2 * Copyright (c) 2010 Broadcom Corporation
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
28 * One doesn't need to include this file explicitly, gets included automatically if
29 * typedefs.h is included.
33 /* Reclaiming text and data :
34 * The following macros specify special linker sections that can be reclaimed
35 * after a system is considered 'up'.
37 #define BCMINITDATA(_data) _data
38 #define BCMINITFN(_fn) _fn
39 #define BCMUNINITFN(_fn) _fn
40 #define BCMNMIATTACHFN(_fn) _fn
42 #define BCMFASTPATH __attribute__ ((__section__(".text.fastpath")))
47 /* Put some library data/code into ROM to reduce RAM requirements */
48 #define BCMROMFN(_fn) _fn
51 #define SI_BUS 0 /* SOC Interconnect */
52 #define PCI_BUS 1 /* PCI target */
53 #define SDIO_BUS 3 /* SDIO target */
54 #define JTAG_BUS 4 /* JTAG */
55 #define USB_BUS 5 /* USB (does not support R/W REG) */
56 #define SPI_BUS 6 /* gSPI target */
57 #define RPC_BUS 7 /* RPC target */
59 /* Allows size optimization for single-bus image */
61 #define BUSTYPE(bus) (BCMBUSTYPE)
63 #define BUSTYPE(bus) (bus)
66 /* Allows size optimization for single-backplane image */
68 #define CHIPTYPE(bus) (BCMCHIPTYPE)
70 #define CHIPTYPE(bus) (bus)
73 /* Allows size optimization for SPROM support */
74 #define SPROMBUS (PCI_BUS)
76 /* Allows size optimization for single-chip image */
78 #define CHIPID(chip) (BCMCHIPID)
80 #define CHIPID(chip) (chip)
84 #define CHIPREV(rev) (BCMCHIPREV)
86 #define CHIPREV(rev) (rev)
89 /* Defines for DMA Address Width - Shared between OSL and HNDDMA */
90 #define DMADDR_MASK_32 0x0 /* Address mask for 32-bits */
91 #define DMADDR_MASK_30 0xc0000000 /* Address mask for 30-bits */
92 #define DMADDR_MASK_0 0xffffffff /* Address mask for 0-bits (hi-part) */
94 #define DMADDRWIDTH_30 30 /* 30-bit addressing capability */
95 #define DMADDRWIDTH_32 32 /* 32-bit addressing capability */
96 #define DMADDRWIDTH_63 63 /* 64-bit addressing capability */
97 #define DMADDRWIDTH_64 64 /* 64-bit addressing capability */
105 typedef dma64addr_t dmaaddr_t;
106 #define PHYSADDRHI(_pa) ((_pa).hiaddr)
107 #define PHYSADDRHISET(_pa, _val) \
109 (_pa).hiaddr = (_val); \
111 #define PHYSADDRLO(_pa) ((_pa).loaddr)
112 #define PHYSADDRLOSET(_pa, _val) \
114 (_pa).loaddr = (_val); \
118 typedef unsigned long dmaaddr_t;
119 #define PHYSADDRHI(_pa) (0)
120 #define PHYSADDRHISET(_pa, _val)
121 #define PHYSADDRLO(_pa) ((_pa))
122 #define PHYSADDRLOSET(_pa, _val) \
126 #endif /* BCMDMA64OSL */
128 /* One physical DMA segment */
134 #define MAX_DMA_SEGS 4
137 void *oshdmah; /* Opaque handle for OSL to store its information */
138 uint origsize; /* Size of the virtual packet */
140 hnddma_seg_t segs[MAX_DMA_SEGS];
143 /* packet headroom necessary to accommodate the largest header in the system, (i.e TXOFF).
144 * By doing, we avoid the need to allocate an extra buffer for the header when bridging to WL.
145 * There is a compile time check in wlc.c which ensure that this value is at least as big
146 * as TXOFF. This value is used in dma_rxfill (hnddma.c).
149 #define BCMEXTRAHDROOM 172
151 /* Headroom required for dongle-to-host communication. Packets allocated
152 * locally in the dongle (e.g. for CDC ioctls or RNDIS messages) should
153 * leave this much room in front for low-level message headers which may
154 * be needed to get across the dongle bus to the host. (These messages
155 * don't go over the network, so room for the full WL header above would
158 #define BCMDONGLEHDRSZ 12
159 #define BCMDONGLEPADSZ 16
161 #define BCMDONGLEOVERHEAD (BCMDONGLEHDRSZ + BCMDONGLEPADSZ)
167 #ifndef BCMDBG_ASSERT
168 #define BCMDBG_ASSERT
169 #endif /* BCMDBG_ASSERT */
173 #if defined(BCMDBG_ASSERT)
174 #define BCMASSERT_SUPPORT
177 /* Macros for doing definition and get/set of bitfields
178 * Usage example, e.g. a three-bit field (bits 4-6):
179 * #define <NAME>_M BITFIELD_MASK(3)
182 * regval = R_REG(osh, ®s->regfoo);
183 * field = GFIELD(regval, <NAME>);
184 * regval = SFIELD(regval, <NAME>, 1);
185 * W_REG(osh, ®s->regfoo, regval);
187 #define BITFIELD_MASK(width) \
188 (((unsigned)1 << (width)) - 1)
189 #define GFIELD(val, field) \
190 (((val) >> field ## _S) & field ## _M)
191 #define SFIELD(val, field, bits) \
192 (((val) & (~(field ## _M << field ## _S))) | \
193 ((unsigned)(bits) << field ## _S))
195 /* define BCMSMALL to remove misc features for memory-constrained environments */
197 #define bcmspace TRUE /* if (bcmspace) code is retained */
199 /* Max. nvram variable table size */
200 #define MAXSZ_NVRAM_VARS 4096
202 #endif /* _bcmdefs_h_ */