2009-05-03 Vladimir Serbinenko <phcoder@gmail.com>
xnu support * conf/i386-efi.rmk (kernel_mod_HEADERS): added i386/pit.h (pkglib_MODULES): add xnu.mod (xnu_mod_SOURCES): new variable (xnu_mod_CFLAGS): likewise (xnu_mod_LDFLAGS): likewise (xnu_mod_ASFLAGS): likewise * conf/i386-pc.rmk: likewise * conf/x86_64-efi.rmk: likewise * include/grub/efi/efi.h (grub_efi_finish_boot_services): new declaration * include/grub/i386/macho.h: new file * include/grub/i386/xnu.h: likewise * include/grub/macho.h: likewise * include/grub/machoload.h: likewise * include/grub/x86_64/macho.h: likewise * include/grub/x86_64/xnu.h: likewise * include/grub/xnu.h: likewise * kern/efi/efi.c (grub_efi_finish_boot_services): new function * kern/efi/mm.c (MAX_HEAP_SIZE): increase * loader/i386/efi/xnu.c: new file * loader/i386/pc/xnu.c: likewise * loader/i386/xnu.c: likewise * loader/i386/xnu_helper.S: likewise * loader/macho.c: likewise * loader/xnu.c: likewise * loader/xnu_resume.c: likewise * util/grub-dumpdevtree: likewise * include/grub/i386/pit.h: include grub/err.h (grub_pit_wait): export * util/grub.d/30_os-prober.in: support Darwin/Mac OS X
This commit is contained in:
phcoder
parent
5caf964d75
commit
bbee0f2b56
24 changed files with 3378 additions and 6 deletions
35
ChangeLog
35
ChangeLog
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@ -1,3 +1,38 @@
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2009-05-03 Vladimir Serbinenko <phcoder@gmail.com>
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xnu support
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* conf/i386-efi.rmk (kernel_mod_HEADERS): added i386/pit.h
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(pkglib_MODULES): add xnu.mod
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(xnu_mod_SOURCES): new variable
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(xnu_mod_CFLAGS): likewise
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(xnu_mod_LDFLAGS): likewise
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(xnu_mod_ASFLAGS): likewise
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* conf/i386-pc.rmk: likewise
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* conf/x86_64-efi.rmk: likewise
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* include/grub/efi/efi.h (grub_efi_finish_boot_services):
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new declaration
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* include/grub/i386/macho.h: new file
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* include/grub/i386/xnu.h: likewise
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* include/grub/macho.h: likewise
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* include/grub/machoload.h: likewise
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* include/grub/x86_64/macho.h: likewise
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* include/grub/x86_64/xnu.h: likewise
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* include/grub/xnu.h: likewise
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* kern/efi/efi.c (grub_efi_finish_boot_services): new function
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* kern/efi/mm.c (MAX_HEAP_SIZE): increase
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* loader/i386/efi/xnu.c: new file
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* loader/i386/pc/xnu.c: likewise
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* loader/i386/xnu.c: likewise
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* loader/i386/xnu_helper.S: likewise
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* loader/macho.c: likewise
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* loader/xnu.c: likewise
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* loader/xnu_resume.c: likewise
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* util/grub-dumpdevtree: likewise
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* include/grub/i386/pit.h: include grub/err.h
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(grub_pit_wait): export
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* util/grub.d/30_os-prober.in: support Darwin/Mac OS X
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2009-05-02 Vladimir Serbinenko <phcoder@gmail.com>
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2009-05-02 Vladimir Serbinenko <phcoder@gmail.com>
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Efiemu
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Efiemu
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@ -101,7 +101,7 @@ kernel_mod_SOURCES = kern/i386/efi/startup.S kern/main.c kern/device.c \
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kernel_mod_HEADERS = boot.h cache.h device.h disk.h dl.h elf.h elfload.h \
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kernel_mod_HEADERS = boot.h cache.h device.h disk.h dl.h elf.h elfload.h \
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env.h err.h file.h fs.h kernel.h loader.h misc.h mm.h net.h parser.h \
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env.h err.h file.h fs.h kernel.h loader.h misc.h mm.h net.h parser.h \
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partition.h pc_partition.h reader.h symbol.h term.h time.h types.h \
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partition.h pc_partition.h reader.h symbol.h term.h time.h types.h \
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efi/efi.h efi/time.h efi/disk.h list.h handler.h command.h
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efi/efi.h efi/time.h efi/disk.h i386/pit.h list.h handler.h command.h
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kernel_mod_CFLAGS = $(COMMON_CFLAGS)
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kernel_mod_CFLAGS = $(COMMON_CFLAGS)
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kernel_mod_ASFLAGS = $(COMMON_ASFLAGS)
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kernel_mod_ASFLAGS = $(COMMON_ASFLAGS)
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kernel_mod_LDFLAGS = $(COMMON_LDFLAGS)
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kernel_mod_LDFLAGS = $(COMMON_LDFLAGS)
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@ -187,5 +187,12 @@ fixvideo_mod_SOURCES = commands/efi/fixvideo.c
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fixvideo_mod_CFLAGS = $(COMMON_CFLAGS)
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fixvideo_mod_CFLAGS = $(COMMON_CFLAGS)
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fixvideo_mod_LDFLAGS = $(COMMON_LDFLAGS)
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fixvideo_mod_LDFLAGS = $(COMMON_LDFLAGS)
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pkglib_MODULES += xnu.mod
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xnu_mod_SOURCES = loader/xnu_resume.c loader/i386/xnu.c loader/i386/efi/xnu.c\
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loader/macho.c loader/xnu.c loader/i386/xnu_helper.S
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xnu_mod_CFLAGS = $(COMMON_CFLAGS) -Werror -Wall
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xnu_mod_LDFLAGS = $(COMMON_LDFLAGS)
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xnu_mod_ASFLAGS = $(COMMON_ASFLAGS)
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include $(srcdir)/conf/i386.mk
