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authorPaul Mundt <lethal@linux-sh.org>2007-11-21 16:53:37 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-01-28 13:18:52 +0900
commit71373068067b01c963eed1350909de81fc6a6d04 (patch)
tree46983ab00b37896519fd4833ed69eadfe618270f /arch/sh64
parentsh: SH-5 uses a 64-bit PTE_MAGNITUDE, as X2 TLB. (diff)
downloadlinux-dev-71373068067b01c963eed1350909de81fc6a6d04.tar.xz
linux-dev-71373068067b01c963eed1350909de81fc6a6d04.zip
sh: Merge the sh64 zImage bits.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh64')
-rw-r--r--arch/sh64/boot/Makefile20
-rw-r--r--arch/sh64/boot/compressed/Makefile46
-rw-r--r--arch/sh64/boot/compressed/cache.c39
-rw-r--r--arch/sh64/boot/compressed/head.S164
-rw-r--r--arch/sh64/boot/compressed/install.sh56
-rw-r--r--arch/sh64/boot/compressed/misc.c250
-rw-r--r--arch/sh64/boot/compressed/vmlinux.lds.S64
7 files changed, 0 insertions, 639 deletions
diff --git a/arch/sh64/boot/Makefile b/arch/sh64/boot/Makefile
deleted file mode 100644
index fb71087b7b8a..000000000000
--- a/arch/sh64/boot/Makefile
+++ /dev/null
@@ -1,20 +0,0 @@
-#
-# 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 $@
-
diff --git a/arch/sh64/boot/compressed/Makefile b/arch/sh64/boot/compressed/Makefile
deleted file mode 100644
index 9cd216718856..000000000000
--- a/arch/sh64/boot/compressed/Makefile
+++ /dev/null
@@ -1,46 +0,0 @@
-#
-# 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)
-
diff --git a/arch/sh64/boot/compressed/cache.c b/arch/sh64/boot/compressed/cache.c
deleted file mode 100644
index 708707355ffa..000000000000
--- a/arch/sh64/boot/compressed/cache.c
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * 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;
-}
diff --git a/arch/sh64/boot/compressed/head.S b/arch/sh64/boot/compressed/head.S
deleted file mode 100644
index 82040b1a29cf..000000000000
--- a/arch/sh64/boot/compressed/head.S
+++ /dev/null
@@ -1,164 +0,0 @@
-/*
- * 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
diff --git a/arch/sh64/boot/compressed/install.sh b/arch/sh64/boot/compressed/install.sh
deleted file mode 100644
index 90589f0fec12..000000000000
--- a/arch/sh64/boot/compressed/install.sh
+++ /dev/null
@@ -1,56 +0,0 @@
-#!/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
diff --git a/arch/sh64/boot/compressed/misc.c b/arch/sh64/boot/compressed/misc.c
deleted file mode 100644
index aea00c53ce29..000000000000
--- a/arch/sh64/boot/compressed/misc.c
+++ /dev/null
@@ -1,250 +0,0 @@
-/*
- * 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);
-}
diff --git a/arch/sh64/boot/compressed/vmlinux.lds.S b/arch/sh64/boot/compressed/vmlinux.lds.S
deleted file mode 100644
index 59c2ef4aeda5..000000000000
--- a/arch/sh64/boot/compressed/vmlinux.lds.S
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * 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 = . ;
-}