openwrt-xburst/target/linux/etrax/patches/100-compile_fixes.patch

Index: linux-2.6.25.4/arch/cris/arch-v10/boot/Makefile
===================================================================
--- linux-2.6.25.4.orig/arch/cris/arch-v10/boot/Makefile	2008-06-09 17:00:36.381498250 +0200
+++ linux-2.6.25.4/arch/cris/arch-v10/boot/Makefile	2008-06-09 17:00:40.967491000 +0200
@@ -2,7 +2,6 @@
 # arch/cris/arch-v10/boot/Makefile
 #
 
-OBJCOPY = objcopy-cris
 OBJCOPYFLAGS = -O binary --remove-section=.bss
 
 subdir- := compressed rescue
@@ -14,7 +13,6 @@
 
 $(obj)/compressed/vmlinux: $(obj)/Image FORCE
 	$(Q)$(MAKE) $(build)=$(obj)/compressed $@
-	$(Q)$(MAKE) $(build)=$(obj)/rescue $(obj)/rescue/rescue.bin
 
 $(obj)/zImage:  $(obj)/compressed/vmlinux
 	@cp $< $@
Index: linux-2.6.25.4/arch/cris/arch-v10/boot/compressed/Makefile
===================================================================
--- linux-2.6.25.4.orig/arch/cris/arch-v10/boot/compressed/Makefile	2008-06-09 17:00:36.381498250 +0200
+++ linux-2.6.25.4/arch/cris/arch-v10/boot/compressed/Makefile	2008-06-09 17:00:40.967491000 +0200
@@ -2,12 +2,10 @@
 # arch/cris/arch-v10/boot/compressed/Makefile
 #
 
-CC = gcc-cris -melf $(LINUXINCLUDE)
 ccflags-y += -O2
-LD = ld-cris
+LD = $(CROSS_COMPILE)ld -m criself
 ldflags-y += -T $(obj)/decompress.ld
 OBJECTS = $(obj)/head.o $(obj)/misc.o
-OBJCOPY = objcopy-cris
 OBJCOPYFLAGS = -O binary --remove-section=.bss
 
 quiet_cmd_image = BUILD   $@
@@ -22,10 +20,10 @@
 	$(call if_changed,objcopy)
 
 $(obj)/head.o: $(obj)/head.S .config
-	@$(CC) -D__ASSEMBLY__ -traditional -c $< -o $@
+	@$(CC) -D__ASSEMBLY__  -traditional -Wa,--em=criself -c $< -o $@
 
 $(obj)/misc.o: $(obj)/misc.c .config
-	@$(CC) -D__KERNEL__ -c $< -o $@
+	@$(CC) -D__KERNEL__ -Wa,--em=criself -c $< -o $@
 
 $(obj)/vmlinux: $(obj)/piggy.gz $(obj)/decompress.bin FORCE
 	$(call if_changed,image)
Index: linux-2.6.25.4/arch/cris/arch-v10/boot/compressed/misc.c
===================================================================
--- linux-2.6.25.4.orig/arch/cris/arch-v10/boot/compressed/misc.c	2008-06-09 17:00:36.381498250 +0200
+++ linux-2.6.25.4/arch/cris/arch-v10/boot/compressed/misc.c	2008-06-09 17:00:40.967491000 +0200
@@ -5,7 +5,7 @@
  * adapted for Linux.
  *
  * malloc by Hannu Savolainen 1993 and Matthias Urlichs 1994
- * puts by Nick Holloway 1993, better puts by Martin Mares 1995
+ * putstr by Nick Holloway 1993, better putstr by Martin Mares 1995
  * adaptation for Linux/CRIS Axis Communications AB, 1999
  *
  */
@@ -99,12 +99,12 @@
 static void gzip_mark(void **);
 static void gzip_release(void **);
  
-static void puts(const char *);
+static void putstr(const char *);
 
 /* the "heap" is put directly after the BSS ends, at end */
   
-extern int end;
-static long free_mem_ptr = (long)&end;
+extern int _end;
+static long free_mem_ptr = (long)&_end;
  
 #include "../../../../../lib/inflate.c"
 