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include $(srcdir)/conf/i386.mk
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include $(srcdir)/conf/common.mk
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include $(srcdir)/conf/common.mk
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@ -62,7 +62,7 @@ kernel_img_HEADERS = boot.h cache.h device.h disk.h dl.h elf.h elfload.h \
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partition.h pc_partition.h reader.h symbol.h term.h time.h types.h \
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partition.h pc_partition.h reader.h symbol.h term.h time.h types.h \
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machine/biosdisk.h machine/boot.h machine/console.h machine/init.h \
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machine/biosdisk.h machine/boot.h machine/console.h machine/init.h \
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machine/memory.h machine/loader.h machine/vga.h machine/vbe.h \
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machine/memory.h machine/loader.h machine/vga.h machine/vbe.h \
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machine/kernel.h machine/pxe.h list.h handler.h command.h
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machine/kernel.h machine/pxe.h i386/pit.h list.h handler.h command.h
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kernel_img_CFLAGS = $(COMMON_CFLAGS)
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kernel_img_CFLAGS = $(COMMON_CFLAGS)
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kernel_img_ASFLAGS = $(COMMON_ASFLAGS)
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kernel_img_ASFLAGS = $(COMMON_ASFLAGS)
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kernel_img_LDFLAGS = $(COMMON_LDFLAGS) $(TARGET_IMG_LDFLAGS) -Wl,-Ttext,$(GRUB_MEMORY_MACHINE_LINK_ADDR) $(COMMON_CFLAGS)
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kernel_img_LDFLAGS = $(COMMON_LDFLAGS) $(TARGET_IMG_LDFLAGS) -Wl,-Ttext,$(GRUB_MEMORY_MACHINE_LINK_ADDR) $(COMMON_CFLAGS)
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@ -229,6 +229,13 @@ linux_mod_SOURCES = loader/i386/linux.c
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linux_mod_CFLAGS = $(COMMON_CFLAGS)
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linux_mod_CFLAGS = $(COMMON_CFLAGS)
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linux_mod_LDFLAGS = $(COMMON_LDFLAGS)
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linux_mod_LDFLAGS = $(COMMON_LDFLAGS)
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pkglib_MODULES += xnu.mod
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xnu_mod_SOURCES = loader/xnu_resume.c loader/i386/xnu.c loader/i386/pc/xnu.c\
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loader/macho.c loader/xnu.c loader/i386/xnu_helper.S
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xnu_mod_CFLAGS = $(COMMON_CFLAGS) -Werror -Wall
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xnu_mod_LDFLAGS = $(COMMON_LDFLAGS)
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xnu_mod_ASFLAGS = $(COMMON_ASFLAGS)
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# For reboot.mod.
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# For reboot.mod.
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reboot_mod_SOURCES = commands/reboot.c
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reboot_mod_SOURCES = commands/reboot.c
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reboot_mod_CFLAGS = $(COMMON_CFLAGS)
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reboot_mod_CFLAGS = $(COMMON_CFLAGS)
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@ -99,8 +99,8 @@ kernel_mod_SOURCES = kern/x86_64/efi/startup.S kern/x86_64/efi/callwrap.S \
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kernel_mod_HEADERS = boot.h cache.h device.h disk.h dl.h elf.h elfload.h \
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kernel_mod_HEADERS = boot.h cache.h device.h disk.h dl.h elf.h elfload.h \
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env.h err.h file.h fs.h kernel.h loader.h misc.h mm.h net.h parser.h \
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env.h err.h file.h fs.h kernel.h loader.h misc.h mm.h net.h parser.h \
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partition.h pc_partition.h reader.h symbol.h term.h time.h types.h \
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partition.h pc_partition.h reader.h symbol.h term.h time.h types.h \
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efi/efi.h efi/time.h efi/disk.h machine/loader.h list.h handler.h \
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efi/efi.h efi/time.h efi/disk.h machine/loader.h i386/pit.h list.h \
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command.h
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handler.h command.h
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kernel_mod_CFLAGS = $(COMMON_CFLAGS)
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kernel_mod_CFLAGS = $(COMMON_CFLAGS)
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kernel_mod_ASFLAGS = $(COMMON_ASFLAGS)
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kernel_mod_ASFLAGS = $(COMMON_ASFLAGS)
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kernel_mod_LDFLAGS = $(COMMON_LDFLAGS)
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kernel_mod_LDFLAGS = $(COMMON_LDFLAGS)
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@ -186,4 +186,11 @@ fixvideo_mod_SOURCES = commands/efi/fixvideo.c
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fixvideo_mod_CFLAGS = $(COMMON_CFLAGS)
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fixvideo_mod_CFLAGS = $(COMMON_CFLAGS)
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fixvideo_mod_LDFLAGS = $(COMMON_LDFLAGS)
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fixvideo_mod_LDFLAGS = $(COMMON_LDFLAGS)
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pkglib_MODULES += xnu.mod
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xnu_mod_SOURCES = loader/xnu_resume.c loader/i386/xnu.c loader/i386/efi/xnu.c\
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loader/macho.c loader/xnu.c loader/i386/xnu_helper.S
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xnu_mod_CFLAGS = $(COMMON_CFLAGS) -Werror -Wall
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xnu_mod_LDFLAGS = $(COMMON_LDFLAGS)
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xnu_mod_ASFLAGS = $(COMMON_ASFLAGS)
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include $(srcdir)/conf/common.mk
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include $(srcdir)/conf/common.mk
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@ -56,6 +56,7 @@ EXPORT_FUNC(grub_efi_get_device_path) (grub_efi_handle_t handle);
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int EXPORT_FUNC(grub_efi_exit_boot_services) (grub_efi_uintn_t map_key);
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int EXPORT_FUNC(grub_efi_exit_boot_services) (grub_efi_uintn_t map_key);
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void EXPORT_FUNC (grub_reboot) (void);
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void EXPORT_FUNC (grub_reboot) (void);
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void EXPORT_FUNC (grub_halt) (void);
