/* * Linux OS Independent Layer * * Copyright (C) 2015, Broadcom Corporation. All Rights Reserved. * * 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. * * $Id: linux_osl.h 532344 2015-02-05 19:21:37Z $ */ #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 */ #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__ */ /* microsecond delay */ #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); /* 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) #define OSL_PCIE_DOMAIN(osh) osl_pcie_domain(osh) #define OSL_PCIE_BUS(osh) osl_pcie_bus(osh) extern uint osl_pci_bus(osl_t *osh); extern uint osl_pci_slot(osl_t *osh); extern uint osl_pcie_domain(osl_t *osh); extern uint osl_pcie_bus(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 */ #ifdef OSLREGOPS osl_rreg_fn_t rreg_fn; /* Read Register function */ osl_wreg_fn_t wreg_fn; /* Write Register function */ void *reg_ctx; /* Context to the reg callback functions */ #else void *unused[3]; #endif } 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) #ifdef OSLREGOPS #define REGOPSSET(osh, rreg, wreg, ctx) \ do { \ ((osl_pubinfo_t*)osh)->rreg_fn = rreg; \ ((osl_pubinfo_t*)osh)->wreg_fn = wreg; \ ((osl_pubinfo_t*)osh)->reg_ctx = ctx; \ } while (0) #endif /* OSLREGOPS */ /* 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) #ifdef USBAP #include #define VMALLOC(osh, size) vmalloc(size) #define VFREE(osh, addr, size) vfree(addr) #endif /* USBAP */ #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)) #define DMA_ALLOC_CONSISTENT_FORCE32(osh, size, align, tot, pap, dmah) \ osl_dma_alloc_consistent((osh), (size), (align), (tot), (pap)) #define DMA_FREE_CONSISTENT_FORCE32(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_sec_cma_baseaddr_memsize(osl_t *osh, dma_addr_t *cma_baseaddr, uint32 *cma_memsize); 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)) #define SECURE_DMA_UNMAP(osh, pa, size, direction, p, dmah, pcma, offset) \ osl_sec_dma_unmap((osh), (pa), (size), (direction), (p), (dmah), (pcma), (offset)) #define PHYS_TO_PAGE(pa) pfn_to_page(PFN_DOWN((u32)pa)) 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 */ #if defined(BCMJTAG) #include #define OSL_WRITE_REG(osh, r, v) (bcmjtag_write(NULL, (uintptr)(r), (v), sizeof(*(r)))) #define OSL_READ_REG(osh, r) (bcmjtag_read(NULL, (uintptr)(r), sizeof(*(r)))) #endif #if defined(BCMJTAG) #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 #else #define SELECT_BUS_WRITE(osh, mmap_op, bus_op) mmap_op #define SELECT_BUS_READ(osh, mmap_op, bus_op) mmap_op #endif #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 . */ #ifndef BINOSL #include /* use current 2.4.x calling conventions */ #include /* for vsn/printf's */ #include /* for mem*, str* */ #define OSL_SYSUPTIME() ((uint32)jiffies * (1000 / HZ)) #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 */ #if defined(OSLREGOPS) #define R_REG(osh, r) (\ sizeof(*(r)) == sizeof(uint8) ? osl_readb((osh), (volatile uint8*)(r)) : \ sizeof(*(r)) == sizeof(uint16) ? osl_readw((osh), (volatile uint16*)(r)) : \ osl_readl((osh), (volatile uint32*)(r)) \ ) #define W_REG(osh, r, v) do { \ switch (sizeof(*(r))) { \ case sizeof(uint8): osl_writeb((osh), (volatile uint8*)(r), (uint8)(v)); break; \ case sizeof(uint16): osl_writew((osh), (volatile uint16*)(r), (uint16)(v)); break; \ case sizeof(uint32): osl_writel((osh), (volatile uint32*)(r), (uint32)(v)); break; \ } \ } while (0) extern uint8 osl_readb(osl_t *osh, volatile uint8 *r); extern uint16 osl_readw(osl_t *osh, volatile uint16 *r); extern uint32 osl_readl(osl_t *osh, volatile uint32 *r); extern void osl_writeb(osl_t *osh, volatile uint8 *r, uint8 v); extern void osl_writew(osl_t *osh, volatile uint16 *r, uint16 v); extern void osl_writel(osl_t *osh, volatile uint32 *r, uint32 v); #else /* OSLREGOPS */ #ifndef IL_BIGENDIAN #ifndef __mips__ #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)) \ ) #else /* __mips__ */ #define R_REG(osh, r) (\ SELECT_BUS_READ(osh, \ ({ \ __typeof(*(r)) __osl_v; \ BCM_REFERENCE(osh); \ __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 /* __mips__ */ #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) #else /* IL_BIGENDIAN */ #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*)((uintptr)(r)^3)); break; \ case sizeof(uint16): __osl_v = \ readw((volatile uint16*)((uintptr)(r)^2)); 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*)((uintptr)(r)^3)); break; \ case sizeof(uint16): writew((uint16)(v), \ (volatile uint16*)((uintptr)(r)^2)); break; \ case sizeof(uint32): writel((uint32)(v), \ (volatile uint32*)(r)); break; \ }, \ (OSL_WRITE_REG(osh, r, v))); \ } while (0) #endif /* IL_BIGENDIAN */ #endif /* OSLREGOPS */ #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 */ #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) /* ARM NorthStar */ #define OSL_CACHE_FLUSH(va, len) #endif /* mips */ #ifdef __mips__ #define OSL_PREF_RANGE_LD(va, sz) prefetch_range_PREF_LOAD_RETAINED(va, sz) #define OSL_PREF_RANGE_ST(va, sz) prefetch_range_PREF_STORE_RETAINED(va, sz) #else /* __mips__ */ #define OSL_PREF_RANGE_LD(va, sz) #define OSL_PREF_RANGE_ST(va, sz) #endif /* __mips__ */ /* get processor cycle count */ #if defined(mips) #define OSL_GETCYCLES(x) ((x) = read_c0_count() * 2) #elif defined(__i386__) #define OSL_GETCYCLES(x) rdtscl((x)) #else #define OSL_GETCYCLES(x) ((x) = 0) #endif /* defined(mips) */ /* dereference an address that may cause a bus exception */ #ifdef mips #if defined(MODULE) && (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 17)) #define BUSPROBE(val, addr) panic("get_dbe() will not fixup a bus exception when compiled into"\ " a module") #else #define BUSPROBE(val, addr) get_dbe((val), (addr)) #include #endif /* defined(MODULE) && (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 17)) */ #else #define BUSPROBE(val, addr) ({ (val) = R_REG(NULL, (addr)); 0; }) #endif /* mips */ /* 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 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 /* 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 PKTEXPHEADROOM(osh, skb, b) skb_realloc_headroom((struct sk_buff*)(skb), (b)) #define PKTTAILROOM(osh, skb) skb_tailroom((struct sk_buff*)(skb)) #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; #if defined(CTF_PPTP) || defined(CTF_L2TP) void *tail; #endif 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) #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36) #define FASTBUF (1 << 0) #define CTFBUF (1 << 1) #define PKTSETFAST(osh, skb) ((((struct sk_buff*)(skb))->pktc_flags) |= FASTBUF) #define PKTCLRFAST(osh, skb) ((((struct sk_buff*)(skb))->pktc_flags) &= (~FASTBUF)) #define PKTSETCTF(osh, skb) ((((struct sk_buff*)(skb))->pktc_flags) |= CTFBUF) #define PKTCLRCTF(osh, skb) ((((struct sk_buff*)(skb))->pktc_flags) &= (~CTFBUF)) #define PKTISFAST(osh, skb) ((((struct sk_buff*)(skb))->pktc_flags) & FASTBUF) #define PKTISCTF(osh, skb) ((((struct sk_buff*)(skb))->pktc_flags) & CTFBUF) #define PKTFAST(osh, skb) (((struct sk_buff*)(skb))->pktc_flags) #else #define FASTBUF (1 << 16) #define CTFBUF (1 << 17) #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) #endif /* 2.6.36 */ #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 /* 