diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/x86/boot/compressed')
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/Makefile | 76 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/cmdline.c | 21 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/early_serial_console.c | 5 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/eboot.c | 1022 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/eboot.h | 61 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/efi_stub_32.S | 86 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/efi_stub_64.S | 1 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/head_32.S | 225 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/head_64.S | 371 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/misc.c | 379 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/misc.h | 39 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/mkpiggy.c | 95 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/string.c | 11 | ||||
| -rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/compressed/vmlinux.lds.S | 74 |
14 files changed, 0 insertions, 2466 deletions
diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/Makefile b/ANDROID_3.4.5/arch/x86/boot/compressed/Makefile deleted file mode 100644 index e398bb5d..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/Makefile +++ /dev/null @@ -1,76 +0,0 @@ -# -# linux/arch/x86/boot/compressed/Makefile -# -# create a compressed vmlinux image from the original vmlinux -# - -targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo head_$(BITS).o misc.o string.o cmdline.o early_serial_console.o piggy.o - -KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2 -KBUILD_CFLAGS += -fno-strict-aliasing -fPIC -KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING -cflags-$(CONFIG_X86_32) := -march=i386 -cflags-$(CONFIG_X86_64) := -mcmodel=small -KBUILD_CFLAGS += $(cflags-y) -KBUILD_CFLAGS += $(call cc-option,-ffreestanding) -KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector) - -KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ -GCOV_PROFILE := n - -LDFLAGS := -m elf_$(UTS_MACHINE) -LDFLAGS_vmlinux := -T - -hostprogs-y := mkpiggy -HOST_EXTRACFLAGS += -I$(srctree)/tools/include - -VMLINUX_OBJS = $(obj)/vmlinux.lds $(obj)/head_$(BITS).o $(obj)/misc.o \ - $(obj)/string.o $(obj)/cmdline.o $(obj)/early_serial_console.o \ - $(obj)/piggy.o - -ifeq ($(CONFIG_EFI_STUB), y) - VMLINUX_OBJS += $(obj)/eboot.o $(obj)/efi_stub_$(BITS).o -endif - -$(obj)/vmlinux: $(VMLINUX_OBJS) FORCE - $(call if_changed,ld) - @: - -OBJCOPYFLAGS_vmlinux.bin := -R .comment -S -$(obj)/vmlinux.bin: vmlinux FORCE - $(call if_changed,objcopy) - -targets += vmlinux.bin.all vmlinux.relocs - -CMD_RELOCS = arch/x86/tools/relocs -quiet_cmd_relocs = RELOCS $@ - cmd_relocs = $(CMD_RELOCS) $< > $@;$(CMD_RELOCS) --abs-relocs $< -$(obj)/vmlinux.relocs: vmlinux FORCE - $(call if_changed,relocs) - -vmlinux.bin.all-y := $(obj)/vmlinux.bin -vmlinux.bin.all-$(CONFIG_X86_NEED_RELOCS) += $(obj)/vmlinux.relocs - -$(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.xz: $(vmlinux.bin.all-y) FORCE - $(call if_changed,xzkern) -$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE - $(call if_changed,lzo) - -suffix-$(CONFIG_KERNEL_GZIP) := gz -suffix-$(CONFIG_KERNEL_BZIP2) := bz2 -suffix-$(CONFIG_KERNEL_LZMA) := lzma -suffix-$(CONFIG_KERNEL_XZ) := xz -suffix-$(CONFIG_KERNEL_LZO) := lzo - -quiet_cmd_mkpiggy = MKPIGGY $@ - cmd_mkpiggy = $(obj)/mkpiggy $< > $@ || ( rm -f $@ ; false ) - -targets += piggy.S -$(obj)/piggy.S: $(obj)/vmlinux.bin.$(suffix-y) $(obj)/mkpiggy FORCE - $(call if_changed,mkpiggy) diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/cmdline.c b/ANDROID_3.4.5/arch/x86/boot/compressed/cmdline.c deleted file mode 100644 index cb62f786..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/cmdline.c +++ /dev/null @@ -1,21 +0,0 @@ -#include "misc.h" - -static unsigned long fs; -static inline void set_fs(unsigned long seg) -{ - fs = seg << 4; /* shift it back */ -} -typedef unsigned long addr_t; -static inline char rdfs8(addr_t addr) -{ - return *((char *)(fs + addr)); -} -#include "../cmdline.c" -int cmdline_find_option(const char *option, char *buffer, int bufsize) -{ - return __cmdline_find_option(real_mode->hdr.cmd_line_ptr, option, buffer, bufsize); -} -int cmdline_find_option_bool(const char *option) -{ - return __cmdline_find_option_bool(real_mode->hdr.cmd_line_ptr, option); -} diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/early_serial_console.c b/ANDROID_3.4.5/arch/x86/boot/compressed/early_serial_console.c deleted file mode 100644 index 261e81fb..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/early_serial_console.c +++ /dev/null @@ -1,5 +0,0 @@ -#include "misc.h" - -int early_serial_base; - -#include "../early_serial_console.c" diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/eboot.c b/ANDROID_3.4.5/arch/x86/boot/compressed/eboot.c deleted file mode 100644 index 0cdfc0d2..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/eboot.c +++ /dev/null @@ -1,1022 +0,0 @@ -/* ----------------------------------------------------------------------- - * - * Copyright 2011 Intel Corporation; author Matt Fleming - * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * - * ----------------------------------------------------------------------- */ - -#include <linux/efi.h> -#include <asm/efi.h> -#include <asm/setup.h> -#include <asm/desc.h> - -#include "eboot.h" - -static efi_system_table_t *sys_table; - -static efi_status_t __get_map(efi_memory_desc_t **map, unsigned long *map_size, - unsigned long *desc_size) -{ - efi_memory_desc_t *m = NULL; - efi_status_t status; - unsigned long key; - u32 desc_version; - - *map_size = sizeof(*m) * 32; -again: - /* - * Add an additional efi_memory_desc_t because we're doing an - * allocation which may be in a new descriptor region. - */ - *map_size += sizeof(*m); - status = efi_call_phys3(sys_table->boottime->allocate_pool, - EFI_LOADER_DATA, *map_size, (void **)&m); - if (status != EFI_SUCCESS) - goto fail; - - status = efi_call_phys5(sys_table->boottime->get_memory_map, map_size, - m, &key, desc_size, &desc_version); - if (status == EFI_BUFFER_TOO_SMALL) { - efi_call_phys1(sys_table->boottime->free_pool, m); - goto again; - } - - if (status != EFI_SUCCESS) - efi_call_phys1(sys_table->boottime->free_pool, m); - -fail: - *map = m; - return status; -} - -/* - * Allocate at the highest possible address that is not above 'max'. - */ -static efi_status_t high_alloc(unsigned long size, unsigned long align, - unsigned long *addr, unsigned long max) -{ - unsigned long map_size, desc_size; - efi_memory_desc_t *map; - efi_status_t status; - unsigned long nr_pages; - u64 max_addr = 0; - int i; - - status = __get_map(&map, &map_size, &desc_size); - if (status != EFI_SUCCESS) - goto fail; - - nr_pages = round_up(size, EFI_PAGE_SIZE) / EFI_PAGE_SIZE; -again: - for (i = 0; i < map_size / desc_size; i++) { - efi_memory_desc_t *desc; - unsigned long m = (unsigned long)map; - u64 start, end; - - desc = (efi_memory_desc_t *)(m + (i * desc_size)); - if (desc->type != EFI_CONVENTIONAL_MEMORY) - continue; - - if (desc->num_pages < nr_pages) - continue; - - start = desc->phys_addr; - end = start + desc->num_pages * (1UL << EFI_PAGE_SHIFT); - - if ((start + size) > end || (start + size) > max) - continue; - - if (end - size > max) - end = max; - - if (round_down(end - size, align) < start) - continue; - - start = round_down(end - size, align); - - /* - * Don't allocate at 0x0. It will confuse code that - * checks pointers against NULL. - */ - if (start == 0x0) - continue; - - if (start > max_addr) - max_addr = start; - } - - if (!max_addr) - status = EFI_NOT_FOUND; - else { - status = efi_call_phys4(sys_table->boottime->allocate_pages, - EFI_ALLOCATE_ADDRESS, EFI_LOADER_DATA, - nr_pages, &max_addr); - if (status != EFI_SUCCESS) { - max = max_addr; - max_addr = 0; - goto again; - } - - *addr = max_addr; - } - -free_pool: - efi_call_phys1(sys_table->boottime->free_pool, map); - -fail: - return status; -} - -/* - * Allocate at the lowest possible address. - */ -static efi_status_t low_alloc(unsigned long size, unsigned long align, - unsigned long *addr) -{ - unsigned long map_size, desc_size; - efi_memory_desc_t *map; - efi_status_t status; - unsigned long nr_pages; - int i; - - status = __get_map(&map, &map_size, &desc_size); - if (status != EFI_SUCCESS) - goto fail; - - nr_pages = round_up(size, EFI_PAGE_SIZE) / EFI_PAGE_SIZE; - for (i = 0; i < map_size / desc_size; i++) { - efi_memory_desc_t *desc; - unsigned long m = (unsigned long)map; - u64 start, end; - - desc = (efi_memory_desc_t *)(m + (i * desc_size)); - - if (desc->type != EFI_CONVENTIONAL_MEMORY) - continue; - - if (desc->num_pages < nr_pages) - continue; - - start = desc->phys_addr; - end = start + desc->num_pages * (1UL << EFI_PAGE_SHIFT); - - /* - * Don't allocate at 0x0. It will confuse code that - * checks pointers against NULL. Skip the first 8 - * bytes so we start at a nice even number. - */ - if (start == 0x0) - start += 8; - - start = round_up(start, align); - if ((start + size) > end) - continue; - - status = efi_call_phys4(sys_table->boottime->allocate_pages, - EFI_ALLOCATE_ADDRESS, EFI_LOADER_DATA, - nr_pages, &start); - if (status == EFI_SUCCESS) { - *addr = start; - break; - } - } - - if (i == map_size / desc_size) - status = EFI_NOT_FOUND; - -free_pool: - efi_call_phys1(sys_table->boottime->free_pool, map); -fail: - return status; -} - -static void low_free(unsigned long size, unsigned long addr) -{ - unsigned long nr_pages; - - nr_pages = round_up(size, EFI_PAGE_SIZE) / EFI_PAGE_SIZE; - efi_call_phys2(sys_table->boottime->free_pages, addr, size); -} - -static void find_bits(unsigned long mask, u8 *pos, u8 *size) -{ - u8 first, len; - - first = 0; - len = 0; - - if (mask) { - while (!(mask & 0x1)) { - mask = mask >> 1; - first++; - } - - while (mask & 0x1) { - mask = mask >> 1; - len++; - } - } - - *pos = first; - *size = len; -} - -/* - * See if we have Graphics Output Protocol - */ -static efi_status_t setup_gop(struct screen_info *si, efi_guid_t *proto, - unsigned long size) -{ - struct efi_graphics_output_protocol *gop, *first_gop; - struct efi_pixel_bitmask pixel_info; - unsigned long nr_gops; - efi_status_t status; - void **gop_handle; - u16 width, height; - u32 fb_base, fb_size; - u32 pixels_per_scan_line; - int pixel_format; - int i; - - status = efi_call_phys3(sys_table->boottime->allocate_pool, - EFI_LOADER_DATA, size, &gop_handle); - if (status != EFI_SUCCESS) - return status; - - status = efi_call_phys5(sys_table->boottime->locate_handle, - EFI_LOCATE_BY_PROTOCOL, proto, - NULL, &size, gop_handle); - if (status != EFI_SUCCESS) - goto free_handle; - - first_gop = NULL; - - nr_gops = size / sizeof(void *); - for (i = 0; i < nr_gops; i++) { - struct efi_graphics_output_mode_info *info; - efi_guid_t pciio_proto = EFI_PCI_IO_PROTOCOL_GUID; - void *pciio; - void *h = gop_handle[i]; - - status = efi_call_phys3(sys_table->boottime->handle_protocol, - h, proto, &gop); - if (status != EFI_SUCCESS) - continue; - - efi_call_phys3(sys_table->boottime->handle_protocol, - h, &pciio_proto, &pciio); - - status = efi_call_phys4(gop->query_mode, gop, - gop->mode->mode, &size, &info); - if (status == EFI_SUCCESS && (!first_gop || pciio)) { - /* - * Apple provide GOPs that are not backed by - * real hardware (they're used to handle - * multiple displays). The workaround is to - * search for a GOP implementing the PCIIO - * protocol, and if one isn't found, to just - * fallback to the first GOP. - */ - width = info->horizontal_resolution; - height = info->vertical_resolution; - fb_base = gop->mode->frame_buffer_base; - fb_size = gop->mode->frame_buffer_size; - pixel_format = info->pixel_format; - pixel_info = info->pixel_information; - pixels_per_scan_line = info->pixels_per_scan_line; - - /* - * Once we've found a GOP supporting PCIIO, - * don't bother looking any further. - */ - if (pciio) - break; - - first_gop = gop; - } - } - - /* Did we find any GOPs? */ - if (!first_gop) - goto free_handle; - - /* EFI framebuffer */ - si->orig_video_isVGA = VIDEO_TYPE_EFI; - - si->lfb_width = width; - si->lfb_height = height; - si->lfb_base = fb_base; - si->lfb_size = fb_size; - si->pages = 1; - - if (pixel_format == PIXEL_RGB_RESERVED_8BIT_PER_COLOR) { - si->lfb_depth = 32; - si->lfb_linelength = pixels_per_scan_line * 4; - si->red_size = 8; - si->red_pos = 0; - si->green_size = 8; - si->green_pos = 8; - si->blue_size = 8; - si->blue_pos = 16; - si->rsvd_size = 8; - si->rsvd_pos = 24; - } else if (pixel_format == PIXEL_BGR_RESERVED_8BIT_PER_COLOR) { - si->lfb_depth = 32; - si->lfb_linelength = pixels_per_scan_line * 4; - si->red_size = 8; - si->red_pos = 16; - si->green_size = 8; - si->green_pos = 8; - si->blue_size = 8; - si->blue_pos = 0; - si->rsvd_size = 8; - si->rsvd_pos = 24; - } else if (pixel_format == PIXEL_BIT_MASK) { - find_bits(pixel_info.red_mask, &si->red_pos, &si->red_size); - find_bits(pixel_info.green_mask, &si->green_pos, - &si->green_size); - find_bits(pixel_info.blue_mask, &si->blue_pos, &si->blue_size); - find_bits(pixel_info.reserved_mask, &si->rsvd_pos, - &si->rsvd_size); - si->lfb_depth = si->red_size + si->green_size + - si->blue_size + si->rsvd_size; - si->lfb_linelength = (pixels_per_scan_line * si->lfb_depth) / 8; - } else { - si->lfb_depth = 4; - si->lfb_linelength = si->lfb_width / 2; - si->red_size = 0; - si->red_pos = 0; - si->green_size = 0; - si->green_pos = 0; - si->blue_size = 0; - si->blue_pos = 0; - si->rsvd_size = 0; - si->rsvd_pos = 0; - } - -free_handle: - efi_call_phys1(sys_table->boottime->free_pool, gop_handle); - return status; -} - -/* - * See if we have Universal Graphics Adapter (UGA) protocol - */ -static efi_status_t setup_uga(struct screen_info *si, efi_guid_t *uga_proto, - unsigned long size) -{ - struct efi_uga_draw_protocol *uga, *first_uga; - unsigned long nr_ugas; - efi_status_t status; - u32 width, height; - void **uga_handle = NULL; - int i; - - status = efi_call_phys3(sys_table->boottime->allocate_pool, - EFI_LOADER_DATA, size, &uga_handle); - if (status != EFI_SUCCESS) - return status; - - status = efi_call_phys5(sys_table->boottime->locate_handle, - EFI_LOCATE_BY_PROTOCOL, uga_proto, - NULL, &size, uga_handle); - if (status != EFI_SUCCESS) - goto free_handle; - - first_uga = NULL; - - nr_ugas = size / sizeof(void *); - for (i = 0; i < nr_ugas; i++) { - efi_guid_t pciio_proto = EFI_PCI_IO_PROTOCOL_GUID; - void *handle = uga_handle[i]; - u32 w, h, depth, refresh; - void *pciio; - - status = efi_call_phys3(sys_table->boottime->handle_protocol, - handle, uga_proto, &uga); - if (status != EFI_SUCCESS) - continue; - - efi_call_phys3(sys_table->boottime->handle_protocol, - handle, &pciio_proto, &pciio); - - status = efi_call_phys5(uga->get_mode, uga, &w, &h, - &depth, &refresh); - if (status == EFI_SUCCESS && (!first_uga || pciio)) { - width = w; - height = h; - - /* - * Once we've found a UGA supporting PCIIO, - * don't bother looking any further. - */ - if (pciio) - break; - - first_uga = uga; - } - } - - if (!first_uga) - goto free_handle; - - /* EFI framebuffer */ - si->orig_video_isVGA = VIDEO_TYPE_EFI; - - si->lfb_depth = 32; - si->lfb_width = width; - si->lfb_height = height; - - si->red_size = 8; - si->red_pos = 16; - si->green_size = 8; - si->green_pos = 8; - si->blue_size = 