diff options
| author | Greg Ungerer <gerg@uclinux.org> | 2010-11-03 16:21:05 +1000 |
|---|---|---|
| committer | Greg Ungerer <gerg@uclinux.org> | 2011-01-05 15:19:17 +1000 |
| commit | fb670fb8aa637d92aeb53407aae0decd71c1bdee (patch) | |
| tree | 69527adfb2f89a98ee63aa4c03a2cfc212b0fa58 | |
| parent | 57015421d3f3deafb1f6ccf03a6fe0539763dbee (diff) | |
m68knommu: remove fasthandler interrupt code
There are no users of the old "fasthandler" interrupt entry code.
So remove it.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
| -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 5e92bed94b7..b9ce3196618 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 |