/* * Intel PCIC or compatible Controller driver *------------------------------------------------------------------------- * * Copyright (c) 1995 Andrew McRae. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $FreeBSD$ */ #include #include #include #include #include #include #include #include #ifdef PC98 #include #ifndef PCIC98_IOBASE #define PCIC98_IOBASE 0x80d0 #endif #endif /* PC98 */ /* Get pnp IDs */ #include #include #include "card_if.h" /* * Prototypes for interrupt handler. */ static driver_intr_t pcicintr; static int pcic_ioctl(struct slot *, int, caddr_t); static int pcic_power(struct slot *); static void pcic_mapirq(struct slot *, int); static timeout_t pcic_reset; static void pcic_resume(struct slot *); static void pcic_disable(struct slot *); static timeout_t pcictimeout; static struct callout_handle pcictimeout_ch = CALLOUT_HANDLE_INITIALIZER(&pcictimeout_ch); static int pcic_memory(struct slot *, int); static int pcic_io(struct slot *, int); #ifdef PC98 /* local functions for PC-98 Original PC-Card controller */ static int pcic98_power(struct slot *); static void pcic98_mapirq(struct slot *, int); static int pcic98_memory(struct slot *, int); static int pcic98_io(struct slot *, int); static timeout_t pcic98_reset; static void pcic98_disable(struct slot *); static void pcic98_resume(struct slot *); #endif /* PC98 */ /* * Per-slot data table. */ static struct pcic_slot { int slotnum; /* My slot number */ int index; /* Index register */ int data; /* Data register */ int offset; /* Offset value for index */ char controller; /* Device type */ char revision; /* Device Revision */ struct slot *slt; /* Back ptr to slot */ u_char (*getb)(struct pcic_slot *, int); void (*putb)(struct pcic_slot *, int, u_char); u_char *regs; /* Pointer to regs in mem */ } pcic_slots[PCIC_MAX_SLOTS]; static struct slot_ctrl cinfo; static struct isa_pnp_id pcic_ids[] = { {PCIC_PNP_ACTIONTEC, NULL}, /* AEI0218 */ {PCIC_PNP_IBM3765, NULL}, /* IBM3765 */ {PCIC_PNP_82365, NULL}, /* PNP0E00 */ {PCIC_PNP_CL_PD6720, NULL}, /* PNP0E01 */ {PCIC_PNP_VLSI_82C146, NULL}, /* PNP0E02 */ {PCIC_PNP_82365_CARDBUS, NULL}, /* PNP0E03 */ {PCIC_PNP_SCM_SWAPBOX, NULL}, /* SCM0469 */ {0} }; static int validunits = 0; #ifdef PC98 static u_char pcic98_last_reg1; #endif /* PC98 */ #define GET_UNIT(d) *(int *)device_get_softc(d) #define SET_UNIT(d,u) *(int *)device_get_softc(d) = (u) static char *bridges[] = { "Intel i82365", "IBM PCIC", "VLSI 82C146", "Cirrus logic 672x", "Cirrus logic 6710", "Vadem 365", "Vadem 465", "Vadem 468", "Vadem 469", "Ricoh RF5C396", "IBM KING PCMCIA Controller", "PC-98 Original" }; /* * Internal inline functions for accessing the PCIC. */ /* * Read a register from the PCIC. */ static __inline unsigned char getb1(struct pcic_slot *sp, int reg) { outb(sp->index, sp->offset + reg); return inb(sp->data); } /* * Write a register on the PCIC */ static __inline void putb1(struct pcic_slot *sp, int reg, unsigned char val) { outb(sp->index, sp->offset + reg); outb(sp->data, val); } /* * Clear bit(s) of a register. */ static __inline void clrb(struct pcic_slot *sp, int reg, unsigned char mask) { sp->putb(sp, reg, sp->getb(sp, reg) & ~mask); } /* * Set bit(s) of a register */ static __inline void setb(struct pcic_slot *sp, int reg, unsigned char mask) { sp->putb(sp, reg, sp->getb(sp, reg) | mask); } /* * Write a 16 bit value to 2 adjacent PCIC registers */ static __inline void putw(struct pcic_slot *sp, int reg, unsigned short word) { sp->putb(sp, reg, word & 