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add idl4k kernel firmware version 1.13.0.105

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This commit is contained in:
Jaroslav Kysela
2015-03-26 17:22:37 +01:00
parent 5194d2792e
commit e9070cdc77
31064 changed files with 12769984 additions and 0 deletions
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22
kernel/arch/m68knommu/platform/68328/Makefile Normal file
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@@ -0,0 +1,22 @@
#
# Makefile for arch/m68knommu/platform/68328.
#
head-y = head-$(MODEL).o
head-$(CONFIG_PILOT) = head-pilot.o
head-$(CONFIG_DRAGEN2) = head-de2.o
obj-y += entry.o ints.o timers.o
obj-$(CONFIG_M68328) += config.o
obj-$(CONFIG_ROM) += romvec.o
extra-y := head.o
extra-$(CONFIG_M68328) += bootlogo.rh head.o
$(obj)/bootlogo.rh: $(src)/bootlogo.h
perl $(src)/bootlogo.pl < $(src)/bootlogo.h > $(obj)/bootlogo.rh
$(obj)/head.o: $(obj)/$(head-y)
ln -sf $(head-y) $(obj)/head.o
clean-files := $(obj)/bootlogo.rh $(obj)/head.o $(head-y)

270
kernel/arch/m68knommu/platform/68328/bootlogo.h Normal file
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@@ -0,0 +1,270 @@
#define bootlogo_width 160
#define bootlogo_height 160
static unsigned char bootlogo_bits[] = {
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0x48, 0x92, 0x24, 0x48, 0xb6, 0x24, 0x88, 0x04, 0x21, 0x4b, 0x92, 0x00,
0x00, 0x00, 0x80, 0xff, 0xff, 0x3f, 0x00, 0x00, 0xa8, 0xf2, 0x24, 0x48,
0x92, 0x3c, 0x88, 0x04, 0x21, 0x49, 0x62, 0x00, 0x00, 0x00, 0x80, 0xff,
0xff, 0x3f, 0x00, 0x00, 0x10, 0x11, 0x24, 0x48, 0x92, 0x04, 0x88, 0x04,
0x21, 0x49, 0x62, 0x00, 0x00, 0x00, 0x80, 0xff, 0xff, 0x3f, 0x00, 0x00,
0x10, 0x11, 0x24, 0x48, 0x92, 0x04, 0x88, 0x04, 0x21, 0x49, 0x93, 0x00,
0x00, 0x00, 0x80, 0xff, 0xcf, 0x7e, 0x00, 0x00, 0x10, 0xe1, 0xc4, 0x31,
0x92, 0x38, 0x30, 0x03, 0x2f, 0x89, 0x92, 0x00, 0x00, 0x00, 0x80, 0xe3,
0x07, 0x7f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0xc1, 0x03, 0x7e, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x80, 0xc9, 0x23, 0x7e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x95,
0x33, 0x7e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0xdd, 0xfb, 0x7e, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x80, 0x1d, 0xf8, 0x7e, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00,
0x02, 0x00, 0x40, 0x00, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x9b,
0x70, 0x7e, 0x00, 0x00, 0x08, 0x00, 0xe0, 0x00, 0x02, 0x00, 0x47, 0x80,
0x08, 0x00, 0x00, 0x08, 0x00, 0x00, 0x80, 0x03, 0x00, 0x7e, 0x00, 0x00,
0x3c, 0xa3, 0x20, 0x31, 0x52, 0x02, 0x49, 0xcc, 0x3f, 0xa3, 0x94, 0x08,
0x00, 0x00, 0x00, 0x27, 0x02, 0x7e, 0x00, 0x00, 0x88, 0xe4, 0x20, 0x41,
0xb2, 0x05, 0x49, 0x90, 0x88, 0xe4, 0x6c, 0x09, 0x00, 0x00, 0x00, 0x01,
0x00, 0x7e, 0x00, 0x00, 0x88, 0x24, 0xe0, 0x70, 0x92, 0x04, 0x47, 0x9c,
0x88, 0x24, 0x24, 0x09, 0x00, 0x00, 0x00, 0x13, 0x48, 0x7e, 0x00, 0x00,
0x88, 0x24, 0x20, 0x48, 0x92, 0x04, 0x41, 0x92, 0x88, 0x24, 0x24, 0x01,
0x00, 0x00, 0x00, 0x43, 0x00, 0xfe, 0x00, 0x00, 0x88, 0x24, 0x20, 0x48,
0x92, 0x04, 0x41, 0x92, 0x88, 0x24, 0x24, 0x09, 0x00, 0x00, 0x00, 0x07,
0x94, 0xce, 0x00, 0x00, 0x08, 0x23, 0x20, 0xb0, 0x92, 0x04, 0x41, 0x2c,
0x0b, 0x23, 0x24, 0x09, 0x00, 0x00, 0x00, 0x49, 0x02, 0xce, 0x01, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x11, 0x08, 0xdc, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x41,
0x01, 0xfc, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x01, 0x00, 0xf8, 0x07, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0xc0, 0x01, 0x00, 0xf8, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe0, 0x01,
0x00, 0xf0, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe0, 0x00, 0x00, 0xf0, 0x1f, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x70, 0x00, 0x00, 0xe0, 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x78, 0x00,
0x00, 0xe0, 0x3f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3c, 0x00, 0x00, 0xe0, 0x7f, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x3c, 0x00, 0x00, 0xe0, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3e, 0x00,
0x00, 0xc0, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0x00, 0x00, 0xc0, 0xff, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x1f, 0x00, 0x00, 0x80, 0xff, 0x01, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0x00,
