mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-25 21:24:08 +08:00
97b921087f
The old address is no longer valid. Use the my new one instead. Signed-off-by: John Crispin <john@phrozen.org> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/13201/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
49 lines
1.0 KiB
C
49 lines
1.0 KiB
C
/*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 as published
|
|
* by the Free Software Foundation.
|
|
*
|
|
* Copyright (C) 2013 John Crispin <john@phrozen.org>
|
|
*/
|
|
|
|
#include <linux/debugfs.h>
|
|
#include <linux/seq_file.h>
|
|
|
|
#define BOOTROM_OFFSET 0x10118000
|
|
#define BOOTROM_SIZE 0x8000
|
|
|
|
static void __iomem *membase = (void __iomem *) KSEG1ADDR(BOOTROM_OFFSET);
|
|
|
|
static int bootrom_show(struct seq_file *s, void *unused)
|
|
{
|
|
seq_write(s, membase, BOOTROM_SIZE);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int bootrom_open(struct inode *inode, struct file *file)
|
|
{
|
|
return single_open(file, bootrom_show, NULL);
|
|
}
|
|
|
|
static const struct file_operations bootrom_file_ops = {
|
|
.open = bootrom_open,
|
|
.read = seq_read,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
};
|
|
|
|
static int bootrom_setup(void)
|
|
{
|
|
if (!debugfs_create_file("bootrom", 0444,
|
|
NULL, NULL, &bootrom_file_ops)) {
|
|
pr_err("Failed to create bootrom debugfs file\n");
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
postcore_initcall(bootrom_setup);
|