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); #if defined(CTF_PPTP) || defined(CTF_L2TP) extern void osl_ctfpool_direction(int tail); #endif #endif /* CTFPOOL */ #ifdef CTFMAP #if defined(__mips__) #define CACHE_LINE_SIZE 32 #elif defined(__ARM_ARCH_7A__) #define CACHE_LINE_SIZE 32 #else #error "CACHE_LINE_SIZE define needed!" #endif #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 14) #define CTFMAPPTR(osh, skb) (((struct sk_buff*)(skb))->sp) #else /* 2.6.14 */ #define CTFMAPPTR(osh, skb) (((struct sk_buff*)(skb))->list) #endif /* 2.6.14 */ #define PKTCTFMAP(osh, p) \ do { \ if (PKTISCTF(osh, p)) { \ int32 sz; \ sz = (uint32)(((struct sk_buff *)p)->end) - \ (uint32)CTFMAPPTR(osh, p); \ /* map the remaining unmapped area */ \ if (sz > 0) { \ sz = (sz + CACHE_LINE_SIZE - 1) & ~(CACHE_LINE_SIZE - 1); \ _DMA_MAP(osh, (void *)CTFMAPPTR(osh, p), \ sz, DMA_RX, p, NULL); \ } \ /* clear ctf buf flag */ \ PKTCLRCTF(osh, p); \ CTFMAPPTR(osh, p) = NULL; \ } \ } while (0) #endif /* CTFMAP */ #ifdef HNDCTF #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22) #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36) #define SKIPCT (1 << 2) #define CHAINED (1 << 3) #define TOBR (1 << 5) /* Sync with other branch */ #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) #define PKTSETTOBR(osh, skb) (((struct sk_buff*)(skb))->pktc_flags |= TOBR) #define PKTCLRTOBR(osh, skb) (((struct sk_buff*)(skb))->pktc_flags &= (~TOBR)) #define PKTISTOBR(skb) (((struct sk_buff*)(skb))->pktc_flags & TOBR) #define PKTSETCTFIPCTXIF(skb, ifp) (((struct sk_buff*)(skb))->ctf_ipc_txif = ifp) #else #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) #define PKTSETCTFIPCTXIF(skb, ifp) #define PKTSETTOBR(osh, skb) #define PKTCLRTOBR(osh, skb) #define PKTISTOBR(skb) FALSE #endif /* 2.6.36 */ #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) #define PKTSETCTFIPCTXIF(skb, ifp) #define PKTSETTOBR(osh, skb) #define PKTCLRTOBR(osh, skb) #define PKTISTOBR(skb) FALSE #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 */ #ifdef BCMFA #ifdef BCMFA_HW_HASH #define PKTSETFAHIDX(skb, idx) (((struct sk_buff*)(skb))->napt_idx = idx) #else #define PKTSETFAHIDX(skb, idx) #endif /* BCMFA_SW_HASH */ #define PKTGETFAHIDX(skb) (((struct sk_buff*)(skb))->napt_idx) #define PKTSETFADEV(skb, imp) (((struct sk_buff*)(skb))->dev = imp) #define PKTSETRXDEV(skb) (((struct sk_buff*)(skb))->rxdev = ((struct sk_buff*)(skb))->dev) #define AUX_TCP_FIN_RST (1 << 0) #define AUX_FREED (1 << 1) #define PKTSETFAAUX(skb) (((struct sk_buff*)(skb))->napt_flags |= AUX_TCP_FIN_RST) #define PKTCLRFAAUX(skb) (((struct sk_buff*)(skb))->napt_flags &= (~AUX_TCP_FIN_RST)) #define PKTISFAAUX(skb) (((struct sk_buff*)(skb))->napt_flags & AUX_TCP_FIN_RST) #define PKTSETFAFREED(skb) (((struct sk_buff*)(skb))->napt_flags |= AUX_FREED) #define PKTCLRFAFREED(skb) (((struct sk_buff*)(skb))->napt_flags &= (~AUX_FREED)) #define PKTISFAFREED(skb) (((struct sk_buff*)(skb))->napt_flags & AUX_FREED) #define PKTISFABRIDGED(skb) PKTISFAAUX(skb) #else #define PKTISFAAUX(skb) (FALSE) #define PKTISFABRIDGED(skb) (FALSE) #define PKTISFAFREED(skb) (FALSE) #define PKTCLRFAAUX(skb) #define PKTSETFAFREED(skb) #define PKTCLRFAFREED(skb) #endif /* BCMFA */ 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); #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) #if defined(CTF_PPTP) || defined(CTF_L2TP) #define DEVMTU(dev) (((struct net_device*)(dev))->mtu) #define DEVIFINDEX(dev) (((struct net_device*)(dev))->ifindex) #endif #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 */ #else /* BINOSL */ /* Where to get the