-#
-# linux/arch/sh/boot/compressed/Makefile
-#
-# create a compressed vmlinux image from the original vmlinux
-#
-
-targets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o
-EXTRA_AFLAGS := -traditional
-
-OBJECTS = $(obj)/head.o $(obj)/misc.o
-
-ifdef CONFIG_SH_STANDARD_BIOS
-OBJECTS += $(obj)/../../kernel/sh_bios.o
+ifeq ($(CONFIG_SUPERH32),y)
+include ${srctree}/arch/sh/boot/compressed/Makefile_32
+else
+include ${srctree}/arch/sh/boot/compressed/Makefile_64
endif
-
-#
-# IMAGE_OFFSET is the load offset of the compression loader
-#
-IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
- $$[$(CONFIG_PAGE_OFFSET) + \
- $(CONFIG_MEMORY_START) + \
- $(CONFIG_BOOT_LINK_OFFSET)]')
-
-LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
-
-LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -e startup -T $(obj)/../../kernel/vmlinux.lds
-
-
-$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(LIBGCC) FORCE
- $(call if_changed,ld)
- @:
-
-$(obj)/vmlinux.bin: vmlinux FORCE
- $(call if_changed,objcopy)
-
-$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
- $(call if_changed,gzip)
-
-LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh-linux -T
-OBJCOPYFLAGS += -R .empty_zero_page
-
-$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE
- $(call if_changed,ld)
--- /dev/null
+#
+# linux/arch/sh/boot/compressed/Makefile
+#
+# create a compressed vmlinux image from the original vmlinux
+#
+
+targets := vmlinux vmlinux.bin vmlinux.bin.gz \
+ head_32.o misc_32.o piggy.o
+EXTRA_AFLAGS := -traditional
+
+OBJECTS = $(obj)/head_32.o $(obj)/misc_32.o
+
+ifdef CONFIG_SH_STANDARD_BIOS
+OBJECTS += $(obj)/../../kernel/sh_bios.o
+endif
+
+#
+# IMAGE_OFFSET is the load offset of the compression loader
+#
+IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
+ $$[$(CONFIG_PAGE_OFFSET) + \
+ $(CONFIG_MEMORY_START) + \
+ $(CONFIG_BOOT_LINK_OFFSET)]')
+
+LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
+
+LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -e startup -T $(obj)/../../kernel/vmlinux.lds
+
+$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(LIBGCC) FORCE
+ $(call if_changed,ld)
+ @:
+
+$(obj)/vmlinux.bin: vmlinux FORCE
+ $(call if_changed,objcopy)
+
+$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
+ $(call if_changed,gzip)
+
+LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh-linux -T
+OBJCOPYFLAGS += -R .empty_zero_page
+
+$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE
+ $(call if_changed,ld)
--- /dev/null
+#
+# linux/arch/sh64/boot/compressed/Makefile
+#
+# 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) 2002 Stuart Menefy
+# Copyright (C) 2004 Paul Mundt
+#
+# create a compressed vmlinux image from the original vmlinux
+#
+
+targets := vmlinux vmlinux.bin vmlinux.bin.gz \
+ head_64.o misc_64.o cache.o piggy.o
+EXTRA_AFLAGS := -traditional
+
+OBJECTS := $(obj)/vmlinux_64.lds $(obj)/head_64.o $(obj)/misc_64.o \
+ $(obj)/cache.o
+
+#
+# ZIMAGE_OFFSET is the load offset of the compression loader
+# (4M for the kernel plus 64K for this loader)
+#
+ZIMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
+ $$[$(CONFIG_PAGE_OFFSET)+0x400000+0x10000]')
+
+LDFLAGS_vmlinux := -Ttext $(ZIMAGE_OFFSET) -e startup \
+ -T $(obj)/../../kernel/vmlinux.lds
+
+$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o FORCE
+ $(call if_changed,ld)
+ @:
+
+$(obj)/vmlinux.bin: vmlinux FORCE
+ $(call if_changed,objcopy)
+
+$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