0x00, 0x80, 0xff, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x0f, 0x00, 0x00, 0x00, 0xff, 0x07,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x80, 0x07, 0x00, 0x00, 0x00, 0xff, 0x07, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x07, 0x00,
0x00, 0x00, 0xfe, 0x07, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0x07, 0x00, 0x00, 0x00, 0xfe, 0x0f,
0x00, 0x00, 0x80, 0x08, 0x00, 0x00, 0x05, 0x00, 0x00, 0x80, 0x08, 0x00,
0x00, 0xc0, 0x03, 0x00, 0x78, 0x00, 0xfe, 0x0f, 0x00, 0x00, 0x40, 0x10,
0x12, 0x10, 0x05, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0xe0, 0x03, 0x00,
0x84, 0x00, 0xfe, 0x0f, 0x00, 0x00, 0x20, 0x26, 0x0a, 0x10, 0x9d, 0x39,
0xa6, 0xb2, 0x0a, 0x00, 0x00, 0xe0, 0x01, 0x00, 0x02, 0x00, 0xfe, 0x0f,
0x00, 0x00, 0x20, 0x21, 0x06, 0x28, 0x25, 0x4a, 0xa9, 0x8a, 0x09, 0x00,
0x00, 0xe0, 0x01, 0x22, 0x02, 0x00, 0xfc, 0x1f, 0x00, 0x00, 0x20, 0x21,
0x0e, 0x38, 0xa5, 0x4b, 0xa9, 0xb2, 0x09, 0x00, 0x00, 0xf0, 0x01, 0x22,
0x02, 0x00, 0xfc, 0x1f, 0x00, 0x00, 0x20, 0x21, 0x12, 0x44, 0xa5, 0x4a,
0x49, 0xa1, 0x0a, 0x00, 0x00, 0xf8, 0x01, 0x22, 0x02, 0x00, 0xfc, 0x1f,
0x00, 0x00, 0x20, 0x26, 0x52, 0x44, 0x9d, 0x4d, 0x46, 0x99, 0x0a, 0x00,
0x00, 0xfc, 0x01, 0x22, 0x02, 0x00, 0xfc, 0x1f, 0x00, 0x00, 0x40, 0x10,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0x01, 0xb2,
0x84, 0x00, 0xfc, 0x1f, 0x00, 0x00, 0x80, 0x08, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x7c, 0x01, 0x6e, 0x78, 0x00, 0xfc, 0x1f,
0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0xfc, 0x01, 0x02, 0x00, 0x00, 0xfc, 0x1f, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x88, 0x01, 0x02,
0x00, 0x00, 0xfe, 0x1f, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x06, 0x00, 0x00, 0xfc, 0x0f,
0x00, 0x00, 0x80, 0x08, 0x00, 0x00, 0x20, 0x01, 0x02, 0x00, 0x00, 0x00,
0x00, 0x24, 0x06, 0x00, 0x00, 0x00, 0xfc, 0x07, 0x00, 0x00, 0x40, 0x10,
0x1e, 0x20, 0x90, 0x78, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0c, 0x00,
0x00, 0x80, 0xfc, 0x03, 0x00, 0x00, 0x20, 0x26, 0x22, 0x20, 0xf9, 0x89,
0x32, 0xe7, 0x08, 0x00, 0x00, 0x92, 0x38, 0x00, 0x00, 0x00, 0xfc, 0x01,
0x00, 0x00, 0x20, 0x21, 0x22, 0xa0, 0x92, 0x88, 0x4a, 0x29, 0x15, 0x00,
0x00, 0x00, 0x78, 0x00, 0x00, 0x40, 0xfa, 0x04, 0x00, 0x00, 0x20, 0x21,
0x22, 0xa0, 0x93, 0x88, 0x4a, 0x29, 0x1d, 0x00, 0x00, 0x11, 0xf2, 0x00,
0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x20, 0x21, 0x22, 0xa8, 0x90, 0x88,
0x4a, 0x29, 0x05, 0x00, 0x48, 0x40, 0xf0, 0x01, 0x00, 0x80, 0x14, 0x04,
0x00, 0x00, 0x20, 0x26, 0x9e, 0x10, 0x93, 0x78, 0x32, 0x29, 0x19, 0x00,
0x00, 0x09, 0xe0, 0x03, 0x00, 0x00, 0x80, 0x10, 0x00, 0x00, 0x40, 0x10,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0xc5, 0x03,
0x00, 0x40, 0x22, 0x00, 0x00, 0x00, 0x80, 0x08, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x40, 0x04, 0xc0, 0x07, 0x00, 0x20, 0x08, 0x04,
0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x08, 0x50, 0x90, 0x03, 0x00, 0xb0, 0x00, 0x41, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x00,
0x00, 0x38, 0x22, 0x08, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x48, 0x04, 0x44, 0x00, 0x00, 0x3c, 0x08, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x20, 0x00, 0x00, 0x00, 0xbf, 0x40, 0x42, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x40, 0x02, 0x00, 0x00, 0x00, 0x00, 0x24, 0x80, 0x48, 0x02,
0xc0, 0x1f, 0x00, 0x08, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x4e, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x05, 0xf0, 0x3f, 0x09, 0x00,
0x00, 0x10, 0x24, 0x48, 0x10, 0x12, 0x41, 0x52, 0x24, 0x09, 0x46, 0x71,
0x90, 0x20, 0x02, 0xfc, 0xff, 0x1f, 0x80, 0x22, 0x00, 0x90, 0x24, 0x49,
0x12, 0x92, 0x40, 0xb2, 0x24, 0x09, 0xc9, 0x49, 0x04, 0x80, 0x90, 0xfc,
0xff, 0xbf, 0x24, 0x00, 0x00, 0x90, 0x24, 0x49, 0x12, 0x92, 0x40, 0x92,
0x24, 0x06, 0x49, 0x48, 0x50, 0x0a, 0x02, 0xfe, 0xff, 0x3f, 0x00, 0x05,
0x00, 0x50, 0xa5, 0x4a, 0x15, 0x92, 0x40, 0x92, 0x24, 0x06, 0x49, 0x48,
0x80, 0x40, 0x48, 0xfe, 0xff, 0x3f, 0x49, 0x00, 0x00, 0x20, 0x42, 0x84,
0x88, 0x1a, 0x41, 0x92, 0x34, 0x49, 0x49, 0x68, 0x00, 0x38, 0x10, 0x07,
0x00, 0x60, 0x80, 0x00, 0x00, 0x20, 0x42, 0x84, 0x88, 0x14, 0x4e, 0x92,
0x28, 0x49, 0x46, 0x50, 0x00, 0x80, 0x83, 0x01, 0x00, 0xa0, 0x6a, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40,
0x00, 0x00, 0xfc, 0x00, 0x00, 0xc0, 0x3b, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, };

