diff options
Diffstat (limited to 'drivers/staging/brcm80211/include/bcmdefs.h')
| -rw-r--r-- | drivers/staging/brcm80211/include/bcmdefs.h | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/drivers/staging/brcm80211/include/bcmdefs.h b/drivers/staging/brcm80211/include/bcmdefs.h new file mode 100644 index 0000000..dc52e9db --- /dev/null +++ b/drivers/staging/brcm80211/include/bcmdefs.h @@ -0,0 +1,200 @@ +/* + * Copyright (c) 2010 Broadcom Corporation + * + * Permission to use, copy, modify, and/or 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. + */ + +#ifndef _bcmdefs_h_ +#define _bcmdefs_h_ + +#define SI_BUS 0 +#define PCI_BUS 1 +#define PCMCIA_BUS 2 +#define SDIO_BUS 3 +#define JTAG_BUS 4 +#define USB_BUS 5 +#define SPI_BUS 6 + + +#ifndef OFF +#define OFF 0 +#endif + +#ifndef ON +#define ON 1 /* ON = 1 */ +#endif + +#define AUTO (-1) /* Auto = -1 */ + +#ifdef mips +#define BCMFASTPATH __attribute__ ((__section__(".text.fastpath"))) +#else +#define BCMFASTPATH +#endif + +/* Put some library data/code into ROM to reduce RAM requirements */ +#define BCMROMFN(_fn) _fn + +/* Bus types */ +#define SI_BUS 0 /* SOC Interconnect */ +#define PCI_BUS 1 /* PCI target */ +#define SDIO_BUS 3 /* SDIO target */ +#define JTAG_BUS 4 /* JTAG */ +#define USB_BUS 5 /* USB (does not support R/W REG) */ +#define SPI_BUS 6 /* gSPI target */ +#define RPC_BUS 7 /* RPC target */ + +/* Allows size optimization for single-bus image */ +#ifdef BCMBUSTYPE +#define BUSTYPE(bus) (BCMBUSTYPE) +#else +#define BUSTYPE(bus) (bus) +#endif + +/* Allows size optimization for single-backplane image */ +#ifdef BCMCHIPTYPE +#define CHIPTYPE(bus) (BCMCHIPTYPE) +#else +#define CHIPTYPE(bus) (bus) +#endif + +/* Allows size optimization for SPROM support */ +#define SPROMBUS (PCI_BUS) + +/* Allows size optimization for single-chip image */ +#ifdef BCMCHIPID +#define CHIPID(chip) (BCMCHIPID) +#else +#define CHIPID(chip) (chip) +#endif + +#ifdef BCMCHIPREV +#define CHIPREV(rev) (BCMCHIPREV) +#else +#define CHIPREV(rev) (rev) +#endif + +/* Defines for DMA Address Width - Shared between OSL and HNDDMA */ +#define DMADDR_MASK_32 0x0 /* Address mask for 32-bits */ +#define DMADDR_MASK_30 0xc0000000 /* Address mask for 30-bits */ +#define DMADDR_MASK_0 0xffffffff /* Address mask for 0-bits (hi-part) */ + +#define DMADDRWIDTH_30 30 /* 30-bit addressing capability */ +#define DMADDRWIDTH_32 32 /* 32-bit addressing capability */ +#define DMADDRWIDTH_63 63 /* 64-bit addressing capability */ +#define DMADDRWIDTH_64 64 /* 64-bit addressing capability */ + +#ifdef BCMDMA64OSL +typedef struct { + u32 loaddr; + u32 hiaddr; +} dma64addr_t; + +typedef dma64addr_t dmaaddr_t; +#define PHYSADDRHI(_pa) ((_pa).hiaddr) +#define PHYSADDRHISET(_pa, _val) \ + do { \ + (_pa).hiaddr = (_val); \ + } while (0) +#define PHYSADDRLO(_pa) ((_pa).loaddr) +#define PHYSADDRLOSET(_pa, _val) \ + do { \ + (_pa).loaddr = (_val); \ + } while (0) + +#else +typedef unsigned long dmaaddr_t; +#define PHYSADDRHI(_pa) (0) +#define PHYSADDRHISET(_pa, _val) +#define PHYSADDRLO(_pa) ((_pa)) +#define PHYSADDRLOSET(_pa, _val) \ + do { \ + (_pa) = (_val); \ + } while (0) +#endif /* BCMDMA64OSL */ + +/* One physical DMA segment */ +typedef struct { + dmaaddr_t addr; + u32 length; +} hnddma_seg_t; + +#define MAX_DMA_SEGS 4 + +typedef struct { + void *oshdmah; /* Opaque handle for OSL to store its information */ + uint origsize; /* Size of the virtual packet */ + uint nsegs; + hnddma_seg_t segs[MAX_DMA_SEGS]; +} hnddma_seg_map_t; + +/* packet headroom necessary to accommodate the largest header in the system, (i.e TXOFF). + * By doing, we avoid the need to allocate an extra buffer for the header when bridging to WL. + * There is a compile time check in wlc.c which ensure that this value is at least as big + * as TXOFF. This value is used in dma_rxfill (hnddma.c). + */ + +#define BCMEXTRAHDROOM 172 + +/* Headroom required for dongle-to-host communication. Packets allocated + * locally in the dongle (e.g. for CDC ioctls or RNDIS messages) should + * leave this much room in front for low-level message headers which may + * be needed to get across the dongle bus to the host. (These messages + * don't go over the network, so room for the full WL header above would + * be a waste.). +*/ +#define BCMDONGLEHDRSZ 12 +#define BCMDONGLEPADSZ 16 + +#define BCMDONGLEOVERHEAD (BCMDONGLEHDRSZ + BCMDONGLEPADSZ) + +#ifdef BCMDBG + +#define BCMDBG_ERR + +#ifndef BCMDBG_ASSERT +#define BCMDBG_ASSERT +#endif /* BCMDBG_ASSERT */ + +#endif /* BCMDBG */ + +#if defined(BCMDBG_ASSERT) +#define BCMASSERT_SUPPORT +#endif + +/* Macros for doing definition and get/set of bitfields + * Usage example, e.g. a three-bit field (bits 4-6): + * #define <NAME>_M BITFIELD_MASK(3) + * #define <NAME>_S 4 + * ... + * regval = R_REG(osh, ®s->regfoo); + * field = GFIELD(regval, <NAME>); + * regval = SFIELD(regval, <NAME>, 1); + * W_REG(osh, ®s->regfoo, regval); + */ +#define BITFIELD_MASK(width) \ + (((unsigned)1 << (width)) - 1) +#define GFIELD(val, field) \ + (((val) >> field ## _S) & field ## _M) +#define SFIELD(val, field, bits) \ + (((val) & (~(field ## _M << field ## _S))) | \ + ((unsigned)(bits) << field ## _S)) + +/* define BCMSMALL to remove misc features for memory-constrained environments */ +#define BCMSPACE +#define bcmspace true /* if (bcmspace) code is retained */ + +/* Max. nvram variable table size */ +#define MAXSZ_NVRAM_VARS 4096 + +#endif /* _bcmdefs_h_ */ |
