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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-07-28 04:30:20 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-07-28 04:30:20 -0400
commit661299d9d0437a0ff72240f3d60016ac3a361a6e (patch)
tree765512576314fc3612b503f182b9ae4e60fcf849 /arch/cris/arch-v10/boot/compressed/head.S
parent05caac585f8abd6c0113856bc8858e3ef214d8a6 (diff)
parent41c018b7ecb60b1c2c4d5dee0cd37d32a94c45af (diff)
Merge with Linus' 2.6 tree
Diffstat (limited to 'arch/cris/arch-v10/boot/compressed/head.S')
-rw-r--r--arch/cris/arch-v10/boot/compressed/head.S22
1 files changed, 19 insertions, 3 deletions
diff --git a/arch/cris/arch-v10/boot/compressed/head.S b/arch/cris/arch-v10/boot/compressed/head.S
index 4cbdd4b1d9d6..e73f44c998d9 100644
--- a/arch/cris/arch-v10/boot/compressed/head.S
+++ b/arch/cris/arch-v10/boot/compressed/head.S
@@ -13,7 +13,8 @@
13#include <asm/arch/sv_addr_ag.h> 13#include <asm/arch/sv_addr_ag.h>
14 14
15#define RAM_INIT_MAGIC 0x56902387 15#define RAM_INIT_MAGIC 0x56902387
16 16#define COMMAND_LINE_MAGIC 0x87109563
17
17 ;; Exported symbols 18 ;; Exported symbols
18 19
19 .globl _input_data 20 .globl _input_data
@@ -88,6 +89,12 @@ basse: move.d pc, r5
88 cmp.d r2, r1 89 cmp.d r2, r1
89 bcs 1b 90 bcs 1b
90 nop 91 nop
92
93 ;; Save command line magic and address.
94 move.d _cmd_line_magic, $r12
95 move.d $r10, [$r12]
96 move.d _cmd_line_addr, $r12
97 move.d $r11, [$r12]
91 98
92 ;; Do the decompression and save compressed size in _inptr 99 ;; Do the decompression and save compressed size in _inptr
93 100
@@ -98,7 +105,13 @@ basse: move.d pc, r5
98 105
99 move.d [_input_data], r9 ; flash address of compressed kernel 106 move.d [_input_data], r9 ; flash address of compressed kernel
100 add.d [_inptr], r9 ; size of compressed kernel 107 add.d [_inptr], r9 ; size of compressed kernel
101 108
109 ;; Restore command line magic and address.
110 move.d _cmd_line_magic, $r10
111 move.d [$r10], $r10
112 move.d _cmd_line_addr, $r11
113 move.d [$r11], $r11
114
102 ;; Enter the decompressed kernel 115 ;; Enter the decompressed kernel
103 move.d RAM_INIT_MAGIC, r8 ; Tell kernel that DRAM is initialized 116 move.d RAM_INIT_MAGIC, r8 ; Tell kernel that DRAM is initialized
104 jump 0x40004000 ; kernel is linked to this address 117 jump 0x40004000 ; kernel is linked to this address
@@ -107,5 +120,8 @@ basse: move.d pc, r5
107 120
108_input_data: 121_input_data:
109 .dword 0 ; used by the decompressor 122 .dword 0 ; used by the decompressor
110 123_cmd_line_magic:
124 .dword 0
125_cmd_line_addr:
126 .dword 0
111#include "../../lib/hw_settings.S" 127#include "../../lib/hw_settings.S"