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-rw-r--r--arch/sh/boot/.gitignore5
-rw-r--r--arch/sh/boot/Makefile70
-rw-r--r--arch/sh/boot/compressed/.gitignore1
-rw-r--r--arch/sh/boot/compressed/Makefile34
-rw-r--r--arch/sh/boot/compressed/cache.c2
-rw-r--r--arch/sh/boot/compressed/head_32.S10
-rw-r--r--arch/sh/boot/compressed/install.sh4
-rw-r--r--arch/sh/boot/compressed/misc.c134
-rw-r--r--arch/sh/boot/compressed/misc_32.c206
-rw-r--r--arch/sh/boot/compressed/misc_64.c210
-rw-r--r--arch/sh/boot/compressed/piggy.S8
-rw-r--r--arch/sh/boot/compressed/vmlinux.scr10
-rw-r--r--arch/sh/boot/romimage/Makefile30
-rw-r--r--arch/sh/boot/romimage/head.S84
-rw-r--r--arch/sh/boot/romimage/mmcif-sh7724.c72
-rw-r--r--arch/sh/boot/romimage/vmlinux.scr8
16 files changed, 426 insertions, 462 deletions
diff --git a/arch/sh/boot/.gitignore b/arch/sh/boot/.gitignore
index aad5edddf93b..541087d2029c 100644
--- a/arch/sh/boot/.gitignore
+++ b/arch/sh/boot/.gitignore
@@ -1,4 +1,3 @@
zImage
-vmlinux.srec
-uImage
-uImage.srec
+vmlinux*
+uImage*
diff --git a/arch/sh/boot/Makefile b/arch/sh/boot/Makefile
index 78efb04c28f3..1ce63624c9b9 100644
--- a/arch/sh/boot/Makefile
+++ b/arch/sh/boot/Makefile
@@ -20,8 +20,17 @@ CONFIG_BOOT_LINK_OFFSET ?= 0x00800000
CONFIG_ZERO_PAGE_OFFSET ?= 0x00001000
CONFIG_ENTRY_OFFSET ?= 0x00001000
-targets := zImage vmlinux.srec uImage uImage.srec
-subdir- := compressed
+suffix-y := bin
+suffix-$(CONFIG_KERNEL_GZIP) := gz
+suffix-$(CONFIG_KERNEL_BZIP2) := bz2
+suffix-$(CONFIG_KERNEL_LZMA) := lzma
+suffix-$(CONFIG_KERNEL_LZO) := lzo
+
+targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz \
+ uImage.bz2 uImage.lzma uImage.lzo uImage.bin
+extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \
+ vmlinux.bin.lzo
+subdir- := compressed romimage
$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
$(call if_changed,objcopy)
@@ -30,18 +39,15 @@ $(obj)/zImage: $(obj)/compressed/vmlinux FORCE
$(obj)/compressed/vmlinux: FORCE
$(Q)$(MAKE) $(build)=$(obj)/compressed $@
-KERNEL_MEMORY := 0x00000000
-ifeq ($(CONFIG_PMB_FIXED),y)
-KERNEL_MEMORY := $(shell /bin/bash -c 'printf "0x%08x" \
- $$[$(CONFIG_MEMORY_START) & 0x1fffffff]')
-endif
-ifeq ($(CONFIG_29BIT),y)
-KERNEL_MEMORY := $(shell /bin/bash -c 'printf "0x%08x" \
- $$[$(CONFIG_MEMORY_START)]')
-endif
+$(obj)/romImage: $(obj)/romimage/vmlinux FORCE
+ $(call if_changed,objcopy)
+ @echo ' Kernel: $@ is ready'
-export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
- CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET KERNEL_MEMORY
+$(obj)/romimage/vmlinux: $(obj)/zImage FORCE
+ $(Q)$(MAKE) $(build)=$(obj)/romimage $@
+
+KERNEL_MEMORY := $(shell /bin/bash -c 'printf "0x%08x" \
+ $$[$(CONFIG_MEMORY_START) & 0x1fffffff]')
KERNEL_LOAD := $(shell /bin/bash -c 'printf "0x%08x" \
$$[$(CONFIG_PAGE_OFFSET) + \
@@ -55,19 +61,39 @@ KERNEL_ENTRY := $(shell /bin/bash -c 'printf "0x%08x" \
quiet_cmd_uimage = UIMAGE $@
cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \
- -C gzip -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \
+ -C $(2) -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \
-n 'Linux-$(KERNELRELEASE)' -d $< $@
-$(obj)/uImage: $(obj)/vmlinux.bin.gz FORCE
- $(call if_changed,uimage)
- @echo ' Image $@ is ready'
-
$(obj)/vmlinux.bin: vmlinux FORCE
$(call if_changed,objcopy)
$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
$(call if_changed,gzip)
+$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
+ $(call if_changed,bzip2)
+
+$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
+ $(call if_changed,lzma)
+
+$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
+ $(call if_changed,lzo)
+
+$(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2
+ $(call if_changed,uimage,bzip2)
+
+$(obj)/uImage.gz: $(obj)/vmlinux.bin.gz
+ $(call if_changed,uimage,gzip)