declarations for mem, str, printf, bcopy's? Two basic approaches. * * First, use the Linux header files and the C standard library replacmenent versions * built-in to the kernel. Use this approach when compiling non hybrid code or compling * the OS port files. The second approach is to use our own defines/prototypes and * functions we have provided in the Linux OSL, i.e. linux_osl.c. Use this approach when * compiling the files that make up the hybrid binary. We are ensuring we * don't directly link to the kernel replacement routines from the hybrid binary. * * NOTE: The issue we are trying to avoid is any questioning of whether the * hybrid binary is derived from Linux. The wireless common code (wlc) is designed * to be OS independent through the use of the OSL API and thus the hybrid binary doesn't * derive from the Linux kernel at all. But since we defined our OSL API to include * a small collection of standard C library routines and these routines are provided in * the kernel we want to avoid even the appearance of deriving at all even though clearly * usage of a C standard library API doesn't represent a derivation from Linux. Lastly * note at the time of this checkin 4 references to memcpy/memset could not be eliminated * from the binary because they are created internally by GCC as part of things like * structure assignment. I don't think the compiler should be doing this but there is * no options to disable it on Intel architectures (there is for MIPS so somebody must * agree with me). I may be able to even remove these references eventually with * a GNU binutil such as objcopy via a symbol rename (i.e. memcpy to osl_memcpy). */ #if !defined(LINUX_HYBRID) || defined(LINUX_PORT) #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)) /* These are provided only because when compiling linux_osl.c there * must be an explicit prototype (separate from the definition) because * we are compiling with GCC option -Wstrict-prototypes. Conversely * these could be placed directly in linux_osl.c. */ extern int osl_printf(const char *format, ...); extern int osl_sprintf(char *buf, const char *format, ...); extern int osl_snprintf(char *buf, size_t n, const char *format, ...); extern int osl_vsprintf(char *buf, const char *format, va_list ap); extern int osl_vsnprintf(char *buf, size_t n, const char *format, va_list ap); extern int osl_strcmp(const char *s1, const char *s2); extern int osl_strncmp(const char *s1, const char *s2, uint n); extern int osl_strlen(const char *s); extern char* osl_strcpy(char *d, const char *s); extern char* osl_strncpy(char *d, const char *s, uint n); extern char* osl_strchr(const char *s, int c); extern char* osl_strrchr(const char *s, int c); extern void *osl_memset(void *d, int c, size_t n); extern void *osl_memcpy(void *d, const void *s, size_t n); extern void *osl_memmove(void *d, const void *s, size_t n); extern int osl_memcmp(const void *s1, const void *s2, size_t n); #else /* In the below defines we undefine the macro first in case it is * defined. This shouldn't happen because we are not using Linux * header files but because our Linux 2.4 make includes modversions.h * through a GCC -include compile option, they get defined to point * at the appropriate versioned symbol name. Note this doesn't * happen with our Linux 2.6 makes. */ /* *printf functions */ #include /* va_list needed for v*printf */ #include /* size_t needed for *nprintf */ #undef printf #undef sprintf #undef snprintf #undef vsprintf #undef vsnprintf #define printf(fmt, args...) osl_printf((fmt) , ## args) #define sprintf(buf, fmt, args...) osl_sprintf((buf), (fmt) , ## args) #define