1 /*
2 * This file is subject to the terms and condi
3 * License. See the file "COPYING" in the mai
4 * for more details.
5 *
6 * Copyright (C) 1994, 1995 Waldorf Electronic
7 * Written by Ralf Baechle and Andreas Busse
8 * Copyright (C) 1995 - 1999 Ralf Baechle
9 * Copyright (C) 1996 Paul M. Antoine
10 * Modified for DECStation and hence R3000 sup
11 * Further modifications by David S. Miller an
12 * Copyright (C) 1999 Silicon Graphics, Inc.
13 */
14
15 #include <asm/asm.h>
16 #include <asm/regdef.h>
17
18 LEAF(start)
19 /* Save boot rom start args */
20 move s0, a0
21 move s1, a1
22 move s2, a2
23 move s3, a3
24
25 /* Clear BSS */
26 PTR_LA a0, _edata
27 PTR_LA a2, _end
28 1: PTR_S zero, 0(a0)
29 PTR_ADDIU a0, a0, PTRSIZE
30 bne a2, a0, 1b
31
32 PTR_LA a0, (.heap) /* heap a
33 PTR_LA sp, (.stack + 8192) /* stack
34
35 PTR_LA t9, decompress_kernel
36 jalr t9
37
38 2:
39 move a0, s0
40 move a1, s1
41 move a2, s2
42 move a3, s3
43 PTR_LI t9, KERNEL_ENTRY
44 jalr t9
45
46 3:
47 b 3b
48
49 END(start)
50
51 .comm .heap,BOOT_HEAP_SIZE,4
52 .comm .stack,4096*2,4
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