+
+$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma
+ $(call if_changed,uimage,lzma)
+
+$(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo
+ $(call if_changed,uimage,lzo)
+
+$(obj)/uImage.bin: $(obj)/vmlinux.bin
+ $(call if_changed,uimage,none)
+
OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec
$(obj)/vmlinux.srec: $(obj)/compressed/vmlinux
$(call if_changed,objcopy)
@@ -76,5 +102,9 @@ OBJCOPYFLAGS_uImage.srec := -I binary -O srec
$(obj)/uImage.srec: $(obj)/uImage
$(call if_changed,objcopy)
-clean-files += uImage uImage.srec vmlinux.srec \
- vmlinux.bin vmlinux.bin.gz
+$(obj)/uImage: $(obj)/uImage.$(suffix-y)
+ @ln -sf $(notdir $<) $@
+ @echo ' Image $@ is ready'
+
+export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
+ CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET KERNEL_MEMORY suffix-y
diff --git a/arch/sh/boot/compressed/.gitignore b/arch/sh/boot/compressed/.gitignore
new file mode 100644
index 000000000000..2374a83d87b2
--- /dev/null
+++ b/arch/sh/boot/compressed/.gitignore
@@ -0,0 +1 @@
+vmlinux.bin.*
diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile
index 9531bf1b7c2f..cfa5a087a886 100644
--- a/arch/sh/boot/compressed/Makefile
+++ b/arch/sh/boot/compressed/Makefile
@@ -5,25 +5,29 @@
#
targets := vmlinux vmlinux.bin vmlinux.bin.gz \
- head_$(BITS).o misc_$(BITS).o piggy.o
+ vmlinux.bin.bz2 vmlinux.bin.lzma \
+ vmlinux.bin.lzo \
+ head_$(BITS).o misc.o piggy.o
-OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc_$(BITS).o $(obj)/cache.o
-
-ifdef CONFIG_SH_STANDARD_BIOS
-OBJECTS += $(obj)/../../kernel/sh_bios.o
-endif
+OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o
#
# IMAGE_OFFSET is the load offset of the compression loader
#
+ifeq ($(CONFIG_32BIT),y)
+IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
+ $$[$(CONFIG_MEMORY_START) + \
+ $(CONFIG_BOOT_LINK_OFFSET)]')
+else
IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
$$[$(CONFIG_PAGE_OFFSET) + \
$(KERNEL_MEMORY) + \
$(CONFIG_BOOT_LINK_OFFSET)]')
+endif
LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
-ifeq ($(CONFIG_FUNCTION_TRACER),y)
+ifeq ($(CONFIG_MCOUNT),y)
ORIG_CFLAGS := $(KBUILD_CFLAGS)
KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS))
endif
@@ -38,10 +42,20 @@ $(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(LIBGCC) FORCE
$(obj)/vmlinux.bin: vmlinux FORCE
$(call if_changed,objcopy)
-$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
+vmlinux.bin.all-y := $(obj)/vmlinux.bin
+
+$(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE
$(call if_changed,gzip)
+$(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE
+ $(call if_changed,bzip2)
+$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE
+ $(call if_changed,lzma)
+$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE
+ $(call if_changed,lzo)
OBJCOPYFLAGS += -R .empty_zero_page
-$(obj)/piggy.o: $(obj)/piggy.S $(obj)/vmlinux.bin.gz FORCE
- $(call if_changed,as_o_S)
+LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T
+
+$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE
+ $(call if_changed,ld)
diff --git a/arch/sh/boot/compressed/cache.c b/arch/sh/boot/compressed/cache.c
index e27fc74f228c..d0b77b68a4d0 100644
--- a/arch/sh/boot/compressed/cache.c
+++ b/arch/sh/boot/compressed/cache.c
@@ -5,7 +5,7 @@ int cache_control(unsigned int command)
for (i = 0; i < (32 * 1024); i += 32) {
(void)*p;
- p += (32 / sizeof (int));
+ p += (32 / sizeof(int));
}
return 0;
diff --git a/arch/sh/boot/compressed/head_32.S b/arch/sh/boot/compressed/head_32.S
index 06ac31f3be88..3e150326f1fd 100644
--- a/arch/sh/boot/compressed/head_32.S
+++ b/arch/sh/boot/compressed/head_32.S
@@ -22,7 +22,7 @@ startup:
bt clear_bss
sub r0, r2
mov.l bss_start_addr, r0
- mov #0xe0, r1
+ mov #0xffffffe0, r1
and r1, r0 ! align cache line
