| /* |
| * 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> |
| |
| #include "proc-macros.S" |
| |
| .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. |
| */ |
| .pushsection .idmap.text, "ax" |
| ENTRY(cpu_arm9tdmi_reset) |
| mov pc, r0 |
| ENDPROC(cpu_arm9tdmi_reset) |
| .popsection |
| |
| __CPUINIT |
| |
| .type __arm9tdmi_setup, #function |
| __arm9tdmi_setup: |
| mov pc, lr |
| .size __arm9tdmi_setup, . - __arm9tdmi_setup |
| |
| __INITDATA |
| |
| @ define struct processor (see <asm/proc-fns.h> and proc-macros.S) |
| define_processor_functions arm9tdmi, dabort=nommu_early_abort, pabort=legacy_pabort, nommu=1 |
| |
| .section ".rodata" |
| |
| string cpu_arch_name, "armv4t" |
| string cpu_elf_name, "v4" |
| string cpu_arm9tdmi_name, "ARM9TDMI" |
| string cpu_p2001_name, "P2001" |
| |
| .align |
| |
| .section ".proc.info.init", #alloc, #execinstr |
| |
| .macro arm9tdmi_proc_info name:req, cpu_val:req, cpu_mask:req, cpu_name:req |
| .type __\name\()_proc_info, #object |
| __\name\()_proc_info: |
| .long \cpu_val |
| .long \cpu_mask |
| .long 0 |
| .long 0 |
| b __arm9tdmi_setup |
| .long cpu_arch_name |
| .long cpu_elf_name |
| .long HWCAP_SWP | HWCAP_THUMB | HWCAP_26BIT |
| .long \cpu_name |
| .long arm9tdmi_processor_functions |
| .long 0 |
| .long 0 |
| .long v4_cache_fns |
| .size __\name\()_proc_info, . - __\name\()_proc_info |
| .endm |
| |
| arm9tdmi_proc_info arm9tdmi, 0x41009900, 0xfff8ff00, cpu_arm9tdmi_name |
| arm9tdmi_proc_info p2001, 0x41029000, 0xffffffff, cpu_p2001_name |