sc->sc_ic; - struct ral_tx_desc *desc; - struct ral_tx_data *data; - bus_dma_segment_t segs[RAL_MAX_SCATTER]; + struct rt2560_tx_desc *desc; + struct rt2560_tx_data *data; + bus_dma_segment_t segs[RT2560_MAX_SCATTER]; int nsegs, rate, error; desc = &sc->bcnq.desc[sc->bcnq.cur]; @@ -1766,7 +1601,7 @@ ral_tx_bcn(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) } if (sc->sc_drvbpf != NULL) { - struct ral_tx_radiotap_header *tap = &sc->sc_txtap; + struct rt2560_tx_radiotap_header *tap = &sc->sc_txtap; tap->wt_flags = 0; tap->wt_rate = rate; @@ -1780,8 +1615,8 @@ ral_tx_bcn(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) data->m = m0; data->ni = ni; - ral_setup_tx_desc(sc, desc, RAL_TX_IFS_NEWBACKOFF | RAL_TX_TIMESTAMP, - m0->m_pkthdr.len, rate, 0, segs->ds_addr); + rt2560_setup_tx_desc(sc, desc, RT2560_TX_IFS_NEWBACKOFF | + RT2560_TX_TIMESTAMP, m0->m_pkthdr.len, rate, 0, segs->ds_addr); DPRINTFN(10, ("sending beacon frame len=%u idx=%u rate=%u\n", m0->m_pkthdr.len, sc->bcnq.cur, rate)); @@ -1790,19 +1625,20 @@ ral_tx_bcn(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) bus_dmamap_sync(sc->bcnq.desc_dmat, sc->bcnq.desc_map, BUS_DMASYNC_PREWRITE); - sc->bcnq.cur = (sc->bcnq.cur + 1) % RAL_BEACON_RING_COUNT; + sc->bcnq.cur = (sc->bcnq.cur + 1) % RT2560_BEACON_RING_COUNT; return 0; } static int -ral_tx_mgt(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) +rt2560_tx_mgt(struct rt2560_softc *sc, struct mbuf *m0, + struct ieee80211_node *ni) { struct ieee80211com *ic = &sc->sc_ic; - struct ral_tx_desc *desc; - struct ral_tx_data *data; + struct rt2560_tx_desc *desc; + struct rt2560_tx_data *data; struct ieee80211_frame *wh; - bus_dma_segment_t segs[RAL_MAX_SCATTER]; + bus_dma_segment_t segs[RT2560_MAX_SCATTER]; uint16_t dur; uint32_t flags = 0; int nsegs, rate, error; @@ -1822,7 +1658,7 @@ ral_tx_mgt(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) } if (sc->sc_drvbpf != NULL) { - struct ral_tx_radiotap_header *tap = &sc->sc_txtap; + struct rt2560_tx_radiotap_header *tap = &sc->sc_txtap; tap->wt_flags = 0; tap->wt_rate = rate; @@ -1839,9 +1675,10 @@ ral_tx_mgt(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) wh = mtod(m0, struct ieee80211_frame *); if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { - flags |= RAL_TX_ACK; + flags |= RT2560_TX_ACK; - dur = ral_txtime(RAL_ACK_SIZE, rate, ic->ic_flags) + RAL_SIFS; + dur = rt2560_txtime(RAL_ACK_SIZE, rate, ic->ic_flags) + + RAL_SIFS; *(uint16_t *)wh->i_dur = htole16(dur); /* tell hardware to add timestamp for probe responses */ @@ -1849,10 +1686,10 @@ ral_tx_mgt(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) IEEE80211_FC0_TYPE_MGT && (wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK) == IEEE80211_FC0_SUBTYPE_PROBE_RESP) - flags |= RAL_TX_TIMESTAMP; + flags |= RT2560_TX_TIMESTAMP; } - ral_setup_tx_desc(sc, desc, flags, m0->m_pkthdr.len, rate, 0, + rt2560_setup_tx_desc(sc, desc, flags, m0->m_pkthdr.len, rate, 0, segs->ds_addr); bus_dmamap_sync(sc->prioq.data_dmat, data->map, BUS_DMASYNC_PREWRITE); @@ -1864,8 +1701,8 @@ ral_tx_mgt(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) /* kick prio */ sc->prioq.queued++; - sc->prioq.cur = (sc->prioq.cur + 1) % RAL_PRIO_RING_COUNT; - RAL_WRITE(sc, RAL_TXCSR0, RAL_KICK_PRIO); + sc->prioq.cur = (sc->prioq.cur + 1) % RT2560_PRIO_RING_COUNT; + RAL_WRITE(sc, RT2560_TXCSR0, RT2560_KICK_PRIO); return 0; } @@ -1874,7 +1711,8 @@ ral_tx_mgt(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) * Build a RTS control frame. */ static struct mbuf * -ral_get_rts(struct ral_softc *sc, struct ieee80211_frame *wh, uint16_t dur) +rt2560_get_rts(struct rt2560_softc *sc, struct ieee80211_frame *wh, + uint16_t dur) { struct ieee80211_frame_rts *rts; struct mbuf *m; @@ -1901,17 +1739,18 @@ ral_get_rts(struct ral_softc *sc, struct ieee80211_frame *wh, uint16_t dur) } static int -ral_tx_data(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) +rt2560_tx_data(struct rt2560_softc *sc, struct mbuf *m0, + struct ieee80211_node *ni) { struct ieee80211com *ic = &sc->sc_ic; - struct ral_tx_desc *desc; - struct ral_tx_data *data; - struct ral_node *rn; + struct rt2560_tx_desc *desc; + struct rt2560_tx_data *data; + struct rt2560_node *rn; struct ieee80211_rateset *rs; struct ieee80211_frame *wh; struct ieee80211_key *k; struct mbuf *mnew; - bus_dma_segment_t segs[RAL_MAX_SCATTER]; + bus_dma_segment_t segs[RT2560_MAX_SCATTER]; uint16_t dur; uint32_t flags = 0; int nsegs, rate, error; @@ -1923,9 +1762,9 @@ ral_tx_data(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) rate = rs->rs_rates[ic->ic_fixed_rate]; } else { rs = &ni->ni_rates; - rn = (struct ral_node *)ni; - ni->ni_txrate = ral_rssadapt_choose(&rn->rssadapt, rs, - wh, m0->m_pkthdr.len, NULL, 0); + rn = (struct rt2560_node *)ni; + ni->ni_txrate = ral_rssadapt_choose(&rn->rssadapt, rs, wh, + m0->m_pkthdr.len, NULL, 0); rate = rs->rs_rates[ni->ni_txrate]; } rate &= IEEE80211_RATE_VAL; @@ -1953,14 +1792,14 @@ ral_tx_data(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) int rtsrate, ackrate; rtsrate = IEEE80211_IS_CHAN_5GHZ(ic->ic_curchan) ? 12 : 2; - ackrate = ral_ack_rate(ic, rate); + ackrate = rt2560_ack_rate(ic, rate); - dur = ral_txtime(m0->m_pkthdr.len + 4, rate, ic->ic_flags) + - ral_txtime(RAL_CTS_SIZE, rtsrate, ic->ic_flags) + - ral_txtime(RAL_ACK_SIZE, ackrate, ic->ic_flags) + + dur = rt2560_txtime(m0->m_pkthdr.len + 4, rate, ic->ic_flags) + + rt2560_txtime(RAL_CTS_SIZE, rtsrate, ic->ic_flags) + + rt2560_txtime(RAL_ACK_SIZE, ackrate, ic->ic_flags) + 3 * RAL_SIFS; - m = ral_get_rts(sc, wh, dur); + m = rt2560_get_rts(sc, wh, dur); desc = &sc->txq.desc[sc->txq.cur_encrypt]; data = &sc->txq.data[sc->txq.cur_encrypt]; @@ -1984,22 +1823,23 @@ ral_tx_data(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) /* RTS frames are not taken into account for rssadapt */ data->id.id_node = NULL; - ral_setup_tx_desc(sc, desc, RAL_TX_ACK | RAL_TX_MORE_FRAG, - m->m_pkthdr.len, rtsrate, 1, segs->ds_addr); + rt2560_setup_tx_desc(sc, desc, RT2560_TX_ACK | + RT2560_TX_MORE_FRAG, m->m_pkthdr.len, rtsrate, 1, + segs->ds_addr); bus_dmamap_sync(sc->txq.data_dmat, data->map, BUS_DMASYNC_PREWRITE); sc->txq.queued++; sc->txq.cur_encrypt = - (sc->txq.cur_encrypt + 1) % RAL_TX_RING_COUNT; + (sc->txq.cur_encrypt + 1) % RT2560_TX_RING_COUNT; /* * IEEE Std 802.11-1999: when an RTS/CTS exchange is used, the * asynchronous data frame shall be transmitted after the CTS * frame and a SIFS period. */ - flags |= RAL_TX_LONG_RETRY | RAL_TX_IFS_SIFS; + flags |= RT2560_TX_LONG_RETRY | RT2560_TX_IFS_SIFS; } data = &sc->txq.data[sc->txq.cur_encrypt]; @@ -2037,7 +1877,7 @@ ral_tx_data(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) } if (sc->sc_drvbpf != NULL) { - struct ral_tx_radiotap_header *tap = &sc->sc_txtap; + struct rt2560_tx_radiotap_header *tap = &sc->sc_txtap; tap->wt_flags = 0; tap->wt_rate = rate; @@ -2061,14 +1901,14 @@ ral_tx_data(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) data->id.id_node = NULL; if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { - flags |= RAL_TX_ACK; + flags |= RT2560_TX_ACK; - dur = ral_txtime(RAL_ACK_SIZE, ral_ack_rate(ic, rate), + dur = rt2560_txtime(RAL_ACK_SIZE, rt2560_ack_rate(ic, rate), ic->ic_flags) + RAL_SIFS; *(uint16_t *)wh->i_dur = htole16(dur); } - ral_setup_tx_desc(sc, desc, flags, m0->m_pkthdr.len, rate, 1, + rt2560_setup_tx_desc(sc, desc, flags, m0->m_pkthdr.len, rate, 1, segs->ds_addr); bus_dmamap_sync(sc->txq.data_dmat, data->map, BUS_DMASYNC_PREWRITE); @@ -2080,16 +1920,16 @@ ral_tx_data(struct ral_softc *sc, struct mbuf *m0, struct ieee80211_node *ni) /* kick encrypt */ sc->txq.queued++; - sc->txq.cur_encrypt = (sc->txq.cur_encrypt + 1) % RAL_TX_RING_COUNT; - RAL_WRITE(sc, RAL_SECCSR1, RAL_KICK_ENCRYPT); + sc->txq.cur_encrypt = (sc->txq.cur_encrypt + 1) % RT2560_TX_RING_COUNT; + RAL_WRITE(sc, RT2560_SECCSR1, RT2560_KICK_ENCRYPT); return 0; } static void -ral_start(struct ifnet *ifp) +rt2560_start(struct ifnet *ifp) { - struct ral_softc *sc = ifp->if_softc; + struct rt2560_softc *sc = ifp->if_softc; struct ieee80211com *ic = &sc->sc_ic; struct mbuf *m0; struct ether_header *eh; @@ -2100,7 +1940,7 @@ ral_start(struct ifnet *ifp) for (;;) { IF_POLL(&ic->ic_mgtq, m0); if (m0 != NULL) { - if (sc->prioq.queued >= RAL_PRIO_RING_COUNT) { + if (sc->prioq.queued >= RT2560_PRIO_RING_COUNT) { ifp->if_drv_flags |= IFF_DRV_OACTIVE; break; } @@ -2112,7 +1952,7 @@ ral_start(struct ifnet *ifp) if (ic->ic_rawbpf != NULL) bpf_mtap(ic->ic_rawbpf, m0); - if (ral_tx_mgt(sc, m0, ni) != 0) + if (rt2560_tx_mgt(sc, m0, ni) != 0) break; } else { @@ -2121,7 +1961,7 @@ ral_start(struct ifnet *ifp) IFQ_DRV_DEQUEUE(&ifp->if_snd, m0); if (m0 == NULL) break; - if (sc->txq.queued >= RAL_TX_RING_COUNT - 1) { + if (sc->txq.queued >= RT2560_TX_RING_COUNT - 1) { IFQ_DRV_PREPEND(&ifp->if_snd, m0); ifp->if_drv_flags |= IFF_DRV_OACTIVE; break; @@ -2148,7 +1988,7 @@ ral_start(struct ifnet *ifp) if (ic->ic_rawbpf != NULL) bpf_mtap(ic->ic_rawbpf, m0); - if (ral_tx_data(sc, m0, ni) != 0) { + if (rt2560_tx_data(sc, m0, ni) != 0) { ieee80211_free_node(ni); ifp->if_oerrors++; break; @@ -2163,9 +2003,9 @@ ral_start(struct ifnet *ifp) } static void -ral_watchdog(struct ifnet *ifp) +rt2560_watchdog(struct ifnet *ifp) { - struct ral_softc *sc = ifp->if_softc; + struct rt2560_softc *sc = ifp->if_softc; struct ieee80211com *ic = &sc->sc_ic; RAL_LOCK(sc); @@ -2175,7 +2015,7 @@ ral_watchdog(struct ifnet *ifp) if (sc->sc_tx_timer > 0) { if (--sc->sc_tx_timer == 0) { device_printf(sc->sc_dev, "device timeout\n"); - ral_init(sc); + rt2560_init(sc); ifp->if_oerrors++; RAL_UNLOCK(sc); return; @@ -2194,23 +2034,23 @@ ral_watchdog(struct ifnet *ifp) * generate a new beacon frame. */ static int -ral_reset(struct ifnet *ifp) +rt2560_reset(struct ifnet *ifp) { - struct ral_softc *sc = ifp->if_softc; + struct rt2560_softc *sc = ifp->if_softc; struct ieee80211com *ic = &sc->sc_ic; if (ic->ic_opmode != IEEE80211_M_MONITOR) return ENETRESET; - ral_set_chan(sc, ic->ic_curchan); + rt2560_set_chan(sc, ic->ic_curchan); return 0; } static int -ral_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) +rt2560_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) { - struct ral_softc *sc = ifp->if_softc; + struct rt2560_softc *sc = ifp->if_softc; struct ieee80211com *ic = &sc->sc_ic; int error = 0; @@ -2220,12 +2060,12 @@ ral_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) case SIOCSIFFLAGS: if (ifp->if_flags & IFF_UP) { if (ifp->if_drv_flags & IFF_DRV_RUNNING) - ral_update_promisc(sc); + rt2560_update_promisc(sc); else - ral_init(sc); + rt2560_init(sc); } else { if (ifp->if_drv_flags & IFF_DRV_RUNNING) - ral_stop(sc); + rt2560_stop(sc); } break; @@ -2237,7 +2077,7 @@ ral_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) if ((ifp->if_flags & IFF_UP) && (ifp->if_drv_flags & IFF_DRV_RUNNING) && (ic->ic_roaming != IEEE80211_ROAMING_MANUAL)) - ral_init(sc); + rt2560_init(sc); error = 0; } @@ -2247,13 +2087,13 @@ ral_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) } static void -ral_bbp_write(struct ral_softc *sc, uint8_t reg, uint8_t val) +rt2560_bbp_write(struct rt2560_softc *sc, uint8_t reg, uint8_t val) { uint32_t tmp; int ntries; for (ntries = 0; ntries < 100; ntries++) { - if (!(RAL_READ(sc, RAL_BBPCSR) & RAL_BBP_BUSY)) + if (!(RAL_READ(sc, RT2560_BBPCSR) & RT2560_BBP_BUSY)) break; DELAY(1); } @@ -2262,24 +2102,24 @@ ral_bbp_write(struct ral_softc *sc, uint8_t reg, uint8_t val) return; } - tmp = RAL_BBP_WRITE | RAL_BBP_BUSY | reg << 8 | val; - RAL_WRITE(sc, RAL_BBPCSR, tmp); + tmp = RT2560_BBP_WRITE | RT2560_BBP_BUSY | reg << 8 | val; + RAL_WRITE(sc, RT2560_BBPCSR, tmp); DPRINTFN(15, ("BBP R%u <- 0x%02x\n", reg, val)); } static uint8_t -ral_bbp_read(struct ral_softc *sc, uint8_t reg) +rt2560_bbp_read(struct rt2560_softc *sc, uint8_t reg) { uint32_t val; int ntries; - val = RAL_BBP_BUSY | reg << 8; - RAL_WRITE(sc, RAL_BBPCSR, val); + val = RT2560_BBP_BUSY | reg << 8; + RAL_WRITE(sc, RT2560_BBPCSR, val); for (ntries = 0; ntries < 100; ntries++) { - val = RAL_READ(sc, RAL_BBPCSR); - if (!(val & RAL_BBP_BUSY)) + val = RAL_READ(sc, RT2560_BBPCSR); + if (!(val & RT2560_BBP_BUSY)) return val & 0xff; DELAY(1); } @@ -2289,13 +2129,13 @@ ral_bbp_read(struct ral_softc *sc, uint8_t reg) } static void -ral_rf_write(struct ral_softc *sc, uint8_t reg, uint32_t val) +rt2560_rf_write(struct rt2560_softc *sc, uint8_t reg, uint32_t val) { uint32_t tmp; int ntries; for (ntries = 0; ntries < 100; ntries++) { - if (!(RAL_READ(sc, RAL_RFCSR) & RAL_RF_BUSY)) + if (!(RAL_READ(sc, RT2560_RFCSR) & RT2560_RF_BUSY)) break; DELAY(1); } @@ -2304,8 +2144,9 @@ ral_rf_write(struct ral_softc *sc, uint8_t reg, uint32_t val) return; } - tmp = RAL_RF_BUSY | RAL_RF_20BIT | (val & 0xfffff) << 2 | (reg & 0x3); - RAL_WRITE(sc, RAL_RFCSR, tmp); + tmp = RT2560_RF_BUSY | RT2560_RF_20BIT | (val & 0xfffff) << 2 | + (reg & 0x3); + RAL_WRITE(sc, RT2560_RFCSR, tmp); /* remember last written value in sc */ sc->rf_regs[reg] = val; @@ -2314,7 +2155,7 @@ ral_rf_write(struct ral_softc *sc, uint8_t reg, uint32_t val) } static void -ral_set_chan(struct ral_softc *sc, struct ieee80211_channel *c) +rt2560_set_chan(struct rt2560_softc *sc, struct ieee80211_channel *c) { struct ieee80211com *ic = &sc->sc_ic; uint8_t power, tmp; @@ -2335,78 +2176,78 @@ ral_set_chan(struct ral_softc *sc, struct ieee80211_channel *c) DPRINTFN(2, ("setting channel to %u, txpower to %u\n", chan, power)); switch (sc->rf_rev) { - case RAL_RF_2522: - ral_rf_write(sc, RAL_RF1, 0x00814); - ral_rf_write(sc, RAL_RF2, ral_rf2522_r2[chan - 1]); - ral_rf_write(sc, RAL_RF3, power << 7 | 0x00040); + case RT2560_RF_2522: + rt2560_rf_write(sc, RAL_RF1, 0x00814); + rt2560_rf_write(sc, RAL_RF2, rt2560_rf2522_r2[chan - 1]); + rt2560_rf_write(sc, RAL_RF3, power << 7 | 0x00040); break; - case RAL_RF_2523: - ral_rf_write(sc, RAL_RF1, 0x08804); - ral_rf_write(sc, RAL_RF2, ral_rf2523_r2[chan - 1]); - ral_rf_write(sc, RAL_RF3, power << 7 | 0x38044); - ral_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); + case RT2560_RF_2523: + rt2560_rf_write(sc, RAL_RF1, 0x08804); + rt2560_rf_write(sc, RAL_RF2, rt2560_rf2523_r2[chan - 1]); + rt2560_rf_write(sc, RAL_RF3, power << 7 | 0x38044); + rt2560_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); break; - case RAL_RF_2524: - ral_rf_write(sc, RAL_RF1, 0x0c808); - ral_rf_write(sc, RAL_RF2, ral_rf2524_r2[chan - 1]); - ral_rf_write(sc, RAL_RF3, power << 7 | 0x00040); - ral_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); + case RT2560_RF_2524: + rt2560_rf_write(sc, RAL_RF1, 0x0c808); + rt2560_rf_write(sc, RAL_RF2, rt2560_rf2524_r2[chan - 1]); + rt2560_rf_write(sc, RAL_RF3, power << 7 | 0x00040); + rt2560_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); break; - case RAL_RF_2525: - ral_rf_write(sc, RAL_RF1, 0x08808); - ral_rf_write(sc, RAL_RF2, ral_rf2525_hi_r2[chan - 1]); - ral_rf_write(sc, RAL_RF3, power << 7 | 0x18044); - ral_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); + case RT2560_RF_2525: + rt2560_rf_write(sc, RAL_RF1, 0x08808); + rt2560_rf_write(sc, RAL_RF2, rt2560_rf2525_hi_r2[chan - 1]); + rt2560_rf_write(sc, RAL_RF3, power << 7 | 0x18044); + rt2560_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); - ral_rf_write(sc, RAL_RF1, 0x08808); - ral_rf_write(sc, RAL_RF2, ral_rf2525_r2[chan - 1]); - ral_rf_write(sc, RAL_RF3, power << 7 | 0x18044); - ral_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); + rt2560_rf_write(sc, RAL_RF1, 0x08808); + rt2560_rf_write(sc, RAL_RF2, rt2560_rf2525_r2[chan - 1]); + rt2560_rf_write(sc, RAL_RF3, power << 7 | 0x18044); + rt2560_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00280 : 0x00286); break; - case RAL_RF_2525E: - ral_rf_write(sc, RAL_RF1, 0x08808); - ral_rf_write(sc, RAL_RF2, ral_rf2525e_r2[chan - 1]); - ral_rf_write(sc, RAL_RF3, power << 7 | 0x18044); - ral_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00286 : 0x00282); + case RT2560_RF_2525E: + rt2560_rf_write(sc, RAL_RF1, 0x08808); + rt2560_rf_write(sc, RAL_RF2, rt2560_rf2525e_r2[chan - 1]); + rt2560_rf_write(sc, RAL_RF3, power << 7 | 0x18044); + rt2560_rf_write(sc, RAL_RF4, (chan == 14) ? 0x00286 : 0x00282); break; - case RAL_RF_2526: - ral_rf_write(sc, RAL_RF2, ral_rf2526_hi_r2[chan - 1]); - ral_rf_write(sc, RAL_RF4, (chan & 1) ? 0x00386 : 0x00381); - ral_rf_write(sc, RAL_RF1, 0x08804); + case RT2560_RF_2526: + rt2560_rf_write(sc, RAL_RF2, rt2560_rf2526_hi_r2[chan - 1]); + rt2560_rf_write(sc, RAL_RF4, (chan & 1) ? 0x00386 : 0x00381); + rt2560_rf_write(sc, RAL_RF1, 0x08804); - ral_rf_write(sc, RAL_RF2, ral_rf2526_r2[chan - 1]); - ral_rf_write(sc, RAL_RF3, power << 7 | 0x18044); - ral_rf_write(sc, RAL_RF4, (chan & 1) ? 0x00386 : 0x00381); + rt2560_rf_write(sc, RAL_RF2, rt2560_rf2526_r2[chan - 1]); + rt2560_rf_write(sc, RAL_RF3, power << 7 | 0x18044); + rt2560_rf_write(sc, RAL_RF4, (chan & 1) ? 0x00386 : 0x00381); break; /* dual-band RF */ - case RAL_RF_5222: - for (i = 0; ral_rf5222[i].chan != chan; i++); + case RT2560_RF_5222: + for (i = 0; rt2560_rf5222[i].chan != chan; i++); - ral_rf_write(sc, RAL_RF1, ral_rf5222[i].r1); - ral_rf_write(sc, RAL_RF2, ral_rf5222[i].r2); - ral_rf_write(sc, RAL_RF3, power << 7 | 0x00040); - ral_rf_write(sc, RAL_RF4, ral_rf5222[i].r4); + rt2560_rf_write(sc, RAL_RF1, rt2560_rf5222[i].r1); + rt2560_rf_write(sc, RAL_RF2, rt2560_rf5222[i].r2); + rt2560_rf_write(sc, RAL_RF3, power << 7 | 0x00040); + rt2560_rf_write(sc, RAL_RF4, rt2560_rf5222[i].r4); break; } if (ic->ic_state != IEEE80211_S_SCAN) { /* set Japan filter bit for channel 14 */ - tmp = ral_bbp_read(sc, 70); + tmp = rt2560_bbp_read(sc, 70); - tmp &= ~RAL_JAPAN_FILTER; + tmp &= ~RT2560_JAPAN_FILTER; if (chan == 14) - tmp |= RAL_JAPAN_FILTER; + tmp |= RT2560_JAPAN_FILTER; - ral_bbp_write(sc, 70, tmp); + rt2560_bbp_write(sc, 70, tmp); /* clear CRC errors */ - RAL_READ(sc, RAL_CNT0); + RAL_READ(sc, RT2560_CNT0); } } @@ -2415,17 +2256,17 @@ ral_set_chan(struct ral_softc *sc, struct ieee80211_channel *c) * Disable RF auto-tuning. */ static void -ral_disable_rf_tune(struct ral_softc *sc) +rt2560_disable_rf_tune(struct rt2560_softc *sc) { uint32_t tmp; - if (sc->rf_rev != RAL_RF_2523) { + if (sc->rf_rev != RT2560_RF_2523) { tmp = sc->rf_regs[RAL_RF1] & ~RAL_RF1_AUTOTUNE; - ral_rf_write(sc, RAL_RF1, tmp); + rt2560_rf_write(sc, RAL_RF1, tmp); } tmp = sc->rf_regs[RAL_RF3] & ~RAL_RF3_AUTOTUNE; - ral_rf_write(sc, RAL_RF3, tmp); + rt2560_rf_write(sc, RAL_RF3, tmp); DPRINTFN(2, ("disabling RF autotune\n")); } @@ -2436,54 +2277,55 @@ ral_disable_rf_tune(struct ral_softc *sc) * synchronization. */ static void -ral_enable_tsf_sync(struct ral_softc *sc) +rt2560_enable_tsf_sync(struct rt2560_softc *sc) { struct ieee80211com *ic = &sc->sc_ic; uint16_t logcwmin, preload; uint32_t tmp; /* first, disable TSF synchronization */ - RAL_WRITE(sc, RAL_CSR14, 0); + RAL_WRITE(sc, RT2560_CSR14, 0); tmp = 16 * ic->ic_bss->ni_intval; - RAL_WRITE(sc, RAL_CSR12, tmp); + RAL_WRITE(sc, RT2560_CSR12, tmp); - RAL_WRITE(sc, RAL_CSR13, 0); + RAL_WRITE(sc, RT2560_CSR13, 0); logcwmin = 5; preload = (ic->ic_opmode == IEEE80211_M_STA) ? 