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/*
* OS Abstraction 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: osl.h 431503 2013-10-23 21:42:47Z $
*/
#ifndef _osl_h_
#define _osl_h_
typedef struct osl_info osl_t;
typedef struct osl_dmainfo osldma_t;
#define OSL_PKTTAG_SZ 32
typedef void (*pktfree_cb_fn_t)(void *ctx, void *pkt, unsigned int status);
typedef unsigned int (*osl_rreg_fn_t)(void *ctx, volatile void *reg, unsigned int size);
typedef void (*osl_wreg_fn_t)(void *ctx, volatile void *reg, unsigned int val, unsigned int size);
#ifdef __mips__
#define PREF_LOAD 0
#define PREF_STORE 1
#define PREF_LOAD_STREAMED 4
#define PREF_STORE_STREAMED 5
#define PREF_LOAD_RETAINED 6
#define PREF_STORE_RETAINED 7
#define PREF_WBACK_INV 25
#define PREF_PREPARE4STORE 30
#define MAKE_PREFETCH_FN(hint) \
static inline void prefetch_##hint(const void *addr) \
{ \
__asm__ __volatile__(\
" .set mips4 \n" \
" pref %0, (%1) \n" \
" .set mips0 \n" \
: \
: "i" (hint), "r" (addr)); \
}
#define MAKE_PREFETCH_RANGE_FN(hint) \
static inline void prefetch_range_##hint(const void *addr, int len) \
{ \
int size = len; \
while (size > 0) { \
prefetch_##hint(addr); \
size -= 32; \
} \
}
MAKE_PREFETCH_FN(PREF_LOAD)
MAKE_PREFETCH_RANGE_FN(PREF_LOAD)
MAKE_PREFETCH_FN(PREF_STORE)
MAKE_PREFETCH_RANGE_FN(PREF_STORE)
MAKE_PREFETCH_FN(PREF_LOAD_STREAMED)
MAKE_PREFETCH_RANGE_FN(PREF_LOAD_STREAMED)
MAKE_PREFETCH_FN(PREF_STORE_STREAMED)
MAKE_PREFETCH_RANGE_FN(PREF_STORE_STREAMED)
MAKE_PREFETCH_FN(PREF_LOAD_RETAINED)
MAKE_PREFETCH_RANGE_FN(PREF_LOAD_RETAINED)
MAKE_PREFETCH_FN(PREF_STORE_RETAINED)
MAKE_PREFETCH_RANGE_FN(PREF_STORE_RETAINED)
#endif
#include <linux_osl.h>
#ifndef PKTDBG_TRACE
#define PKTDBG_TRACE(osh, pkt, bit)
#endif
#define PKTCTFMAP(osh, p)
#define SET_REG(osh, r, mask, val) W_REG((osh), (r), ((R_REG((osh), r) & ~(mask)) | (val)))
#ifndef AND_REG
#define AND_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) & (v))
#endif
#ifndef OR_REG
#define OR_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) | (v))
#endif
#if !defined(OSL_SYSUPTIME)
#define OSL_SYSUPTIME() (0)
#define OSL_SYSUPTIME_SUPPORT FALSE
#else
#define OSL_SYSUPTIME_SUPPORT TRUE
#endif
#if !defined(PKTC_DONGLE)
#define PKTCGETATTR(s) (0)
#define PKTCSETATTR(skb, f, p, b)
#define PKTCCLRATTR(skb)
#define PKTCCNT(skb) (1)
#define PKTCLEN(skb) PKTLEN(NULL, skb)
#define PKTCGETFLAGS(skb) (0)
#define PKTCSETFLAGS(skb, f)
#define PKTCCLRFLAGS(skb)
#define PKTCFLAGS(skb) (0)
#define PKTCSETCNT(skb, c)
#define PKTCINCRCNT(skb)
#define PKTCADDCNT(skb, c)
#define PKTCSETLEN(skb, l)
#define PKTCADDLEN(skb, l)
#define PKTCSETFLAG(skb, fb)
#define PKTCCLRFLAG(skb, fb)
#define PKTCLINK(skb) NULL
#define PKTSETCLINK(skb, x)
#define FOREACH_CHAINED_PKT(skb, nskb) \
for ((nskb) = NULL; (skb) != NULL; (skb) = (nskb))
#define PKTCFREE PKTFREE
#endif
#define PKTSETCHAINED(osh, skb)
#define PKTCLRCHAINED(osh, skb)
#define PKTISCHAINED(skb) (FALSE)
#endif
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