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Diffstat (limited to 'package/linux/kernel-source/include/linux_osl.h')
| -rw-r--r-- | package/linux/kernel-source/include/linux_osl.h | 343 |
1 files changed, 343 insertions, 0 deletions
diff --git a/package/linux/kernel-source/include/linux_osl.h b/package/linux/kernel-source/include/linux_osl.h new file mode 100644 index 000000000..e1a362755 --- /dev/null +++ b/package/linux/kernel-source/include/linux_osl.h @@ -0,0 +1,343 @@ +/* + * Linux OS Independent Layer + * + * Copyright 2004, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + * $Id$ + */ + +#ifndef _linux_osl_h_ +#define _linux_osl_h_ + +#include <typedefs.h> + +/* use current 2.4.x calling conventions */ +#include <linuxver.h> + +/* assert and panic */ +#define ASSERT(exp) do {} while (0) + +/* PCMCIA attribute space access macros */ +#if defined(CONFIG_PCMCIA) || defined(CONFIG_PCMCIA_MODULE) +struct pcmcia_dev { + dev_link_t link; /* PCMCIA device pointer */ + dev_node_t node; /* PCMCIA node structure */ + void *base; /* Mapped attribute memory window */ + size_t size; /* Size of window */ + void *drv; /* Driver data */ +}; +#endif +#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(void *osh, uint offset, void *buf, int size); +extern void osl_pcmcia_write_attr(void *osh, uint offset, void *buf, int size); + +/* PCI configuration space access macros */ +#define OSL_PCI_READ_CONFIG(loc, offset, size) \ + osl_pci_read_config((loc), (offset), (size)) +#define OSL_PCI_WRITE_CONFIG(loc, offset, size, val) \ + osl_pci_write_config((loc), (offset), (size), (val)) +extern uint32 osl_pci_read_config(void *loc, uint size, uint offset); +extern void osl_pci_write_config(void *loc, uint offset, uint size, uint val); + +/* OSL initialization */ +#define osl_init() do {} while (0) + +/* host/bus architecture-specific byte swap */ +#define BUS_SWAP32(v) (v) + +/* general purpose memory allocation */ +#if defined(BINOSL) + +#if defined(BCMDBG_MEM) + +#define MALLOC(size) osl_debug_malloc((size), __LINE__, __FILE__) +#define MFREE(addr, size) osl_debug_mfree((addr), (size)) +#define MALLOCED() osl_malloced() +extern void* osl_debug_malloc(uint size, int line, char* file); +extern void osl_debug_mfree(void *addr, uint size); +extern void osl_debug_memdump(void); + +#else + +#define MALLOC(size) osl_malloc((size)) +#define MFREE(addr, size) osl_mfree((addr), (size)) +#define MALLOCED() osl_malloced() + +#endif + +extern void *osl_malloc(uint size); +extern void osl_mfree(void *addr, uint size); +extern uint osl_malloced(void); + +#else + +#define MALLOC(size) kmalloc((size), GFP_ATOMIC) +#define MFREE(addr, size) kfree((addr)) +#define MALLOCED() (0) + +#endif + +/* + * BINOSL selects the slightly slower function-call-based binary compatible osl. + * Macros expand to calls to functions defined in linux_osl.c . + */ +#ifndef BINOSL + +/* string library, kernel mode */ +#define printf(fmt, args...) printk(fmt, ## args) +#include <linux/kernel.h> +#include <linux/string.h> + +/* register access macros */ +#define R_REG(r) ( \ + sizeof(*(r)) == sizeof(uint8) ? readb((volatile uint8*)(r)) : \ + sizeof(*(r)) == sizeof(uint16) ? readw((volatile uint16*)(r)) : \ + readl((volatile uint32*)(r)) \ +) +#define W_REG(r, v) do { \ + 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; \ + } \ +} while (0) + +#define AND_REG(r, v) W_REG((r), R_REG(r) & (v)) +#define