@@ -139,7 +139,7 @@
 /* decompressor info and error messages to serial console */
 
 static void
-puts(const char *s)
+putstr(const char *s)
 {
 #ifndef CONFIG_ETRAX_DEBUG_PORT_NULL
 	while(*s) {
@@ -209,9 +209,9 @@
 static void
 error(char *x)
 {
-	puts("\n\n");
-	puts(x);
-	puts("\n\n -- System halted\n");
+	putstr("\n\n");
+	putstr(x);
+	putstr("\n\n -- System halted\n");
 
 	while(1);	/* Halt */
 }
@@ -257,14 +257,7 @@
 
 	makecrc();
 
-	__asm__ volatile ("move vr,%0" : "=rm" (revision));
-	if (revision < 10)
-	{
-		puts("You need an ETRAX 100LX to run linux 2.6\n");
-		while(1);
-	}
-
-	puts("Uncompressing Linux...\n");
+	putstr("Uncompressing Linux...\n");
 	gunzip();
-	puts("Done. Now booting the kernel.\n");
+	putstr("Done. Now booting the kernel.\n");
 }
Index: linux-2.6.25.4/arch/cris/arch-v10/mm/init.c
===================================================================
--- linux-2.6.25.4.orig/arch/cris/arch-v10/mm/init.c	2008-06-09 17:00:36.385496500 +0200
+++ linux-2.6.25.4/arch/cris/arch-v10/mm/init.c	2008-06-09 17:00:40.967491000 +0200
@@ -184,6 +184,9 @@
 
 	free_area_init_node(0, &contig_page_data, zones_size, PAGE_OFFSET >> PAGE_SHIFT, 0);
 }
+void free_initrd_mem(unsigned long start, unsigned long end)
+{
+}
 
 /* Initialize remaps of some I/O-ports. It is important that this
  * is called before any driver is initialized.
Index: linux-2.6.25.4/arch/cris/arch-v10/boot/compressed/head.S
===================================================================
--- linux-2.6.25.4.orig/arch/cris/arch-v10/boot/compressed/head.S	2008-06-09 17:00:36.385496500 +0200
+++ linux-2.6.25.4/arch/cris/arch-v10/boot/compressed/head.S	2008-06-09 17:00:40.971489250 +0200
@@ -10,13 +10,14 @@
 
 #define ASSEMBLER_MACROS_ONLY
 #include <asm/arch/sv_addr_ag.h>
+#include <linux/autoconf.h>
 
 #define RAM_INIT_MAGIC 0x56902387
 #define COMMAND_LINE_MAGIC 0x87109563
 
 	;; Exported symbols
 	
-	.globl	_input_data
+	.globl	input_data
 
 	
 	.text
@@ -26,7 +27,7 @@
 
 ;; We need to initialze DRAM registers before we start using the DRAM
 	
-	cmp.d	RAM_INIT_MAGIC, r8	; Already initialized?
+	cmp.d	RAM_INIT_MAGIC, $r8	; Already initialized?
 	beq	dram_init_finished
 	nop
 	
@@ -36,91 +37,91 @@
 		
 	;; Initiate the PA and PB ports
 
-	move.b   CONFIG_ETRAX_DEF_R_PORT_PA_DATA, r0
-	move.b   r0, [R_PORT_PA_DATA]
+	move.b   CONFIG_ETRAX_DEF_R_PORT_PA_DATA, $r0
+	move.b   $r0, [R_PORT_PA_DATA]
 
-	move.b   CONFIG_ETRAX_DEF_R_PORT_PA_DIR, r0
-	move.b   r0, [R_PORT_PA_DIR]
+	move.b   CONFIG_ETRAX_DEF_R_PORT_PA_DIR, $r0
+	move.b   $r0, [R_PORT_PA_DIR]
 
-	move.b   CONFIG_ETRAX_DEF_R_PORT_PB_DATA, r0
-	move.b   r0, [R_PORT_PB_DATA]
+	move.b   CONFIG_ETRAX_DEF_R_PORT_PB_DATA, $r0
+	move.b   $r0, [R_PORT_PB_DATA]
 
-	move.b   CONFIG_ETRAX_DEF_R_PORT_PB_DIR, r0
-	move.b   r0, [R_PORT_PB_DIR]
+	move.b   CONFIG_ETRAX_DEF_R_PORT_PB_DIR, $r0
+	move.b   $r0, [R_PORT_PB_DIR]
 
 	;; Setup the stack to a suitably high address.
 	;; We assume 8 MB is the minimum DRAM in an eLinux
 	;; product and put the sp at the top for now.
 
