[PATCH] toplevel SH update

This gets the toplevel arch/sh stuff in sync with the current SH 2.5
tree.

arch/sh/Makefile

-# $Id: Makefile,v 1.6 2000/06/10 03:03:52 gniibe Exp $
+# $Id: Makefile,v 1.17 2003/05/20 03:12:54 lethal Exp $
 #
 # 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 (C) 1999  Kaz Kojima
+# Copyright (C) 2002, 2003  Paul Mundt
+# Copyright (C) 2002  M. R. Brown
 #
 # This file is included by the global makefile so that you can add your own
 # architecture-specific flags and dependencies. Remember to do have actions
@@ -12,72 +14,116 @@
 # this architecture
 #
 
-ifdef CONFIG_CPU_LITTLE_ENDIAN
-CFLAGS		+= -ml
-AFLAGS		+= -ml
-# LDFLAGS_vmlinux	+= -EL
-LDFLAGS		:= -EL
-else
-CFLAGS		+= -mb
-AFLAGS		+= -mb
-# LDFLAGS_vmlinux	+= -EB
-LDFLAGS		:= -EB
+#
+# We don't necessarily agree with the top-level Makefile with regards to what
+# does and does not qualify as a noconfig_targets rule. In this case, we're
+# still dependant on .config settings in order for core-y (machdir-y in
+# particular) to resolve the proper directory. So we just manually include it
+# if it hasn't been already..
+# 
+ifndef include_config
+-include .config
 endif
 
-OBJCOPYFLAGS	:= -O binary -R .note -R .comment -R .stab -R .stabstr -S
+cpu-y				:= -mb
+cpu-$(CONFIG_CPU_LITTLE_ENDIAN)	:= -ml
 
-MODFLAGS	+=
+cpu-$(CONFIG_CPU_SH2)		+= -m2
+cpu-$(CONFIG_CPU_SH3)		+= -m3
+cpu-$(CONFIG_CPU_SH4)		+= -m4 -mno-implicit-fp
 
-#
-#
-
-ifdef CONFIG_CPU_SH3
-CFLAGS		+= -m3
-AFLAGS		+= -m3
+ifdef CONFIG_SH_KGDB
+CFLAGS :=$(CFLAGS:-fomit-frame-pointer=) -g
+AFLAGS += -g
+ifdef CONFIG_KGDB_MORE
+CFLAGS += $(shell echo $(CONFIG_KGDB_OPTIONS) | sed -e 's/"//g')
 endif
-ifdef CONFIG_CPU_SH4
-CFLAGS		+= -m4 -mno-implicit-fp
-AFLAGS		+= -m4 -mno-implicit-fp
 endif
 
+OBJCOPYFLAGS	:= -O binary -R .note -R .comment -R .stab -R .stabstr -S
+
 #
 # Choosing incompatible machines durings configuration will result in
 # error messages during linking.
 #
 LDFLAGS_vmlinux     += -e _stext
 
-ifdef LOADADDR
-LDFLAGS_vmlinux     += -Ttext $(word 1,$(LOADADDR))
+ifdef CONFIG_CPU_LITTLE_ENDIAN
+LDFLAGS_vmlinux     +=  --defsym 'jiffies=jiffies_64' -EL
+LDFLAGS_BLOB    :=--format binary --oformat elf32-sh-linux
+else
+LDFLAGS_vmlinux     +=  --defsym 'jiffies=jiffies_64+4' -EB
+LDFLAGS_BLOB    :=--format binary --oformat elf32-shbig-linux
 endif
 
-#
-CFLAGS		+= -pipe
+CFLAGS		+= -pipe $(cpu-y)
+AFLAGS		+= $(cpu-y)
 
