diff options
Diffstat (limited to 'sys/dev/nxge/include/xge-os-pal.h')
| -rw-r--r-- | sys/dev/nxge/include/xge-os-pal.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/sys/dev/nxge/include/xge-os-pal.h b/sys/dev/nxge/include/xge-os-pal.h new file mode 100644 index 0000000..5c92fe6 --- /dev/null +++ b/sys/dev/nxge/include/xge-os-pal.h @@ -0,0 +1,138 @@ +/*- + * Copyright (c) 2002-2007 Neterion, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +/* + * FileName : xge-os-pal.h + * + * Description: top-level header file. works just like switching between + * os-depndent parts + * + * Created: 6st May 2004 + */ + +#ifndef XGE_OS_PAL_H +#define XGE_OS_PAL_H + +#include <dev/nxge/include/xge-defs.h> + +__EXTERN_BEGIN_DECLS + +/*--------------------------- platform switch ------------------------------*/ + +/* platform specific header */ +#include <dev/nxge/xge-osdep.h> +#ifdef XGEHAL_RNIC +#define IN +#define OUT +#endif + +#if !defined(XGE_OS_PLATFORM_64BIT) && !defined(XGE_OS_PLATFORM_32BIT) +#error "either 32bit or 64bit switch must be defined!" +#endif + +#if !defined(XGE_OS_HOST_BIG_ENDIAN) && !defined(XGE_OS_HOST_LITTLE_ENDIAN) +#error "either little endian or big endian switch must be defined!" +#endif + +#if defined(XGE_OS_PLATFORM_64BIT) +#define XGE_OS_MEMORY_DEADCODE_PAT 0x5a5a5a5a5a5a5a5a +#else +#define XGE_OS_MEMORY_DEADCODE_PAT 0x5a5a5a5a +#endif + +#define XGE_OS_TRACE_MSGBUF_MAX 512 +typedef struct xge_os_tracebuf_t { + int wrapped_once; /* circular buffer been wrapped */ + int timestamp; /* whether timestamps are enabled */ + volatile int offset; /* offset within the tracebuf */ + int size; /* total size of trace buffer */ + char msg[XGE_OS_TRACE_MSGBUF_MAX]; /* each individual buffer */ + int msgbuf_max; /* actual size of msg buffer */ + char *data; /* pointer to data buffer */ +} xge_os_tracebuf_t; +extern xge_os_tracebuf_t *g_xge_os_tracebuf; + +#ifdef XGE_TRACE_INTO_CIRCULAR_ARR +extern xge_os_tracebuf_t *g_xge_os_tracebuf; +extern char *dmesg_start; + +/* Calculate the size of the msg and copy it into the global buffer */ +#define __xge_trace(tb) { \ + int msgsize = xge_os_strlen(tb->msg) + 2; \ + int offset = tb->offset; \ + if (msgsize != 2 && msgsize < tb->msgbuf_max) { \ + int leftsize = tb->size - offset; \ + if ((msgsize + tb->msgbuf_max) > leftsize) { \ + xge_os_memzero(tb->data + offset, leftsize); \ + offset = 0; \ + tb->wrapped_once = 1; \ + } \ + xge_os_memcpy(tb->data + offset, tb->msg, msgsize-1); \ + *(tb->data + offset + msgsize-1) = '\n'; \ + *(tb->data + offset + msgsize) = 0; \ + offset += msgsize; \ + tb->offset = offset; \ + dmesg_start = tb->data + offset; \ + *tb->msg = 0; \ + } \ +} + +#define xge_os_vatrace(tb, fmt) { \ + if (tb != NULL) { \ + char *_p = tb->msg; \ + if (tb->timestamp) { \ + xge_os_timestamp(tb->msg); \ + _p = tb->msg + xge_os_strlen(tb->msg); \ + } \ + xge_os_vasprintf(_p, fmt); \ + __xge_trace(tb); \ + } \ +} + +#ifdef __GNUC__ +#define xge_os_trace(tb, fmt...) { \ + if (tb != NULL) { \ + if (tb->timestamp) { \ + xge_os_timestamp(tb->msg); \ + } \ + xge_os_sprintf(tb->msg + xge_os_strlen(tb->msg), fmt); \ + __xge_trace(tb); \ + } \ +} +#endif /* __GNUC__ */ + +#else +#define xge_os_vatrace(tb, fmt) +#ifdef __GNUC__ +#define xge_os_trace(tb, fmt...) +#endif /* __GNUC__ */ +#endif + +__EXTERN_END_DECLS + +#endif /* XGE_OS_PAL_H */ |