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void EXPORT_FUNC (grub_halt) (void);
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int EXPORT_FUNC (grub_efi_finish_boot_services) (void);
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void grub_efi_mm_init (void);
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void grub_efi_mm_init (void);
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void grub_efi_mm_fini (void);
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void grub_efi_mm_fini (void);
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11
include/grub/i386/macho.h
Normal file
11
include/grub/i386/macho.h
Normal file
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#define GRUB_MACHO_CPUTYPE_IS_HOST32(x) ((x)==0x00000007)
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#define GRUB_MACHO_CPUTYPE_IS_HOST64(x) ((x)==0x01000007)
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struct grub_macho_thread32
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{
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grub_uint32_t cmd;
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grub_uint32_t cmdsize;
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grub_uint8_t unknown1[48];
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grub_uint32_t entry_point;
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grub_uint8_t unknown2[20];
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} __attribute__ ((packed));
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#define KERNEL_CPU_PIT_HEADER 1
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#define KERNEL_CPU_PIT_HEADER 1
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#include <grub/types.h>
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#include <grub/types.h>
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#include <grub/err.h>
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extern void grub_pit_wait (grub_uint16_t tics);
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void EXPORT_FUNC(grub_pit_wait) (grub_uint16_t tics);
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#endif /* ! KERNEL_CPU_PIT_HEADER */
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#endif /* ! KERNEL_CPU_PIT_HEADER */
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60
include/grub/i386/xnu.h
Normal file
60
include/grub/i386/xnu.h
Normal file
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#ifndef GRUB_CPU_XNU_H
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#define GRUB_CPU_XNU_H 1
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#define GRUB_XNU_PAGESIZE 4096
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typedef grub_uint32_t grub_xnu_ptr_t;
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struct grub_xnu_boot_params
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{
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grub_uint16_t verminor;
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grub_uint16_t vermajor;
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/* Command line passed to xnu. */
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grub_uint8_t cmdline[1024];
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/* Later are the same as EFI's get_memory_map (). */
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grub_xnu_ptr_t efi_mmap;
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grub_uint32_t efi_mmap_size;
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grub_uint32_t efi_mem_desc_size;
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grub_uint32_t efi_mem_desc_version;
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/* Later are video parameters. */
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grub_xnu_ptr_t lfb_base;
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#define GRUB_XNU_VIDEO_SPLASH 1
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#define GRUB_XNU_VIDEO_TEXT_IN_VIDEO 2
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grub_uint32_t lfb_mode;
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grub_uint32_t lfb_line_len;
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grub_uint32_t lfb_width;
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grub_uint32_t lfb_height;
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grub_uint32_t lfb_depth;
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/* Pointer to device tree and its len. */
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grub_xnu_ptr_t devtree;
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grub_uint32_t devtreelen;
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/* First used address by kernel or boot structures. */
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grub_xnu_ptr_t heap_start;
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/* Last used address by kernel or boot structures minus previous value. */
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grub_uint32_t heap_size;
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/* First memory page containing runtime code or data. */
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grub_uint32_t efi_runtime_first_page;
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/* First memory page containing runtime code or data minus previous value. */
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grub_uint32_t efi_runtime_npages;
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grub_uint32_t efi_system_table;
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/* Size of grub_efi_uintn_t in bits. */
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grub_uint8_t efi_uintnbits;
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} __attribute__ ((packed));
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#define GRUB_XNU_BOOTARGS_VERMINOR 4
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#define GRUB_XNU_BOOTARGS_VERMAJOR 1
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extern grub_uint32_t grub_xnu_entry_point;
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extern grub_uint32_t grub_xnu_stack;
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extern grub_uint32_t grub_xnu_arg1;
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extern char grub_xnu_cmdline[1024];
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grub_err_t grub_xnu_boot (void);
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grub_err_t grub_cpu_xnu_fill_devicetree (void);
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grub_err_t grub_xnu_set_video (struct grub_xnu_boot_params *bootparams_relloc);
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extern grub_uint32_t grub_xnu_heap_will_be_at;
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extern grub_uint8_t grub_xnu_launcher_start[];
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extern grub_uint8_t grub_xnu_launcher_end[];
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#endif
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107
include/grub/macho.h
Normal file
107
include/grub/macho.h
Normal file
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2009 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
|
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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* GNU General Public License for more details.
