/* * Linux OS Independent Layer * * Copyright (C) 1999-2011, Broadcom Corporation * * Unless you and Broadcom execute a separate written software license * agreement governing use of this software, this software is licensed to you * under the terms of the GNU General Public License version 2 (the "GPL"), * available at http://www.broadcom.com/licenses/GPLv2.php, with the * following added to such license: * * As a special exception, the copyright holders of this software give you * permission to link this software with independent modules, and to copy and * distribute the resulting executable under terms of your choice, provided that * you also meet, for each linked independent module, the terms and conditions of * the license of that module. An independent module is a module which is not * derived from this software. The special exception does not apply to any * modifications of the software. * * Notwithstanding the above, under no circumstances may you combine this * software in any way with any other Broadcom software provided under a license * other than the GPL, without Broadcom's express prior written consent. * * $Id: linux_osl.h,v 13.158.6.3 2010-12-22 23:47:26 Exp $ */ #ifndef _linux_osl_h_ #define _linux_osl_h_ #include extern void * osl_os_open_image(char * filename); extern int osl_os_get_image_block(char * buf, int len, void * image); extern void osl_os_close_image(void * image); #ifdef BCMDRIVER extern osl_t *osl_attach(void *pdev, uint bustype, bool pkttag); extern void osl_detach(osl_t *osh); extern uint32 g_assert_type; #if defined(BCMASSERT_LOG) #define ASSERT(exp) \ do { if (!(exp)) osl_assert(#exp, __FILE__, __LINE__); } while (0) extern void osl_assert(char *exp, char *file, int line); #else #ifdef __GNUC__ #define GCC_VERSION \ (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) #if GCC_VERSION > 30100 #define ASSERT(exp) do {} while (0) #else #define ASSERT(exp) #endif #endif #endif #define OSL_DELAY(usec) osl_delay(usec) extern void osl_delay(uint usec); #define OSL_PCMCIA_READ_ATTR(osh, offset, buf, size) \ osl_pcmcia_read_attr((osh), (offset), (buf), (size)) #define OSL_PCMCIA_WRITE_ATTR(osh, offset, buf, size) \ osl_pcmcia_write_attr((osh), (offset), (buf), (size)) extern void osl_pcmcia_read_attr(osl_t *osh, uint offset, void *buf, int size); extern void osl_pcmcia_write_attr(osl_t *osh, uint offset, void *buf, int size); #define OSL_PCI_READ_CONFIG(osh, offset, size) \ osl_pci_read_config((osh), (offset), (size)) #define OSL_PCI_WRITE_CONFIG(osh, offset, size, val) \ osl_pci_write_config((osh), (offset), (size), (val)) extern uint32 osl_pci_read_config(osl_t *osh, uint offset, uint size); extern void osl_pci_write_config(osl_t *osh, uint offset, uint size, uint val); #define OSL_PCI_BUS(osh) osl_pci_bus(osh) #define OSL_PCI_SLOT(osh) osl_pci_slot(osh) extern uint osl_pci_bus(osl_t *osh); extern uint osl_pci_slot(osl_t *osh); typedef struct { bool pkttag; uint pktalloced; bool mmbus; pktfree_cb_fn_t tx_fn; void *tx_ctx; } osl_pubinfo_t; #define PKTFREESETCB(osh, _tx_fn, _tx_ctx) \ do { \ ((osl_pubinfo_t*)osh)->tx_fn = _tx_fn; \ ((osl_pubinfo_t*)osh)->tx_ctx = _tx_ctx; \ } while (0) #define BUS_SWAP32(v) (v) #define MALLOC(osh, size) osl_malloc((osh), (size)) #define MFREE(osh, addr, size) osl_mfree((osh), (addr), (size)) #define