7f32f0e227
Currently supported models are: 8260, 8265, 9560, 9260 and 22161. Firmware files can be installed with comms/iwmbt-firmware port. PR: 237083 Reviewed by: hps, emax X-MFC with: r351196 Differential Revision: https://reviews.freebsd.org/D21071
149 lines
3.4 KiB
C
149 lines
3.4 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2013 Adrian Chadd <adrian@freebsd.org>
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* Copyright (c) 2019 Vladimir Kondratyev <wulf@FreeBSD.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/types.h>
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#include <sys/endian.h>
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#include <sys/stat.h>
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#include <err.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "iwmbt_fw.h"
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#include "iwmbt_dbg.h"
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int
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iwmbt_fw_read(struct iwmbt_firmware *fw, const char *fwname)
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{
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int fd;
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struct stat sb;
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unsigned char *buf;
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ssize_t r;
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int i;
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fd = open(fwname, O_RDONLY);
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if (fd < 0) {
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warn("%s: open: %s", __func__, fwname);
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return (0);
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}
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if (fstat(fd, &sb) != 0) {
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warn("%s: stat: %s", __func__, fwname);
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close(fd);
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return (0);
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}
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buf = calloc(1, sb.st_size);
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if (buf == NULL) {
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warn("%s: calloc", __func__);
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close(fd);
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return (0);
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}
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i = 0;
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/* XXX handle partial reads */
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r = read(fd, buf, sb.st_size);
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if (r < 0) {
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warn("%s: read", __func__);
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free(buf);
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close(fd);
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return (0);
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}
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if (r != sb.st_size) {
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iwmbt_err("read len %d != file size %d",
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(int) r,
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(int) sb.st_size);
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free(buf);
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close(fd);
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return (0);
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}
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/* We have everything, so! */
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memset(fw, 0, sizeof(*fw));
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fw->fwname = strdup(fwname);
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fw->len = sb.st_size;
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fw->buf = buf;
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close(fd);
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return (1);
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}
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void
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iwmbt_fw_free(struct iwmbt_firmware *fw)
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{
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if (fw->fwname)
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free(fw->fwname);
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if (fw->buf)
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free(fw->buf);
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memset(fw, 0, sizeof(*fw));
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}
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char *
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iwmbt_get_fwname(struct iwmbt_version *ver, struct iwmbt_boot_params *params,
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const char *prefix, const char *suffix)
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{
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char *fwname;
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switch (ver->hw_variant) {
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case 0x0b: /* 8260 */
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case 0x0c: /* 8265 */
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asprintf(&fwname, "%s/ibt-%u-%u.%s",
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prefix,
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le16toh(ver->hw_variant),
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le16toh(params->dev_revid),
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suffix);
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break;
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case 0x11: /* 9560 */
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case 0x12: /* 9260 */
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case 0x13:
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case 0x14: /* 22161 */
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asprintf(&fwname, "%s/ibt-%u-%u-%u.%s",
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prefix,
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le16toh(ver->hw_variant),
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le16toh(ver->hw_revision),
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le16toh(ver->fw_revision),
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suffix);
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break;
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default:
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fwname = NULL;
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}
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return (fwname);
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}
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