snprintf(buf, n, fmt, args...) osl_snprintf((buf), (n), (fmt) , ## args) #define vsprintf(buf, fmt, ap) osl_vsprintf((buf), (fmt), (ap)) #define vsnprintf(buf, n, fmt, ap) osl_vsnprintf((buf), (n), (fmt), (ap)) extern int osl_printf(const char *format, ...); extern int osl_sprintf(char *buf, const char *format, ...); extern int osl_snprintf(char *buf, size_t n, const char *format, ...); extern int osl_vsprintf(char *buf, const char *format, va_list ap); extern int osl_vsnprintf(char *buf, size_t n, const char *format, va_list ap); /* str* functions */ #undef strcmp #undef strncmp #undef strlen #undef strcpy #undef strncpy #undef strchr #undef strrchr #define strcmp(s1, s2) osl_strcmp((s1), (s2)) #define strncmp(s1, s2, n) osl_strncmp((s1), (s2), (n)) #define strlen(s) osl_strlen((s)) #define strcpy(d, s) osl_strcpy((d), (s)) #define strncpy(d, s, n) osl_strncpy((d), (s), (n)) #define strchr(s, c) osl_strchr((s), (c)) #define strrchr(s, c) osl_strrchr((s), (c)) extern int osl_strcmp(const char *s1, const char *s2); extern int osl_strncmp(const char *s1, const char *s2, uint n); extern int osl_strlen(const char *s); extern char* osl_strcpy(char *d, const char *s); extern char* osl_strncpy(char *d, const char *s, uint n); extern char* osl_strchr(const char *s, int c); extern char* osl_strrchr(const char *s, int c); /* mem* functions */ #undef memset #undef memcpy #undef memcmp #define memset(d, c, n) osl_memset((d), (c), (n)) #define memcpy(d, s, n) osl_memcpy((d), (s), (n)) #define memmove(d, s, n) osl_memmove((d), (s), (n)) #define memcmp(s1, s2, n) osl_memcmp((s1), (s2), (n)) extern void *osl_memset(void *d, int c, size_t n); extern void *osl_memcpy(void *d, const void *s, size_t n); extern void *osl_memmove(void *d, const void *s, size_t n); extern int osl_memcmp(const void *s1, const void *s2, size_t n); /* bcopy, bcmp, and bzero functions */ #undef bcopy #undef bcmp #undef bzero #define bcopy(src, dst, len) osl_memcpy((dst), (src), (len)) #define bcmp(b1, b2, len) osl_memcmp((b1), (b2), (len)) #define bzero(b, len) osl_memset((b), '\0', (len)) #endif /* !defined(LINUX_HYBRID) || defined(LINUX_PORT) */ /* register access macros */ #if !defined(BCMJTAG) #define R_REG(osh, r) (\ sizeof(*(r)) == sizeof(uint8) ? osl_readb((volatile uint8*)(r)) : \ sizeof(*(r)) == sizeof(uint16) ? osl_readw((volatile uint16*)(r)) : \ osl_readl((volatile uint32*)(r)) \ ) #define W_REG(osh, r, v) do { \ switch (sizeof(*(r))) { \ case sizeof(uint8): osl_writeb((uint8)(v), (volatile uint8*)(r)); break; \ case sizeof(uint16): osl_writew((uint16)(v), (volatile uint16*)(r)); break; \ case sizeof(uint32): osl_writel((uint32)(v), (volatile uint32*)(r)); break; \ } \ } while (0) /* else added by johnvb to make sdio and jtag work with BINOSL, at least compile ... UNTESTED */ #else #define R_REG(osh, r) OSL_READ_REG(osh, r) #define W_REG(osh, r, v) do { OSL_WRITE_REG(osh, r, v); } while (0) #endif #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)) extern uint8 osl_readb(volatile uint8 *r); extern uint16 osl_readw(volatile uint16 *r); extern uint32 osl_readl(volatile uint32 *r); extern void osl_writeb(uint8 v, volatile uint8 *r); extern void osl_writew(uint16 v, volatile uint16 *r); extern void osl_writel(uint32 v, volatile uint32 *r); /* system up time in ms */ #define OSL_SYSUPTIME() osl_sysuptime() extern uint32 osl_sysuptime(void); /* uncached/cached virtual address */ #define OSL_UNCACHED(va) osl_uncached((va)) extern void *osl_uncached(void *va); #define OSL_CACHED(va) osl_cached((va)) extern void *osl_cached(void *va); #define