|
||||||
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*
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* You should have received a copy of the GNU General Public License
|
||||||
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GRUB_MACHO_H
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#define GRUB_MACHO_H 1
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#include <grub/types.h>
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/* Multi-architecture header. Always in big-endian. */
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struct grub_macho_fat_header
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{
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grub_uint32_t magic;
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grub_uint32_t nfat_arch;
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} __attribute__ ((packed));
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#define GRUB_MACHO_FAT_MAGIC 0xcafebabe
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typedef grub_uint32_t grub_macho_cpu_type_t;
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typedef grub_uint32_t grub_macho_cpu_subtype_t;
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/* Architecture descriptor. Always in big-endian. */
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struct grub_macho_fat_arch
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{
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grub_macho_cpu_type_t cputype;
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grub_macho_cpu_subtype_t cpusubtype;
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grub_uint32_t offset;
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grub_uint32_t size;
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grub_uint32_t align;
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} __attribute__ ((packed));;
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/* File header for 32-bit. Always in native-endian. */
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struct grub_macho_header32
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{
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#define GRUB_MACHO_MAGIC32 0xfeedface
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grub_uint32_t magic;
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grub_macho_cpu_type_t cputype;
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grub_macho_cpu_subtype_t cpusubtype;
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grub_uint32_t filetype;
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grub_uint32_t ncmds;
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grub_uint32_t sizeofcmds;
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grub_uint32_t flags;
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} __attribute__ ((packed));
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||||||
|
/* File header for 64-bit. Always in native-endian. */
|
||||||
|
struct grub_macho_header64
|
||||||
|
{
|
||||||
|
#define GRUB_MACHO_MAGIC64 0xfeedfacf
|
||||||
|
grub_uint32_t magic;
|
||||||
|
grub_macho_cpu_type_t cputype;
|
||||||
|
grub_macho_cpu_subtype_t cpusubtype;
|
||||||
|
grub_uint32_t filetype;
|
||||||
|
grub_uint32_t ncmds;
|
||||||
|
grub_uint32_t sizeofcmds;
|
||||||
|
grub_uint32_t flags;
|
||||||
|
grub_uint32_t reserved;
|
||||||
|
} __attribute__ ((packed));
|
||||||
|
|
||||||
|
/* Convenience union. What do we need to load to identify the file type. */
|
||||||
|
union grub_macho_filestart
|
||||||
|
{
|
||||||
|
struct grub_macho_fat_header fat;
|
||||||
|
struct grub_macho_header32 thin32;
|
||||||
|
struct grub_macho_header64 thin64;
|
||||||
|
} __attribute__ ((packed));
|
||||||
|
|
||||||
|
/* Common header of Mach-O commands. */
|
||||||
|
struct grub_macho_cmd
|
||||||
|
{
|
||||||
|
grub_uint32_t cmd;
|
||||||
|
grub_uint32_t cmdsize;
|
||||||
|
} __attribute__ ((packed));
|
||||||
|
|
||||||
|
typedef grub_uint32_t grub_macho_vmprot_t;
|
||||||
|
|
||||||
|
/* 32-bit segment command. */
|
||||||
|
struct grub_macho_segment32
|
||||||
|
{
|
||||||
|
#define GRUB_MACHO_CMD_SEGMENT32 1
|
||||||
|
grub_uint32_t cmd;
|
||||||
|
grub_uint32_t cmdsize;
|
||||||
|
grub_uint8_t segname[16];
|
||||||
|
grub_uint32_t vmaddr;
|
||||||
|
grub_uint32_t vmsize;
|
||||||
|
grub_uint32_t fileoff;
|
||||||
|
grub_uint32_t filesize;
|
||||||
|
grub_macho_vmprot_t maxprot;
|
||||||
|
grub_macho_vmprot_t initprot;
|
||||||
|
grub_uint32_t nsects;
|
||||||
|
grub_uint32_t flags;
|
||||||
|
} __attribute__ ((packed));
|
||||||
|
|
||||||
|
#define GRUB_MACHO_CMD_THREAD 5
|
||||||
|
|
||||||
|
#endif
|
||||||
62
include/grub/machoload.h
Normal file
62
include/grub/machoload.h
Normal file
|
|
@ -0,0 +1,62 @@
|
||||||
|
/*
|
||||||
|
* GRUB -- GRand Unified Bootloader
|
||||||
|
* Copyright (C) 2009 Free Software Foundation, Inc.
