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40 lines
844 B
40 lines
844 B
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* |
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* Copyright (C) 2013 John Crispin <[email protected]> |
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*/ |
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#include <linux/debugfs.h> |
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#include <linux/seq_file.h> |
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#define BOOTROM_OFFSET 0x10118000 |
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#define BOOTROM_SIZE 0x8000 |
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static void __iomem *membase = (void __iomem *) KSEG1ADDR(BOOTROM_OFFSET); |
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static int bootrom_show(struct seq_file *s, void *unused) |
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{ |
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seq_write(s, membase, BOOTROM_SIZE); |
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return 0; |
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} |
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static int bootrom_open(struct inode *inode, struct file *file) |
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{ |
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return single_open(file, bootrom_show, NULL); |
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} |
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static const struct file_operations bootrom_file_ops = { |
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.open = bootrom_open, |
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.read = seq_read, |
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.llseek = seq_lseek, |
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.release = single_release, |
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}; |
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static int __init bootrom_setup(void) |
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{ |
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debugfs_create_file("bootrom", 0444, NULL, NULL, &bootrom_file_ops); |
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return 0; |
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} |
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postcore_initcall(bootrom_setup);
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