8; - si->blue_pos = 0; - si->rsvd_size = 8; - si->rsvd_pos = 24; - - -free_handle: - efi_call_phys1(sys_table->boottime->free_pool, uga_handle); - return status; -} - -void setup_graphics(struct boot_params *boot_params) -{ - efi_guid_t graphics_proto = EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID; - struct screen_info *si; - efi_guid_t uga_proto = EFI_UGA_PROTOCOL_GUID; - efi_status_t status; - unsigned long size; - void **gop_handle = NULL; - void **uga_handle = NULL; - - si = &boot_params->screen_info; - memset(si, 0, sizeof(*si)); - - size = 0; - status = efi_call_phys5(sys_table->boottime->locate_handle, - EFI_LOCATE_BY_PROTOCOL, &graphics_proto, - NULL, &size, gop_handle); - if (status == EFI_BUFFER_TOO_SMALL) - status = setup_gop(si, &graphics_proto, size); - - if (status != EFI_SUCCESS) { - size = 0; - status = efi_call_phys5(sys_table->boottime->locate_handle, - EFI_LOCATE_BY_PROTOCOL, &uga_proto, - NULL, &size, uga_handle); - if (status == EFI_BUFFER_TOO_SMALL) - setup_uga(si, &uga_proto, size); - } -} - -struct initrd { - efi_file_handle_t *handle; - u64 size; -}; - -/* - * Check the cmdline for a LILO-style initrd= arguments. - * - * We only support loading an initrd from the same filesystem as the - * kernel image. - */ -static efi_status_t handle_ramdisks(efi_loaded_image_t *image, - struct setup_header *hdr) -{ - struct initrd *initrds; - unsigned long initrd_addr; - efi_guid_t fs_proto = EFI_FILE_SYSTEM_GUID; - u64 initrd_total; - efi_file_io_interface_t *io; - efi_file_handle_t *fh; - efi_status_t status; - int nr_initrds; - char *str; - int i, j, k; - - initrd_addr = 0; - initrd_total = 0; - - str = (char *)(unsigned long)hdr->cmd_line_ptr; - - j = 0; /* See close_handles */ - - if (!str || !*str) - return EFI_SUCCESS; - - for (nr_initrds = 0; *str; nr_initrds++) { - str = strstr(str, "initrd="); - if (!str) - break; - - str += 7; - - /* Skip any leading slashes */ - while (*str == '/' || *str == '\\') - str++; - - while (*str && *str != ' ' && *str != '\n') - str++; - } - - if (!nr_initrds) - return EFI_SUCCESS; - - status = efi_call_phys3(sys_table->boottime->allocate_pool, - EFI_LOADER_DATA, - nr_initrds * sizeof(*initrds), - &initrds); - if (status != EFI_SUCCESS) - goto fail; - - str = (char *)(unsigned long)hdr->cmd_line_ptr; - for (i = 0; i < nr_initrds; i++) { - struct initrd *initrd; - efi_file_handle_t *h; - efi_file_info_t *info; - efi_char16_t filename_16[256]; - unsigned long info_sz; - efi_guid_t info_guid = EFI_FILE_INFO_ID; - efi_char16_t *p; - u64 file_sz; - - str = strstr(str, "initrd="); - if (!str) - break; - - str += 7; - - initrd = &initrds[i]; - p = filename_16; - - /* Skip any leading slashes */ - while (*str == '/' || *str == '\\') - str++; - - while (*str && *str != ' ' && *str != '\n') { - if ((u8 *)p >= (u8 *)filename_16 + sizeof(filename_16)) - break; - - *p++ = *str++; - } - - *p = '\0'; - - /* Only open the volume once. */ - if (!i) { - efi_boot_services_t *boottime; - - boottime = sys_table->boottime; - - status = efi_call_phys3(boottime->handle_protocol, - image->device_handle, &fs_proto, &io); - if (status != EFI_SUCCESS) - goto free_initrds; - - status = efi_call_phys2(io->open_volume, io, &fh); - if (status != EFI_SUCCESS) - goto free_initrds; - } - - status = efi_call_phys5(fh->open, fh, &h, filename_16, - EFI_FILE_MODE_READ, (u64)0); - if (status != EFI_SUCCESS) - goto close_handles; - - initrd->handle = h; - - info_sz = 0; - status = efi_call_phys4(h->get_info, h, &info_guid, - &info_sz, NULL); - if (status != EFI_BUFFER_TOO_SMALL) - goto close_handles; - -grow: - status = efi_call_phys3(sys_table->boottime->allocate_pool, - EFI_LOADER_DATA, info_sz, &info); - if (status != EFI_SUCCESS) - goto close_handles; - - status = efi_call_phys4(h->get_info, h, &info_guid, - &info_sz, info); - if (status == EFI_BUFFER_TOO_SMALL) { - efi_call_phys1(sys_table->boottime->free_pool, info); - goto grow; - } - - file_sz = info->file_size; - efi_call_phys1(sys_table->boottime->free_pool, info); - - if (status != EFI_SUCCESS) - goto close_handles; - - initrd->size = file_sz; - initrd_total += file_sz; - } - - if (initrd_total) { - unsigned long addr; - - /* - * Multiple initrd's need to be at consecutive - * addresses in memory, so allocate enough memory for - * all the initrd's. - */ - status = high_alloc(initrd_total, 0x1000, - &initrd_addr, hdr->initrd_addr_max); - if (status != EFI_SUCCESS) - goto close_handles; - - /* We've run out of free low memory. */ - if (initrd_addr > hdr->initrd_addr_max) { - status = EFI_INVALID_PARAMETER; - goto free_initrd_total; - } - - addr = initrd_addr; - for (j = 0; j < nr_initrds; j++) { - u64 size; - - size = initrds[j].size; - while (size) { - u64 chunksize; - if (size > EFI_READ_CHUNK_SIZE) - chunksize = EFI_READ_CHUNK_SIZE; - else - chunksize = size; - status = efi_call_phys3(fh->read, - initrds[j].handle, - &chunksize, addr); - if (status != EFI_SUCCESS) - goto free_initrd_total; - addr += chunksize; - size -= chunksize; - } - - efi_call_phys1(fh->close, initrds[j].handle); - } - - } - - efi_call_phys1(sys_table->boottime->free_pool, initrds); - - hdr->ramdisk_image = initrd_addr; - hdr->ramdisk_size = initrd_total; - - return status; - -free_initrd_total: - low_free(initrd_total, initrd_addr); - -close_handles: - for (k = j; k < nr_initrds; k++) - efi_call_phys1(fh->close, initrds[k].handle); -free_initrds: - efi_call_phys1(sys_table->boottime->free_pool, initrds); -fail: - hdr->ramdisk_image = 0; - hdr->ramdisk_size = 0; - - return status; -} - -/* - * Because the x86 boot code expects to be passed a boot_params we - * need to create one ourselves (usually the bootloader would create - * one for us). - */ -static efi_status_t make_boot_params(struct boot_params *boot_params, - efi_loaded_image_t *image, - void *handle) -{ - struct efi_info *efi = &boot_params->efi_info; - struct apm_bios_info *bi = &boot_params->apm_bios_info; - struct sys_desc_table *sdt = &boot_params->sys_desc_table; - struct e820entry *e820_map = &boot_params->e820_map[0]; - struct e820entry *prev = NULL; - struct setup_header *hdr = &boot_params->hdr; - unsigned long size, key, desc_size, _size; - efi_memory_desc_t *mem_map; - void *options = image->load_options; - u32 load_options_size = image->load_options_size / 2; /* ASCII */ - int options_size = 0; - efi_status_t status; - __u32 desc_version; - unsigned long cmdline; - u8 nr_entries; - u16 *s2; - u8 *s1; - int i; - - hdr->type_of_loader = 0x21; - - /* Convert unicode cmdline to ascii */ - cmdline = 0; - s2 = (u16 *)options; - - if (s2) { - while (*s2 && *s2 != '\n' && options_size < load_options_size) { - s2++; - options_size++; - } - - if (options_size) { - if (options_size > hdr->cmdline_size) - options_size = hdr->cmdline_size; - - options_size++; /* NUL termination */ - - status = low_alloc(options_size, 1, &cmdline); - if (status != EFI_SUCCESS) - goto fail; - - s1 = (u8 *)(unsigned long)cmdline; - s2 = (u16 *)options; - - for (i = 0; i < options_size - 1; i++) - *s1++ = *s2++; - - *s1 = '\0'; - } - } - - hdr->cmd_line_ptr = cmdline; - - hdr->ramdisk_image = 0; - hdr->ramdisk_size = 0; - - status = handle_ramdisks(image, hdr); - if (status != EFI_SUCCESS) - goto free_cmdline; - - setup_graphics(boot_params); - - /* Clear APM BIOS info */ - memset(bi, 0, sizeof(*bi)); - - memset(sdt, 0, sizeof(*sdt)); - - memcpy(&efi->efi_loader_signature, EFI_LOADER_SIGNATURE, sizeof(__u32)); - - size = sizeof(*mem_map) * 32; - -again: - size += sizeof(*mem_map); - _size = size; - status = low_alloc(size, 1, (unsigned long *)&mem_map); - if (status != EFI_SUCCESS) - goto free_cmdline; - - status = efi_call_phys5(sys_table->boottime->get_memory_map, &size, - mem_map, &key, &desc_size, &desc_version); - if (status == EFI_BUFFER_TOO_SMALL) { - low_free(_size, (unsigned long)mem_map); - goto again; - } - - if (status != EFI_SUCCESS) - goto free_mem_map; - - efi->efi_systab = (unsigned long)sys_table; - efi->efi_memdesc_size = desc_size; - efi->efi_memdesc_version = desc_version; - efi->efi_memmap = (unsigned long)mem_map; - efi->efi_memmap_size = size; - -#ifdef CONFIG_X86_64 - efi->efi_systab_hi = (unsigned long)sys_table >> 32; - efi->efi_memmap_hi = (unsigned long)mem_map >> 32; -#endif - - /* Might as well exit boot services now */ - status = efi_call_phys2(sys_table->boottime->exit_boot_services, - handle, key); - if (status != EFI_SUCCESS) - goto free_mem_map; - - /* Historic? */ - boot_params->alt_mem_k = 32 * 1024; - - /* - * Convert the EFI memory map to E820. - */ - nr_entries = 0; - for (i = 0; i < size / desc_size; i++) { - efi_memory_desc_t *d; - unsigned int e820_type = 0; - unsigned long m = (unsigned long)mem_map; - - d = (efi_memory_desc_t *)(m + (i * desc_size)); - switch (d->type) { - case EFI_RESERVED_TYPE: - case EFI_RUNTIME_SERVICES_CODE: - case EFI_RUNTIME_SERVICES_DATA: - case EFI_MEMORY_MAPPED_IO: - case EFI_MEMORY_MAPPED_IO_PORT_SPACE: - case EFI_PAL_CODE: - e820_type = E820_RESERVED; - break; - - case EFI_UNUSABLE_MEMORY: - e820_type = E820_UNUSABLE; - break; - - case EFI_ACPI_RECLAIM_MEMORY: - e820_type = E820_ACPI; - break; - - case EFI_LOADER_CODE: - case EFI_LOADER_DATA: - case EFI_BOOT_SERVICES_CODE: - case EFI_BOOT_SERVICES_DATA: - case EFI_CONVENTIONAL_MEMORY: - e820_type = E820_RAM; - break; - - case EFI_ACPI_MEMORY_NVS: - e820_type = E820_NVS; - break; - - default: - continue; - } - - /* Merge adjacent mappings */ - if (prev && prev->type == e820_type && - (prev->addr + prev->size) == d->phys_addr) - prev->size += d->num_pages << 12; - else { - e820_map->addr = d->phys_addr; - e820_map->size = d->num_pages << 12; - e820_map->type = e820_type; - prev = e820_map++; - nr_entries++; - } - } - - boot_params->e820_entries = nr_entries; - - return EFI_SUCCESS; - -free_mem_map: - low_free(_size, (unsigned long)mem_map); -free_cmdline: - if (options_size) - low_free(options_size, hdr->cmd_line_ptr); -fail: - return status; -} - -/* - * On success we return a pointer to a boot_params structure, and NULL - * on failure. - */ -struct boot_params *efi_main(void *handle, efi_system_table_t *_table) -{ - struct boot_params *boot_params; - unsigned long start, nr_pages; - struct desc_ptr *gdt, *idt; - efi_loaded_image_t *image; - struct setup_header *hdr; - efi_status_t status; - efi_guid_t proto = LOADED_IMAGE_PROTOCOL_GUID; - struct desc_struct *desc; - - sys_table = _table; - - /* Check if we were booted by the EFI firmware */ - if (sys_table->hdr.signature != EFI_SYSTEM_TABLE_SIGNATURE) - goto fail; - - status = efi_call_phys3(sys_table->boottime->handle_protocol, - handle, &proto, (void *)&image); - if (status != EFI_SUCCESS) - goto fail; - - status = low_alloc(0x4000, 1, (unsigned long *)&boot_params); - if (status != EFI_SUCCESS) - goto fail; - - memset(boot_params, 0x0, 0x4000); - - /* Copy first two sectors to boot_params */ - memcpy(boot_params, image->image_base, 1024); - - hdr = &boot_params->hdr; - - /* - * The EFI firmware loader could have placed the kernel image - * anywhere in memory, but the kernel has various restrictions - * on the max physical address it can run at. Attempt to move - * the kernel to boot_params.pref_address, or as low as - * possible. - */ - start = hdr->pref_address; - nr_pages = round_up(hdr->init_size, EFI_PAGE_SIZE) / EFI_PAGE_SIZE; - - status = efi_call_phys4(sys_table->boottime->allocate_pages, - EFI_ALLOCATE_ADDRESS, EFI_LOADER_DATA, - nr_pages, &start); - if (status != EFI_SUCCESS) { - status = low_alloc(hdr->init_size, hdr->kernel_alignment, - &start); - if (status != EFI_SUCCESS) - goto fail; - } - - hdr->code32_start = (__u32)start; - hdr->pref_address = (__u64)(unsigned long)image->image_base; - - memcpy((void *)start, image->image_base, image->image_size); - - status = efi_call_phys3(sys_table->boottime->allocate_pool, - EFI_LOADER_DATA, sizeof(*gdt), - (void **)&gdt); - if (status != EFI_SUCCESS) - goto fail; - - gdt->size = 0x800; - status = low_alloc(gdt->size, 8, (unsigned long *)&gdt->address); - if (status != EFI_SUCCESS) - goto fail; - - status = efi_call_phys3(sys_table->boottime->allocate_pool, - EFI_LOADER_DATA, sizeof(*idt), - (void **)&idt); - if (status != EFI_SUCCESS) - goto fail; - - idt->size = 0; - idt->address = 0; - - status = make_boot_params(boot_params, image, handle); - if (status != EFI_SUCCESS) - goto fail; - - memset((char *)gdt->address, 0x0, gdt->size); - desc = (struct desc_struct *)gdt->address; - - /* The first GDT is a dummy and the second is unused. */ - desc += 2; - - desc->limit0 = 0xffff; - desc->base0 = 0x0000; - desc->base1 = 0x0000; - desc->type = SEG_TYPE_CODE | SEG_TYPE_EXEC_READ; - desc->s = DESC_TYPE_CODE_DATA; - desc->dpl = 0; - desc->p = 1; - desc->limit = 0xf; - desc->avl = 0; - desc->l = 0; - desc->d = SEG_OP_SIZE_32BIT; - desc->g = SEG_GRANULARITY_4KB; - desc->base2 = 0x00; - - desc++; - desc->limit0 = 0xffff; - desc->base0 = 0x0000; - desc->base1 = 0x0000; - desc->type = SEG_TYPE_DATA | SEG_TYPE_READ_WRITE; - desc->s = DESC_TYPE_CODE_DATA; - desc->dpl = 0; - desc->p = 1; - desc->limit = 0xf; - desc->avl = 0; - desc->l = 0; - desc->d = SEG_OP_SIZE_32BIT; - desc->g = SEG_GRANULARITY_4KB; - desc->base2 = 0x00; - -#ifdef CONFIG_X86_64 - /* Task segment value */ - desc++; - desc->limit0 = 0x0000; - desc->base0 = 0x0000; - desc->base1 = 0x0000; - desc->type = SEG_TYPE_TSS; - desc->s = 0; - desc->dpl = 0; - desc->p = 1; - desc->limit = 0x0; - desc->avl = 0; - desc->l = 0; - desc->d = 0; - desc->g = SEG_GRANULARITY_4KB; - desc->base2 = 0x00; -#endif /* CONFIG_X86_64 */ - - asm volatile ("lidt %0" : : "m" (*idt)); - asm volatile ("lgdt %0" : : "m" (*gdt)); - - asm volatile("cli"); - - return boot_params; -fail: - return NULL; -} diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/eboot.h b/ANDROID_3.4.5/arch/x86/boot/compressed/eboot.h deleted file mode 100644 index 39251663..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/eboot.h +++ /dev/null @@ -1,61 +0,0 @@ -#ifndef BOOT_COMPRESSED_EBOOT_H -#define BOOT_COMPRESSED_EBOOT_H - -#define SEG_TYPE_DATA (0 << 3) -#define SEG_TYPE_READ_WRITE (1 << 1) -#define SEG_TYPE_CODE (1 << 3) -#define SEG_TYPE_EXEC_READ (1 << 1) -#define SEG_TYPE_TSS ((1 << 3) | (1 << 0)) -#define SEG_OP_SIZE_32BIT (1 << 0) -#define SEG_GRANULARITY_4KB (1 << 0) - -#define DESC_TYPE_CODE_DATA (1 << 0) - -#define EFI_PAGE_SIZE (1UL << EFI_PAGE_SHIFT) -#define EFI_READ_CHUNK_SIZE (1024 * 1024) - -#define PIXEL_RGB_RESERVED_8BIT_PER_COLOR 0 -#define PIXEL_BGR_RESERVED_8BIT_PER_COLOR 1 -#define PIXEL_BIT_MASK 2 -#define PIXEL_BLT_ONLY 3 -#define PIXEL_FORMAT_MAX 4 - -struct efi_pixel_bitmask { - u32 red_mask; - u32 green_mask; - u32 blue_mask; - u32 reserved_mask; -}; - -struct efi_graphics_output_mode_info { - u32 version; - u32 horizontal_resolution; - u32 vertical_resolution; - int pixel_format; - struct efi_pixel_bitmask pixel_information; - u32 pixels_per_scan_line; -} __packed; - -struct efi_graphics_output_protocol_mode { - u32 max_mode; - u32 mode; - unsigned long info; - unsigned long size_of_info; - u64 frame_buffer_base; - unsigned long frame_buffer_size; -} __packed; - -struct efi_graphics_output_protocol { - void *query_mode; - unsigned long set_mode; - unsigned long blt; - struct efi_graphics_output_protocol_mode *mode; -}; - -struct efi_uga_draw_protocol { - void *get_mode; - void *set_mode; - void *blt; -}; - -#endif /* BOOT_COMPRESSED_EBOOT_H */ diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/efi_stub_32.S b/ANDROID_3.4.5/arch/x86/boot/compressed/efi_stub_32.S deleted file mode 100644 index a53440e8..