2 * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
6 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License (GPL) Version 2 as
10 * published by the Free Software Foundation
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
19 * bfad_fwimg.c Linux driver PCI interface module.
21 #include <bfa_os_inc.h>
23 #include <bfad_im_compat.h>
24 #include <defs/bfa_defs_version.h>
25 #include <linux/errno.h>
26 #include <linux/sched.h>
27 #include <linux/init.h>
29 #include <asm/uaccess.h>
30 #include <asm/fcntl.h>
31 #include <linux/pci.h>
32 #include <linux/firmware.h>
33 #include <bfa_fwimg_priv.h>
36 u32 bfi_image_ct_size
;
37 u32 bfi_image_cb_size
;
42 #define BFAD_FW_FILE_CT "ctfw.bin"
43 #define BFAD_FW_FILE_CB "cbfw.bin"
44 MODULE_FIRMWARE(BFAD_FW_FILE_CT
);
45 MODULE_FIRMWARE(BFAD_FW_FILE_CB
);
48 bfad_read_firmware(struct pci_dev
*pdev
, u32
**bfi_image
,
49 u32
*bfi_image_size
, char *fw_name
)
51 const struct firmware
*fw
;
53 if (request_firmware(&fw
, fw_name
, &pdev
->dev
)) {
54 printk(KERN_ALERT
"Can't locate firmware %s\n", fw_name
);
58 *bfi_image
= vmalloc(fw
->size
);
59 if (NULL
== *bfi_image
) {
60 printk(KERN_ALERT
"Fail to allocate buffer for fw image "
61 "size=%x!\n", (u32
) fw
->size
);
65 memcpy(*bfi_image
, fw
->data
, fw
->size
);
66 *bfi_image_size
= fw
->size
/sizeof(u32
);
75 bfad_get_firmware_buf(struct pci_dev
*pdev
)
77 if (pdev
->device
== BFA_PCI_DEVICE_ID_CT
) {
78 if (bfi_image_ct_size
== 0)
79 bfad_read_firmware(pdev
, &bfi_image_ct
,
80 &bfi_image_ct_size
, BFAD_FW_FILE_CT
);
83 if (bfi_image_cb_size
== 0)
84 bfad_read_firmware(pdev
, &bfi_image_cb
,
85 &bfi_image_cb_size
, BFAD_FW_FILE_CB
);
91 bfi_image_ct_get_chunk(u32 off
)
92 { return (u32
*)(bfi_image_ct
+ off
); }
95 bfi_image_cb_get_chunk(u32 off
)
96 { return (u32
*)(bfi_image_cb
+ off
); }
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