MALLOCED(osh) osl_malloced((osh)) extern void *osl_malloc(osl_t *osh, uint size); extern void osl_mfree(osl_t *osh, void *addr, uint size); extern uint osl_malloced(osl_t *osh); #define NATIVE_MALLOC(osh, size) kmalloc(size, GFP_ATOMIC) #define NATIVE_MFREE(osh, addr, size) kfree(addr) #define MALLOC_FAILED(osh) osl_malloc_failed((osh)) extern uint osl_malloc_failed(osl_t *osh); #define DMA_CONSISTENT_ALIGN osl_dma_consistent_align() #define DMA_ALLOC_CONSISTENT(osh, size, align, tot, pap, dmah) \ osl_dma_alloc_consistent((osh), (size), (align), (tot), (pap)) #define DMA_FREE_CONSISTENT(osh, va, size, pa, dmah) \ osl_dma_free_consistent((osh), (void*)(va), (size), (pa)) extern uint osl_dma_consistent_align(void); extern void *osl_dma_alloc_consistent(osl_t *osh, uint size, uint16 align, uint *tot, ulong *pap); extern void osl_dma_free_consistent(osl_t *osh, void *va, uint size, ulong pa); #define DMA_TX 1 #define DMA_RX 2 #define DMA_MAP(osh, va, size, direction, p, dmah) \ osl_dma_map((osh), (va), (size), (direction)) #define DMA_UNMAP(osh, pa, size, direction, p, dmah) \ osl_dma_unmap((osh), (pa), (size), (direction)) extern uint osl_dma_map(osl_t *osh, void *va, uint size, int direction); extern void osl_dma_unmap(osl_t *osh, uint pa, uint size, int direction); #define OSL_DMADDRWIDTH(osh, addrwidth) do {} while (0) #include #define OSL_WRITE_REG(osh, r, v) (bcmsdh_reg_write(NULL, (uintptr)(r), sizeof(*(r)), (v))) #define OSL_READ_REG(osh, r) (bcmsdh_reg_read(NULL, (uintptr)(r), sizeof(*(r)))) #define SELECT_BUS_WRITE(osh, mmap_op, bus_op) if (((osl_pubinfo_t*)(osh))->mmbus) \ mmap_op else bus_op #define SELECT_BUS_READ(osh, mmap_op, bus_op) (((osl_pubinfo_t*)(osh))->mmbus) ? \ mmap_op : bus_op #define OSL_ERROR(bcmerror) osl_error(bcmerror) extern int osl_error(int bcmerror); #define PKTBUFSZ 2048 #define OSL_SYSUPTIME() ((uint32)jiffies * (1000 / HZ)) #define printf(fmt, args...) printk(fmt , ## args) #include #include #define bcopy(src, dst, len) memcpy((dst), (src), (len)) #define bcmp(b1, b2, len) memcmp((b1), (b2), (len)) #define bzero(b, len) memset((b), '\0', (len)) #ifndef __mips__ #define R_REG(osh, r) (\ SELECT_BUS_READ(osh, sizeof(*(r)) == sizeof(uint8) ? readb((volatile uint8*)(r)) : \ sizeof(*(r)) == sizeof(uint16) ? readw((volatile uint16*)(r)) : \ readl((volatile uint32*)(r)), OSL_READ_REG(osh, r)) \ ) #else #define R_REG(osh, r) (\ SELECT_BUS_READ(osh, \ ({ \ __typeof(*(r)) __osl_v; \ __asm__ __volatile__("sync"); \ switch (sizeof(*(r))) { \ case sizeof(uint8): __osl_v = \ readb((volatile uint8*)(r)); break; \ case sizeof(uint16): __osl_v = \ readw((volatile uint16*)(r)); break; \ case sizeof(uint32): __osl_v = \ readl((volatile uint32*)(r)); break; \ } \ __asm__ __volatile__("sync"); \ __osl_v; \ }), \ ({ \ __typeof(*(r)) __osl_v; \ __asm__ __volatile__("sync"); \ __osl_v = OSL_READ_REG(osh, r); \ __asm__ __volatile__("sync"); \ __osl_v; \ })) \ ) #endif #define W_REG(osh, r, v) do { \ SELECT_BUS_WRITE(osh, \ switch (sizeof(*(r))) { \ case sizeof(uint8): writeb((uint8)(v), (volatile uint8*)(r)); break; \ case sizeof(uint16): writew((uint16)(v), (volatile uint16*)(r)); break; \ case sizeof(uint32): writel((uint32)(v), (volatile uint32*)(r)); break; \ }, \ (OSL_WRITE_REG(osh, r, v))); \ } while (0) #define AND_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) & (v)) #define