10
kernel/arch/m68knommu/platform/68328/bootlogo.pl Normal file
View File

@@ -0,0 +1,10 @@
$_ = join("", <>);
s/(0x[0-9a-f]{2})/sprintf("0x%.2x",ord(pack("b8",unpack("B8",chr(hex($1))))))/gei;
s/^ / .byte /gm;
s/[,};]+$//gm;
s/^static.*//gm;
print $_;

52
kernel/arch/m68knommu/platform/68328/config.c Normal file
View File

@@ -0,0 +1,52 @@
/***************************************************************************/
/*
* linux/arch/m68knommu/platform/68328/config.c
*
* Copyright (C) 1993 Hamish Macdonald
* Copyright (C) 1999 D. Jeff Dionne
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*
* VZ Support/Fixes Evan Stawnyczy <e@lineo.ca>
*/
/***************************************************************************/
#include <linux/types.h>
#include <linux/kernel.h>
#include <asm/system.h>
#include <asm/machdep.h>
#include <asm/MC68328.h>
/***************************************************************************/
void m68328_timer_gettod(int *year, int *mon, int *day, int *hour, int *min, int *sec);
/***************************************************************************/
void m68328_reset (void)
{
local_irq_disable();
asm volatile ("moveal #0x10c00000, %a0;\n\t"
"moveb #0, 0xFFFFF300;\n\t"
"moveal 0(%a0), %sp;\n\t"
"moveal 4(%a0), %a0;\n\t"
"jmp (%a0);");
}
/***************************************************************************/
void config_BSP(char *command, int len)
{
printk(KERN_INFO "\n68328 support D. Jeff Dionne <jeff@uclinux.org>\n");
printk(KERN_INFO "68328 support Kenneth Albanowski <kjahds@kjshds.com>\n");
printk(KERN_INFO "68328/Pilot support Bernhard Kuhn <kuhn@lpr.e-technik.tu-muenchen.de>\n");
mach_gettod = m68328_timer_gettod;
mach_reset = m68328_reset;
}
/***************************************************************************/