0xFF); sp->putb(sp, reg + 1, (word >> 8) & 0xff); } /* * entry point from main code to map/unmap memory context. */ static int pcic_memory(struct slot *slt, int win) { struct pcic_slot *sp = slt->cdata; struct mem_desc *mp = &slt->mem[win]; int reg = win * PCIC_MEMSIZE + PCIC_MEMBASE; if (mp->flags & MDF_ACTIVE) { unsigned long sys_addr = (uintptr_t)(void *)mp->start >> 12; /* * Write the addresses, card offsets and length. * The values are all stored as the upper 12 bits of the * 24 bit address i.e everything is allocated as 4 Kb chunks. */ putw(sp, reg, sys_addr & 0xFFF); putw(sp, reg+2, (sys_addr + (mp->size >> 12) - 1) & 0xFFF); putw(sp, reg+4, ((mp->card >> 12) - sys_addr) & 0x3FFF); /* * Each 16 bit register has some flags in the upper bits. */ if (mp->flags & MDF_16BITS) setb(sp, reg+1, PCIC_DATA16); if (mp->flags & MDF_ZEROWS) setb(sp, reg+1, PCIC_ZEROWS); if (mp->flags & MDF_WS0) setb(sp, reg+3, PCIC_MW0); if (mp->flags & MDF_WS1) setb(sp, reg+3, PCIC_MW1); if (mp->flags & MDF_ATTR) setb(sp, reg+5, PCIC_REG); if (mp->flags & MDF_WP) setb(sp, reg+5, PCIC_WP); /* * Enable the memory window. By experiment, we need a delay. */ setb(sp, PCIC_ADDRWINE, (1<cdata; struct io_desc *ip = &slt->io[win]; if (bootverbose) { printf("pcic: I/O win %d flags %x %x-%x\n", win, ip->flags, ip->start, ip->start+ip->size-1); } switch (win) { case 0: mask = PCIC_IO0_EN; reg = PCIC_IO0; break; case 1: mask = PCIC_IO1_EN; reg = PCIC_IO1; break; default: panic("Illegal PCIC I/O window request!"); } if (ip->flags & IODF_ACTIVE) { unsigned char x, ioctlv; putw(sp, reg, ip->start); putw(sp, reg+2, ip->start+ip->size-1); x = 0; if (ip->flags & IODF_ZEROWS) x |= PCIC_IO_0WS; if (ip->flags & IODF_WS) x |= PCIC_IO_WS; if (ip->flags & IODF_CS16) x |= PCIC_IO_CS16; if (ip->flags & IODF_16BIT) x |= PCIC_IO_16BIT; /* * Extract the current flags and merge with new flags. * Flags for window 0 in lower nybble, and in upper nybble * for window 1. */ ioctlv = sp->getb(sp, PCIC_IOCTL); DELAY(100); switch (win) { case 0: sp->putb(sp, PCIC_IOCTL, x | (ioctlv & 0xf0)); break; case 1: sp->putb(sp, PCIC_IOCTL, (x << 4) | (ioctlv & 0xf)); break; } DELAY(100); setb(sp, PCIC_ADDRWINE, mask); DELAY(100); } else { clrb(sp, PCIC_ADDRWINE, mask); DELAY(100); putw(sp, reg, 0); putw(sp, reg + 2, 0); } return(0); } /* * Look for an Intel PCIC (or compatible). * For each available slot, allocate a PC-CARD slot. */ /* * VLSI 82C146 has incompatibilities about the I/O address of slot 1. * Assume it's the only PCIC whose vendor ID is 0x84, * contact Warner Losh if correct. */ static int pcic_probe(device_t dev) { int slotnum, validslots = 0; struct slot *slt; struct pcic_slot *sp; unsigned char c; int error; struct resource *r; int rid; static int maybe_vlsi = 0; /* Check isapnp ids */ error = ISA_PNP_PROBE(device_get_parent(dev), dev, pcic_ids); if (error == ENXIO) return (ENXIO); /* * Initialise controller information structure. */ cinfo.mapirq = pcic_mapirq; cinfo.mapmem = pcic_memory; cinfo.mapio = pcic_io; cinfo.ioctl = pcic_ioctl; cinfo.power = pcic_power; cinfo.reset = pcic_reset; cinfo.disable = pcic_disable; cinfo.resume = pcic_resume; cinfo.maxmem = PCIC_MEM_WIN; cinfo.maxio = PCIC_IO_WIN; if (bus_get_resource_start(dev, SYS_RES_IOPORT, 0) == 0) bus_set_resource(dev, SYS_RES_IOPORT, 0, PCIC_INDEX0, 2); rid = 0; r = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1, RF_ACTIVE); if (!r) { if (bootverbose) device_printf(dev, "Cannot get I/O range\n"); return ENOMEM; } sp = &pcic_slots[validunits * PCIC_CARD_SLOTS]; for (slotnum = 0; slotnum < PCIC_CARD_SLOTS; slotnum++, sp++) { /* * Initialise the PCIC slot table. */ sp->getb = getb1; sp->putb = putb1; sp->index = rman_get_start(r); sp->data = sp->index + 1; sp->offset = slotnum * PCIC_SLOT_SIZE; /* * XXX - Screwed up slot 1 on the VLSI chips. According to * the Linux PCMCIA code from David Hinds, working chipsets * return 0x84 from their (correct) ID ports, while the broken * ones would need to be probed at the new offset we set after * we assume it's broken. */ if (slotnum == 1 && maybe_vlsi && sp->getb(sp, PCIC_ID_REV) != PCIC_VLSI82C146) { sp->index += 4; sp->data += 4; sp->offset = PCIC_SLOT_SIZE << 1; } /* * see if there's a PCMCIA controller here * Intel PCMCIA controllers use 0x82 and 0x83 * IBM clone chips use 0x88 and 0x89, apparently */ c = sp->getb(sp, PCIC_ID_REV); sp->revision = -1; switch(c) { /* * 82365 or clones. */ case PCIC_INTEL0: case PCIC_INTEL1: sp->controller = PCIC_I82365; sp->revision = c & 1; /* * Now check for VADEM chips. */ outb(sp->index, 0x0E); /* Unlock VADEM's extra regs */ outb(sp->index, 0x37); setb(sp, PCIC_VMISC, PCIC_VADEMREV); c = sp->getb(sp, PCIC_ID_REV); if (c & 0x08) { switch (sp->revision = c & 7) { case 1: sp->controller = PCIC_VG365; break; case 2: sp->controller = PCIC_VG465; break; case 3: sp->controller = PCIC_VG468; break; default: sp->controller = PCIC_VG469; break; } clrb(sp, PCIC_VMISC, PCIC_VADEMREV); } /* * Check for RICOH RF5C396 PCMCIA Controller */ c = sp->getb(sp, 0x3a); if (c == 0xb2) { sp->controller = PCIC_RF5C396; } break; /* * VLSI chips. */ case PCIC_VLSI82C146: sp->controller = PCIC_VLSI; maybe_vlsi = 1; break; case PCIC_IBM1: case PCIC_IBM2: sp->controller = PCIC_IBM; sp->revision = c & 1; break; case PCIC_IBM3: sp->controller = PCIC_IBM_KING; sp->revision = c & 1; break; default: continue; } /* * Check for Cirrus logic chips. */ sp->putb(sp, PCIC_CLCHIP, 0); c = sp->getb(sp, PCIC_CLCHIP); if ((c & PCIC_CLC_TOGGLE) == PCIC_CLC_TOGGLE) { c = sp->getb(sp, PCIC_CLCHIP); if ((c & PCIC_CLC_TOGGLE) == 0) { if (c & PCIC_CLC_DUAL) sp->controller = PCIC_PD672X; else sp->controller = PCIC_PD6710; sp->revision = 8 - ((c & 0x1F) >> 2); } } device_set_desc(dev, bridges[(int) sp->controller]); /* * OK it seems we have a PCIC or lookalike. * Allocate a slot and initialise the data structures. */ validslots++; sp->slotnum = slotnum + validunits * PCIC_CARD_SLOTS; slt = pccard_alloc_slot(&cinfo); if (slt == 0) continue; slt->cdata = sp; sp->slt = slt; /* * Modem cards send the speaker audio (dialing noises) * to the host's speaker. Cirrus Logic PCIC chips must * enable this. There is also a Low Power Dynamic Mode bit * that claims to reduce power consumption by 30%, so * enable it and hope for the best. */ if (sp->controller == PCIC_PD672X) { setb(sp, PCIC_MISC1, PCIC_MISC1_SPEAKER); setb(sp, PCIC_MISC2, PCIC_LPDM_EN); } } bus_release_resource(dev, SYS_RES_IOPORT, rid, r); if (validslots != 0) return (0); #ifdef PC98 sp = &pcic_slots[validunits * PCIC_CARD_SLOTS]; if (inb(PCIC98_REG0) != 0xff) { sp->controller = PCIC_PC98; sp->revision = 0; cinfo.mapmem = pcic98_memory; cinfo.mapio = pcic98_io; cinfo.power = pcic98_power; cinfo.mapirq = pcic98_mapirq; cinfo.reset = pcic98_reset; cinfo.disable = pcic98_disable; cinfo.resume = pcic98_resume; cinfo.maxmem = 1; #if 0 cinfo.maxio = 1; #else cinfo.maxio = 2; /* fake for UE2212 LAN card */ #endif validslots++; /* XXX Do I need to allocated the port resources? */ device_set_desc(dev, "NEC PC98 Original PCMCIA Controller"); } #endif /* PC98 */ return(validslots ? 