 head-y := arch/sh/kernel/head.o arch/sh/kernel/init_task.o
 
 LIBGCC := $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
 
 core-y				+= arch/sh/kernel/ arch/sh/mm/
-core-$(CONFIG_SH_GENERIC)	+= arch/sh/stboards/
-core-$(CONFIG_SH_STB1_HARP)	+= arch/sh/stboards/
-core-$(CONFIG_SH_STB1_OVERDRIVE)+= arch/sh/stboards/
+
+# Boards
+machdir-$(CONFIG_SH_SOLUTION_ENGINE)		:= se/770x
+machdir-$(CONFIG_SH_7751_SOLUTION_ENGINE)	:= se/7751
+machdir-$(CONFIG_SH_STB1_HARP)			:= harp
+machdir-$(CONFIG_SH_STB1_OVERDRIVE)		:= overdrive
+machdir-$(CONFIG_SH_HP620)			:= hp6xx/hp620
+machdir-$(CONFIG_SH_HP680)			:= hp6xx/hp680
+machdir-$(CONFIG_SH_HP690)			:= hp6xx/hp690
+machdir-$(CONFIG_SH_CQREEK)			:= cqreek
+machdir-$(CONFIG_SH_DMIDA)			:= dmida
+machdir-$(CONFIG_SH_EC3104)			:= ec3104
+machdir-$(CONFIG_SH_SATURN)			:= saturn
+machdir-$(CONFIG_SH_DREAMCAST)			:= dreamcast
+machdir-$(CONFIG_SH_CAT68701)			:= cat68701
+machdir-$(CONFIG_SH_BIGSUR)			:= bigsur
+machdir-$(CONFIG_SH_SH2000)			:= sh2000
+machdir-$(CONFIG_SH_ADX)			:= adx
+machdir-$(CONFIG_SH_MPC1211)			:= mpc1211
+machdir-$(CONFIG_SH_UNKNOWN)			:= unknown
+
+incdir-y			:= $(machdir-y)
+
+incdir-$(CONFIG_SH_SOLUTION_ENGINE)		:= se
+incdir-$(CONFIG_SH_7751_SOLUTION_ENGINE)	:= se7751
+incdir-$(CONFIG_SH_HP600)			:= hp6xx
+
+core-y				+= arch/sh/boards/$(machdir-y)/
+
+# Companion chips
+core-$(CONFIG_HD64461)	+= arch/sh/cchips/hd6446x/hd64461/
+core-$(CONFIG_HD64465)	+= arch/sh/cchips/hd6446x/hd64465/
+
+cpuincdir-$(CONFIG_CPU_SH2)	:= cpu-sh2
+cpuincdir-$(CONFIG_CPU_SH3)	:= cpu-sh3
+cpuincdir-$(CONFIG_CPU_SH4)	:= cpu-sh4
+
 libs-y				+= arch/sh/lib/	$(LIBGCC)
 
-MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot
+boot := arch/sh/boot
 
 AFLAGS_vmlinux.lds.o := -traditional
 
+prepare: target_links
+
+.PHONY: target_links FORCE
+target_links:
+	@echo '  Making asm-sh/cpu -> asm-sh/$(cpuincdir-y) link'
+	@ln -sf $(cpuincdir-y) include/asm-sh/cpu
+
+	@echo '  Making asm-sh/mach -> asm-sh/$(incdir-y) link'
+	@ln -sf $(incdir-y) include/asm-sh/mach
+
+	$(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h
+
+BOOTIMAGE=arch/sh/boot/zImage
 zImage: vmlinux
-	@$(MAKEBOOT) zImage
+	$(Q)$(MAKE) $(build)=$(boot) $(BOOTIMAGE)
 
 compressed: zImage
 
-zdisk: vmlinux
-	@$(MAKEBOOT) zdisk
-
 archclean:
-	@$(MAKEBOOT) clean
-	$(MAKE) -C arch/$(ARCH)/kernel clean
-	$(MAKE) -C arch/$(ARCH)/stboards clean
-#	$(MAKE) -C arch/$(ARCH)/tools clean
-
+	$(Q)$(MAKE) $(clean)=$(boot)

arch/sh/boot/compressed/Makefile

@@ -4,40 +4,34 @@
 # create a compressed vmlinux image from the original vmlinux
 #
 
-HEAD = head.o
-SYSTEM = $(TOPDIR)/vmlinux
+targets		:= vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o
+EXTRA_AFLAGS	:= -traditional
 
-OBJECTS = $(HEAD) misc.o
+OBJECTS = $(obj)/head.o $(obj)/misc.o
 
 ifdef CONFIG_SH_STANDARD_BIOS
-OBJECTS += ../../kernel/sh_bios.o
+OBJECTS += $(obj)/../../kernel/sh_bios.o
 endif
 
-ZLDFLAGS = -e startup -T $(TOPDIR)/arch/sh/vmlinux.lds
-
 #
-# ZIMAGE_OFFSET is the load offset of the compression loader
+# IMAGE_OFFSET is the load offset of the compression loader
 #
-ZIMAGE_OFFSET = $(shell printf "0x%8x" $$[0x80000000+0x$(CONFIG_MEMORY_START)+0x200000+0x10000])
+IMAGE_OFFSET = $(shell printf "0x%8x" $$[0x80000000+0x$(CONFIG_MEMORY_START)+0x200000+0x10000])
 
-ZLINKFLAGS = -Ttext $(ZIMAGE_OFFSET) $(ZLDFLAGS)
+LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -e startup -T $(obj)/../../vmlinux.lds.s
 
-all: vmlinux
+$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o FORCE
+	$(call if_changed,ld)
+	@:
 
-vmlinux: piggy.o $(OBJECTS)
-	$(LD) $(LDFLAGS) $(ZLINKFLAGS) -o vmlinux $(OBJECTS) piggy.o
+$(obj)/vmlinux.bin: vmlinux FORCE
+	$(call if_changed,objcopy)
 
