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-rw-r--r--arch/mn10300/kernel/gdb-io-ttysm-low.S93
1 files changed, 0 insertions, 93 deletions
diff --git a/arch/mn10300/kernel/gdb-io-ttysm-low.S b/arch/mn10300/kernel/gdb-io-ttysm-low.S
deleted file mode 100644
index 060b7cca735d..000000000000
--- a/arch/mn10300/kernel/gdb-io-ttysm-low.S
+++ /dev/null
@@ -1,93 +0,0 @@
-###############################################################################
-#
-# MN10300 On-chip serial Rx interrupt handler for GDB stub I/O
-#
-# Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
-# Written by David Howells (dhowells@redhat.com)
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public Licence
-# as published by the Free Software Foundation; either version
-# 2 of the Licence, or (at your option) any later version.
-#
-###############################################################################
-#include <linux/sys.h>
-#include <linux/linkage.h>
-#include <asm/smp.h>
-#include <asm/thread_info.h>
-#include <asm/cpu-regs.h>
-#include <asm/frame.inc>
-#include <asm/intctl-regs.h>
-#include <unit/serial.h>
-#include "mn10300-serial.h"
-
-	.text
-
-###############################################################################
-#
-# GDB stub serial receive interrupt entry point
-# - intended to run at interrupt priority 0
-#
-###############################################################################
-	.globl	gdbstub_io_rx_handler
-	.type	gdbstub_io_rx_handler,@function
-gdbstub_io_rx_handler:
-	movm	[d2,d3,a2,a3],(sp)
-
-	mov	(gdbstub_rx_inp),a3
-gdbstub_io_rx_more:
-	mov	a3,a2
-	add	2,a3
-	and	PAGE_SIZE_asm-1,a3
-	mov	(gdbstub_rx_outp),d3
-	cmp	a3,d3
-	beq	gdbstub_io_rx_overflow
-
-	movbu	(SCgSTR),d3
-	btst	SC01STR_RBF,d3
-	beq	gdbstub_io_rx_done
-	movbu	(SCgRXB),d2
-	movbu	d3,(gdbstub_rx_buffer+1,a2)
-	movbu	d2,(gdbstub_rx_buffer,a2)
-	mov	a3,(gdbstub_rx_inp)
-	bra	gdbstub_io_rx_more
-
-gdbstub_io_rx_done:
-	mov	GxICR_DETECT,d2
-	movbu	d2,(GxICR(SCgRXIRQ))	# ACK the interrupt
-	movhu	(GxICR(SCgRXIRQ)),d2	# flush
-
-	movm	(sp),[d2,d3,a2,a3]
-	bset	0x01,(gdbstub_busy)
-	beq	gdbstub_io_rx_enter
-	rti
-
-gdbstub_io_rx_overflow:
-	bset	0x01,(gdbstub_rx_overflow)
-	bra	gdbstub_io_rx_done
-
-###############################################################################
-#
-# debugging interrupt - enter the GDB stub proper
-#
-###############################################################################
-gdbstub_io_rx_enter:
-	or	EPSW_IE|EPSW_IM_1,epsw
-	add	-4,sp
-	SAVE_ALL
-
-	mov	0xffffffff,d0
-	mov	d0,(REG_ORIG_D0,fp)
-	mov	0x280,d1
-
-	mov	fp,d0
-	call	gdbstub_rx_irq[],0	# gdbstub_io_rx_irq(regs,excep)
-
-	and	~EPSW_IE,epsw
-	bclr	0x01,(gdbstub_busy)
-
-	.globl gdbstub_return
-gdbstub_return:
-	RESTORE_ALL
-
-	.size	gdbstub_io_rx_handler,.-gdbstub_io_rx_handler