+++ /dev/null
-/*
- * Copyright (c) 2010 Broadcom Corporation
- *
- * 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.
- */
-
-#ifndef _linux_osl_h_
-#define _linux_osl_h_
-
-
-/* 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);
-/* Linux Kernel: File Operations: end */
-
-extern osl_t *osl_attach(void *pdev, uint bustype, bool pkttag);
-extern void osl_detach(osl_t *osh);
-
-extern u32 g_assert_type;
-
-#if defined(BCMDBG_ASSERT)
-#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
- /* ASSERT could cause segmentation fault on GCC3.1, use empty instead */
-#define ASSERT(exp)
-#endif /* GCC_VERSION > 30100 */
-#endif /* __GNUC__ */
-#endif /* defined(BCMDBG_ASSERT) */
-
-/* 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 u32 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);
-
-/* Pkttag flag should be part of public information */
-typedef struct {
- bool pkttag;
- uint pktalloced; /* Number of allocated packet buffers */
- 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 */
-#if defined(BCMSDIO) && !defined(BRCM_FULLMAC)
- 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 */
-#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)
-
-#if defined(BCMSDIO) && !defined(BRCM_FULLMAC)
-#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
-
-#define BUS_SWAP32(v) (v)
-
-#define DMA_CONSISTENT_ALIGN osl_dma_consistent_align()
-extern uint osl_dma_consistent_align(void);
-extern void *osl_dma_alloc_consistent(osl_t *osh, uint size, u16 align,
- uint *tot, unsigned long *pap);
-
-#ifdef BRCM_FULLMAC
-#define DMA_ALLOC_CONSISTENT(osh, size, pap, dmah, alignbits) \
- osl_dma_alloc_consistent((osh), (size), (0), (tot), (pap))
-#else
-#define DMA_ALLOC_CONSISTENT(osh, size, align, tot, pap, dmah) \
- osl_dma_alloc_consistent((osh), (size), (align), (tot), (pap))
-#endif /* BRCM_FULLMAC */
-
-#define DMA_FREE_CONSISTENT(osh, va, size, pa, dmah) \
- osl_dma_free_consistent((osh), (void *)(va), (size), (pa))
-extern void osl_dma_free_consistent(osl_t *osh, void *va, uint size, unsigned long 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_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);
-
-/* API for DMA addressing capability */
-#define OSL_DMADDRWIDTH(osh, addrwidth) do {} while (0)
-
-/* register access macros */
-#if defined(BCMSDIO)
-#ifdef BRCM_FULLMAC
-#include <bcmsdh.h>
-#endif
-#define OSL_WRITE_REG(osh, r, v) (bcmsdh_reg_write(NULL, (unsigned long)(r), sizeof(*(r)), (v)))
-#define OSL_READ_REG(osh, r) (bcmsdh_reg_read(NULL, (unsigned long)(r), sizeof(*(r))))
-#endif
-
-#if defined(BCMSDIO)
-#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 */
-
-#define OSL_SYSUPTIME() ((u32)jiffies * (1000 / HZ))
-#define printf(fmt, args...) printk(fmt , ## args)
-#ifdef BRCM_FULLMAC
-#include <linux/kernel.h> /* for vsn/printf's */
-#include <linux/string.h> /* for mem*, str* */
-#endif
-/* 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)
-#else
-#ifndef IL_BIGENDIAN
-#ifndef __mips__
-#define R_REG(osh, r) (\
- SELECT_BUS_READ(osh, sizeof(*(r)) == sizeof(u8) ? readb((volatile u8*)(r)) : \
- sizeof(*(r)) == sizeof(u16) ? readw((volatile u16*)(r)) : \
- readl((volatile u32*)(r)), OSL_READ_REG(osh, r)) \
-)
-#else /* __mips__ */
-#define R_REG(osh, r) (\
- SELECT_BUS_READ(osh, \
- ({ \
- __typeof(*(r)) __osl_v; \
- __asm__ __volatile__("sync"); \
- switch (sizeof(*(r))) { \
- case sizeof(u8): \
- __osl_v = readb((volatile u8*)(r)); \
- break; \
- case sizeof(u16): \
- __osl_v = readw((volatile u16*)(r)); \
- break; \
- case sizeof(u32): \
- __osl_v = \
- readl((volatile u32*)(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 { \
- SELECT_BUS_WRITE(osh, \
- switch (sizeof(*(r))) { \
- case sizeof(u8): \
- writeb((u8)(v), (volatile u8*)(r)); break; \
- case sizeof(u16): \
- writew((u16)(v), (volatile u16*)(r)); break; \
- case sizeof(u32): \
- writel((u32)(v), (volatile u32*)(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; \
