/* * Linux OS Independent Layer * * Copyright (C) 1999-2013, 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 401964 2013-05-14 03:50:28Z $ */ #ifndef _linux_osl_h_ #define _linux_osl_h_ #include /* Linux Kernel: File Operations: start */ 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); extern int osl_os_image_size(void *image); /* Linux Kernel: File Operations: end */ #ifdef BCMDRIVER /* OSL initialization */ extern osl_t *osl_attach(void *pdev, uint bustype, bool pkttag); extern void osl_detach(osl_t *osh); /* Global ASSERT type */ extern uint32 g_assert_type; /* ASSERT */ #if defined(BCMASSERT_LOG) #define ASSERT(exp) \ do { if (!(exp)) osl_assert(#exp, __FILE__, __LINE__); } while (0) extern void osl_assert(const char *exp, const 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 /* ASSERT could cause segmentation fault on GCC3.1, use empty instead */ #define ASSERT(exp) #endif /* GCC_VERSION > 30100 */ #endif /* __GNUC__ */ #endif /* microsecond delay */ #define OSL_DELAY(usec) osl_delay(usec) extern void osl_delay(uint usec); #define OSL_SLEEP(ms) osl_sleep(ms) extern void osl_sleep(uint ms); #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); /* PCI configuration space access macros */ #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); /* PCI device bus # and slot # */ #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); extern struct pci_dev *osl_pci_device(osl_t *osh); /* Pkttag flag should be part of public information */ typedef struct { bool pkttag; bool mmbus; /* Bus supports memory-mapped register accesses */ pktfree_cb_fn_t tx_fn; /* Callback function for PKTFREE */ void *tx_ctx; /* Context to the callback function */ void *unused[3]; } 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) /* host/bus architecture-specific byte swap */ #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); /* allocate/free shared (dma-able) consistent memory */ #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); /* map/unmap direction */ #define DMA_TX 1 /* TX direction for DMA */ #define DMA_RX 2 /* RX direction for DMA */ /* map/unmap shared (dma-able) memory */ #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, void *p, hnddma_seg_map_t *txp_dmah); extern void osl_dma_unmap(osl_t *osh, uint pa, uint size, int direction); /* API for DMA addressing capability */ #define OSL_DMADDRWIDTH(osh, addrwidth) do {} while (0) /* register access macros */ #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); /* the largest reasonable packet buffer driver uses for ethernet MTU in bytes */ #define PKTBUFSZ 2048 /* largest reasonable packet buffer, driver uses for ethernet MTU */ /* * BINOSL selects the slightly slower function-call-based binary compatible osl. * Macros expand to calls to functions defined in linux_osl.c . */ #include /* use current 2.4.x calling conventions */ #include /* for vsn/printf's */ #include /* for mem*, str* */ #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 4, 29) #define OSL_SYSUPTIME() ((uint32)jiffies_to_msecs(jiffies)) #else #define OSL_SYSUPTIME() ((uint32)jiffies * (1000 / HZ)) #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 4, 29) */ #define printf(fmt, args...) printk(fmt , ## args) #include /* for vsn/printf's */ #include /* for mem*, str* */ /* bcopy's: Linux kernel doesn't provide these (anymore) */ #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)) /* register access macros */ #define R_REG(osh, r) (\ SELECT_BUS_READ(osh, \ ({ \ __typeof(*(r)) __osl_v; \ BCM_REFERENCE(osh); \ 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; \ } \ __osl_v; \ }), \ OSL_READ_REG(osh, r)) \ ) #define W_REG(osh, r, v) do { \ BCM_REFERENCE(osh); \ 