|
||||||
|
*
|
||||||
|
* GRUB is free software: you can redistribute it and/or modify
|
||||||
|
* it under the terms of the GNU General Public License as published by
|
||||||
|
* the Free Software Foundation, either version 3 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef GRUB_MACHOLOAD_HEADER
|
||||||
|
#define GRUB_MACHOLOAD_HEADER 1
|
||||||
|
|
||||||
|
#include <grub/err.h>
|
||||||
|
#include <grub/elf.h>
|
||||||
|
#include <grub/file.h>
|
||||||
|
#include <grub/symbol.h>
|
||||||
|
#include <grub/types.h>
|
||||||
|
|
||||||
|
struct grub_macho_file
|
||||||
|
{
|
||||||
|
grub_file_t file;
|
||||||
|
grub_ssize_t offset32;
|
||||||
|
grub_ssize_t end32;
|
||||||
|
int ncmds32;
|
||||||
|
grub_size_t cmdsize32;
|
||||||
|
grub_uint8_t *cmds32;
|
||||||
|
grub_ssize_t offset64;
|
||||||
|
grub_ssize_t end64;
|
||||||
|
int ncmds64;
|
||||||
|
grub_size_t cmdsize64;
|
||||||
|
grub_uint8_t *cmds64;
|
||||||
|
};
|
||||||
|
typedef struct grub_macho_file *grub_macho_t;
|
||||||
|
|
||||||
|
grub_macho_t grub_macho_open (const char *);
|
||||||
|
grub_macho_t grub_macho_file (grub_file_t);
|
||||||
|
grub_err_t grub_macho_close (grub_macho_t);
|
||||||
|
|
||||||
|
int grub_macho_contains_macho32 (grub_macho_t);
|
||||||
|
grub_err_t grub_macho32_size (grub_macho_t macho, grub_addr_t *segments_start,
|
||||||
|
grub_addr_t *segments_end, int flags);
|
||||||
|
grub_uint32_t grub_macho32_get_entry_point (grub_macho_t macho);
|
||||||
|
|
||||||
|
/* Ignore BSS segments when loading. */
|
||||||
|
#define GRUB_MACHO_NOBSS 0x1
|
||||||
|
grub_err_t grub_macho32_load (grub_macho_t macho, char *offset, int flags);
|
||||||
|
|
||||||
|
/* Like filesize and file_read but take only 32-bit part
|
||||||
|
for current architecture. */
|
||||||
|
grub_size_t grub_macho32_filesize (grub_macho_t macho);
|
||||||
|
grub_err_t grub_macho32_readfile (grub_macho_t macho, void *dest);
|
||||||
|
|
||||||
|
#endif /* ! GRUB_MACHOLOAD_HEADER */
|
||||||
1
include/grub/x86_64/macho.h
Normal file
1
include/grub/x86_64/macho.h
Normal file
|
|
@ -0,0 +1 @@
|
||||||
|
#include <grub/i386/macho.h>
|
||||||
1
include/grub/x86_64/xnu.h
Normal file
1
include/grub/x86_64/xnu.h
Normal file
|
|
@ -0,0 +1 @@
|
||||||
|
#include <grub/i386/xnu.h>
|
||||||
107
include/grub/xnu.h
Normal file
107
include/grub/xnu.h
Normal file
|
|
@ -0,0 +1,107 @@
|
||||||
|
/*
|
||||||
|
* GRUB -- GRand Unified Bootloader
|
||||||
|
* Copyright (C) 2009 Free Software Foundation, Inc.
|
||||||
|
*
|
||||||
|
* GRUB is free software: you can redistribute it and/or modify
|
||||||
|
* it under the terms of the GNU General Public License as published by
|
||||||
|
* the Free Software Foundation, either version 3 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef GRUB_XNU_H
|
||||||
|
#define GRUB_XNU_H 1
|
||||||
|
|
||||||
|
#include <grub/bitmap.h>
|
||||||
|
|
||||||
|
/* Header of a hibernation image. */
|
||||||
|
struct grub_xnu_hibernate_header
|
||||||
|
{
|
||||||
|
/* Size of the image. Notice that file containing image is usually bigger. */
|
||||||
|
grub_uint64_t image_size;
|
||||||
|
grub_uint8_t unknown1[8];
|
||||||
|
/* Where to copy lauchcode?*/
|
||||||
|
grub_uint32_t launchcode_target_page;
|
||||||
|
/* How many pages of launchcode? */
|
||||||
|
grub_uint32_t launchcode_numpages;
|
||||||
|
/* Where to jump? */
|
||||||
|
grub_uint32_t entry_point;
|
||||||
|
/* %esp at start. */
|
||||||
|
grub_uint32_t stack;
|
||||||
|
grub_uint8_t unknown2[44];
|
||||||
|
#define GRUB_XNU_HIBERNATE_MAGIC 0x73696d65
|
||||||
|
grub_uint32_t magic;
|
||||||
|
grub_uint8_t unknown3[28];
|
||||||
|
/* This value is non-zero if page is encrypted. Unsupported. */
|
||||||
|
grub_uint64_t encoffset;
|
||||||
|
grub_uint8_t unknown4[360];
|
||||||
|
/* The size of additional header used to locate image without parsing FS.
|
||||||
|
Used only to skip it.