265
kernel/arch/m68knommu/platform/68328/entry.S Normal file
View File

@@ -0,0 +1,265 @@
/*
* linux/arch/m68knommu/platform/68328/entry.S
*
* Copyright (C) 1991, 1992 Linus Torvalds
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file README.legal in the main directory of this archive
* for more details.
*
* Linux/m68k support by Hamish Macdonald
*/
#include <linux/sys.h>
#include <linux/linkage.h>
#include <asm/thread_info.h>
#include <asm/unistd.h>
#include <asm/errno.h>
#include <asm/setup.h>
#include <asm/segment.h>
#include <asm/traps.h>
#include <asm/asm-offsets.h>
#include <asm/entry.h>
.text
.globl system_call
.globl resume
.globl ret_from_exception
.globl ret_from_signal
.globl sys_call_table
.globl ret_from_interrupt
.globl bad_interrupt
.globl inthandler1
.globl inthandler2
.globl inthandler3
.globl inthandler4
.globl inthandler5
.globl inthandler6
.globl inthandler7
badsys:
movel #-ENOSYS,%sp@(PT_OFF_D0)
jra ret_from_exception
do_trace:
movel #-ENOSYS,%sp@(PT_OFF_D0) /* needed for strace*/
subql #4,%sp
SAVE_SWITCH_STACK
jbsr syscall_trace
RESTORE_SWITCH_STACK
addql #4,%sp
movel %sp@(PT_OFF_ORIG_D0),%d1
movel #-ENOSYS,%d0
cmpl #NR_syscalls,%d1
jcc 1f
lsl #2,%d1
lea sys_call_table, %a0
jbsr %a0@(%d1)
1: movel %d0,%sp@(PT_OFF_D0) /* save the return value */
subql #4,%sp /* dummy return address */
SAVE_SWITCH_STACK
jbsr syscall_trace
ret_from_signal:
RESTORE_SWITCH_STACK
addql #4,%sp
jra ret_from_exception
ENTRY(system_call)
SAVE_ALL
/* save top of frame*/
pea %sp@
jbsr set_esp0
addql #4,%sp
movel %sp@(PT_OFF_ORIG_D0),%d0
movel %sp,%d1 /* get thread_info pointer */
andl #-THREAD_SIZE,%d1
movel %d1,%a2
btst #TIF_SYSCALL_TRACE,%a2@(TI_FLAGS)
jne do_trace
cmpl #NR_syscalls,%d0
jcc badsys
lsl #2,%d0
lea sys_call_table,%a0
movel %a0@(%d0), %a0
jbsr %a0@
movel %d0,%sp@(PT_OFF_D0) /* save the return value*/
ret_from_exception:
btst #5,%sp@(PT_OFF_SR) /* check if returning to kernel*/
jeq Luser_return /* if so, skip resched, signals*/
Lkernel_return:
RESTORE_ALL
Luser_return:
/* only allow interrupts when we are really the last one on the*/
/* kernel stack, otherwise stack overflow can occur during*/
/* heavy interrupt load*/
andw #ALLOWINT,%sr
movel %sp,%d1 /* get thread_info pointer */
andl #-THREAD_SIZE,%d1
movel %d1,%a2
move %a2@(TI_FLAGS),%d1 /* thread_info->flags */
andl #_TIF_WORK_MASK,%d1
jne Lwork_to_do
RESTORE_ALL
Lwork_to_do:
movel %a2@(TI_FLAGS),%d1 /* thread_info->flags */
btst #TIF_NEED_RESCHED,%d1
jne reschedule
Lsignal_return:
subql #4,%sp /* dummy return address*/
SAVE_SWITCH_STACK
pea %sp@(SWITCH_STACK_SIZE)
clrl %sp@-
bsrw do_signal
addql #8,%sp
RESTORE_SWITCH_STACK
addql #4,%sp
Lreturn:
RESTORE_ALL
/*
* This is the main interrupt handler, responsible for calling process_int()
*/
inthandler1:
SAVE_ALL
movew %sp@(PT_OFF_VECTOR), %d0
and #0x3ff, %d0
movel %sp,%sp@-
movel #65,%sp@- /* put vector # on stack*/
jbsr process_int /* process the IRQ*/
3: addql #8,%sp /* pop parameters off stack*/
bra ret_from_interrupt
inthandler2:
SAVE_ALL
movew %sp@(PT_OFF_VECTOR), %d0
and #0x3ff, %d0
movel %sp,%sp@-
movel #66,%sp@- /* put vector # on stack*/
jbsr process_int /* process the IRQ*/
3: addql #8,%sp /* pop parameters off stack*/
bra ret_from_interrupt
inthandler3:
SAVE_ALL
movew %sp@(PT_OFF_VECTOR), %d0
and #0x3ff, %d0
movel %sp,%sp@-
movel #67,%sp@- /* put vector # on stack*/
jbsr process_int /* process the IRQ*/
3: addql #8,%sp /* pop parameters off stack*/
bra ret_from_interrupt
inthandler4:
SAVE_ALL
movew %sp@(PT_OFF_VECTOR), %d0
and #0x3ff, %d0
movel %sp,%sp@-
movel #68,%sp@- /* put vector # on stack*/
jbsr process_int /* process the IRQ*/
3: addql #8,%sp /* pop parameters off stack*/
bra ret_from_interrupt
inthandler5:
SAVE_ALL
movew %sp@(PT_OFF_VECTOR), %d0
and #0x3ff, %d0
movel %sp,%sp@-
movel #69,%sp@- /* put vector # on stack*/
jbsr process_int /* process the IRQ*/
3: addql #8,%sp /* pop parameters off stack*/
bra ret_from_interrupt
inthandler6:
SAVE_ALL
movew %sp@(PT_OFF_VECTOR), %d0
and #0x3ff, %d0
movel %sp,%sp@-
movel #70,%sp@- /* put vector # on stack*/
jbsr process_int /* process the IRQ*/
3: addql #8,%sp /* pop parameters off stack*/
bra ret_from_interrupt
inthandler7:
SAVE_ALL
movew %sp@(PT_OFF_VECTOR), %d0
and #0x3ff, %d0
movel %sp,%sp@-
movel #71,%sp@- /* put vector # on stack*/
jbsr process_int /* process the IRQ*/
3: addql #8,%sp /* pop parameters off stack*/
bra ret_from_interrupt
inthandler:
SAVE_ALL
movew %sp@(PT_OFF_VECTOR), %d0
and #0x3ff, %d0
movel %sp,%sp@-
movel %d0,%sp@- /* put vector # on stack*/
jbsr process_int /* process the IRQ*/
3: addql #8,%sp /* pop parameters off stack*/
bra ret_from_interrupt
ret_from_interrupt:
jeq 1f
2:
RESTORE_ALL
1:
moveb %sp@(PT_OFF_SR), %d0
and #7, %d0
jhi 2b
/* check if we need to do software interrupts */
jeq ret_from_exception
pea ret_from_exception
jra do_softirq
/*
* Handler for uninitialized and spurious interrupts.
*/
ENTRY(bad_interrupt)
addql #1,num_spurious
rte
/*
* Beware - when entering resume, prev (the current task) is
* in a0, next (the new task) is in a1,so don't change these
* registers until their contents are no longer needed.
*/
ENTRY(resume)
movel %a0,%d1 /* save prev thread in d1 */
movew %sr,%a0@(TASK_THREAD+THREAD_SR) /* save sr */
movel %usp,%a2 /* save usp */
movel %a2,%a0@(TASK_THREAD+THREAD_USP)
SAVE_SWITCH_STACK
movel %sp,%a0@(TASK_THREAD+THREAD_KSP) /* save kernel stack */
movel %a1@(TASK_THREAD+THREAD_KSP),%sp /* restore new thread stack */
RESTORE_SWITCH_STACK
movel %a1@(TASK_THREAD+THREAD_USP),%a0 /* restore user stack */
movel %a0,%usp
movew %a1@(TASK_THREAD+THREAD_SR),%sr /* restore thread status reg */
rts

134
kernel/arch/m68knommu/platform/68328/head-de2.S Normal file
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#if defined(CONFIG_RAM32MB)
#define MEM_END 0x02000000 /* Memory size 32Mb */
#elif defined(CONFIG_RAM16MB)
#define MEM_END 0x01000000 /* Memory size 16Mb */
#else
#define MEM_END 0x00800000 /* Memory size 8Mb */
#endif
#undef CRT_DEBUG
.macro PUTC CHAR
#ifdef CRT_DEBUG
moveq #\CHAR, %d7
jsr putc
#endif
.endm
.global _start
.global _rambase
.global _ramvec
.global _ramstart
.global _ramend
.data
/*
* Set up the usable of RAM stuff
*/
_rambase:
.long 0
_ramvec:
.long 0
_ramstart:
.long 0
_ramend:
.long 0
.text
_start:
/*
* Setup initial stack
*/
/* disable all interrupts */
movew #0x2700, %sr
movel #-1, 0xfffff304
movel #MEM_END-4, %sp
PUTC '\r'
PUTC '\n'
PUTC 'A'
PUTC 'B'
/*
* Determine end of RAM
*/
movel #MEM_END, %a0
movel %a0, _ramend
PUTC 'C'
/*
* Move ROM filesystem above bss :-)
*/
moveal #_sbss, %a0 /* romfs at the start of bss */
moveal #_ebss, %a1 /* Set up destination */
movel %a0, %a2 /* Copy of bss start */
movel 8(%a0), %d1 /* Get size of ROMFS */
addql #8, %d1 /* Allow for rounding */
andl #0xfffffffc, %d1 /* Whole words */
addl %d1, %a0 /* Copy from end */
addl %d1, %a1 /* Copy from end */
movel %a1, _ramstart /* Set start of ram */
1:
movel -(%a0), %d0 /* Copy dword */
movel %d0, -(%a1)
cmpl %a0, %a2 /* Check if at end */
bne 1b
PUTC 'D'
/*
* Initialize BSS segment to 0
*/
lea _sbss, %a0
lea _ebss, %a1
/* Copy 0 to %a0 until %a0 == %a1 */
2: cmpal %a0, %a1
beq 1f
clrl (%a0)+
bra 2b
1:
PUTC 'E'
/*
* Load the current task pointer and stack
*/
lea init_thread_union, %a0
lea 0x2000(%a0), %sp
PUTC 'F'
PUTC '\r'
PUTC '\n'
/*
* Go
*/
jmp start_kernel
/*
* Local functions
*/
#ifdef CRT_DEBUG
putc:
moveb %d7, 0xfffff907
1:
movew 0xfffff906, %d7
andw #0x2000, %d7
beq 1b
rts
#endif

