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/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfad_fwimg.c Linux driver PCI interface module.
*/
#include <bfa_os_inc.h>
#include <bfad_drv.h>
#include <bfad_im_compat.h>
#include <defs/bfa_defs_version.h>
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/init.h>
#include <linux/fs.h>
#include <asm/uaccess.h>
#include <asm/fcntl.h>
#include <linux/pci.h>
#include <linux/firmware.h>
#include <bfa_fwimg_priv.h>
#include <bfa.h>
u32 bfi_image_ct_size;
u32 bfi_image_cb_size;
u32 *bfi_image_ct;
u32 *bfi_image_cb;
#define BFAD_FW_FILE_CT "ctfw.bin"
#define BFAD_FW_FILE_CB "cbfw.bin"
MODULE_FIRMWARE(BFAD_FW_FILE_CT);
MODULE_FIRMWARE(BFAD_FW_FILE_CB);
u32 *
bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
u32 *bfi_image_size, char *fw_name)
{
const struct firmware *fw;
if (request_firmware(&fw, fw_name, &pdev->dev)) {
printk(KERN_ALERT "Can't locate firmware %s\n", fw_name);
goto error;
}
*bfi_image = vmalloc(fw->size);
if (NULL == *bfi_image) {
printk(KERN_ALERT "Fail to allocate buffer for fw image "
"size=%x!\n", (u32) fw->size);
goto error;
}
memcpy(*bfi_image, fw->data, fw->size);
*bfi_image_size = fw->size/sizeof(u32);
return(*bfi_image);
error:
return(NULL);
}
u32 *
bfad_get_firmware_buf(struct pci_dev *pdev)
{
if (pdev->device == BFA_PCI_DEVICE_ID_CT) {
if (bfi_image_ct_size == 0)
bfad_read_firmware(pdev, &bfi_image_ct,
&bfi_image_ct_size, BFAD_FW_FILE_CT);
return(bfi_image_ct);
} else {
if (bfi_image_cb_size == 0)
bfad_read_firmware(pdev, &bfi_image_cb,
&bfi_image_cb_size, BFAD_FW_FILE_CB);
return(bfi_image_cb);
}
}
u32 *
bfi_image_ct_get_chunk(u32 off)
{ return (u32 *)(bfi_image_ct + off); }
u32 *
bfi_image_cb_get_chunk(u32 off)
{ return (u32 *)(bfi_image_cb + off); }
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