|
||||||
|
*/
|
||||||
|
grub_uint32_t extmapsize;
|
||||||
|
} __attribute__ ((packed));
|
||||||
|
|
||||||
|
/* In-memory structure for temporary keeping device tree. */
|
||||||
|
struct grub_xnu_devtree_key
|
||||||
|
{
|
||||||
|
char *name;
|
||||||
|
int datasize; /* -1 for not leaves. */
|
||||||
|
union
|
||||||
|
{
|
||||||
|
struct grub_xnu_devtree_key *first_child;
|
||||||
|
void *data;
|
||||||
|
};
|
||||||
|
struct grub_xnu_devtree_key *next;
|
||||||
|
};
|
||||||
|
|
||||||
|
/* A structure used in memory-map values. */
|
||||||
|
struct
|
||||||
|
grub_xnu_extdesc
|
||||||
|
{
|
||||||
|
grub_uint32_t addr;
|
||||||
|
grub_uint32_t size;
|
||||||
|
} __attribute__ ((packed));
|
||||||
|
|
||||||
|
/* Header describing extension in the memory. */
|
||||||
|
struct grub_xnu_extheader
|
||||||
|
{
|
||||||
|
grub_uint32_t infoplistaddr;
|
||||||
|
grub_uint32_t infoplistsize;
|
||||||
|
grub_uint32_t binaryaddr;
|
||||||
|
grub_uint32_t binarysize;
|
||||||
|
} __attribute__ ((packed));
|
||||||
|
|
||||||
|
struct grub_xnu_devtree_key *grub_xnu_create_key (struct grub_xnu_devtree_key **parent,
|
||||||
|
char *name);
|
||||||
|
|
||||||
|
extern struct grub_xnu_devtree_key *grub_xnu_devtree_root;
|
||||||
|
|
||||||
|
void grub_xnu_free_devtree (struct grub_xnu_devtree_key *cur);
|
||||||
|
|
||||||
|
grub_err_t grub_xnu_writetree_toheap (void **start, grub_size_t *size);
|
||||||
|
struct grub_xnu_devtree_key *grub_xnu_create_value (struct grub_xnu_devtree_key **parent,
|
||||||
|
char *name);
|
||||||
|
|
||||||
|
void grub_xnu_lock (void);
|
||||||
|
void grub_xnu_unlock (void);
|
||||||
|
grub_err_t grub_xnu_resume (char *imagename);
|
||||||
|
struct grub_xnu_devtree_key *grub_xnu_find_key (struct grub_xnu_devtree_key *parent,
|
||||||
|
char *name);
|
||||||
|
grub_err_t grub_xnu_align_heap (int align);
|
||||||
|
grub_err_t grub_xnu_scan_dir_for_kexts (char *dirname, char *osbundlerequired,
|
||||||
|
int maxrecursion);
|
||||||
|
grub_err_t grub_xnu_load_kext_from_dir (char *dirname, char *osbundlerequired,
|
||||||
|
int maxrecursion);
|
||||||
|
void *grub_xnu_heap_malloc (int size);
|
||||||
|
extern grub_uint32_t grub_xnu_heap_real_start;
|
||||||
|
extern grub_size_t grub_xnu_heap_size;
|
||||||
|
extern char *grub_xnu_heap_start;
|
||||||
|
extern struct grub_video_bitmap *grub_xnu_bitmap;
|
||||||
|
#endif
|
||||||
|
|
@ -734,3 +734,26 @@ grub_efi_print_device_path (grub_efi_device_path_t *dp)
|
||||||
dp = (grub_efi_device_path_t *) ((char *) dp + len);
|
dp = (grub_efi_device_path_t *) ((char *) dp + len);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
grub_efi_finish_boot_services (void)
|
||||||
|
{
|
||||||
|
grub_efi_uintn_t mmap_size = 0;
|
||||||
|
grub_efi_uintn_t map_key;
|
||||||
|
grub_efi_uintn_t desc_size;
|
||||||
|
grub_efi_uint32_t desc_version;
|
||||||
|
void *mmap_buf = 0;
|
||||||
|
|
||||||
|
if (grub_efi_get_memory_map (&mmap_size, mmap_buf, &map_key,
|
||||||
|
&desc_size, &desc_version) < 0)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
mmap_buf = grub_malloc (mmap_size);
|
||||||
|
|
||||||
|
if (grub_efi_get_memory_map (&mmap_size, mmap_buf, &map_key,
|
||||||
|
&desc_size, &desc_version) <= 0)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
return grub_efi_exit_boot_services (map_key);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -47,7 +47,7 @@ static struct allocated_page *allocated_pages = 0;
|
||||||
|
|
||||||
/* The minimum and maximum heap size for GRUB itself. */
|
/* The minimum and maximum heap size for GRUB itself. */
|
||||||
#define MIN_HEAP_SIZE 0x100000
|
#define MIN_HEAP_SIZE 0x100000
|
||||||
#define MAX_HEAP_SIZE (16 * 0x100000)
|
#define MAX_HEAP_SIZE (1600 * 0x100000)
|
||||||
|
|
||||||
|
|
||||||
/* Allocate pages. Return the pointer to the first of allocated pages. */
|
/* Allocate pages. Return the pointer to the first of allocated pages. */
|
||||||
|
|
|
||||||
177
loader/i386/efi/xnu.c
Normal file
177
loader/i386/efi/xnu.c
Normal file
|
|
@ -0,0 +1,177 @@
|
||||||
|
/*
|
||||||
|
* GRUB -- GRand Unified Bootloader
|
||||||
|
* Copyright (C) 2009 Free Software Foundation, Inc.