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)) /* bcopy, bcmp, and bzero functions */ #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)) /* uncached/cached virtual address */ #define OSL_UNCACHED(va) ((void *)va) #define OSL_CACHED(va) ((void *)va) /* ARM NorthStar */ #define OSL_CACHE_FLUSH(va, len) #define OSL_PREF_RANGE_LD(va, sz) #define OSL_PREF_RANGE_ST(va, sz) /* get processor cycle count */ #if defined(__i386__) #define OSL_GETCYCLES(x) rdtscl((x)) #else #define OSL_GETCYCLES(x) ((x) = 0) #endif /* dereference an address that may cause a bus exception */ #define BUSPROBE(val, addr) ({ (val) = R_REG(NULL, (addr)); 0; }) /* map/unmap physical to virtual I/O */ #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 /* !defined(CONFIG_MMC_MSM7X00A */ #define REG_UNMAP(va) iounmap((va)) /* shared (dma-able) memory access macros */ #define R_SM(r) *(r) #define W_SM(r, v) (*(r) = (v)) #define BZERO_SM(r, len) memset((r), '\0', (len)) /* Because the non BINOSL implemenation of the PKT OSL routines are macros (for * performance reasons), we need the Linux headers. */ #include /* use current 2.4.x calling conventions */ /* packet primitives */ #ifdef BCMDBG_CTRACE #define PKTGET(osh, len, send) osl_pktget((osh), (len), __LINE__, __FILE__) #define PKTDUP(osh, skb) osl_pktdup((osh), (skb), __LINE__, __FILE__) #else #define PKTGET(osh, len, send) osl_pktget((osh), (len)) #define PKTDUP(osh, skb) osl_pktdup((osh), (skb)) #endif /* BCMDBG_CTRACE */ #define PKTLIST_DUMP(osh, buf) #define PKTDBG_TRACE(osh, pkt, bit) #define PKTFREE(osh, skb, send) osl_pktfree((osh), (skb), (send)) #ifdef CONFIG_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)) #else #define PKTGET_STATIC PKTGET #define PKTFREE_STATIC PKTFREE #endif /* CONFIG_DHD_USE_STATIC_BUF */ #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) skb_tailroom((struct sk_buff*)(skb)) #define PKTPADTAILROOM(osh, skb, padlen) osh_pktpadtailroom((osh), (skb), (padlen)) #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 PKTSETPOOL(osh, skb, x, y) do {} while (0) #define PKTPOOL(osh, skb) FALSE #define PKTSHRINK(osh, m) (m) #ifdef BCMDBG_CTRACE #define DEL_CTRACE(zosh, zskb) { \ unsigned long zflags; \ spin_lock_irqsave(&(zosh)->ctrace_lock, zflags); \ list_del(&(zskb)->ctrace_list); \ (zosh)->ctrace_num--; \ (zskb)->ctrace_start = 0; \ (zskb)->ctrace_count = 0; \ spin_unlock_irqrestore(&(zosh)->ctrace_lock, zflags); \ } #define UPDATE_CTRACE(zskb, zfile, zline) { \ struct sk_buff *_zskb = (struct sk_buff *)(zskb); \ if (_zskb->ctrace_count < CTRACE_NUM) { \ _zskb->func[_zskb->ctrace_count] = zfile; \ _zskb->line[_zskb->ctrace_count] = zline; \ _zskb->ctrace_count++; \ } \ else { \ _zskb->func[_zskb->ctrace_start] = zfile; \ _zskb->line[_zskb->ctrace_start] = zline; \ _zskb->ctrace_start++; \ if (_zskb->ctrace_start >= CTRACE_NUM) \ _zskb->ctrace_start = 0; \ } \ } #define ADD_CTRACE(zosh, zskb, zfile, zline) { \ unsigned long zflags; \ spin_lock_irqsave(&(zosh)->ctrace_lock, zflags); \ list_add(&(zskb)->ctrace_list, &(zosh)->ctrace_list); \ (zosh)->ctrace_num++; \ UPDATE_CTRACE(zskb, zfile, zline); \ spin_unlock_irqrestore(&(zosh)->ctrace_lock, zflags); \ } #define PKTCALLER(zskb) UPDATE_CTRACE((struct sk_buff *)zskb, (char *)__FUNCTION__, __LINE__) #endif /* BCMDBG_CTRACE */ #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, 36) #define FASTBUF (1 << 0) #define PKTSETFAST(osh, skb) ((((struct sk_buff*)(skb))->pktc_flags) |= FASTBUF) #define PKTCLRFAST(osh, skb) ((((struct sk_buff*)(skb))->pktc_flags) &= (~FASTBUF)) #define PKTISFAST(osh, skb) ((((struct sk_buff*)(skb))->pktc_flags) & FASTBUF) #define PKTFAST(osh, skb) (((struct