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[/] [or1k_soc_on_altera_embedded_dev_kit/] [trunk/] [linux-2.6/] [linux-2.6.24/] [arch/] [arm/] [mm/] [proc-arm7tdmi.S] - Rev 3

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/*
 *  linux/arch/arm/mm/proc-arm7tdmi.S: utility functions for ARM7TDMI
 *
 *  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/elf.h>
#include <asm/pgtable-hwdef.h>
#include <asm/pgtable.h>
#include <asm/ptrace.h>

        .text
/*
 * cpu_arm7tdmi_proc_init()
 * cpu_arm7tdmi_do_idle()
 * cpu_arm7tdmi_dcache_clean_area()
 * cpu_arm7tdmi_switch_mm()
 *
 * These are not required.
 */
ENTRY(cpu_arm7tdmi_proc_init)
ENTRY(cpu_arm7tdmi_do_idle)
ENTRY(cpu_arm7tdmi_dcache_clean_area)
ENTRY(cpu_arm7tdmi_switch_mm)
                mov     pc, lr

/*
 * cpu_arm7tdmi_proc_fin()
 */
ENTRY(cpu_arm7tdmi_proc_fin)
                mov     r0, #PSR_F_BIT | PSR_I_BIT | SVC_MODE
                msr     cpsr_c, r0
                mov     pc, lr

/*
 * Function: cpu_arm7tdmi_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_arm7tdmi_reset)
                mov     pc, r0

                __INIT

                .type   __arm7tdmi_setup, #function
__arm7tdmi_setup:
                mov     pc, lr
                .size   __arm7tdmi_setup, . - __arm7tdmi_setup

                __INITDATA

/*
 * Purpose : Function pointers used to access above functions - all calls
 *           come through these
 */
                .type   arm7tdmi_processor_functions, #object
ENTRY(arm7tdmi_processor_functions)
                .word   v4t_late_abort
                .word   cpu_arm7tdmi_proc_init
                .word   cpu_arm7tdmi_proc_fin
                .word   cpu_arm7tdmi_reset
                .word   cpu_arm7tdmi_do_idle
                .word   cpu_arm7tdmi_dcache_clean_area
                .word   cpu_arm7tdmi_switch_mm
                .word   0                @ cpu_*_set_pte
                .size   arm7tdmi_processor_functions, . - arm7tdmi_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_arm7tdmi_name, #object
cpu_arm7tdmi_name:
                .asciz  "ARM7TDMI"
                .size   cpu_arm7tdmi_name, . - cpu_arm7tdmi_name

                .type   cpu_triscenda7_name, #object
cpu_triscenda7_name:
                .asciz  "Triscend-A7x"
                .size   cpu_triscenda7_name, . - cpu_triscenda7_name

                .type   cpu_at91_name, #object
cpu_at91_name:
                .asciz  "Atmel-AT91M40xxx"
                .size   cpu_at91_name, . - cpu_at91_name

                .type   cpu_s3c3410_name, #object
cpu_s3c3410_name:
                .asciz  "Samsung-S3C3410"
                .size   cpu_s3c3410_name, . - cpu_s3c3410_name

                .type   cpu_s3c44b0x_name, #object
cpu_s3c44b0x_name:
                .asciz  "Samsung-S3C44B0x"
                .size   cpu_s3c44b0x_name, . - cpu_s3c44b0x_name

                .type   cpu_s3c4510b, #object
cpu_s3c4510b_name:
                .asciz  "Samsung-S3C4510B"
                .size   cpu_s3c4510b_name, . - cpu_s3c4510b_name

                .type   cpu_s3c4530_name, #object
cpu_s3c4530_name:
                .asciz  "Samsung-S3C4530"
                .size   cpu_s3c4530_name, . - cpu_s3c4530_name

                .type   cpu_netarm_name, #object
cpu_netarm_name:
                .asciz  "NETARM"
                .size   cpu_netarm_name, . - cpu_netarm_name