+ $(call if_changed,gzip)
+
+LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh64-linux -T
+OBJCOPYFLAGS += -R .empty_zero_page
+
+$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE
+ $(call if_changed,ld)
--- /dev/null
+int cache_control(unsigned int command)
+{
+ volatile unsigned int *p = (volatile unsigned int *) 0x80000000;
+ int i;
+
+ for (i = 0; i < (32 * 1024); i += 32) {
+ (void)*p;
+ p += (32 / sizeof (int));
+ }
+
+ return 0;
+}
+++ /dev/null
-/*
- * linux/arch/sh/boot/compressed/head.S
- *
- * Copyright (C) 1999 Stuart Menefy
- * Copyright (C) 2003 SUGIOKA Toshinobu
- */
-
-.text
-
-#include <linux/linkage.h>
-#include <asm/page.h>
-
- .global startup
-startup:
- /* Load initial status register */
- mov.l init_sr, r1
- ldc r1, sr
-
- /* Move myself to proper location if necessary */
- mova 1f, r0
- mov.l 1f, r2
- cmp/eq r2, r0
- bt clear_bss
- sub r0, r2
- mov.l bss_start_addr, r0
- mov #0xe0, r1
- and r1, r0 ! align cache line
- mov.l text_start_addr, r3
- mov r0, r1
- sub r2, r1
-3:
- mov.l @r1, r4
- mov.l @(4,r1), r5
- mov.l @(8,r1), r6
- mov.l @(12,r1), r7
- mov.l @(16,r1), r8
- mov.l @(20,r1), r9
- mov.l @(24,r1), r10
- mov.l @(28,r1), r11
- mov.l r4, @r0
- mov.l r5, @(4,r0)
- mov.l r6, @(8,r0)
- mov.l r7, @(12,r0)
- mov.l r8, @(16,r0)
- mov.l r9, @(20,r0)
- mov.l r10, @(24,r0)
- mov.l r11, @(28,r0)
-#ifdef CONFIG_CPU_SH4
- ocbwb @r0
-#endif
- cmp/hi r3, r0
- add #-32, r0
- bt/s 3b
- add #-32, r1
- mov.l 2f, r0
- jmp @r0
- nop
-
- .align 2
-1: .long 1b
-2: .long clear_bss
-text_start_addr:
- .long startup
-
- /* Clear BSS */
-clear_bss:
- mov.l end_addr, r1
- mov.l bss_start_addr, r2
- mov #0, r0
-l1:
- mov.l r0, @-r1
- cmp/eq r1,r2
- bf l1
-
- /* Set the initial pointer. */
- mov.l init_stack_addr, r0
- mov.l @r0, r15
-
- /* Decompress the kernel */
- mov.l decompress_kernel_addr, r0
- jsr @r0
- nop
-
- /* Jump to the start of the decompressed kernel */
- mov.l kernel_start_addr, r0
- jmp @r0
- nop
-
- .align 2
-bss_start_addr:
- .long __bss_start
-end_addr:
- .long _end
-init_sr:
- .long 0x400000F0 /* Privileged mode, Bank=0, Block=0, IMASK=0xF */
-init_stack_addr:
- .long stack_start
-decompress_kernel_addr:
- .long decompress_kernel
-kernel_start_addr:
- .long _text+PAGE_SIZE
-
- .align 9
-fake_headers_as_bzImage:
- .word 0
- .ascii "HdrS" ! header signature
- .word 0x0202 ! header version number (>= 0x0105)
- ! or else old loadlin-1.5 will fail)
- .word 0 ! default_switch
- .word 0 ! SETUPSEG
- .word 0x1000
- .word 0 ! pointing to kernel version string
- .byte 0 ! = 0, old one (LILO, Loadlin,
- ! 0xTV: T=0 for LILO
- ! V = version
- .byte 1 ! Load flags bzImage=1
- .word 0x8000 ! size to move, when setup is not
- .long 0x100000 ! 0x100000 = default for big kernel
- .long 0 ! address of loaded ramdisk image
- .long 0 # its size in bytes
--- /dev/null
+/*
+ * linux/arch/sh/boot/compressed/head.S
+ *
+ * Copyright (C) 1999 Stuart Menefy
+ * Copyright (C) 2003 SUGIOKA Toshinobu
+ */
+
+.text
+
+#include <linux/linkage.h>
+#include <asm/page.h>
+
+ .global startup
+startup:
+ /* Load initial status register */
+ mov.l init_sr, r1
+ ldc r1, sr
+
+ /* Move myself to proper location if necessary */
+ mova 1f, r0
+ mov.l 1f, r2
+ cmp/eq r2, r0
+ bt clear_bss
+ sub r0, r2
+ mov.l bss_start_addr, r0
+ mov #0xe0, r1
+ and r1, r0 ! align cache line
+ mov.l text_start_addr, r3
+ mov r0, r1
+ sub r2, r1
+3:
+ mov.l @r1, r4
+ mov.l @(4,r1), r5
+ mov.l @(8,r1), r6
+ mov.l @(12,r1), r7
+ mov.l @(16,r1), r8
