diff options
Diffstat (limited to 'arch/m68knommu')
| -rw-r--r-- | arch/m68knommu/platform/coldfire/entry.S | 28 |
1 files changed, 1 insertions, 27 deletions
diff --git a/arch/m68knommu/platform/coldfire/entry.S b/arch/m68knommu/platform/coldfire/entry.S index 5e92bed..b9ce319 100644 --- a/arch/m68knommu/platform/coldfire/entry.S +++ b/arch/m68knommu/platform/coldfire/entry.S @@ -51,9 +51,7 @@ sw_usp: .globl ret_from_exception .globl ret_from_signal .globl sys_call_table -.globl ret_from_interrupt .globl inthandler -.globl fasthandler enosys: mov.l #sys_ni_syscall,%d3 @@ -192,31 +190,7 @@ ENTRY(inthandler) jbsr do_IRQ /* call high level irq handler */ lea %sp@(8),%sp /* pop args off stack */ - bra ret_from_interrupt /* this was fallthrough */ - -/* - * This is the fast interrupt handler (for certain hardware interrupt - * sources). Unlike the normal interrupt handler it just uses the - * current stack (doesn't care if it is user or kernel). It also - * doesn't bother doing the bottom half handlers. - */ -ENTRY(fasthandler) - SAVE_LOCAL - - movew %sp@(PT_OFF_FORMATVEC),%d0 - andl #0x03fc,%d0 /* mask out vector only */ - - movel %sp,%sp@- /* push regs arg */ - lsrl #2,%d0 /* calculate real vector # */ - movel %d0,%sp@- /* push vector number */ - jbsr do_IRQ /* call high level irq handler */ - lea %sp@(8),%sp /* pop args off stack */ - - RESTORE_LOCAL - -ENTRY(ret_from_interrupt) - /* the fasthandler is confusing me, haven't seen any user */ - jmp ret_from_exception + bra ret_from_exception /* * Beware - when entering resume, prev (the current task) is |