diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/s390/boot/compressed')
| -rw-r--r-- | ANDROID_3.4.5/arch/s390/boot/compressed/Makefile | 67 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/s390/boot/compressed/head31.S | 51 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/s390/boot/compressed/head64.S | 48 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/s390/boot/compressed/misc.c | 168 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/s390/boot/compressed/vmlinux.lds.S | 55 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/s390/boot/compressed/vmlinux.scr | 10 |
6 files changed, 0 insertions, 399 deletions
diff --git a/ANDROID_3.4.5/arch/s390/boot/compressed/Makefile b/ANDROID_3.4.5/arch/s390/boot/compressed/Makefile deleted file mode 100644 index 10e22c4e..00000000 --- a/ANDROID_3.4.5/arch/s390/boot/compressed/Makefile +++ /dev/null @@ -1,67 +0,0 @@ -# -# linux/arch/s390/boot/compressed/Makefile -# -# create a compressed vmlinux image from the original vmlinux -# - -BITS := $(if $(CONFIG_64BIT),64,31) - -targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 \ - vmlinux.bin.xz vmlinux.bin.lzma vmlinux.bin.lzo misc.o piggy.o \ - sizes.h head$(BITS).o - -KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2 -KBUILD_CFLAGS += $(cflags-y) -KBUILD_CFLAGS += $(call cc-option,-mpacked-stack) -KBUILD_CFLAGS += $(call cc-option,-ffreestanding) - -GCOV_PROFILE := n - -OBJECTS := $(addprefix $(objtree)/arch/s390/kernel/, head.o sclp.o ebcdic.o) -OBJECTS += $(obj)/head$(BITS).o $(obj)/misc.o $(obj)/piggy.o - -LDFLAGS_vmlinux := --oformat $(LD_BFD) -e startup -T -$(obj)/vmlinux: $(obj)/vmlinux.lds $(OBJECTS) - $(call if_changed,ld) - @: - -sed-sizes := -e 's/^\([0-9a-fA-F]*\) . \(__bss_start\|_end\)$$/\#define SZ\2 0x\1/p' - -quiet_cmd_sizes = GEN $@ - cmd_sizes = $(NM) $< | sed -n $(sed-sizes) > $@ - -$(obj)/sizes.h: vmlinux - $(call if_changed,sizes) - -AFLAGS_head$(BITS).o += -I$(obj) -$(obj)/head$(BITS).o: $(obj)/sizes.h - -CFLAGS_misc.o += -I$(obj) -$(obj)/misc.o: $(obj)/sizes.h - -OBJCOPYFLAGS_vmlinux.bin := -R .comment -S -$(obj)/vmlinux.bin: vmlinux - $(call if_changed,objcopy) - -vmlinux.bin.all-y := $(obj)/vmlinux.bin - -suffix-$(CONFIG_KERNEL_GZIP) := gz -suffix-$(CONFIG_KERNEL_BZIP2) := bz2 -suffix-$(CONFIG_KERNEL_LZMA) := lzma -suffix-$(CONFIG_KERNEL_LZO) := lzo -suffix-$(CONFIG_KERNEL_XZ) := xz - -$(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) - $(call if_changed,gzip) -$(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) - $(call if_changed,bzip2) -$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) - $(call if_changed,lzma) -$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) - $(call if_changed,lzo) -$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) - $(call if_changed,xzkern) - -LDFLAGS_piggy.o := -r --format binary --oformat $(LD_BFD) -T -$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) - $(call if_changed,ld) diff --git a/ANDROID_3.4.5/arch/s390/boot/compressed/head31.S b/ANDROID_3.4.5/arch/s390/boot/compressed/head31.S deleted file mode 100644 index e8c9e18b..00000000 --- a/ANDROID_3.4.5/arch/s390/boot/compressed/head31.S +++ /dev/null @@ -1,51 +0,0 @@ -/* - * Startup glue code to uncompress the kernel - * - * Copyright IBM Corp. 2010 - * - * Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com> - */ - -#include <linux/init.h> -#include <linux/linkage.h> -#include <asm/asm-offsets.h> -#include <asm/thread_info.h> -#include <asm/page.h> -#include "sizes.h" - -__HEAD -ENTRY(startup_continue) - basr %r13,0 # get base -.LPG1: - # setup stack - l %r15,.Lstack-.LPG1(%r13) - ahi %r15,-96 - l %r1,.Ldecompress-.LPG1(%r13) - basr %r14,%r1 - # setup registers for memory mover & branch to target - lr %r4,%r2 - l %r2,.Loffset-.LPG1(%r13) - la %r4,0(%r2,%r4) - l %r3,.Lmvsize-.LPG1(%r13) - lr %r5,%r3 - # move the memory mover someplace safe - la %r1,0x200 - mvc 0(mover_end-mover,%r1),mover-.LPG1(%r13) - # decompress image is started at 0x11000 - lr %r6,%r2 - br %r1 -mover: - mvcle %r2,%r4,0 - jo mover - br %r6 -mover_end: - - .align 8 -.Lstack: - .long 0x8000 + (1<<(PAGE_SHIFT+THREAD_ORDER)) -.Ldecompress: - .long decompress_kernel -.Loffset: - .long 0x11000 -.Lmvsize: - .long SZ__bss_start diff --git a/ANDROID_3.4.5/arch/s390/boot/compressed/head64.S b/ANDROID_3.4.5/arch/s390/boot/compressed/head64.S deleted file mode 100644 index f86a4eef..00000000 --- a/ANDROID_3.4.5/arch/s390/boot/compressed/head64.S +++ /dev/null @@ -1,48 +0,0 @@ -/* - * Startup glue code to uncompress the kernel - * - * Copyright IBM Corp. 2010 - * - * Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com> - */ - -#include <linux/init.h> -#include <linux/linkage.h> -#include <asm/asm-offsets.h> -#include <asm/thread_info.h> -#include <asm/page.h> -#include "sizes.h" - -__HEAD -ENTRY(startup_continue) - basr %r13,0 # get base -.LPG1: - # setup stack - lg %r15,.Lstack-.LPG1(%r13) - aghi %r15,-160 - brasl %r14,decompress_kernel - # setup registers for memory mover & branch to target - lgr %r4,%r2 - lg %r2,.Loffset-.LPG1(%r13) - la %r4,0(%r2,%r4) - lg %r3,.Lmvsize-.LPG1(%r13) - lgr %r5,%r3 - # move the memory mover someplace safe - la %r1,0x200 - mvc 0(mover_end-mover,%r1),mover-.LPG1(%r13) - # decompress image is started at 0x11000 - lgr %r6,%r2 - br %r1 -mover: - mvcle %r2,%r4,0 - jo mover - br %r6 -mover_end: - - .align 8 -.Lstack: - .quad 0x8000 + (1<<(PAGE_SHIFT+THREAD_ORDER)) -.Loffset: - .quad 0x11000 -.Lmvsize: - .quad SZ__bss_start diff --git a/ANDROID_3.4.5/arch/s390/boot/compressed/misc.c b/ANDROID_3.4.5/arch/s390/boot/compressed/misc.c deleted file mode 100644 index 465eca75..00000000 --- a/ANDROID_3.4.5/arch/s390/boot/compressed/misc.c +++ /dev/null @@ -1,168 +0,0 @@ -/* - * Definitions and wrapper functions for kernel decompressor - * - * Copyright IBM Corp. 2010 - * - * Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com> - */ - -#include <asm/uaccess.h> -#include <asm/page.h> -#include <asm/ipl.h> -#include "sizes.h" - -/* - * gzip declarations - */ -#define STATIC static - -#undef memset -#undef memcpy -#undef memmove -#define memmove memmove -#define memzero(s, n) memset((s), 0, (n)) - -/* Symbols defined by linker scripts */ -extern char input_data[]; -extern int input_len; -extern char _text, _end; -extern char _bss, _ebss; - -static void error(char *m); - -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 - -#ifdef CONFIG_KERNEL_XZ -#include "../../../../lib/decompress_unxz.c" -#endif - -extern _sclp_print_early(const char *); - -static int puts(const char *s) -{ - _sclp_print_early(s); - return 0; -} - -void *memset(void *s, int c, size_t n) -{ - char *xs; - - if (c == 0) - return __builtin_memset(s, 0, n); - - xs = (char *) s; - if (n > 0) - do { - *xs++ = c; - } while (--n > 0); - return s; -} - -void *memcpy(void *__dest, __const void *__src, size_t __n) -{ - return __builtin_memcpy(__dest, __src, __n); -} - -void *memmove(void *__dest, __const void *__src, size_t __n) -{ - char *d; - const char *s; - - if (__dest <= __src) - return __builtin_memcpy(__dest, __src, __n); - d = __dest + __n; - s = __src + __n; - while (__n--) - *--d = *--s; - return __dest; -} - -static