|
||||||
|
*
|
||||||
|
* GRUB is free software: you can redistribute it and/or modify
|
||||||
|
* it under the terms of the GNU General Public License as published by
|
||||||
|
* the Free Software Foundation, either version 3 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <grub/env.h>
|
||||||
|
#include <grub/xnu.h>
|
||||||
|
#include <grub/cpu/xnu.h>
|
||||||
|
#include <grub/efi/api.h>
|
||||||
|
#include <grub/efi/efi.h>
|
||||||
|
#include <grub/efi/uga_draw.h>
|
||||||
|
#include <grub/pci.h>
|
||||||
|
#include <grub/misc.h>
|
||||||
|
|
||||||
|
/* Setup video for xnu. Big parts are copied from linux.c. */
|
||||||
|
|
||||||
|
static grub_efi_guid_t uga_draw_guid = GRUB_EFI_UGA_DRAW_GUID;
|
||||||
|
|
||||||
|
#define RGB_MASK 0xffffff
|
||||||
|
#define RGB_MAGIC 0x121314
|
||||||
|
#define LINE_MIN 800
|
||||||
|
#define LINE_MAX 4096
|
||||||
|
#define FBTEST_STEP (0x10000 >> 2)
|
||||||
|
#define FBTEST_COUNT 8
|
||||||
|
|
||||||
|
static int
|
||||||
|
find_line_len (grub_uint32_t *fb_base, grub_uint32_t *line_len)
|
||||||
|
{
|
||||||
|
grub_uint32_t *base = (grub_uint32_t *) (grub_target_addr_t) *fb_base;
|
||||||
|
int i;
|
||||||
|
|
||||||
|
for (i = 0; i < FBTEST_COUNT; i++, base += FBTEST_STEP)
|
||||||
|
{
|
||||||
|
if ((*base & RGB_MASK) == RGB_MAGIC)
|
||||||
|
{
|
||||||
|
int j;
|
||||||
|
|
||||||
|
for (j = LINE_MIN; j <= LINE_MAX; j++)
|
||||||
|
{
|
||||||
|
if ((base[j] & RGB_MASK) == RGB_MAGIC)
|
||||||
|
{
|
||||||
|
*fb_base = (grub_uint32_t) (grub_target_addr_t) base;
|
||||||
|
*line_len = j << 2;
|
||||||
|
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int
|
||||||
|
find_framebuf (grub_uint32_t *fb_base, grub_uint32_t *line_len)
|
||||||
|
{
|
||||||
|
int found = 0;
|
||||||
|
|
||||||
|
auto int NESTED_FUNC_ATTR find_card (int bus, int dev, int func,
|
||||||
|
grub_pci_id_t pciid);
|
||||||
|
|
||||||
|
int NESTED_FUNC_ATTR find_card (int bus, int dev, int func,
|
||||||
|
grub_pci_id_t pciid)
|
||||||
|
{
|
||||||
|
grub_pci_address_t addr;
|
||||||
|
|
||||||
|
addr = grub_pci_make_address (bus, dev, func, 2);
|
||||||
|
if (grub_pci_read (addr) >> 24 == 0x3)
|
||||||
|
{
|
||||||
|
int i;
|
||||||
|
|
||||||
|
grub_printf ("Display controller: %d:%d.%d\nDevice id: %x\n",
|
||||||
|
bus, dev, func, pciid);
|
||||||
|
addr += 8;
|
||||||
|
for (i = 0; i < 6; i++, addr += 4)
|
||||||
|
{
|
||||||
|
grub_uint32_t old_bar1, old_bar2, type;
|
||||||
|
grub_uint64_t base64;
|
||||||
|
|
||||||
|
old_bar1 = grub_pci_read (addr);
|
||||||
|
if ((! old_bar1) || (old_bar1 & GRUB_PCI_ADDR_SPACE_IO))
|
||||||
|
continue;
|
||||||
|
|
||||||
|
type = old_bar1 & GRUB_PCI_ADDR_MEM_TYPE_MASK;
|
||||||
|
if (type == GRUB_PCI_ADDR_MEM_TYPE_64)
|
||||||
|
{
|
||||||
|
if (i == 5)
|
||||||
|
break;
|
||||||
|
|
||||||
|
old_bar2 = grub_pci_read (addr + 4);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
old_bar2 = 0;
|
||||||
|
|
||||||
|
base64 = old_bar2;
|
||||||
|
base64 <<= 32;
|
||||||
|
base64 |= (old_bar1 & GRUB_PCI_ADDR_MEM_MASK);
|
||||||
|
|
||||||
|
grub_printf ("%s(%d): 0x%llx\n",
|
||||||
|
((old_bar1 & GRUB_PCI_ADDR_MEM_PREFETCH) ?