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/efi_stub_32.S +++ /dev/null @@ -1,86 +0,0 @@ -/* - * EFI call stub for IA32. - * - * This stub allows us to make EFI calls in physical mode with interrupts - * turned off. Note that this implementation is different from the one in - * arch/x86/platform/efi/efi_stub_32.S because we're _already_ in physical - * mode at this point. - */ - -#include <linux/linkage.h> -#include <asm/page_types.h> - -/* - * efi_call_phys(void *, ...) is a function with variable parameters. - * All the callers of this function assure that all the parameters are 4-bytes. - */ - -/* - * In gcc calling convention, EBX, ESP, EBP, ESI and EDI are all callee save. - * So we'd better save all of them at the beginning of this function and restore - * at the end no matter how many we use, because we can not assure EFI runtime - * service functions will comply with gcc calling convention, too. - */ - -.text -ENTRY(efi_call_phys) - /* - * 0. The function can only be called in Linux kernel. So CS has been - * set to 0x0010, DS and SS have been set to 0x0018. In EFI, I found - * the values of these registers are the same. And, the corresponding - * GDT entries are identical. So I will do nothing about segment reg - * and GDT, but change GDT base register in prelog and epilog. - */ - - /* - * 1. Because we haven't been relocated by this point we need to - * use relative addressing. - */ - call 1f -1: popl %edx - subl $1b, %edx - - /* - * 2. Now on the top of stack is the return - * address in the caller of efi_call_phys(), then parameter 1, - * parameter 2, ..., param n. To make things easy, we save the return - * address of efi_call_phys in a global variable. - */ - popl %ecx - movl %ecx, saved_return_addr(%edx) - /* get the function pointer into ECX*/ - popl %ecx - movl %ecx, efi_rt_function_ptr(%edx) - - /* - * 3. Call the physical function. - */ - call *%ecx - - /* - * 4. Balance the stack. And because EAX contain the return value, - * we'd better not clobber it. We need to calculate our address - * again because %ecx and %edx are not preserved across EFI function - * calls. - */ - call 1f -1: popl %edx - subl $1b, %edx - - movl efi_rt_function_ptr(%edx), %ecx - pushl %ecx - - /* - * 10. Push the saved return address onto the stack and return. - */ - movl saved_return_addr(%edx), %ecx - pushl %ecx - ret -ENDPROC(efi_call_phys) -.previous - -.data -saved_return_addr: - .long 0 -efi_rt_function_ptr: - .long 0 diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/efi_stub_64.S b/ANDROID_3.4.5/arch/x86/boot/compressed/efi_stub_64.S deleted file mode 100644 index cedc60de..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/efi_stub_64.S +++ /dev/null @@ -1 +0,0 @@ -#include "../../platform/efi/efi_stub_64.S" diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/head_32.S b/ANDROID_3.4.5/arch/x86/boot/compressed/head_32.S deleted file mode 100644 index c85e3ac9..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/head_32.S +++ /dev/null @@ -1,225 +0,0 @@ -/* - * linux/boot/head.S - * - * Copyright (C) 1991, 1992, 1993 Linus Torvalds - */ - -/* - * head.S contains the 32-bit startup code. - * - * NOTE!!! Startup happens at absolute address 0x00001000, which is also where - * the page directory will exist. The startup code will be overwritten by - * the page directory. [According to comments etc elsewhere on a compressed - * kernel it will end up at 0x1000 + 1Mb I hope so as I assume this. - AC] - * - * Page 0 is deliberately kept safe, since System Management Mode code in - * laptops may need to access the BIOS data stored there. This is also - * useful for future device drivers that either access the BIOS via VM86 - * mode. - */ - -/* - * High loaded stuff by Hans Lermen & Werner Almesberger, Feb. 1996 - */ - .text - -#include <linux/init.h> -#include <linux/linkage.h> -#include <asm/segment.h> -#include <asm/page_types.h> -#include <asm/boot.h> -#include <asm/asm-offsets.h> - - __HEAD -ENTRY(startup_32) -#ifdef CONFIG_EFI_STUB - jmp preferred_addr - - .balign 0x10 - /* - * We don't need the return address, so set up the stack so - * efi_main() can find its arugments. - */ - add $0x4, %esp - - call efi_main - cmpl $0, %eax - movl %eax, %esi - jne 2f -1: - /* EFI init failed, so hang. */ - hlt - jmp 1b -2: - call 3f -3: - popl %eax - subl $3b, %eax - subl BP_pref_address(%esi), %eax - add BP_code32_start(%esi), %eax - leal preferred_addr(%eax), %eax - jmp *%eax - -preferred_addr: -#endif - cld - /* - * Test KEEP_SEGMENTS flag to see if the bootloader is asking - * us to not reload segments - */ - testb $(1<<6), BP_loadflags(%esi) - jnz 1f - - cli - movl $__BOOT_DS, %eax - movl %eax, %ds - movl %eax, %es - movl %eax, %fs - movl %eax, %gs - movl %eax, %ss -1: - -/* - * Calculate the delta between where we were compiled to run - * at and where we were actually loaded at. This can only be done - * with a short local call on x86. Nothing else will tell us what - * address we are running at. The reserved chunk of the real-mode - * data at 0x1e4 (defined as a scratch field) are used as the stack - * for this calculation. Only 4 bytes are needed. - */ - leal (BP_scratch+4)(%esi), %esp - call 1f -1: popl %ebp - subl $1b, %ebp - -/* - * %ebp contains the address we are loaded at by the boot loader and %ebx - * contains the address where we should move the kernel image temporarily - * for safe in-place decompression. - */ - -#ifdef CONFIG_RELOCATABLE - movl %ebp, %ebx - movl BP_kernel_alignment(%esi), %eax - decl %eax - addl %eax, %ebx - notl %eax - andl %eax, %ebx -#else - movl $LOAD_PHYSICAL_ADDR, %ebx -#endif - - /* Target address to relocate to for decompression */ - addl $z_extract_offset, %ebx - - /* Set up the stack */ - leal boot_stack_end(%ebx), %esp - - /* Zero EFLAGS */ - pushl $0 - popfl - -/* - * Copy the compressed kernel to the end of our buffer - * where decompression in place becomes safe. - */ - pushl %esi - leal (_bss-4)(%ebp), %esi - leal (_bss-4)(%ebx), %edi - movl $(_bss - startup_32), %ecx - shrl $2, %ecx - std - rep movsl - cld - popl %esi - -/* - * Jump to the relocated address. - */ - leal relocated(%ebx), %eax - jmp *%eax -ENDPROC(startup_32) - - .text -relocated: - -/* - * Clear BSS (stack is currently empty) - */ - xorl %eax, %eax - leal _bss(%ebx), %edi - leal _ebss(%ebx), %ecx - subl %edi, %ecx - shrl $2, %ecx - rep stosl - -/* - * Adjust our own GOT - */ - leal _got(%ebx), %edx - leal _egot(%ebx), %ecx -1: - cmpl %ecx, %edx - jae 2f - addl %ebx, (%edx) - addl $4, %edx - jmp 1b -2: - -/* - * Do the decompression, and jump to the new kernel.. - */ - leal z_extract_offset_negative(%ebx), %ebp - /* push arguments for decompress_kernel: */ - pushl %ebp /* output address */ - pushl $z_input_len /* input_len */ - leal input_data(%ebx), %eax - pushl %eax /* input_data */ - leal boot_heap(%ebx), %eax - pushl %eax /* heap area */ - pushl %esi /* real mode pointer */ - call decompress_kernel - addl $20, %esp - -#if CONFIG_RELOCATABLE -/* - * Find the address of the relocations. - */ - leal z_output_len(%ebp), %edi - -/* - * Calculate the delta between where vmlinux was compiled to run - * and where it was actually loaded. - */ - movl %ebp, %ebx - subl $LOAD_PHYSICAL_ADDR, %ebx - jz 2f /* Nothing to be done if loaded at compiled addr. */ -/* - * Process relocations. - */ - -1: subl $4, %edi - movl (%edi), %ecx - testl %ecx, %ecx - jz 2f - addl %ebx, -__PAGE_OFFSET(%ebx, %ecx) - jmp 1b -2: -#endif - -/* - * Jump to the decompressed kernel. - */ - xorl %ebx, %ebx - jmp *%ebp - -/* - * Stack and heap for uncompression - */ - .bss - .balign 4 -boot_heap: - .fill BOOT_HEAP_SIZE, 1, 0 -boot_stack: - .fill BOOT_STACK_SIZE, 1, 0 -boot_stack_end: diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/head_64.S b/ANDROID_3.4.5/arch/x86/boot/compressed/head_64.S deleted file mode 100644 index 87e03a13..