mov.l text_start_addr, r3
mov r0, r1
@@ -91,13 +91,19 @@ bss_start_addr:
end_addr:
.long _end
init_sr:
- .long 0x400000F0 /* Privileged mode, Bank=0, Block=0, IMASK=0xF */
+ .long 0x500000F0 /* Privileged mode, Bank=0, Block=1, IMASK=0xF */
+kexec_magic:
+ .long 0x400000F0 /* magic used by kexec to parse zImage format */
init_stack_addr:
.long stack_start
decompress_kernel_addr:
.long decompress_kernel
kernel_start_addr:
+#ifdef CONFIG_32BIT
+ .long ___pa(_text+PAGE_SIZE)
+#else
.long _text+PAGE_SIZE
+#endif
.align 9
fake_headers_as_bzImage:
diff --git a/arch/sh/boot/compressed/install.sh b/arch/sh/boot/compressed/install.sh
index 90589f0fec12..f9f41818b17e 100644
--- a/arch/sh/boot/compressed/install.sh
+++ b/arch/sh/boot/compressed/install.sh
@@ -23,8 +23,8 @@
# User may have a custom install script
-if [ -x /sbin/installkernel ]; then
- exec /sbin/installkernel "$@"
+if [ -x /sbin/${INSTALLKERNEL} ]; then
+ exec /sbin/${INSTALLKERNEL} "$@"
fi
if [ "$2" = "zImage" ]; then
diff --git a/arch/sh/boot/compressed/misc.c b/arch/sh/boot/compressed/misc.c
new file mode 100644
index 000000000000..27140a6b365d
--- /dev/null
+++ b/arch/sh/boot/compressed/misc.c
@@ -0,0 +1,134 @@
+/*
+ * arch/sh/boot/compressed/misc.c
+ *
+ * This is a collection of several routines from gzip-1.0.3
+ * adapted for Linux.
+ *
+ * malloc by Hannu Savolainen 1993 and Matthias Urlichs 1994
+ *
+ * Adapted for SH by Stuart Menefy, Aug 1999
+ *
+ * Modified to use standard LinuxSH BIOS by Greg Banks 7Jul2000
+ */
+
+#include <asm/uaccess.h>
+#include <asm/addrspace.h>
+#include <asm/page.h>
+
+/*
+ * gzip declarations
+ */
+
+#define STATIC static
+
+#undef memset
+#undef memcpy
+#define memzero(s, n) memset ((s), 0, (n))
+
+/* cache.c */
+#define CACHE_ENABLE 0
+#define CACHE_DISABLE 1
+int cache_control(unsigned int command);
+
+extern char input_data[];
+extern int input_len;
+static unsigned char *output;
+
+static void error(char *m);
+
+int puts(const char *);
+
+extern int _text; /* Defined in vmlinux.lds.S */
+extern int _end;
+static unsigned long free_mem_ptr;
+static unsigned long free_mem_end_ptr;
+
+#ifdef CONFIG_HAVE_KERNEL_BZIP2
+#define HEAP_SIZE 0x400000
+#else
+#define HEAP_SIZE 0x10000
+#endif
+
+#ifdef CONFIG_KERNEL_GZIP
+#include "../../../../lib/decompress_inflate.c"
+#endif
+
+#ifdef CONFIG_KERNEL_BZIP2
+#include "../../../../lib/decompress_bunzip2.c"
+#endif
+
+#ifdef CONFIG_KERNEL_LZMA
+#include "../../../../lib/decompress_unlzma.c"
+#endif
+
+#ifdef CONFIG_KERNEL_LZO
+#include "../../../../lib/decompress_unlzo.c"
+#endif
+
+int puts(const char *s)
+{
+ /* This should be updated to use the sh-sci routines */
+ return 0;
+}
+
+void* memset(void* s, int c, size_t n)
+{
+ int i;
+ char *ss = (char*)s;
+
+ for (i=0;i<n;i++) ss[i] = c;
+ return s;
+}
+
+void* memcpy(void* __dest, __const void* __src,
+ size_t __n)
+{
+ int i;
+ char *d = (char *)__dest, *s = (char *)__src;
+
+ for (i=0;i<__n;i++) d[i] = s[i];
+ return __dest;
+}
+
+static void error(char *x)
+{
+ puts("\n\n");
+ puts(x);
+ puts("\n\n -- System halted");
+
+ while(1); /* Halt */
+}
+
+#ifdef CONFIG_SUPERH64
+#define stackalign 8
+#else
+#define stackalign 4
+#endif
+
+#define STACK_SIZE (4096)
+long __attribute__ ((aligned(stackalign))) user_stack[STACK_SIZE];
+long *stack_start = &user_stack[STACK_SIZE];
+
+void decompress_kernel(void)
+{
+ unsigned long output_addr;
+
+#ifdef CONFIG_SUPERH64
+ output_addr = (CONFIG_MEMORY_START + 0x2000);
+#else
+ output_addr = __pa((unsigned long)&_text+PAGE_SIZE);
+#if defined(CONFIG_29BIT)
+ output_addr |= P2SEG;
+#endif
+#endif
+
+ output = (unsigned char *)output_addr;
+ free_mem_ptr = (unsigned long)&_end;
+ free_mem_end_ptr = free_mem_ptr + HEAP_SIZE;
+
+ puts("Uncompressing Linux... ");
+ cache_control(CACHE_ENABLE);
