diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2007-05-08 13:01:37 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@hera.kernel.org> | 2007-05-09 01:35:01 +0000 |
| commit | 00bf0610e4cdbb9fd79ce4718e12b24cd7876dd7 (patch) | |
| tree | ebfa6cb7c42e84ef694ad5805450547835de586e /arch/sh/kernel/cpu/sh4 | |
| parent | 44530c696b3fc2c8a45bdc798af85528e065ed80 (diff) | |
sh: Share exception vector table for SH-3/4.
The only difference between these at the moment are the FPU
exceptions, and these are hidden away under CONFIG_SH_FPU
(which is only set for the SH-4 case anyways..).
This consolidates the two tables, and updates SH-4 to use
the updated copy.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/cpu/sh4')
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/Makefile | 6 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/ex.S | 62 |
2 files changed, 3 insertions, 65 deletions
diff --git a/arch/sh/kernel/cpu/sh4/Makefile b/arch/sh/kernel/cpu/sh4/Makefile index 19ca68c71884..8add10bd8268 100644 --- a/arch/sh/kernel/cpu/sh4/Makefile +++ b/arch/sh/kernel/cpu/sh4/Makefile @@ -2,10 +2,10 @@ # Makefile for the Linux/SuperH SH-4 backends. # -obj-y := ex.o probe.o common.o -common-y += $(addprefix ../sh3/, entry.o) +obj-y := probe.o common.o +common-y += $(addprefix ../sh3/, entry.o ex.o) -obj-$(CONFIG_SH_FPU) += fpu.o +obj-$(CONFIG_SH_FPU) += fpu.o obj-$(CONFIG_SH_STORE_QUEUES) += sq.o # CPU subtype setup diff --git a/arch/sh/kernel/cpu/sh4/ex.S b/arch/sh/kernel/cpu/sh4/ex.S deleted file mode 100644 index ac8ab57413cc..000000000000 --- a/arch/sh/kernel/cpu/sh4/ex.S +++ /dev/null @@ -1,62 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh4/ex.S - * - * The SH-4 exception vector table. - - * Copyright (C) 1999, 2000, 2002 Niibe Yutaka - * Copyright (C) 2003 - 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - */ -#include <linux/linkage.h> - - .align 2 - .data - -ENTRY(exception_handling_table) - .long exception_error /* 000 */ - .long exception_error -#if defined(CONFIG_MMU) - .long tlb_miss_load /* 040 */ - .long tlb_miss_store - .long initial_page_write - .long tlb_protection_violation_load - .long tlb_protection_violation_store - .long address_error_load - .long address_error_store /* 100 */ -#else - .long exception_error ! tlb miss load /* 040 */ - .long exception_error ! tlb miss store - .long exception_error ! initial page write - .long exception_error ! tlb prot violation load - .long exception_error ! tlb prot violation store - .long exception_error ! address error load - .long exception_error ! address error store /* 100 */ -#endif -#if defined(CONFIG_SH_FPU) - .long do_fpu_error /* 120 */ -#else - .long exception_error /* 120 */ -#endif - .long exception_error /* 140 */ - .long system_call ! Unconditional Trap /* 160 */ - .long exception_error ! reserved_instruction (filled by trap_init) /* 180 */ - .long exception_error ! illegal_slot_instruction (filled by trap_init) /*1A0*/ -ENTRY(nmi_slot) -#if defined (CONFIG_KGDB_NMI) - .long debug_enter /* 1C0 */ ! Allow trap to debugger -#else - .long exception_none /* 1C0 */ ! Not implemented yet -#endif -ENTRY(user_break_point_trap) - .long break_point_trap /* 1E0 */ - - /* - * Pad the remainder of the table out, exceptions residing in far - * away offsets can be manually inserted in to their appropriate - * location via set_exception_table_{evt,vec}(). - */ - .balign 4096,0,4096 |