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/*
* HND Minimal OS Abstraction Layer.
*
* Copyright 2005, 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: min_osl.h,v 1.1.1.2 2005/03/07 07:31:12 kanki Exp $
*/
#ifndef _min_osl_h_
#define _min_osl_h_
#include <typedefs.h>
#include <sbconfig.h>
#include <mipsinc.h>
/* Cache support */
extern void caches_on(void);
extern void blast_dcache(void);
extern void blast_icache(void);
/* uart output */
extern void putc(int c);
/* lib functions */
extern int printf(const char *fmt, ...);
extern int sprintf(char *buf, const char *fmt, ...);
extern int strcmp(const char *s1, const char *s2);
extern int strncmp(const char *s1, const char *s2, uint n);
extern char *strcpy(char *dest, const char *src);
extern char *strncpy(char *dest, const char *src, uint n);
extern uint strlen(const char *s);
extern char *strchr(const char *str,int c);
extern char *strrchr(const char *str, int c);
extern char *strcat(char *d, const char *s);
extern void *memset(void *dest, int c, uint n);
extern void *memcpy(void *dest, const void *src, uint n);
extern int memcmp(const void *s1, const void *s2, uint n);
#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))
/* assert & debugging */
#define ASSERT(exp) do {} while (0)
/* PCMCIA attribute space access macros */
#define OSL_PCMCIA_READ_ATTR(osh, offset, buf, size) \
ASSERT(0)
#define OSL_PCMCIA_WRITE_ATTR(osh, offset, buf, size) \
ASSERT(0)
/* PCI configuration space access macros */
#define OSL_PCI_READ_CONFIG(loc, offset, size) \
(offset == 8 ? 0 : 0xffffffff)
#define OSL_PCI_WRITE_CONFIG(loc, offset, size, val) \
do {} while (0)
/* register access macros */
#define wreg32(r, v) (*(volatile uint32*)(r) = (uint32)(v))
#define rreg32(r) (*(volatile uint32*)(r))
#define wreg16(r, v) (*(volatile uint16*)(r) = (uint16)(v))
#define rreg16(r) (*(volatile uint16*)(r))
#define wreg8(r, v) (*(volatile uint8*)(r) = (uint8)(v))
#define rreg8(r) (*(volatile uint8*)(r))
#define R_REG(r) ({ \
__typeof(*(r)) __osl_v; \
switch (sizeof(*(r))) { \
case sizeof(uint8): __osl_v = rreg8((r)); break; \
case sizeof(uint16): __osl_v = rreg16((r)); break; \
case sizeof(uint32): __osl_v = rreg32((r)); break; \
} \
__osl_v; \
})
#define W_REG(r, v) do { \
switch (sizeof(*(r))) { \
case sizeof(uint8): wreg8((r), (v)); break; \
case sizeof(uint16): wreg16((r), (v)); break; \
case sizeof(uint32): wreg32((r), (v)); 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))
/* general purpose memory allocation */
#define MALLOC(osh, size) malloc(size)
#define MFREE(osh, addr, size) free(addr)
#define MALLOCED(osh) 0
#define MALLOC_FAILED(osh) 0
#define MALLOC_DUMP(osh, buf, sz)
extern int free(void *ptr);
extern void *malloc(uint size);
/* uncached virtual address */
#define OSL_UNCACHED(va) ((void*)KSEG1ADDR((ulong)(va)))
/* host/bus architecture-specific address byte swap */
#define BUS_SWAP32(v) (v)
/* microsecond delay */
#define OSL_DELAY(usec) udelay(usec)
extern void udelay(uint32 usec);
/* map/unmap physical to virtual I/O */
#define REG_MAP(pa, size) ((void*)KSEG1ADDR((ulong)(pa)))
#define REG_UNMAP(va) do {} while (0)
/* dereference an address that may cause a bus exception */
#define BUSPROBE(val, addr) (uint32 *)(addr) = (val)
/* Misc stubs */
#define osl_attach(pdev) (pdev)
#define osl_detach(osh)
extern void *osl_init(void);
extern int getintvar(char *vars, char *name);
#endif /* _min_osl_h_ */
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