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1da177e4 LT |
1 | /* head.inc: head common definitions -*- asm -*- |
2 | * | |
3 | * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved. | |
4 | * Written by David Howells (dhowells@redhat.com) | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License | |
8 | * as published by the Free Software Foundation; either version | |
9 | * 2 of the License, or (at your option) any later version. | |
10 | */ | |
11 | ||
12 | ||
13 | #if defined(CONFIG_MB93090_MB00) | |
14 | #define LED_ADDR (0x21200000+4) | |
15 | ||
16 | .macro LEDS val | |
17 | sethi.p %hi(0xFFC00030),gr3 | |
18 | setlo %lo(0xFFC00030),gr3 | |
19 | lduh @(gr3,gr0),gr3 | |
20 | andicc gr3,#0x100,gr0,icc0 | |
21 | bne icc0,0,999f | |
22 | ||
23 | setlos #~\val,gr3 | |
24 | st gr3,@(gr30,gr0) | |
25 | membar | |
26 | dcf @(gr30,gr0) | |
27 | 999: | |
28 | .endm | |
29 | ||
30 | #elif defined(CONFIG_MB93093_PDK) | |
31 | #define LED_ADDR (0x20000023) | |
32 | ||
33 | .macro LEDS val | |
34 | setlos #\val,gr3 | |
35 | stb gr3,@(gr30,gr0) | |
36 | membar | |
37 | .endm | |
38 | ||
39 | #else | |
40 | #define LED_ADDR 0 | |
41 | ||
42 | .macro LEDS val | |
43 | .endm | |
44 | #endif | |
45 | ||
46 | #ifdef CONFIG_MMU | |
47 | __sdram_base = 0x00000000 /* base address to which SDRAM relocated */ | |
48 | #else | |
ed9b949f | 49 | __sdram_base = __page_offset /* base address to which SDRAM relocated */ |
1da177e4 | 50 | #endif |