void error(char *x) -{ - unsigned long long psw = 0x000a0000deadbeefULL; - - puts("\n\n"); - puts(x); - puts("\n\n -- System halted"); - - asm volatile("lpsw %0" : : "Q" (psw)); -} - -/* - * Safe guard the ipl parameter block against a memory area that will be - * overwritten. The validity check for the ipl parameter block is complex - * (see cio_get_iplinfo and ipl_save_parameters) but if the pointer to - * the ipl parameter block intersects with the passed memory area we can - * safely assume that we can read from that memory. In that case just copy - * the memory to IPL_PARMBLOCK_ORIGIN even if there is no ipl parameter - * block. - */ -static void check_ipl_parmblock(void *start, unsigned long size) -{ - void *src, *dst; - - src = (void *)(unsigned long) S390_lowcore.ipl_parmblock_ptr; - if (src + PAGE_SIZE <= start || src >= start + size) - return; - dst = (void *) IPL_PARMBLOCK_ORIGIN; - memmove(dst, src, PAGE_SIZE); - S390_lowcore.ipl_parmblock_ptr = IPL_PARMBLOCK_ORIGIN; -} - -unsigned long decompress_kernel(void) -{ - unsigned long output_addr; - unsigned char *output; - - output_addr = ((unsigned long) &_end + HEAP_SIZE + 4095UL) & -4096UL; - check_ipl_parmblock((void *) 0, output_addr + SZ__bss_start); - memset(&_bss, 0, &_ebss - &_bss); - free_mem_ptr = (unsigned long)&_end; - free_mem_end_ptr = free_mem_ptr + HEAP_SIZE; - output = (unsigned char *) output_addr; - -#ifdef CONFIG_BLK_DEV_INITRD - /* - * Move the initrd right behind the end of the decompressed - * kernel image. - */ - if (INITRD_START && INITRD_SIZE && - INITRD_START < (unsigned long) output + SZ__bss_start) { - check_ipl_parmblock(output + SZ__bss_start, - INITRD_START + INITRD_SIZE); - memmove(output + SZ__bss_start, - (void *) INITRD_START, INITRD_SIZE); - INITRD_START = (unsigned long) output + SZ__bss_start; - } -#endif - - puts("Uncompressing Linux... "); - decompress(input_data, input_len, NULL, NULL, output, NULL, error); - puts("Ok, booting the kernel.\n"); - return (unsigned long) output; -} - diff --git a/ANDROID_3.4.5/arch/s390/boot/compressed/vmlinux.lds.S b/ANDROID_3.4.5/arch/s390/boot/compressed/vmlinux.lds.S deleted file mode 100644 index d80f79d8..00000000 --- a/ANDROID_3.4.5/arch/s390/boot/compressed/vmlinux.lds.S +++ /dev/null @@ -1,55 +0,0 @@ -#include <asm-generic/vmlinux.lds.h> - -#ifdef CONFIG_64BIT -OUTPUT_FORMAT("elf64-s390", "elf64-s390", "elf64-s390") -OUTPUT_ARCH(s390:64-bit) -#else -OUTPUT_FORMAT("elf32-s390", "elf32-s390", "elf32-s390") -OUTPUT_ARCH(s390) -#endif - -ENTRY(startup) - -SECTIONS -{ - /* Be careful parts of head_64.S assume startup_32 is at - * address 0. - */ - . = 0; - .head.text : { - _head = . ; - HEAD_TEXT - _ehead = . ; - } - .rodata.compressed : { - *(.rodata.compressed) - } - .text : { - _text = .; /* Text */ - *(.text) - *(.text.*) - _etext = . ; - } - .rodata : { - _rodata = . ; - *(.rodata) /* read-only data */ - *(.rodata.*) - _erodata = . ; - } - .data : { - _data = . ; - *(.data) - *(.data.*) - _edata = . ; - } - . = ALIGN(256); - .bss : { - _bss = . ; - *(.bss) - *(.bss.*) - *(COMMON) - . = ALIGN(8); /* For convenience during zeroing */ - _ebss = .; - } - _end = .; -} diff --git a/ANDROID_3.4.5/arch/s390/boot/compressed/vmlinux.scr b/ANDROID_3.4.5/arch/s390/boot/compressed/vmlinux.scr deleted file mode 100644 index f02382ae..00000000 --- a/ANDROID_3.4.5/arch/s390/boot/compressed/vmlinux.scr +++ /dev/null @@ -1,10 +0,0 @@ -SECTIONS -{ - .rodata.compressed : { - input_len = .; - LONG(input_data_end - input_data) input_data = .; - *(.data) - output_len = . - 4; - input_data_end = .; - } -} |