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| author | David Howells <dhowells@redhat.com> | 2012-03-28 19:11:12 +0200 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2012-03-28 19:11:12 +0200 |
| commit | ec2212088c42ff7d1362629ec26dda4f3e8bdad3 (patch) | |
| tree | 0e99963f6818ef9c07fe8f2fb1f9851ef9641313 /arch/alpha/include/asm/setup.h | |
| parent | Disintegrate asm/system.h for X86 (diff) | |
| download | linux-ec2212088c42ff7d1362629ec26dda4f3e8bdad3.tar.xz linux-ec2212088c42ff7d1362629ec26dda4f3e8bdad3.zip | |
Disintegrate asm/system.h for Alpha
Disintegrate asm/system.h for Alpha.
Signed-off-by: David Howells <dhowells@redhat.com>
cc: linux-alpha@vger.kernel.org
Diffstat (limited to 'arch/alpha/include/asm/setup.h')
| -rw-r--r-- | arch/alpha/include/asm/setup.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/setup.h b/arch/alpha/include/asm/setup.h index 2e023a4aa317..b50014b30909 100644 --- a/arch/alpha/include/asm/setup.h +++ b/arch/alpha/include/asm/setup.h @@ -3,4 +3,40 @@ #define COMMAND_LINE_SIZE 256 +/* + * We leave one page for the initial stack page, and one page for + * the initial process structure. Also, the console eats 3 MB for + * the initial bootloader (one of which we can reclaim later). + */ +#define BOOT_PCB 0x20000000 +#define BOOT_ADDR 0x20000000 +/* Remove when official MILO sources have ELF support: */ +#define BOOT_SIZE (16*1024) + +#ifdef CONFIG_ALPHA_LEGACY_START_ADDRESS +#define KERNEL_START_PHYS 0x300000 /* Old bootloaders hardcoded this. */ +#else +#define KERNEL_START_PHYS 0x1000000 /* required: Wildfire/Titan/Marvel */ +#endif + +#define KERNEL_START (PAGE_OFFSET+KERNEL_START_PHYS) +#define SWAPPER_PGD KERNEL_START +#define INIT_STACK (PAGE_OFFSET+KERNEL_START_PHYS+0x02000) +#define EMPTY_PGT (PAGE_OFFSET+KERNEL_START_PHYS+0x04000) +#define EMPTY_PGE (PAGE_OFFSET+KERNEL_START_PHYS+0x08000) +#define ZERO_PGE (PAGE_OFFSET+KERNEL_START_PHYS+0x0A000) + +#define START_ADDR (PAGE_OFFSET+KERNEL_START_PHYS+0x10000) + +/* + * This is setup by the secondary bootstrap loader. Because + * the zero page is zeroed out as soon as the vm system is + * initialized, we need to copy things out into a more permanent + * place. + */ +#define PARAM ZERO_PGE +#define COMMAND_LINE ((char*)(PARAM + 0x0000)) +#define INITRD_START (*(unsigned long *) (PARAM+0x100)) +#define INITRD_SIZE (*(unsigned long *) (PARAM+0x108)) + #endif |