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49 lines
1.0 KiB
49 lines
1.0 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* linux/arch/h8300/boot/compressed/head.S |
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* |
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* Copyright (C) 2006 Yoshinori Sato |
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*/ |
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#include <linux/linkage.h> |
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.section .text..startup,"ax" |
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.global startup |
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startup: |
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mov.l #startup, sp |
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mov.l er0, er4 |
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mov.l #__sbss, er0 |
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mov.l #__ebss, er1 |
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sub.l er0, er1 |
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shlr er1 |
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shlr er1 |
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sub.l er2, er2 |
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1: |
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mov.l er2, @er0 |
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adds #4, er0 |
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dec.l #1, er1 |
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bne 1b |
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jsr @decompress_kernel |
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mov.l er4, er0 |
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jmp @output |
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.align 9 |
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fake_headers_as_bzImage: |
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.word 0 |
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.ascii "HdrS" ; header signature |
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.word 0x0202 ; header version number (>= 0x0105) |
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; or else old loadlin-1.5 will fail) |
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.word 0 ; default_switch |
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.word 0 ; SETUPSEG |
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.word 0x1000 |
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.word 0 ; pointing to kernel version string |
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.byte 0 ; = 0, old one (LILO, Loadlin, |
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; 0xTV: T=0 for LILO |
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; V = version |
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.byte 1 ; Load flags bzImage=1 |
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.word 0x8000 ; size to move, when setup is not |
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.long 0x100000 ; 0x100000 = default for big kernel |
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.long 0 ; address of loaded ramdisk image |
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.long 0 ; its size in bytes |
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.end
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