OR_REG(r, v) W_REG((r), R_REG(r) | (v)) + +/* bcopy, bcmp, and bzero */ +#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 virtual address */ +#ifdef mips +#define OSL_UNCACHED(va) KSEG1ADDR((va)) +#include <asm/addrspace.h> +#else +#define OSL_UNCACHED(va) (va) +#endif + +/* 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 + +/* 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 <asm/paccess.h> +#endif +#else +#define BUSPROBE(val, addr) ({ (val) = R_REG((addr)); 0; }) +#endif + +/* map/unmap physical to virtual I/O */ +#define REG_MAP(pa, size) ioremap_nocache((unsigned long)(pa), (unsigned long)(size)) +#define REG_UNMAP(va) iounmap((void *)(va)) + +/* allocate/free shared (dma-able) consistent (uncached) memory */ +#define DMA_ALLOC_CONSISTENT(dev, size, pap) \ + pci_alloc_consistent((dev), (size), (dma_addr_t*)(pap)) +#define DMA_FREE_CONSISTENT(dev, va, size, pa) \ + pci_free_consistent((dev), (size), (va), (dma_addr_t)(pa)) + +/* map/unmap direction */ +#define DMA_TX PCI_DMA_TODEVICE +#define DMA_RX PCI_DMA_FROMDEVICE + +/* map/unmap shared (dma-able) memory */ +#define DMA_MAP(dev, va, size, direction, p) \ + pci_map_single((dev), (va), (size), (direction)) +#define DMA_UNMAP(dev, pa, size, direction, p) \ + pci_unmap_single((dev), (dma_addr_t)(pa), (size), (direction)) + +/* microsecond delay */ +#define OSL_DELAY(usec) udelay(usec) +#include <linux/delay.h> + +/* 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)) + +/* packet primitives */ +#define PKTGET(drv, len, send) osl_pktget((drv), (len), (send)) +#define PKTFREE(drv, skb, send) osl_pktfree((skb)) +#define PKTDATA(drv, skb) (((struct sk_buff*)(skb))->data) +#define PKTLEN(drv, skb) (((struct sk_buff*)(skb))->len) +#define PKTHEADROOM(drv, skb) (PKTDATA(drv,skb)-(((struct sk_buff*)(skb))->head)) +#define PKTTAILROOM(drv, skb) ((((struct sk_buff*)(skb))->end)-(((struct sk_buff*)(skb))->tail)) +#define PKTNEXT(drv, skb) (((struct sk_buff*)(skb))->next) +#define PKTSETNEXT(skb, x) (((struct sk_buff*)(skb))->next = (struct sk_buff*)(x)) +#define PKTSETLEN(drv, skb, len) __skb_trim((struct sk_buff*)(skb), (len)) +#define PKTPUSH(drv, skb, bytes) skb_push((struct sk_buff*)(skb), (bytes)) +#define PKTPULL(drv, skb, bytes) skb_pull((struct sk_buff*)(skb), (bytes)) +#define PKTDUP(drv, skb) skb_clone((struct sk_buff*)(skb), GFP_ATOMIC) +#define PKTCOOKIE(skb) ((void*)((struct sk_buff*)(skb))->csum) +#define PKTSETCOOKIE(skb, x) (((struct sk_buff*)(skb))->csum = (uint)(x)) +#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)) +extern void *osl_pktget(void *drv, uint len, bool send); +extern void osl_pktfree(void *skb); + +#else /* BINOSL */ + +/* string library */ +#ifndef LINUX_OSL +#undef printf +#define printf(fmt, args...) osl_printf((fmt), ## args) +#undef sprintf +#define sprintf(buf, fmt, args...) osl_sprintf((buf), (fmt), ## args) +#undef strcmp +#define strcmp(s1, s2) osl_strcmp((s1), (s2)) +#undef strncmp +#define strncmp(s1, s2, n) osl_strncmp((s1), (s2), (n)) +#undef strlen +#define strlen(s) osl_strlen((s)) +#undef strcpy +#define strcpy(d, s) osl_strcpy((d), (s)) +#undef strncpy +#define strncpy(d, s, n) osl_strncpy((d), (s), (n)) +#endif +extern int osl_printf(const char *format, ...); +extern int osl_sprintf(char *buf, const char *format, ...); +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(char *s); +extern char* osl_strcpy(char *d, const char *s); +extern char* osl_strncpy(char *d, const