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authorGreg Ungerer <gerg@uclinux.org>2010-11-03 16:21:05 +1000
committerGreg Ungerer <gerg@uclinux.org>2011-01-05 15:19:17 +1000
commitfb670fb8aa637d92aeb53407aae0decd71c1bdee (patch)
tree69527adfb2f89a98ee63aa4c03a2cfc212b0fa58 /arch/m68knommu
parent57015421d3f3deafb1f6ccf03a6fe0539763dbee (diff)
downloadop-kernel-dev-fb670fb8aa637d92aeb53407aae0decd71c1bdee.zip
op-kernel-dev-fb670fb8aa637d92aeb53407aae0decd71c1bdee.tar.gz
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>
Diffstat (limited to 'arch/m68knommu')
-rw-r--r--arch/m68knommu/platform/coldfire/entry.S28
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
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