sk_buff*)(skb))->pktc_flags) #elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22) #define FASTBUF (1 << 16) #define PKTSETFAST(osh, skb) ((((struct sk_buff*)(skb))->mac_len) |= FASTBUF) #define PKTCLRFAST(osh, skb) ((((struct sk_buff*)(skb))->mac_len) &= (~FASTBUF)) #define PKTISFAST(osh, skb) ((((struct sk_buff*)(skb))->mac_len) & FASTBUF) #define PKTFAST(osh, skb) (((struct sk_buff*)(skb))->mac_len) #else #define FASTBUF (1 << 0) #define PKTSETFAST(osh, skb) ((((struct sk_buff*)(skb))->__unused) |= FASTBUF) #define PKTCLRFAST(osh, skb) ((((struct sk_buff*)(skb))->__unused) &= (~FASTBUF)) #define PKTISFAST(osh, skb) ((((struct sk_buff*)(skb))->__unused) & FASTBUF) #define PKTFAST(osh, skb) (((struct sk_buff*)(skb))->__unused) #endif /* 2.6.22 */ #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36) #define CTFPOOLPTR(osh, skb) (((struct sk_buff*)(skb))->ctfpool) #define CTFPOOLHEAD(osh, skb) (((ctfpool_t *)((struct sk_buff*)(skb))->ctfpool)->head) #else #define CTFPOOLPTR(osh, skb) (((struct sk_buff*)(skb))->sk) #define CTFPOOLHEAD(osh, skb) (((ctfpool_t *)((struct sk_buff*)(skb))->sk)->head) #endif 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); #else /* CTFPOOL */ #define PKTSETFAST(osh, skb) #define PKTCLRFAST(osh, skb) #define PKTISFAST(osh, skb) (FALSE) #endif /* CTFPOOL */ #define PKTSETCTF(osh, skb) #define PKTCLRCTF(osh, skb) #define PKTISCTF(osh, skb) (FALSE) #ifdef HNDCTF #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36) #define SKIPCT (1 << 2) #define CHAINED (1 << 3) #define PKTSETSKIPCT(osh, skb) (((struct sk_buff*)(skb))->pktc_flags |= SKIPCT) #define PKTCLRSKIPCT(osh, skb) (((struct sk_buff*)(skb))->pktc_flags &= (~SKIPCT)) #define PKTSKIPCT(osh, skb) (((struct sk_buff*)(skb))->pktc_flags & SKIPCT) #define PKTSETCHAINED(osh, skb) (((struct sk_buff*)(skb))->pktc_flags |= CHAINED) #define PKTCLRCHAINED(osh, skb) (((struct sk_buff*)(skb))->pktc_flags &= (~CHAINED)) #define PKTISCHAINED(skb) (((struct sk_buff*)(skb))->pktc_flags & CHAINED) #elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22) #define SKIPCT (1 << 18) #define CHAINED (1 << 19) #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) #define PKTSETCHAINED(osh, skb) (((struct sk_buff*)(skb))->mac_len |= CHAINED) #define PKTCLRCHAINED(osh, skb) (((struct sk_buff*)(skb))->mac_len &= (~CHAINED)) #define PKTISCHAINED(skb) (((struct sk_buff*)(skb))->mac_len & CHAINED) #else /* 2.6.22 */ #define SKIPCT (1 << 2) #define CHAINED (1 << 3) #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) #define PKTSETCHAINED(osh, skb) (((struct sk_buff*)(skb))->__unused |= CHAINED) #define PKTCLRCHAINED(osh, skb) (((struct sk_buff*)(skb))->__unused &= (~CHAINED)) #define PKTISCHAINED(skb) (((struct sk_buff*)(skb))->__unused & CHAINED) #endif /* 2.6.22 */ typedef struct ctf_mark { uint32 value; } ctf_mark_t; #define CTF_MARK(m) (m.value) #else /* HNDCTF */ #define PKTSETSKIPCT(osh, skb) #define PKTCLRSKIPCT(osh, skb) #define PKTSKIPCT(osh, skb) #define CTF_MARK(m) 0 #endif /* HNDCTF */ 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 int osh_pktpadtailroom(osl_t *osh, void* skb, int pad); #ifdef BCMDBG_CTRACE #define PKT_CTRACE_DUMP(osh, b) osl_ctrace_dump((osh), (b)) extern void *osl_pktget(osl_t *osh, uint len, int line, char *file); extern void *osl_pkt_frmnative(osl_t *osh, void *skb, int line, char *file); extern int osl_pkt_is_frmnative(osl_t *osh, struct sk_buff *pkt); extern void *osl_pktdup(osl_t *osh, void *skb, int line, char *file); struct bcmstrbuf; extern void osl_ctrace_dump(osl_t *osh, struct bcmstrbuf *b); #else extern void *osl_pkt_frmnative(osl_t *osh, void *skb); extern void *osl_pktget(osl_t *osh, uint len); extern void *osl_pktdup(osl_t *osh, void *skb); #endif /* BCMDBG_CTRACE */ extern struct sk_buff *osl_pkt_tonative(osl_t *osh, void *pkt); #ifdef BCMDBG_CTRACE #define PKTFRMNATIVE(osh, skb) osl_pkt_frmnative(((osl_t *)osh), \ (struct sk_buff*)(skb), __LINE__, __FILE__) #define PKTISFRMNATIVE(osh, skb) osl_pkt_is_frmnative((osl_t *)(osh), (struct sk_buff *)(skb)) #else #define PKTFRMNATIVE(osh, skb) osl_pkt_frmnative(((osl_t *)osh), (struct sk_buff*)(skb)) #endif /* BCMDBG_CTRACE */ #define PKTTONATIVE(osh, pkt) osl_pkt_tonative((osl_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)) /* PKTSETSUMNEEDED and PKTSUMGOOD are not possible because skb->ip_summed is overloaded */ #define PKTSHARED(skb) (((struct sk_buff*)(skb))->cloned) #ifdef CONFIG_NF_CONNTRACK_MARK #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)) #define PKTMARK(p) (((struct sk_buff *)(p))->mark) #define PKTSETMARK(p, m) ((struct sk_buff *)(p))->mark = (m) #else /* !2.6.0 */ #define PKTMARK(p) (((struct sk_buff *)(p))->nfmark) #define PKTSETMARK(p, m) ((struct sk_buff *)(p))->nfmark = (m) #endif /* 2.6.0 */ #else /* CONFIG_NF_CONNTRACK_MARK */ #define PKTMARK(p) 0 #define PKTSETMARK(p, m) #endif /* CONFIG_NF_CONNTRACK_MARK */ #define PKTALLOCED(osh) osl_pktalloced(osh) extern uint osl_pktalloced(osl_t *osh); #define DMA_MAP(osh, va, size, direction, p, dmah) \ osl_dma_map((osh), (va), (size), (direction), (p), (dmah)) #ifdef PKTC /* Use 8 bytes of skb tstamp field to store below info */ struct chain_node { struct sk_buff *link; unsigned int flags:3, pkts:9, bytes:20; }; #define CHAIN_NODE(skb) ((struct chain_node*)(((struct sk_buff*)skb)->pktc_cb)) #define PKTCSETATTR(s, f, p, b) ({CHAIN_NODE(s)->flags = (f); CHAIN_NODE(s)->pkts = (p); \ CHAIN_NODE(s)->bytes = (b);}) #define PKTCCLRATTR(s) ({CHAIN_NODE(s)->flags = CHAIN_NODE(s)->pkts = \ CHAIN_NODE(s)->bytes = 0;}) #define PKTCGETATTR(s) (CHAIN_NODE(s)->flags << 29 | CHAIN_NODE(s)->pkts << 20 | \ CHAIN_NODE(s)->bytes) #define PKTCCNT(skb) (CHAIN_NODE(skb)->pkts) #define PKTCLEN(skb) (CHAIN_NODE(skb)->bytes) #define PKTCGETFLAGS(skb) (CHAIN_NODE(skb)->flags) #define PKTCSETFLAGS(skb, f) (CHAIN_NODE(skb)->flags = (f)) #define PKTCCLRFLAGS(skb) (CHAIN_NODE(skb)->flags = 0) #define PKTCFLAGS(skb) (CHAIN_NODE(skb)->flags) #define PKTCSETCNT(skb, c) (CHAIN_NODE(skb)->pkts = (c)) #define PKTCINCRCNT(skb) (CHAIN_NODE(skb)->pkts++) #define PKTCADDCNT(skb, c) (CHAIN_NODE(skb)->pkts += (c)) #define PKTCSETLEN(skb, l) (CHAIN_NODE(skb)->bytes = (l)) #define PKTCADDLEN(skb, l) (CHAIN_NODE(skb)->bytes += (l)) #define PKTCSETFLAG(skb, fb) (CHAIN_NODE(skb)->flags |= (fb)) #define PKTCCLRFLAG(skb, fb) (CHAIN_NODE(skb)->flags &= ~(fb)) #define PKTCLINK(skb) (CHAIN_NODE(skb)->link) #define PKTSETCLINK(skb, x) (CHAIN_NODE(skb)->link = (struct sk_buff*)(x)) #define FOREACH_CHAINED_PKT(skb, nskb) \ for (; (skb) != NULL; (skb) = (nskb)) \ if ((nskb) = (PKTISCHAINED(skb) ? PKTCLINK(skb) : NULL), \ PKTSETCLINK((skb), NULL), 1) #define PKTCFREE(osh, skb, send) \ do { \ void *nskb; \ ASSERT((skb) != NULL); \ FOREACH_CHAINED_PKT((skb), nskb) { \ PKTCLRCHAINED((osh), (skb)); \ PKTCCLRFLAGS((skb)); \ PKTFREE((osh), (skb), (send)); \ } \ } while (0) #define PKTCENQTAIL(h, t, p) \ do { \ if ((t) == NULL) { \ (h) = (t) = (p); \ } else { \ PKTSETCLINK((t), (p)); \ (t) = (p); \ } \ } while (0) #endif /* PKTC */ #else /* ! BCMDRIVER */ /* ASSERT */ #define ASSERT(exp) do {} while (0) /* MALLOC and MFREE */ #define MALLOC(o, l) malloc(l) #define MFREE(o, p, l) free(p) #include /* str* and mem* functions */ #include /* *printf functions */ #include /* bcopy, bcmp, and bzero */ 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 /* ! BCMDRIVER */ #endif /* _linux_osl_h_ */