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Commit fb670fb8 authored by Greg Ungerer's avatar Greg Ungerer
Browse files

m68knommu: remove fasthandler interrupt code 



There are no users of the old "fasthandler" interrupt entry code.
So remove it.

Signed-off-by: default avatarGreg Ungerer <gerg@uclinux.org>
parent 57015421

arch/m68knommu/platform/coldfire/entry.S

+1 −27
Original line number Diff line number Diff line
@@ -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