+ decompress(input_data, input_len, NULL, NULL, output, NULL, error);
+ cache_control(CACHE_DISABLE);
+ puts("Ok, booting the kernel.\n");
+}
diff --git a/arch/sh/boot/compressed/misc_32.c b/arch/sh/boot/compressed/misc_32.c
deleted file mode 100644
index efdba6b29572..000000000000
--- a/arch/sh/boot/compressed/misc_32.c
+++ /dev/null
@@ -1,206 +0,0 @@
-/*
- * arch/sh/boot/compressed/misc.c
- *
- * This is a collection of several routines from gzip-1.0.3
- * adapted for Linux.
- *
- * malloc by Hannu Savolainen 1993 and Matthias Urlichs 1994
- *
- * Adapted for SH by Stuart Menefy, Aug 1999
- *
- * Modified to use standard LinuxSH BIOS by Greg Banks 7Jul2000
- */
-
-#include <asm/uaccess.h>
-#include <asm/addrspace.h>
-#include <asm/page.h>
-#ifdef CONFIG_SH_STANDARD_BIOS
-#include <asm/sh_bios.h>
-#endif
-
-/*
- * gzip declarations
- */
-
-#define OF(args) args
-#define STATIC static
-
-#undef memset
-#undef memcpy
-#define memzero(s, n) memset ((s), 0, (n))
-
-typedef unsigned char uch;
-typedef unsigned short ush;
-typedef unsigned long ulg;
-
-#define WSIZE 0x8000 /* Window size must be at least 32k, */
- /* and a power of two */
-
-static uch *inbuf; /* input buffer */
-static uch window[WSIZE]; /* Sliding window buffer */
-
-static unsigned insize = 0; /* valid bytes in inbuf */
-static unsigned inptr = 0; /* index of next byte to be processed in inbuf */
-static unsigned outcnt = 0; /* bytes in output buffer */
-
-/* gzip flag byte */
-#define ASCII_FLAG 0x01 /* bit 0 set: file probably ASCII text */
-#define CONTINUATION 0x02 /* bit 1 set: continuation of multi-part gzip file */
-#define EXTRA_FIELD 0x04 /* bit 2 set: extra field present */
-#define ORIG_NAME 0x08 /* bit 3 set: original file name present */
-#define COMMENT 0x10 /* bit 4 set: file comment present */
-#define ENCRYPTED 0x20 /* bit 5 set: file is encrypted */
-#define RESERVED 0xC0 /* bit 6,7: reserved */
-
-#define get_byte() (inptr < insize ? inbuf[inptr++] : fill_inbuf())
-
-/* Diagnostic functions */
-#ifdef DEBUG
-# define Assert(cond,msg) {if(!(cond)) error(msg);}
-# define Trace(x) fprintf x
-# define Tracev(x) {if (verbose) fprintf x ;}
-# define Tracevv(x) {if (verbose>1) fprintf x ;}
-# define Tracec(c,x) {if (verbose && (c)) fprintf x ;}
-# define Tracecv(c,x) {if (verbose>1 && (c)) fprintf x ;}
-#else
-# define Assert(cond,msg)
-# define Trace(x)
-# define Tracev(x)
-# define Tracevv(x)
-# define Tracec(c,x)
-# define Tracecv(c,x)
-#endif
-
-static int fill_inbuf(void);
-static void flush_window(void);
-static void error(char *m);
-
-extern char input_data[];
-extern int input_len;
-
-static long bytes_out = 0;
-static uch *output_data;
-static unsigned long output_ptr = 0;
-
-static void error(char *m);
-
-int puts(const char *);
-
-extern int _text; /* Defined in vmlinux.lds.S */
-extern int _end;
-static unsigned long free_mem_ptr;
-static unsigned long free_mem_end_ptr;
-
-#define HEAP_SIZE 0x10000
-
-#include "../../../../lib/inflate.c"
-
-#ifdef CONFIG_SH_STANDARD_BIOS
-size_t strlen(const char *s)
-{
- int i = 0;
-
- while (*s++)
- i++;
- return i;
-}
-
-int puts(const char *s)
-{
- int len = strlen(s);
- sh_bios_console_write(s, len);
- return len;
-}
-#else
-int puts(const char *s)
-{
- /* This should be updated to use the sh-sci routines */
- return 0;
-}
-#endif
-
-void* memset(void* s, int c, size_t n)
-{
- int i;
- char *ss = (char*)s;
-
- for (i=0;i<n;i++) ss[i] = c;
- return s;
-}
-
-void* memcpy(void* __dest, __const void* __src,
- size_t __n)
-{
- int i;
- char *d = (char *)__dest, *s = (char *)__src;
-
- for (i=0;i<__n;i++) d[i] = s[i];
- return __dest;
-}
-
-/* ===========================================================================
- * Fill the input buffer. This is called only when the buffer is empty
- * and at least one byte is really needed.