+ mov.l @(20,r1), r9
+ mov.l @(24,r1), r10
+ mov.l @(28,r1), r11
+ mov.l r4, @r0
+ mov.l r5, @(4,r0)
+ mov.l r6, @(8,r0)
+ mov.l r7, @(12,r0)
+ mov.l r8, @(16,r0)
+ mov.l r9, @(20,r0)
+ mov.l r10, @(24,r0)
+ mov.l r11, @(28,r0)
+#ifdef CONFIG_CPU_SH4
+ ocbwb @r0
+#endif
+ cmp/hi r3, r0
+ add #-32, r0
+ bt/s 3b
+ add #-32, r1
+ mov.l 2f, r0
+ jmp @r0
+ nop
+
+ .align 2
+1: .long 1b
+2: .long clear_bss
+text_start_addr:
+ .long startup
+
+ /* Clear BSS */
+clear_bss:
+ mov.l end_addr, r1
+ mov.l bss_start_addr, r2
+ mov #0, r0
+l1:
+ mov.l r0, @-r1
+ cmp/eq r1,r2
+ bf l1
+
+ /* Set the initial pointer. */
+ mov.l init_stack_addr, r0
+ mov.l @r0, r15
+
+ /* Decompress the kernel */
+ mov.l decompress_kernel_addr, r0
+ jsr @r0
+ nop
+
+ /* Jump to the start of the decompressed kernel */
+ mov.l kernel_start_addr, r0
+ jmp @r0
+ nop
+
+ .align 2
+bss_start_addr:
+ .long __bss_start
+end_addr:
+ .long _end
+init_sr:
+ .long 0x400000F0 /* Privileged mode, Bank=0, Block=0, IMASK=0xF */
+init_stack_addr:
+ .long stack_start
+decompress_kernel_addr:
+ .long decompress_kernel
+kernel_start_addr:
+ .long _text+PAGE_SIZE
+
+ .align 9
+fake_headers_as_bzImage:
+ .word 0
+ .ascii "HdrS" ! header signature
+ .word 0x0202 ! header version number (>= 0x0105)
+ ! or else old loadlin-1.5 will fail)
+ .word 0 ! default_switch
+ .word 0 ! SETUPSEG
+ .word 0x1000
+ .word 0 ! pointing to kernel version string
+ .byte 0 ! = 0, old one (LILO, Loadlin,
+ ! 0xTV: T=0 for LILO
+ ! V = version
+ .byte 1 ! Load flags bzImage=1
+ .word 0x8000 ! size to move, when setup is not
+ .long 0x100000 ! 0x100000 = default for big kernel
+ .long 0 ! address of loaded ramdisk image
+ .long 0 # its size in bytes
--- /dev/null
+/*
+ * 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.
+ *
+ * arch/shmedia/boot/compressed/head.S
+ *
+ * Copied from
+ * arch/shmedia/kernel/head.S
+ * which carried the copyright:
+ * Copyright (C) 2000, 2001 Paolo Alberelli
+ *
+ * Modification for compressed loader:
+ * Copyright (C) 2002 Stuart Menefy (stuart.menefy@st.com)
+ */
+#include <linux/linkage.h>
+#include <asm/cache.h>
+#include <asm/cpu/mmu_context.h>
+#include <asm/cpu/registers.h>
+
+/*
+ * Fixed TLB entries to identity map the beginning of RAM
+ */
+#define MMUIR_TEXT_H 0x0000000000000003 | CONFIG_MEMORY_START
+ /* Enabled, Shared, ASID 0, Eff. Add. 0xA0000000 */
+#define MMUIR_TEXT_L 0x000000000000009a | CONFIG_MEMORY_START
+ /* 512 Mb, Cacheable (Write-back), execute, Not User, Ph. Add. */
+
+#define MMUDR_CACHED_H 0x0000000000000003 | CONFIG_MEMORY_START
+ /* Enabled, Shared, ASID 0, Eff. Add. 0xA0000000 */
+#define MMUDR_CACHED_L 0x000000000000015a | CONFIG_MEMORY_START
+ /* 512 Mb, Cacheable (Write-back), read/write, Not User, Ph. Add. */
+
+#define ICCR0_INIT_VAL ICCR0_ON | ICCR0_ICI /* ICE + ICI */
+#define ICCR1_INIT_VAL ICCR1_NOLOCK /* No locking */
+
+#if 1
+#define OCCR0_INIT_VAL OCCR0_ON | OCCR0_OCI | OCCR0_WB /* OCE + OCI + WB */
+#else
+#define OCCR0_INIT_VAL OCCR0_OFF
+#endif
+#define OCCR1_INIT_VAL OCCR1_NOLOCK /* No locking */
+
+ .text
+
+ .global startup
+startup:
+ /*
+ * Prevent speculative fetch on device memory due to
+ * uninitialized target registers.
+ * This must be executed before the first branch.
+ */
+ ptabs/u r63, tr0
+ ptabs/u r63, tr1
+ ptabs/u r63, tr2
+ ptabs/u r63, tr3
+ ptabs/u r63, tr4
+ ptabs/u r63, tr5
+ ptabs/u r63, tr6
+ ptabs/u r63, tr7
+ synci
+
+ /*
+ * Set initial TLB entries for cached and uncached regions.