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/head_64.S +++ /dev/null @@ -1,371 +0,0 @@ -/* - * linux/boot/head.S - * - * Copyright (C) 1991, 1992, 1993 Linus Torvalds - */ - -/* - * head.S contains the 32-bit startup code. - * - * NOTE!!! Startup happens at absolute address 0x00001000, which is also where - * the page directory will exist. The startup code will be overwritten by - * the page directory. [According to comments etc elsewhere on a compressed - * kernel it will end up at 0x1000 + 1Mb I hope so as I assume this. - AC] - * - * Page 0 is deliberately kept safe, since System Management Mode code in - * laptops may need to access the BIOS data stored there. This is also - * useful for future device drivers that either access the BIOS via VM86 - * mode. - */ - -/* - * High loaded stuff by Hans Lermen & Werner Almesberger, Feb. 1996 - */ - .code32 - .text - -#include <linux/init.h> -#include <linux/linkage.h> -#include <asm/segment.h> -#include <asm/pgtable_types.h> -#include <asm/page_types.h> -#include <asm/boot.h> -#include <asm/msr.h> -#include <asm/processor-flags.h> -#include <asm/asm-offsets.h> - - __HEAD - .code32 -ENTRY(startup_32) - cld - /* - * Test KEEP_SEGMENTS flag to see if the bootloader is asking - * us to not reload segments - */ - testb $(1<<6), BP_loadflags(%esi) - jnz 1f - - cli - movl $(__KERNEL_DS), %eax - movl %eax, %ds - movl %eax, %es - movl %eax, %ss -1: - -/* - * Calculate the delta between where we were compiled to run - * at and where we were actually loaded at. This can only be done - * with a short local call on x86. Nothing else will tell us what - * address we are running at. The reserved chunk of the real-mode - * data at 0x1e4 (defined as a scratch field) are used as the stack - * for this calculation. Only 4 bytes are needed. - */ - leal (BP_scratch+4)(%esi), %esp - call 1f -1: popl %ebp - subl $1b, %ebp - -/* setup a stack and make sure cpu supports long mode. */ - movl $boot_stack_end, %eax - addl %ebp, %eax - movl %eax, %esp - - call verify_cpu - testl %eax, %eax - jnz no_longmode - -/* - * Compute the delta between where we were compiled to run at - * and where the code will actually run at. - * - * %ebp contains the address we are loaded at by the boot loader and %ebx - * contains the address where we should move the kernel image temporarily - * for safe in-place decompression. - */ - -#ifdef CONFIG_RELOCATABLE - movl %ebp, %ebx - movl BP_kernel_alignment(%esi), %eax - decl %eax - addl %eax, %ebx - notl %eax - andl %eax, %ebx -#else - movl $LOAD_PHYSICAL_ADDR, %ebx -#endif - - /* Target address to relocate to for decompression */ - addl $z_extract_offset, %ebx - -/* - * Prepare for entering 64 bit mode - */ - - /* Load new GDT with the 64bit segments using 32bit descriptor */ - leal gdt(%ebp), %eax - movl %eax, gdt+2(%ebp) - lgdt gdt(%ebp) - - /* Enable PAE mode */ - movl $(X86_CR4_PAE), %eax - movl %eax, %cr4 - - /* - * Build early 4G boot pagetable - */ - /* Initialize Page tables to 0 */ - leal pgtable(%ebx), %edi - xorl %eax, %eax - movl $((4096*6)/4), %ecx - rep stosl - - /* Build Level 4 */ - leal pgtable + 0(%ebx), %edi - leal 0x1007 (%edi), %eax - movl %eax, 0(%edi) - - /* Build Level 3 */ - leal pgtable + 0x1000(%ebx), %edi - leal 0x1007(%edi), %eax - movl $4, %ecx -1: movl %eax, 0x00(%edi) - addl $0x00001000, %eax - addl $8, %edi - decl %ecx - jnz 1b - - /* Build Level 2 */ - leal pgtable + 0x2000(%ebx), %edi - movl $0x00000183, %eax - movl $2048, %ecx -1: movl %eax, 0(%edi) - addl $0x00200000, %eax - addl $8, %edi - decl %ecx - jnz 1b - - /* Enable the boot page tables */ - leal pgtable(%ebx), %eax - movl %eax, %cr3 - - /* Enable Long mode in EFER (Extended Feature Enable Register) */ - movl $MSR_EFER, %ecx - rdmsr - btsl $_EFER_LME, %eax - wrmsr - - /* - * Setup for the jump to 64bit mode - * - * When the jump is performend we will be in long mode but - * in 32bit compatibility mode with EFER.LME = 1, CS.L = 0, CS.D = 1 - * (and in turn EFER.LMA = 1). To jump into 64bit mode we use - * the new gdt/idt that has __KERNEL_CS with CS.L = 1. - * We place all of the values on our mini stack so lret can - * used to perform that far jump. - */ - pushl $__KERNEL_CS - leal startup_64(%ebp), %eax - pushl %eax - - /* Enter paged protected Mode, activating Long Mode */ - movl $(X86_CR0_PG | X86_CR0_PE), %eax /* Enable Paging and Protected mode */ - movl %eax, %cr0 - - /* Jump from 32bit compatibility mode into 64bit mode. */ - lret -ENDPROC(startup_32) - -no_longmode: - /* This isn't an x86-64 CPU so hang */ -1: - hlt - jmp 1b - -#include "../../kernel/verify_cpu.S" - - /* - * Be careful here startup_64 needs to be at a predictable - * address so I can export it in an ELF header. Bootloaders - * should look at the ELF header to find this address, as - * it may change in the future. - */ - .code64 - .org 0x200 -ENTRY(startup_64) - /* - * We come here either from startup_32 or directly from a - * 64bit bootloader. If we come here from a bootloader we depend on - * an identity mapped page table being provied that maps our - * entire text+data+bss and hopefully all of memory. - */ -#ifdef CONFIG_EFI_STUB - /* - * The entry point for the PE/COFF executable is 0x210, so only - * legacy boot loaders will execute this jmp. - */ - jmp preferred_addr - - .org 0x210 - mov %rcx, %rdi - mov %rdx, %rsi - call efi_main - movq %rax,%rsi - cmpq $0,%rax - jne 2f -1: - /* EFI init failed, so hang. */ - hlt - jmp 1b -2: - call 3f -3: - popq %rax - subq $3b, %rax - subq BP_pref_address(%rsi), %rax - add BP_code32_start(%esi), %eax - leaq preferred_addr(%rax), %rax - jmp *%rax - -preferred_addr: -#endif - - /* Setup data segments. */ - xorl %eax, %eax - movl %eax, %ds - movl %eax, %es - movl %eax, %ss - movl %eax, %fs - movl %eax, %gs - lldt %ax - movl $0x20, %eax - ltr %ax - - /* - * Compute the decompressed kernel start address. It is where - * we were loaded at aligned to a 2M boundary. %rbp contains the - * decompressed kernel start address. - * - * If it is a relocatable kernel then decompress and run the kernel - * from load address aligned to 2MB addr, otherwise decompress and - * run the kernel from LOAD_PHYSICAL_ADDR - * - * We cannot rely on the calculation done in 32-bit mode, since we - * may have been invoked via the 64-bit entry point. - */ - - /* Start with the delta to where the kernel will run at. */ -#ifdef CONFIG_RELOCATABLE - leaq startup_32(%rip) /* - $startup_32 */, %rbp - movl BP_kernel_alignment(%rsi), %eax - decl %eax - addq %rax, %rbp - notq %rax - andq %rax, %rbp -#else - movq $LOAD_PHYSICAL_ADDR, %rbp -#endif - - /* Target address to relocate to for decompression */ - leaq z_extract_offset(%rbp), %rbx - - /* Set up the stack */ - leaq boot_stack_end(%rbx), %rsp - - /* Zero EFLAGS */ - pushq $0 - popfq - -/* - * Copy the compressed kernel to the end of our buffer - * where decompression in place becomes safe. - */ - pushq %rsi - leaq (_bss-8)(%rip), %rsi - leaq (_bss-8)(%rbx), %rdi - movq $_bss /* - $startup_32 */, %rcx - shrq $3, %rcx - std - rep movsq - cld - popq %rsi - -/* - * Jump to the relocated address. - */ - leaq relocated(%rbx), %rax - jmp *%rax - - .text -relocated: - -/* - * Clear BSS (stack is currently empty) - */ - xorl %eax, %eax - leaq _bss(%rip), %rdi - leaq _ebss(%rip), %rcx - subq %rdi, %rcx - shrq $3, %rcx - rep stosq - -/* - * Adjust our own GOT - */ - leaq _got(%rip), %rdx - leaq _egot(%rip), %rcx -1: - cmpq %rcx, %rdx - jae 2f - addq %rbx, (%rdx) - addq $8, %rdx - jmp 1b -2: - -/* - * Do the decompression, and jump to the new kernel.. - */ - pushq %rsi /* Save the real mode argument */ - movq %rsi, %rdi /* real mode address */ - leaq boot_heap(%rip), %rsi /* malloc area for uncompression */ - leaq input_data(%rip), %rdx /* input_data */ - movl $z_input_len, %ecx /* input_len */ - movq %rbp, %r8 /* output target address */ - call decompress_kernel - popq %rsi - -/* - * Jump to the decompressed kernel. - */ - jmp *%rbp - - .data -gdt: - .word gdt_end - gdt - .long gdt - .word 0 - .quad 0x0000000000000000 /* NULL descriptor */ - .quad 0x00af9a000000ffff /* __KERNEL_CS */ - .quad 0x00cf92000000ffff /* __KERNEL_DS */ - .quad 0x0080890000000000 /* TS descriptor */ - .quad 0x0000000000000000 /* TS continued */ -gdt_end: - -/* - * Stack and heap for uncompression - */ - .bss - .balign 4 -boot_heap: - .fill BOOT_HEAP_SIZE, 1, 0 -boot_stack: - .fill BOOT_STACK_SIZE, 1, 0 -boot_stack_end: - -/* - * Space for page tables (not in .bss so not zeroed) - */ - .section ".pgtable","a",@nobits - .balign 4096 -pgtable: - .fill 6*4096, 1, 0 diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/misc.c b/ANDROID_3.4.5/arch/x86/boot/compressed/misc.c deleted file mode 100644 index 7116dcba..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/misc.c +++ /dev/null @@ -1,379 +0,0 @@ -/* - * 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 - * puts by Nick Holloway 1993, better puts by Martin Mares 1995 - * High loaded stuff by Hans Lermen & Werner Almesberger, Feb. 1996 - */ - -#include "misc.h" - -/* WARNING!! - * This code is compiled with -fPIC and it is relocated dynamically - * at run time, but no relocation processing is performed. - * This means that it is not safe to place pointers in static structures. - */ - -/* - * Getting to provable safe in place decompression is hard. - * Worst case behaviours need to be analyzed. - * Background information: - * - * The file layout is: - * magic[2] - * method[1] - * flags[1] - * timestamp[4] - * extraflags[1] - * os[1] - * compressed data blocks[N] - * crc[4] orig_len[4] - * - * resulting in 18 bytes of non compressed data overhead. - * - * Files divided into blocks - * 1 bit (last block flag) - * 2 bits (block type) - * - * 1 block occurs every 32K -1 bytes or when there 50% compression - * has been achieved. The smallest block type encoding is always used. - * - * stored: - * 32 bits length in bytes. - * - * fixed: - * magic fixed tree. - * symbols. - * - * dynamic: - * dynamic tree encoding. - * symbols. - * - * - * The buffer for decompression in place is the length of the - * uncompressed data, plus a small amount extra to keep the algorithm safe. - * The compressed data is placed at the end of the buffer. The output - * pointer is placed at the start of the buffer and the input pointer - * is placed where the compressed data starts. Problems will occur - * when the output pointer overruns the input pointer. - * - * The output pointer can only overrun the input pointer if the input - * pointer is moving faster than the output pointer. A condition only - * triggered by data whose compressed form is larger than the uncompressed - * form. - * - * The worst case at the block level is a growth of the compressed data - * of 5 bytes per 32767 bytes. - * - * The worst case internal to a compressed block is very hard to figure. - * The worst case can at least be boundined by having one bit that represents - * 32764 bytes and then all of the rest of the bytes representing the very - * very last byte. - * - * All of which is enough to compute an amount of extra data that is required - * to be safe. To avoid problems at the block level allocating 5 extra bytes - * per 32767 bytes of data is sufficient. To avoind problems internal to a - * block adding an extra 32767 bytes (the worst case uncompressed block size) - * is sufficient, to ensure that in the worst case the decompressed data for - * block will stop the byte before the compressed data for a block begins. - * To avoid problems with the compressed data's meta information an extra 18 - * bytes are needed. Leading to the formula: - * - * extra_bytes = (uncompressed_size >> 12) + 32768 + 18 + decompressor_size. - * - * Adding 8 bytes per 32K is a bit excessive but much easier to calculate. - * Adding 32768 instead of 32767 just makes for round numbers. - * Adding the decompressor_size is necessary as it musht live after all - * of the data as well. Last I measured the decompressor is about 14K. - * 10K of actual data and 4K of bss. - * - */ - -/* - * gzip declarations - */ -#define STATIC static - -#undef memset -#undef memcpy -#define memzero(s, n) memset((s), 0, (n)) - - -static void error(char *m); - -/* - * This is set up by the setup-routine at boot-time - */ -struct boot_params *real_mode; /* Pointer to real-mode data */ -static int quiet; -static int debug; - -void *memset(void *s, int c, size_t n); -void *memcpy(void *dest, const void *src, size_t n); - -#ifdef CONFIG_X86_64 -#define memptr long -#else -#define memptr unsigned -#endif - -static memptr free_mem_ptr; -static memptr free_mem_end_ptr; - -static char *vidmem; -static int vidport; -static int lines, cols; - -#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_XZ -#include "../../../../lib/decompress_unxz.c" -#endif - -#ifdef CONFIG_KERNEL_LZO -#include "../../../../lib/decompress_unlzo.c" -#endif - -static void scroll(void) -{ - int i; - - memcpy(vidmem, vidmem + cols * 2, (lines - 1) * cols * 2); - for (i = (lines - 1) * cols * 2; i < lines * cols * 2; i += 2) - vidmem[i] = ' '; -} - -#define XMTRDY 0x20 - -#define TXR 0 /* Transmit register (WRITE) */ -#define LSR 5 /* Line Status */ -static void serial_putchar(int ch) -{ - unsigned timeout = 0xffff; - - while ((inb(early_serial_base + LSR) & XMTRDY) == 0 && --timeout) - cpu_relax(); - - outb(ch, early_serial_base + TXR); -} - -void __putstr(int error, const char *s) -{ - int x, y, pos; - char c; - -#ifndef CONFIG_X86_VERBOSE_BOOTUP - if (!error) - return; -#endif - if (early_serial_base) { - const char *str = s; - while (*str) { - if (*str == '\n') - serial_putchar('\r'); - serial_putchar(*str++); - } - } - - if (real_mode->screen_info.orig_video_mode == 0 && - lines == 0 && cols == 0) - return; - - x = real_mode->screen_info.orig_x; - y = real_mode->screen_info.orig_y; - - while ((c = *s++) != '\0') { - if (c == '\n') { - x = 0; - if (++y >= lines) { - scroll(); - y--; - } - } else { - vidmem[(x + cols * y) * 2] = c; - if (++x >= cols) { - x = 0; - if (++y >= lines) { - scroll(); - y--; - } - } - } - } - - real_mode->screen_info.orig_x = x; - real_mode->screen_info.orig_y = y; - - pos = (x + cols * y) * 2; /* Update cursor position */ - outb(14, vidport); - outb(0xff & (pos >> 9), vidport+1); - outb(15, vidport); - outb(0xff & (pos >> 1), vidport+1); -} - -void *memset(void *s, int c, size_t n) -{ - int i; - char *ss = s; - - for (i = 0; i < n; i++) - ss[i] = c; - return s; -} -#ifdef CONFIG_X86_32 -void *memcpy(void *dest, const void *src, size_t n) -{ - int d0, d1, d2; - asm volatile( - "rep ; movsl\n\t" - "movl %4,%%ecx\n\t" - "rep ; movsb\n\t" - : "=&c" (d0), "=&D" (d1), "=&S" (d2) - : "0" (n >> 2), "g" (n & 3), "1" (dest), "2" (src) - : "memory"); - - return dest; -} -#else -void *memcpy(void *dest, const void *src, size_t n) -{ - long d0, d1, d2; - asm volatile( - "rep ; movsq\n\t" - "movq %4,%%rcx\n\t" - "rep ; movsb\n\t" - : "=&c" (d0), "=&D" (d1), "=&S" (d2) - : "0" (n >> 3), "g" (n & 7), "1" (dest), "2" (src) - : "memory"); - - return dest; -} -#endif - -static void error(char *x) -{ - __putstr(1, "\n\n"); - __putstr(1, x); - __putstr(1, "\n\n -- System halted"); - - while (1) - asm("hlt"); -} - -static void parse_elf(void *output) -{ -#ifdef CONFIG_X86_64 - Elf64_Ehdr ehdr; - Elf64_Phdr *phdrs, *phdr; -#else - Elf32_Ehdr ehdr; - Elf32_Phdr *phdrs, *phdr; -#endif - void *dest; - int i; - - memcpy(&ehdr, output, sizeof(ehdr)); - if (ehdr.e_ident[EI_MAG0] != ELFMAG0 || - ehdr.e_ident[EI_MAG1] != ELFMAG1 || - ehdr.e_ident[EI_MAG2] != ELFMAG2 || - ehdr.e_ident[EI_MAG3] != ELFMAG3) { - error("Kernel is not a valid ELF file"); - return; - } - - if (!quiet) - putstr("Parsing ELF... "); - - phdrs = malloc(sizeof(*phdrs) * ehdr.e_phnum); - if (!phdrs) - error("Failed to allocate space for phdrs"); - - memcpy(phdrs, output + ehdr.e_phoff, sizeof(*phdrs) * ehdr.e_phnum); - - for (i = 0; i < ehdr.e_phnum; i++) { - phdr = &phdrs[i]; - - switch (phdr->p_type) { - case PT_LOAD: -#ifdef CONFIG_RELOCATABLE - dest = output; - dest += (phdr->p_paddr - LOAD_PHYSICAL_ADDR); -#else - dest = (void *)(phdr->p_paddr); -#endif - memcpy(dest, - output + phdr->p_offset, - phdr->p_filesz); - break; - default: /* Ignore other PT_* */ break; - } - } - - free(phdrs); -} - -asmlinkage void decompress_kernel(void *rmode, memptr heap, - unsigned char *input_data, - unsigned long input_len, - unsigned char *output) -{ - real_mode = rmode; - - if (cmdline_find_option_bool("quiet")) - quiet = 1; - if (cmdline_find_option_bool("debug")) - debug = 1; - - if (real_mode->screen_info.orig_video_mode == 7) { - vidmem = (char *) 0xb0000; - vidport = 0x3b4; - } else { - vidmem = (char *) 0xb8000; - vidport = 0x3d4; - } - - lines = real_mode->screen_info.orig_video_lines; - cols = real_mode->screen_info.orig_video_cols; - - console_init(); - if (debug) - putstr("early console in decompress_kernel\n"); - - free_mem_ptr = heap; /* Heap */ - free_mem_end_ptr = heap + BOOT_HEAP_SIZE; - - if ((unsigned long)output & (MIN_KERNEL_ALIGN - 1)) - error("Destination address inappropriately aligned"); -#ifdef CONFIG_X86_64 - if (heap > 0x3fffffffffffUL) - error("Destination address too large"); -#else - if (heap > ((-__PAGE_OFFSET-(128<<20)-1) & 0x7fffffff)) - error("Destination address too large"); -#endif -#ifndef CONFIG_RELOCATABLE - if ((unsigned long)output != LOAD_PHYSICAL_ADDR) - error("Wrong destination address"); -#endif - - if (!quiet) - putstr("\nDecompressing Linux... "); - decompress(input_data, input_len, NULL, NULL, output, NULL, error); - parse_elf(output); - if (!quiet) - putstr("done.\nBooting the kernel.\n"); - return; -} diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/misc.h b/ANDROID_3.4.5/arch/x86/boot/compressed/misc.h deleted file mode 100644 index 3f19c81a..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/misc.h +++ /dev/null @@ -1,39 +0,0 @@ -#ifndef BOOT_COMPRESSED_MISC_H -#define BOOT_COMPRESSED_MISC_H - -/* - * we have to be careful, because no indirections are allowed here, and - * paravirt_ops is a kind of one. As it will only run in baremetal anyway, - * we just keep it from happening - */ -#undef CONFIG_PARAVIRT -#ifdef CONFIG_X86_32 -#define _ASM_X86_DESC_H 1 -#endif - -#include <linux/linkage.h> -#include <linux/screen_info.h> -#include <linux/elf.h> -#include <linux/io.h> -#include <asm/page.h> -#include <asm/boot.h> -#include <asm/bootparam.h> - -#define BOOT_BOOT_H -#include "../ctype.h" - -/* misc.c */ -extern struct boot_params *real_mode; /* Pointer to real-mode data */ -void __putstr(int error, const char *s); -#define putstr(__x) __putstr(0, __x) -#define puts(__x) __putstr(0, __x) - -/* cmdline.c */ -int cmdline_find_option(const char *option, char *buffer, int bufsize); -int cmdline_find_option_bool(const char *option); - -/* early_serial_console.c */ -extern int early_serial_base; -void console_init(void); - -#endif diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/mkpiggy.c b/ANDROID_3.4.5/arch/x86/boot/compressed/mkpiggy.c deleted file mode 100644 index 958a6414..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/mkpiggy.c +++ /dev/null @@ -1,95 +0,0 @@ -/* ----------------------------------------------------------------------- * - * - * Copyright (C) 2009 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * H. Peter Anvin <hpa@linux.intel.com> - * - * ----------------------------------------------------------------------- */ - -/* - * Compute the desired load offset from a compressed program; outputs - * a small assembly wrapper with the appropriate symbols defined. - */ - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <inttypes.h> -#include <tools/le_byteshift.h> - -int main(int argc, char *argv[]) -{ - uint32_t olen; - long ilen; - unsigned long offs; - FILE *f; - - if (argc < 2) { - fprintf(stderr, "Usage: %s compressed_file\n", argv[0]); - return 1; - } - - /* Get the information for the compressed kernel image first */ - - f = fopen(argv[1], "r"); - if (!f) { - perror(argv[1]); - return 1; - } - - - if (fseek(f, -4L, SEEK_END)) { - perror(argv[1]); - } - - if (fread(&olen, sizeof(olen), 1, f) != 1) { - perror(argv[1]); - return 1; - } - - ilen = ftell(f); - olen = get_unaligned_le32(&olen); - fclose(f); - - /* - * Now we have the input (compressed) and output (uncompressed) - * sizes, compute the necessary decompression offset... - */ - - offs = (olen > ilen) ? olen - ilen : 0; - offs += olen >> 12; /* Add 8 bytes for each 32K block */ - offs += 64*1024 + 128; /* Add 64K + 128 bytes slack */ - offs = (offs+4095) & ~4095; /* Round to a 4K boundary */ - - printf(".section \".rodata..compressed\",\"a\",@progbits\n"); - printf(".globl z_input_len\n"); - printf("z_input_len = %lu\n", ilen); - printf(".globl z_output_len\n"); - printf("z_output_len = %lu\n", (unsigned long)olen); - printf(".globl z_extract_offset\n"); - printf("z_extract_offset = 0x%lx\n", offs); - /* z_extract_offset_negative allows simplification of head_32.S */ - printf(".globl z_extract_offset_negative\n"); - printf("z_extract_offset_negative = -0x%lx\n", offs); - - printf(".globl input_data, input_data_end\n"); - printf("input_data:\n"); - printf(".incbin \"%s\"\n", argv[1]); - printf("input_data_end:\n"); - - return 0; -} diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/string.c b/ANDROID_3.4.5/arch/x86/boot/compressed/string.c deleted file mode 100644 index ffb9c5c9..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/string.c +++ /dev/null @@ -1,11 +0,0 @@ -#include "misc.h" - -int memcmp(const void *s1, const void *s2, size_t len) -{ - u8 diff; - asm("repe; cmpsb; setnz %0" - : "=qm" (diff), "+D" (s1), "+S" (s2), "+c" (len)); - return diff; -} - -#include "../string.c" diff --git a/ANDROID_3.4.5/arch/x86/boot/compressed/vmlinux.lds.S b/ANDROID_3.4.5/arch/x86/boot/compressed/vmlinux.lds.S deleted file mode 100644 index 34d047c9..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/compressed/vmlinux.lds.S +++ /dev/null @@ -1,74 +0,0 @@ -#include <asm-generic/vmlinux.lds.h> - -OUTPUT_FORMAT(CONFIG_OUTPUT_FORMAT, CONFIG_OUTPUT_FORMAT, CONFIG_OUTPUT_FORMAT) - -#undef i386 - -#include <asm/cache.h> -#include <asm/page_types.h> - -#ifdef CONFIG_X86_64 -OUTPUT_ARCH(i386:x86-64) -ENTRY(startup_64) -#else -OUTPUT_ARCH(i386) -ENTRY(startup_32) -#endif - -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 = . ; - } - .got : { - _got = .; - KEEP(*(.got.plt)) - KEEP(*(.got)) - _egot = .; - } - .data : { - _data = . ; - *(.data) - *(.data.*) - _edata = . ; - } - . = ALIGN(L1_CACHE_BYTES); - .bss : { - _bss = . ; - *(.bss) - *(.bss.*) - *(COMMON) - . = ALIGN(8); /* For convenience during zeroing */ - _ebss = .; - } -#ifdef CONFIG_X86_64 - . = ALIGN(PAGE_SIZE); - .pgtable : { - _pgtable = . ; - *(.pgtable) - _epgtable = . ; - } -#endif - _end = .; -} |