384 : 1024; tmp = logcwmin << 16 | preload; - RAL_WRITE(sc, RAL_BCNOCSR, tmp); + RAL_WRITE(sc, RT2560_BCNOCSR, tmp); /* finally, enable TSF synchronization */ - tmp = RAL_ENABLE_TSF | RAL_ENABLE_TBCN; + tmp = RT2560_ENABLE_TSF | RT2560_ENABLE_TBCN; if (ic->ic_opmode == IEEE80211_M_STA) - tmp |= RAL_ENABLE_TSF_SYNC(1); + tmp |= RT2560_ENABLE_TSF_SYNC(1); else - tmp |= RAL_ENABLE_TSF_SYNC(2) | RAL_ENABLE_BEACON_GENERATOR; - RAL_WRITE(sc, RAL_CSR14, tmp); + tmp |= RT2560_ENABLE_TSF_SYNC(2) | + RT2560_ENABLE_BEACON_GENERATOR; + RAL_WRITE(sc, RT2560_CSR14, tmp); DPRINTF(("enabling TSF synchronization\n")); } static void -ral_update_plcp(struct ral_softc *sc) +rt2560_update_plcp(struct rt2560_softc *sc) { struct ieee80211com *ic = &sc->sc_ic; /* no short preamble for 1Mbps */ - RAL_WRITE(sc, RAL_PLCP1MCSR, 0x00700400); + RAL_WRITE(sc, RT2560_PLCP1MCSR, 0x00700400); if (!(ic->ic_flags & IEEE80211_F_SHPREAMBLE)) { /* values taken from the reference driver */ - RAL_WRITE(sc, RAL_PLCP2MCSR, 0x00380401); - RAL_WRITE(sc, RAL_PLCP5p5MCSR, 0x00150402); - RAL_WRITE(sc, RAL_PLCP11MCSR, 0x000b8403); + RAL_WRITE(sc, RT2560_PLCP2MCSR, 0x00380401); + RAL_WRITE(sc, RT2560_PLCP5p5MCSR, 0x00150402); + RAL_WRITE(sc, RT2560_PLCP11MCSR, 0x000b8403); } else { /* same values as above or'ed 0x8 */ - RAL_WRITE(sc, RAL_PLCP2MCSR, 0x00380409); - RAL_WRITE(sc, RAL_PLCP5p5MCSR, 0x0015040a); - RAL_WRITE(sc, RAL_PLCP11MCSR, 0x000b840b); + RAL_WRITE(sc, RT2560_PLCP2MCSR, 0x00380409); + RAL_WRITE(sc, RT2560_PLCP5p5MCSR, 0x0015040a); + RAL_WRITE(sc, RT2560_PLCP11MCSR, 0x000b840b); } DPRINTF(("updating PLCP for %s preamble\n", @@ -2495,9 +2337,9 @@ ral_update_plcp(struct ral_softc *sc) * IEEE Std 802.11-1999 pp. 85 to know how these values are computed. */ static void -ral_update_slot(struct ifnet *ifp) +rt2560_update_slot(struct ifnet *ifp) { - struct ral_softc *sc = ifp->if_softc; + struct rt2560_softc *sc = ifp->if_softc; struct ieee80211com *ic = &sc->sc_ic; uint8_t slottime; uint16_t tx_sifs, tx_pifs, tx_difs, eifs; @@ -2506,136 +2348,136 @@ ral_update_slot(struct ifnet *ifp) slottime = (ic->ic_flags & IEEE80211_F_SHSLOT) ? 9 : 20; /* update the MAC slot boundaries */ - tx_sifs = RAL_SIFS - RAL_TXRX_TURNAROUND; + tx_sifs = RAL_SIFS - RT2560_TXRX_TURNAROUND; tx_pifs = tx_sifs + slottime; tx_difs = tx_sifs + 2 * slottime; eifs = (ic->ic_curmode == IEEE80211_MODE_11B) ? 364 : 60; - tmp = RAL_READ(sc, RAL_CSR11); + tmp = RAL_READ(sc, RT2560_CSR11); tmp = (tmp & ~0x1f00) | slottime << 8; - RAL_WRITE(sc, RAL_CSR11, tmp); + RAL_WRITE(sc, RT2560_CSR11, tmp); tmp = tx_pifs << 16 | tx_sifs; - RAL_WRITE(sc, RAL_CSR18, tmp); + RAL_WRITE(sc, RT2560_CSR18, tmp); tmp = eifs << 16 | tx_difs; - RAL_WRITE(sc, RAL_CSR19, tmp); + RAL_WRITE(sc, RT2560_CSR19, tmp); DPRINTF(("setting slottime to %uus\n", slottime)); } static void -ral_set_basicrates(struct ral_softc *sc) +rt2560_set_basicrates(struct rt2560_softc *sc) { struct ieee80211com *ic = &sc->sc_ic; /* update basic rate set */ if (ic->ic_curmode == IEEE80211_MODE_11B) { /* 11b basic rates: 1, 2Mbps */ - RAL_WRITE(sc, RAL_ARSP_PLCP_1, 0x3); + RAL_WRITE(sc, RT2560_ARSP_PLCP_1, 0x3); } else if (IEEE80211_IS_CHAN_5GHZ(ic->ic_curchan)) { /* 11a basic rates: 6, 12, 24Mbps */ - RAL_WRITE(sc, RAL_ARSP_PLCP_1, 0x150); + RAL_WRITE(sc, RT2560_ARSP_PLCP_1, 0x150); } else { /* 11g basic rates: 1, 2, 5.5, 11, 6, 12, 24Mbps */ - RAL_WRITE(sc, RAL_ARSP_PLCP_1, 0x15f); + RAL_WRITE(sc, RT2560_ARSP_PLCP_1, 0x15f); } } static void -ral_update_led(struct ral_softc *sc, int led1, int led2) +rt2560_update_led(struct rt2560_softc *sc, int led1, int led2) { uint32_t tmp; /* set ON period to 70ms and OFF period to 30ms */ tmp = led1 << 16 | led2 << 17 | 70 << 8 | 30; - RAL_WRITE(sc, RAL_LEDCSR, tmp); + RAL_WRITE(sc, RT2560_LEDCSR, tmp); } static void -ral_set_bssid(struct ral_softc *sc, uint8_t *bssid) +rt2560_set_bssid(struct rt2560_softc *sc, uint8_t *bssid) { uint32_t tmp; tmp = bssid[0] | bssid[1] << 8 | bssid[2] << 16 | bssid[3] << 24; - RAL_WRITE(sc, RAL_CSR5, tmp); + RAL_WRITE(sc, RT2560_CSR5, tmp); tmp = bssid[4] | bssid[5] << 8; - RAL_WRITE(sc, RAL_CSR6, tmp); + RAL_WRITE(sc, RT2560_CSR6, tmp); DPRINTF(("setting BSSID to %6D\n", bssid, ":")); } static void -ral_set_macaddr(struct ral_softc *sc, uint8_t *addr) +rt2560_set_macaddr(struct rt2560_softc *sc, uint8_t *addr) { uint32_t tmp; tmp = addr[0] | addr[1] << 8 | addr[2] << 16 | addr[3] << 24; - RAL_WRITE(sc, RAL_CSR3, tmp); + RAL_WRITE(sc, RT2560_CSR3, tmp); tmp = addr[4] | addr[5] << 8; - RAL_WRITE(sc, RAL_CSR4, tmp); + RAL_WRITE(sc, RT2560_CSR4, tmp); DPRINTF(("setting MAC address to %6D\n", addr, ":")); } static void -ral_get_macaddr(struct ral_softc *sc, uint8_t *addr) +rt2560_get_macaddr(struct rt2560_softc *sc, uint8_t *addr) { uint32_t tmp; - tmp = RAL_READ(sc, RAL_CSR3); + tmp = RAL_READ(sc, RT2560_CSR3); addr[0] = tmp & 0xff; addr[1] = (tmp >> 8) & 0xff; addr[2] = (tmp >> 16) & 0xff; addr[3] = (tmp >> 24); - tmp = RAL_READ(sc, RAL_CSR4); + tmp = RAL_READ(sc, RT2560_CSR4); addr[4] = tmp & 0xff; addr[5] = (tmp >> 8) & 0xff; } static void -ral_update_promisc(struct ral_softc *sc) +rt2560_update_promisc(struct rt2560_softc *sc) { struct ifnet *ifp = sc->sc_ic.ic_ifp; uint32_t tmp; - tmp = RAL_READ(sc, RAL_RXCSR0); + tmp = RAL_READ(sc, RT2560_RXCSR0); - tmp &= ~RAL_DROP_NOT_TO_ME; + tmp &= ~RT2560_DROP_NOT_TO_ME; if (!(ifp->if_flags & IFF_PROMISC)) - tmp |= RAL_DROP_NOT_TO_ME; + tmp |= RT2560_DROP_NOT_TO_ME; - RAL_WRITE(sc, RAL_RXCSR0, tmp); + RAL_WRITE(sc, RT2560_RXCSR0, tmp); DPRINTF(("%s promiscuous mode\n", (ifp->if_flags & IFF_PROMISC) ? "entering" : "leaving")); } static const char * -ral_get_rf(int rev) +rt2560_get_rf(int rev) { switch (rev) { - case RAL_RF_2522: return "RT2522"; - case RAL_RF_2523: return "RT2523"; - case RAL_RF_2524: return "RT2524"; - case RAL_RF_2525: return "RT2525"; - case RAL_RF_2525E: return "RT2525e"; - case RAL_RF_2526: return "RT2526"; - case RAL_RF_5222: return "RT5222"; + case RT2560_RF_2522: return "RT2522"; + case RT2560_RF_2523: return "RT2523"; + case RT2560_RF_2524: return "RT2524"; + case RT2560_RF_2525: return "RT2525"; + case RT2560_RF_2525E: return "RT2525e"; + case RT2560_RF_2526: return "RT2526"; + case RT2560_RF_5222: return "RT5222"; default: return "unknown"; } } static void -ral_read_eeprom(struct ral_softc *sc) +rt2560_read_eeprom(struct rt2560_softc *sc) { uint16_t val; int i; - val = ral_eeprom_read(sc, RAL_EEPROM_CONFIG0); + val = rt2560_eeprom_read(sc, RT2560_EEPROM_CONFIG0); sc->rf_rev = (val >> 11) & 0x7; sc->hw_radio = (val >> 10) & 0x1; sc->led_mode = (val >> 6) & 0x7; @@ -2645,28 +2487,28 @@ ral_read_eeprom(struct ral_softc *sc) /* read default values for BBP registers */ for (i = 0; i < 16; i++) { - val = ral_eeprom_read(sc, RAL_EEPROM_BBP_BASE + i); + val = rt2560_eeprom_read(sc, RT2560_EEPROM_BBP_BASE + i); sc->bbp_prom[i].reg = val >> 8; sc->bbp_prom[i].val = val & 0xff; } /* read Tx power for all b/g channels */ for (i = 0; i < 14 / 2; i++) { - val = ral_eeprom_read(sc, RAL_EEPROM_TXPOWER + i); + val = rt2560_eeprom_read(sc, RT2560_EEPROM_TXPOWER + i); sc->txpow[i * 2] = val >> 8; sc->txpow[i * 2 + 1] = val & 0xff; } } static int -ral_bbp_init(struct ral_softc *sc) +rt2560_bbp_init(struct rt2560_softc *sc) { #define N(a) (sizeof (a) / sizeof ((a)[0])) int i, ntries; /* wait for BBP to be ready */ for (ntries = 0; ntries < 100; ntries++) { - if (ral_bbp_read(sc, RAL_BBP_VERSION) != 0) + if (rt2560_bbp_read(sc, RT2560_BBP_VERSION) != 0) break; DELAY(1); } @@ -2676,15 +2518,16 @@ ral_bbp_init(struct ral_softc *sc) } /* initialize BBP registers to default values */ - for (i = 0; i < N(ral_def_bbp); i++) - ral_bbp_write(sc, ral_def_bbp[i].reg, ral_def_bbp[i].val); - + for (i = 0; i < N(rt2560_def_bbp); i++) { + rt2560_bbp_write(sc, rt2560_def_bbp[i].reg, + rt2560_def_bbp[i].val); + } #if 0 /* initialize BBP registers to values stored in EEPROM */ for (i = 0; i < 16; i++) { if (sc->bbp_prom[i].reg == 0xff) continue; - ral_bbp_write(sc, sc->bbp_prom[i].reg, sc->bbp_prom[i].val); + rt2560_bbp_write(sc, sc->bbp_prom[i].reg, sc->bbp_prom[i].val); } #endif @@ -2693,130 +2536,130 @@ ral_bbp_init(struct ral_softc *sc) } static void -ral_set_txantenna(struct ral_softc *sc, int antenna) +rt2560_set_txantenna(struct rt2560_softc *sc, int antenna) { uint32_t tmp; uint8_t tx; - tx = ral_bbp_read(sc, RAL_BBP_TX) & ~RAL_BBP_ANTMASK; + tx = rt2560_bbp_read(sc, RT2560_BBP_TX) & ~RT2560_BBP_ANTMASK; if (antenna == 1) - tx |= RAL_BBP_ANTA; + tx |= RT2560_BBP_ANTA; else if (antenna == 2) - tx |= RAL_BBP_ANTB; + tx |= RT2560_BBP_ANTB; else - tx |= RAL_BBP_DIVERSITY; + tx |= RT2560_BBP_DIVERSITY; /* need to force I/Q flip for RF 2525e, 2526 and 5222 */ - if (sc->rf_rev == RAL_RF_2525E || sc->rf_rev == RAL_RF_2526 || - sc->rf_rev == RAL_RF_5222) - tx |= RAL_BBP_FLIPIQ; + if (sc->rf_rev == RT2560_RF_2525E || sc->rf_rev == RT2560_RF_2526 || + sc->rf_rev == RT2560_RF_5222) + tx |= RT2560_BBP_FLIPIQ; - ral_bbp_write(sc, RAL_BBP_TX, tx); + rt2560_bbp_write(sc, RT2560_BBP_TX, tx); /* update values for CCK and OFDM in BBPCSR1 */ - tmp = RAL_READ(sc, RAL_BBPCSR1) & ~0x00070007; + tmp = RAL_READ(sc, RT2560_BBPCSR1) & ~0x00070007; tmp |= (tx & 0x7) << 16 | (tx & 0x7); - RAL_WRITE(sc, RAL_BBPCSR1, tmp); + RAL_WRITE(sc, RT2560_BBPCSR1, tmp); } static void -ral_set_rxantenna(struct ral_softc *sc, int antenna) +rt2560_set_rxantenna(struct rt2560_softc *sc, int antenna) { uint8_t rx; - rx = ral_bbp_read(sc, RAL_BBP_RX) & ~RAL_BBP_ANTMASK; + rx = rt2560_bbp_read(sc, RT2560_BBP_RX) & ~RT2560_BBP_ANTMASK; if (antenna == 1) - rx |= RAL_BBP_ANTA; + rx |= RT2560_BBP_ANTA; else if (antenna == 2) - rx |= RAL_BBP_ANTB; + rx |= RT2560_BBP_ANTB; else - rx |= RAL_BBP_DIVERSITY; + rx |= RT2560_BBP_DIVERSITY; /* need to force no I/Q flip for RF 2525e and 2526 */ - if (sc->rf_rev == RAL_RF_2525E || sc->rf_rev == RAL_RF_2526) - rx &= ~RAL_BBP_FLIPIQ; + if (sc->rf_rev == RT2560_RF_2525E || sc->rf_rev == RT2560_RF_2526) + rx &= ~RT2560_BBP_FLIPIQ; - ral_bbp_write(sc, RAL_BBP_RX, rx); + rt2560_bbp_write(sc, RT2560_BBP_RX, rx); } static void -ral_init(void *priv) +rt2560_init(void *priv) { #define N(a) (sizeof (a) / sizeof ((a)[0])) - struct ral_softc *sc = priv; + struct rt2560_softc *sc = priv; struct ieee80211com *ic = &sc->sc_ic; struct ifnet *ifp = ic->ic_ifp; uint32_t tmp; int i; - ral_stop(sc); + rt2560_stop(sc); /* setup tx rings */ - tmp = RAL_PRIO_RING_COUNT << 24 | - RAL_ATIM_RING_COUNT << 16 | - RAL_TX_RING_COUNT << 8 | - RAL_TX_DESC_SIZE; - - /* rings _must_ be initialized in this _exact_ order! */ - RAL_WRITE(sc, RAL_TXCSR2, tmp); - RAL_WRITE(sc, RAL_TXCSR3, sc->txq.physaddr); - RAL_WRITE(sc, RAL_TXCSR5, sc->prioq.physaddr); - RAL_WRITE(sc, RAL_TXCSR4, sc->atimq.physaddr); - RAL_WRITE(sc, RAL_TXCSR6, sc->bcnq.physaddr); + tmp = RT2560_PRIO_RING_COUNT << 24 | + RT2560_ATIM_RING_COUNT << 16 | + RT2560_TX_RING_COUNT << 8 | + RT2560_TX_DESC_SIZE; + + /* rings must be initialized in this exact order */ + RAL_WRITE(sc, RT2560_TXCSR2, tmp); + RAL_WRITE(sc, RT2560_TXCSR3, sc->txq.physaddr); + RAL_WRITE(sc, RT2560_TXCSR5, sc->prioq.physaddr); + RAL_WRITE(sc, RT2560_TXCSR4, sc->atimq.physaddr); + RAL_WRITE(sc, RT2560_TXCSR6, sc->bcnq.physaddr); /* setup rx ring */ - tmp = RAL_RX_RING_COUNT << 8 | RAL_RX_DESC_SIZE; + tmp = RT2560_RX_RING_COUNT << 8 | RT2560_RX_DESC_SIZE; - RAL_WRITE(sc, RAL_RXCSR1, tmp); - RAL_WRITE(sc, RAL_RXCSR2, sc->rxq.physaddr); + RAL_WRITE(sc, RT2560_RXCSR1, tmp); + RAL_WRITE(sc, RT2560_RXCSR2, sc->rxq.physaddr); /* initialize MAC registers to default values */ - for (i = 0; i < N(ral_def_mac); i++) - RAL_WRITE(sc, ral_def_mac[i].reg, ral_def_mac[i].val); + for (i = 0; i < N(rt2560_def_mac); i++) + RAL_WRITE(sc, rt2560_def_mac[i].reg, rt2560_def_mac[i].val); IEEE80211_ADDR_COPY(ic->ic_myaddr, IF_LLADDR(ifp)); - ral_set_macaddr(sc, ic->ic_myaddr); + rt2560_set_macaddr(sc, ic->ic_myaddr); /* set basic rate set (will be updated later) */ - RAL_WRITE(sc, RAL_ARSP_PLCP_1, 0x153); + RAL_WRITE(sc, RT2560_ARSP_PLCP_1, 0x153); - ral_set_txantenna(sc, sc->tx_ant); - ral_set_rxantenna(sc, sc->rx_ant); - ral_update_slot(ifp); - ral_update_plcp(sc); - ral_update_led(sc, 0, 0); + rt2560_set_txantenna(sc, sc->tx_ant); + rt2560_set_rxantenna(sc, sc->rx_ant); + rt2560_update_slot(ifp); + rt2560_update_plcp(sc); + rt2560_update_led(sc, 0, 0); - RAL_WRITE(sc, RAL_CSR1, RAL_RESET_ASIC); - RAL_WRITE(sc, RAL_CSR1, RAL_HOST_READY); + RAL_WRITE(sc, RT2560_CSR1, RT2560_RESET_ASIC); + RAL_WRITE(sc, RT2560_CSR1, RT2560_HOST_READY); - if (ral_bbp_init(sc) != 0) { - ral_stop(sc); + if (rt2560_bbp_init(sc) != 0) { + rt2560_stop(sc); return; } /* set default BSS channel */ - ral_set_chan(sc, ic->ic_curchan); + rt2560_set_chan(sc, ic->ic_curchan); /* kick Rx */ - tmp = RAL_DROP_PHY_ERROR | RAL_DROP_CRC_ERROR; + tmp = RT2560_DROP_PHY_ERROR | RT2560_DROP_CRC_ERROR; if (ic->ic_opmode != IEEE80211_M_MONITOR) { - tmp |= RAL_DROP_CTL | RAL_DROP_VERSION_ERROR; + tmp |= RT2560_DROP_CTL | RT2560_DROP_VERSION_ERROR; if (ic->ic_opmode != IEEE80211_M_HOSTAP) - tmp |= RAL_DROP_TODS; + tmp |= RT2560_DROP_TODS; if (!(ifp->if_flags & IFF_PROMISC)) - tmp |= RAL_DROP_NOT_TO_ME; + tmp |= RT2560_DROP_NOT_TO_ME; } - RAL_WRITE(sc, RAL_RXCSR0, tmp); + RAL_WRITE(sc, RT2560_RXCSR0, tmp); /* clear old FCS and Rx FIFO errors */ - RAL_READ(sc, RAL_CNT0); - RAL_READ(sc, RAL_CNT4); + RAL_READ(sc, RT2560_CNT0); + RAL_READ(sc, RT2560_CNT4); /* clear any pending interrupts */ - RAL_WRITE(sc, RAL_CSR7, 0xffffffff); + RAL_WRITE(sc, RT2560_CSR7, 0xffffffff); /* enable interrupts */ - RAL_WRITE(sc, RAL_CSR8, RAL_INTR_MASK); + RAL_WRITE(sc, RT2560_CSR8, RT2560_INTR_MASK); ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; ifp->if_drv_flags |= IFF_DRV_RUNNING; @@ -2830,9 +2673,9 @@ ral_init(void *priv) } void -ral_stop(void *priv) +rt2560_stop(void *priv) { - struct ral_softc *sc = priv; + struct rt2560_softc *sc = priv; struct ieee80211com *ic = &sc->sc_ic; struct ifnet *ifp = ic->ic_ifp; @@ -2843,22 +2686,22 @@ ral_stop(void *priv) ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE); /* abort Tx */ - RAL_WRITE(sc, RAL_TXCSR0, RAL_ABORT_TX); + RAL_WRITE(sc, RT2560_TXCSR0, RT2560_ABORT_TX); /* disable Rx */ - RAL_WRITE(sc, RAL_RXCSR0, RAL_DISABLE_RX); + RAL_WRITE(sc, RT2560_RXCSR0, RT2560_DISABLE_RX); /* reset ASIC (imply reset BBP) */ - RAL_WRITE(sc, RAL_CSR1, RAL_RESET_ASIC); - RAL_WRITE(sc, RAL_CSR1, 0); + RAL_WRITE(sc, RT2560_CSR1, RT2560_RESET_ASIC); + RAL_WRITE(sc, RT2560_CSR1, 0); /* disable interrupts */ - RAL_WRITE(sc, RAL_CSR8, 0xffffffff); + RAL_WRITE(sc, RT2560_CSR8, 0xffffffff); /* reset Tx and Rx rings */ - ral_reset_tx_ring(sc, &sc->txq); - ral_reset_tx_ring(sc, &sc->atimq); - ral_reset_tx_ring(sc, &sc->prioq); - ral_reset_tx_ring(sc, &sc->bcnq); - ral_reset_rx_ring(sc, &sc->rxq); + rt2560_reset_tx_ring(sc, &sc->txq); + rt2560_reset_tx_ring(sc, &sc->atimq); + rt2560_reset_tx_ring(sc, &sc->prioq); + rt2560_reset_tx_ring(sc, &sc->bcnq); + rt2560_reset_rx_ring(sc, &sc->rxq); } diff --git a/sys/dev/ral/rt2560reg.h b/sys/dev/ral/rt2560reg.h new file mode 100644 index 0000000..6b1cf0d --- /dev/null +++ b/sys/dev/ral/rt2560reg.h @@ -0,0 +1,483 @@ +/* $FreeBSD$ */ + +/*- + * Copyright (c) 2005, 2006 + * Damien Bergamini <damien.bergamini@free.fr> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#define RT2560_TX_RING_COUNT 48 +#define RT2560_ATIM_RING_COUNT 4 +#define RT2560_PRIO_RING_COUNT 16 +#define RT2560_BEACON_RING_COUNT 1 +#define RT2560_RX_RING_COUNT 32 + +#define RT2560_TX_DESC_SIZE (sizeof (struct rt2560_tx_desc)) +#define RT2560_RX_DESC_SIZE (sizeof (struct rt2560_rx_desc)) + +#define RT2560_MAX_SCATTER 1 + +/* + * Control and status registers. + */ +#define RT2560_CSR0 0x0000 /* ASIC version number */ +#define RT2560_CSR1 0x0004 /* System control */ +#define RT2560_CSR3 0x000c /* STA MAC address 0 */ +#define RT2560_CSR4 0x0010 /* STA MAC address 1 */ +#define RT2560_CSR5 0x0014 /* BSSID 0 */ +#define RT2560_CSR6 0x0018 /* BSSID 1 */ +#define RT2560_CSR7 0x001c /* Interrupt source */ +#define RT2560_CSR8 0x0020 /* Interrupt mask */ +#define RT2560_CSR9 0x0024 /* Maximum frame length */ +#define RT2560_SECCSR0 0x0028 /* WEP control */ +#define RT2560_CSR11 0x002c /* Back-off control */ +#define RT2560_CSR12 0x0030 /* Synchronization configuration 0 */ +#define RT2560_CSR13 0x0034 /* Synchronization configuration 1 */ +#define RT2560_CSR14 0x0038 /* Synchronization control */ +#define RT2560_CSR15 0x003c /* Synchronization status */ +#define RT2560_CSR16 0x0040 /* TSF timer 0 */ +#define RT2560_CSR17 0x0044 /* TSF timer 1 */ +#define RT2560_CSR18 0x0048 /* IFS timer 0 */ +#define RT2560_CSR19 0x004c /* IFS timer 1 */ +#define RT2560_CSR20 0x0050 /* WAKEUP timer */ +#define RT2560_CSR21 0x0054 /* EEPROM control */ +#define RT2560_CSR22 0x0058 /* CFP control */ +#define RT2560_TXCSR0 0x0060 /* TX control */ +#define RT2560_TXCSR1 0x0064 /* TX configuration */ +#define RT2560_TXCSR2 0x0068 /* TX descriptor configuration */ +#define RT2560_TXCSR3 0x006c /* TX ring base address */ +#define RT2560_TXCSR4 0x0070 /* TX ATIM ring base address */ +#define RT2560_TXCSR5 0x0074 /* TX PRIO ring base address */ +#define RT2560_TXCSR6 0x0078 /* Beacon base address */ +#define RT2560_TXCSR7 0x007c /* AutoResponder control */ +#define RT2560_RXCSR0 0x0080 /* RX control */ +#define RT2560_RXCSR1 0x0084 /* RX descriptor configuration */ +#define RT2560_RXCSR2 0x0088 /* RX ring base address */ +#define RT2560_PCICSR 0x008c /* PCI control */ +#define RT2560_RXCSR3 0x0090 /* BBP ID 0 */ +#define RT2560_TXCSR9 0x0094 /* OFDM TX BBP */ +#define RT2560_ARSP_PLCP_0 0x0098 /* Auto Responder PLCP address */ +#define RT2560_ARSP_PLCP_1 0x009c /* Auto Responder Basic Rate mask */ +#define RT2560_CNT0 0x00a0 /* FCS error counter */ +#define RT2560_CNT1 0x00ac /* PLCP error counter */ +#define RT2560_CNT2 0x00b0 /* Long error counter */ +#define RT2560_CNT3 0x00b8 /* CCA false alarm counter */ +#define RT2560_CNT4 0x00bc /* RX FIFO Overflow counter */ +#define RT2560_CNT5 0x00c0 /* Tx FIFO Underrun counter */ +#define RT2560_PWRCSR0 0x00c4 /* Power mode configuration */ +#define RT2560_PSCSR0 0x00c8 /* Power state transition time */ +#define RT2560_PSCSR1 0x00cc /* Power state transition time */ +#define RT2560_PSCSR2 0x00d0 /* Power state transition time */ +#define RT2560_PSCSR3 0x00d4 /* Power state transition time */ +#define RT2560_PWRCSR1 0x00d8 /* Manual power control/status */ +#define RT2560_TIMECSR 0x00dc /* Timer control */ +#define RT2560_MACCSR0 0x00e0 /* MAC configuration */ +#define RT2560_MACCSR1 0x00e4 /* MAC configuration */ +#define RT2560_RALINKCSR 0x00e8 /* Ralink RX auto-reset BBCR */ +#define RT2560_BCNCSR 0x00ec /* Beacon interval control */ +#define RT2560_BBPCSR 0x00f0 /* BBP serial control */ +#define RT2560_RFCSR 0x00f4 /* RF serial control */ +#define RT2560_LEDCSR 0x00f8 /* LED control */ +#define RT2560_SECCSR3 0x00fc /* XXX not documented */ +#define RT2560_DMACSR0 0x0100 /* Current RX ring address */ +#define RT2560_DMACSR1 0x0104 /* Current Tx ring address */ +#define RT2560_DMACSR2 0x0104 /* Current Priority ring address */ +#define RT2560_DMACSR3 0x0104 /* Current ATIM ring address */ +#define RT2560_TXACKCSR0 0x0110 /* XXX not documented */ +#define RT2560_GPIOCSR 0x0120 /* */ +#define RT2560_BBBPPCSR 0x0124 /* BBP Pin Control */ +#define RT2560_FIFOCSR0 0x0128 /* TX FIFO pointer */ +#define RT2560_FIFOCSR1 0x012c /* RX FIFO pointer */ +#define RT2560_BCNOCSR 0x0130 /* Beacon time offset */ +#define RT2560_RLPWCSR 0x0134 /* RX_PE Low Width */ +#define RT2560_TESTCSR 0x0138 /* Test Mode Select */ +#define RT2560_PLCP1MCSR 0x013c /* Signal/Service/Length of ACK @1M */ +#define RT2560_PLCP2MCSR 0x0140 /* Signal/Service/Length of ACK @2M */ +#define RT2560_PLCP5p5MCSR 0x0144 /* Signal/Service/Length of ACK @5.5M */ +#define RT2560_PLCP11MCSR 0x0148 /* Signal/Service/Length of ACK @11M */ +#define RT2560_ACKPCTCSR 0x014c /* ACK/CTS padload consume time */ +#define RT2560_ARTCSR1 0x0150 /* ACK/CTS padload consume time */ +#define RT2560_ARTCSR2 0x0154 /* ACK/CTS padload consume time */ +#define RT2560_SECCSR1 0x0158 /* WEP control */ +#define RT2560_BBPCSR1 0x015c /* BBP TX Configuration */ + + +/* possible flags for register RXCSR0 */ +#define RT2560_DISABLE_RX (1 << 0) +#define RT2560_DROP_CRC_ERROR (1 << 1) +#define RT2560_DROP_PHY_ERROR (1 << 2) +#define RT2560_DROP_CTL (1 << 3) +#define RT2560_DROP_NOT_TO_ME (1 << 4) +#define RT2560_DROP_TODS (1 << 5) +#define RT2560_DROP_VERSION_ERROR (1 << 6) + +/* possible flags for register CSR1 */ +#define RT2560_RESET_ASIC (1 << 0) +#define RT2560_RESET_BBP (1 << 1) +#define RT2560_HOST_READY (1 << 2) + +/* possible flags for register CSR14 */ +#define RT2560_ENABLE_TSF (1 << 0) +#define RT2560_ENABLE_TSF_SYNC(x) (((x) & 0x3) << 1) +#define RT2560_ENABLE_TBCN (1 << 3) +#define RT2560_ENABLE_BEACON_GENERATOR (1 << 6) + +/* possible flags for register CSR21 */ +#define RT2560_C (1 << 1) +#define RT2560_S (1 << 2) +#define RT2560_D (1 << 3) +#define RT2560_Q (1 << 4) +#define RT2560_93C46 (1 << 5) + +#define RT2560_SHIFT_D 3 +#define RT2560_SHIFT_Q 4 + +/* possible flags for register TXCSR0 */ +#define RT2560_KICK_TX (1 << 0) +#define RT2560_KICK_ATIM (1 << 1) +#define RT2560_KICK_PRIO (1 << 2) +#define RT2560_ABORT_TX (1 << 3) + +/* possible flags for register SECCSR0 */ +#define RT2560_KICK_DECRYPT (1 << 0) + +/* possible flags for register SECCSR1 */ +#define RT2560_KICK_ENCRYPT (1 << 0) + +/* possible flags for register CSR7 */ +#define RT2560_BEACON_EXPIRE 0x00000001 +#define RT2560_WAKEUP_EXPIRE 0x00000002 +#define RT2560_ATIM_EXPIRE 0x00000004 +#define RT2560_TX_DONE 0x00000008 +#define RT2560_ATIM_DONE 0x00000010 +#define RT2560_PRIO_DONE 0x00000020 +#define RT2560_RX_DONE 0x00000040 +#define RT2560_DECRYPTION_DONE 0x00000080 +#define RT2560_ENCRYPTION_DONE 0x00000100 + +#define RT2560_INTR_MASK \ + (~(RT2560_BEACON_EXPIRE | RT2560_WAKEUP_EXPIRE | RT2560_TX_DONE | \ + RT2560_PRIO_DONE | RT2560_RX_DONE | RT2560_DECRYPTION_DONE | \ + RT2560_ENCRYPTION_DONE)) + +/* Tx descriptor */ +struct rt2560_tx_desc { + uint32_t flags; +#define RT2560_TX_BUSY (1 << 0) +#define RT2560_TX_VALID (1 << 1) + +#define RT2560_TX_RESULT_MASK 0x0000001c +#define RT2560_TX_SUCCESS (0 << 2) +#define RT2560_TX_SUCCESS_RETRY (1 << 2) +#define RT2560_TX_FAIL_RETRY (2 << 2) +#define RT2560_TX_FAIL_INVALID (3 << 2) +#define RT2560_TX_FAIL_OTHER (4 << 2) + +#define RT2560_TX_MORE_FRAG (1 << 8) +#define RT2560_TX_ACK (1 << 9) +#define RT2560_TX_TIMESTAMP (1 << 10) +#define RT2560_TX_OFDM (1 << 11) +#define RT2560_TX_CIPHER_BUSY (1 << 12) + +#define RT2560_TX_IFS_MASK 0x00006000 +#define RT2560_TX_IFS_BACKOFF (0 << 13) +#define RT2560_TX_IFS_SIFS (1 << 13) +#define RT2560_TX_IFS_NEWBACKOFF (2 << 13) +#define RT2560_TX_IFS_NONE (3 << 13) + +#define RT2560_TX_LONG_RETRY (1 << 15) + +#define RT2560_TX_CIPHER_MASK 0xe0000000 +#define RT2560_TX_CIPHER_NONE (0 << 29) +#define RT2560_TX_CIPHER_WEP40 (1 << 29) +#define RT2560_TX_CIPHER_WEP104 (2 << 29) +#define RT2560_TX_CIPHER_TKIP (3 << 29) +#define RT2560_TX_CIPHER_AES (4 << 29) + + uint32_t physaddr; + uint16_t wme; +#define RT2560_LOGCWMAX(x) (((x) & 0xf) << 12) +#define RT2560_LOGCWMIN(x) (((x) & 0xf) << 8) +#define RT2560_AIFSN(x) (((x) & 0x3) << 6) +#define RT2560_IVOFFSET(x) (((x) & 0x3f)) + + uint16_t reserved1; + uint8_t plcp_signal; + uint8_t plcp_service; +#define RT2560_PLCP_LENGEXT 0x80 + + uint8_t plcp_length_lo; + uint8_t plcp_length_hi; + uint32_t iv; + uint32_t eiv; + uint8_t key[IEEE80211_KEYBUF_SIZE]; + uint32_t reserved2[2]; +} __packed; + +/* Rx descriptor */ +struct rt2560_rx_desc { + uint32_t flags; +#define RT2560_RX_BUSY (1 << 0) +#define RT2560_RX_CRC_ERROR (1 << 5) +#define RT2560_RX_OFDM (1 << 6) +#define RT2560_RX_PHY_ERROR (1 << 7) +#define RT2560_RX_CIPHER_BUSY (1 << 8) +#define RT2560_RX_ICV_ERROR (1 << 9) + +#define RT2560_RX_CIPHER_MASK 0xe0000000 +#define RT2560_RX_CIPHER_NONE (0 << 29) +#define RT2560_RX_CIPHER_WEP40 (1 << 29) +#define RT2560_RX_CIPHER_WEP104 (2 << 29) +#define RT2560_RX_CIPHER_TKIP (3 << 29) +#define RT2560_RX_CIPHER_AES (4 << 29) + + uint32_t physaddr; + uint8_t rate; + uint8_t rssi; + uint8_t ta[IEEE80211_ADDR_LEN]; + uint32_t iv; + uint32_t eiv; + uint8_t key[IEEE80211_KEYBUF_SIZE]; + uint32_t reserved[2]; +} __packed; + +#define RAL_RF1 0 +#define RAL_RF2 2 +#define RAL_RF3 1 +#define RAL_RF4 3 + +#define RT2560_RF1_AUTOTUNE 0x08000 +#define RT2560_RF3_AUTOTUNE 0x00040 + +#define RT2560_BBP_BUSY (1 << 15) +#define RT2560_BBP_WRITE (1 << 16) +#define RT2560_RF_20BIT (20 << 24) +#define RT2560_RF_BUSY (1 << 31) + +#define RT2560_RF_2522 0x00 +#define RT2560_RF_2523 0x01 +#define RT2560_RF_2524 0x02 +#define RT2560_RF_2525 0x03 +#define RT2560_RF_2525E 0x04 +#define RT2560_RF_2526 0x05 +/* dual-band RF */ +#define RT2560_RF_5222 0x10 + +#define RT2560_BBP_VERSION 0 +#define RT2560_BBP_TX 2 +#define RT2560_BBP_RX 14 + +#define RT2560_BBP_ANTA 0x00 +#define RT2560_BBP_DIVERSITY 0x01 +#define RT2560_BBP_ANTB 0x02 +#define RT2560_BBP_ANTMASK 0x03 +#define RT2560_BBP_FLIPIQ 0x04 + +#define RT2560_LED_MODE_DEFAULT 0 +#define RT2560_LED_MODE_TXRX_ACTIVITY 1 +#define RT2560_LED_MODE_SINGLE 2 +#define RT2560_LED_MODE_ASUS 3 + +#define RT2560_JAPAN_FILTER 0x8 + +#define RT2560_EEPROM_DELAY 1 /* minimum hold time (microsecond) */ + +#define RT2560_EEPROM_CONFIG0 16 +#define RT2560_EEPROM_BBP_BASE 19 +#define RT2560_EEPROM_TXPOWER 35 + +/* + * control and status registers access macros + */ +#define RAL_READ(sc, reg) \ + bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (reg)) + +#define RAL_WRITE(sc, reg, val) \ + bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (reg), (val)) + +/* + * EEPROM access macro + */ +#define RT2560_EEPROM_CTL(sc, val) do { \ + RAL_WRITE((sc), RT2560_CSR21, (val)); \ + DELAY(RT2560_EEPROM_DELAY); \ +} while (/* CONSTCOND */0) + +/* + * Default values for MAC registers; values taken from the reference driver. + */ +#define RT2560_DEF_MAC \ + { RT2560_PSCSR0, 0x00020002 }, \ + { RT2560_PSCSR1, 0x00000002 }, \ + { RT2560_PSCSR2, 0x00020002 }, \ + { RT2560_PSCSR3, 0x00000002 }, \ + { RT2560_TIMECSR, 0x00003f21 }, \ + { RT2560_CSR9, 0x00000780 }, \ + { RT2560_CSR11, 0x07041483 }, \ + { RT2560_CNT3, 0x00000000 }, \ + { RT2560_TXCSR1, 0x07614562 }, \ + { RT2560_ARSP_PLCP_0, 0x8c8d8b8a }, \ + { RT2560_ACKPCTCSR, 0x7038140a }, \ + { RT2560_ARTCSR1, 0x1d21252d }, \ + { RT2560_ARTCSR2, 0x1919191d }, \ + { RT2560_RXCSR0, 0xffffffff }, \ + { RT2560_RXCSR3, 0xb3aab3af }, \ + { RT2560_PCICSR, 0x000003b8 }, \ + { RT2560_PWRCSR0, 0x3f3b3100 }, \ + { RT2560_GPIOCSR, 0x0000ff00 }, \ + { RT2560_TESTCSR, 0x000000f0 }, \ + { RT2560_PWRCSR1, 0x000001ff }, \ + { RT2560_MACCSR0, 0x00213223 }, \ + { RT2560_MACCSR1, 0x00235518 }, \ + { RT2560_RLPWCSR, 0x00000040 }, \ + { RT2560_RALINKCSR, 0x9a009a11 }, \ + { RT2560_CSR7, 0xffffffff }, \ + { RT2560_BBPCSR1, 0x82188200 }, \ + { RT2560_TXACKCSR0, 0x00000020 }, \ + { RT2560_SECCSR3, 0x0000e78f } + +/* + * Default values for BBP registers; values taken from the reference driver. + */ +#define RT2560_DEF_BBP \ + { 3, 0x02 }, \ + { 4, 0x19 }, \ + { 14, 0x1c }, \ + { 15, 0x30 }, \ + { 16, 0xac }, \ + { 17, 0x48 }, \ + { 18, 0x18 }, \ + { 19, 0xff }, \ + { 20, 0x1e }, \ + { 21, 0x08 }, \ + { 22, 0x08 }, \ + { 23, 0x08 }, \ + { 24, 0x80 }, \ + { 25, 0x50 }, \ + { 26, 0x08 }, \ + { 27, 0x23 }, \ + { 30, 0x10 }, \ + { 31, 0x2b }, \ + { 32, 0xb9 }, \ + { 34, 0x12 }, \ + { 35, 0x50 }, \ + { 39, 0xc4 }, \ + { 40, 0x02 }, \ + { 41, 0x60 }, \ + { 53, 0x10 }, \ + { 54, 0x18 }, \ + { 56, 0x08 }, \ + { 57, 0x10 }, \ + { 58, 0x08 }, \ + { 61, 0x60 }, \ + { 62, 0x10 }, \ + { 75, 0xff } + +/* + * Default values for RF register R2 indexed by channel numbers; values taken + * from the reference driver. + */ +#define RT2560_RF2522_R2 \ +{ \ + 0x307f6, 0x307fb, 0x30800, 0x30805, 0x3080a, 0x3080f, 0x30814, \ + 0x30819, 0x3081e, 0x30823, 0x30828, 0x3082d, 0x30832, 0x3083e \ +} + +#define RT2560_RF2523_R2 \ +{ \ + 0x00327, 0x00328, 0x00329, 0x0032a, 0x0032b, 0x0032c, 0x0032d, \ + 0x0032e, 0x0032f, 0x00340, 0x00341, 0x00342, 0x00343, 0x00346 \ +} + +#define RT2560_RF2524_R2 \ +{ \ + 0x00327, 0x00328, 0x00329, 0x0032a, 0x0032b, 0x0032c, 0x0032d, \ + 0x0032e, 0x0032f, 0x00340, 0x00341, 0x00342, 0x00343, 0x00346 \ +} + +#define RT2560_RF2525_R2 \ +{ \ + 0x20327, 0x20328, 0x20329, 0x2032a, 0x2032b, 0x2032c, 0x2032d, \ + 0x2032e, 0x2032f, 0x20340, 0x20341, 0x20342, 0x20343, 0x20346 \ +} + +#define RT2560_RF2525_HI_R2 \ +{ \ + 0x2032f, 0x20340, 0x20341, 0x20342, 0x20343, 0x20344, 0x20345, \ + 0x20346, 0x20347, 0x20348, 0x20349, 0x2034a, 0x2034b, 0x2034e \ +} + +#define RT2560_RF2525E_R2 \ +{ \ + 0x2044d, 0x2044e, 0x2044f, 0x20460, 0x20461, 0x20462, 0x20463, \ + 0x20464, 0x20465, 0x20466, 0x20467, 0x20468, 0x20469, 0x2046b \ +} + +#define RT2560_RF2526_HI_R2 \ +{ \ + 0x0022a, 0x0022b, 0x0022b, 0x0022c, 0x0022c, 0x0022d, 0x0022d, \ + 0x0022e, 0x0022e, 0x0022f, 0x0022d, 0x00240, 0x00240, 0x00241 \ +} + +#define RT2560_RF2526_R2 \ +{ \ + 0x00226, 0x00227, 0x00227, 0x00228, 0x00228, 0x00229, 0x00229, \ + 0x0022a, 0x0022a, 0x0022b, 0x0022b, 0x0022c, 0x0022c, 0x0022d \ +} + +/* + * For dual-band RF, RF registers R1 and R4 also depend on channel number; + * values taken from the reference driver. + */ +#define RT2560_RF5222 \ + { 1, 0x08808, 0x0044d, 0x00282 }, \ + { 2, 0x08808, 0x0044e, 0x00282 }, \ + { 3, 0x08808, 0x0044f, 0x00282 }, \ + { 4, 0x08808, 0x00460, 0x00282 }, \ + { 5, 0x08808, 0x00461, 0x00282 }, \ + { 6, 0x08808, 0x00462, 0x00282 }, \ + { 7, 0x08808, 0x00463, 0x00282 }, \ + { 8, 0x08808, 0x00464, 0x00282 }, \ + { 9, 0x08808, 0x00465, 0x00282 }, \ + { 10, 0x08808, 0x00466, 0x00282 }, \ + { 11, 0x08808, 0x00467, 0x00282 }, \ + { 12, 0x08808, 0x00468, 0x00282 }, \ + { 13, 0x08808, 0x00469, 0x00282 }, \ + { 14, 0x08808, 0x0046b, 0x00286 }, \ + \ + { 36, 0x08804, 0x06225, 0x00287 }, \ + { 40, 0x08804, 0x06226, 0x00287 }, \ + { 44, 0x08804, 0x06227, 0x00287 }, \ + { 48, 0x08804, 0x06228, 0x00287 }, \ + { 52, 0x08804, 0x06229, 0x00287 }, \ + { 56, 0x08804, 0x0622a, 0x00287 }, \ + { 60, 0x08804, 0x0622b, 0x00287 }, \ + { 64, 0x08804, 0x0622c, 0x00287 }, \ + \ + { 100, 0x08804, 0x02200, 0x00283 }, \ + { 104, 0x08804, 0x02201, 0x00283 }, \ + { 108, 0x08804, 0x02202, 0x00283 }, \ + { 112, 0x08804, 0x02203, 0x00283 }, \ + { 116, 0x08804, 0x02204, 0x00283 }, \ + { 120, 0x08804, 0x02205, 0x00283 }, \ + { 124, 0x08804, 0x02206, 0x00283 }, \ + { 128, 0x08804, 0x02207, 0x00283 }, \ + { 132, 0x08804, 0x02208, 0x00283 }, \ + { 136, 0x08804, 0x02209, 0x00283 }, \ + { 140, 0x08804, 0x0220a, 0x00283 }, \ + \ + { 149, 0x08808, 0x02429, 0x00281 }, \ + { 153, 0x08808, 0x0242b, 0x00281 }, \ + { 157, 0x08808, 0x0242d, 0x00281 }, \ + { 161, 0x08808, 0x0242f, 0x00281 } diff --git a/sys/dev/ral/rt2560var.h b/sys/dev/ral/rt2560var.h new file mode 100644 index 0000000..2f202b6 --- /dev/null +++ b/sys/dev/ral/rt2560var.h @@ -0,0 +1,169 @@ +/* $FreeBSD$ */ + +/*- + * Copyright (c) 2005, 2006 + * Damien Bergamini <damien.bergamini@free.fr> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +struct rt2560_rx_radiotap_header { + struct ieee80211_radiotap_header wr_ihdr; + uint64_t wr_tsf; + uint8_t wr_flags; + uint8_t wr_rate; + uint16_t wr_chan_freq; + uint16_t wr_chan_flags; + uint8_t wr_antenna; + uint8_t wr_antsignal; +}; + +#define RT2560_RX_RADIOTAP_PRESENT \ + ((1 << IEEE80211_RADIOTAP_TSFT) | \ + (1 << IEEE80211_RADIOTAP_FLAGS) | \ + (1 << IEEE80211_RADIOTAP_RATE) | \ + (1 << IEEE80211_RADIOTAP_CHANNEL) | \ + (1 << IEEE80211_RADIOTAP_ANTENNA) | \ + (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL)) + +struct rt2560_tx_radiotap_header { + struct ieee80211_radiotap_header wt_ihdr; + uint8_t wt_flags; + uint8_t wt_rate; + uint16_t wt_chan_freq; + uint16_t wt_chan_flags; + uint8_t wt_antenna; +}; + +#define RT2560_TX_RADIOTAP_PRESENT \ + ((1 << IEEE80211_RADIOTAP_FLAGS) | \ + (1 << IEEE80211_RADIOTAP_RATE) | \ + (1 << IEEE80211_RADIOTAP_CHANNEL) | \ + (1 << IEEE80211_RADIOTAP_ANTENNA)) + +struct rt2560_tx_data { + bus_dmamap_t map; + struct mbuf *m; + struct ieee80211_node *ni; + struct ral_rssdesc id; +}; + +struct rt2560_tx_ring { + bus_dma_tag_t desc_dmat; + bus_dma_tag_t data_dmat; + bus_dmamap_t desc_map; + bus_addr_t physaddr; + struct rt2560_tx_desc *desc; + struct rt2560_tx_data *data; + int count; + int queued; + int cur; + int next; + int cur_encrypt; + int next_encrypt; +}; + +struct rt2560_rx_data { + bus_dmamap_t map; + struct mbuf *m; + int drop; +}; + +struct rt2560_rx_ring { + bus_dma_tag_t desc_dmat; + bus_dma_tag_t data_dmat; + bus_dmamap_t desc_map; + bus_addr_t physaddr; + struct rt2560_rx_desc *desc; + struct rt2560_rx_data *data; + int count; + int cur; + int next; + int cur_decrypt; +}; + +struct rt2560_node { + struct ieee80211_node ni; + struct ral_rssadapt rssadapt; +}; + +struct rt2560_softc { + struct ifnet *sc_ifp; + struct ieee80211com sc_ic; + int (*sc_newstate)(struct ieee80211com *, + enum ieee80211_state, int); + device_t sc_dev; + bus_space_tag_t sc_st; + bus_space_handle_t sc_sh; + + struct mtx sc_mtx; + + struct callout scan_ch; + struct callout rssadapt_ch; + + int sc_tx_timer; + + uint32_t asic_rev; + uint32_t eeprom_rev; + uint8_t rf_rev; + + struct rt2560_tx_ring txq; + struct rt2560_tx_ring prioq; + struct rt2560_tx_ring atimq; + struct rt2560_tx_ring bcnq; + struct rt2560_rx_ring rxq; + + struct ieee80211_beacon_offsets sc_bo; + + uint32_t rf_regs[4]; + uint8_t txpow[14]; + + struct { + uint8_t reg; + uint8_t val; + } bbp_prom[16]; + + int led_mode; + int hw_radio; + int rx_ant; + int tx_ant; + int nb_ant; + + int dwelltime; + + struct bpf_if *sc_drvbpf; + + union { + struct rt2560_rx_radiotap_header th; + uint8_t pad[64]; + } sc_rxtapu; +#define sc_rxtap sc_rxtapu.th + int sc_rxtap_len; + + union { + struct rt2560_tx_radiotap_header th; + uint8_t pad[64]; + } sc_txtapu; +#define sc_txtap sc_txtapu.th + int sc_txtap_len; +}; + +int rt2560_attach(device_t, int); +int rt2560_detach(void *); +void rt2560_shutdown(void *); +void rt2560_suspend(void *); +void rt2560_resume(void *); +void rt2560_intr(void *); + +#define RAL_LOCK(sc) mtx_lock(&(sc)->sc_mtx) +#define RAL_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx) diff --git a/sys/dev/ral/rt2661.c b/sys/dev/ral/rt2661.c new file mode 100644 index 0000000..a71ae76 --- /dev/null +++ b/sys/dev/ral/rt2661.c @@ -0,0 +1,2881 @@ +/* $FreeBSD$ */ + +/*- + * Copyright (c) 2006 + * Damien Bergamini <damien.bergamini@free.fr> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +/*- + * Ralink Technology RT2561, RT2561S and RT2661 chipset driver + * http://www.ralinktech.com/ + */ + +#include <sys/param.h> +#include <sys/sysctl.h> +#include <sys/sockio.h> +#include <sys/mbuf.h> +#include <sys/kernel.h> +#include <sys/socket.h> +#include <sys/systm.h> +#include <sys/malloc.h> +#include <sys/module.h> +#include <sys/bus.h> +#include <sys/endian.h> + +#include <machine/bus.h> +#include <machine/resource.h> +#include <machine/clock.h> +#include <sys/rman.h> + +#include <net/bpf.h> +#include <net/if.h> +#include <net/if_arp.h> +#include <net/ethernet.h> +#include <net/if_dl.h> +#include <net/if_media.h> +#include <net/if_types.h> + +#include <net80211/ieee80211_var.h> +#include <net80211/ieee80211_radiotap.h> + +#include <netinet/in.h> +#include <netinet/in_systm.h> +#include <netinet/in_var.h> +#include <netinet/ip.h> +#include <netinet/if_ether.h> + +#include <dev/rt61/if_ralrate.h> +#include <dev/rt61/rt2661reg.h> +#include <dev/rt61/rt2661var.h> +#include <dev/rt61/rt2661_ucode.h> + +#ifdef RAL_DEBUG +#define DPRINTF(x) do { if (ral_debug > 0) printf x; } while (0) +#define DPRINTFN(n, x) do { if (ral_debug >= (n)) printf x; } while (0) +int ral_debug = 0; +SYSCTL_INT(_debug, OID_AUTO, ral, CTLFLAG_RW, &ral_debug, 0, "ral debug level"); +#else +#define DPRINTF(x) +#define DPRINTFN(n, x) +#endif + +static void rt2661_dma_map_addr(void *, bus_dma_segment_t *, int, + int); +static int rt2661_alloc_tx_ring(struct rt2661_softc *, + struct rt2661_tx_ring *, int); +static void rt2661_reset_tx_ring(struct rt2661_softc *, + struct rt2661_tx_ring *); +static void rt2661_free_tx_ring(struct rt2661_softc *, + struct rt2661_tx_ring *); +static int rt2661_alloc_rx_ring(struct rt2661_softc *, + struct rt2661_rx_ring *, int); +static void rt2661_reset_rx_ring(struct rt2661_softc *, + struct rt2661_rx_ring *); +static void rt2661_free_rx_ring(struct rt2661_softc *, + struct rt2661_rx_ring *); +static struct ieee80211_node *rt2661_node_alloc( + struct ieee80211_node_table *); +static int rt2661_media_change(struct ifnet *); +static void rt2661_next_scan(void *); +static int rt2661_newstate(struct ieee80211com *, + enum ieee80211_state, int); +static uint16_t rt2661_eeprom_read(struct rt2661_softc *, uint8_t); +static void rt2661_rx_intr(struct rt2661_softc *); +static void rt2661_tx_intr(struct rt2661_softc *); +static void rt2661_tx_dma_intr(struct rt2661_softc *, + struct rt2661_tx_ring *); +static void rt2661_mcu_beacon_expire(struct rt2661_softc *); +static void rt2661_mcu_wakeup(struct rt2661_softc *); +static void rt2661_mcu_cmd_intr(struct rt2661_softc *); +static int rt2661_ack_rate(struct ieee80211com *, int); +static uint16_t rt2661_txtime(int, int, uint32_t); +static uint8_t rt2661_rxrate(struct rt2661_rx_desc *); +static uint8_t rt2661_plcp_signal(int); +static void rt2661_setup_tx_desc(struct rt2661_softc *, + struct rt2661_tx_desc *, uint32_t, uint16_t, int, + int, const bus_dma_segment_t *, int, int); +static struct mbuf * rt2661_get_rts(struct rt2661_softc *, + struct ieee80211_frame *, uint16_t); +static int rt2661_tx_data(struct rt2661_softc *, struct mbuf *, + struct ieee80211_node *, int); +static int rt2661_tx_mgt(struct rt2661_softc *, struct mbuf *, + struct ieee80211_node *); +static void rt2661_start(struct ifnet *); +static void rt2661_watchdog(struct ifnet *); +static int rt2661_reset(struct ifnet *); +static int rt2661_ioctl(struct ifnet *, u_long, caddr_t); +static void rt2661_bbp_write(struct rt2661_softc *, uint8_t, + uint8_t); +static uint8_t rt2661_bbp_read(struct rt2661_softc *, uint8_t); +static void rt2661_rf_write(struct rt2661_softc *, uint8_t, + uint32_t); +static int rt2661_tx_cmd(struct rt2661_softc *, uint8_t, + uint16_t); +static void rt2661_select_antenna(struct rt2661_softc *); +static void rt2661_enable_mrr(struct rt2661_softc *); +static void rt2661_set_txpreamble(struct rt2661_softc *); +static void rt2661_set_basicrates(struct rt2661_softc *, + const struct ieee80211_rateset *); +static void rt2661_select_band(struct rt2661_softc *, + struct ieee80211_channel *); +static void rt2661_set_chan(struct rt2661_softc *, + struct ieee80211_channel *); +static void rt2661_set_bssid(struct rt2661_softc *, + const uint8_t *); +static void rt2661_set_macaddr(struct rt2661_softc *, + const uint8_t *); +static void rt2661_update_promisc(struct rt2661_softc *); +static int rt2661_wme_update(struct ieee80211com *) __unused; +static void rt2661_update_slot(struct ifnet *); +static const char *rt2661_get_rf(int); +static void rt2661_read_eeprom(struct rt2661_softc *); +static int rt2661_bbp_init(struct rt2661_softc *); +static void rt2661_init(void *); +static void rt2661_stop(void *); +static int rt2661_load_microcode(struct rt2661_softc *, + const uint8_t *, int); +#ifdef notyet +static void rt2661_rx_tune(struct rt2661_softc *); +static void rt2661_radar_start(struct rt2661_softc *); +static int rt2661_radar_stop(struct rt2661_softc *); +#endif +static int rt2661_prepare_beacon(struct rt2661_softc *); +static void rt2661_enable_tsf_sync(struct rt2661_softc *); +static int rt2661_get_rssi(struct rt2661_softc *, uint8_t); + +devclass_t rt2661_devclass; + +/* + * Supported rates for 802.11a/b/g modes (in 500Kbps unit). + */ +static const struct ieee80211_rateset rt2661_rateset_11a = + { 8, { 12, 18, 24, 36, 48, 72, 96, 108 } }; + +static const struct ieee80211_rateset rt2661_rateset_11b = + { 4, { 2, 4, 11, 22 } }; + +static const struct ieee80211_rateset rt2661_rateset_11g = + { 12, { 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108 } }; + +static const struct { + uint32_t reg; + uint32_t val; +} rt2661_def_mac[] = { + RT2661_DEF_MAC +}; + +static const struct { + uint8_t reg; + uint8_t val; +} rt2661_def_bbp[] = { + RT2661_DEF_BBP +}; + +static const struct rfprog { + uint8_t chan; + uint32_t r1, r2, r3, r4; +} rt2661_rf5225_1[] = { + RT2661_RF5225_1 +}, rt2661_rf5225_2[] = { + RT2661_RF5225_2 +}; + +int +rt2661_attach(device_t dev, int id) +{ + struct rt2661_softc *sc = device_get_softc(dev); + struct ieee80211com *ic = &sc->sc_ic; + struct ifnet *ifp; + uint32_t val; + const uint8_t *ucode = NULL; + int error, i, ac, ntries, size = 0; + + sc->sc_dev = dev; + + mtx_init(&sc->sc_mtx, device_get_nameunit(dev), MTX_NETWORK_LOCK, + MTX_DEF | MTX_RECURSE); + + callout_init(&sc->scan_ch, debug_mpsafenet ? CALLOUT_MPSAFE : 0); + callout_init(&sc->rssadapt_ch, CALLOUT_MPSAFE); + + /* wait for NIC to initialize */ + for (ntries = 0; ntries < 1000; ntries++) { + if ((val = RAL_READ(sc, RT2661_MAC_CSR0)) != 0) + break; + DELAY(1000); + } + if (ntries == 1000) { + device_printf(sc->sc_dev, + "timeout waiting for NIC to initialize\n"); + error = EIO; + goto fail1; + } + + /* retrieve RF rev. no and various other things from EEPROM */ + rt2661_read_eeprom(sc); + + device_printf(dev, "MAC/BBP RT%X, RF %s\n", val, + rt2661_get_rf(sc->rf_rev)); + + /* + * Load 8051 microcode into NIC. + */ + switch (id) { + case 0x0301: + ucode = rt2561s_ucode; + size = sizeof rt2561s_ucode; + break; + case 0x0302: + ucode = rt2561_ucode; + size = sizeof rt2561_ucode; + break; + case 0x0401: + ucode = rt2661_ucode; + size = sizeof rt2661_ucode; + break; + } + + error = rt2661_load_microcode(sc, ucode, size); + if (error != 0) { + device_printf(sc->sc_dev, "could not load 8051 microcode\n"); + goto fail1; + } + + /* + * Allocate Tx and Rx rings. + */ + for (ac = 0; ac < 4; ac++) { + error = rt2661_alloc_tx_ring(sc, &sc->txq[ac], + RT2661_TX_RING_COUNT); + if (error != 0) { + device_printf(sc->sc_dev, + "could not allocate Tx ring %d\n", ac); + goto fail2; + } + } + + error = rt2661_alloc_tx_ring(sc, &sc->mgtq, RT2661_MGT_RING_COUNT); + if (error != 0) { + device_printf(sc->sc_dev, "could not allocate Mgt ring\n"); + goto fail2; + } + + error = rt2661_alloc_rx_ring(sc, &sc->rxq, RT2661_RX_RING_COUNT); + if (error != 0) { + device_printf(sc->sc_dev, "could not allocate Rx ring\n"); + goto fail3; + } + + ifp = sc->sc_ifp = if_alloc(IFT_ETHER); + if (ifp == NULL) { + device_printf(sc->sc_dev, "can not if_alloc()\n"); + error = ENOMEM; + goto fail4; + } + + ifp->if_softc = sc; + if_initname(ifp, device_get_name(dev), device_get_unit(dev)); + ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; + ifp->if_init = rt2661_init; + ifp->if_ioctl = rt2661_ioctl; + ifp->if_start = rt2661_start; + ifp->if_watchdog = rt2661_watchdog; + IFQ_SET_MAXLEN(&ifp->if_snd, IFQ_MAXLEN); + ifp->if_snd.ifq_drv_maxlen = IFQ_MAXLEN; + IFQ_SET_READY(&ifp->if_snd); + + ic->ic_ifp = ifp; + ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */ + ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */ + ic->ic_state = IEEE80211_S_INIT; + + /* set device capabilities */ + ic->ic_caps = + IEEE80211_C_IBSS | /* IBSS mode supported */ + IEEE80211_C_MONITOR | /* monitor mode supported */ + IEEE80211_C_HOSTAP | /* HostAp mode supported */ + IEEE80211_C_TXPMGT | /* tx power management */ + IEEE80211_C_SHPREAMBLE | /* short preamble supported */ + IEEE80211_C_SHSLOT | /* short slot time supported */ + IEEE80211_C_WME | /* 802.11e */ + IEEE80211_C_WPA; /* 802.11i */ + + if (sc->rf_rev == RT2661_RF_5225 || sc->rf_rev == RT2661_RF_5325) { + /* set supported .11a rates */ + ic->ic_sup_rates[IEEE80211_MODE_11A] = rt2661_rateset_11a; + + /* set supported .11a channels */ + for (i = 36; i <= 64; i += 4) { + ic->ic_channels[i].ic_freq = + ieee80211_ieee2mhz(i, IEEE80211_CHAN_5GHZ); + ic->ic_channels[i].ic_flags = IEEE80211_CHAN_A; + } + for (i = 100; i <= 140; i += 4) { + ic->ic_channels[i].ic_freq = + ieee80211_ieee2mhz(i, IEEE80211_CHAN_5GHZ); + ic->ic_channels[i].ic_flags = IEEE80211_CHAN_A; + } + for (i = 149; i <= 165; i += 4) { + ic->ic_channels[i].ic_freq = + ieee80211_ieee2mhz(i, IEEE80211_CHAN_5GHZ); + ic->ic_channels[i].ic_flags = IEEE80211_CHAN_A; + } + } + + /* set supported .11b and .11g rates */ + ic->ic_sup_rates[IEEE80211_MODE_11B] = rt2661_rateset_11b; + ic->ic_sup_rates[IEEE80211_MODE_11G] = rt2661_rateset_11g; + + /* set supported .11b and .11g channels (1 through 14) */ + for (i = 1; i <= 14; i++) { + ic->ic_channels[i].ic_freq = + ieee80211_ieee2mhz(i, IEEE80211_CHAN_2GHZ); + ic->ic_channels[i].ic_flags = + IEEE80211_CHAN_CCK | IEEE80211_CHAN_OFDM | + IEEE80211_CHAN_DYN | IEEE80211_CHAN_2GHZ; + } + + ieee80211_ifattach(ic); + ic->ic_node_alloc = rt2661_node_alloc; +/* ic->ic_wme.wme_update = rt2661_wme_update;*/ + ic->ic_updateslot = rt2661_update_slot; + ic->ic_reset = rt2661_reset; + /* enable s/w bmiss handling in sta mode */ + ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS; + + /* override state transition machine */ + sc->sc_newstate = ic->ic_newstate; + ic->ic_newstate = rt2661_newstate; + ieee80211_media_init(ic, rt2661_media_change, ieee80211_media_status); + + bpfattach2(ifp, DLT_IEEE802_11_RADIO, + sizeof (struct ieee80211_frame) + 64, &sc->sc_drvbpf); + + sc->sc_rxtap_len = sizeof sc->sc_rxtapu; + sc->sc_rxtap.wr_ihdr.it_len = htole16(sc->sc_rxtap_len); + sc->sc_rxtap.wr_ihdr.it_present = htole32(RT2661_RX_RADIOTAP_PRESENT); + + sc->sc_txtap_len = sizeof sc->sc_txtapu; + sc->sc_txtap.wt_ihdr.it_len = htole16(sc->sc_txtap_len); + sc->sc_txtap.wt_ihdr.it_present = htole32(RT2661_TX_RADIOTAP_PRESENT); + + /* + * Add a few sysctl knobs. + */ + sc->dwelltime = 200; + + SYSCTL_ADD_INT(device_get_sysctl_ctx(dev), + SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "dwell", + CTLFLAG_RW, &sc->dwelltime, 0, + "channel dwell time (ms) for AP/station scanning"); + + if (bootverbose) + ieee80211_announce(ic); + + return 0; + +fail4: rt2661_free_rx_ring(sc, &sc->rxq); +fail3: rt2661_free_tx_ring(sc, &sc->mgtq); +fail2: while (--ac >= 0) + rt2661_free_tx_ring(sc, &sc->txq[ac]); +fail1: mtx_destroy(&sc->sc_mtx); + + return error; +} + +int +rt2661_detach(void *xsc) +{ + struct rt2661_softc *sc = xsc; + struct ieee80211com *ic = &sc->sc_ic; + struct ifnet *ifp = ic->ic_ifp; + + rt2661_stop(sc); + callout_stop(&sc->scan_ch); + callout_stop(&sc->rssadapt_ch); + + bpfdetach(ifp); + ieee80211_ifdetach(ic); + + rt2661_free_tx_ring(sc, &sc->txq[0]); + rt2661_free_tx_ring(sc, &sc->txq[1]); + rt2661_free_tx_ring(sc, &sc->txq[2]); + rt2661_free_tx_ring(sc, &sc->txq[3]); + rt2661_free_tx_ring(sc, &sc->mgtq); + rt2661_free_rx_ring(sc, &sc->rxq); + + if_free(ifp); + + mtx_destroy(&sc->sc_mtx); + + return 0; +} + +void +rt2661_shutdown(void *xsc) +{ + struct rt2661_softc *sc = xsc; + + rt2661_stop(sc); +} + +void +rt2661_suspend(void *xsc) +{ + struct rt2661_softc *sc = xsc; + + rt2661_stop(sc); +} + +void +rt2661_resume(void *xsc) +{ + struct rt2661_softc *sc = xsc; + struct ifnet *ifp = sc->sc_ic.ic_ifp; + + if (ifp->if_flags & IFF_UP) { + ifp->if_init(ifp->if_softc); + if (ifp->if_drv_flags & IFF_DRV_RUNNING) + ifp->if_start(ifp); + } +} + +static void +rt2661_dma_map_addr(void *arg, bus_dma_segment_t *segs, int nseg, int error) +{ + if (error != 0) + return; + + KASSERT(nseg == 1, ("too many DMA segments, %d should be 1", nseg)); + + *(bus_addr_t *)arg = segs[0].ds_addr; +} + +static int +rt2661_alloc_tx_ring(struct rt2661_softc *sc, struct rt2661_tx_ring *ring, + int count) +{ + int i, error; + + ring->count = count; + ring->queued = 0; + ring->cur = ring->next = ring->stat = 0; + + error = bus_dma_tag_create(NULL, 4, 0, BUS_SPACE_MAXADDR_32BIT, + BUS_SPACE_MAXADDR, NULL, NULL, count * RT2661_TX_DESC_SIZE, 1, + count * RT2661_TX_DESC_SIZE, 0, NULL, NULL, &ring->desc_dmat); + if (error != 0) { + device_printf(sc->sc_dev, "could not create desc DMA tag\n"); + goto fail; + } + + error = bus_dmamem_alloc(ring->desc_dmat, (void **)&ring->desc, + BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_map); + if (error != 0) { + device_printf(sc->sc_dev, "could not allocate DMA memory\n"); + goto fail; + } + + error = bus_dmamap_load(ring->desc_dmat, ring->desc_map, ring->desc, + count * RT2661_TX_DESC_SIZE, rt2661_dma_map_addr, &ring->physaddr, + 0); + if (error != 0) { + device_printf(sc->sc_dev, "could not load desc DMA map\n"); + goto fail; + } + + ring->data = malloc(count * sizeof (struct rt2661_tx_data), M_DEVBUF, + M_NOWAIT | M_ZERO); + if (ring->data == NULL) { + device_printf(sc->sc_dev, "could not allocate soft data\n"); + error = ENOMEM; + goto fail; + } + + error = bus_dma_tag_create(NULL, 1, 0, BUS_SPACE_MAXADDR_32BIT, + BUS_SPACE_MAXADDR, NULL, NULL, MCLBYTES, RT2661_MAX_SCATTER, + MCLBYTES, 0, NULL, NULL, &ring->data_dmat); + if (error != 0) { + device_printf(sc->sc_dev, "could not create data DMA tag\n"); + goto fail; + } + + for (i = 0; i < count; i++) { + error = bus_dmamap_create(ring->data_dmat, 0, + &ring->data[i].map); + if (error != 0) { + device_printf(sc->sc_dev, "could not create DMA map\n"); + goto fail; + } + } + + return 0; + +fail: rt2661_free_tx_ring(sc, ring); + return error; +} + +static void +rt2661_reset_tx_ring(struct rt2661_softc *sc, struct rt2661_tx_ring *ring) +{ + struct rt2661_tx_desc *desc; + struct rt2661_tx_data *data; + int i; + + for (i = 0; i < ring->count; i++) { + desc = &ring->desc[i]; + data = &ring->data[i]; + + if (data->m != NULL) { + bus_dmamap_sync(ring->data_dmat, data->map, + BUS_DMASYNC_POSTWRITE); + bus_dmamap_unload(ring->data_dmat, data->map); + m_freem(data->m); + data->m = NULL; + } + + if (data->ni != NULL) { + ieee80211_free_node(data->ni); + data->ni = NULL; + } + + desc->flags = 0; + } + + bus_dmamap_sync(ring->desc_dmat, ring->desc_map, BUS_DMASYNC_PREWRITE); + + ring->queued = 0; + ring->cur = ring->next = ring->stat = 0; +} + +static void +rt2661_free_tx_ring(struct rt2661_softc *sc, struct rt2661_tx_ring *ring) +{ + struct rt2661_tx_data *data; + int i; + + if (ring->desc != NULL) { + bus_dmamap_sync(ring->desc_dmat, ring->desc_map, + BUS_DMASYNC_POSTWRITE); + bus_dmamap_unload(ring->desc_dmat, ring->desc_map); + bus_dmamem_free(ring->desc_dmat, ring->desc, ring->desc_map); + } + + if (ring->desc_dmat != NULL) + bus_dma_tag_destroy(ring->desc_dmat); + + if (ring->data != NULL) { + for (i = 0; i < ring->count; i++) { + data = &ring->data[i]; + + if (data->m != NULL) { + bus_dmamap_sync(ring->data_dmat, data->map, + BUS_DMASYNC_POSTWRITE); + bus_dmamap_unload(ring->data_dmat, data->map); + m_freem(data->m); + } + + if (data->ni != NULL) + ieee80211_free_node(data->ni); + + if (data->map != NULL) + bus_dmamap_destroy(ring->data_dmat, data->map); + } + + free(ring->data, M_DEVBUF); + } + + if (ring->data_dmat != NULL) + bus_dma_tag_destroy(ring->data_dmat); +} + +static int +rt2661_alloc_rx_ring(struct rt2661_softc *sc, struct rt2661_rx_ring *ring, + int count) +{ + struct rt2661_rx_desc *desc; + struct rt2661_rx_data *data; + bus_addr_t physaddr; + int i, error; + + ring->count = count; + ring->cur = ring->next = 0; + + error = bus_dma_tag_create(NULL, 4, 0, BUS_SPACE_MAXADDR_32BIT, + BUS_SPACE_MAXADDR, NULL, NULL, count * RT2661_RX_DESC_SIZE, 1, + count * RT2661_RX_DESC_SIZE, 0, NULL, NULL, &ring->desc_dmat); + if (error != 0) { + device_printf(sc->sc_dev, "could not create desc DMA tag\n"); + goto fail; + } + + error = bus_dmamem_alloc(ring->desc_dmat, (void **)&ring->desc, + BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ring->desc_map); + if (error != 0) { + device_printf(sc->sc_dev, "could not allocate DMA memory\n"); + goto fail; + } + + error = bus_dmamap_load(ring->desc_dmat, ring->desc_map, ring->desc, + count * RT2661_RX_DESC_SIZE, rt2661_dma_map_addr, &ring->physaddr, + 0); + if (error != 0) { + device_printf(sc->sc_dev, "could not load desc DMA map\n"); + goto fail; + } + + ring->data = malloc(count * sizeof (struct rt2661_rx_data), M_DEVBUF, + M_NOWAIT | M_ZERO); + if (ring->data == NULL) { + device_printf(sc->sc_dev, "could not allocate soft data\n"); + error = ENOMEM; + goto fail; + } + + /* + * Pre-allocate Rx buffers and populate Rx ring. + */ + error = bus_dma_tag_create(NULL, 1, 0, BUS_SPACE_MAXADDR_32BIT, + BUS_SPACE_MAXADDR, NULL, NULL, MCLBYTES, 1, MCLBYTES, 0, NULL, + NULL, &ring->data_dmat); + if (error != 0) { + device_printf(sc->sc_dev, "could not create data DMA tag\n"); + goto fail; + } + + for (i = 0; i < count; i++) { + desc = &sc->rxq.desc[i]; + data = &sc->rxq.data[i]; + + error = bus_dmamap_create(ring->data_dmat, 0, &data->map); + if (error != 0) { + device_printf(sc->sc_dev, "could not create DMA map\n"); + goto fail; + } + + data->m = m_getcl(M_DONTWAIT, MT_DATA, M_PKTHDR); + if (data->m == NULL) { + device_printf(sc->sc_dev, + "could not allocate rx mbuf\n"); + error = ENOMEM; + goto fail; + } + + error = bus_dmamap_load(ring->data_dmat, data->map, + mtod(data->m, void *), MCLBYTES, rt2661_dma_map_addr, + &physaddr, 0); + if (error != 0) { + device_printf(sc->sc_dev, + "could not load rx buf DMA map"); + goto fail; + } + + desc->flags = htole32(RT2661_RX_BUSY); + desc->physaddr = htole32(physaddr); + } + + bus_dmamap_sync(ring->desc_dmat, ring->desc_map, BUS_DMASYNC_PREWRITE); + + return 0; + +fail: rt2661_free_rx_ring(sc, ring); + return error; +} + +static void +rt2661_reset_rx_ring(struct rt2661_softc *sc, struct rt2661_rx_ring *ring) +{ + int i; + + for (i = 0; i < ring->count; i++) + ring->desc[i].flags = htole32(RT2661_RX_BUSY); + + bus_dmamap_sync(ring->desc_dmat, ring->desc_map, BUS_DMASYNC_PREWRITE); + + ring->cur = ring->next = 0; +} + +static void +rt2661_free_rx_ring(struct rt2661_softc *sc, struct rt2661_rx_ring *ring) +{ + struct rt2661_rx_data *data; + int i; + + if (ring->desc != NULL) { + bus_dmamap_sync(ring->desc_dmat, ring->desc_map, + BUS_DMASYNC_POSTWRITE); + bus_dmamap_unload(ring->desc_dmat, ring->desc_map); + bus_dmamem_free(ring->desc_dmat, ring->desc, ring->desc_map); + } + + if (ring->desc_dmat != NULL) + bus_dma_tag_destroy(ring->desc_dmat); + + if (ring->data != NULL) { + for (i = 0; i < ring->count; i++) { + data = &ring->data[i]; + + if (data->m != NULL) { + bus_dmamap_sync(ring->data_dmat, data->map, + BUS_DMASYNC_POSTREAD); + bus_dmamap_unload(ring->data_dmat, data->map); + m_freem(data->m); + } + + if (data->map != NULL) + bus_dmamap_destroy(ring->data_dmat, data->map); + } + + free(ring->data, M_DEVBUF); + } + + if (ring->data_dmat != NULL) + bus_dma_tag_destroy(ring->data_dmat); +} + +static struct ieee80211_node * +rt2661_node_alloc(struct ieee80211_node_table *nt) +{ + struct rt2661_node *rn; + + rn = malloc(sizeof (struct rt2661_node), M_80211_NODE, + M_NOWAIT | M_ZERO); + + return (rn != NULL) ? &rn->ni : NULL; +} + +static int +rt2661_media_change(struct ifnet *ifp) +{ + struct rt2661_softc *sc = ifp->if_softc; + int error; + + error = ieee80211_media_change(ifp); + if (error != ENETRESET) + return error; + + if ((ifp->if_flags & IFF_UP) && (ifp->if_drv_flags & IFF_DRV_RUNNING)) + rt2661_init(sc); + + return 0; +} + +/* + * This function is called periodically (every 200ms) during scanning to + * switch from one channel to another. + */ +static void +rt2661_next_scan(void *arg) +{ + struct rt2661_softc *sc = arg; + struct ieee80211com *ic = &sc->sc_ic; + + if (ic->ic_state == IEEE80211_S_SCAN) + ieee80211_next_scan(ic); +} + +/* + * This function is called for each node present in the node station table. + */ +static void +rt2661_iter_func(void *arg, struct ieee80211_node *ni) +{ + struct rt2661_node *rn = (struct rt2661_node *)ni; + + ral_rssadapt_updatestats(&rn->rssadapt); +} + +/* + * This function is called periodically (every 100ms) in RUN state to update + * the rate adaptation statistics. + */ +static void +rt2661_update_rssadapt(void *arg) +{ + struct rt2661_softc *sc = arg; + struct ieee80211com *ic = &sc->sc_ic; + + RAL_LOCK(sc); + + ieee80211_iterate_nodes(&ic->ic_sta, rt2661_iter_func, arg); + callout_reset(&sc->rssadapt_ch, hz / 10, rt2661_update_rssadapt, sc); + + RAL_UNLOCK(sc); +} + +static int +rt2661_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg) +{ + struct rt2661_softc *sc = ic->ic_ifp->if_softc; + enum ieee80211_state ostate; + struct ieee80211_node *ni; + uint32_t tmp; + int error = 0; + + ostate = ic->ic_state; + callout_stop(&sc->scan_ch); + + switch (nstate) { + case IEEE80211_S_INIT: + callout_stop(&sc->rssadapt_ch); + + if (ostate == IEEE80211_S_RUN) { + /* abort TSF synchronization */ + tmp = RAL_READ(sc, RT2661_TXRX_CSR9); + RAL_WRITE(sc, RT2661_TXRX_CSR9, tmp & ~0x00ffffff); + } + break; + + case IEEE80211_S_SCAN: + rt2661_set_chan(sc, ic->ic_curchan); + callout_reset(&sc->scan_ch, (sc->dwelltime * hz) / 1000, + rt2661_next_scan, sc); + break; + + case IEEE80211_S_AUTH: + case IEEE80211_S_ASSOC: + rt2661_set_chan(sc, ic->ic_curchan); + break; + + case IEEE80211_S_RUN: + rt2661_set_chan(sc, ic->ic_curchan); + + ni = ic->ic_bss; + + if (ic->ic_opmode != IEEE80211_M_MONITOR) { + rt2661_enable_mrr(sc); + rt2661_set_txpreamble(sc); + rt2661_set_basicrates(sc, &ni->ni_rates); + rt2661_set_bssid(sc, ni->ni_bssid); + } + + if (ic->ic_opmode == IEEE80211_M_HOSTAP || + ic->ic_opmode == IEEE80211_M_IBSS) { + if ((error = rt2661_prepare_beacon(sc)) != 0) + break; + } + + if (ic->ic_opmode != IEEE80211_M_MONITOR) { + callout_reset(&sc->rssadapt_ch, hz / 10, + rt2661_update_rssadapt, sc); + rt2661_enable_tsf_sync(sc); + } + break; + } + + return (error != 0) ? error : sc->sc_newstate(ic, nstate, arg); +} + +/* + * Read 16 bits at address 'addr' from the serial EEPROM (either 93C46 or + * 93C66). + */ +static uint16_t +rt2661_eeprom_read(struct rt2661_softc *sc, uint8_t addr) +{ + uint32_t tmp; + uint16_t val; + int n; + + /* clock C once before the first command */ + RT2661_EEPROM_CTL(sc, 0); + + RT2661_EEPROM_CTL(sc, RT2661_S); + RT2661_EEPROM_CTL(sc, RT2661_S | RT2661_C); + RT2661_EEPROM_CTL(sc, RT2661_S); + + /* write start bit (1) */ + RT2661_EEPROM_CTL(sc, RT2661_S | RT2661_D); + RT2661_EEPROM_CTL(sc, RT2661_S | RT2661_D | RT2661_C); + + /* write READ opcode (10) */ + RT2661_EEPROM_CTL(sc, RT2661_S | RT2661_D); + RT2661_EEPROM_CTL(sc, RT2661_S | RT2661_D | RT2661_C); + RT2661_EEPROM_CTL(sc, RT2661_S); + RT2661_EEPROM_CTL(sc, RT2661_S | RT2661_C); + + /* write address (A5-A0 or A7-A0) */ + n = (RAL_READ(sc, RT2661_E2PROM_CSR) & RT2661_93C46) ? 5 : 7; + for (; n >= 0; n--) { + RT2661_EEPROM_CTL(sc, RT2661_S | + (((addr >> n) & 1) << RT2661_SHIFT_D)); + RT2661_EEPROM_CTL(sc, RT2661_S | + (((addr >> n) & 1) << RT2661_SHIFT_D) | RT2661_C); + } + + RT2661_EEPROM_CTL(sc, RT2661_S); + + /* read data Q15-Q0 */ + val = 0; + for (n = 15; n >= 0; n--) { + RT2661_EEPROM_CTL(sc, RT2661_S | RT2661_C); + tmp = RAL_READ(sc, RT2661_E2PROM_CSR); + val |= ((tmp & RT2661_Q) >> RT2661_SHIFT_Q) << n; + RT2661_EEPROM_CTL(sc, RT2661_S); + } + + RT2661_EEPROM_CTL(sc, 0); + + /* clear Chip Select and clock C */ + RT2661_EEPROM_CTL(sc, RT2661_S); + RT2661_EEPROM_CTL(sc, 0); + RT2661_EEPROM_CTL(sc, RT2661_C); + + return val; +} + +static void +rt2661_tx_intr(struct rt2661_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + struct ifnet *ifp = ic->ic_ifp; + struct rt2661_tx_ring *txq; + struct rt2661_tx_data *data; + struct rt2661_node *rn; + uint32_t val; + int qid, retrycnt; + + for (;;) { + val = RAL_READ(sc, RT2661_STA_CSR4); + if (!(val & RT2661_TX_STAT_VALID)) + break; + + /* retrieve the queue in which this frame was sent */ + qid = RT2661_TX_QID(val); + txq = (qid <= 3) ? &sc->txq[qid] : &sc->mgtq; + + /* retrieve rate control algorithm context */ + data = &txq->data[txq->stat]; + rn = (struct rt2661_node *)data->ni; + + switch (RT2661_TX_RESULT(val)) { + case RT2661_TX_SUCCESS: + retrycnt = RT2661_TX_RETRYCNT(val); + + DPRINTFN(10, ("data frame sent successfully after " + "%d retries\n", retrycnt)); + if (retrycnt == 0 && data->id.id_node != NULL) { + ral_rssadapt_raise_rate(ic, &rn->rssadapt, + &data->id); + } + ifp->if_opackets++; + break; + + case RT2661_TX_RETRY_FAIL: + DPRINTFN(9, ("sending data frame failed (too much " + "retries)\n")); + if (data->id.id_node != NULL) { + ral_rssadapt_lower_rate(ic, data->ni, + &rn->rssadapt, &data->id); + } + ifp->if_oerrors++; + break; + + default: + /* other failure */ + device_printf(sc->sc_dev, + "sending data frame failed 0x%08x\n", val); + ifp->if_oerrors++; + } + + ieee80211_free_node(data->ni); + data->ni = NULL; + + DPRINTFN(15, ("tx done q=%d idx=%u\n", qid, txq->stat)); + + txq->queued--; + if (++txq->stat >= txq->count) /* faster than % count */ + txq->stat = 0; + } + + sc->sc_tx_timer = 0; + ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; + rt2661_start(ifp); +} + +static void +rt2661_tx_dma_intr(struct rt2661_softc *sc, struct rt2661_tx_ring *txq) +{ + struct rt2661_tx_desc *desc; + struct rt2661_tx_data *data; + + bus_dmamap_sync(txq->desc_dmat, txq->desc_map, BUS_DMASYNC_POSTREAD); + + for (;;) { + desc = &txq->desc[txq->next]; + data = &txq->data[txq->next]; + + if ((le32toh(desc->flags) & RT2661_TX_BUSY) || + !(le32toh(desc->flags) & RT2661_TX_VALID)) + break; + + bus_dmamap_sync(txq->data_dmat, data->map, + BUS_DMASYNC_POSTWRITE); + bus_dmamap_unload(txq->data_dmat, data->map); + m_freem(data->m); + data->m = NULL; + /* node reference is released in rt2661_tx_intr() */ + + /* descriptor is no longer valid */ + desc->flags &= ~htole32(RT2661_TX_VALID); + + DPRINTFN(15, ("tx dma done q=%p idx=%u\n", txq, txq->next)); + + if (++txq->next >= txq->count) /* faster than % count */ + txq->next = 0; + } + + bus_dmamap_sync(txq->desc_dmat, txq->desc_map, BUS_DMASYNC_PREWRITE); +} + +static void +rt2661_rx_intr(struct rt2661_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + struct ifnet *ifp = ic->ic_ifp; + struct rt2661_rx_desc *desc; + struct rt2661_rx_data *data; + bus_addr_t physaddr; + struct ieee80211_frame *wh; + struct ieee80211_node *ni; + struct rt2661_node *rn; + struct mbuf *mnew, *m; + int error; + + bus_dmamap_sync(sc->rxq.desc_dmat, sc->rxq.desc_map, + BUS_DMASYNC_POSTREAD); + + for (;;) { + desc = &sc->rxq.desc[sc->rxq.cur]; + data = &sc->rxq.data[sc->rxq.cur]; + + if (le32toh(desc->flags) & RT2661_RX_BUSY) + break; + + if ((le32toh(desc->flags) & RT2661_RX_PHY_ERROR) || + (le32toh(desc->flags) & RT2661_RX_CRC_ERROR)) { + /* + * This should not happen since we did not request + * to receive those frames when we filled TXRX_CSR0. + */ + DPRINTFN(5, ("PHY or CRC error flags 0x%08x\n", + le32toh(desc->flags))); + ifp->if_ierrors++; + goto skip; + } + + if ((le32toh(desc->flags) & RT2661_RX_CIPHER_MASK) != 0) { + ifp->if_ierrors++; + goto skip; + } + + /* + * Try to allocate a new mbuf for this ring element and load it + * before processing the current mbuf. If the ring element + * cannot be loaded, drop the received packet and reuse the old + * mbuf. In the unlikely case that the old mbuf can't be + * reloaded either, explicitly panic. + */ + mnew = m_getcl(M_DONTWAIT, MT_DATA, M_PKTHDR); + if (mnew == NULL) { + ifp->if_ierrors++; + goto skip; + } + + bus_dmamap_sync(sc->rxq.data_dmat, data->map, + BUS_DMASYNC_POSTREAD); + bus_dmamap_unload(sc->rxq.data_dmat, data->map); + + error = bus_dmamap_load(sc->rxq.data_dmat, data->map, + mtod(mnew, void *), MCLBYTES, rt2661_dma_map_addr, + &physaddr, 0); + if (error != 0) { + m_freem(mnew); + + /* try to reload the old mbuf */ + error = bus_dmamap_load(sc->rxq.data_dmat, data->map, + mtod(data->m, void *), MCLBYTES, + rt2661_dma_map_addr, &physaddr, 0); + if (error != 0) { + /* very unlikely that it will fail... */ + panic("%s: could not load old rx mbuf", + device_get_name(sc->sc_dev)); + } + ifp->if_ierrors++; + goto skip; + } + + /* + * New mbuf successfully loaded, update Rx ring and continue + * processing. + */ + m = data->m; + data->m = mnew; + desc->physaddr = htole32(physaddr); + + /* finalize mbuf */ + m->m_pkthdr.rcvif = ifp; + m->m_pkthdr.len = m->m_len = + (le32toh(desc->flags) >> 16) & 0xfff; + + if (sc->sc_drvbpf != NULL) { + struct rt2661_rx_radiotap_header *tap = &sc->sc_rxtap; + uint32_t tsf_lo, tsf_hi; + + /* get timestamp (low and high 32 bits) */ + tsf_hi = RAL_READ(sc, RT2661_TXRX_CSR13); + tsf_lo = RAL_READ(sc, RT2661_TXRX_CSR12); + + tap->wr_tsf = + htole64(((uint64_t)tsf_hi << 32) | tsf_lo); + tap->wr_flags = 0; + tap->wr_rate = rt2661_rxrate(desc); + tap->wr_chan_freq = htole16(ic->ic_curchan->ic_freq); + tap->wr_chan_flags = htole16(ic->ic_curchan->ic_flags); + tap->wr_antsignal = desc->rssi; + + bpf_mtap2(sc->sc_drvbpf, tap, sc->sc_rxtap_len, m); + } + + wh = mtod(m, struct ieee80211_frame *); + ni = ieee80211_find_rxnode(ic, + (struct ieee80211_frame_min *)wh); + + /* send the frame to the 802.11 layer */ + ieee80211_input(ic, m, ni, desc->rssi, 0); + + /* give rssi to the rate adatation algorithm */ + rn = (struct rt2661_node *)ni; + ral_rssadapt_input(ic, ni, &rn->rssadapt, + rt2661_get_rssi(sc, desc->rssi)); + + /* node is no longer needed */ + ieee80211_free_node(ni); + +skip: desc->flags |= htole32(RT2661_RX_BUSY); + + DPRINTFN(15, ("rx intr idx=%u\n", sc->rxq.cur)); + + sc->rxq.cur = (sc->rxq.cur + 1) % RT2661_RX_RING_COUNT; + } + + bus_dmamap_sync(sc->rxq.desc_dmat, sc->rxq.desc_map, + BUS_DMASYNC_PREWRITE); +} + +/* ARGSUSED */ +static void +rt2661_mcu_beacon_expire(struct rt2661_softc *sc) +{ + /* do nothing */ +} + +static void +rt2661_mcu_wakeup(struct rt2661_softc *sc) +{ + RAL_WRITE(sc, RT2661_MAC_CSR11, 5 << 16); + + RAL_WRITE(sc, RT2661_SOFT_RESET_CSR, 0x7); + RAL_WRITE(sc, RT2661_IO_CNTL_CSR, 0x18); + RAL_WRITE(sc, RT2661_PCI_USEC_CSR, 0x20); + + /* send wakeup command to MCU */ + rt2661_tx_cmd(sc, RT2661_MCU_CMD_WAKEUP, 0); +} + +static void +rt2661_mcu_cmd_intr(struct rt2661_softc *sc) +{ + RAL_READ(sc, RT2661_M2H_CMD_DONE_CSR); + RAL_WRITE(sc, RT2661_M2H_CMD_DONE_CSR, 0xffffffff); +} + +void +rt2661_intr(void *arg) +{ + struct rt2661_softc *sc = arg; + uint32_t r1, r2; + + RAL_LOCK(sc); + + /* disable MAC and MCU interrupts */ + RAL_WRITE(sc, RT2661_INT_MASK_CSR, 0xffffff7f); + RAL_WRITE(sc, RT2661_MCU_INT_MASK_CSR, 0xffffffff); + + r1 = RAL_READ(sc, RT2661_INT_SOURCE_CSR); + RAL_WRITE(sc, RT2661_INT_SOURCE_CSR, r1); + + r2 = RAL_READ(sc, RT2661_MCU_INT_SOURCE_CSR); + RAL_WRITE(sc, RT2661_MCU_INT_SOURCE_CSR, r2); + + if (r1 & RT2661_MGT_DONE) + rt2661_tx_dma_intr(sc, &sc->mgtq); + + if (r1 & RT2661_RX_DONE) + rt2661_rx_intr(sc); + + if (r1 & RT2661_TX0_DMA_DONE) + rt2661_tx_dma_intr(sc, &sc->txq[0]); + + if (r1 & RT2661_TX1_DMA_DONE) + rt2661_tx_dma_intr(sc, &sc->txq[1]); + + if (r1 & RT2661_TX2_DMA_DONE) + rt2661_tx_dma_intr(sc, &sc->txq[2]); + + if (r1 & RT2661_TX3_DMA_DONE) + rt2661_tx_dma_intr(sc, &sc->txq[3]); + + if (r1 & RT2661_TX_DONE) + rt2661_tx_intr(sc); + + if (r2 & RT2661_MCU_CMD_DONE) + rt2661_mcu_cmd_intr(sc); + + if (r2 & RT2661_MCU_BEACON_EXPIRE) + rt2661_mcu_beacon_expire(sc); + + if (r2 & RT2661_MCU_WAKEUP) + rt2661_mcu_wakeup(sc); + + /* re-enable MAC and MCU interrupts */ + RAL_WRITE(sc, RT2661_INT_MASK_CSR, 0x0000ff10); + RAL_WRITE(sc, RT2661_MCU_INT_MASK_CSR, 0); + + RAL_UNLOCK(sc); +} + +/* quickly determine if a given rate is CCK or OFDM */ +#define RAL_RATE_IS_OFDM(rate) ((rate) >= 12 && (rate) != 22) + +#define RAL_ACK_SIZE 14 /* 10 + 4(FCS) */ +#define RAL_CTS_SIZE 14 /* 10 + 4(FCS) */ + +#define RAL_SIFS 10 /* us */ + + +/* + * This function is only used by the Rx radiotap code. It returns the rate at + * which a given frame was received. + */ +static uint8_t +rt2661_rxrate(struct rt2661_rx_desc *desc) +{ + if (le32toh(desc->flags) & RT2661_RX_OFDM) { + /* reverse function of rt2661_plcp_signal */ + switch (desc->rate & 0xf) { + case 0xb: return 12; + case 0xf: return 18; + case 0xa: return 24; + case 0xe: return 36; + case 0x9: return 48; + case 0xd: return 72; + case 0x8: return 96; + case 0xc: return 108; + } + } else { + if (desc->rate == 10) + return 2; + if (desc->rate == 20) + return 4; + if (desc->rate == 55) + return 11; + if (desc->rate == 110) + return 22; + } + return 2; /* should not get there */ +} + +/* + * Return the expected ack rate for a frame transmitted at rate `rate'. + * XXX: this should depend on the destination node basic rate set. + */ +static int +rt2661_ack_rate(struct ieee80211com *ic, int rate) +{ + switch (rate) { + /* CCK rates */ + case 2: + return 2; + case 4: + case 11: + case 22: + return (ic->ic_curmode == IEEE80211_MODE_11B) ? 4 : rate; + + /* OFDM rates */ + case 12: + case 18: + return 12; + case 24: + case 36: + return 24; + case 48: + case 72: + case 96: + case 108: + return 48; + } + + /* default to 1Mbps */ + return 2; +} + +/* + * Compute the duration (in us) needed to transmit `len' bytes at rate `rate'. + * The function automatically determines the operating mode depending on the + * given rate. `flags' indicates whether short preamble is in use or not. + */ +static uint16_t +rt2661_txtime(int len, int rate, uint32_t flags) +{ + uint16_t txtime; + + if (RAL_RATE_IS_OFDM(rate)) { + /* IEEE Std 802.11a-1999, pp. 37 */ + txtime = (8 + 4 * len + 3 + rate - 1) / rate; + txtime = 16 + 4 + 4 * txtime + 6; + } else { + /* IEEE Std 802.11b-1999, pp. 28 */ + txtime = (16 * len + rate - 1) / rate; + if (rate != 2 && (flags & IEEE80211_F_SHPREAMBLE)) + txtime += 72 + 24; + else + txtime += 144 + 48; + } + + return txtime; +} + +static uint8_t +rt2661_plcp_signal(int rate) +{ + switch (rate) { + /* CCK rates (returned values are device-dependent) */ + case 2: return 0x0; + case 4: return 0x1; + case 11: return 0x2; + case 22: return 0x3; + + /* OFDM rates (cf IEEE Std 802.11a-1999, pp. 14 Table 80) */ + case 12: return 0xb; + case 18: return 0xf; + case 24: return 0xa; + case 36: return 0xe; + case 48: return 0x9; + case 72: return 0xd; + case 96: return 0x8; + case 108: return 0xc; + + /* unsupported rates (should not get there) */ + default: return 0xff; + } +} + +static void +rt2661_setup_tx_desc(struct rt2661_softc *sc, struct rt2661_tx_desc *desc, + uint32_t flags, uint16_t xflags, int len, int rate, + const bus_dma_segment_t *segs, int nsegs, int ac) +{ + struct ieee80211com *ic = &sc->sc_ic; + uint16_t plcp_length; + int i, remainder; + + desc->flags = htole32(flags); + desc->flags |= htole32(len << 16); + desc->flags |= htole32(RT2661_TX_BUSY | RT2661_TX_VALID); + + desc->xflags = htole16(xflags); + desc->xflags |= htole16(nsegs << 13); + + desc->wme = htole16( + RT2661_QID(ac) | + RT2661_AIFSN(2) | + RT2661_LOGCWMIN(4) | + RT2661_LOGCWMAX(10)); + + /* + * Remember in which queue this frame was sent. This field is driver + * private data only. It will be made available by the NIC in STA_CSR4 + * on Tx interrupts. + */ + desc->qid = ac; + + /* setup PLCP fields */ + desc->plcp_signal = rt2661_plcp_signal(rate); + desc->plcp_service = 4; + + len += IEEE80211_CRC_LEN; + if (RAL_RATE_IS_OFDM(rate)) { + desc->flags |= htole32(RT2661_TX_OFDM); + + plcp_length = len & 0xfff; + desc->plcp_length_hi = plcp_length >> 6; + desc->plcp_length_lo = plcp_length & 0x3f; + } else { + plcp_length = (16 * len + rate - 1) / rate; + if (rate == 22) { + remainder = (16 * len) % 22; + if (remainder != 0 && remainder < 7) + desc->plcp_service |= RT2661_PLCP_LENGEXT; + } + desc->plcp_length_hi = plcp_length >> 8; + desc->plcp_length_lo = plcp_length & 0xff; + + if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE)) + desc->plcp_signal |= 0x08; + } + + /* RT2x61 supports scatter with up to 5 segments */ + for (i = 0; i < nsegs; i++) { + desc->addr[i] = htole32(segs[i].ds_addr); + desc->len [i] = htole16(segs[i].ds_len); + } +} + +static int +rt2661_tx_mgt(struct rt2661_softc *sc, struct mbuf *m0, + struct ieee80211_node *ni) +{ + struct ieee80211com *ic = &sc->sc_ic; + struct rt2661_tx_desc *desc; + struct rt2661_tx_data *data; + struct ieee80211_frame *wh; + bus_dma_segment_t segs[RT2661_MAX_SCATTER]; + uint16_t dur; + uint32_t flags = 0; /* XXX HWSEQ */ + int nsegs, rate, error; + + desc = &sc->mgtq.desc[sc->mgtq.cur]; + data = &sc->mgtq.data[sc->mgtq.cur]; + + /* send mgt frames at the lowest available rate */ + rate = IEEE80211_IS_CHAN_5GHZ(ic->ic_curchan) ? 