+ * Note: PTA/BLINK is PIC code, PTABS/BLINK isn't !
+ */
+ /* Clear ITLBs */
+ pta 1f, tr1
+ movi ITLB_FIXED, r21
+ movi ITLB_LAST_VAR_UNRESTRICTED+TLB_STEP, r22
+1: putcfg r21, 0, r63 /* Clear MMUIR[n].PTEH.V */
+ addi r21, TLB_STEP, r21
+ bne r21, r22, tr1
+
+ /* Clear DTLBs */
+ pta 1f, tr1
+ movi DTLB_FIXED, r21
+ movi DTLB_LAST_VAR_UNRESTRICTED+TLB_STEP, r22
+1: putcfg r21, 0, r63 /* Clear MMUDR[n].PTEH.V */
+ addi r21, TLB_STEP, r21
+ bne r21, r22, tr1
+
+ /* Map one big (512Mb) page for ITLB */
+ movi ITLB_FIXED, r21
+ movi MMUIR_TEXT_L, r22 /* PTEL first */
+ putcfg r21, 1, r22 /* Set MMUIR[0].PTEL */
+ movi MMUIR_TEXT_H, r22 /* PTEH last */
+ putcfg r21, 0, r22 /* Set MMUIR[0].PTEH */
+
+ /* Map one big CACHED (512Mb) page for DTLB */
+ movi DTLB_FIXED, r21
+ movi MMUDR_CACHED_L, r22 /* PTEL first */
+ putcfg r21, 1, r22 /* Set MMUDR[0].PTEL */
+ movi MMUDR_CACHED_H, r22 /* PTEH last */
+ putcfg r21, 0, r22 /* Set MMUDR[0].PTEH */
+
+ /* ICache */
+ movi ICCR_BASE, r21
+ movi ICCR0_INIT_VAL, r22
+ movi ICCR1_INIT_VAL, r23
+ putcfg r21, ICCR_REG0, r22
+ putcfg r21, ICCR_REG1, r23
+ synci
+
+ /* OCache */
+ movi OCCR_BASE, r21
+ movi OCCR0_INIT_VAL, r22
+ movi OCCR1_INIT_VAL, r23
+ putcfg r21, OCCR_REG0, r22
+ putcfg r21, OCCR_REG1, r23
+ synco
+
+ /*
+ * Enable the MMU.
+ * From here-on code can be non-PIC.
+ */
+ movi SR_HARMLESS | SR_ENABLE_MMU, r22
+ putcon r22, SSR
+ movi 1f, r22
+ putcon r22, SPC
+ synco
+ rte /* And now go into the hyperspace ... */
+1: /* ... that's the next instruction ! */
+
+ /* Set initial stack pointer */
+ movi datalabel stack_start, r0
+ ld.l r0, 0, r15
+
+ /*
+ * Clear bss
+ */
+ pt 1f, tr1
+ movi datalabel __bss_start, r22
+ movi datalabel _end, r23
+1: st.l r22, 0, r63
+ addi r22, 4, r22
+ bne r22, r23, tr1
+
+ /*
+ * Decompress the kernel.
+ */
+ pt decompress_kernel, tr0
+ blink tr0, r18
+
+ /*
+ * Disable the MMU.
+ */
+ movi SR_HARMLESS, r22
+ putcon r22, SSR
+ movi 1f, r22
+ putcon r22, SPC
+ synco
+ rte /* And now go into the hyperspace ... */
+1: /* ... that's the next instruction ! */
+
+ /* Jump into the decompressed kernel */
+ movi datalabel (CONFIG_MEMORY_START + 0x2000)+1, r19
+ ptabs r19, tr0
+ blink tr0, r18
+
+ /* Shouldn't return here, but just in case, loop forever */
+ pt 1f, tr0
+1: blink tr0, r63
+++ /dev/null
-/*
- * 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);
-static void gzip_mark(void **);
-static void gzip_release(void **);
-
-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 *malloc(int size);
-static void free(void *where);
-static void error(char *m);
-static void gzip_mark(void **);
-static void gzip_release(void **);
-
-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"
-
-static void *malloc(int size)
-{
- void *p;
-
- if (size <0) error("Malloc error");
- if (free_mem_ptr == 0) error("Memory error");
-
- free_mem_ptr = (free_mem_ptr + 3) & ~3; /* Align */
-
- p = (void *)free_mem_ptr;
- free_mem_ptr += size;
-
- if (free_mem_ptr >= free_mem_end_ptr)
- error("Out of memory");
-
- return p;
-}
-
-static void free(void *where)
-{ /* Don't care */
-}
-
-static void gzip_mark(void **ptr)
-{
- *ptr = (void *) free_mem_ptr;
-}
-
-static void gzip_release(void **ptr)
-{
- free_mem_ptr = (long) *ptr;
-}
-
-#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 = 0;
- output_ptr = P2SEGADDR((unsigned long)&_text+PAGE_SIZE);