OR_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) | (v)) #define bcopy(src, dst, len) memcpy((dst), (src), (len)) #define bcmp(b1, b2, len) memcmp((b1), (b2), (len)) #define bzero(b, len) memset((b), '\0', (len)) #ifdef __mips__ #include #define OSL_UNCACHED(va) ((void *)KSEG1ADDR((va))) #define OSL_CACHED(va) ((void *)KSEG0ADDR((va))) #else #define OSL_UNCACHED(va) ((void *)va) #define OSL_CACHED(va) ((void *)va) #endif #if defined(__i386__) #define OSL_GETCYCLES(x) rdtscl((x)) #else #define OSL_GETCYCLES(x) ((x) = 0) #endif #define BUSPROBE(val, addr) ({ (val) = R_REG(NULL, (addr)); 0; }) #if !defined(CONFIG_MMC_MSM7X00A) #define REG_MAP(pa, size) ioremap_nocache((unsigned long)(pa), (unsigned long)(size)) #else #define REG_MAP(pa, size) (void *)(0) #endif #define REG_UNMAP(va) iounmap((va)) #define R_SM(r) *(r) #define W_SM(r, v) (*(r) = (v)) #define BZERO_SM(r, len) memset((r), '\0', (len)) #include #define PKTGET(osh, len, send) osl_pktget((osh), (len)) #define PKTDUP(osh, skb) osl_pktdup((osh), (skb)) #define PKTLIST_DUMP(osh, buf) #define PKTDBG_TRACE(osh, pkt, bit) #define PKTFREE(osh, skb, send) osl_pktfree((osh), (skb), (send)) #ifdef DHD_USE_STATIC_BUF #define PKTGET_STATIC(osh, len, send) osl_pktget_static((osh), (len)) #define PKTFREE_STATIC(osh, skb, send) osl_pktfree_static((osh), (skb), (send)) #endif #define PKTDATA(osh, skb) (((struct sk_buff*)(skb))->data) #define PKTLEN(osh, skb) (((struct sk_buff*)(skb))->len) #define PKTHEADROOM(osh, skb) (PKTDATA(osh, skb)-(((struct sk_buff*)(skb))->head)) #define PKTTAILROOM(osh, skb) ((((struct sk_buff*)(skb))->end)-(((struct sk_buff*)(skb))->tail)) #define PKTNEXT(osh, skb) (((struct sk_buff*)(skb))->next) #define PKTSETNEXT(osh, skb, x) (((struct sk_buff*)(skb))->next = (struct sk_buff*)(x)) #define PKTSETLEN(osh, skb, len) __skb_trim((struct sk_buff*)(skb), (len)) #define PKTPUSH(osh, skb, bytes) skb_push((struct sk_buff*)(skb), (bytes)) #define PKTPULL(osh, skb, bytes) skb_pull((struct sk_buff*)(skb), (bytes)) #define PKTTAG(skb) ((void*)(((struct sk_buff*)(skb))->cb)) #define PKTALLOCED(osh) ((osl_pubinfo_t *)(osh))->pktalloced #define PKTSETPOOL(osh, skb, x, y) do {} while (0) #define PKTPOOL(osh, skb) FALSE #define PKTSHRINK(osh, m) (m) #ifdef CTFPOOL #define CTFPOOL_REFILL_THRESH 3 typedef struct ctfpool { void *head; spinlock_t lock; uint max_obj; uint curr_obj; uint obj_size; uint refills; uint fast_allocs; uint fast_frees; uint slow_allocs; } ctfpool_t; #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22) #define FASTBUF (1 << 4) #define CTFBUF (1 << 5) #define PKTSETFAST(osh, skb) ((((struct sk_buff*)(skb))->mac_len) |= FASTBUF) #define PKTCLRFAST(osh, skb) ((((struct sk_buff*)(skb))->mac_len) &= (~FASTBUF)) #define PKTSETCTF(osh, skb) ((((struct sk_buff*)(skb))->mac_len) |= CTFBUF) #define PKTCLRCTF(osh, skb) ((((struct sk_buff*)(skb))->mac_len) &= (~CTFBUF)) #define PKTISFAST(osh, skb) ((((struct sk_buff*)(skb))->mac_len) & FASTBUF) #define PKTISCTF(osh, skb) ((((struct sk_buff*)(skb))->mac_len) & CTFBUF) #define PKTFAST(osh, skb) (((struct sk_buff*)(skb))->mac_len) #else #define FASTBUF (1 << 0) #define CTFBUF (1 << 1) #define PKTSETFAST(osh, skb) ((((struct sk_buff*)(skb))->__unused) |= FASTBUF) #define PKTCLRFAST(osh, skb) ((((struct sk_buff*)(skb))->__unused) &= (~FASTBUF)) #define