diff options
| -rw-r--r-- | arch/sh/kernel/cpu/sh3/entry.S | 8 | ||||
| -rw-r--r-- | arch/sh/kernel/entry-common.S | 27 |
2 files changed, 24 insertions, 11 deletions
diff --git a/arch/sh/kernel/cpu/sh3/entry.S b/arch/sh/kernel/cpu/sh3/entry.S index 67ad6467c694..272636ec5c98 100644 --- a/arch/sh/kernel/cpu/sh3/entry.S +++ b/arch/sh/kernel/cpu/sh3/entry.S @@ -508,6 +508,14 @@ ENTRY(handle_interrupt) bsr save_regs ! needs original pr value in k3 mov #-1, k2 ! default vector kept in k2 + stc sr, r0 ! get status register + shlr2 r0 + and #0x3c, r0 + cmp/eq #0x3c, r0 + bf 9f + TRACE_IRQS_OFF +9: + ! Setup return address and jump to do_IRQ mov.l 4f, r9 ! fetch return address lds r9, pr ! put return address in pr diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S index e63178fefb9b..700477601c6f 100644 --- a/arch/sh/kernel/entry-common.S +++ b/arch/sh/kernel/entry-common.S @@ -77,15 +77,6 @@ ENTRY(ret_from_irq) ! mov #OFF_SR, r0 mov.l @(r0,r15), r0 ! get status register - - shlr2 r0 - and #0x3c, r0 - cmp/eq #0x3c, r0 - bt 9f - TRACE_IRQS_ON -9: - mov #OFF_SR, r0 - mov.l @(r0,r15), r0 ! get status register shll r0 shll r0 ! kernel space? get_current_thread_info r8, r0 @@ -96,6 +87,7 @@ ENTRY(ret_from_irq) nop ENTRY(resume_kernel) cli + TRACE_IRQS_OFF mov.l @(TI_PRE_COUNT,r8), r0 ! current_thread_info->preempt_count tst r0, r0 bf noresched @@ -213,12 +205,25 @@ syscall_trace_entry: mov.l r0, @(OFF_R0,r15) ! Return value __restore_all: - mov.l 1f, r0 + mov #OFF_SR, r0 + mov.l @(r0,r15), r0 ! get status register + + shlr2 r0 + and #0x3c, r0 + cmp/eq #0x3c, r0 + bt 1f + TRACE_IRQS_ON + bra 2f + nop +1: + TRACE_IRQS_OFF +2: + mov.l 3f, r0 jmp @r0 nop .align 2 -1: .long restore_all +3: .long restore_all .align 2 syscall_badsys: ! Bad syscall number |