| 1 |
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| 2 | #ifndef __ALPHA_SETUP_H
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| 3 | #define __ALPHA_SETUP_H
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| 4 |
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| 5 | #include <uapi/asm/setup.h>
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| 6 |
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| 7 | |
| 8 | * We leave one page for the initial stack page, and one page for
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| 9 | * the initial process structure. Also, the console eats 3 MB for
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| 10 | * the initial bootloader (one of which we can reclaim later).
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| 11 |
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| 12 | #define BOOT_PCB 0x20000000
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| 13 | #define BOOT_ADDR 0x20000000
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| 14 |
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| 15 | #define BOOT_SIZE (16*1024)
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| 16 |
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| 17 | #ifdef CONFIG_ALPHA_LEGACY_START_ADDRESS
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| 18 | #define KERNEL_START_PHYS 0x300000
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| 19 | #else
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| 20 | #define KERNEL_START_PHYS 0x1000000
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| 21 | #endif
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| 22 |
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| 23 | #define KERNEL_START (PAGE_OFFSET+KERNEL_START_PHYS)
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| 24 | #define SWAPPER_PGD KERNEL_START
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| 25 | #define INIT_STACK (PAGE_OFFSET+KERNEL_START_PHYS+0x02000)
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| 26 | #define EMPTY_PGT (PAGE_OFFSET+KERNEL_START_PHYS+0x04000)
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| 27 | #define EMPTY_PGE (PAGE_OFFSET+KERNEL_START_PHYS+0x08000)
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| 28 | #define ZERO_PGE (PAGE_OFFSET+KERNEL_START_PHYS+0x0A000)
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| 29 |
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| 30 | #define START_ADDR (PAGE_OFFSET+KERNEL_START_PHYS+0x10000)
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| 31 |
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| 32 | |
| 33 | * This is setup by the secondary bootstrap loader. Because
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| 34 | * the zero page is zeroed out as soon as the vm system is
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| 35 | * initialized, we need to copy things out into a more permanent
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| 36 | * place.
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| 37 |
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| 38 | #define PARAM ZERO_PGE
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| 39 | #define COMMAND_LINE ((char *)(absolute_pointer(PARAM + 0x0000)))
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| 40 | #define INITRD_START (*(unsigned long *) (PARAM+0x100))
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| 41 | #define INITRD_SIZE (*(unsigned long *) (PARAM+0x108))
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| 42 |
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| 43 | #endif
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