PKTSETCTF(osh, skb) ((((struct sk_buff*)(skb))->__unused) |= CTFBUF) #define PKTCLRCTF(osh, skb) ((((struct sk_buff*)(skb))->__unused) &= (~CTFBUF)) #define PKTISFAST(osh, skb) ((((struct sk_buff*)(skb))->__unused) & FASTBUF) #define PKTISCTF(osh, skb) ((((struct sk_buff*)(skb))->__unused) & CTFBUF) #define PKTFAST(osh, skb) (((struct sk_buff*)(skb))->__unused) #endif #define CTFPOOLPTR(osh, skb) (((struct sk_buff*)(skb))->sk) #define CTFPOOLHEAD(osh, skb) (((ctfpool_t *)((struct sk_buff*)(skb))->sk)->head) extern void *osl_ctfpool_add(osl_t *osh); extern void osl_ctfpool_replenish(osl_t *osh, uint thresh); extern int32 osl_ctfpool_init(osl_t *osh, uint numobj, uint size); extern void osl_ctfpool_cleanup(osl_t *osh); extern void osl_ctfpool_stats(osl_t *osh, void *b); #endif #ifdef HNDCTF #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22) #define SKIPCT (1 << 6) #define PKTSETSKIPCT(osh, skb) (((struct sk_buff*)(skb))->mac_len |= SKIPCT) #define PKTCLRSKIPCT(osh, skb) (((struct sk_buff*)(skb))->mac_len &= (~SKIPCT)) #define PKTSKIPCT(osh, skb) (((struct sk_buff*)(skb))->mac_len & SKIPCT) #else #define SKIPCT (1 << 2) #define PKTSETSKIPCT(osh, skb) (((struct sk_buff*)(skb))->__unused |= SKIPCT) #define PKTCLRSKIPCT(osh, skb) (((struct sk_buff*)(skb))->__unused &= (~SKIPCT)) #define PKTSKIPCT(osh, skb) (((struct sk_buff*)(skb))->__unused & SKIPCT) #endif #else #define PKTSETSKIPCT(osh, skb) #define PKTCLRSKIPCT(osh, skb) #define PKTSKIPCT(osh, skb) #endif extern void osl_pktfree(osl_t *osh, void *skb, bool send); extern void *osl_pktget_static(osl_t *osh, uint len); extern void osl_pktfree_static(osl_t *osh, void *skb, bool send); extern void *osl_pktget(osl_t *osh, uint len); extern void *osl_pktdup(osl_t *osh, void *skb); static INLINE void * osl_pkt_frmnative(osl_pubinfo_t *osh, void *pkt) { struct sk_buff *nskb; if (osh->pkttag) bzero((void*)((struct sk_buff*)pkt)->cb, OSL_PKTTAG_SZ); for (nskb = (struct sk_buff *)pkt; nskb; nskb = nskb->next) { osh->pktalloced++; } return (void *)pkt; } #define PKTFRMNATIVE(osh, skb) osl_pkt_frmnative(((osl_pubinfo_t *)osh), (struct sk_buff*)(skb)) static INLINE struct sk_buff * osl_pkt_tonative(osl_pubinfo_t *osh, void *pkt) { struct sk_buff *nskb; if (osh->pkttag) bzero(((struct sk_buff*)pkt)->cb, OSL_PKTTAG_SZ); for (nskb = (struct sk_buff *)pkt; nskb; nskb = nskb->next) { osh->pktalloced--; } return (struct sk_buff *)pkt; } #define PKTTONATIVE(osh, pkt) osl_pkt_tonative((osl_pubinfo_t *)(osh), (pkt)) #define PKTLINK(skb) (((struct sk_buff*)(skb))->prev) #define PKTSETLINK(skb, x) (((struct sk_buff*)(skb))->prev = (struct sk_buff*)(x)) #define PKTPRIO(skb) (((struct sk_buff*)(skb))->priority) #define PKTSETPRIO(skb, x) (((struct sk_buff*)(skb))->priority = (x)) #define PKTSUMNEEDED(skb) (((struct sk_buff*)(skb))->ip_summed == CHECKSUM_HW) #define PKTSETSUMGOOD(skb, x) (((struct sk_buff*)(skb))->ip_summed = \ ((x) ? CHECKSUM_UNNECESSARY : CHECKSUM_NONE)) #define PKTSHARED(skb) (((struct sk_buff*)(skb))->cloned) #else #define ASSERT(exp) do {} while (0) #define MALLOC(o, l) malloc(l) #define MFREE(o, p, l) free(p) #include #include #include extern void bcopy(const void *src, void *dst, size_t len); extern int bcmp(const void *b1, const void *b2, size_t len); extern void bzero(void *b, size_t len); #endif #endif