12 : 2; + + error = bus_dmamap_load_mbuf_sg(sc->mgtq.data_dmat, data->map, m0, + segs, &nsegs, 0); + if (error != 0) { + device_printf(sc->sc_dev, "could not map mbuf (error %d)\n", + error); + m_freem(m0); + return error; + } + + if (sc->sc_drvbpf != NULL) { + struct rt2661_tx_radiotap_header *tap = &sc->sc_txtap; + + tap->wt_flags = 0; + tap->wt_rate = rate; + tap->wt_chan_freq = htole16(ic->ic_curchan->ic_freq); + tap->wt_chan_flags = htole16(ic->ic_curchan->ic_flags); + + bpf_mtap2(sc->sc_drvbpf, tap, sc->sc_txtap_len, m0); + } + + data->m = m0; + data->ni = ni; + + wh = mtod(m0, struct ieee80211_frame *); + + if (!IEEE80211_IS_MULTICAST(wh->i_addr1)) { + flags |= RT2661_TX_NEED_ACK; + + dur = rt2661_txtime(RAL_ACK_SIZE, rate, ic->ic_flags) + + RAL_SIFS; + *(uint16_t *)wh->i_dur = htole16(dur); + + /* tell hardware to add timestamp in probe responses */ + if ((wh->i_fc[0] & + (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == + (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_RESP)) + flags |= RT2661_TX_TIMESTAMP; + } + + rt2661_setup_tx_desc(sc, desc, flags, 0 /* XXX HWSEQ */, + m0->m_pkthdr.len, rate, segs, nsegs, RT2661_QID_MGT); + + bus_dmamap_sync(sc->mgtq.data_dmat, data->map, BUS_DMASYNC_PREWRITE); + bus_dmamap_sync(sc->mgtq.desc_dmat, sc->mgtq.desc_map, + BUS_DMASYNC_PREWRITE); + + DPRINTFN(10, ("sending mgt frame len=%u idx=%u rate=%u\n", + m0->m_pkthdr.len, sc->mgtq.cur, rate)); + + /* kick mgt */ + sc->mgtq.queued++; + sc->mgtq.cur = (sc->mgtq.cur + 1) % RT2661_MGT_RING_COUNT; + RAL_WRITE(sc, RT2661_TX_CNTL_CSR, RT2661_KICK_MGT); + + return 0; +} + +/* + * Build a RTS control frame. + */ +static struct mbuf * +rt2661_get_rts(struct rt2661_softc *sc, struct ieee80211_frame *wh, + uint16_t dur) +{ + struct ieee80211_frame_rts *rts; + struct mbuf *m; + + MGETHDR(m, M_DONTWAIT, MT_DATA); + if (m == NULL) { + sc->sc_ic.ic_stats.is_tx_nobuf++; + device_printf(sc->sc_dev, "could not allocate RTS frame\n"); + return NULL; + } + + rts = mtod(m, struct ieee80211_frame_rts *); + + rts->i_fc[0] = IEEE80211_FC0_VERSION_0 | IEEE80211_FC0_TYPE_CTL | + IEEE80211_FC0_SUBTYPE_RTS; + rts->i_fc[1] = IEEE80211_FC1_DIR_NODS; + *(uint16_t *)rts->i_dur = htole16(dur); + IEEE80211_ADDR_COPY(rts->i_ra, wh->i_addr1); + IEEE80211_ADDR_COPY(rts->i_ta, wh->i_addr2); + + m->m_pkthdr.len = m->m_len = sizeof (struct ieee80211_frame_rts); + + return m; +} + +static int +rt2661_tx_data(struct rt2661_softc *sc, struct mbuf *m0, + struct ieee80211_node *ni, int ac) +{ + struct ieee80211com *ic = &sc->sc_ic; + struct rt2661_tx_ring *txq = &sc->txq[ac]; + struct rt2661_tx_desc *desc; + struct rt2661_tx_data *data; + struct rt2661_node *rn; + struct ieee80211_rateset *rs; + struct ieee80211_frame *wh; + struct ieee80211_key *k; + const struct chanAccParams *cap; + struct mbuf *mnew; + bus_dma_segment_t segs[RT2661_MAX_SCATTER]; + uint16_t dur; + uint32_t flags = 0; + int error, nsegs, rate, noack = 0; + + wh = mtod(m0, struct ieee80211_frame *); + + if (ic->ic_fixed_rate != IEEE80211_FIXED_RATE_NONE) { + rs = &ic->ic_sup_rates[ic->ic_curmode]; + rate = rs->rs_rates[ic->ic_fixed_rate]; + } else { + rs = &ni->ni_rates; + rn = (struct rt2661_node *)ni; + ni->ni_txrate = ral_rssadapt_choose(&rn->rssadapt, rs, + wh, m0->m_pkthdr.len, NULL, 0); + rate = rs->rs_rates[ni->ni_txrate]; + } + rate &= IEEE80211_RATE_VAL; + + if (wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_QOS) { + cap = &ic->ic_wme.wme_chanParams; + noack = cap->cap_wmeParams[ac].wmep_noackPolicy; + } + + if (wh->i_fc[1] & IEEE80211_FC1_WEP) { + k = ieee80211_crypto_encap(ic, ni, m0); + if (k == NULL) { + m_freem(m0); + return ENOBUFS; + } + + /* packet header may have moved, reset our local pointer */ + wh = mtod(m0, struct ieee80211_frame *); + } + + /* + * IEEE Std 802.11-1999, pp 82: "A STA shall use an RTS/CTS exchange + * for directed frames only when the length of the MPDU is greater + * than the length threshold indicated by [...]" ic_rtsthreshold. + */ + if (!IEEE80211_IS_MULTICAST(wh->i_addr1) && + m0->m_pkthdr.len > ic->ic_rtsthreshold) { + struct mbuf *m; + uint16_t dur; + int rtsrate, ackrate; + + rtsrate = IEEE80211_IS_CHAN_5GHZ(ic->ic_curchan) ? 12 : 2; + ackrate = rt2661_ack_rate(ic, rate); + + dur = rt2661_txtime(m0->m_pkthdr.len + 4, rate, ic->ic_flags) + + rt2661_txtime(RAL_CTS_SIZE, rtsrate, ic->ic_flags) + + /* XXX: noack (QoS)? */ + rt2661_txtime(RAL_ACK_SIZE, ackrate, ic->ic_flags) + + 3 * RAL_SIFS; + + m = rt2661_get_rts(sc, wh, dur); + + desc = &txq->desc[txq->cur]; + data = &txq->data[txq->cur]; + + error = bus_dmamap_load_mbuf_sg(txq->data_dmat, data->map, m, + segs, &nsegs, 0); + if (error != 0) { + device_printf(sc->sc_dev, + "could not map mbuf (error %d)\n", error); + m_freem(m); + m_freem(m0); + return error; + } + + /* avoid multiple free() of the same node for each fragment */ + ieee80211_ref_node(ni); + + data->m = m; + data->ni = ni; + + /* RTS frames are not taken into account for rssadapt */ + data->id.id_node = NULL; + + rt2661_setup_tx_desc(sc, desc, RT2661_TX_NEED_ACK | + RT2661_TX_MORE_FRAG, 0, m->m_pkthdr.len, rtsrate, segs, + nsegs, ac); + + bus_dmamap_sync(txq->data_dmat, data->map, + BUS_DMASYNC_PREWRITE); + + txq->queued++; + txq->cur = (txq->cur + 1) % RT2661_TX_RING_COUNT; + + /* + * IEEE Std 802.11-1999: when an RTS/CTS exchange is used, the + * asynchronous data frame shall be transmitted after the CTS + * frame and a SIFS period. + */ + flags |= RT2661_TX_LONG_RETRY | RT2661_TX_IFS; + } + + data = &txq->data[txq->cur]; + desc = &txq->desc[txq->cur]; + + error = bus_dmamap_load_mbuf_sg(txq->data_dmat, data->map, m0, segs, + &nsegs, 0); + if (error != 0 && error != EFBIG) { + device_printf(sc->sc_dev, "could not map mbuf (error %d)\n", + error); + m_freem(m0); + return error; + } + if (error != 0) { + mnew = m_defrag(m0, M_DONTWAIT); + if (mnew == NULL) { + device_printf(sc->sc_dev, + "could not defragment mbuf\n"); + m_freem(m0); + return ENOBUFS; + } + m0 = mnew; + + error = bus_dmamap_load_mbuf_sg(txq->data_dmat, data->map, m0, + segs, &nsegs, 0); + if (error != 0) { + device_printf(sc->sc_dev, + "could not map mbuf (error %d)\n", error); + m_freem(m0); + return error; + } + + /* packet header have moved, reset our local pointer */ + wh = mtod(m0, struct ieee80211_frame *); + } + + if (sc->sc_drvbpf != NULL) { + struct rt2661_tx_radiotap_header *tap = &sc->sc_txtap; + + tap->wt_flags = 0; + tap->wt_rate = rate; + tap->wt_chan_freq = htole16(ic->ic_curchan->ic_freq); + tap->wt_chan_flags = htole16(ic->ic_curchan->ic_flags); + + bpf_mtap2(sc->sc_drvbpf, tap, sc->sc_txtap_len, m0); + } + + data->m = m0; + data->ni = ni; + + /* remember link conditions for rate adaptation algorithm */ + if (ic->ic_fixed_rate == IEEE80211_FIXED_RATE_NONE) { + data->id.id_len = m0->m_pkthdr.len; + data->id.id_rateidx = ni->ni_txrate; + data->id.id_node = ni; + data->id.id_rssi = ni->ni_rssi; + } else + data->id.id_node = NULL; + + if (!noack && !IEEE80211_IS_MULTICAST(wh->i_addr1)) { + flags |= RT2661_TX_NEED_ACK; + + dur = rt2661_txtime(RAL_ACK_SIZE, rt2661_ack_rate(ic, rate), + ic->ic_flags) + RAL_SIFS; + *(uint16_t *)wh->i_dur = htole16(dur); + } + + rt2661_setup_tx_desc(sc, desc, flags, 0, m0->m_pkthdr.len, rate, segs, + nsegs, ac); + + bus_dmamap_sync(txq->data_dmat, data->map, BUS_DMASYNC_PREWRITE); + bus_dmamap_sync(txq->desc_dmat, txq->desc_map, BUS_DMASYNC_PREWRITE); + + DPRINTFN(10, ("sending data frame len=%u idx=%u rate=%u\n", + m0->m_pkthdr.len, txq->cur, rate)); + + /* kick Tx */ + txq->queued++; + txq->cur = (txq->cur + 1) % RT2661_TX_RING_COUNT; + RAL_WRITE(sc, RT2661_TX_CNTL_CSR, 1 << ac); + + return 0; +} + +static void +rt2661_start(struct ifnet *ifp) +{ + struct rt2661_softc *sc = ifp->if_softc; + struct ieee80211com *ic = &sc->sc_ic; + struct mbuf *m0; + struct ether_header *eh; + struct ieee80211_node *ni; + int ac; + + RAL_LOCK(sc); + + for (;;) { + IF_POLL(&ic->ic_mgtq, m0); + if (m0 != NULL) { + if (sc->mgtq.queued >= RT2661_MGT_RING_COUNT) { + ifp->if_drv_flags |= IFF_DRV_OACTIVE; + break; + } + IF_DEQUEUE(&ic->ic_mgtq, m0); + + ni = (struct ieee80211_node *)m0->m_pkthdr.rcvif; + m0->m_pkthdr.rcvif = NULL; + + if (ic->ic_rawbpf != NULL) + bpf_mtap(ic->ic_rawbpf, m0); + + if (rt2661_tx_mgt(sc, m0, ni) != 0) + break; + + } else { + if (ic->ic_state != IEEE80211_S_RUN) + break; + + IFQ_DRV_DEQUEUE(&ifp->if_snd, m0); + if (m0 == NULL) + break; + + if (m0->m_len < sizeof (struct ether_header) && + !(m0 = m_pullup(m0, sizeof (struct ether_header)))) + continue; + + eh = mtod(m0, struct ether_header *); + ni = ieee80211_find_txnode(ic, eh->ether_dhost); + if (ni == NULL) { + m_freem(m0); + ifp->if_oerrors++; + continue; + } + + /* classify mbuf so we can find which tx ring to use */ + if (ieee80211_classify(ic, m0, ni) != 0) { + m_freem(m0); + ieee80211_free_node(ni); + ifp->if_oerrors++; + continue; + } + + /* no QoS encapsulation for EAPOL frames */ + ac = (eh->ether_type != htons(ETHERTYPE_PAE)) ? + M_WME_GETAC(m0) : WME_AC_BE; + + if (sc->txq[ac].queued >= RT2661_TX_RING_COUNT - 1) { + /* there is no place left in this ring */ + IFQ_DRV_PREPEND(&ifp->if_snd, m0); + ifp->if_drv_flags |= IFF_DRV_OACTIVE; + break; + } + + BPF_MTAP(ifp, m0); + + m0 = ieee80211_encap(ic, m0, ni); + if (m0 == NULL) { + ieee80211_free_node(ni); + ifp->if_oerrors++; + continue; + } + + if (ic->ic_rawbpf != NULL) + bpf_mtap(ic->ic_rawbpf, m0); + + if (rt2661_tx_data(sc, m0, ni, ac) != 0) { + ieee80211_free_node(ni); + ifp->if_oerrors++; + break; + } + } + + sc->sc_tx_timer = 5; + ifp->if_timer = 1; + } + + RAL_UNLOCK(sc); +} + +static void +rt2661_watchdog(struct ifnet *ifp) +{ + struct rt2661_softc *sc = ifp->if_softc; + struct ieee80211com *ic = &sc->sc_ic; + + RAL_LOCK(sc); + + ifp->if_timer = 0; + + if (sc->sc_tx_timer > 0) { + if (--sc->sc_tx_timer == 0) { + device_printf(sc->sc_dev, "device timeout\n"); + rt2661_init(sc); + ifp->if_oerrors++; + RAL_UNLOCK(sc); + return; + } + ifp->if_timer = 1; + } + + ieee80211_watchdog(ic); + + RAL_UNLOCK(sc); +} + +/* + * This function allows for fast channel switching in monitor mode (used by + * net-mgmt/kismet). In IBSS mode, we must explicitly reset the interface to + * generate a new beacon frame. + */ +static int +rt2661_reset(struct ifnet *ifp) +{ + struct rt2661_softc *sc = ifp->if_softc; + struct ieee80211com *ic = &sc->sc_ic; + + if (ic->ic_opmode != IEEE80211_M_MONITOR) + return ENETRESET; + + rt2661_set_chan(sc, ic->ic_curchan); + + return 0; +} + +static int +rt2661_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) +{ + struct rt2661_softc *sc = ifp->if_softc; + struct ieee80211com *ic = &sc->sc_ic; + int error = 0; + + RAL_LOCK(sc); + + switch (cmd) { + case SIOCSIFFLAGS: + if (ifp->if_flags & IFF_UP) { + if (ifp->if_drv_flags & IFF_DRV_RUNNING) + rt2661_update_promisc(sc); + else + rt2661_init(sc); + } else { + if (ifp->if_drv_flags & IFF_DRV_RUNNING) + rt2661_stop(sc); + } + break; + + default: + error = ieee80211_ioctl(ic, cmd, data); + } + + if (error == ENETRESET) { + if ((ifp->if_flags & IFF_UP) && + (ifp->if_drv_flags & IFF_DRV_RUNNING) && + (ic->ic_roaming != IEEE80211_ROAMING_MANUAL)) + rt2661_init(sc); + error = 0; + } + + RAL_UNLOCK(sc); + + return error; +} + +static void +rt2661_bbp_write(struct rt2661_softc *sc, uint8_t reg, uint8_t val) +{ + uint32_t tmp; + int ntries; + + for (ntries = 0; ntries < 100; ntries++) { + if (!(RAL_READ(sc, RT2661_PHY_CSR3) & RT2661_BBP_BUSY)) + break; + DELAY(1); + } + if (ntries == 100) { + device_printf(sc->sc_dev, "could not write to BBP\n"); + return; + } + + tmp = RT2661_BBP_BUSY | (reg & 0x7f) << 8 | val; + RAL_WRITE(sc, RT2661_PHY_CSR3, tmp); + + DPRINTFN(15, ("BBP R%u <- 0x%02x\n", reg, val)); +} + +static uint8_t +rt2661_bbp_read(struct rt2661_softc *sc, uint8_t reg) +{ + uint32_t val; + int ntries; + + for (ntries = 0; ntries < 100; ntries++) { + if (!(RAL_READ(sc, RT2661_PHY_CSR3) & RT2661_BBP_BUSY)) + break; + DELAY(1); + } + if (ntries == 100) { + device_printf(sc->sc_dev, "could not read from BBP\n"); + return 0; + } + + val = RT2661_BBP_BUSY | RT2661_BBP_READ | reg << 8; + RAL_WRITE(sc, RT2661_PHY_CSR3, val); + + for (ntries = 0; ntries < 100; ntries++) { + val = RAL_READ(sc, RT2661_PHY_CSR3); + if (!(val & RT2661_BBP_BUSY)) + return val & 0xff; + DELAY(1); + } + + device_printf(sc->sc_dev, "could not read from BBP\n"); + return 0; +} + +static void +rt2661_rf_write(struct rt2661_softc *sc, uint8_t reg, uint32_t val) +{ + uint32_t tmp; + int ntries; + + for (ntries = 0; ntries < 100; ntries++) { + if (!(RAL_READ(sc, RT2661_PHY_CSR4) & RT2661_RF_BUSY)) + break; + DELAY(1); + } + if (ntries == 100) { + device_printf(sc->sc_dev, "could not write to RF\n"); + return; + } + + tmp = RT2661_RF_BUSY | RT2661_RF_21BIT | (val & 0x1fffff) << 2 | + (reg & 3); + RAL_WRITE(sc, RT2661_PHY_CSR4, tmp); + + /* remember last written value in sc */ + sc->rf_regs[reg] = val; + + DPRINTFN(15, ("RF R[%u] <- 0x%05x\n", reg & 3, val & 0x1fffff)); +} + +static int +rt2661_tx_cmd(struct rt2661_softc *sc, uint8_t cmd, uint16_t arg) +{ + if (RAL_READ(sc, RT2661_H2M_MAILBOX_CSR) & RT2661_H2M_BUSY) + return EIO; /* there is already a command pending */ + + RAL_WRITE(sc, RT2661_H2M_MAILBOX_CSR, + RT2661_H2M_BUSY | RT2661_TOKEN_NO_INTR << 16 | arg); + + RAL_WRITE(sc, RT2661_HOST_CMD_CSR, RT2661_KICK_CMD | cmd); + + return 0; +} + +static void +rt2661_select_antenna(struct rt2661_softc *sc) +{ + uint8_t bbp4, bbp77; + uint32_t tmp; + + bbp4 = rt2661_bbp_read(sc, 4); + bbp77 = rt2661_bbp_read(sc, 77); + + /* TBD */ + + /* make sure Rx is disabled before switching antenna */ + tmp = RAL_READ(sc, RT2661_TXRX_CSR0); + RAL_WRITE(sc, RT2661_TXRX_CSR0, tmp | RT2661_DISABLE_RX); + + rt2661_bbp_write(sc, 4, bbp4); + rt2661_bbp_write(sc, 77, bbp77); + + /* restore Rx filter */ + RAL_WRITE(sc, RT2661_TXRX_CSR0, tmp); +} + +/* + * Enable multi-rate retries for frames sent at OFDM rates. + * In 802.11b/g mode, allow fallback to CCK rates. + */ +static void +rt2661_enable_mrr(struct rt2661_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + uint32_t tmp; + + tmp = RAL_READ(sc, RT2661_TXRX_CSR4); + + tmp &= ~RT2661_MRR_CCK_FALLBACK; + if (!IEEE80211_IS_CHAN_5GHZ(ic->ic_bss->ni_chan)) + tmp |= RT2661_MRR_CCK_FALLBACK; + tmp |= RT2661_MRR_ENABLED; + + RAL_WRITE(sc, RT2661_TXRX_CSR4, tmp); +} + + +static void +rt2661_set_txpreamble(struct rt2661_softc *sc) +{ + uint32_t tmp; + + tmp = RAL_READ(sc, RT2661_TXRX_CSR4); + + tmp &= ~RT2661_SHORT_PREAMBLE; + if (sc->sc_ic.ic_flags & IEEE80211_F_SHPREAMBLE) + tmp |= RT2661_SHORT_PREAMBLE; + + RAL_WRITE(sc, RT2661_TXRX_CSR4, tmp); +} + +static void +rt2661_set_basicrates(struct rt2661_softc *sc, + const struct ieee80211_rateset *rs) +{ +#define RV(r) ((r) & IEEE80211_RATE_VAL) + uint32_t mask = 0; + uint8_t rate; + int i, j; + + for (i = 0; i < rs->rs_nrates; i++) { + rate = rs->rs_rates[i]; + + if (!(rate & IEEE80211_RATE_BASIC)) + continue; + + /* + * Find h/w rate index. We know it exists because the rate + * set has already been negotiated. + */ + for (j = 0; rt2661_rateset_11g.rs_rates[j] != RV(rate); j++); + + mask |= 1 << j; + } + + RAL_WRITE(sc, RT2661_TXRX_CSR5, mask); + + DPRINTF(("Setting basic rate mask to 0x%x\n", mask)); +#undef RV +} + +/* + * Reprogram MAC/BBP to switch to a new band. Values taken from the reference + * driver. + */ +static void +rt2661_select_band(struct rt2661_softc *sc, struct ieee80211_channel *c) +{ + uint8_t bbp17, bbp35, bbp96, bbp97, bbp98, bbp104; + uint32_t tmp; + + /* update all BBP registers that depend on the band */ + bbp17 = 0x20; bbp96 = 0x48; bbp104 = 0x2c; + bbp35 = 0x50; bbp97 = 0x48; bbp98 = 0x48; + if (IEEE80211_IS_CHAN_5GHZ(c)) { + bbp17 += 0x08; bbp96 += 0x10; bbp104 += 0x0c; + bbp35 += 0x10; bbp97 += 0x10; bbp98 += 0x10; + } + if ((IEEE80211_IS_CHAN_2GHZ(c) && sc->ext_2ghz_lna) || + (IEEE80211_IS_CHAN_5GHZ(c) && sc->ext_5ghz_lna)) { + bbp17 += 0x10; bbp96 += 0x10; bbp104 += 0x10; + } + + rt2661_bbp_write(sc, 17, bbp17); + rt2661_bbp_write(sc, 96, bbp96); + rt2661_bbp_write(sc, 104, bbp104); + + if ((IEEE80211_IS_CHAN_2GHZ(c) && sc->ext_2ghz_lna) || + (IEEE80211_IS_CHAN_5GHZ(c) && sc->ext_5ghz_lna)) { + rt2661_bbp_write(sc, 75, 0x80); + rt2661_bbp_write(sc, 86, 0x80); + rt2661_bbp_write(sc, 88, 0x80); + } + + rt2661_bbp_write(sc, 35, bbp35); + rt2661_bbp_write(sc, 97, bbp97); + rt2661_bbp_write(sc, 98, bbp98); + + tmp = RAL_READ(sc, RT2661_PHY_CSR0); + tmp &= ~(RT2661_PA_PE_2GHZ | RT2661_PA_PE_5GHZ); + if (IEEE80211_IS_CHAN_2GHZ(c)) + tmp |= RT2661_PA_PE_2GHZ; + else + tmp |= RT2661_PA_PE_5GHZ; + RAL_WRITE(sc, RT2661_PHY_CSR0, tmp); +} + +static void +rt2661_set_chan(struct rt2661_softc *sc, struct ieee80211_channel *c) +{ + struct ieee80211com *ic = &sc->sc_ic; + const struct rfprog *rfprog; + uint8_t bbp3, bbp94 = RT2661_BBPR94_DEFAULT; + int8_t power; + u_int i, chan; + + chan = ieee80211_chan2ieee(ic, c); + if (chan == 0 || chan == IEEE80211_CHAN_ANY) + return; + + /* select the appropriate RF settings based on what EEPROM says */ + rfprog = (sc->rfprog == 0) ? rt2661_rf5225_1 : rt2661_rf5225_2; + + /* find the settings for this channel (we know it exists) */ + for (i = 0; rfprog[i].chan != chan; i++); + + power = sc->txpow[i]; + if (power < 0) { + bbp94 += power; + power = 0; + } else if (power > 31) { + bbp94 += power - 31; + power = 31; + } + + /* + * If we are switching from the 2GHz band to the 5GHz band or + * vice-versa, BBP registers need to be reprogrammed. + */ + if (c->ic_flags != sc->sc_curchan->ic_flags) { + rt2661_select_band(sc, c); + rt2661_select_antenna(sc); + } + sc->sc_curchan = c; + + rt2661_rf_write(sc, RAL_RF1, rfprog[i].r1); + rt2661_rf_write(sc, RAL_RF2, rfprog[i].r2); + rt2661_rf_write(sc, RAL_RF3, rfprog[i].r3 | power << 7); + rt2661_rf_write(sc, RAL_RF4, rfprog[i].r4 | sc->rffreq << 10); + + DELAY(200); + + rt2661_rf_write(sc, RAL_RF1, rfprog[i].r1); + rt2661_rf_write(sc, RAL_RF2, rfprog[i].r2); + rt2661_rf_write(sc, RAL_RF3, rfprog[i].r3 | power << 7 | 1); + rt2661_rf_write(sc, RAL_RF4, rfprog[i].r4 | sc->rffreq << 10); + + DELAY(200); + + rt2661_rf_write(sc, RAL_RF1, rfprog[i].r1); + rt2661_rf_write(sc, RAL_RF2, rfprog[i].r2); + rt2661_rf_write(sc, RAL_RF3, rfprog[i].r3 | power << 7); + rt2661_rf_write(sc, RAL_RF4, rfprog[i].r4 | sc->rffreq << 10); + + /* enable smart mode for MIMO-capable RFs */ + bbp3 = rt2661_bbp_read(sc, 3); + + bbp3 &= ~RT2661_SMART_MODE; + if (sc->rf_rev == RT2661_RF_5325 || sc->rf_rev == RT2661_RF_2529) + bbp3 |= RT2661_SMART_MODE; + + rt2661_bbp_write(sc, 3, bbp3); + + if (bbp94 != RT2661_BBPR94_DEFAULT) + rt2661_bbp_write(sc, 94, bbp94); + + /* 5GHz radio needs a 1ms delay here */ + if (IEEE80211_IS_CHAN_5GHZ(c)) + DELAY(1000); +} + +static void +rt2661_set_bssid(struct rt2661_softc *sc, const uint8_t *bssid) +{ + uint32_t tmp; + + tmp = bssid[0] | bssid[1] << 8 | bssid[2] << 16 | bssid[3] << 24; + RAL_WRITE(sc, RT2661_MAC_CSR4, tmp); + + tmp = bssid[4] | bssid[5] << 8 | RT2661_ONE_BSSID << 16; + RAL_WRITE(sc, RT2661_MAC_CSR5, tmp); +} + +static void +rt2661_set_macaddr(struct rt2661_softc *sc, const uint8_t *addr) +{ + uint32_t tmp; + + tmp = addr[0] | addr[1] << 8 | addr[2] << 16 | addr[3] << 24; + RAL_WRITE(sc, RT2661_MAC_CSR2, tmp); + + tmp = addr[4] | addr[5] << 8; + RAL_WRITE(sc, RT2661_MAC_CSR3, tmp); +} + +static void +rt2661_update_promisc(struct rt2661_softc *sc) +{ + struct ifnet *ifp = sc->sc_ic.ic_ifp; + uint32_t tmp; + + tmp = RAL_READ(sc, RT2661_TXRX_CSR0); + + tmp &= ~RT2661_DROP_NOT_TO_ME; + if (!