222
kernel/arch/m68knommu/platform/68328/head-pilot.S Normal file
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/*
* linux/arch/m68knommu/platform/68328/head-pilot.S
* - A startup file for the MC68328
*
* Copyright (C) 1998 D. Jeff Dionne <jeff@ryeham.ee.ryerson.ca>,
* Kenneth Albanowski <kjahds@kjahds.com>,
* The Silver Hammer Group, Ltd.
*
* (c) 1995, Dionne & Associates
* (c) 1995, DKG Display Tech.
*/
#define ASSEMBLY
#define IMMED #
#define DBG_PUTC(x) moveb IMMED x, 0xfffff907
.global _stext
.global _start
.global _rambase
.global _ramvec
.global _ramstart
.global _ramend
.global penguin_bits
#ifdef CONFIG_PILOT
#define IMR 0xFFFFF304
.data
.align 16
penguin_bits:
#include "bootlogo.rh"
#endif
/*****************************************************************************/
.data
/*
* Set up the usable of RAM stuff. Size of RAM is determined then
* an initial stack set up at the end.
*/
.align 4
_ramvec:
.long 0
_rambase:
.long 0
_ramstart:
.long 0
_ramend:
.long 0
.text
_start:
_stext:
#ifdef CONFIG_M68328
#ifdef CONFIG_PILOT
.byte 0x4e, 0xfa, 0x00, 0x0a /* Jmp +X bytes */
.byte 'b', 'o', 'o', 't'
.word 10000
nop
#endif
moveq #0, %d0
movew %d0, 0xfffff618 /* Watchdog off */
movel #0x00011f07, 0xfffff114 /* CS A1 Mask */
movew #0x0800, 0xfffff906 /* Ignore CTS */
movew #0x010b, 0xfffff902 /* BAUD to 9600 */
movew #0x2410, 0xfffff200 /* PLLCR */
movew #0x123, 0xfffff202 /* PLLFSR */
#ifdef CONFIG_PILOT
moveb #0, 0xfffffA27 /* LCKCON */
movel #_start, 0xfffffA00 /* LSSA */
moveb #0xa, 0xfffffA05 /* LVPW */
movew #0x9f, 0xFFFFFa08 /* LXMAX */
movew #0x9f, 0xFFFFFa0a /* LYMAX */
moveb #9, 0xfffffa29 /* LBAR */
moveb #0, 0xfffffa25 /* LPXCD */
moveb #0x04, 0xFFFFFa20 /* LPICF */
moveb #0x58, 0xfffffA27 /* LCKCON */
moveb #0x85, 0xfffff429 /* PFDATA */
moveb #0xd8, 0xfffffA27 /* LCKCON */
moveb #0xc5, 0xfffff429 /* PFDATA */
moveb #0xd5, 0xfffff429 /* PFDATA */
moveal #0x00100000, %a3
moveal #0x100ffc00, %a4
#endif /* CONFIG_PILOT */
#endif /* CONFIG_M68328 */
movew #0x2700, %sr
lea %a4@(-4), %sp
DBG_PUTC('\r')
DBG_PUTC('\n')
DBG_PUTC('A')
moveq #0,%d0
movew #16384, %d0 /* PLL settle wait loop */
L0:
subw #1, %d0
bne L0
DBG_PUTC('B')
/* Copy command line from beginning of RAM (+16) to end of bss */
movel #CONFIG_VECTORBASE, %d7
addl #16, %d7
moveal %d7, %a0
moveal #_ebss, %a1
lea %a1@(512), %a2
DBG_PUTC('C')
/* Copy %a0 to %a1 until %a1 == %a2 */
L2:
movel %a0@+, %d0
movel %d0, %a1@+
cmpal %a1, %a2
bhi L2
/* Copy data+init segment from ROM to RAM */
moveal #_etext, %a0
moveal #_sdata, %a1
moveal #__init_end, %a2
DBG_PUTC('D')
/* Copy %a0 to %a1 until %a1 == %a2 */
LD1:
movel %a0@+, %d0
movel %d0, %a1@+
cmpal %a1, %a2
bhi LD1
DBG_PUTC('E')
moveal #_sbss, %a0
moveal #_ebss, %a1
/* Copy 0 to %a0 until %a0 == %a1 */
L1:
movel #0, %a0@+
cmpal %a0, %a1
bhi L1
DBG_PUTC('F')
/* Copy command line from end of bss to command line */
moveal #_ebss, %a0
moveal #command_line, %a1
lea %a1@(512), %a2
DBG_PUTC('G')
/* Copy %a0 to %a1 until %a1 == %a2 */
L3:
movel %a0@+, %d0
movel %d0, %a1@+
cmpal %a1, %a2
bhi L3
movel #_sdata, %d0
movel %d0, _rambase
movel #_ebss, %d0
movel %d0, _ramstart
movel %a4, %d0
subl #4096, %d0 /* Reserve 4K of stack */
moveq #79, %d7
movel %d0, _ramend
movel %a3, %d0
movel %d0, rom_length
pea 0
pea env
pea %sp@(4)
pea 0
DBG_PUTC('H')
#ifdef CONFIG_PILOT
movel #penguin_bits, 0xFFFFFA00
moveb #10, 0xFFFFFA05
movew #160, 0xFFFFFA08
movew #160, 0xFFFFFA0A
#endif /* CONFIG_PILOT */
DBG_PUTC('I')
lea init_thread_union, %a0
lea 0x2000(%a0), %sp
DBG_PUTC('J')
DBG_PUTC('\r')
DBG_PUTC('\n')
jsr start_kernel
_exit:
jmp _exit
.data
env:
.long 0