0 : ENXIO); } static void do_mgt_irq(struct pcic_slot *sp, int irq) { /* Management IRQ changes */ clrb(sp, PCIC_INT_GEN, PCIC_INTR_ENA); sp->putb(sp, PCIC_STAT_INT, (irq << 4) | 0xF); } static int pcic_attach(device_t dev) { void *ih; int rid; struct resource *r; int irq; int error; struct pcic_slot *sp; int i; int stat; SET_UNIT(dev, validunits); sp = &pcic_slots[GET_UNIT(dev) * PCIC_CARD_SLOTS]; for (i = 0; i < PCIC_CARD_SLOTS; i++, sp++) { if (sp->slt) device_add_child(dev, NULL, -1); } validunits++; rid = 0; r = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1, RF_ACTIVE); if (!r) { return ENXIO; } irq = bus_get_resource_start(dev, SYS_RES_IRQ, 0); if (irq == 0) { /* See if the user has requested a specific IRQ */ if (!getenv_int("machdep.pccard.pcic_irq", &irq)) irq = 0; } rid = 0; r = 0; if (irq > 0) { r = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, irq, irq, 1, RF_ACTIVE); } if (r && ((1 << (rman_get_start(r))) & PCIC_INT_MASK_ALLOWED) == 0) { device_printf(dev, "Hardware does not support irq %d, trying polling.\n", irq); bus_release_resource(dev, SYS_RES_IRQ, rid, r); r = 0; irq = 0; } if (r) { error = bus_setup_intr(dev, r, INTR_TYPE_MISC, pcicintr, (void *) GET_UNIT(dev), &ih); if (error) { bus_release_resource(dev, SYS_RES_IRQ, rid, r); return error; } irq = rman_get_start(r); device_printf(dev, "management irq %d\n", irq); } else { irq = 0; } if (irq == 0) { pcictimeout_ch = timeout(pcictimeout, (void *) GET_UNIT(dev), hz/2); device_printf(dev, "Polling mode\n"); } sp = &pcic_slots[GET_UNIT(dev) * PCIC_CARD_SLOTS]; for (i = 0; i < PCIC_CARD_SLOTS; i++, sp++) { if (sp->slt == NULL) continue; #ifdef PC98 if (sp->controller == PCIC_PC98) { pcic98_last_reg1 = inb(PCIC98_REG1); if (pcic98_last_reg1 & PCIC98_CARDEXIST) { /* PCMCIA card exist */ sp->slt->laststate = sp->slt->state = filled; pccard_event(sp->slt, card_inserted); } else { sp->slt->laststate = sp->slt->state = empty; } } else #endif /* PC98 */ { do_mgt_irq(sp, irq); /* Check for changes */ setb(sp, PCIC_POWER, PCIC_PCPWRE| PCIC_DISRST); stat = sp->getb(sp, PCIC_STATUS); if (bootverbose) printf("stat is %x\n", stat); if ((stat & PCIC_CD) != PCIC_CD) { sp->slt->laststate = sp->slt->state = empty; } else { sp->slt->laststate = sp->slt->state = filled; pccard_event(sp->slt, card_inserted); } } sp->slt->irq = irq; } return (bus_generic_attach(dev)); } /* * ioctl calls - Controller specific ioctls */ static int pcic_ioctl(struct slot *slt, int cmd, caddr_t data) { struct pcic_slot *sp = slt->cdata; switch(cmd) { default: return(ENOTTY); /* * Get/set PCIC registers */ case PIOCGREG: ((struct pcic_reg *)data)->value = sp->getb(sp, ((struct pcic_reg *)data)->reg); break; case PIOCSREG: sp->putb(sp, ((struct pcic_reg *)data)->reg, ((struct pcic_reg *)data)->value); break; } return(0); } /* * pcic_power - Enable the power of the slot according to * the parameters in the power structure(s). */ static int pcic_power(struct slot *slt) { unsigned char reg = PCIC_DISRST|PCIC_PCPWRE; struct pcic_slot *sp = slt->cdata; switch(sp->controller) { case PCIC_PD672X: case PCIC_PD6710: case PCIC_VG365: case PCIC_VG465: case PCIC_VG468: case PCIC_VG469: case PCIC_RF5C396: case PCIC_VLSI: case PCIC_IBM_KING: case PCIC_I82365: switch(slt->pwr.vpp) { default: return(EINVAL); case 0: break; case 50: case 33: reg |= PCIC_VPP_5V; break; case 120: reg |= PCIC_VPP_12V; break; } switch(slt->pwr.vcc) { default: return(EINVAL); case 0: break; case 33: if (sp->controller == PCIC_IBM_KING) { reg |= PCIC_VCC_5V_KING; break; } reg |= PCIC_VCC_3V; if ((sp->controller == PCIC_VG468) || (sp->controller == PCIC_VG469) || (sp->controller == PCIC_VG465) || (sp->controller == PCIC_VG365)) setb(sp, PCIC_CVSR, PCIC_CVSR_VS); else setb(sp, PCIC_MISC1, PCIC_MISC1_VCC_33); break; case 50: if (sp->controller == PCIC_IBM_KING) { reg |= PCIC_VCC_5V_KING; break; } reg |= PCIC_VCC_5V; if ((sp->controller == PCIC_VG468) || (sp->controller == PCIC_VG469) || (sp->controller == PCIC_VG465) || (sp->controller == PCIC_VG365)) clrb(sp, PCIC_CVSR, PCIC_CVSR_VS); else clrb(sp, PCIC_MISC1, PCIC_MISC1_VCC_33); break; } break; } sp->putb(sp, PCIC_POWER, reg); DELAY(300*1000); if (slt->pwr.vcc) { reg |= PCIC_OUTENA; sp->putb(sp, PCIC_POWER, reg); DELAY(100*1000); } /* Some chips are smarter than us it seems, so if we weren't * allowed to use 5V, try 3.3 instead */ if (!(sp->getb(sp, PCIC_STATUS) & PCIC_POW) && slt->pwr.vcc == 50) { slt->pwr.vcc = 33; slt->pwr.vpp = 0; return (pcic_power(slt)); } return(0); } /* * tell the PCIC which irq we want to use. only the following are legal: * 3, 4, 5, 7, 9, 10, 11, 12, 14, 15. We require the callers of this * routine to do the check for legality. */ static void pcic_mapirq(struct slot *slt, int irq) { struct pcic_slot *sp = slt->cdata; if (irq == 0) clrb(sp, PCIC_INT_GEN, 0xF); else sp->putb(sp, PCIC_INT_GEN, (sp->getb(sp, PCIC_INT_GEN) & 0xF0) | irq); } /* * pcic_reset - Reset the card and enable initial power. */ static void pcic_reset(void *chan) { struct slot *slt = chan; struct pcic_slot *sp = slt->cdata; switch (slt->insert_seq) { case 0: /* Something funny happended on the way to the pub... */ return; case 1: /* Assert reset */ clrb(sp, PCIC_INT_GEN, PCIC_CARDRESET); slt->insert_seq = 2; timeout(cinfo.reset, (void *)slt, hz/4); return; case 2: /* Deassert it again */ setb(sp, PCIC_INT_GEN, PCIC_CARDRESET|PCIC_IOCARD); slt->insert_seq = 3; timeout(cinfo.reset, (void *)slt, hz/4); return; case 3: /* Wait if card needs more time */ if (!sp->getb(sp, PCIC_STATUS) & PCIC_READY) { timeout(cinfo.reset, (void *)slt, hz/10); return; } } slt->insert_seq = 0; if (sp->controller == PCIC_PD672X || sp->controller == PCIC_PD6710) { sp->putb(sp, PCIC_TIME_SETUP0, 0x1); sp->putb(sp, PCIC_TIME_CMD0, 0x6); sp->putb(sp, PCIC_TIME_RECOV0, 0x0); sp->putb(sp, PCIC_TIME_SETUP1, 1); sp->putb(sp, PCIC_TIME_CMD1, 0xf); sp->putb(sp, PCIC_TIME_RECOV1, 0); } selwakeup(&slt->selp); } /* * pcic_disable - Disable the slot. */ static void pcic_disable(struct slot *slt) { struct pcic_slot *sp = slt->cdata; sp->putb(sp, PCIC_INT_GEN, 0); sp->putb(sp, PCIC_POWER, 0); } /* * PCIC timer. If the controller doesn't have a free IRQ to use * or if interrupt steering doesn't work, poll the controller for * insertion/removal events. */ static void pcictimeout(void *chan) { pcicintr(chan); pcictimeout_ch = timeout(pcictimeout, chan, hz/2); } /* * PCIC Interrupt handler. * Check each slot in turn, and read the card status change * register. If this is non-zero, then a change has occurred * on this card, so send an event to the main code. */ static void pcicintr(void *arg) { int slot, s; unsigned char chg; int unit = (int) arg; struct pcic_slot *sp = &pcic_slots[unit * PCIC_CARD_SLOTS]; s = splhigh(); #ifdef PC98 if (sp->controller == PCIC_PC98) { u_char reg1; /* Check for a card in this slot */ reg1 = inb(PCIC98_REG1); if ((pcic98_last_reg1 ^ reg1) & PCIC98_CARDEXIST) { pcic98_last_reg1 = reg1; if (reg1 & PCIC98_CARDEXIST) pccard_event(sp->slt, card_inserted); else pccard_event(sp->slt, card_removed); } } else #endif /* PC98 */ { for (slot = 0; slot < PCIC_CARD_SLOTS; slot++, sp++) { if (sp->slt && (chg = sp->getb(sp, PCIC_STAT_CHG)) != 0) { if (bootverbose) printf("Slot %d chg = 0x%x\n", slot, chg); if (chg & PCIC_CDTCH) { if ((sp->getb(sp, PCIC_STATUS) & PCIC_CD) == PCIC_CD) { pccard_event(sp->slt, card_inserted); } else { cinfo.disable(sp->slt); pccard_event(sp->slt, card_removed); } } } } } splx(s); } /* * pcic_resume - Suspend/resume support for PCIC */ static void pcic_resume(struct slot *slt) { struct pcic_slot *sp = slt->cdata; do_mgt_irq(sp, slt->irq); if (sp->controller == PCIC_PD672X) { setb(sp, PCIC_MISC1, PCIC_MISC1_SPEAKER); setb(sp, PCIC_MISC2, PCIC_LPDM_EN); } } #ifdef PC98 /* * local functions for PC-98 Original PC-Card controller */ #define PCIC98_ALWAYS_128MAPPING 1 /* trick for using UE2212 */ int pcic98_mode = 0; /* almost the same as the value in PCIC98_REG2 */ static unsigned char reg_winsel = PCIC98_UNMAPWIN; static unsigned short reg_pagofs = 0; static int pcic98_memory(struct slot *slt, int win) { struct mem_desc *mp = &slt->mem[win]; unsigned char x; if (mp->flags & MDF_ACTIVE) { /* slot = 0, window = 0, sys_addr = 0xda000, length = 8KB */ if ((unsigned long)mp->start != 0xda000) { printf( "sys_addr must be 0xda000. requested address = %p\n", mp->start); return(EINVAL); } /* omajinai ??? */ outb(PCIC98_REG0, 0); x = inb(PCIC98_REG1); x &= 0xfc; x |= 0x02; outb(PCIC98_REG1, x); reg_winsel = inb(PCIC98_REG_WINSEL); reg_pagofs = inw(PCIC98_REG_PAGOFS); outb(PCIC98_REG_WINSEL, PCIC98_MAPWIN); outw(PCIC98_REG_PAGOFS, (mp->card >> 13)); /* 8KB */ if (mp->flags & MDF_ATTR) { outb(PCIC98_REG7, inb(PCIC98_REG7) | PCIC98_ATTRMEM); }else{ outb(PCIC98_REG7, inb(PCIC98_REG7) & (~PCIC98_ATTRMEM)); } outb(PCIC98_REG_WINSEL, PCIC98_MAPWIN); #if 0 if ((mp->flags & MDF_16BITS) == 1) { /* 16bit */ outb(PCIC98_REG2, inb(PCIC98_REG2) & (~PCIC98_8BIT)); }else{ /* 8bit */ outb(PCIC98_REG2, inb(PCIC98_REG2) | PCIC98_8BIT); } #endif } else { /* !(mp->flags & MDF_ACTIVE) */ outb(PCIC98_REG0, 0); x = inb(PCIC98_REG1); x &= 0xfc; x |= 0x02; outb(PCIC98_REG1, x); #if 0 outb(PCIC98_REG_WINSEL, PCIC98_UNMAPWIN); outw(PCIC98_REG_PAGOFS, 0); #else outb(PCIC98_REG_WINSEL, reg_winsel); outw(PCIC98_REG_PAGOFS, reg_pagofs); #endif } return 0; } static int pcic98_io(struct slot *slt, int win) { struct io_desc *ip = &slt->io[win]; unsigned char x; unsigned short cardbase; u_short ofst; if (win != 0) { /* ignore for UE2212 */ printf( "pcic98:Illegal PCIC I/O window(%d) request! Ignored.\n", win); /* return(EINVAL);*/ return 0; } if (ip->flags & IODF_ACTIVE) { x = inb(PCIC98_REG2) & 0x0f; #if 0 if (! (ip->flags & IODF_CS16)) x |= PCIC98_8BIT; #else if (! (ip->flags & IODF_16BIT)) { x |= PCIC98_8BIT; pcic98_mode |= PCIC98_8BIT; } #endif ofst = ip->start & 0xf; cardbase = ip->start & ~0xf; #ifndef PCIC98_ALWAYS_128MAPPING if (ip->size + ofst > 16) #endif { /* 128bytes mapping */ x |= PCIC98_MAP128; pcic98_mode |= PCIC98_MAP128; ofst |= ((cardbase & 0x70) << 4); cardbase &= ~0x70; } x |= PCIC98_MAPIO; outb(PCIC98_REG2, x); outw(PCIC98_REG4, PCIC98_IOBASE); /* 98side I/O base */ outw(PCIC98_REG5, cardbase); /* card side I/O base */ if (bootverbose) { printf("pcic98: I/O mapped 0x%04x(98) -> " "0x%04x(Card) and width %d bytes\n", PCIC98_IOBASE+ofst, ip->start, ip->size); printf("pcic98: reg2=0x%02x reg3=0x%02x