(ifp->if_flags & IFF_PROMISC)) + tmp |= RT2661_DROP_NOT_TO_ME; + + RAL_WRITE(sc, RT2661_TXRX_CSR0, tmp); + + DPRINTF(("%s promiscuous mode\n", (ifp->if_flags & IFF_PROMISC) ? + "entering" : "leaving")); +} + +/* + * Update QoS (802.11e) settings for each h/w Tx ring. + */ +static int +rt2661_wme_update(struct ieee80211com *ic) +{ + struct rt2661_softc *sc = ic->ic_ifp->if_softc; + const struct wmeParams *wmep; + + wmep = ic->ic_wme.wme_chanParams.cap_wmeParams; + + /* XXX: not sure about shifts. */ + /* XXX: the reference driver plays with AC_VI settings too. */ + + /* update TxOp */ + RAL_WRITE(sc, RT2661_AC_TXOP_CSR0, + wmep[WME_AC_BE].wmep_txopLimit << 16 | + wmep[WME_AC_BK].wmep_txopLimit); + RAL_WRITE(sc, RT2661_AC_TXOP_CSR1, + wmep[WME_AC_VI].wmep_txopLimit << 16 | + wmep[WME_AC_VO].wmep_txopLimit); + + /* update CWmin */ + RAL_WRITE(sc, RT2661_CWMIN_CSR, + wmep[WME_AC_BE].wmep_logcwmin << 12 | + wmep[WME_AC_BK].wmep_logcwmin << 8 | + wmep[WME_AC_VI].wmep_logcwmin << 4 | + wmep[WME_AC_VO].wmep_logcwmin); + + /* update CWmax */ + RAL_WRITE(sc, RT2661_CWMAX_CSR, + wmep[WME_AC_BE].wmep_logcwmax << 12 | + wmep[WME_AC_BK].wmep_logcwmax << 8 | + wmep[WME_AC_VI].wmep_logcwmax << 4 | + wmep[WME_AC_VO].wmep_logcwmax); + + /* update Aifsn */ + RAL_WRITE(sc, RT2661_AIFSN_CSR, + wmep[WME_AC_BE].wmep_aifsn << 12 | + wmep[WME_AC_BK].wmep_aifsn << 8 | + wmep[WME_AC_VI].wmep_aifsn << 4 | + wmep[WME_AC_VO].wmep_aifsn); + + return 0; +} + +static void +rt2661_update_slot(struct ifnet *ifp) +{ + struct rt2661_softc *sc = ifp->if_softc; + struct ieee80211com *ic = &sc->sc_ic; + uint8_t slottime; + uint32_t tmp; + + slottime = (ic->ic_flags & IEEE80211_F_SHSLOT) ? 9 : 20; + + tmp = RAL_READ(sc, RT2661_MAC_CSR9); + tmp = (tmp & ~0xff) | slottime; + RAL_WRITE(sc, RT2661_MAC_CSR9, tmp); +} + +static const char * +rt2661_get_rf(int rev) +{ + switch (rev) { + case RT2661_RF_5225: return "RT5225"; + case RT2661_RF_5325: return "RT5325 (MIMO XR)"; + case RT2661_RF_2527: return "RT2527"; + case RT2661_RF_2529: return "RT2529 (MIMO XR)"; + default: return "unknown"; + } +} + +static void +rt2661_read_eeprom(struct rt2661_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + uint16_t val; + int i; + + /* read MAC address */ + val = rt2661_eeprom_read(sc, RT2661_EEPROM_MAC01); + ic->ic_myaddr[0] = val & 0xff; + ic->ic_myaddr[1] = val >> 8; + + val = rt2661_eeprom_read(sc, RT2661_EEPROM_MAC23); + ic->ic_myaddr[2] = val & 0xff; + ic->ic_myaddr[3] = val >> 8; + + val = rt2661_eeprom_read(sc, RT2661_EEPROM_MAC45); + ic->ic_myaddr[4] = val & 0xff; + ic->ic_myaddr[5] = val >> 8; + + val = rt2661_eeprom_read(sc, RT2661_EEPROM_ANTENNA); + /* XXX: test if different from 0xffff? */ + sc->rf_rev = (val >> 11) & 0x1f; + sc->hw_radio = (val >> 10) & 0x1; + sc->rx_ant = (val >> 4) & 0x3; + sc->tx_ant = (val >> 2) & 0x3; + sc->nb_ant = val & 0x3; + + DPRINTF(("RF revision=%d\n", sc->rf_rev)); + + val = rt2661_eeprom_read(sc, RT2661_EEPROM_CONFIG2); + sc->ext_5ghz_lna = (val >> 6) & 0x1; + sc->ext_2ghz_lna = (val >> 4) & 0x1; + + DPRINTF(("External 2GHz LNA=%d\nExternal 5GHz LNA=%d\n", + sc->ext_2ghz_lna, sc->ext_5ghz_lna)); + + val = rt2661_eeprom_read(sc, RT2661_EEPROM_RSSI_2GHZ_OFFSET); + if ((val & 0xff) != 0xff) + sc->rssi_2ghz_corr = (int8_t)(val & 0xff); /* signed */ + + val = rt2661_eeprom_read(sc, RT2661_EEPROM_RSSI_5GHZ_OFFSET); + if ((val & 0xff) != 0xff) + sc->rssi_5ghz_corr = (int8_t)(val & 0xff); /* signed */ + + /* adjust RSSI correction for external low-noise amplifier */ + if (sc->ext_2ghz_lna) + sc->rssi_2ghz_corr -= 14; + if (sc->ext_5ghz_lna) + sc->rssi_5ghz_corr -= 14; + + DPRINTF(("RSSI 2GHz corr=%d\nRSSI 5GHz corr=%d\n", + sc->rssi_2ghz_corr, sc->rssi_5ghz_corr)); + + val = rt2661_eeprom_read(sc, RT2661_EEPROM_FREQ_OFFSET); + if ((val >> 8) != 0xff) + sc->rfprog = (val >> 8) & 0x3; + if ((val & 0xff) != 0xff) + sc->rffreq = val & 0xff; + + DPRINTF(("RF prog=%d\nRF freq=%d\n", sc->rfprog, sc->rffreq)); + + /* read Tx power for all a/b/g channels */ + for (i = 0; i < 19; i++) { + val = rt2661_eeprom_read(sc, RT2661_EEPROM_TXPOWER + i); + sc->txpow[i * 2] = (int8_t)(val >> 8); /* signed */ + DPRINTF(("Channel=%d Tx power=%d\n", + rt2661_rf5225_1[i * 2].chan, sc->txpow[i * 2])); + sc->txpow[i * 2 + 1] = (int8_t)(val & 0xff); /* signed */ + DPRINTF(("Channel=%d Tx power=%d\n", + rt2661_rf5225_1[i * 2 + 1].chan, sc->txpow[i * 2 + 1])); + } + + /* read vendor-specific BBP values */ + for (i = 0; i < 16; i++) { + val = rt2661_eeprom_read(sc, RT2661_EEPROM_BBP_BASE + i); + if (val == 0 || val == 0xffff) + continue; /* skip invalid entries */ + sc->bbp_prom[i].reg = val >> 8; + sc->bbp_prom[i].val = val & 0xff; + DPRINTF(("BBP R%d=%02x\n", sc->bbp_prom[i].reg, + sc->bbp_prom[i].val)); + } +} + +static int +rt2661_bbp_init(struct rt2661_softc *sc) +{ +#define N(a) (sizeof (a) / sizeof ((a)[0])) + int i, ntries; + uint8_t val; + + /* wait for BBP to be ready */ + for (ntries = 0; ntries < 100; ntries++) { + val = rt2661_bbp_read(sc, 0); + if (val != 0 && val != 0xff) + break; + DELAY(100); + } + if (ntries == 100) { + device_printf(sc->sc_dev, "timeout waiting for BBP\n"); + return EIO; + } + + /* initialize BBP registers to default values */ + for (i = 0; i < N(rt2661_def_bbp); i++) { + rt2661_bbp_write(sc, rt2661_def_bbp[i].reg, + rt2661_def_bbp[i].val); + } + + /* write vendor-specific BBP values (from EEPROM) */ + for (i = 0; i < 16; i++) { + if (sc->bbp_prom[i].reg == 0) + continue; + rt2661_bbp_write(sc, sc->bbp_prom[i].reg, sc->bbp_prom[i].val); + } + + return 0; +#undef N +} + +static void +rt2661_init(void *priv) +{ +#define N(a) (sizeof (a) / sizeof ((a)[0])) + struct rt2661_softc *sc = priv; + struct ieee80211com *ic = &sc->sc_ic; + struct ifnet *ifp = ic->ic_ifp; + uint32_t tmp, sta[3]; + int i, ntries; + + rt2661_stop(sc); + + /* initialize Tx rings */ + RAL_WRITE(sc, RT2661_AC1_BASE_CSR, sc->txq[1].physaddr); + RAL_WRITE(sc, RT2661_AC0_BASE_CSR, sc->txq[0].physaddr); + RAL_WRITE(sc, RT2661_AC2_BASE_CSR, sc->txq[2].physaddr); + RAL_WRITE(sc, RT2661_AC3_BASE_CSR, sc->txq[3].physaddr); + + /* initialize Mgt ring */ + RAL_WRITE(sc, RT2661_MGT_BASE_CSR, sc->mgtq.physaddr); + + /* initialize Rx ring */ + RAL_WRITE(sc, RT2661_RX_BASE_CSR, sc->rxq.physaddr); + + /* initialize Tx rings sizes */ + RAL_WRITE(sc, RT2661_TX_RING_CSR0, + RT2661_TX_RING_COUNT << 24 | + RT2661_TX_RING_COUNT << 16 | + RT2661_TX_RING_COUNT << 8 | + RT2661_TX_RING_COUNT); + + RAL_WRITE(sc, RT2661_TX_RING_CSR1, + RT2661_TX_DESC_WSIZE << 16 | + RT2661_TX_RING_COUNT << 8 | /* XXX: HCCA ring unused */ + RT2661_MGT_RING_COUNT); + + /* initialize Rx rings */ + RAL_WRITE(sc, RT2661_RX_RING_CSR, + RT2661_RX_DESC_BACK << 16 | + RT2661_RX_DESC_WSIZE << 8 | + RT2661_RX_RING_COUNT); + + /* XXX: some magic here */ + RAL_WRITE(sc, RT2661_TX_DMA_DST_CSR, 0xaa); + + /* load base addresses of all 5 Tx rings (4 data + 1 mgt) */ + RAL_WRITE(sc, RT2661_LOAD_TX_RING_CSR, 0x1f); + + /* load base address of Rx ring */ + RAL_WRITE(sc, RT2661_RX_CNTL_CSR, 2); + + /* initialize MAC registers to default values */ + for (i = 0; i < N(rt2661_def_mac); i++) + RAL_WRITE(sc, rt2661_def_mac[i].reg, rt2661_def_mac[i].val); + + IEEE80211_ADDR_COPY(ic->ic_myaddr, IF_LLADDR(ifp)); + rt2661_set_macaddr(sc, ic->ic_myaddr); + + /* set host ready */ + RAL_WRITE(sc, RT2661_MAC_CSR1, 3); + RAL_WRITE(sc, RT2661_MAC_CSR1, 0); + + /* wait for BBP/RF to wakeup */ + for (ntries = 0; ntries < 1000; ntries++) { + if (RAL_READ(sc, RT2661_MAC_CSR12) & 8) + break; + DELAY(1000); + } + if (ntries == 1000) { + printf("timeout waiting for BBP/RF to wakeup\n"); + rt2661_stop(sc); + return; + } + + if (rt2661_bbp_init(sc) != 0) { + rt2661_stop(sc); + return; + } + + /* select default channel */ + sc->sc_curchan = ic->ic_curchan; + rt2661_select_band(sc, sc->sc_curchan); + rt2661_select_antenna(sc); + rt2661_set_chan(sc, sc->sc_curchan); + + /* update Rx filter */ + tmp = RAL_READ(sc, RT2661_TXRX_CSR0) & 0xffff; + + tmp |= RT2661_DROP_PHY_ERROR | RT2661_DROP_CRC_ERROR; + if (ic->ic_opmode != IEEE80211_M_MONITOR) { + tmp |= RT2661_DROP_CTL | RT2661_DROP_VER_ERROR | + RT2661_DROP_ACKCTS; + if (ic->ic_opmode != IEEE80211_M_HOSTAP) + tmp |= RT2661_DROP_TODS; + if (!(ifp->if_flags & IFF_PROMISC)) + tmp |= RT2661_DROP_NOT_TO_ME; + } + + RAL_WRITE(sc, RT2661_TXRX_CSR0, tmp); + + /* clear STA registers */ + RAL_READ_REGION_4(sc, RT2661_STA_CSR0, sta, N(sta)); + + /* initialize ASIC */ + RAL_WRITE(sc, RT2661_MAC_CSR1, 4); + + /* clear any pending interrupt */ + RAL_WRITE(sc, RT2661_INT_SOURCE_CSR, 0xffffffff); + + /* enable interrupts */ + RAL_WRITE(sc, RT2661_INT_MASK_CSR, 0x0000ff10); + RAL_WRITE(sc, RT2661_MCU_INT_MASK_CSR, 0); + + /* kick Rx */ + RAL_WRITE(sc, RT2661_RX_CNTL_CSR, 1); + + ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; + ifp->if_drv_flags |= IFF_DRV_RUNNING; + + if (ic->ic_opmode != IEEE80211_M_MONITOR) { + if (ic->ic_roaming != IEEE80211_ROAMING_MANUAL) + ieee80211_new_state(ic, IEEE80211_S_SCAN, -1); + } else + ieee80211_new_state(ic, IEEE80211_S_RUN, -1); +} + +void +rt2661_stop(void *priv) +{ + struct rt2661_softc *sc = priv; + struct ieee80211com *ic = &sc->sc_ic; + struct ifnet *ifp = ic->ic_ifp; + uint32_t tmp; + + sc->sc_tx_timer = 0; + ifp->if_timer = 0; + ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE); + + ieee80211_new_state(ic, IEEE80211_S_INIT, -1); + + /* abort Tx (for all 5 Tx rings) */ + RAL_WRITE(sc, RT2661_TX_CNTL_CSR, 0x1f << 16); + + /* disable Rx (value remains after reset!) */ + tmp = RAL_READ(sc, RT2661_TXRX_CSR0); + RAL_WRITE(sc, RT2661_TXRX_CSR0, tmp | RT2661_DISABLE_RX); + + /* reset ASIC */ + RAL_WRITE(sc, RT2661_MAC_CSR1, 3); + RAL_WRITE(sc, RT2661_MAC_CSR1, 0); + + /* disable interrupts */ + RAL_WRITE(sc, RT2661_INT_MASK_CSR, 0xffffff7f); + RAL_WRITE(sc, RT2661_MCU_INT_MASK_CSR, 0xffffffff); + + /* reset Tx and Rx rings */ + rt2661_reset_tx_ring(sc, &sc->txq[0]); + rt2661_reset_tx_ring(sc, &sc->txq[1]); + rt2661_reset_tx_ring(sc, &sc->txq[2]); + rt2661_reset_tx_ring(sc, &sc->txq[3]); + rt2661_reset_tx_ring(sc, &sc->mgtq); + rt2661_reset_rx_ring(sc, &sc->rxq); +} + +static int +rt2661_load_microcode(struct rt2661_softc *sc, const uint8_t *ucode, int size) +{ + int ntries; + + /* reset 8051 */ + RAL_WRITE(sc, RT2661_MCU_CNTL_CSR, RT2661_MCU_RESET); + + /* cancel any pending Host to MCU command */ + RAL_WRITE(sc, RT2661_H2M_MAILBOX_CSR, 0); + RAL_WRITE(sc, RT2661_M2H_CMD_DONE_CSR, 0xffffffff); + RAL_WRITE(sc, RT2661_HOST_CMD_CSR, 0); + + /* write 8051's microcode */ + RAL_WRITE(sc, RT2661_MCU_CNTL_CSR, RT2661_MCU_RESET | RT2661_MCU_SEL); + RAL_WRITE_REGION_1(sc, RT2661_MCU_CODE_BASE, ucode, size); + RAL_WRITE(sc, RT2661_MCU_CNTL_CSR, RT2661_MCU_RESET); + + /* kick 8051's ass */ + RAL_WRITE(sc, RT2661_MCU_CNTL_CSR, 0); + + /* wait for 8051 to initialize */ + for (ntries = 0; ntries < 500; ntries++) { + if (RAL_READ(sc, RT2661_MCU_CNTL_CSR) & RT2661_MCU_READY) + break; + DELAY(100); + } + if (ntries == 500) { + printf("timeout waiting for MCU to initialize\n"); + return EIO; + } + return 0; +} + +#ifdef notyet +/* + * Dynamically tune Rx sensitivity (BBP register 17) based on average RSSI and + * false CCA count. This function is called periodically (every seconds) when + * in the RUN state. Values taken from the reference driver. + */ +static void +rt2661_rx_tune(struct rt2661_softc *sc) +{ + uint8_t bbp17; + uint16_t cca; + int lo, hi, dbm; + + /* + * Tuning range depends on operating band and on the presence of an + * external low-noise amplifier. + */ + lo = 0x20; + if (IEEE80211_IS_CHAN_5GHZ(sc->sc_curchan)) + lo += 0x08; + if ((IEEE80211_IS_CHAN_2GHZ(sc->sc_curchan) && sc->ext_2ghz_lna) || + (IEEE80211_IS_CHAN_5GHZ(sc->sc_curchan) && sc->ext_5ghz_lna)) + lo += 0x10; + hi = lo + 0x20; + + /* retrieve false CCA count since last call (clear on read) */ + cca = RAL_READ(sc, RT2661_STA_CSR1) & 0xffff; + + if (dbm >= -35) { + bbp17 = 0x60; + } else if (dbm >= -58) { + bbp17 = hi; + } else if (dbm >= -66) { + bbp17 = lo + 0x10; + } else if (dbm >= -74) { + bbp17 = lo + 0x08; + } else { + /* RSSI < -74dBm, tune using false CCA count */ + + bbp17 = sc->bbp17; /* current value */ + + hi -= 2 * (-74 - dbm); + if (hi < lo) + hi = lo; + + if (bbp17 > hi) { + bbp17 = hi; + + } else if (cca > 512) { + if (++bbp17 > hi) + bbp17 = hi; + } else if (cca < 100) { + if (--bbp17 < lo) + bbp17 = lo; + } + } + + if (bbp17 != sc->bbp17) { + rt2661_bbp_write(sc, 17, bbp17); + sc->bbp17 = bbp17; + } +} + +/* + * Enter/Leave radar detection mode. + * This is for 802.11h additional regulatory domains. + */ +static void +rt2661_radar_start(struct rt2661_softc *sc) +{ + uint32_t tmp; + + /* disable Rx */ + tmp = RAL_READ(sc, RT2661_TXRX_CSR0); + RAL_WRITE(sc, RT2661_TXRX_CSR0, tmp | RT2661_DISABLE_RX); + + rt2661_bbp_write(sc, 82, 0x20); + rt2661_bbp_write(sc, 83, 0x00); + rt2661_bbp_write(sc, 84, 0x40); + + /* save current BBP registers values */ + sc->bbp18 = rt2661_bbp_read(sc, 18); + sc->bbp21 = rt2661_bbp_read(sc, 21); + sc->bbp22 = rt2661_bbp_read(sc, 22); + sc->bbp16 = rt2661_bbp_read(sc, 16); + sc->bbp17 = rt2661_bbp_read(sc, 17); + sc->bbp64 = rt2661_bbp_read(sc, 64); + + rt2661_bbp_write(sc, 18, 0xff); + rt2661_bbp_write(sc, 21, 0x3f); + rt2661_bbp_write(sc, 22, 0x3f); + rt2661_bbp_write(sc, 16, 0xbd); + rt2661_bbp_write(sc, 17, sc->ext_5ghz_lna ? 0x44 : 0x34); + rt2661_bbp_write(sc, 64, 0x21); + + /* restore Rx filter */ + RAL_WRITE(sc, RT2661_TXRX_CSR0, tmp); +} + +static int +rt2661_radar_stop(struct rt2661_softc *sc) +{ + uint8_t bbp66; + + /* read radar detection result */ + bbp66 = rt2661_bbp_read(sc, 66); + + /* restore BBP registers values */ + rt2661_bbp_write(sc, 16, sc->bbp16); + rt2661_bbp_write(sc, 17, sc->bbp17); + rt2661_bbp_write(sc, 18, sc->bbp18); + rt2661_bbp_write(sc, 21, sc->bbp21); + rt2661_bbp_write(sc, 22, sc->bbp22); + rt2661_bbp_write(sc, 64, sc->bbp64); + + return bbp66 == 1; +} +#endif + +static int +rt2661_prepare_beacon(struct rt2661_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + struct ieee80211_beacon_offsets bo; + struct rt2661_tx_desc desc; + struct mbuf *m0; + int rate; + + m0 = ieee80211_beacon_alloc(ic, ic->ic_bss, &bo); + if (m0 == NULL) { + device_printf(sc->sc_dev, "could not allocate beacon frame\n"); + return ENOBUFS; + } + + /* send beacons at the lowest available rate */ + rate = IEEE80211_IS_CHAN_5GHZ(ic->ic_bss->ni_chan) ? 12 : 2; + + rt2661_setup_tx_desc(sc, &desc, RT2661_TX_TIMESTAMP, RT2661_TX_HWSEQ, + m0->m_pkthdr.len, rate, NULL, 0, RT2661_QID_MGT); + + /* copy the first 24 bytes of Tx descriptor into NIC memory */ + RAL_WRITE_REGION_1(sc, RT2661_HW_BEACON_BASE0, (uint8_t *)&desc, 24); + + /* copy beacon header and payload into NIC memory */ + RAL_WRITE_REGION_1(sc, RT2661_HW_BEACON_BASE0 + 24, + mtod(m0, uint8_t *), m0->m_pkthdr.len); + + m_freem(m0); + + return 0; +} + +/* + * Enable TSF synchronization and tell h/w to start sending beacons for IBSS + * and HostAP operating modes. + */ +static void +rt2661_enable_tsf_sync(struct rt2661_softc *sc) +{ + struct ieee80211com *ic = &sc->sc_ic; + uint32_t tmp; + + if (ic->ic_opmode != IEEE80211_M_STA) { + /* + * Change default 16ms TBTT adjustment to 8ms. + * Must be done before enabling beacon generation. + */ + RAL_WRITE(sc, RT2661_TXRX_CSR10, 1 << 12 | 8); + } + + tmp = RAL_READ(sc, RT2661_TXRX_CSR9) & 0xff000000; + + /* set beacon interval (in 1/16ms unit) */ + tmp |= ic->ic_bss->ni_intval * 16; + + tmp |= RT2661_TSF_TICKING | RT2661_ENABLE_TBTT; + if (ic->ic_opmode == IEEE80211_M_STA) + tmp |= RT2661_TSF_MODE(1); + else + tmp |= RT2661_TSF_MODE(2) | RT2661_GENERATE_BEACON; + + RAL_WRITE(sc, RT2661_TXRX_CSR9, tmp); +} + +/* + * Retrieve the "Received Signal Strength Indicator" from the raw values + * contained in Rx descriptors. The computation depends on which band the + * frame was received. Correction values taken from the reference driver. + */ +static int +rt2661_get_rssi(struct rt2661_softc *sc, uint8_t raw) +{ + int lna, agc, rssi; + + lna = (raw >> 5) & 0x3; + agc = raw & 0x1f; + + rssi = 2 * agc; + + if (IEEE80211_IS_CHAN_2GHZ(sc->sc_curchan)) { + rssi += sc->rssi_2ghz_corr; + + if (lna == 1) + rssi -= 64; + else if (lna == 2) + rssi -= 74; + else if (lna == 3) + rssi -= 90; + } else { + rssi += sc->rssi_5ghz_corr; + + if (lna == 1) + rssi -= 64; + else if (lna == 2) + rssi -= 86; + else if (lna == 3) + rssi -= 100; + } + return rssi; +} diff --git a/sys/dev/ral/rt2661reg.h b/sys/dev/ral/rt2661reg.h new file mode 100644 index 0000000..d79f926 --- /dev/null +++ b/sys/dev/ral/rt2661reg.h @@ -0,0 +1,486 @@ +/* $FreeBSD$ */ + +/*- + * Copyright (c) 2006 + * Damien Bergamini <damien.bergamini@free.fr> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#define RT2661_TX_RING_COUNT 32 +#define RT2661_MGT_RING_COUNT 32 +#define RT2661_RX_RING_COUNT 64 + +#define RT2661_TX_DESC_SIZE (sizeof (struct rt2661_tx_desc)) +#define RT2661_TX_DESC_WSIZE (RT2661_TX_DESC_SIZE / 4) +#define RT2661_RX_DESC_SIZE (sizeof (struct rt2661_rx_desc)) +#define RT2661_RX_DESC_WSIZE (RT2661_RX_DESC_SIZE / 4) + +#define RT2661_MAX_SCATTER 5 + +/* + * Control and status registers. + */ +#define RT2661_HOST_CMD_CSR 0x0008 +#define RT2661_MCU_CNTL_CSR 0x000c +#define RT2661_SOFT_RESET_CSR 0x0010 +#define RT2661_MCU_INT_SOURCE_CSR 0x0014 +#define RT2661_MCU_INT_MASK_CSR 0x0018 +#define RT2661_PCI_USEC_CSR 0x001c +#define RT2661_H2M_MAILBOX_CSR 0x2100 +#define RT2661_M2H_CMD_DONE_CSR 0x2104 +#define RT2661_HW_BEACON_BASE0 0x2c00 +#define RT2661_MAC_CSR0 0x3000 +#define RT2661_MAC_CSR1 0x3004 +#define RT2661_MAC_CSR2 0x3008 +#define RT2661_MAC_CSR3 0x300c +#define RT2661_MAC_CSR4 0x3010 +#define RT2661_MAC_CSR5 0x3014 +#define RT2661_MAC_CSR6 0x3018 +#define RT2661_MAC_CSR7 0x301c +#define RT2661_MAC_CSR8 0x3020 +#define RT2661_MAC_CSR9 0x3024 +#define RT2661_MAC_CSR10 0x3028 +#define RT2661_MAC_CSR11 0x302c +#define RT2661_MAC_CSR12 0x3030 +#define