diff options
author | Jeff Garzik <jgarzik@pretzel.yyz.us> | 2005-06-22 13:07:28 -0400 |
---|---|---|
committer | Jeff Garzik <jgarzik@pobox.com> | 2005-06-22 13:07:28 -0400 |
commit | ff40c6d3d1437ecdf295b8e39adcb06c3d6021ef (patch) | |
tree | 3666d029b4bd4df2909dbefd9c7a09e6042b7d32 /arch/ppc/boot | |
parent | 8bf62ecee58360749c5f0e68bc97d5e02a6816b1 (diff) | |
parent | 2a5a68b840cbab31baab2d9b2e1e6de3b289ae1e (diff) |
Merge upstream kernel changes into 'C/H/S support' branch of libata.
Diffstat (limited to 'arch/ppc/boot')
-rw-r--r-- | arch/ppc/boot/images/Makefile | 3 | ||||
-rw-r--r-- | arch/ppc/boot/ld.script | 3 | ||||
-rw-r--r-- | arch/ppc/boot/openfirmware/Makefile | 5 | ||||
-rw-r--r-- | arch/ppc/boot/openfirmware/common.c | 16 | ||||
-rw-r--r-- | arch/ppc/boot/simple/Makefile | 4 | ||||
-rw-r--r-- | arch/ppc/boot/utils/addSystemMap.c | 186 |
6 files changed, 5 insertions, 212 deletions
diff --git a/arch/ppc/boot/images/Makefile b/arch/ppc/boot/images/Makefile index f850fb0fb51..c9ac5f5fa9e 100644 --- a/arch/ppc/boot/images/Makefile +++ b/arch/ppc/boot/images/Makefile @@ -22,7 +22,8 @@ targets += uImage $(obj)/uImage: $(obj)/vmlinux.gz $(Q)rm -f $@ $(call if_changed,uimage) - @echo ' Image: $@' $(if $(wildcard $@),'is ready','not made') + @echo -n ' Image: $@ ' + @if [ -f $@ ]; then echo 'is ready' ; else echo 'not made'; fi # Files generated that shall be removed upon make clean clean-files := sImage vmapus vmlinux* miboot* zImage* uImage diff --git a/arch/ppc/boot/ld.script b/arch/ppc/boot/ld.script index 6ee602d8b6a..9362193742a 100644 --- a/arch/ppc/boot/ld.script +++ b/arch/ppc/boot/ld.script @@ -58,9 +58,6 @@ SECTIONS *(.ramdisk) __ramdisk_end = .; . = ALIGN(4096); - __sysmap_begin = .; - *(.sysmap) - __sysmap_end = .; CONSTRUCTORS } _edata = .; diff --git a/arch/ppc/boot/openfirmware/Makefile b/arch/ppc/boot/openfirmware/Makefile index 4eacbd8c772..03415238fab 100644 --- a/arch/ppc/boot/openfirmware/Makefile +++ b/arch/ppc/boot/openfirmware/Makefile @@ -54,13 +54,10 @@ $(images)/ramdisk.image.gz: @echo ' RAM disk image must be provided separately' @/bin/false -objcpxmon-$(CONFIG_XMON) := --add-section=.sysmap=System.map \ - --set-section-flags=.sysmap=contents,alloc,load,readonly,data quiet_cmd_genimage = GEN $@ cmd_genimage = $(OBJCOPY) -R .comment \ --add-section=.image=$(images)/vmlinux.gz \ - --set-section-flags=.image=contents,alloc,load,readonly,data \ - $(objcpxmon-y) $< $@ + --set-section-flags=.image=contents,alloc,load,readonly,data $< $@ targets += image.o $(obj)/image.o: $(obj)/dummy.o $(images)/vmlinux.gz FORCE diff --git a/arch/ppc/boot/openfirmware/common.c b/arch/ppc/boot/openfirmware/common.c index 9e6952781f1..0f46756a903 100644 --- a/arch/ppc/boot/openfirmware/common.c +++ b/arch/ppc/boot/openfirmware/common.c @@ -15,7 +15,6 @@ #include <asm/page.h> /* Information from the linker */ -extern char __sysmap_begin, __sysmap_end; extern int strcmp(const char *s1, const char *s2); extern char *avail_ram, *avail_high; @@ -116,14 +115,8 @@ void gunzip(void *dst, int dstlen, unsigned char *src, int *lenp) void make_bi_recs(unsigned long addr, char *name, unsigned int mach, unsigned