reg7=0x%02x\n", inb(PCIC98_REG2), inb(PCIC98_REG3), inb(PCIC98_REG7)); printf("pcic98: mode=%d\n", pcic98_mode); } ip->start = PCIC98_IOBASE + ofst; } else { outb(PCIC98_REG2, inb(PCIC98_REG2) & (~PCIC98_MAPIO)); pcic98_mode = 0; } return 0; } static int pcic98_power(struct slot *slt) { unsigned char reg; reg = inb(PCIC98_REG7) & (~PCIC98_VPP12V); switch(slt->pwr.vpp) { default: return(EINVAL); case 50: break; case 120: reg |= PCIC98_VPP12V; break; } outb(PCIC98_REG7, reg); DELAY(100*1000); reg = inb(PCIC98_REG2) & (~PCIC98_VCC3P3V); switch(slt->pwr.vcc) { default: return(EINVAL); case 33: reg |= PCIC98_VCC3P3V; break; case 50: break; } outb(PCIC98_REG2, reg); DELAY(100*1000); return 0; } static void pcic98_mapirq(struct slot *slt, int irq) { u_char x; switch (irq) { case 3: x = PCIC98_INT0; break; case 5: x = PCIC98_INT1; break; case 6: x = PCIC98_INT2; break; case 10: x = PCIC98_INT4; break; case 12: x = PCIC98_INT5; break; case 0: /* disable */ x = PCIC98_INTDISABLE; break; default: printf("pcic98: illegal irq %d\n", irq); return; } #ifdef PCIC_DEBUG printf("pcic98: irq=%d mapped.\n", irq); #endif outb(PCIC98_REG3, x); } static void pcic98_reset(void *chan) { struct slot *slt = chan; outb(PCIC98_REG0, 0); outb(PCIC98_REG2, inb(PCIC98_REG2) & (~PCIC98_MAPIO)); outb(PCIC98_REG3, PCIC98_INTDISABLE); #if 0 /* pcic98_reset() is called after pcic98_power() */ outb(PCIC98_REG2, inb(PCIC98_REG2) & (~PCIC98_VCC3P3V)); outb(PCIC98_REG7, inb(PCIC98_REG7) & (~PCIC98_VPP12V)); #endif outb(PCIC98_REG1, 0); selwakeup(&slt->selp); } static void pcic98_disable(struct slot *slt) { /* null function */ } static void pcic98_resume(struct slot *slt) { /* XXX PCIC98 How ? */ } #endif /* PC98 */ /* end of local functions for PC-98 Original PC-Card controller */ static int pcic_activate_resource(device_t dev, device_t child, int type, int rid, struct resource *r) { struct pccard_devinfo *devi = device_get_ivars(child); int err; switch (type) { case SYS_RES_IOPORT: { struct io_desc *ip; ip = &devi->slt->io[rid]; if (ip->flags == 0) { if (rid == 0) ip->flags = IODF_WS | IODF_16BIT | IODF_CS16; else ip->flags = devi->slt->io[0].flags; } ip->flags |= IODF_ACTIVE; ip->start = rman_get_start(r); ip->size = rman_get_end(r) - rman_get_start(r) + 1; err = cinfo.mapio(devi->slt, rid); if (err) return err; break; } case SYS_RES_IRQ: /* * We actually defer the activation of the IRQ resource * until the interrupt is registered to avoid stray * interrupt messages. */ break; case SYS_RES_MEMORY: { struct mem_desc *mp; if (rid >= NUM_MEM_WINDOWS) return EINVAL; mp = &devi->slt->mem[rid]; mp->flags |= MDF_ACTIVE; mp->start = (caddr_t) rman_get_start(r); mp->size = rman_get_end(r) - rman_get_start(r) + 1; err = cinfo.mapmem(devi->slt, rid); if (err) return err; break; } default: break; } err = bus_generic_activate_resource(dev, child, type, rid, r); return err; } static int pcic_deactivate_resource(device_t dev, device_t child, int type, int rid, struct resource *r) { struct pccard_devinfo *devi = device_get_ivars(child); int err; switch (type) { case SYS_RES_IOPORT: { struct io_desc *ip = &devi->slt->io[rid]; ip->flags &= ~IODF_ACTIVE; err = cinfo.mapio(devi->slt, rid); if (err) { return err; } break; } case SYS_RES_IRQ: break; case SYS_RES_MEMORY: { struct mem_desc *mp = &devi->slt->mem[rid]; mp->flags &= ~(MDF_ACTIVE | MDF_ATTR); err = cinfo.mapmem(devi->slt, rid); if (err) { return err; } break; } default: break; } err = bus_generic_deactivate_resource(dev, child, type, rid, r); return err; } static int pcic_setup_intr(device_t dev, device_t child, struct resource *irq, int flags, driver_intr_t *intr, void *arg, void **cookiep) { struct pccard_devinfo *devi = device_get_ivars(child); int err; if (((1 << rman_get_start(irq)) & PCIC_INT_MASK_ALLOWED) == 0) { device_printf(dev, "Hardware does not support irq %ld.