RT2661_MAC_CSR13 0x3034 +#define RT2661_MAC_CSR14 0x3038 +#define RT2661_MAC_CSR15 0x303c +#define RT2661_TXRX_CSR0 0x3040 +#define RT2661_TXRX_CSR1 0x3044 +#define RT2661_TXRX_CSR2 0x3048 +#define RT2661_TXRX_CSR3 0x304c +#define RT2661_TXRX_CSR4 0x3050 +#define RT2661_TXRX_CSR5 0x3054 +#define RT2661_TXRX_CSR6 0x3058 +#define RT2661_TXRX_CSR7 0x305c +#define RT2661_TXRX_CSR8 0x3060 +#define RT2661_TXRX_CSR9 0x3064 +#define RT2661_TXRX_CSR10 0x3068 +#define RT2661_TXRX_CSR11 0x306c +#define RT2661_TXRX_CSR12 0x3070 +#define RT2661_TXRX_CSR13 0x3074 +#define RT2661_TXRX_CSR14 0x3078 +#define RT2661_TXRX_CSR15 0x307c +#define RT2661_PHY_CSR0 0x3080 +#define RT2661_PHY_CSR1 0x3084 +#define RT2661_PHY_CSR2 0x3088 +#define RT2661_PHY_CSR3 0x308c +#define RT2661_PHY_CSR4 0x3090 +#define RT2661_PHY_CSR5 0x3094 +#define RT2661_PHY_CSR6 0x3098 +#define RT2661_PHY_CSR7 0x309c +#define RT2661_SEC_CSR0 0x30a0 +#define RT2661_SEC_CSR1 0x30a4 +#define RT2661_SEC_CSR2 0x30a8 +#define RT2661_SEC_CSR3 0x30ac +#define RT2661_SEC_CSR4 0x30b0 +#define RT2661_SEC_CSR5 0x30b4 +#define RT2661_STA_CSR0 0x30c0 +#define RT2661_STA_CSR1 0x30c4 +#define RT2661_STA_CSR2 0x30c8 +#define RT2661_STA_CSR3 0x30cc +#define RT2661_STA_CSR4 0x30d0 +#define RT2661_AC0_BASE_CSR 0x3400 +#define RT2661_AC1_BASE_CSR 0x3404 +#define RT2661_AC2_BASE_CSR 0x3408 +#define RT2661_AC3_BASE_CSR 0x340c +#define RT2661_MGT_BASE_CSR 0x3410 +#define RT2661_TX_RING_CSR0 0x3418 +#define RT2661_TX_RING_CSR1 0x341c +#define RT2661_AIFSN_CSR 0x3420 +#define RT2661_CWMIN_CSR 0x3424 +#define RT2661_CWMAX_CSR 0x3428 +#define RT2661_TX_DMA_DST_CSR 0x342c +#define RT2661_TX_CNTL_CSR 0x3430 +#define RT2661_LOAD_TX_RING_CSR 0x3434 +#define RT2661_RX_BASE_CSR 0x3450 +#define RT2661_RX_RING_CSR 0x3454 +#define RT2661_RX_CNTL_CSR 0x3458 +#define RT2661_PCI_CFG_CSR 0x3460 +#define RT2661_INT_SOURCE_CSR 0x3468 +#define RT2661_INT_MASK_CSR 0x346c +#define RT2661_E2PROM_CSR 0x3470 +#define RT2661_AC_TXOP_CSR0 0x3474 +#define RT2661_AC_TXOP_CSR1 0x3478 +#define RT2661_TEST_MODE_CSR 0x3484 +#define RT2661_IO_CNTL_CSR 0x3498 +#define RT2661_MCU_CODE_BASE 0x4000 + + +/* possible flags for register HOST_CMD_CSR */ +#define RT2661_KICK_CMD (1 << 7) +/* Host to MCU (8051) command identifiers */ +#define RT2661_MCU_CMD_SLEEP 0x30 +#define RT2661_MCU_CMD_WAKEUP 0x31 +#define RT2661_MCU_SET_LED 0x50 +#define RT2661_MCU_SET_RSSI_LED 0x52 + +/* possible flags for register MCU_CNTL_CSR */ +#define RT2661_MCU_SEL (1 << 0) +#define RT2661_MCU_RESET (1 << 1) +#define RT2661_MCU_READY (1 << 2) + +/* possible flags for register MCU_INT_SOURCE_CSR */ +#define RT2661_MCU_CMD_DONE 0xff +#define RT2661_MCU_WAKEUP (1 << 8) +#define RT2661_MCU_BEACON_EXPIRE (1 << 9) + +/* possible flags for register H2M_MAILBOX_CSR */ +#define RT2661_H2M_BUSY (1 << 24) +#define RT2661_TOKEN_NO_INTR 0xff + +/* possible flags for register MAC_CSR5 */ +#define RT2661_ONE_BSSID 3 + +/* possible flags for register TXRX_CSR0 */ +/* Tx filter flags are in the low 16 bits */ +#define RT2661_AUTO_TX_SEQ (1 << 15) +/* Rx filter flags are in the high 16 bits */ +#define RT2661_DISABLE_RX (1 << 16) +#define RT2661_DROP_CRC_ERROR (1 << 17) +#define RT2661_DROP_PHY_ERROR (1 << 18) +#define RT2661_DROP_CTL (1 << 19) +#define RT2661_DROP_NOT_TO_ME (1 << 20) +#define RT2661_DROP_TODS (1 << 21) +#define RT2661_DROP_VER_ERROR (1 << 22) +#define RT2661_DROP_MULTICAST (1 << 23) +#define RT2661_DROP_BROADCAST (1 << 24) +#define RT2661_DROP_ACKCTS (1 << 25) + +/* possible flags for register TXRX_CSR4 */ +#define RT2661_SHORT_PREAMBLE (1 << 19) +#define RT2661_MRR_ENABLED (1 << 20) +#define RT2661_MRR_CCK_FALLBACK (1 << 23) + +/* possible flags for register TXRX_CSR9 */ +#define RT2661_TSF_TICKING (1 << 16) +#define RT2661_TSF_MODE(x) (((x) & 0x3) << 17) +/* TBTT stands for Target Beacon Transmission Time */ +#define RT2661_ENABLE_TBTT (1 << 19) +#define RT2661_GENERATE_BEACON (1 << 20) + +/* possible flags for register PHY_CSR0 */ +#define RT2661_PA_PE_2GHZ (1 << 16) +#define RT2661_PA_PE_5GHZ (1 << 17) + +/* possible flags for register PHY_CSR3 */ +#define RT2661_BBP_READ (1 << 15) +#define RT2661_BBP_BUSY (1 << 16) + +/* possible flags for register PHY_CSR4 */ +#define RT2661_RF_21BIT (21 << 24) +#define RT2661_RF_BUSY (1 << 31) + +/* possible values for register STA_CSR4 */ +#define RT2661_TX_STAT_VALID (1 << 0) +#define RT2661_TX_RESULT(v) (((v) >> 1) & 0x7) +#define RT2661_TX_RETRYCNT(v) (((v) >> 4) & 0xf) +#define RT2661_TX_QID(v) (((v) >> 8) & 0xf) +#define RT2661_TX_SUCCESS 0 +#define RT2661_TX_RETRY_FAIL 6 + +/* possible flags for register TX_CNTL_CSR */ +#define RT2661_KICK_MGT (1 << 4) + +/* possible flags for register INT_SOURCE_CSR */ +#define RT2661_TX_DONE (1 << 0) +#define RT2661_RX_DONE (1 << 1) +#define RT2661_TX0_DMA_DONE (1 << 16) +#define RT2661_TX1_DMA_DONE (1 << 17) +#define RT2661_TX2_DMA_DONE (1 << 18) +#define RT2661_TX3_DMA_DONE (1 << 19) +#define RT2661_MGT_DONE (1 << 20) + +/* possible flags for register E2PROM_CSR */ +#define RT2661_C (1 << 1) +#define RT2661_S (1 << 2) +#define RT2661_D (1 << 3) +#define RT2661_Q (1 << 4) +#define RT2661_93C46 (1 << 5) + +/* Tx descriptor */ +struct rt2661_tx_desc { + uint32_t flags; +#define RT2661_TX_BUSY (1 << 0) +#define RT2661_TX_VALID (1 << 1) +#define RT2661_TX_MORE_FRAG (1 << 2) +#define RT2661_TX_NEED_ACK (1 << 3) +#define RT2661_TX_TIMESTAMP (1 << 4) +#define RT2661_TX_OFDM (1 << 5) +#define RT2661_TX_IFS (1 << 6) +#define RT2661_TX_LONG_RETRY (1 << 7) +#define RT2661_TX_BURST (1 << 28) + + uint16_t wme; +#define RT2661_QID(v) (v) +#define RT2661_AIFSN(v) ((v) << 4) +#define RT2661_LOGCWMIN(v) ((v) << 8) +#define RT2661_LOGCWMAX(v) ((v) << 12) + + uint16_t xflags; +#define RT2661_TX_HWSEQ (1 << 12) + + uint8_t plcp_signal; + uint8_t plcp_service; +#define RT2661_PLCP_LENGEXT 0x80 + + uint8_t plcp_length_lo; + uint8_t plcp_length_hi; + + uint32_t iv; + uint32_t eiv; + + uint8_t offset; + uint8_t qid; +#define RT2661_QID_MGT 13 + + uint8_t txpower; +#define RT2661_DEFAULT_TXPOWER 0 + + uint8_t reserved1; + + uint32_t addr[RT2661_MAX_SCATTER]; + uint16_t len[RT2661_MAX_SCATTER]; + + uint16_t reserved2; +} __packed; + +/* Rx descriptor */ +struct rt2661_rx_desc { + uint32_t flags; +#define RT2661_RX_BUSY (1 << 0) +#define RT2661_RX_DROP (1 << 1) +#define RT2661_RX_CRC_ERROR (1 << 6) +#define RT2661_RX_OFDM (1 << 7) +#define RT2661_RX_PHY_ERROR (1 << 8) +#define RT2661_RX_CIPHER_MASK 0x00000600 + + uint8_t rate; + uint8_t rssi; + uint8_t reserved1; + uint8_t offset; + uint32_t iv; + uint32_t eiv; + uint32_t reserved2; + uint32_t physaddr; + uint32_t reserved3[10]; +} __packed; + +#define RAL_RF1 0 +#define RAL_RF2 2 +#define RAL_RF3 1 +#define RAL_RF4 3 + +/* dual-band RF */ +#define RT2661_RF_5225 1 +#define RT2661_RF_5325 2 +/* single-band RF */ +#define RT2661_RF_2527 3 +#define RT2661_RF_2529 4 + +#define RT2661_RX_DESC_BACK 4 + +#define RT2661_SMART_MODE (1 << 0) + +#define RT2661_BBPR94_DEFAULT 6 + +#define RT2661_SHIFT_D 3 +#define RT2661_SHIFT_Q 4 + +#define RT2661_EEPROM_MAC01 0x02 +#define RT2661_EEPROM_MAC23 0x03 +#define RT2661_EEPROM_MAC45 0x04 +#define RT2661_EEPROM_ANTENNA 0x10 +#define RT2661_EEPROM_CONFIG2 0x11 +#define RT2661_EEPROM_BBP_BASE 0x13 +#define RT2661_EEPROM_TXPOWER 0x23 +#define RT2661_EEPROM_FREQ_OFFSET 0x2f +#define RT2661_EEPROM_RSSI_2GHZ_OFFSET 0x4d +#define RT2661_EEPROM_RSSI_5GHZ_OFFSET 0x4e + +#define RT2661_EEPROM_DELAY 1 /* minimum hold time (microsecond) */ + +/* + * control and status registers access macros + */ +#define RAL_READ(sc, reg) \ + bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (reg)) + +#define RAL_READ_REGION_4(sc, offset, datap, count) \ + bus_space_read_region_4((sc)->sc_st, (sc)->sc_sh, (offset), \ + (datap), (count)) + +#define RAL_WRITE(sc, reg, val) \ + bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (reg), (val)) + +#define RAL_WRITE_REGION_1(sc, offset, datap, count) \ + bus_space_write_region_1((sc)->sc_st, (sc)->sc_sh, (offset), \ + (datap), (count)) + +/* + * EEPROM access macro + */ +#define RT2661_EEPROM_CTL(sc, val) do { \ + RAL_WRITE((sc), RT2661_E2PROM_CSR, (val)); \ + DELAY(RT2661_EEPROM_DELAY); \ +} while (/* CONSTCOND */0) + +/* + * Default values for MAC registers; values taken from the reference driver. + */ +#define RT2661_DEF_MAC \ + { RT2661_TXRX_CSR0, 0x0000b032 }, \ + { RT2661_TXRX_CSR1, 0x9eb39eb3 }, \ + { RT2661_TXRX_CSR2, 0x8a8b8c8d }, \ + { RT2661_TXRX_CSR3, 0x00858687 }, \ + { RT2661_TXRX_CSR7, 0x2e31353b }, \ + { RT2661_TXRX_CSR8, 0x2a2a2a2c }, \ + { RT2661_TXRX_CSR15, 0x0000000f }, \ + { RT2661_MAC_CSR6, 0x00000fff }, \ + { RT2661_MAC_CSR8, 0x016c030a }, \ + { RT2661_MAC_CSR10, 0x00000718 }, \ + { RT2661_MAC_CSR12, 0x00000004 }, \ + { RT2661_MAC_CSR13, 0x0000e000 }, \ + { RT2661_SEC_CSR0, 0x00000000 }, \ + { RT2661_SEC_CSR1, 0x00000000 }, \ + { RT2661_SEC_CSR5, 0x00000000 }, \ + { RT2661_PHY_CSR1, 0x000023b0 }, \ + { RT2661_PHY_CSR5, 0x060a100c }, \ + { RT2661_PHY_CSR6, 0x00080606 }, \ + { RT2661_PHY_CSR7, 0x00000a08 }, \ + { RT2661_PCI_CFG_CSR, 0x3cca4808 }, \ + { RT2661_AIFSN_CSR, 0x00002273 }, \ + { RT2661_CWMIN_CSR, 0x00002344 }, \ + { RT2661_CWMAX_CSR, 0x000034aa }, \ + { RT2661_TEST_MODE_CSR, 0x00000200 }, \ + { RT2661_M2H_CMD_DONE_CSR, 0xffffffff } + +/* + * Default values for BBP registers; values taken from the reference driver. + */ +#define RT2661_DEF_BBP \ + { 3, 0x00 }, \ + { 15, 0x30 }, \ + { 17, 0x20 }, \ + { 21, 0xc8 }, \ + { 22, 0x38 }, \ + { 23, 0x06 }, \ + { 24, 0xfe }, \ + { 25, 0x0a }, \ + { 26, 0x0d }, \ + { 34, 0x12 }, \ + { 37, 0x07 }, \ + { 39, 0xf8 }, \ + { 41, 0x60 }, \ + { 53, 0x10 }, \ + { 54, 0x18 }, \ + { 60, 0x10 }, \ + { 61, 0x04 }, \ + { 62, 0x04 }, \ + { 75, 0xfe }, \ + { 86, 0xfe }, \ + { 88, 0xfe }, \ + { 90, 0x0f }, \ + { 99, 0x00 }, \ + { 102, 0x16 }, \ + { 107, 0x04 } + +/* + * Default settings for RF registers; values taken from the reference driver. + */ +#define RT2661_RF5225_1 \ + { 1, 0x00b33, 0x011e1, 0x1a014, 0x30282 }, \ + { 2, 0x00b33, 0x011e1, 0x1a014, 0x30287 }, \ + { 3, 0x00b33, 0x011e2, 0x1a014, 0x30282 }, \ + { 4, 0x00b33, 0x011e2, 0x1a014, 0x30287 }, \ + { 5, 0x00b33, 0x011e3, 0x1a014, 0x30282 }, \ + { 6, 0x00b33, 0x011e3, 0x1a014, 0x30287 }, \ + { 7, 0x00b33, 0x011e4, 0x1a014, 0x30282 }, \ + { 8, 0x00b33, 0x011e4, 0x1a014, 0x30287 }, \ + { 9, 0x00b33, 0x011e5, 0x1a014, 0x30282 }, \ + { 10, 0x00b33, 0x011e5, 0x1a014, 0x30287 }, \ + { 11, 0x00b33, 0x011e6, 0x1a014, 0x30282 }, \ + { 12, 0x00b33, 0x011e6, 0x1a014, 0x30287 }, \ + { 13, 0x00b33, 0x011e7, 0x1a014, 0x30282 }, \ + { 14, 0x00b33, 0x011e8, 0x1a014, 0x30284 }, \ + \ + { 36, 0x00b33, 0x01266, 0x26014, 0x30288 }, \ + { 40, 0x00b33, 0x01268, 0x26014, 0x30280 }, \ + { 44, 0x00b33, 0x01269, 0x26014, 0x30282 }, \ + { 48, 0x00b33, 0x0126a, 0x26014, 0x30284 }, \ + { 52, 0x00b33, 0x0126b, 0x26014, 0x30286 }, \ + { 56, 0x00b33, 0x0126c, 0x26014, 0x30288 }, \ + { 60, 0x00b33, 0x0126e, 0x26014, 0x30280 }, \ + { 64, 0x00b33, 0x0126f, 0x26014, 0x30282 }, \ + \ + { 100, 0x00b33, 0x0128a, 0x2e014, 0x30280 }, \ + { 104, 0x00b33, 0x0128b, 0x2e014, 0x30282 }, \ + { 108, 0x00b33, 0x0128c, 0x2e014, 0x30284 }, \ + { 112, 0x00b33, 0x0128d, 0x2e014, 0x30286 }, \ + { 116, 0x00b33, 0x0128e, 0x2e014, 0x30288 }, \ + { 120, 0x00b33, 0x012a0, 0x2e014, 0x30280 }, \ + { 124, 0x00b33, 0x012a1, 0x2e014, 0x30282 }, \ + { 128, 0x00b33, 0x012a2, 0x2e014, 0x30284 }, \ + { 132, 0x00b33, 0x012a3, 0x2e014, 0x30286 }, \ + { 136, 0x00b33, 0x012a4, 0x2e014, 0x30288 }, \ + { 140, 0x00b33, 0x012a6, 0x2e014, 0x30280 }, \ + \ + { 149, 0x00b33, 0x012a8, 0x2e014, 0x30287 }, \ + { 153, 0x00b33, 0x012a9, 0x2e014, 0x30289 }, \ + { 157, 0x00b33, 0x012ab, 0x2e014, 0x30281 }, \ + { 161, 0x00b33, 0x012ac, 0x2e014, 0x30283 }, \ + { 165, 0x00b33, 0x012ad, 0x2e014, 0x30285 } + +#define RT2661_RF5225_2 \ + { 1, 0x00b33, 0x011e1, 0x1a014, 0x30282 }, \ + { 2, 0x00b33, 0x011e1, 0x1a014, 0x30287 }, \ + { 3, 0x00b33, 0x011e2, 0x1a014, 0x30282 }, \ + { 4, 0x00b33, 0x011e2, 0x1a014, 0x30287 }, \ + { 5, 0x00b33, 0x011e3, 0x1a014, 0x30282 }, \ + { 6, 0x00b33, 0x011e3, 0x1a014, 0x30287 }, \ + { 7, 0x00b33, 0x011e4, 0x1a014, 0x30282 }, \ + { 8, 0x00b33, 0x011e4, 0x1a014, 0x30287 }, \ + { 9, 0x00b33, 0x011e5, 0x1a014, 0x30282 }, \ + { 10, 0x00b33, 0x011e5, 0x1a014, 0x30287 }, \ + { 11, 0x00b33, 0x011e6, 0x1a014, 0x30282 }, \ + { 12, 0x00b33, 0x011e6, 0x1a014, 0x30287 }, \ + { 13, 0x00b33, 0x011e7, 0x1a014, 0x30282 }, \ + { 14, 0x00b33, 0x011e8, 0x1a014, 0x30284 }, \ + \ + { 36, 0x00b35, 0x11206, 0x26014, 0x30280 }, \ + { 40, 0x00b34, 0x111a0, 0x26014, 0x30280 }, \ + { 44, 0x00b34, 0x111a1, 0x26014, 0x30286 }, \ + { 48, 0x00b34, 0x111a3, 0x26014, 0x30282 }, \ + { 52, 0x00b34, 0x111a4, 0x26014, 0x30288 }, \ + { 56, 0x00b34, 0x111a6, 0x26014, 0x30284 }, \ + { 60, 0x00b34, 0x111a8, 0x26014, 0x30280 }, \ + { 64, 0x00b34, 0x111a9, 0x26014, 0x30286 }, \ + \ + { 100, 0x00b35, 0x11226, 0x2e014, 0x30280 }, \ + { 104, 0x00b35, 0x11228, 0x2e014, 0x30280 }, \ + { 108, 0x00b35, 0x1122a, 0x2e014, 0x30280 }, \ + { 112, 0x00b35, 0x1122c, 0x2e014, 0x30280 }, \ + { 116, 0x00b35, 0x1122e, 0x2e014, 0x30280 }, \ + { 120, 0x00b34, 0x111c0, 0x2e014, 0x30280 }, \ + { 124, 0x00b34, 0x111c1, 0x2e014, 0x30286 }, \ + { 128, 0x00b34, 0x111c3, 0x2e014, 0x30282 }, \ + { 132, 0x00b34, 0x111c4, 0x2e014, 0x30288 }, \ + { 136, 0x00b34, 0x111c6, 0x2e014, 0x30284 }, \ + { 140, 0x00b34, 0x111c8, 0x2e014, 0x30280 }, \ + \ + { 149, 0x00b34, 0x111cb, 0x2e014, 0x30286 }, \ + { 153, 0x00b34, 0x111cd, 0x2e014, 0x30282 }, \ + { 157, 0x00b35, 0x11242, 0x2e014, 0x30285 }, \ + { 161, 0x00b35, 0x11244, 0x2e014, 0x30285 }, \ + { 165, 0x00b35, 0x11246, 0x2e014, 0x30285 } diff --git a/sys/dev/ral/if_ralvar.h b/sys/dev/ral/rt2661var.h index c7d7501..9d95ca6 100644 --- a/sys/dev/ral/if_ralvar.h +++ b/sys/dev/ral/rt2661var.h @@ -1,7 +1,7 @@ /* $FreeBSD$ */ /*- - * Copyright (c) 2005, 2006 + * Copyright (c) 2005 * Damien Bergamini <damien.bergamini@free.fr> * * Permission to use, copy, modify, and distribute this software for any @@ -17,161 +17,155 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -struct ral_rx_radiotap_header { +struct rt2661_rx_radiotap_header { struct ieee80211_radiotap_header wr_ihdr; uint64_t wr_tsf; uint8_t wr_flags; uint8_t wr_rate; uint16_t wr_chan_freq; uint16_t wr_chan_flags; - uint8_t wr_antenna; uint8_t wr_antsignal; -}; +} __packed; -#define RAL_RX_RADIOTAP_PRESENT \ +#define RT2661_RX_RADIOTAP_PRESENT \ ((1 << IEEE80211_RADIOTAP_TSFT) | \ (1 << IEEE80211_RADIOTAP_FLAGS) | \ (1 << IEEE80211_RADIOTAP_RATE) | \ (1 << IEEE80211_RADIOTAP_CHANNEL) | \ - (1 << IEEE80211_RADIOTAP_ANTENNA) | \ (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL)) -struct ral_tx_radiotap_header { +struct rt2661_tx_radiotap_header { struct ieee80211_radiotap_header wt_ihdr; uint8_t wt_flags; uint8_t wt_rate; uint16_t wt_chan_freq; uint16_t wt_chan_flags; - uint8_t wt_antenna; -}; +} __packed; -#define RAL_TX_RADIOTAP_PRESENT \ +#define RT2661_TX_RADIOTAP_PRESENT \ ((1 << IEEE80211_RADIOTAP_FLAGS) | \ (1 << IEEE80211_RADIOTAP_RATE) | \ - (1 << IEEE80211_RADIOTAP_CHANNEL) | \ - (1 << IEEE80211_RADIOTAP_ANTENNA)) + (1 << IEEE80211_RADIOTAP_CHANNEL)) -struct ral_tx_data { - bus_dmamap_t map; - struct mbuf *m; - struct ieee80211_node *ni; - struct ral_rssdesc id; +struct rt2661_tx_data { + bus_dmamap_t map; + struct mbuf *m; + struct ieee80211_node *ni; + struct ral_rssdesc id; }; -struct ral_tx_ring { +struct rt2661_tx_ring { bus_dma_tag_t desc_dmat; bus_dma_tag_t data_dmat; bus_dmamap_t desc_map; bus_addr_t physaddr; - struct ral_tx_desc *desc; - struct ral_tx_data *data; + struct rt2661_tx_desc *desc; + struct rt2661_tx_data *data; int count; int queued; int cur; int next; - int cur_encrypt; - int next_encrypt; + int stat; }; -struct ral_rx_data { +struct rt2661_rx_data { bus_dmamap_t map; struct mbuf *m; - int drop; }; -struct ral_rx_ring { +struct rt2661_rx_ring { bus_dma_tag_t desc_dmat; bus_dma_tag_t data_dmat; bus_dmamap_t desc_map; bus_addr_t physaddr; - struct ral_rx_desc *desc; - struct ral_rx_data *data; + struct rt2661_rx_desc *desc; + struct rt2661_rx_data *data; int count; int cur; int next; - int cur_decrypt; }; -struct ral_node { +struct rt2661_node { struct ieee80211_node ni; struct ral_rssadapt rssadapt; }; -struct ral_softc { +struct rt2661_softc { struct ifnet *sc_ifp; struct ieee80211com sc_ic; int (*sc_newstate)(struct ieee80211com *, enum ieee80211_state, int); device_t sc_dev; + bus_space_tag_t sc_st; + bus_space_handle_t sc_sh; struct mtx sc_mtx; struct callout scan_ch; struct callout rssadapt_ch; - int irq_rid; - int mem_rid; - struct resource *irq; - struct resource *mem; - bus_space_tag_t sc_st; - bus_space_handle_t sc_sh; - void *sc_ih; - int sc_tx_timer; - uint32_t asic_rev; - uint32_t eeprom_rev; + struct ieee80211_channel *sc_curchan; + uint8_t rf_rev; - struct ral_tx_ring txq; - struct ral_tx_ring prioq; - struct ral_tx_ring atimq; - struct ral_tx_ring bcnq; - struct ral_rx_ring rxq; + uint8_t rfprog; + uint8_t rffreq; - struct ieee80211_beacon_offsets sc_bo; + struct rt2661_tx_ring txq[4]; + struct rt2661_tx_ring mgtq; + struct rt2661_rx_ring rxq; uint32_t rf_regs[4]; - uint8_t txpow[14]; + int8_t txpow[38]; struct { - uint8_t reg; - uint8_t val; + uint8_t reg; + uint8_t val; } bbp_prom[16]; - int led_mode; int hw_radio; int rx_ant; int tx_ant; int nb_ant; + int ext_2ghz_lna; + int ext_5ghz_lna; + int rssi_2ghz_corr; + int rssi_5ghz_corr; + + uint8_t bbp18; + uint8_t bbp21; + uint8_t bbp22; + uint8_t bbp16; + uint8_t bbp17; + uint8_t bbp64; int dwelltime; struct bpf_if *sc_drvbpf; union { - struct ral_rx_radiotap_header th; + struct rt2661_rx_radiotap_header th; uint8_t pad[64]; } sc_rxtapu; #define sc_rxtap sc_rxtapu.th int sc_rxtap_len; union { - struct ral_tx_radiotap_header th; + struct rt2661_tx_radiotap_header th; uint8_t pad[64]; } sc_txtapu; #define sc_txtap sc_txtapu.th int sc_txtap_len; }; -extern devclass_t ral_devclass; - -int ral_attach(device_t); -int ral_detach(device_t); -void ral_shutdown(device_t); -int ral_alloc(device_t, int); -void ral_free(device_t); -void ral_stop(void *); +int rt2661_attach(device_t, int); +int rt2661_detach(void *); +void rt2661_shutdown(void *); +void rt2661_suspend(void *); +void rt2661_resume(void *); +void rt2661_intr(void *); #define RAL_LOCK(sc) mtx_lock(&(sc)->sc_mtx) #define RAL_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx) |