1 /* 2 * OS Abstraction Layer 3 * 4 * Copyright (C) 1999-2013, Broadcom Corporation 5 * 6 * Unless you and Broadcom execute a separate written software license 7 * agreement governing use of this software, this software is licensed to you 8 * under the terms of the GNU General Public License version 2 (the "GPL"), 9 * available at http://www.broadcom.com/licenses/GPLv2.php, with the 10 * following added to such license: 11 * 12 * As a special exception, the copyright holders of this software give you 13 * permission to link this software with independent modules, and to copy and 14 * distribute the resulting executable under terms of your choice, provided that 15 * you also meet, for each linked independent module, the terms and conditions of 16 * the license of that module. An independent module is a module which is not 17 * derived from this software. The special exception does not apply to any 18 * modifications of the software. 19 * 20 * Notwithstanding the above, under no circumstances may you combine this 21 * software in any way with any other Broadcom software provided under a license 22 * other than the GPL, without Broadcom's express prior written consent. 23 * 24 * $Id: osl.h 370064 2012-11-20 21:00:25Z $ 25 */ 26 27 #ifndef _osl_h_ 28 #define _osl_h_ 29 30 /* osl handle type forward declaration */ 31 typedef struct osl_info osl_t; 32 typedef struct osl_dmainfo osldma_t; 33 34 #define OSL_PKTTAG_SZ 32 /* Size of PktTag */ 35 36 /* Drivers use PKTFREESETCB to register a callback function when a packet is freed by OSL */ 37 typedef void (*pktfree_cb_fn_t)(void *ctx, void *pkt, unsigned int status); 38 39 /* Drivers use REGOPSSET() to register register read/write funcitons */ 40 typedef unsigned int (*osl_rreg_fn_t)(void *ctx, volatile void *reg, unsigned int size); 41 typedef void (*osl_wreg_fn_t)(void *ctx, volatile void *reg, unsigned int val, unsigned int size); 42 43 44 #include <linux_osl.h> 45 46 #ifndef PKTDBG_TRACE 47 #define PKTDBG_TRACE(osh, pkt, bit) 48 #endif 49 50 #define PKTCTFMAP(osh, p) 51 52 /* -------------------------------------------------------------------------- 53 ** Register manipulation macros. 54 */ 55 56 #define SET_REG(osh, r, mask, val) W_REG((osh), (r), ((R_REG((osh), r) & ~(mask)) | (val))) 57 58 #ifndef AND_REG 59 #define AND_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) & (v)) 60 #endif /* !AND_REG */ 61 62 #ifndef OR_REG 63 #define OR_REG(osh, r, v) W_REG(osh, (r), R_REG(osh, r) | (v)) 64 #endif /* !OR_REG */ 65 66 #if !defined(OSL_SYSUPTIME) 67 #define OSL_SYSUPTIME() (0) 68 #define OSL_SYSUPTIME_SUPPORT FALSE 69 #else 70 #define OSL_SYSUPTIME_SUPPORT TRUE 71 #endif /* OSL_SYSUPTIME */ 72 73 #if !defined(PKTC) 74 #define PKTCGETATTR(s) (0) 75 #define PKTCSETATTR(skb, f, p, b) 76 #define PKTCCLRATTR(skb) 77 #define PKTCCNT(skb) (1) 78 #define PKTCLEN(skb) PKTLEN(NULL, skb) 79 #define PKTCGETFLAGS(skb) (0) 80 #define PKTCSETFLAGS(skb, f) 81 #define PKTCCLRFLAGS(skb) 82 #define PKTCFLAGS(skb) (0) 83 #define PKTCSETCNT(skb, c) 84 #define PKTCINCRCNT(skb) 85 #define PKTCADDCNT(skb, c) 86 #define PKTCSETLEN(skb, l) 87 #define PKTCADDLEN(skb, l) 88 #define PKTCSETFLAG(skb, fb) 89 #define PKTCCLRFLAG(skb, fb) 90 #define PKTCLINK(skb) NULL 91 #define PKTSETCLINK(skb, x) 92 #define FOREACH_CHAINED_PKT(skb, nskb) \ 93 for ((nskb) = NULL; (skb) != NULL; (skb) = (nskb)) 94 #define PKTCFREE PKTFREE 95 #endif /* !linux || !PKTC */ 96 97 #ifndef HNDCTF 98 #define PKTSETCHAINED(osh, skb) 99 #define PKTCLRCHAINED(osh, skb) 100 #define PKTISCHAINED(skb) (FALSE) 101 #endif 102 103 #endif /* _osl_h_ */ 104