168
kernel/arch/m68knommu/platform/68328/head-ram.S Normal file
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.global __main
.global __rom_start
.global _rambase
.global _ramstart
.global splash_bits
.global _start
.global _stext
.global _edata
#define DEBUG
#define ROM_OFFSET 0x10C00000
#define STACK_GAURD 0x10
.text
_start:
_stext:
movew #0x2700, %sr /* Exceptions off! */
#if 0
/* Init chip registers. uCsimm specific */
moveb #0x00, 0xfffffb0b /* Watchdog off */
moveb #0x10, 0xfffff000 /* SCR */
movew #0x2400, 0xfffff200 /* PLLCR */
movew #0x0123, 0xfffff202 /* PLLFSR */
moveb #0x00, 0xfffff40b /* enable chip select */
moveb #0x00, 0xfffff423 /* enable /DWE */
moveb #0x08, 0xfffffd0d /* disable hardmap */
moveb #0x07, 0xfffffd0e /* level 7 interrupt clear */
movew #0x8600, 0xfffff100 /* FLASH at 0x10c00000 */
movew #0x018b, 0xfffff110 /* 2Meg, enable, 0ws */
movew #0x8f00, 0xfffffc00 /* DRAM configuration */
movew #0x9667, 0xfffffc02 /* DRAM control */
movew #0x0000, 0xfffff106 /* DRAM at 0x00000000 */
movew #0x068f, 0xfffff116 /* 8Meg, enable, 0ws */
moveb #0x40, 0xfffff300 /* IVR */
movel #0x007FFFFF, %d0 /* IMR */
movel %d0, 0xfffff304
moveb 0xfffff42b, %d0
andb #0xe0, %d0
moveb %d0, 0xfffff42b
moveb #0x08, 0xfffff907 /* Ignore CTS */
movew #0x010b, 0xfffff902 /* BAUD to 9600 */
movew #0xe100, 0xfffff900 /* enable */
#endif
movew #16384, %d0 /* PLL settle wait loop */
L0:
subw #1, %d0
bne L0
#ifdef DEBUG
moveq #70, %d7 /* 'F' */
moveb %d7,0xfffff907 /* No absolute addresses */
pclp1:
movew 0xfffff906, %d7
andw #0x2000, %d7
beq pclp1
#endif /* DEBUG */
#ifdef CONFIG_RELOCATE
/* Copy me to RAM */
moveal #__rom_start, %a0
moveal #_stext, %a1
moveal #_edata, %a2
/* Copy %a0 to %a1 until %a1 == %a2 */
LD1:
movel %a0@+, %d0
movel %d0, %a1@+
cmpal %a1, %a2
bhi LD1
#ifdef DEBUG
moveq #74, %d7 /* 'J' */
moveb %d7,0xfffff907 /* No absolute addresses */
pclp2:
movew 0xfffff906, %d7
andw #0x2000, %d7
beq pclp2
#endif /* DEBUG */
/* jump into the RAM copy */
jmp ram_jump
ram_jump:
#endif /* CONFIG_RELOCATE */
#ifdef DEBUG
moveq #82, %d7 /* 'R' */
moveb %d7,0xfffff907 /* No absolute addresses */
pclp3:
movew 0xfffff906, %d7
andw #0x2000, %d7
beq pclp3
#endif /* DEBUG */
moveal #0x007ffff0, %ssp
moveal #_sbss, %a0
moveal #_ebss, %a1
/* Copy 0 to %a0 until %a0 >= %a1 */
L1:
movel #0, %a0@+
cmpal %a0, %a1
bhi L1
#ifdef DEBUG
moveq #67, %d7 /* 'C' */
jsr putc
#endif /* DEBUG */
pea 0
pea env
pea %sp@(4)
pea 0
#ifdef DEBUG
moveq #70, %d7 /* 'F' */
jsr putc
#endif /* DEBUG */
lp:
jsr start_kernel
jmp lp
_exit:
jmp _exit
__main:
/* nothing */
rts
#ifdef DEBUG
putc:
moveb %d7,0xfffff907
pclp:
movew 0xfffff906, %d7
andw #0x2000, %d7
beq pclp
rts
#endif /* DEBUG */
.data
/*
* Set up the usable of RAM stuff. Size of RAM is determined then
* an initial stack set up at the end.
*/
.align 4
_ramvec:
.long 0
_rambase:
.long 0
_ramstart:
.long 0
_ramend:
.long 0
env:
.long 0

