/* * 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) ret lr /* * cpu_arm9tdmi_proc_fin() */ ENTRY(cpu_arm9tdmi_proc_fin) ret 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) ret r0 ENDPROC(cpu_arm9tdmi_reset) .popsection .type __arm9tdmi_setup, #function __arm9tdmi_setup: ret 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 .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 initfn __arm9tdmi_setup, __\name\()_proc_info .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