OSL_PREF_RANGE_LD(va, sz) #define OSL_PREF_RANGE_ST(va, sz) /* get processor cycle count */ #define OSL_GETCYCLES(x) ((x) = osl_getcycles()) extern uint osl_getcycles(void); /* dereference an address that may target abort */ #define BUSPROBE(val, addr) osl_busprobe(&(val), (addr)) extern int osl_busprobe(uint32 *val, uint32 addr); /* map/unmap physical to virtual */ #define REG_MAP(pa, size) osl_reg_map((pa), (size)) #define REG_UNMAP(va) osl_reg_unmap((va)) extern void *osl_reg_map(uint32 pa, uint size); extern void osl_reg_unmap(void *va); /* shared (dma-able) memory access macros */ #define R_SM(r) *(r) #define W_SM(r, v) (*(r) = (v)) #define BZERO_SM(r, len) bzero((r), (len)) /* 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__) #define PKTFRMNATIVE(osh, skb) osl_pkt_frmnative((osh), (skb), __LINE__, __FILE__) #else #define PKTGET(osh, len, send) osl_pktget((osh), (len)) #define PKTDUP(osh, skb) osl_pktdup((osh), (skb)) #define PKTFRMNATIVE(osh, skb) osl_pkt_frmnative((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)) #define PKTDATA(osh, skb) osl_pktdata((osh), (skb)) #define PKTLEN(osh, skb) osl_pktlen((osh), (skb)) #define PKTHEADROOM(osh, skb) osl_pktheadroom((osh), (skb)) #define PKTTAILROOM(osh, skb) osl_pkttailroom((osh), (skb)) #define PKTNEXT(osh, skb) osl_pktnext((osh), (skb)) #define PKTSETNEXT(osh, skb, x) osl_pktsetnext((skb), (x)) #define PKTSETLEN(osh, skb, len) osl_pktsetlen((osh), (skb), (len)) #define PKTPUSH(osh, skb, bytes) osl_pktpush((osh), (skb), (bytes)) #define PKTPULL(osh, skb, bytes) osl_pktpull((osh), (skb), (bytes)) #define PKTTAG(skb) osl_pkttag((skb)) #define PKTTONATIVE(osh, pkt) osl_pkt_tonative((osh), (pkt)) #define PKTLINK(skb) osl_pktlink((skb)) #define PKTSETLINK(skb, x) osl_pktsetlink((skb), (x)) #define PKTPRIO(skb) osl_pktprio((skb)) #define PKTSETPRIO(skb, x) osl_pktsetprio((skb), (x)) #define PKTSHARED(skb) osl_pktshared((skb)) #define PKTSETPOOL(osh, skb, x, y) do {} while (0) #define PKTPOOL(osh, skb) FALSE extern void *osl_pktget(osl_t *osh, uint len); extern void *osl_pktdup(osl_t *osh, void *skb); extern void *osl_pkt_frmnative(osl_t *osh, void *skb); extern void osl_pktfree(osl_t *osh, void *skb, bool send); extern uchar *osl_pktdata(osl_t *osh, void *skb); extern uint osl_pktlen(osl_t *osh, void *skb); extern uint osl_pktheadroom(osl_t *osh, void *skb); extern uint osl_pkttailroom(osl_t *osh, void *skb); extern void *osl_pktnext(osl_t *osh, void *skb); extern void osl_pktsetnext(void *skb, void *x); extern void osl_pktsetlen(osl_t *osh, void *skb, uint len); extern uchar *osl_pktpush(osl_t *osh, void *skb, int bytes); extern uchar *osl_pktpull(osl_t *osh, void *skb, int bytes); extern void *osl_pkttag(void *skb); extern void *osl_pktlink(void *skb); extern void osl_pktsetlink(void *skb, void *x); extern uint osl_pktprio(void *skb); extern void osl_pktsetprio(void *skb, uint x); extern struct sk_buff *osl_pkt_tonative(osl_t *osh, void *pkt); extern bool osl_pktshared(void *skb); #endif /* BINOSL */ #define PKTALLOCED(osh) osl_pktalloced(osh) extern uint osl_pktalloced(osl_t *osh); #ifdef CTFMAP #include #define CTFMAPSZ 320 #define DMA_MAP(osh, va, size, direction, p, dmah) \ ({ \ typeof(size) sz = (size); \ if (p && PKTISCTF((osh), (p))) { \ sz = CTFMAPSZ; \ CTFMAPPTR((osh), (p)) = (void *)(((uint8 *)(va)) + CTFMAPSZ); \ } \ osl_dma_map((osh), (va), sz, (direction), (p), (dmah)); \ }) #define SECURE_DMA_MAP(osh, va, size, direction, p, dmah, pcma, offset) \ osl_sec_dma_map((osh), (va), (size), (direction), (p), (dmah), (pcma), (offset)) #define SECURE_DMA_DD_MAP(osh, va, size, direction, p, dmah) \ osl_sec_dma_dd_map((osh), (va), (size), (direction), (p), (dmah)) #if defined(__mips__) #define _DMA_MAP(osh, va, size, direction, p, dmah) \ dma_cache_inv((uint)(va), (size)) #elif defined(__ARM_ARCH_7A__) #include #define _DMA_MAP(osh, va, size, direction, p, dmah) \ osl_dma_map((osh), (va), (size), (direction), (p), (dmah)) #else #define _DMA_MAP(osh, va, size, direction, p, dmah) #endif #else /* CTFMAP */ #define DMA_MAP(osh, va, size, direction, p, dmah) \ osl_dma_map((osh), (va), (size), (direction), (p), (dmah)) #define SECURE_DMA_MAP(osh, va, size, direction, p, dmah, pcma, offset) \ osl_sec_dma_map((osh), (va), (size), (direction), (p), (dmah), (pcma), (offset)) #define SECURE_DMA_DD_MAP(osh, va, size, direction, p, dmah) \ osl_sec_dma_dd_map((osh), (va), (size), (direction), (p), (dmah)) #endif /* CTFMAP */ #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 */ #ifdef BCM_SECURE_DMA #define CMA_BUFSIZE_4K 4096 #define CMA_BUFSIZE_2K 2048 #define CMA_BUFSIZE_512 512 #define CMA_BUFNUM 2048 #define CMA_DMA_DESC_MEMBLOCK (0x80000) /* 512K bytes */ #define CMA_DMA_DATA_MEMBLOCK (CMA_BUFSIZE_4K*CMA_BUFNUM) /* 2048 page size buffers */ #define CMA_MEMBLOCK (CMA_DMA_DESC_MEMBLOCK + CMA_DMA_DATA_MEMBLOCK) #if defined(__ARM_ARCH_7A__) #define CONT_ARMREGION 0x02 /* Region CMA */ #else #define CONT_MIPREGION 0x00 /* To access the MIPs mem, Not yet... */ #endif #define SEC_DMA_ALIGN (1<<16) typedef struct sec_mem_elem { size_t size; int direction; phys_addr_t pa_cma; /* physical address */ void *va; /* virtual address of driver pkt */ dma_addr_t dma_handle; /* bus address assign by linux */ void *vac; /* virtual address of cma buffer */ struct sec_mem_elem *next; } sec_mem_elem_t; typedef struct sec_cma_info { struct sec_mem_elem *sec_alloc_list; struct sec_mem_elem *sec_alloc_list_tail; } sec_cma_info_t; extern void osl_sec_dma_setup_contig_mem(osl_t *osh, unsigned long memsize, int regn); extern int osl_sec_dma_alloc_contig_mem(osl_t *osh, unsigned long memsize, int regn); extern int osl_sec_dma_alloc_mips_contig_mem(osl_t *osh, unsigned long memsize, int regn); extern void osl_sec_dma_init_elem_mem_block(osl_t *osh, size_t mbsize, int max, sec_mem_elem_t **list); extern sec_mem_elem_t *osl_sec_dma_alloc_mem_elem(osl_t *osh, void *va, uint size, int direction, struct sec_cma_info *ptr_cma_info, uint offset); extern void osl_sec_dma_free_mem_elem(osl_t *osh, sec_mem_elem_t *sec_mem_elem); extern sec_mem_elem_t *osl_sec_dma_find_elem(osl_t *osh, struct sec_cma_info *ptr_cma_info, void *va); extern sec_mem_elem_t *osl_sec_dma_find_rem_elem(osl_t *osh, struct sec_cma_info *ptr_cma_info, dma_addr_t dma_handle); extern dma_addr_t osl_sec_dma_map(osl_t *osh, void *va, uint size, int direction, void *p, hnddma_seg_map_t *dmah, void *ptr_cma_info, uint offset); extern dma_addr_t osl_sec_dma_dd_map(osl_t *osh, void *va, uint size, int direction, void *p, hnddma_seg_map_t *dmah); extern void osl_sec_dma_unmap(osl_t *osh, dma_addr_t dma_handle, uint size, int direction, void *p, hnddma_seg_map_t *map, void *ptr_cma_info, uint offset); extern void *osl_sec_dma_ioremap(osl_t *osh, struct page *page, size_t size, bool iscache, bool isdecr); extern void osl_sec_dma_deinit_elem_mem_block(osl_t *osh, size_t mbsize, int max, void *sec_list_base); extern void osl_sec_dma_free_contig_mem(osl_t *osh, u32 memsize, int regn); extern void osl_sec_dma_iounmap(osl_t *osh, void *contig_base_va, size_t size); extern void *osl_sec_dma_alloc_consistent(osl_t *osh, uint size, uint16 align_bits, ulong *pap); #endif /* BCM_SECURE_DMA */ #endif /* _linux_osl_h_ */