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MIPS: Remove addinitrd and CONFIG_PROBE_INITRD_HEADER

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Addinitrd has been superseded by initramfs ages ago.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle
2009-12-17 01:57:07 +00:00
parent 0e8cccc406
commit 32028f1f7b
7 changed files with 3 additions and 168 deletions
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20
arch/mips/kernel/setup.c
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@@ -166,26 +166,8 @@ static unsigned long __init init_initrd(void)
* already set up initrd_start and initrd_end. In these cases
* perfom sanity checks and use them if all looks good.
*/
if (!initrd_start || initrd_end <= initrd_start) {
#ifdef CONFIG_PROBE_INITRD_HEADER
u32 *initrd_header;
/*
* See if initrd has been added to the kernel image by
* arch/mips/boot/addinitrd.c. In that case a header is
* prepended to initrd and is made up by 8 bytes. The first
* word is a magic number and the second one is the size of
* initrd. Initrd start must be page aligned in any cases.
*/
initrd_header = __va(PAGE_ALIGN(__pa_symbol(&_end) + 8)) - 8;
if (initrd_header[0] != 0x494E5244)
goto disable;
initrd_start = (unsigned long)(initrd_header + 2);
initrd_end = initrd_start + initrd_header[1];
#else
if (!initrd_start || initrd_end <= initrd_start)
goto disable;
#endif
}
if (initrd_start & ~PAGE_MASK) {
pr_err("initrd start must be page aligned\n");