long progend) { - unsigned long sysmap_size; struct bi_record *rec; - /* Figure out the size of a possible System.map we're going to - * pass along. - * */ - sysmap_size = (unsigned long)(&__sysmap_end) - - (unsigned long)(&__sysmap_begin); /* leave a 1MB gap then align to the next 1MB boundary */ addr = _ALIGN(addr+ (1<<20) - 1, (1<<20)); @@ -147,15 +140,6 @@ void make_bi_recs(unsigned long addr, char *name, unsigned int mach, rec->size = sizeof(struct bi_record) + 2 * sizeof(unsigned long); rec = (struct bi_record *)((unsigned long)rec + rec->size); - if (sysmap_size) { - rec->tag = BI_SYSMAP; - rec->data[0] = (unsigned long)(&__sysmap_begin); - rec->data[1] = sysmap_size; - rec->size = sizeof(struct bi_record) + 2 * - sizeof(unsigned long); - rec = (struct bi_record *)((unsigned long)rec + rec->size); - } - rec->tag = BI_LAST; rec->size = sizeof(struct bi_record); rec = (struct bi_record *)((unsigned long)rec + rec->size); diff --git a/arch/ppc/boot/simple/Makefile b/arch/ppc/boot/simple/Makefile index c28061ad598..991b4cbb83c 100644 --- a/arch/ppc/boot/simple/Makefile +++ b/arch/ppc/boot/simple/Makefile @@ -203,7 +203,7 @@ $(obj)/zvmlinux: $(OBJS) $(LIBS) $(srctree)/$(boot)/ld.script \ $(obj)/dummy.o $(obj)/image.o $(LD) $(LD_ARGS) -o $@ $(OBJS) $(obj)/image.o $(LIBS) $(OBJCOPY) $(OBJCOPY_ARGS) $@ $@ -R .comment -R .stab \ - -R .stabstr -R .ramdisk -R .sysmap + -R .stabstr -R .ramdisk $(obj)/zvmlinux.initrd: $(OBJS) $(LIBS) $(srctree)/$(boot)/ld.script \ $(images)/vmlinux.gz $(obj)/dummy.o @@ -215,7 +215,7 @@ $(obj)/zvmlinux.initrd: $(OBJS) $(LIBS) $(srctree)/$(boot)/ld.script \ $(obj)/dummy.o $(obj)/image.o $(LD) $(LD_ARGS) -o $@ $(OBJS) $(obj)/image.o $(LIBS) $(OBJCOPY) $(OBJCOPY_ARGS) $@ $@ -R .comment -R .stab \ - -R .stabstr -R .sysmap + -R .stabstr # Sort-of dummy rules, that let us format the image we want. zImage: $(images)/$(zimage-y) $(obj)/zvmlinux diff --git a/arch/ppc/boot/utils/addSystemMap.c b/arch/ppc/boot/utils/addSystemMap.c deleted file mode 100644 index 4654f891b27..00000000000 --- a/arch/ppc/boot/utils/addSystemMap.c +++ /dev/null @@ -1,186 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <byteswap.h> -#include <sys/types.h> -#include <sys/stat.h> - -void xlate( char * inb, char * trb, unsigned len ) -{ - unsigned i; - for ( i=0; i<len; ++i ) { - char c = *inb++; - char c1 = c >> 4; - char c2 = c & 0xf; - if ( c1 > 9 ) - c1 = c1 + 'A' - 10; - else - c1 = c1 + '0'; - if ( c2 > 9 ) - c2 = c2 + 'A' - 10; - else - c2 = c2 + '0'; - *trb++ = c1; - *trb++ = c2; - } - *trb = 0; -} - -#define ElfHeaderSize (64 * 1024) -#define ElfPages (ElfHeaderSize / 4096) -#define KERNELBASE (0xc0000000) - -void get4k( /*istream *inf*/FILE *file, char *buf ) -{ - unsigned j; - unsigned num = fread(buf, 1, 4096, file); - for ( j=num; j<4096; ++j ) - buf[j] = 0; -} - -void put4k( /*ostream *outf*/FILE *file, char *buf ) -{ - fwrite(buf, 1, 4096, file); -} - -int main(int argc, char **argv) -{ - char inbuf[4096]; - FILE *ramDisk = NULL; - FILE *inputVmlinux = NULL; - FILE *outputVmlinux = NULL; - unsigned i = 0; - unsigned long ramFileLen = 0; - unsigned long ramLen = 0; - unsigned long roundR = 0; - unsigned long kernelLen = 0; - unsigned long actualKernelLen = 0; - unsigned long round = 0; - unsigned long roundedKernelLen = 0; - unsigned long ramStartOffs = 0; - unsigned long ramPages = 0; - unsigned long roundedKernelPages = 0; - if ( argc < 2 ) { - printf("Name of System Map file missing.