-	move.d	0x40800000, sp
+	move.d	0x40800000, $sp
 
 	;; Figure out where the compressed piggyback image is
 	;; in the flash (since we wont try to copy it to DRAM
 	;; before unpacking). It is at _edata, but in flash.
 	;; Use (_edata - basse) as offset to the current PC.
 	
-basse:	move.d	pc, r5
-	and.d	0x7fffffff, r5	; strip any non-cache bit
-	subq	2, r5		; compensate for the move.d pc instr
-	move.d	r5, r0		; save for later - flash address of 'basse'
-	add.d	_edata, r5
-	sub.d	basse, r5	; r5 = flash address of '_edata'
+basse:	move.d	$pc, $r5
+	and.d	0x7fffffff, $r5	; strip any non-cache bit
+	subq	2, $r5		; compensate for the move.d pc instr
+	move.d	$r5, $r0		; save for later - flash address of 'basse'
+	add.d	_edata, $r5
+	sub.d	basse, $r5	; r5 = flash address of '_edata'
 	
 	;; Copy text+data to DRAM
 	
-	move.d	basse, r1	; destination
-	move.d	_edata, r2	; end destination
-1:	move.w	[r0+], r3
-	move.w	r3, [r1+]
-	cmp.d	r2, r1
+	move.d	basse, $r1	; destination
+	move.d	_edata, $r2	; end destination
+1:	move.w	[$r0+], $r3
+	move.w	$r3, [$r1+]
+	cmp.d	$r2, $r1
 	bcs	1b
 	nop
 
-	move.d	r5, [_input_data] ; for the decompressor
+	move.d	$r5, [input_data] ; for the decompressor
 
 
 	;; Clear the decompressors BSS (between _edata and _end)
 	
-	moveq	0, r0
-	move.d	_edata, r1
-	move.d	_end, r2
-1:	move.w	r0, [r1+]
-	cmp.d	r2, r1
+	moveq	0, $r0
+	move.d	_edata, $r1
+	move.d	_end, $r2
+1:	move.w	$r0, [$r1+]
+	cmp.d	$r2, $r1
 	bcs	1b
 	nop
 
 	;;  Save command line magic and address.
-	move.d	_cmd_line_magic, $r12
+	move.d	cmd_line_magic, $r12
 	move.d  $r10, [$r12]
-	move.d	_cmd_line_addr, $r12
+	move.d	cmd_line_addr, $r12
 	move.d  $r11, [$r12]
 	
 	;; Do the decompression and save compressed size in _inptr
 
-	jsr	_decompress_kernel
+	jsr	decompress_kernel
 	
 	;; Put start address of root partition in r9 so the kernel can use it
 	;; when mounting from flash
 
-	move.d	[_input_data], r9	; flash address of compressed kernel
-	add.d	[_inptr], r9		; size of compressed kernel
+	move.d	[input_data], $r9	; flash address of compressed kernel
+	add.d	[inptr], $r9		; size of compressed kernel
 
 	;; Restore command line magic and address.
-	move.d  _cmd_line_magic, $r10
+	move.d  cmd_line_magic, $r10
 	move.d  [$r10], $r10
-	move.d  _cmd_line_addr, $r11
+	move.d  cmd_line_addr, $r11
 	move.d  [$r11], $r11
 
 	;; Enter the decompressed kernel
-	move.d	RAM_INIT_MAGIC, r8	; Tell kernel that DRAM is initialized
+	move.d	RAM_INIT_MAGIC, $r8	; Tell kernel that DRAM is initialized
 	jump	0x40004000	; kernel is linked to this address
 	
 	.data
 
-_input_data:
+input_data:
 	.dword	0		; used by the decompressor
-_cmd_line_magic:
+cmd_line_magic:
 	.dword 0
-_cmd_line_addr:
+cmd_line_addr:
 	.dword 0
 #include "../../lib/hw_settings.S"
Index: linux-2.6.25.4/arch/cris/arch-v10/boot/compressed/decompress.ld
===================================================================
--- linux-2.6.25.4.orig/arch/cris/arch-v10/boot/compressed/decompress.ld	2008-05-15 17:00:12.000000000 +0200
+++ linux-2.6.25.4/arch/cris/arch-v10/boot/compressed/decompress.ld	2008-06-09 17:12:54.930425750 +0200
@@ -1,4 +1,4 @@
-OUTPUT_FORMAT(elf32-us-cris)
+OUTPUT_FORMAT(elf32-cris)
 
 MEMORY 
 	{