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52 lines
1.1 KiB
52 lines
1.1 KiB
/* |
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* This file is subject to the terms and conditions of the GNU General Public |
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* License. See the file "COPYING" in the main directory of this archive |
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* for more details. |
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* |
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* Copyright (C) 1994, 1995 Waldorf Electronics |
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* Written by Ralf Baechle and Andreas Busse |
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* Copyright (C) 1995 - 1999 Ralf Baechle |
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* Copyright (C) 1996 Paul M. Antoine |
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* Modified for DECStation and hence R3000 support by Paul M. Antoine |
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* Further modifications by David S. Miller and Harald Koerfgen |
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* Copyright (C) 1999 Silicon Graphics, Inc. |
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*/ |
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#include <asm/asm.h> |
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#include <asm/regdef.h> |
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LEAF(start) |
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/* Save boot rom start args */ |
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move s0, a0 |
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move s1, a1 |
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move s2, a2 |
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move s3, a3 |
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/* Clear BSS */ |
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PTR_LA a0, _edata |
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PTR_LA a2, _end |
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1: sw zero, 0(a0) |
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addiu a0, a0, 4 |
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bne a2, a0, 1b |
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PTR_LA a0, (.heap) /* heap address */ |
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PTR_LA sp, (.stack + 8192) /* stack address */ |
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PTR_LA t9, decompress_kernel |
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jalr t9 |
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2: |
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move a0, s0 |
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move a1, s1 |
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move a2, s2 |
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move a3, s3 |
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PTR_LI t9, KERNEL_ENTRY |
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jalr t9 |
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3: |
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b 3b |
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END(start) |
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.comm .heap,BOOT_HEAP_SIZE,4 |
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.comm .stack,4096*2,4
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