diff options
Diffstat (limited to 'arch/nios2/cpu/start.S')
| -rw-r--r-- | arch/nios2/cpu/start.S | 25 |
1 files changed, 1 insertions, 24 deletions
diff --git a/arch/nios2/cpu/start.S b/arch/nios2/cpu/start.S index 91e9c31..8758e7e 100644 --- a/arch/nios2/cpu/start.S +++ b/arch/nios2/cpu/start.S @@ -20,7 +20,7 @@ /* RESTART */ .text - .global _start + .global _start, _except_start, _except_end _start: wrctl status, r0 /* Disable interrupts */ @@ -99,29 +99,6 @@ _cur: movhi r5, %hi(_cur - _start) jmp r4 _reloc: - /* - * COPY EXCEPTION TRAMPOLINE -- copy the tramp to the - * exception address. Define CONFIG_ROM_STUBS to prevent - * the copy (e.g. exception in flash or in other - * softare/firmware component). - */ -#if !defined(CONFIG_ROM_STUBS) - movhi r4, %hi(_except_start) - ori r4, r4, %lo(_except_start) - movhi r5, %hi(_except_end) - ori r5, r5, %lo(_except_end) - movhi r6, %hi(CONFIG_SYS_EXCEPTION_ADDR) - ori r6, r6, %lo(CONFIG_SYS_EXCEPTION_ADDR) - beq r4, r6, 7f /* Skip if at proper addr */ - -6: ldwio r7, 0(r4) - stwio r7, 0(r6) - addi r4, r4, 4 - addi r6, r6, 4 - bne r4, r5, 6b -7: -#endif - /* STACK INIT -- zero top two words for call back chain. */ movhi sp, %hi(CONFIG_SYS_INIT_SP) ori sp, sp, %lo(CONFIG_SYS_INIT_SP) |