char *s, uint n); + +/* register access macros */ +#define R_REG(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(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) +#define AND_REG(r, v) W_REG((r), R_REG(r) & (v)) +#define OR_REG(r, v) W_REG((r), R_REG(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); + +/* bcopy, bcmp, and bzero */ +extern void bcopy(const void *src, void *dst, int len); +extern int bcmp(const void *b1, const void *b2, int len); +extern void bzero(void *b, int len); + +/* uncached virtual address */ +#define OSL_UNCACHED(va) osl_uncached((va)) +extern void *osl_uncached(void *va); + +/* 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); + +/* allocate/free shared (dma-able) consistent (uncached) memory */ +#define DMA_ALLOC_CONSISTENT(dev, size, pap) \ + osl_dma_alloc_consistent((dev), (size), (pap)) +#define DMA_FREE_CONSISTENT(dev, va, size, pa) \ + osl_dma_free_consistent((dev), (void*)(va), (size), (pa)) +extern void *osl_dma_alloc_consistent(void *dev, uint size, ulong *pap); +extern void osl_dma_free_consistent(void *dev, void *va, uint size, ulong pa); + +/* map/unmap direction */ +#define DMA_TX 1 +#define DMA_RX 2 + +/* map/unmap shared (dma-able) memory */ +#define DMA_MAP(dev, va, size, direction, p) \ + osl_dma_map((dev), (va), (size), (direction)) +#define DMA_UNMAP(dev, pa, size, direction, p) \ + osl_dma_unmap((dev), (pa), (size), (direction)) +extern uint osl_dma_map(void *dev, void *va, uint size, int direction); +extern void osl_dma_unmap(void *dev, uint pa, uint size, int direction); + +/* microsecond delay */ +#define OSL_DELAY(usec) osl_delay((usec)) +extern void osl_delay(uint usec); + +/* 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 */ +#define PKTGET(drv, len, send) osl_pktget((drv), (len), (send)) +#define PKTFREE(drv, skb, send) osl_pktfree((skb)) +#define PKTDATA(drv, skb) osl_pktdata((drv), (skb)) +#define PKTLEN(drv, skb) osl_pktlen((drv), (skb)) +#define PKTHEADROOM(drv, skb) osl_pktheadroom((drv), (skb)) +#define PKTTAILROOM(drv, skb) osl_pkttailroom((drv), (skb)) +#define PKTNEXT(drv, skb) osl_pktnext((drv), (skb)) +#define PKTSETNEXT(skb, x) osl_pktsetnext((skb), (x)) +#define PKTSETLEN(drv, skb, len) osl_pktsetlen((drv), (skb), (len)) +#define PKTPUSH(drv, skb, bytes) osl_pktpush((drv), (skb), (bytes)) +#define PKTPULL(drv, skb, bytes) osl_pktpull((drv), (skb), (bytes)) +#define PKTDUP(drv, skb) osl_pktdup((drv), (skb)) +#define PKTCOOKIE(skb) osl_pktcookie((skb)) +#define PKTSETCOOKIE(skb, x) osl_pktsetcookie((skb), (x)) +#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)) +extern void *osl_pktget(void *drv, uint len, bool send); +extern void osl_pktfree(void *skb); +extern uchar *osl_pktdata(void *drv, void *skb); +extern uint osl_pktlen(void *drv, void *skb); +extern uint osl_pktheadroom(void *drv, void *skb); +extern uint osl_pkttailroom(void *drv, void *skb); +extern void *osl_pktnext(void *drv, void *skb); +extern void osl_pktsetnext(void *skb, void *x); +extern void osl_pktsetlen(void *drv, void *skb, uint len); +extern uchar *osl_pktpush(void *drv, void *skb, int bytes); +extern uchar *osl_pktpull(void *drv, void *skb, int bytes); +extern void *osl_pktdup(void *drv, void *skb); +extern void *osl_pktcookie(void *skb); +extern void osl_pktsetcookie(void *skb, void *x); +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); + +#endif /* BINOSL */ + +#endif /* _linux_osl_h_ */ |