- */
-static int fill_inbuf(void)
-{
- if (insize != 0) {
- error("ran out of input data");
- }
-
- inbuf = input_data;
- insize = input_len;
- inptr = 1;
- return inbuf[0];
-}
-
-/* ===========================================================================
- * Write the output window window[0..outcnt-1] and update crc and bytes_out.
- * (Used for the decompressed data only.)
- */
-static void flush_window(void)
-{
- ulg c = crc; /* temporary variable */
- unsigned n;
- uch *in, *out, ch;
-
- in = window;
- out = &output_data[output_ptr];
- for (n = 0; n < outcnt; n++) {
- ch = *out++ = *in++;
- c = crc_32_tab[((int)c ^ ch) & 0xff] ^ (c >> 8);
- }
- crc = c;
- bytes_out += (ulg)outcnt;
- output_ptr += (ulg)outcnt;
- outcnt = 0;
-}
-
-static void error(char *x)
-{
- puts("\n\n");
- puts(x);
- puts("\n\n -- System halted");
-
- while(1); /* Halt */
-}
-
-#define STACK_SIZE (4096)
-long user_stack [STACK_SIZE];
-long* stack_start = &user_stack[STACK_SIZE];
-
-void decompress_kernel(void)
-{
- output_data = NULL;
- output_ptr = PHYSADDR((unsigned long)&_text+PAGE_SIZE);
-#ifdef CONFIG_29BIT
- output_ptr |= P2SEG;
-#endif
- free_mem_ptr = (unsigned long)&_end;
- free_mem_end_ptr = free_mem_ptr + HEAP_SIZE;
-
- makecrc();
- puts("Uncompressing Linux... ");
- gunzip();
- puts("Ok, booting the kernel.\n");
-}
diff --git a/arch/sh/boot/compressed/misc_64.c b/arch/sh/boot/compressed/misc_64.c
deleted file mode 100644
index 2941657e18aa..000000000000
--- a/arch/sh/boot/compressed/misc_64.c
+++ /dev/null
@@ -1,210 +0,0 @@
-/*
- * arch/sh/boot/compressed/misc_64.c
- *
- * This is a collection of several routines from gzip-1.0.3
- * adapted for Linux.