- 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");
-}
--- /dev/null
+/*
+ * 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);
+static void gzip_mark(void **);
+static void gzip_release(void **);
+
+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 *malloc(int size);
+static void free(void *where);
+static void error(char *m);
+static void gzip_mark(void **);
+static void gzip_release(void **);
+
+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"
+
+static void *malloc(int size)
+{
+ void *p;
+
+ if (size <0) error("Malloc error");
+ if (free_mem_ptr == 0) error("Memory error");
+
+ free_mem_ptr = (free_mem_ptr + 3) & ~3; /* Align */
+
+ p = (void *)free_mem_ptr;
+ free_mem_ptr += size;
+
+ if (free_mem_ptr >= free_mem_end_ptr)
+ error("Out of memory");
+
+ return p;
+}
+
+static void free(void *where)
+{ /* Don't care */
+}
+
+static void gzip_mark(void **ptr)
+{
+ *ptr = (void *) free_mem_ptr;
+}
+
+static void gzip_release(void **ptr)
+{
+ free_mem_ptr = (long) *ptr;
+}
+
+#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 = 0;
+ output_ptr = P2SEGADDR((unsigned long)&_text+PAGE_SIZE);
+ 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");
+}
--- /dev/null
+/*
+ * arch/sh64/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 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);
+static void gzip_mark(void **);
+static void gzip_release(void **);
+
+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 *malloc(int size);
+static void free(void *where);
+static void error(char *m);
+static void gzip_mark(void **);
+static void gzip_release(void **);
+
+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"
+
+static void *malloc(int size)
+{
+ void *p;
+
+ if (size < 0)
+ error("Malloc error\n");
+ if (free_mem_ptr == 0)
+ error("Memory error\n");
+
+ free_mem_ptr = (free_mem_ptr + 3) & ~3; /* Align */
+
+ p = (void *) free_mem_ptr;
+ free_mem_ptr += size;
+
+ if (free_mem_ptr >= free_mem_end_ptr)
+ error("\nOut of memory\n");
+
+ return p;
+}
+
+static void free(void *where)
+{ /* Don't care */
+}
+
+static void gzip_mark(void **ptr)
+{
+ *ptr = (void *) free_mem_ptr;
+}
+
+static void gzip_release(void **ptr)
+{
+ free_mem_ptr = (long) *ptr;
+}
+
+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);
+}
--- /dev/null
+/*
+ * ld script to make compressed SuperH/shmedia Linux kernel+decompression
+ * bootstrap
+ * Modified by Stuart Menefy from arch/sh/vmlinux.lds.S written by Niibe Yutaka
+ */
+
+
+#ifdef CONFIG_LITTLE_ENDIAN
+/* OUTPUT_FORMAT("elf32-sh64l-linux", "elf32-sh64l-linux", "elf32-sh64l-linux") */
+#define NOP 0x6ff0fff0
+#else
+/* OUTPUT_FORMAT("elf32-sh64", "elf32-sh64", "elf32-sh64") */
+#define NOP 0xf0fff06f
+#endif
+
+OUTPUT_FORMAT("elf32-sh64-linux")
+OUTPUT_ARCH(sh)
+ENTRY(_start)
+
+#define ALIGNED_GAP(section, align) (((ADDR(section)+SIZEOF(section)+(align)-1) & ~((align)-1))-ADDR(section))
+#define FOLLOWING(section, align) AT (LOADADDR(section) + ALIGNED_GAP(section,align))
+
+SECTIONS
+{
+ _text = .; /* Text and read-only data */
+
+ .text : {
+ *(.text)
+ *(.text64)
+ *(.text..SHmedia32)
+ *(.fixup)
+ *(.gnu.warning)
+ } = NOP
+ . = ALIGN(4);
+ .rodata : { *(.rodata) }
+
+ /* There is no 'real' reason for eight byte alignment, four would work
+ * as well, but gdb downloads much (*4) faster with this.