-head.o: head.S
-	$(CC) $(AFLAGS) -traditional -c head.S
+$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
+	$(call if_changed,gzip)
 
-piggy.o:	$(SYSTEM)
-	tmppiggy=_tmp_$$$$piggy; \
-	rm -f $$tmppiggy $$tmppiggy.gz $$tmppiggy.lnk; \
-	$(OBJCOPY) $(OBJCOPYFLAGS) -R .empty_zero_page $(SYSTEM) $$tmppiggy; \
-	gzip -f -9 < $$tmppiggy > $$tmppiggy.gz; \
-	echo "SECTIONS { .data : { input_len = .; LONG(input_data_end - input_data) input_data = .; *(.data) input_data_end = .; }}" > $$tmppiggy.lnk; \
-	$(LD) $(LDFLAGS) -r -o piggy.o -b binary $$tmppiggy.gz -b elf32-sh-linux -T $$tmppiggy.lnk; \
-	rm -f $$tmppiggy $$tmppiggy.gz $$tmppiggy.lnk
+LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh-linux -T
+OBJCOPYFLAGS += -R .empty_zero_page
 
-clean:
-	rm -f vmlinux _tmp_*
+$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE
+	$(call if_changed,ld)

arch/sh/vmlinux.lds.S

-/* $Id: vmlinux.lds.in,v 1.5 2001/07/27 11:45:55 gniibe Exp $
+/* $Id: vmlinux.lds.S,v 1.8 2003/05/16 17:18:14 lethal Exp $
  * ld script to make SuperH Linux kernel
  * Written by Niibe Yutaka
  */
@@ -7,16 +7,14 @@
 
 #ifdef CONFIG_CPU_LITTLE_ENDIAN
 OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux")
-jiffies = jiffies_64;        
 #else
 OUTPUT_FORMAT("elf32-shbig-linux", "elf32-shbig-linux", "elf32-shbig-linux")
-jiffies = jiffies_64 + 4;
 #endif
 OUTPUT_ARCH(sh)
 ENTRY(_start)
 SECTIONS
 {
-  . = 0x80000000 + CONFIG_MEMORY_START + 0x1000;
+  . = 0x80000000 + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET;
   _text = .;			/* Text and read-only data */
   text = .;			/* Text and read-only data */
   .empty_zero_page : {
@@ -42,6 +40,15 @@ SECTIONS
 	CONSTRUCTORS
 	}
 
+  . = ALIGN(4096);
+  .data.page_aligned : { *(.data.idt) }
+
+  . = ALIGN(32);
+  __per_cpu_start = .;
+  .data.percpu : { *(.data.percpu) }
+  __per_cpu_end = .;
+  .data.cacheline_aligned : { *(.data.cacheline_aligned) }
+
   _edata = .;			/* End of data section */
 
   . = ALIGN(8192);		/* init_task */
@@ -51,12 +58,17 @@ SECTIONS
 
   . = ALIGN(4096);		/* Init code and data */
   __init_begin = .;
-  .text.init : { *(.text.init) }
-  .data.init : { *(.data.init) }
+  _sinittext = .;
+  .init.text : { *(.init.text) }
+  _einittext = .;
+  .init.data : { *(.init.data) }
   . = ALIGN(16);
   __setup_start = .;
-  .setup.init : { *(.setup.init) }
+  .init.setup : { *(.init.setup) }
   __setup_end = .;
+  __start___param = .;
+  __param : { *(__param) }
+  __stop___param = .;
   __initcall_start = .;
   .initcall.init : {
 	*(.initcall1.init) 
@@ -72,27 +84,19 @@ SECTIONS
   .con_initcall.init : { *(.con_initcall.init) }
   __con_initcall_end = .;
   SECURITY_INIT
+  __initramfs_start = .;
+  .init.ramfs : { *(.init.ramfs) }
+  __initramfs_end = .;
   __machvec_start = .;
-  .machvec.init : { *(.machvec.init) }
+  .init.machvec : { *(.init.machvec) }
   __machvec_end = .;
   . = ALIGN(4096);
   __init_end = .;
 
-  . = ALIGN(4096);
-  .data.page_aligned : { *(.data.idt) }
-
-#ifdef CONFIG_CPU_SH3	
-  . = ALIGN(16);
-#else
-  . = ALIGN(32);
-#endif	
-  .data.cacheline_aligned : { *(.data.cacheline_aligned) }
-
   . = ALIGN(4);
   __bss_start = .;		/* BSS */
-  .bss : {
-	*(.bss)
-	}
+  .bss : { *(.bss) }
+
   . = ALIGN(4);
   _end = . ;
 
@@ -102,8 +106,8 @@ SECTIONS
    * it's a module.
    */
   /DISCARD/ : {
-	*(.text.exit)
-	*(.data.exit)
+	*(.exit.text)
+	*(.exit.data)
 	*(.exitcall.exit)
 	}