- *
- * malloc by Hannu Savolainen 1993 and Matthias Urlichs 1994
- *
- * Adapted for SHmedia from sh by Stuart Menefy, May 2002
- */
-
-#include <asm/uaccess.h>
-
-/* cache.c */
-#define CACHE_ENABLE 0
-#define CACHE_DISABLE 1
-int cache_control(unsigned int command);
-
-/*
- * gzip declarations
- */
-
-#define OF(args) args
-#define STATIC static
-
-#undef memset
-#undef memcpy
-#define memzero(s, n) memset ((s), 0, (n))
-
-typedef unsigned char uch;
-typedef unsigned short ush;
-typedef unsigned long ulg;
-
-#define WSIZE 0x8000 /* Window size must be at least 32k, */
- /* and a power of two */
-
-static uch *inbuf; /* input buffer */
-static uch window[WSIZE]; /* Sliding window buffer */
-
-static unsigned insize = 0; /* valid bytes in inbuf */
-static unsigned inptr = 0; /* index of next byte to be processed in inbuf */
-static unsigned outcnt = 0; /* bytes in output buffer */
-
-/* gzip flag byte */
-#define ASCII_FLAG 0x01 /* bit 0 set: file probably ASCII text */
-#define CONTINUATION 0x02 /* bit 1 set: continuation of multi-part gzip file */
-#define EXTRA_FIELD 0x04 /* bit 2 set: extra field present */
-#define ORIG_NAME 0x08 /* bit 3 set: original file name present */
-#define COMMENT 0x10 /* bit 4 set: file comment present */
-#define ENCRYPTED 0x20 /* bit 5 set: file is encrypted */
-#define RESERVED 0xC0 /* bit 6,7: reserved */
-
-#define get_byte() (inptr < insize ? inbuf[inptr++] : fill_inbuf())
-
-/* Diagnostic functions */
-#ifdef DEBUG
-# define Assert(cond,msg) {if(!(cond)) error(msg);}
-# define Trace(x) fprintf x
-# define Tracev(x) {if (verbose) fprintf x ;}
-# define Tracevv(x) {if (verbose>1) fprintf x ;}
-# define Tracec(c,x) {if (verbose && (c)) fprintf x ;}
-# define Tracecv(c,x) {if (verbose>1 && (c)) fprintf x ;}
-#else
-# define Assert(cond,msg)
-# define Trace(x)
-# define Tracev(x)
-# define Tracevv(x)
-# define Tracec(c,x)
-# define Tracecv(c,x)
-#endif
-
-static int fill_inbuf(void);
-static void flush_window(void);
-static void error(char *m);
-
-extern char input_data[];
-extern int input_len;
-
-static long bytes_out = 0;
-static uch *output_data;
-static unsigned long output_ptr = 0;
-
-static void error(char *m);
-
-static void puts(const char *);
-
-extern int _text; /* Defined in vmlinux.lds.S */
-extern int _end;
-static unsigned long free_mem_ptr;
-static unsigned long free_mem_end_ptr;
-
-#define HEAP_SIZE 0x10000
-
-#include "../../../../lib/inflate.c"
-
-void puts(const char *s)
-{
-}
-
-void *memset(void *s, int c, size_t n)
-{
- int i;
- char *ss = (char *) s;
-
- for (i = 0; i < n; i++)
- ss[i] = c;
- return s;
-}
-
-void *memcpy(void *__dest, __const void *__src, size_t __n)
-{
- int i;
- char *d = (char *) __dest, *s = (char *) __src;
-
- for (i = 0; i < __n; i++)
- d[i] = s[i];
- return __dest;
-}
-
-/* ===========================================================================
- * Fill the input buffer. This is called only when the buffer is empty
- * and at least one byte is really needed.
- */
-static int fill_inbuf(void)
-{
- if (insize != 0) {
- error("ran out of input data\n");
- }
-
- inbuf = input_data;
- insize = input_len;
- inptr = 1;
- return inbuf[0];
-}
-
-/* ===========================================================================
- * Write the output window window[0..outcnt-1] and update crc and bytes_out.
- * (Used for the decompressed data only.)
- */
-static void flush_window(void)
-{
- ulg c = crc; /* temporary variable */
- unsigned n;
- uch *in, *out, ch;
-
- in = window;
- out = &output_data[output_ptr];
- for (n = 0; n < outcnt; n++) {
- ch = *out++ = *in++;
- c = crc_32_tab[((int) c ^ ch) & 0xff] ^ (c >> 8);
- }
- crc = c;
- bytes_out += (ulg) outcnt;
- output_ptr += (ulg) outcnt;
- outcnt = 0;
- puts(".");
-}
-
-static void error(char *x)
-{
- puts("\n\n");
- puts(x);
- puts("\n\n -- System halted");
-
- while (1) ; /* Halt */
-}
-
-#define STACK_SIZE (4096)
-long __attribute__ ((aligned(8))) user_stack[STACK_SIZE];
-long *stack_start = &user_stack[STACK_SIZE];
-
-void decompress_kernel(void)
-{
- output_data = (uch *) (CONFIG_MEMORY_START + 0x2000);
- free_mem_ptr = (unsigned long) &_end;
- free_mem_end_ptr = free_mem_ptr + HEAP_SIZE;
-
- makecrc();
- puts("Uncompressing Linux... ");
- cache_control(CACHE_ENABLE);
- gunzip();
- puts("\n");
-
-#if 0
- /* When booting from ROM may want to do something like this if the
- * boot loader doesn't.
