diff options
Diffstat (limited to 'arch/sh/kernel/cpu/sh3/ex.S')
| -rw-r--r-- | arch/sh/kernel/cpu/sh3/ex.S | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/arch/sh/kernel/cpu/sh3/ex.S b/arch/sh/kernel/cpu/sh3/ex.S new file mode 100644 index 000000000..ee2113f42 --- /dev/null +++ b/arch/sh/kernel/cpu/sh3/ex.S @@ -0,0 +1,56 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * arch/sh/kernel/cpu/sh3/ex.S + * + * The SH-3 and SH-4 exception vector table. + * + * Copyright (C) 1999, 2000, 2002 Niibe Yutaka + * Copyright (C) 2003 - 2008 Paul Mundt + */ +#include <linux/linkage.h> + +#if !defined(CONFIG_MMU) +#define tlb_miss_load exception_error +#define tlb_miss_store exception_error +#define initial_page_write exception_error +#define tlb_protection_violation_load exception_error +#define tlb_protection_violation_store exception_error +#define address_error_load exception_error +#define address_error_store exception_error +#endif + +#if !defined(CONFIG_SH_FPU) +#define fpu_error_trap_handler exception_error +#endif + +#if !defined(CONFIG_KGDB) +#define kgdb_handle_exception exception_error +#endif + + .align 2 + .data + +ENTRY(exception_handling_table) + .long exception_error /* 000 */ + .long exception_error + .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 */ + .long fpu_error_trap_handler /* 120 */ + .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*/ + .long nmi_trap_handler /* 1C0 */ ! Allow trap to debugger + .long breakpoint_trap_handler /* 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 |