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34 lines
817 B
34 lines
817 B
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Atheros AR71XX/AR724X/AR913X specific prom routines |
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* |
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* Copyright (C) 2015 Laurent Fasnacht <[email protected]> |
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* Copyright (C) 2008-2010 Gabor Juhos <[email protected]> |
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* Copyright (C) 2008 Imre Kaloz <[email protected]> |
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*/ |
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#include <linux/kernel.h> |
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#include <linux/init.h> |
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#include <linux/io.h> |
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#include <linux/string.h> |
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#include <linux/initrd.h> |
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#include <asm/bootinfo.h> |
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#include <asm/addrspace.h> |
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#include <asm/fw/fw.h> |
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#include "common.h" |
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void __init prom_init(void) |
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{ |
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fw_init_cmdline(); |
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#ifdef CONFIG_BLK_DEV_INITRD |
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/* Read the initrd address from the firmware environment */ |
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initrd_start = fw_getenvl("initrd_start"); |
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if (initrd_start) { |
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initrd_start = KSEG0ADDR(initrd_start); |
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initrd_end = initrd_start + fw_getenvl("initrd_size"); |
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} |
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#endif |
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}
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