+ */
+ . = ALIGN(8);
+ .image : { *(.image) }
+ . = ALIGN(4);
+ _etext = .; /* End of text section */
+
+ .data : /* Data */
+ FOLLOWING(.image, 4)
+ {
+ _data = .;
+ *(.data)
+ }
+ _data_image = LOADADDR(.data);/* Address of data section in ROM */
+
+ _edata = .; /* End of data section */
+
+ .stack : { stack = .; _stack = .; }
+
+ . = ALIGN(4);
+ __bss_start = .; /* BSS */
+ .bss : {
+ *(.bss)
+ }
+ . = ALIGN(4);
+ _end = . ;
+}
+++ /dev/null
-#
-# arch/sh64/boot/Makefile
-#
-# 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) 2002 Stuart Menefy
-#
-
-targets := zImage
-subdir- := compressed
-
-$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
- $(call if_changed,objcopy)
- @echo 'Kernel: $@ is ready'
-
-$(obj)/compressed/vmlinux: FORCE
- $(Q)$(MAKE) $(build)=$(obj)/compressed $@
-
+++ /dev/null
-#
-# linux/arch/sh64/boot/compressed/Makefile
-#
-# 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) 2002 Stuart Menefy
-# Copyright (C) 2004 Paul Mundt
-#
-# create a compressed vmlinux image from the original vmlinux
-#
-
-targets := vmlinux vmlinux.bin vmlinux.bin.gz \
- head.o misc.o cache.o piggy.o vmlinux.lds
-
-EXTRA_AFLAGS := -traditional
-
-OBJECTS := $(obj)/head.o $(obj)/misc.o $(obj)/cache.o
-
-#
-# ZIMAGE_OFFSET is the load offset of the compression loader
-# (4M for the kernel plus 64K for this loader)
-#
-ZIMAGE_OFFSET = $(shell printf "0x%8x" $$[$(CONFIG_MEMORY_START)+0x400000+0x10000])
-
-LDFLAGS_vmlinux := -Ttext $(ZIMAGE_OFFSET) -e startup \
- -T $(obj)/../../kernel/vmlinux.lds \
- --no-warn-mismatch
-
-$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o FORCE
- $(call if_changed,ld)
- @:
-
-$(obj)/vmlinux.bin: vmlinux FORCE
- $(call if_changed,objcopy)
-
-$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
- $(call if_changed,gzip)
-
-LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh64-linux -T
-OBJCOPYFLAGS += -R .empty_zero_page
-
-$(obj)/piggy.o: $(obj)/vmlinux.lds $(obj)/vmlinux.bin.gz FORCE
- $(call if_changed,ld)
-
+++ /dev/null
-/*
- * arch/shmedia/boot/compressed/cache.c -- simple cache management functions
- *
- * Code extracted from sh-ipl+g, sh-stub.c, which has the copyright:
- *
- * This is originally based on an m68k software stub written by Glenn
- * Engel at HP, but has changed quite a bit.
- *
- * Modifications for the SH by Ben Lee and Steve Chamberlain
- *
-****************************************************************************
-
- THIS SOFTWARE IS NOT COPYRIGHTED
-
- HP offers the following for use in the public domain. HP makes no
- warranty with regard to the software or it's performance and the
- user accepts the software "AS IS" with all faults.
-
- HP DISCLAIMS ANY WARRANTIES, EXPRESS OR IMPLIED, WITH REGARD
- TO THIS SOFTWARE INCLUDING BUT NOT LIMITED TO THE WARRANTIES
- OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
-
-****************************************************************************/
-
-#define CACHE_ENABLE 0
-#define CACHE_DISABLE 1
-
-int cache_control(unsigned int command)
-{
- volatile unsigned int *p = (volatile unsigned int *) 0x80000000;
- int i;
-
- for (i = 0; i < (32 * 1024); i += 32) {
- (void *) *p;
- p += (32 / sizeof (int));
- }
-
- return 0;
-}
+++ /dev/null
-/*
- * 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.
- *
- * arch/shmedia/boot/compressed/head.S
- *
- * Copied from
- * arch/shmedia/kernel/head.S
- * which carried the copyright:
- * Copyright (C) 2000, 2001 Paolo Alberelli
- *
- * Modification for compressed loader:
- * Copyright (C) 2002 Stuart Menefy (stuart.menefy@st.com)
- */
-
-#include <linux/linkage.h>
-#include <asm/registers.h>
-#include <asm/cache.h>
-#include <asm/mmu_context.h>
-
-/*
- * Fixed TLB entries to identity map the beginning of RAM
- */
-#define MMUIR_TEXT_H 0x0000000000000003 | CONFIG_MEMORY_START
- /* Enabled, Shared, ASID 0, Eff. Add. 0xA0000000 */
-#define MMUIR_TEXT_L 0x000000000000009a | CONFIG_MEMORY_START
- /* 512 Mb, Cacheable (Write-back), execute, Not User, Ph. Add. */
-
-#define MMUDR_CACHED_H 0x0000000000000003 | CONFIG_MEMORY_START
- /* Enabled, Shared, ASID 0, Eff. Add. 0xA0000000 */
-#define MMUDR_CACHED_L 0x000000000000015a | CONFIG_MEMORY_START
- /* 512 Mb, Cacheable (Write-back), read/write, Not User, Ph. Add. */
-
-#define ICCR0_INIT_VAL ICCR0_ON | ICCR0_ICI /* ICE + ICI */
-#define ICCR1_INIT_VAL ICCR1_NOLOCK /* No locking */
-
-#if 1
-#define OCCR0_INIT_VAL OCCR0_ON | OCCR0_OCI | OCCR0_WB /* OCE + OCI + WB */
-#else
-#define OCCR0_INIT_VAL OCCR0_OFF
-#endif
-#define OCCR1_INIT_VAL OCCR1_NOLOCK /* No locking */
-
- .text
-
- .global startup
-startup:
- /*
- * Prevent speculative fetch on device memory due to
- * uninitialized target registers.