\n", rman_get_start(irq)); return (EINVAL); } err = bus_generic_setup_intr(dev, child, irq, flags, intr, arg, cookiep); if (err == 0) cinfo.mapirq(devi->slt, rman_get_start(irq)); else device_printf(dev, "Error %d irq %ld\n", err, rman_get_start(irq)); return (err); } static int pcic_teardown_intr(device_t dev, device_t child, struct resource *irq, void *cookie) { struct pccard_devinfo *devi = device_get_ivars(child); cinfo.mapirq(devi->slt, 0); return (bus_generic_teardown_intr(dev, child, irq, cookie)); } static int pcic_set_res_flags(device_t bus, device_t child, int restype, int rid, u_long value) { struct pccard_devinfo *devi = device_get_ivars(child); int err = 0; switch (restype) { case SYS_RES_MEMORY: { struct mem_desc *mp = &devi->slt->mem[rid]; switch (value) { case 0: mp->flags &= ~MDF_ATTR; break; case 1: mp->flags |= MDF_ATTR; break; case 2: mp->flags &= ~MDF_16BITS; break; } err = cinfo.mapmem(devi->slt, rid); break; } default: err = EOPNOTSUPP; } return (err); } static int pcic_get_res_flags(device_t bus, device_t child, int restype, int rid, u_long *value) { struct pccard_devinfo *devi = device_get_ivars(child); int err = 0; if (value == 0) return (ENOMEM); switch (restype) { case SYS_RES_IOPORT: { struct io_desc *ip = &devi->slt->io[rid]; *value = ip->flags; break; } case SYS_RES_MEMORY: { struct mem_desc *mp = &devi->slt->mem[rid]; *value = mp->flags; break; } default: err = EOPNOTSUPP; } return (0); } static int pcic_set_memory_offset(device_t bus, device_t child, int rid, u_int32_t offset, u_int32_t *deltap) { struct pccard_devinfo *devi = device_get_ivars(child); struct mem_desc *mp = &devi->slt->mem[rid]; mp->card = offset; if (deltap) *deltap = 0; /* XXX BAD XXX */ return (cinfo.mapmem(devi->slt, rid)); } static int pcic_get_memory_offset(device_t bus, device_t child, int rid, u_int32_t *offset) { struct pccard_devinfo *devi = device_get_ivars(child); struct mem_desc *mp = &devi->slt->mem[rid]; if (offset == 0) return (ENOMEM); *offset = mp->card; return (0); } static device_method_t pcic_methods[] = { /* Device interface */ DEVMETHOD(device_probe, pcic_probe), DEVMETHOD(device_attach, pcic_attach), DEVMETHOD(device_detach, bus_generic_detach), DEVMETHOD(device_shutdown, bus_generic_shutdown), DEVMETHOD(device_suspend, bus_generic_suspend), DEVMETHOD(device_resume, bus_generic_resume), /* Bus interface */ DEVMETHOD(bus_print_child, bus_generic_print_child), DEVMETHOD(bus_alloc_resource, bus_generic_alloc_resource), DEVMETHOD(bus_release_resource, bus_generic_release_resource), DEVMETHOD(bus_activate_resource, pcic_activate_resource), DEVMETHOD(bus_deactivate_resource, pcic_deactivate_resource), DEVMETHOD(bus_setup_intr, pcic_setup_intr), DEVMETHOD(bus_teardown_intr, pcic_teardown_intr), /* Card interface */ DEVMETHOD(card_set_res_flags, pcic_set_res_flags), DEVMETHOD(card_get_res_flags, pcic_get_res_flags), DEVMETHOD(card_set_memory_offset, pcic_set_memory_offset), DEVMETHOD(card_get_memory_offset, pcic_get_memory_offset), { 0, 0 } }; devclass_t pcic_devclass; static driver_t pcic_driver = { "pcic", pcic_methods, sizeof(int) }; DRIVER_MODULE(pcic, isa, pcic_driver, pcic_devclass, 0, 0);