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Subject[PATCH 2.5.65-ac1] Support PC-9800 subarchitecture (1/14) boot98 update
This is the patch to support NEC PC-9800 subarchitecture
against 2.5.65-ac1. (1/14)

Update arch/i386/Makefile and arch/i386/boot98/* to syncronize with 2.5.65.
Regards,
Osamu Tomita

diff -Nru linux-2.5.65-ac1/arch/i386/Makefile linux98-2.5.65/arch/i386/Makefile
--- linux-2.5.65-ac1/arch/i386/Makefile 2003-03-20 09:09:40.000000000 +0900
+++ linux98-2.5.65/arch/i386/Makefile 2003-03-18 10:51:26.000000000 +0900
@@ -65,10 +65,6 @@
mflags-$(CONFIG_X86_NUMAQ) := -Iinclude/asm-i386/mach-numaq
mcore-$(CONFIG_X86_NUMAQ) := mach-default

-# PC-9800 subarch support
-mflags-$(CONFIG_X86_PC9800) := -Iinclude/asm-i386/mach-pc9800
-mcore-$(CONFIG_X86_PC9800) := mach-pc9800
-
# BIGSMP subarch support
mflags-$(CONFIG_X86_BIGSMP) := -Iinclude/asm-i386/mach-bigsmp
mcore-$(CONFIG_X86_BIGSMP) := mach-default
@@ -77,6 +73,10 @@
mflags-$(CONFIG_X86_SUMMIT) := -Iinclude/asm-i386/mach-summit
mcore-$(CONFIG_X86_SUMMIT) := mach-default

+# PC-9800 subarch support
+mflags-$(CONFIG_X86_PC9800) := -Iinclude/asm-i386/mach-pc9800
+mcore-$(CONFIG_X86_PC9800) := mach-pc9800
+
# default subarch .h files
mflags-y += -Iinclude/asm-i386/mach-default

diff -Nru linux-2.5.65-ac1/arch/i386/boot98/Makefile linux98-2.5.65/arch/i386/boot98/Makefile
--- linux-2.5.65-ac1/arch/i386/boot98/Makefile 2003-03-20 09:09:40.000000000 +0900
+++ linux98-2.5.65/arch/i386/boot98/Makefile 2003-03-18 08:52:00.000000000 +0900
@@ -25,9 +25,8 @@

#RAMDISK := -DRAMDISK=512

-EXTRA_TARGETS := vmlinux.bin bootsect bootsect.o \
- setup setup.o zImage bzImage
-
+targets := vmlinux.bin bootsect bootsect.o setup setup.o \
+ zImage bzImage
subdir- := compressed

host-progs := tools/build
@@ -62,8 +61,36 @@
$(Q)$(MAKE) -f scripts/Makefile.build obj=$(obj)/compressed \
IMAGE_OFFSET=$(IMAGE_OFFSET) $@

-zdisk: $(BOOTIMAGE)
- dd bs=8192 if=$(BOOTIMAGE) of=/dev/fd0
+# Set this if you want to pass append arguments to the zdisk/fdimage kernel
+FDARGS =
+
+$(obj)/mtools.conf: $(src)/mtools.conf.in
+ sed -e 's|@OBJ@|$(obj)|g' < $< > $@
+
+# This requires write access to /dev/fd0
+zdisk: $(BOOTIMAGE) $(obj)/mtools.conf
+ MTOOLSRC=$(obj)/mtools.conf mformat a: ; sync
+ syslinux /dev/fd0 ; sync
+ echo 'default linux $(FDARGS)' | \
+ MTOOLSRC=$(src)/mtools.conf mcopy - a:syslinux.cfg
+ MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) a:linux ; sync
+
+# These require being root or having syslinux 2.02 or higher installed
+fdimage fdimage144: $(BOOTIMAGE) $(obj)/mtools.conf
+ dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=1440
+ MTOOLSRC=$(obj)/mtools.conf mformat v: ; sync
+ syslinux $(obj)/fdimage ; sync
+ echo 'default linux $(FDARGS)' | \
+ MTOOLSRC=$(obj)/mtools.conf mcopy - v:syslinux.cfg
+ MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) v:linux ; sync
+
+fdimage288: $(BOOTIMAGE) $(obj)/mtools.conf
+ dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=2880
+ MTOOLSRC=$(obj)/mtools.conf mformat w: ; sync
+ syslinux $(obj)/fdimage ; sync
+ echo 'default linux $(FDARGS)' | \
+ MTOOLSRC=$(obj)/mtools.conf mcopy - w:syslinux.cfg
+ MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) w:linux ; sync

zlilo: $(BOOTIMAGE)
if [ -f $(INSTALL_PATH)/vmlinuz ]; then mv $(INSTALL_PATH)/vmlinuz $(INSTALL_PATH)/vmlinuz.old; fi
diff -Nru linux-2.5.65-ac1/arch/i386/boot98/compressed/Makefile linux98-2.5.65/arch/i386/boot98/compressed/Makefile
--- linux-2.5.65-ac1/arch/i386/boot98/compressed/Makefile 2003-03-20 09:09:40.000000000 +0900
+++ linux98-2.5.65/arch/i386/boot98/compressed/Makefile 2003-03-18 08:52:00.000000000 +0900
@@ -4,7 +4,7 @@
# create a compressed vmlinux image from the original vmlinux
#

-EXTRA_TARGETS := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o
+targets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o
EXTRA_AFLAGS := -traditional

LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -e startup_32
diff -Nru linux-2.5.65/arch/i386/boot98/mtools.conf.in linux98-2.5.65/arch/i386/boot98/mtools.conf.in
--- linux-2.5.65/arch/i386/boot98/mtools.conf.in 1970-01-01 09:00:00.000000000 +0900
+++ linux98-2.5.65/arch/i386/boot98/mtools.conf.in 2003-03-18 08:52:00.000000000 +0900
@@ -0,0 +1,17 @@
+#
+# mtools configuration file for "make (b)zdisk"
+#
+
+# Actual floppy drive
+drive a:
+ file="/dev/fd0"
+
+# 1.44 MB floppy disk image
+drive v:
+ file="@OBJ@/fdimage" cylinders=80 heads=2 sectors=18 filter
+
+# 2.88 MB floppy disk image (mostly for virtual uses)
+drive w:
+ file="@OBJ@/fdimage" cylinders=80 heads=2 sectors=36 filter
+
+
diff -Nru linux-2.5.65-ac1/arch/i386/boot98/tools/build.c linux98-2.5.65/arch/i386/boot98/tools/build.c
--- linux-2.5.65-ac1/arch/i386/boot98/tools/build.c 2003-03-20 09:09:40.000000000 +0900
+++ linux98-2.5.65/arch/i386/boot98/tools/build.c 2003-03-18 10:39:05.000000000 +0900
@@ -149,13 +149,10 @@
sz = sb.st_size;
fprintf (stderr, "System is %d kB\n", sz/1024);
sys_size = (sz + 15) / 16;
- /* 0x28000*16 = 2.5 MB, conservative estimate for the current maximum */
- if (sys_size > (is_big_kernel ? 0x28000 : DEF_SYSSIZE))
+ /* 0x40000*16 = 4.0 MB, reasonable estimate for the current maximum */
+ if (sys_size > (is_big_kernel ? 0x40000 : DEF_SYSSIZE))
die("System is too big. Try using %smodules.",
is_big_kernel ? "" : "bzImage or ");
- if (sys_size > 0xefff)
- fprintf(stderr,"warning: kernel is too big for standalone boot "
- "from floppy\n");
while (sz > 0) {
int l, n;

-
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