- */
-
- /* Set up the parameters and command line */
- {
- volatile unsigned int *parambase =
- (int *) (CONFIG_MEMORY_START + 0x1000);
-
- parambase[0] = 0x1; /* MOUNT_ROOT_RDONLY */
- parambase[1] = 0x0; /* RAMDISK_FLAGS */
- parambase[2] = 0x0200; /* ORIG_ROOT_DEV */
- parambase[3] = 0x0; /* LOADER_TYPE */
- parambase[4] = 0x0; /* INITRD_START */
- parambase[5] = 0x0; /* INITRD_SIZE */
- parambase[6] = 0;
-
- strcpy((char *) ((int) parambase + 0x100),
- "console=ttySC0,38400");
- }
-#endif
-
- puts("Ok, booting the kernel.\n");
-
- cache_control(CACHE_DISABLE);
-}
diff --git a/arch/sh/boot/compressed/piggy.S b/arch/sh/boot/compressed/piggy.S
deleted file mode 100644
index 566071926b13..000000000000
--- a/arch/sh/boot/compressed/piggy.S
+++ /dev/null
@@ -1,8 +0,0 @@
- .global input_len, input_data
- .data
-input_len:
- .long input_data_end - input_data
-input_data:
- .incbin "arch/sh/boot/compressed/vmlinux.bin.gz"
-input_data_end:
- .end
diff --git a/arch/sh/boot/compressed/vmlinux.scr b/arch/sh/boot/compressed/vmlinux.scr
new file mode 100644
index 000000000000..862d74808236
--- /dev/null
+++ b/arch/sh/boot/compressed/vmlinux.scr
@@ -0,0 +1,10 @@
+SECTIONS
+{
+ .rodata..compressed : {
+ input_len = .;
+ LONG(input_data_end - input_data) input_data = .;
+ *(.data)
+ output_len = . - 4;
+ input_data_end = .;
+ }
+}
diff --git a/arch/sh/boot/romimage/Makefile b/arch/sh/boot/romimage/Makefile
new file mode 100644
index 000000000000..2216ee57f251
--- /dev/null
+++ b/arch/sh/boot/romimage/Makefile
@@ -0,0 +1,30 @@
+#
+# linux/arch/sh/boot/romimage/Makefile
+#
+# create an romImage file suitable for burning to flash/mmc from zImage
+#
+
+targets := vmlinux head.o zeropage.bin piggy.o
+load-y := 0
+
+mmcif-load-$(CONFIG_CPU_SUBTYPE_SH7724) := 0xe5200000 # ILRAM
+mmcif-obj-$(CONFIG_CPU_SUBTYPE_SH7724) := $(obj)/mmcif-sh7724.o
+load-$(CONFIG_ROMIMAGE_MMCIF) := $(mmcif-load-y)
+obj-$(CONFIG_ROMIMAGE_MMCIF) := $(mmcif-obj-y)
+
+LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(load-y) -e romstart \
+ -T $(obj)/../../kernel/vmlinux.lds
+
+$(obj)/vmlinux: $(obj)/head.o $(obj-y) $(obj)/piggy.o FORCE
+ $(call if_changed,ld)
+ @:
+
+OBJCOPYFLAGS += -j .empty_zero_page
+
+$(obj)/zeropage.bin: vmlinux FORCE
+ $(call if_changed,objcopy)
+
+LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T
+
+$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/zeropage.bin arch/sh/boot/zImage FORCE
+ $(call if_changed,ld)
diff --git a/arch/sh/boot/romimage/head.S b/arch/sh/boot/romimage/head.S
new file mode 100644
index 000000000000..4671d1b82150
--- /dev/null
+++ b/arch/sh/boot/romimage/head.S
@@ -0,0 +1,84 @@
+/*
+ * linux/arch/sh/boot/romimage/head.S
+ *
+ * Board specific setup code, executed before zImage loader
+ */
+
+.text
+ #include <asm/page.h>
+
+ .global romstart
+romstart:
+ /* include board specific setup code */
+#include <mach/romimage.h>
+
+#ifdef CONFIG_ROMIMAGE_MMCIF
+ /* load the romImage to above the empty zero page */
+ mov.l empty_zero_page_dst, r4
+ mov.l empty_zero_page_dst_adj, r5
+ add r5, r4
+ mov.l bytes_to_load, r5
+ mov.l loader_function, r7
+ jsr @r7
+ mov r4, r15
+
+ mov.l empty_zero_page_dst, r4
+ mov.l empty_zero_page_dst_adj, r5
+ add r5, r4
+ mov.l loaded_code_offs, r5
+ add r5, r4
+ jmp @r4
+ nop
+
+ .balign 4
+empty_zero_page_dst_adj:
+ .long PAGE_SIZE
+bytes_to_load:
+ .long end_data - romstart