110
kernel/arch/m68knommu/platform/68328/head-rom.S Normal file
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@@ -0,0 +1,110 @@
.global _start
.global _stext
.global _rambase
.global _ramvec
.global _ramstart
.global _ramend
#ifdef CONFIG_INIT_LCD
.global splash_bits
#endif
.data
/*
* Set up the usable of RAM stuff. Size of RAM is determined then
* an initial stack set up at the end.
*/
.align 4
_ramvec:
.long 0
_rambase:
.long 0
_ramstart:
.long 0
_ramend:
.long 0
#define RAMEND (CONFIG_RAMBASE + CONFIG_RAMSIZE)
#ifdef CONFIG_INIT_LCD
splash_bits:
#include "bootlogo.rh"
#endif
.text
_start:
_stext: movew #0x2700,%sr
#ifdef CONFIG_INIT_LCD
movel #splash_bits, 0xfffffA00 /* LSSA */
moveb #0x28, 0xfffffA05 /* LVPW */
movew #0x280, 0xFFFFFa08 /* LXMAX */
movew #0x1df, 0xFFFFFa0a /* LYMAX */
moveb #0, 0xfffffa29 /* LBAR */
moveb #0, 0xfffffa25 /* LPXCD */
moveb #0x08, 0xFFFFFa20 /* LPICF */
moveb #0x01, 0xFFFFFA21 /* -ve pol */
moveb #0x81, 0xfffffA27 /* LCKCON */
movew #0xff00, 0xfffff412 /* LCD pins */
#endif
moveal #RAMEND-CONFIG_MEMORY_RESERVE*0x100000 - 0x10, %sp
movew #32767, %d0 /* PLL settle wait loop */
1: subq #1, %d0
bne 1b
/* Copy data segment from ROM to RAM */
moveal #_etext, %a0
moveal #_sdata, %a1
moveal #_edata, %a2
/* Copy %a0 to %a1 until %a1 == %a2 */
1: movel %a0@+, %a1@+
cmpal %a1, %a2
bhi 1b
moveal #_sbss, %a0
moveal #_ebss, %a1
/* Copy 0 to %a0 until %a0 == %a1 */
1:
clrl %a0@+
cmpal %a0, %a1
bhi 1b
movel #_sdata, %d0
movel %d0, _rambase
movel #_ebss, %d0
movel %d0, _ramstart
movel #RAMEND-CONFIG_MEMORY_RESERVE*0x100000, %d0
movel %d0, _ramend
movel #CONFIG_VECTORBASE, %d0
movel %d0, _ramvec
/*
* load the current task pointer and stack
*/
lea init_thread_union, %a0
lea 0x2000(%a0), %sp
1: jsr start_kernel
bra 1b
_exit:
jmp _exit
putc:
moveb %d7,0xfffff907
1:
movew 0xfffff906, %d7
andw #0x2000, %d7
beq 1b
rts
.data
env:
.long 0
.text

188
kernel/arch/m68knommu/platform/68328/ints.c Normal file
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/*
* linux/arch/m68knommu/platform/68328/ints.c
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*
* Copyright 1996 Roman Zippel
* Copyright 1999 D. Jeff Dionne <jeff@rt-control.com>
*/
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <asm/traps.h>
#include <asm/io.h>
#include <asm/machdep.h>
#if defined(CONFIG_M68328)
#include <asm/MC68328.h>
#elif defined(CONFIG_M68EZ328)
#include <asm/MC68EZ328.h>
#elif defined(CONFIG_M68VZ328)
#include <asm/MC68VZ328.h>
#endif
/* assembler routines */
asmlinkage void system_call(void);
asmlinkage void buserr(void);
asmlinkage void trap(void);
asmlinkage void trap3(void);
asmlinkage void trap4(void);
asmlinkage void trap5(void);
asmlinkage void trap6(void);
asmlinkage void trap7(void);
asmlinkage void trap8(void);
asmlinkage void trap9(void);
asmlinkage void trap10(void);
asmlinkage void trap11(void);
asmlinkage void trap12(void);
asmlinkage void trap13(void);
asmlinkage void trap14(void);
asmlinkage void trap15(void);
asmlinkage void trap33(void);
asmlinkage void trap34(void);
asmlinkage void trap35(void);
asmlinkage void trap36(void);
asmlinkage void trap37(void);
asmlinkage void trap38(void);
asmlinkage void trap39(void);
asmlinkage void trap40(void);
asmlinkage void trap41(void);
asmlinkage void trap42(void);
asmlinkage void trap43(void);
asmlinkage void trap44(void);
asmlinkage void trap45(void);
asmlinkage void trap46(void);
asmlinkage void trap47(void);
asmlinkage irqreturn_t bad_interrupt(int, void *);
asmlinkage irqreturn_t inthandler(void);
asmlinkage irqreturn_t inthandler1(void);
asmlinkage irqreturn_t inthandler2(void);
asmlinkage irqreturn_t inthandler3(void);
asmlinkage irqreturn_t inthandler4(void);
asmlinkage irqreturn_t inthandler5(void);
asmlinkage irqreturn_t inthandler6(void);
asmlinkage irqreturn_t inthandler7(void);
extern e_vector *_ramvec;
/* The number of spurious interrupts */
volatile unsigned int num_spurious;
/* The 68k family did not have a good way to determine the source
* of interrupts until later in the family. The EC000 core does
* not provide the vector number on the stack, we vector everything
* into one vector and look in the blasted mask register...
* This code is designed to be fast, almost constant time, not clean!
*/
void process_int(int vec, struct pt_regs *fp)
{
int irq;
int mask;
unsigned long pend = ISR;
while (pend) {
if (pend & 0x0000ffff) {
if (pend & 0x000000ff) {
if (pend & 0x0000000f) {
mask = 0x00000001;
irq = 0;
} else {
mask = 0x00000010;
irq = 4;
}
} else {
if (pend & 0x00000f00) {
mask = 0x00000100;
irq = 8;
} else {
mask = 0x00001000;
irq = 12;
}
}
} else {
if (pend & 0x00ff0000) {
if (pend & 0x000f0000) {
mask = 0x00010000;
irq = 16;
} else {
mask = 0x00100000;
irq = 20;
}
} else {
if (pend & 0x0f000000) {
mask = 0x01000000;
irq = 24;
} else {
mask = 0x10000000;
irq = 28;
}
}
}
while (! (mask & pend)) {
mask <<=1;
irq++;
}
do_IRQ(irq, fp);
pend &= ~mask;
}
}
static void intc_irq_unmask(unsigned int irq)
{
IMR &= ~(1<<irq);
}
static void intc_irq_mask(unsigned int irq)
{
IMR |= (1<<irq);
}
static struct irq_chip intc_irq_chip = {
.name = "M68K-INTC",
.mask = intc_irq_mask,
.unmask = intc_irq_unmask,
};
/*
* This function should be called during kernel startup to initialize
* the machine vector table.
*/
void __init init_IRQ(void)
{
int i;
/* set up the vectors */
for (i = 72; i < 256; ++i)
_ramvec[i] = (e_vector) bad_interrupt;
_ramvec[32] = system_call;
_ramvec[65] = (e_vector) inthandler1;
_ramvec[66] = (e_vector) inthandler2;
_ramvec[67] = (e_vector) inthandler3;
_ramvec[68] = (e_vector) inthandler4;
_ramvec[69] = (e_vector) inthandler5;
_ramvec[70] = (e_vector) inthandler6;
_ramvec[71] = (e_vector) inthandler7;
IVR = 0x40; /* Set DragonBall IVR (interrupt base) to 64 */
/* turn off all interrupts */
IMR = ~0;
for (i = 0; (i < NR_IRQS); i++) {
irq_desc[i].status = IRQ_DISABLED;
irq_desc[i].action = NULL;
irq_desc[i].depth = 1;
irq_desc[i].chip = &intc_irq_chip;
}
}