- switch (sizeof(*(r))) { \
- case sizeof(u8): \
- __osl_v = \
- readb((volatile u8*)((r)^3)); \
- break; \
- case sizeof(u16): \
- __osl_v = \
- readw((volatile u16*)((r)^2)); \
- break; \
- case sizeof(u32): \
- __osl_v = readl((volatile u32*)(r)); \
- break; \
- } \
- __osl_v; \
- }), \
- OSL_READ_REG(osh, r)) \
-)
-#define W_REG(osh, r, v) do { \
- SELECT_BUS_WRITE(osh, \
- switch (sizeof(*(r))) { \
- case sizeof(u8): \
- writeb((u8)(v), \
- (volatile u8*)((r)^3)); break; \
- case sizeof(u16): \
- writew((u16)(v), \
- (volatile u16*)((r)^2)); break; \
- case sizeof(u32): \
- writel((u32)(v), \
- (volatile u32*)(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 <asm/addrspace.h>
-#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 /* mips */
-
-#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
-#define BUSPROBE(val, addr) get_dbe((val), (addr))
-#include <asm/paccess.h>
-#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))
-
-#define R_SM(r) (*(r))
-#define W_SM(r, v) (*(r) = (v))
-#define BZERO_SM(r, len) memset((r), '\0', (len))
-
-#ifdef BRCM_FULLMAC
-#include <linuxver.h> /* use current 2.4.x calling conventions */
-#endif
-
-/* packet primitives */
-#define PKTGET(osh, len, send) osl_pktget((osh), (len))
-#define PKTFREE(osh, skb, send) osl_pktfree((osh), (skb), (send))
-#define PKTDATA(skb) (((struct sk_buff *)(skb))->data)
-#define PKTLEN(skb) (((struct sk_buff *)(skb))->len)
-#define PKTHEADROOM(skb) (PKTDATA(skb)-(((struct sk_buff *)(skb))->head))
-#define PKTTAILROOM(skb) ((((struct sk_buff *)(skb))->end)-(((struct sk_buff *)(skb))->tail))
-#define PKTNEXT(skb) (((struct sk_buff *)(skb))->next)
-#define PKTSETNEXT(skb, x) \
- (((struct sk_buff *)(skb))->next = (struct sk_buff *)(x))
-#define PKTSETLEN(skb, len) __skb_trim((struct sk_buff *)(skb), (len))
-#define PKTPUSH(skb, bytes) skb_push((struct sk_buff *)(skb), (bytes))
-#define PKTPULL(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
-extern void *osl_pktget(osl_t *osh, uint len);
-extern void osl_pktfree(osl_t *osh, void *skb, bool send);
-
-#ifdef BRCM_FULLMAC
-extern void *osl_pktget_static(osl_t *osh, uint len);
-extern void osl_pktfree_static(osl_t *osh, void *skb, bool send);
-
-static inline void *
-osl_pkt_frmnative(osl_pubinfo_t *osh, struct sk_buff *skb)
-{
- struct sk_buff *nskb;
-
- if (osh->pkttag)
- bzero((void *)skb->cb, OSL_PKTTAG_SZ);
-
- for (nskb = skb; nskb; nskb = nskb->next)
- osh->pktalloced++;
-
- return (void *)skb;
-}
-#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))
-#else /* !BRCM_FULLMAC */
-#define PKTUNALLOC(osh) (((osl_pubinfo_t *)(osh))->pktalloced--)
-
-#define PKTSETSKIPCT(osh, skb)
-#define PKTCLRSKIPCT(osh, skb)
-#define PKTSKIPCT(osh, skb)
-#endif /* BRCM_FULLMAC */
-
-#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_PARTIAL)
-#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(BCMSDIO) && !defined(BRCM_FULLMAC)
-#define RPC_READ_REG(osh, r) (\
- sizeof(*(r)) == sizeof(u8) ? osl_readb((osh), (volatile u8*)(r)) : \
- sizeof(*(r)) == sizeof(u16) ? osl_readw((osh), (volatile u16*)(r)) : \
- osl_readl((osh), (volatile u32*)(r)) \
-)
-#define RPC_WRITE_REG(osh, r, v) do { \
- switch (sizeof(*(r))) { \
- case sizeof(u8): \
- osl_writeb((osh), (volatile u8*)(r), (u8)(v)); \
- break; \
- case sizeof(u16): \
- osl_writew((osh), (volatile u16*)(r), (u16)(v)); \
- break; \
- case sizeof(u32): \
- osl_writel((osh), (volatile u32*)(r), (u32)(v)); \
- break; \
- } \
-} while (0)
-
-extern u8 osl_readb(osl_t *osh, volatile u8 *r);
-extern u16 osl_readw(osl_t *osh, volatile u16 *r);
-extern u32 osl_readl(osl_t *osh, volatile u32 *r);
-extern void osl_writeb(osl_t *osh, volatile u8 *r, u8 v);
-extern void osl_writew(osl_t *osh, volatile u16 *r, u16 v);
-extern void osl_writel(osl_t *osh, volatile u32 *r, u32 v);
-#endif /* BCMSDIO */
-
-#endif /* _linux_osl_h_ */
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