+loader_function:
+ .long mmcif_loader
+loaded_code_offs:
+ .long loaded_code - romstart
+loaded_code:
+#endif /* CONFIG_ROMIMAGE_MMCIF */
+
+ /* copy the empty_zero_page contents to where vmlinux expects it */
+ mova extra_data_pos, r0
+ mov.l extra_data_size, r1
+ add r1, r0
+ mov.l empty_zero_page_dst, r1
+ mov #(PAGE_SHIFT - 4), r4
+ mov #1, r3
+ shld r4, r3 /* r3 = PAGE_SIZE / 16 */
+
+1:
+ mov.l @r0, r4
+ mov.l @(4, r0), r5
+ mov.l @(8, r0), r6
+ mov.l @(12, r0), r7
+ add #16,r0
+ mov.l r4, @r1
+ mov.l r5, @(4, r1)
+ mov.l r6, @(8, r1)
+ mov.l r7, @(12, r1)
+ dt r3
+ add #16,r1
+ bf 1b
+
+ /* jump to the zImage entry point located after the zero page data */
+ mov #PAGE_SHIFT, r4
+ mov #1, r1
+ shld r4, r1
+ mova extra_data_pos, r0
+ add r1, r0
+ mov.l extra_data_size, r1
+ add r1, r0
+ jmp @r0
+ nop
+
+ .align 2
+empty_zero_page_dst:
+ .long _text
+extra_data_pos:
+extra_data_size:
+ .long zero_page_pos - extra_data_pos
diff --git a/arch/sh/boot/romimage/mmcif-sh7724.c b/arch/sh/boot/romimage/mmcif-sh7724.c
new file mode 100644
index 000000000000..14863d7292cb
--- /dev/null
+++ b/arch/sh/boot/romimage/mmcif-sh7724.c
@@ -0,0 +1,72 @@
+/*
+ * sh7724 MMCIF loader
+ *
+ * Copyright (C) 2010 Magnus Damm
+ *
+ * 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/mmc/sh_mmcif.h>
+#include <mach/romimage.h>
+
+#define MMCIF_BASE (void __iomem *)0xa4ca0000
+
+#define MSTPCR2 0xa4150038
+#define PTWCR 0xa4050146
+#define PTXCR 0xa4050148
+#define PSELA 0xa405014e
+#define PSELE 0xa4050156
+#define HIZCRC 0xa405015c
+#define DRVCRA 0xa405018a
+
+enum { MMCIF_PROGRESS_ENTER, MMCIF_PROGRESS_INIT,
+ MMCIF_PROGRESS_LOAD, MMCIF_PROGRESS_DONE };
+
+/* SH7724 specific MMCIF loader
+ *
+ * loads the romImage from an MMC card starting from block 512
+ * use the following line to write the romImage to an MMC card
+ * # dd if=arch/sh/boot/romImage of=/dev/sdx bs=512 seek=512
+ */
+asmlinkage void mmcif_loader(unsigned char *buf, unsigned long no_bytes)
+{
+ mmcif_update_progress(MMCIF_PROGRESS_ENTER);
+
+ /* enable clock to the MMCIF hardware block */
+ __raw_writel(__raw_readl(MSTPCR2) & ~0x20000000, MSTPCR2);
+
+ /* setup pins D7-D0 */
+ __raw_writew(0x0000, PTWCR);
+
+ /* setup pins MMC_CLK, MMC_CMD */
+ __raw_writew(__raw_readw(PTXCR) & ~0x000f, PTXCR);
+
+ /* select D3-D0 pin function */
+ __raw_writew(__raw_readw(PSELA) & ~0x2000, PSELA);
+
+ /* select D7-D4 pin function */
+ __raw_writew(__raw_readw(PSELE) & ~0x3000, PSELE);
+
+ /* disable Hi-Z for the MMC pins */
+ __raw_writew(__raw_readw(HIZCRC) & ~0x0620, HIZCRC);
+
+ /* high drive capability for MMC pins */
+ __raw_writew(__raw_readw(DRVCRA) | 0x3000, DRVCRA);
+
+ mmcif_update_progress(MMCIF_PROGRESS_INIT);
+
+ /* setup MMCIF hardware */
+ sh_mmcif_boot_init(MMCIF_BASE);
+
+ mmcif_update_progress(MMCIF_PROGRESS_LOAD);
+
+ /* load kernel via MMCIF interface */
+ sh_mmcif_boot_slurp(MMCIF_BASE, buf, no_bytes);
+
+ /* disable clock to the MMCIF hardware block */
+ __raw_writel(__raw_readl(MSTPCR2) | 0x20000000, MSTPCR2);
+
+ mmcif_update_progress(MMCIF_PROGRESS_DONE);
+}
diff --git a/arch/sh/boot/romimage/vmlinux.scr b/arch/sh/boot/romimage/vmlinux.scr
new file mode 100644
index 000000000000..590394e2f5f2
--- /dev/null
+++ b/arch/sh/boot/romimage/vmlinux.scr
@@ -0,0 +1,8 @@
+SECTIONS
+{
+ .text : {
+ zero_page_pos = .;
+ *(.data)
+ end_data = .;
+ }
+}