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/*
* linux/arch/arm/mm/proc-arm9tdmi.S: utility functions for ARM9TDMI
*
* Copyright (C) 2003-2006 Hyok S. Choi <hyok.choi@samsung.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/linkage.h>
#include <linux/init.h>
#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/hwcap.h>
#include <asm/pgtable-hwdef.h>
#include <asm/pgtable.h>
#include <asm/ptrace.h>
.text
/*
* cpu_arm9tdmi_proc_init()
* cpu_arm9tdmi_do_idle()
* cpu_arm9tdmi_dcache_clean_area()
* cpu_arm9tdmi_switch_mm()
*
* These are not required.
*/
ENTRY(cpu_arm9tdmi_proc_init)
ENTRY(cpu_arm9tdmi_do_idle)
ENTRY(cpu_arm9tdmi_dcache_clean_area)
ENTRY(cpu_arm9tdmi_switch_mm)
mov pc, lr
/*
* cpu_arm9tdmi_proc_fin()
*/
ENTRY(cpu_arm9tdmi_proc_fin)
mov pc, lr
/*
* Function: cpu_arm9tdmi_reset(loc)
* Params : loc(r0) address to jump to
* Purpose : Sets up everything for a reset and jump to the location for soft reset.
*/
ENTRY(cpu_arm9tdmi_reset)
mov pc, r0
__INIT
.type __arm9tdmi_setup, #function
__arm9tdmi_setup:
mov pc, lr
.size __arm9tdmi_setup, . - __arm9tdmi_setup
__INITDATA
/*
* Purpose : Function pointers used to access above functions - all calls
* come through these
*/
.type arm9tdmi_processor_functions, #object
ENTRY(arm9tdmi_processor_functions)
.word nommu_early_abort
.word legacy_pabort
.word cpu_arm9tdmi_proc_init
.word cpu_arm9tdmi_proc_fin
.word cpu_arm9tdmi_reset
.word cpu_arm9tdmi_do_idle
.word cpu_arm9tdmi_dcache_clean_area
.word cpu_arm9tdmi_switch_mm
.word 0 @ cpu_*_set_pte
.size arm9tdmi_processor_functions, . - arm9tdmi_processor_functions
.section ".rodata"
.type cpu_arch_name, #object
cpu_arch_name:
.asciz "armv4t"
.size cpu_arch_name, . - cpu_arch_name
.type cpu_elf_name, #object
cpu_elf_name:
.asciz "v4"
.size cpu_elf_name, . - cpu_elf_name
.type cpu_arm9tdmi_name, #object
cpu_arm9tdmi_name:
.asciz "ARM9TDMI"
.size cpu_arm9tdmi_name, . - cpu_arm9tdmi_name
.type cpu_p2001_name, #object
cpu_p2001_name:
.asciz "P2001"
.size cpu_p2001_name, . - cpu_p2001_name
.align
.section ".proc.info.init", #alloc, #execinstr
.type __arm9tdmi_proc_info, #object
__arm9tdmi_proc_info:
.long 0x41009900
.long 0xfff8ff00
.long 0
.long 0
b __arm9tdmi_setup
.long cpu_arch_name
.long cpu_elf_name
.long HWCAP_SWP | HWCAP_THUMB | HWCAP_26BIT
.long cpu_arm9tdmi_name
.long arm9tdmi_processor_functions
.long 0
.long 0
.long v4_cache_fns
.size __arm9tdmi_proc_info, . - __arm9dmi_proc_info
.type __p2001_proc_info, #object
__p2001_proc_info:
.long 0x41029000
.long 0xffffffff
.long 0
.long 0
b __arm9tdmi_setup
.long cpu_arch_name
.long cpu_elf_name
.long HWCAP_SWP | HWCAP_THUMB | HWCAP_26BIT
.long cpu_p2001_name
.long arm9tdmi_processor_functions
.long 0
.long 0
.long v4_cache_fns
.size __p2001_proc_info, . - __p2001_proc_info
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