- * This must be executed before the first branch.
- */
- ptabs/u ZERO, tr0
- ptabs/u ZERO, tr1
- ptabs/u ZERO, tr2
- ptabs/u ZERO, tr3
- ptabs/u ZERO, tr4
- ptabs/u ZERO, tr5
- ptabs/u ZERO, tr6
- ptabs/u ZERO, tr7
- synci
-
- /*
- * Set initial TLB entries for cached and uncached regions.
- * Note: PTA/BLINK is PIC code, PTABS/BLINK isn't !
- */
- /* Clear ITLBs */
- pta 1f, tr1
- movi ITLB_FIXED, r21
- movi ITLB_LAST_VAR_UNRESTRICTED+TLB_STEP, r22
-1: putcfg r21, 0, ZERO /* Clear MMUIR[n].PTEH.V */
- addi r21, TLB_STEP, r21
- bne r21, r22, tr1
-
- /* Clear DTLBs */
- pta 1f, tr1
- movi DTLB_FIXED, r21
- movi DTLB_LAST_VAR_UNRESTRICTED+TLB_STEP, r22
-1: putcfg r21, 0, ZERO /* Clear MMUDR[n].PTEH.V */
- addi r21, TLB_STEP, r21
- bne r21, r22, tr1
-
- /* Map one big (512Mb) page for ITLB */
- movi ITLB_FIXED, r21
- movi MMUIR_TEXT_L, r22 /* PTEL first */
- putcfg r21, 1, r22 /* Set MMUIR[0].PTEL */
- movi MMUIR_TEXT_H, r22 /* PTEH last */
- putcfg r21, 0, r22 /* Set MMUIR[0].PTEH */
-
- /* Map one big CACHED (512Mb) page for DTLB */
- movi DTLB_FIXED, r21
- movi MMUDR_CACHED_L, r22 /* PTEL first */
- putcfg r21, 1, r22 /* Set MMUDR[0].PTEL */
- movi MMUDR_CACHED_H, r22 /* PTEH last */
- putcfg r21, 0, r22 /* Set MMUDR[0].PTEH */
-
- /* ICache */
- movi ICCR_BASE, r21
- movi ICCR0_INIT_VAL, r22
- movi ICCR1_INIT_VAL, r23
- putcfg r21, ICCR_REG0, r22
- putcfg r21, ICCR_REG1, r23
- synci
-
- /* OCache */
- movi OCCR_BASE, r21
- movi OCCR0_INIT_VAL, r22
- movi OCCR1_INIT_VAL, r23
- putcfg r21, OCCR_REG0, r22
- putcfg r21, OCCR_REG1, r23
- synco
-
- /*
- * Enable the MMU.
- * From here-on code can be non-PIC.
- */
- movi SR_HARMLESS | SR_ENABLE_MMU, r22
- putcon r22, SSR
- movi 1f, r22
- putcon r22, SPC
- synco
- rte /* And now go into the hyperspace ... */
-1: /* ... that's the next instruction ! */
-
- /* Set initial stack pointer */
- movi datalabel stack_start, r0
- ld.l r0, 0, r15
-
- /*
- * Clear bss
- */
- pt 1f, tr1
- movi datalabel __bss_start, r22
- movi datalabel _end, r23
-1: st.l r22, 0, ZERO
- addi r22, 4, r22
- bne r22, r23, tr1
-
- /*
- * Decompress the kernel.
- */
- pt decompress_kernel, tr0
- blink tr0, r18
-
- /*
- * Disable the MMU.