                .align

                .section ".proc.info.init", #alloc, #execinstr

                .type   __arm7tdmi_proc_info, #object
__arm7tdmi_proc_info:
                .long   0x41007700
                .long   0xfff8ff00
                .long   0
                .long   0
                b       __arm7tdmi_setup
                .long   cpu_arch_name
                .long   cpu_elf_name
                .long   HWCAP_SWP | HWCAP_26BIT
                .long   cpu_arm7tdmi_name
                .long   arm7tdmi_processor_functions
                .long   0
                .long   0
                .long   v4_cache_fns
                .size   __arm7tdmi_proc_info, . - __arm7dmi_proc_info

                .type   __triscenda7_proc_info, #object
__triscenda7_proc_info:
                .long   0x0001d2ff
                .long   0x0001ffff
                .long   0
                .long   0
                b       __arm7tdmi_setup
                .long   cpu_arch_name
                .long   cpu_elf_name
                .long   HWCAP_SWP | HWCAP_THUMB | HWCAP_26BIT
                .long   cpu_triscenda7_name
                .long   arm7tdmi_processor_functions
                .long   0
                .long   0
                .long   v4_cache_fns
                .size   __triscenda7_proc_info, . - __triscenda7_proc_info

                .type   __at91_proc_info, #object
__at91_proc_info:
                .long   0x14000040
                .long   0xfff000e0
                .long   0
                .long   0
                b       __arm7tdmi_setup
                .long   cpu_arch_name
                .long   cpu_elf_name
                .long   HWCAP_SWP | HWCAP_THUMB | HWCAP_26BIT
                .long   cpu_at91_name
                .long   arm7tdmi_processor_functions
                .long   0
                .long   0
                .long   v4_cache_fns
                .size   __at91_proc_info, . - __at91_proc_info

                .type   __s3c4510b_proc_info, #object
__s3c4510b_proc_info:
                .long   0x36365000
                .long   0xfffff000
                .long   0
                .long   0
                b       __arm7tdmi_setup
                .long   cpu_arch_name
                .long   cpu_elf_name
                .long   HWCAP_SWP | HWCAP_THUMB | HWCAP_26BIT
                .long   cpu_s3c4510b_name
                .long   arm7tdmi_processor_functions
                .long   0
                .long   0
                .long   v4_cache_fns
                .size   __s3c4510b_proc_info, . - __s3c4510b_proc_info

                .type   __s3c4530_proc_info, #object
__s3c4530_proc_info:
                .long   0x4c000000
                .long   0xfff000e0
                .long   0
                .long   0
                b       __arm7tdmi_setup
                .long   cpu_arch_name
                .long   cpu_elf_name
                .long   HWCAP_SWP | HWCAP_THUMB | HWCAP_26BIT
                .long   cpu_s3c4530_name
                .long   arm7tdmi_processor_functions
                .long   0
                .long   0
                .long   v4_cache_fns
                .size   __s3c4530_proc_info, . - __s3c4530_proc_info

                .type   __s3c3410_proc_info, #object
__s3c3410_proc_info:
                .long   0x34100000
                .long   0xffff0000
                .long   0
                .long   0
                b       __arm7tdmi_setup
                .long   cpu_arch_name
                .long   cpu_elf_name
                .long   HWCAP_SWP | HWCAP_THUMB | HWCAP_26BIT
                .long   cpu_s3c3410_name
                .long   arm7tdmi_processor_functions
                .long   0
                .long   0
                .long   v4_cache_fns
                .size   __s3c3410_proc_info, . - __s3c3410_proc_info

                .type   __s3c44b0x_proc_info, #object
__s3c44b0x_proc_info:
                .long   0x44b00000
                .long   0xffff0000
                .long   0
                .long   0
                b       __arm7tdmi_setup
                .long   cpu_arch_name
                .long   cpu_elf_name
                .long   HWCAP_SWP | HWCAP_THUMB | HWCAP_26BIT
                .long   cpu_s3c44b0x_name
                .long   arm7tdmi_processor_functions
                .long   0
                .long   0
                .long   v4_cache_fns
                .size   __s3c44b0x_proc_info, . - __s3c44b0x_proc_info

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