35
kernel/arch/m68knommu/platform/68328/romvec.S Normal file
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@@ -0,0 +1,35 @@
/*
* linux/arch/m68knommu/platform/68328/romvec.S
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*
* Copyright 1996 Roman Zippel
* Copyright 1999 D. Jeff Dionne <jeff@rt-control.com>
* Copyright 2006 Greg Ungerer <gerg@snapgear.com>
*/
.global _start
.global _buserr
.global trap
.global system_call
.section .romvec
e_vectors:
.long CONFIG_RAMBASE+CONFIG_RAMSIZE-4, _start, buserr, trap
.long trap, trap, trap, trap
.long trap, trap, trap, trap
.long trap, trap, trap, trap
.long trap, trap, trap, trap
.long trap, trap, trap, trap
.long trap, trap, trap, trap
.long trap, trap, trap, trap
/* TRAP #0-15 */
.long system_call, trap, trap, trap
.long trap, trap, trap, trap
.long trap, trap, trap, trap
.long trap, trap, trap, trap
.long 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0

134
kernel/arch/m68knommu/platform/68328/timers.c Normal file
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/***************************************************************************/
/*
* linux/arch/m68knommu/platform/68328/timers.c
*
* Copyright (C) 1993 Hamish Macdonald
* Copyright (C) 1999 D. Jeff Dionne
* Copyright (C) 2001 Georges Menie, Ken Desmet
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*/
/***************************************************************************/
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/clocksource.h>
#include <asm/setup.h>
#include <asm/system.h>
#include <asm/pgtable.h>
#include <asm/machdep.h>
#include <asm/MC68VZ328.h>
/***************************************************************************/
#if defined(CONFIG_DRAGEN2)
/* with a 33.16 MHz clock, this will give usec resolution to the time functions */
#define CLOCK_SOURCE TCTL_CLKSOURCE_SYSCLK
#define CLOCK_PRE 7
#define TICKS_PER_JIFFY 41450
#elif defined(CONFIG_XCOPILOT_BUGS)
/*
* The only thing I know is that CLK32 is not available on Xcopilot
* I have little idea about what frequency SYSCLK has on Xcopilot.
* The values for prescaler and compare registers were simply
* taken from the original source
*/
#define CLOCK_SOURCE TCTL_CLKSOURCE_SYSCLK
#define CLOCK_PRE 2
#define TICKS_PER_JIFFY 0xd7e4
#else
/* default to using the 32Khz clock */
#define CLOCK_SOURCE TCTL_CLKSOURCE_32KHZ
#define CLOCK_PRE 31
#define TICKS_PER_JIFFY 10
#endif
static u32 m68328_tick_cnt;
/***************************************************************************/
static irqreturn_t hw_tick(int irq, void *dummy)
{
/* Reset Timer1 */
TSTAT &= 0;
m68328_tick_cnt += TICKS_PER_JIFFY;
return arch_timer_interrupt(irq, dummy);
}
/***************************************************************************/
static struct irqaction m68328_timer_irq = {
.name = "timer",
.flags = IRQF_DISABLED | IRQF_TIMER,
.handler = hw_tick,
};
/***************************************************************************/
static cycle_t m68328_read_clk(struct clocksource *cs)
{
unsigned long flags;
u32 cycles;
local_irq_save(flags);
cycles = m68328_tick_cnt + TCN;
local_irq_restore(flags);
return cycles;
}
/***************************************************************************/
static struct clocksource m68328_clk = {
.name = "timer",
.rating = 250,
.read = m68328_read_clk,
.shift = 20,
.mask = CLOCKSOURCE_MASK(32),
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
};
/***************************************************************************/
void hw_timer_init(void)
{
/* disable timer 1 */
TCTL = 0;
/* set ISR */
setup_irq(TMR_IRQ_NUM, &m68328_timer_irq);
/* Restart mode, Enable int, Set clock source */
TCTL = TCTL_OM | TCTL_IRQEN | CLOCK_SOURCE;
TPRER = CLOCK_PRE;
TCMP = TICKS_PER_JIFFY;
/* Enable timer 1 */
TCTL |= TCTL_TEN;
m68328_clk.mult = clocksource_hz2mult(TICKS_PER_JIFFY*HZ, m68328_clk.shift);
clocksource_register(&m68328_clk);
}
/***************************************************************************/
void m68328_timer_gettod(int *year, int *mon, int *day, int *hour, int *min, int *sec)
{
long now = RTCTIME;
*year = *mon = *day = 1;
*hour = (now >> 24) % 24;
*min = (now >> 16) % 60;
*sec = now % 60;
}
/***************************************************************************/