\n"); - exit(1); - } - - if ( argc < 3 ) { - printf("Name of vmlinux file missing.\n"); - exit(1); - } - - if ( argc < 4 ) { - printf("Name of vmlinux output file missing.\n"); - exit(1); - } - - ramDisk = fopen(argv[1], "r"); - if ( ! ramDisk ) { - printf("System Map file \"%s\" failed to open.\n", argv[1]); - exit(1); - } - inputVmlinux = fopen(argv[2], "r"); - if ( ! inputVmlinux ) { - printf("vmlinux file \"%s\" failed to open.\n", argv[2]); - exit(1); - } - outputVmlinux = fopen(argv[3], "w"); - if ( ! outputVmlinux ) { - printf("output vmlinux file \"%s\" failed to open.\n", argv[3]); - exit(1); - } - fseek(ramDisk, 0, SEEK_END); - ramFileLen = ftell(ramDisk); - fseek(ramDisk, 0, SEEK_SET); - printf("%s file size = %ld\n", argv[1], ramFileLen); - - ramLen = ramFileLen; - - roundR = 4096 - (ramLen % 4096); - if ( roundR ) { - printf("Rounding System Map file up to a multiple of 4096, adding %ld\n", roundR); - ramLen += roundR; - } - - printf("Rounded System Map size is %ld\n", ramLen); - fseek(inputVmlinux, 0, SEEK_END); - kernelLen = ftell(inputVmlinux); - fseek(inputVmlinux, 0, SEEK_SET); - printf("kernel file size = %ld\n", kernelLen); - if ( kernelLen == 0 ) { - printf("You must have a linux kernel specified as argv[2]\n"); - exit(1); - } - - actualKernelLen = kernelLen - ElfHeaderSize; - - printf("actual kernel length (minus ELF header) = %ld\n", actualKernelLen); - - round = actualKernelLen % 4096; - roundedKernelLen = actualKernelLen; - if ( round ) - roundedKernelLen += (4096 - round); - - printf("actual kernel length rounded up to a 4k multiple = %ld\n", roundedKernelLen); - - ramStartOffs = roundedKernelLen; - ramPages = ramLen / 4096; - - printf("System map pages to copy = %ld\n", ramPages); - - // Copy 64K ELF header - for (i=0; i<(ElfPages); ++i) { - get4k( inputVmlinux, inbuf ); - put4k( outputVmlinux, inbuf ); - } - - - - roundedKernelPages = roundedKernelLen / 4096; - - fseek(inputVmlinux, ElfHeaderSize, SEEK_SET); - - { - for ( i=0; i<roundedKernelPages; ++i ) { - get4k( inputVmlinux, inbuf ); - if ( i == 0 ) { - unsigned long * p; - printf("Storing embedded_sysmap_start at 0x3c\n"); - p = (unsigned long *)(inbuf + 0x3c); - -#if (BYTE_ORDER == __BIG_ENDIAN) - *p = ramStartOffs; -#else - *p = bswap_32(ramStartOffs); -#endif - - printf("Storing embedded_sysmap_end at 0x44\n"); - p = (unsigned long *)(inbuf + 0x44); -#if (BYTE_ORDER == __BIG_ENDIAN) - *p = ramStartOffs + ramFileLen; -#else - *p = bswap_32(ramStartOffs + ramFileLen); -#endif - } - put4k( outputVmlinux, inbuf ); - } - } - - { - for ( i=0; i<ramPages; ++i ) { - get4k( ramDisk, inbuf ); - put4k( outputVmlinux, inbuf ); - } - } - - - fclose(ramDisk); - fclose(inputVmlinux); - fclose(outputVmlinux); - /* Set permission to executable */ - chmod(argv[3], S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH); - - return 0; - -} - |