- */
- movi SR_HARMLESS, r22
- putcon r22, SSR
- movi 1f, r22
- putcon r22, SPC
- synco
- rte /* And now go into the hyperspace ... */
-1: /* ... that's the next instruction ! */
-
- /* Jump into the decompressed kernel */
- movi datalabel (CONFIG_MEMORY_START + 0x2000)+1, r19
- ptabs r19, tr0
- blink tr0, r18
-
- /* Shouldn't return here, but just in case, loop forever */
- pt 1f, tr0
-1: blink tr0, ZERO
+++ /dev/null
-#!/bin/sh
-#
-# arch/sh/boot/install.sh
-#
-# 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) 1995 by Linus Torvalds
-#
-# Adapted from code in arch/i386/boot/Makefile by H. Peter Anvin
-# Adapted from code in arch/i386/boot/install.sh by Russell King
-# Adapted from code in arch/arm/boot/install.sh by Stuart Menefy
-#
-# "make install" script for sh architecture
-#
-# Arguments:
-# $1 - kernel version
-# $2 - kernel image file
-# $3 - kernel map file
-# $4 - default install path (blank if root directory)
-#
-
-# User may have a custom install script
-
-if [ -x /sbin/installkernel ]; then
- exec /sbin/installkernel "$@"
-fi
-
-if [ "$2" = "zImage" ]; then
-# Compressed install
- echo "Installing compressed kernel"
- if [ -f $4/vmlinuz-$1 ]; then
- mv $4/vmlinuz-$1 $4/vmlinuz.old
- fi
-
- if [ -f $4/System.map-$1 ]; then
- mv $4/System.map-$1 $4/System.old
- fi
-
- cat $2 > $4/vmlinuz-$1
- cp $3 $4/System.map-$1
-else
-# Normal install
- echo "Installing normal kernel"
- if [ -f $4/vmlinux-$1 ]; then
- mv $4/vmlinux-$1 $4/vmlinux.old
- fi
-
- if [ -f $4/System.map ]; then
- mv $4/System.map $4/System.old
- fi
-
- cat $2 > $4/vmlinux-$1
- cp $3 $4/System.map
-fi
+++ /dev/null
-/*
- * arch/sh64/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 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);
-static void gzip_mark(void **);
-static void gzip_release(void **);
-
-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 *malloc(int size);
-static void free(void *where);
-static void error(char *m);
-static void gzip_mark(void **);
-static void gzip_release(void **);
-
-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"
-
-static void *malloc(int size)
-{
- void *p;
-
- if (size < 0)
- error("Malloc error\n");
- if (free_mem_ptr == 0)
- error("Memory error\n");
-
- free_mem_ptr = (free_mem_ptr + 3) & ~3; /* Align */
-
- p = (void *) free_mem_ptr;
- free_mem_ptr += size;
-
- if (free_mem_ptr >= free_mem_end_ptr)
- error("\nOut of memory\n");
-
- return p;
-}
-
-static void free(void *where)
-{ /* Don't care */
-}
-
-static void gzip_mark(void **ptr)
-{
- *ptr = (void *) free_mem_ptr;
-}
-
-static void gzip_release(void **ptr)
-{
- free_mem_ptr = (long) *ptr;
-}
-
-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);
-}
+++ /dev/null
-/*
- * ld script to make compressed SuperH/shmedia Linux kernel+decompression
- * bootstrap
- * Modified by Stuart Menefy from arch/sh/vmlinux.lds.S written by Niibe Yutaka
- */
-
-
-#ifdef CONFIG_LITTLE_ENDIAN
-/* OUTPUT_FORMAT("elf32-sh64l-linux", "elf32-sh64l-linux", "elf32-sh64l-linux") */
-#define NOP 0x6ff0fff0
-#else
-/* OUTPUT_FORMAT("elf32-sh64", "elf32-sh64", "elf32-sh64") */
-#define NOP 0xf0fff06f
-#endif
-
-OUTPUT_FORMAT("elf32-sh64-linux")
-OUTPUT_ARCH(sh)
-ENTRY(_start)
-
-#define ALIGNED_GAP(section, align) (((ADDR(section)+SIZEOF(section)+(align)-1) & ~((align)-1))-ADDR(section))
-#define FOLLOWING(section, align) AT (LOADADDR(section) + ALIGNED_GAP(section,align))
-
-SECTIONS
-{
- _text = .; /* Text and read-only data */
-
- .text : {
- *(.text)
- *(.text64)
- *(.text..SHmedia32)
- *(.fixup)
- *(.gnu.warning)
- } = NOP
- . = ALIGN(4);
- .rodata : { *(.rodata) }
-
- /* There is no 'real' reason for eight byte alignment, four would work
- * as well, but gdb downloads much (*4) faster with this.
- */
- . = ALIGN(8);
- .image : { *(.image) }
- . = ALIGN(4);
- _etext = .; /* End of text section */
-
- .data : /* Data */
- FOLLOWING(.image, 4)
- {
- _data = .;
- *(.data)
- }
- _data_image = LOADADDR(.data);/* Address of data section in ROM */
-
- _edata = .; /* End of data section */
-
- .stack : { stack = .; _stack = .; }
-
- . = ALIGN(4);
- __bss_start = .; /* BSS */
- .bss : {
- *(.bss)
- }
- . = ALIGN(4);
- _end = . ;
-}
projects / linux-2.6-block.git / commitdiff