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authorLinus Torvalds <torvalds@g5.osdl.org>2006-09-28 17:40:39 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-28 17:40:39 -0400
commitebdea46fecae40c4d7effcd33f40918a37a1df4b (patch)
treee4312bf7f1f3d184738963a0ec300aa9fdfd55c1 /arch/arm/mm/proc-arm9tdmi.S
parentfecf3404f4aba6d0edeba31eeb018cbb6326dff2 (diff)
parent250d375d1da45a5e08ab8baf5eaa7eb258afd82b (diff)
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (130 commits) [ARM] 3856/1: Add clocksource for Intel IXP4xx platforms [ARM] 3855/1: Add generic time support [ARM] 3873/1: S3C24XX: Add irq_chip names [ARM] 3872/1: S3C24XX: Apply consistant tabbing to irq_chips [ARM] 3871/1: S3C24XX: Fix ordering of EINT4..23 [ARM] nommu: confirms the CR_V bit in nommu mode [ARM] nommu: abort handler fixup for !CPU_CP15_MMU cores. [ARM] 3870/1: AT91: Start removing static memory mappings [ARM] 3869/1: AT91: NAND support for DK and KB9202 boards [ARM] 3868/1: AT91 hardware header update [ARM] 3867/1: AT91 GPIO update [ARM] 3866/1: AT91 clock update [ARM] 3865/1: AT91RM9200 header updates [ARM] 3862/2: S3C2410 - add basic power management support for AML M5900 series [ARM] kthread: switch arch/arm/kernel/apm.c [ARM] Off-by-one in arch/arm/common/icst* [ARM] 3864/1: Refactore sharpsl_pm [ARM] 3863/1: Add Locomo SPI Device [ARM] 3847/2: Convert LOMOMO to use struct device for GPIOs [ARM] Use CPU_CACHE_* where possible in asm/cacheflush.h ...
Diffstat (limited to 'arch/arm/mm/proc-arm9tdmi.S')
-rw-r--r--arch/arm/mm/proc-arm9tdmi.S134
1 files changed, 134 insertions, 0 deletions
diff --git a/arch/arm/mm/proc-arm9tdmi.S b/arch/arm/mm/proc-arm9tdmi.S
new file mode 100644
index 000000000000..918ebf65d4f6
--- /dev/null
+++ b/arch/arm/mm/proc-arm9tdmi.S
@@ -0,0 +1,134 @@
1/*
2 * linux/arch/arm/mm/proc-arm9tdmi.S: utility functions for ARM9TDMI
3 *
4 * Copyright (C) 2003-2006 Hyok S. Choi <hyok.choi@samsung.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 */
11#include <linux/linkage.h>
12#include <linux/init.h>
13#include <asm/assembler.h>
14#include <asm/asm-offsets.h>
15#include <asm/pgtable-hwdef.h>
16#include <asm/pgtable.h>
17#include <asm/procinfo.h>
18#include <asm/ptrace.h>
19
20 .text
21/*
22 * cpu_arm9tdmi_proc_init()
23 * cpu_arm9tdmi_do_idle()
24 * cpu_arm9tdmi_dcache_clean_area()
25 * cpu_arm9tdmi_switch_mm()
26 *
27 * These are not required.
28 */
29ENTRY(cpu_arm9tdmi_proc_init)
30ENTRY(cpu_arm9tdmi_do_idle)
31ENTRY(cpu_arm9tdmi_dcache_clean_area)
32ENTRY(cpu_arm9tdmi_switch_mm)
33 mov pc, lr
34
35/*
36 * cpu_arm9tdmi_proc_fin()
37 */
38ENTRY(cpu_arm9tdmi_proc_fin)
39 mov r0, #PSR_F_BIT | PSR_I_BIT | SVC_MODE
40 msr cpsr_c, r0
41 mov pc, lr
42
43/*
44 * Function: cpu_arm9tdmi_reset(loc)
45 * Params : loc(r0) address to jump to
46 * Purpose : Sets up everything for a reset and jump to the location for soft reset.
47 */
48ENTRY(cpu_arm9tdmi_reset)
49 mov pc, r0
50
51 __INIT
52
53 .type __arm9tdmi_setup, #function
54__arm9tdmi_setup:
55 mov pc, lr
56 .size __arm9tdmi_setup, . - __arm9tdmi_setup
57
58 __INITDATA
59
60/*
61 * Purpose : Function pointers used to access above functions - all calls
62 * come through these
63 */
64 .type arm9tdmi_processor_functions, #object
65ENTRY(arm9tdmi_processor_functions)
66 .word nommu_early_abort
67 .word cpu_arm9tdmi_proc_init
68 .word cpu_arm9tdmi_proc_fin
69 .word cpu_arm9tdmi_reset
70 .word cpu_arm9tdmi_do_idle
71 .word cpu_arm9tdmi_dcache_clean_area
72 .word cpu_arm9tdmi_switch_mm
73 .word 0 @ cpu_*_set_pte
74 .size arm9tdmi_processor_functions, . - arm9tdmi_processor_functions
75
76 .section ".rodata"
77
78 .type cpu_arch_name, #object
79cpu_arch_name:
80 .asciz "armv4t"
81 .size cpu_arch_name, . - cpu_arch_name
82
83 .type cpu_elf_name, #object
84cpu_elf_name:
85 .asciz "v4"
86 .size cpu_elf_name, . - cpu_elf_name
87
88 .type cpu_arm9tdmi_name, #object
89cpu_arm9tdmi_name:
90 .asciz "ARM9TDMI"
91 .size cpu_arm9tdmi_name, . - cpu_arm9tdmi_name
92
93 .type cpu_p2001_name, #object
94cpu_p2001_name:
95 .asciz "P2001"
96 .size cpu_p2001_name, . - cpu_p2001_name
97
98 .align
99
100 .section ".proc.info.init", #alloc, #execinstr
101
102 .type __arm9tdmi_proc_info, #object
103__arm9tdmi_proc_info:
104 .long 0x41009900
105 .long 0xfff8ff00
106 .long 0
107 .long 0
108 b __arm9tdmi_setup
109 .long cpu_arch_name
110 .long cpu_elf_name
111 .long HWCAP_SWP | HWCAP_THUMB | HWCAP_26BIT
112 .long cpu_arm9tdmi_name
113 .long arm9tdmi_processor_functions
114 .long 0
115 .long 0
116 .long v4_cache_fns
117 .size __arm9tdmi_proc_info, . - __arm9dmi_proc_info
118
119 .type __p2001_proc_info, #object
120__p2001_proc_info:
121 .long 0x41029000
122 .long 0xffffffff
123 .long 0
124 .long 0
125 b __arm9tdmi_setup
126 .long cpu_arch_name
127 .long cpu_elf_name
128 .long HWCAP_SWP | HWCAP_THUMB | HWCAP_26BIT
129 .long cpu_p2001_name
130 .long arm9tdmi_processor_functions
131 .long 0
132 .long 0
133 .long v4_cache_fns
134 .size __p2001_proc_info, . - __p2001_proc_info