|
||||||
|
"VMEM" : "MMIO"), i,
|
||||||
|
(unsigned long long) base64);
|
||||||
|
|
||||||
|
if ((old_bar1 & GRUB_PCI_ADDR_MEM_PREFETCH) && (! found))
|
||||||
|
{
|
||||||
|
*fb_base = base64;
|
||||||
|
if (find_line_len (fb_base, line_len))
|
||||||
|
found++;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (type == GRUB_PCI_ADDR_MEM_TYPE_64)
|
||||||
|
{
|
||||||
|
i++;
|
||||||
|
addr += 4;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return found;
|
||||||
|
}
|
||||||
|
|
||||||
|
grub_pci_iterate (find_card);
|
||||||
|
return found;
|
||||||
|
}
|
||||||
|
|
||||||
|
grub_err_t
|
||||||
|
grub_xnu_set_video (struct grub_xnu_boot_params *params)
|
||||||
|
{
|
||||||
|
grub_efi_uga_draw_protocol_t *c;
|
||||||
|
grub_uint32_t width, height, depth, rate, pixel, fb_base, line_len;
|
||||||
|
int ret;
|
||||||
|
|
||||||
|
c = grub_efi_locate_protocol (&uga_draw_guid, 0);
|
||||||
|
if (! c)
|
||||||
|
return grub_error (GRUB_ERR_IO, "Couldn't find UGADraw");
|
||||||
|
|
||||||
|
if (efi_call_5 (c->get_mode, c, &width, &height, &depth, &rate))
|
||||||
|
return grub_error (GRUB_ERR_IO, "Couldn't retrieve video mode");
|
||||||
|
|
||||||
|
grub_printf ("Video mode: %ux%u-%u@%u\n", width, height, depth, rate);
|
||||||
|
|
||||||
|
grub_efi_set_text_mode (0);
|
||||||
|
pixel = RGB_MAGIC;
|
||||||
|
efi_call_10 (c->blt, c, (struct grub_efi_uga_pixel *) &pixel,
|
||||||
|
GRUB_EFI_UGA_VIDEO_FILL, 0, 0, 0, 0, 1, height, 0);
|
||||||
|
ret = find_framebuf (&fb_base, &line_len);
|
||||||
|
grub_efi_set_text_mode (1);
|
||||||
|
|
||||||
|
if (! ret)
|
||||||
|
return grub_error (GRUB_ERR_IO, "Can\'t find frame buffer address\n");
|
||||||
|
|
||||||
|
grub_printf ("Frame buffer base: 0x%x\n", fb_base);
|
||||||
|
grub_printf ("Video line length: %d\n", line_len);
|
||||||
|
|
||||||
|
params->lfb_width = width;
|
||||||
|
params->lfb_height = height;
|
||||||
|
params->lfb_depth = depth;
|
||||||
|
params->lfb_line_len = line_len;
|
||||||
|
params->lfb_mode = GRUB_XNU_VIDEO_TEXT_IN_VIDEO;
|
||||||
|
params->lfb_base = fb_base;
|
||||||
|
return GRUB_ERR_NONE;
|
||||||
|
}
|
||||||
80
loader/i386/pc/xnu.c
Normal file
80
loader/i386/pc/xnu.c
Normal file
|
|
@ -0,0 +1,80 @@
|
||||||
|
/*
|
||||||
|
* GRUB -- GRand Unified Bootloader
|
||||||
|
* Copyright (C) 2009 Free Software Foundation, Inc.
|
||||||
|
*
|
||||||
|
* GRUB is free software: you can redistribute it and/or modify
|
||||||
|
* it under the terms of the GNU General Public License as published by
|
||||||
|
* the Free Software Foundation, either version 3 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <grub/env.h>
|
||||||
|
#include <grub/misc.h>
|
||||||
|
#include <grub/xnu.h>
|
||||||
|
#include <grub/cpu/xnu.h>
|
||||||
|
#include <grub/machine/vbe.h>
|
||||||
|
#include <grub/machine/vga.h>
|
||||||
|
|
||||||
|
#define min(a,b) (((a) < (b)) ? (a) : (b))
|
||||||
|
#define max(a,b) (((a) > (b)) ? (a) : (b))
|
||||||
|
|
||||||
|
/* Setup video for xnu. */
|
||||||
|
grub_err_t
|
||||||
|
grub_xnu_set_video (struct grub_xnu_boot_params *params)
|
||||||
|
{
|
||||||
|
struct grub_video_mode_info mode_info;
|
||||||
|
struct grub_video_render_target *render_target;
|
||||||
|
int ret;
|
||||||
|
int x,y;
|
||||||
|
grub_err_t err;
|
||||||
|
|
||||||
|
ret = grub_video_get_info (&mode_info);
|
||||||
|
if (ret)
|
||||||
|
return grub_error (GRUB_ERR_IO, "couldn't retrieve video parameters");
|
||||||
|
|
||||||
|
ret = grub_video_get_active_render_target (&render_target);
|
||||||
|
if (ret)
|
||||||
|
return grub_error (GRUB_ERR_IO, "couldn't retrieve video parameters");
|
||||||
|
|
||||||
|
err = GRUB_ERR_NONE;
|
||||||
|
x = mode_info.width - grub_xnu_bitmap->mode_info.width;
|
||||||
|
x /= 2;
|
||||||
|
y = mode_info.height - grub_xnu_bitmap->mode_info.height;
|
||||||
|
y /= 2;
|
||||||
|
err = grub_video_blit_bitmap (grub_xnu_bitmap,
|
||||||
|
GRUB_VIDEO_BLIT_REPLACE,
|
||||||
|
x > 0 ? x : 0,
|
||||||
|
y > 0 ? y : 0,
|
||||||
|
x < 0 ? -x : 0,
|
||||||
|
y < 0 ? -y : 0,
|
||||||
|
min (grub_xnu_bitmap->mode_info.width,
|
||||||
|
mode_info.width),
|
||||||
|
min (grub_xnu_bitmap->mode_info.height,
|
||||||
|
mode_info.height));
|
||||||
|
if (err)
|
||||||
|
{
|
||||||
|
grub_print_error ();
|
||||||
|
grub_errno = GRUB_ERR_NONE;
|
||||||
|
grub_xnu_bitmap = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
params->lfb_width = mode_info.width;
|
||||||
|
params->lfb_height = mode_info.height;
|
||||||
|
params->lfb_depth = mode_info.bpp;
|
||||||
|
params->lfb_line_len = mode_info.pitch;
|
||||||
|
|
||||||
|
params->lfb_base = PTR_TO_UINT32 (render_target->data);
|
||||||
|
params->lfb_mode = grub_xnu_bitmap
|
||||||
|
? GRUB_XNU_VIDEO_SPLASH : GRUB_XNU_VIDEO_TEXT_IN_VIDEO;
|
||||||
|
|
||||||
|
return GRUB_ERR_NONE;
|
||||||
|
}
|
||||||
|
|
||||||
539
loader/i386/xnu.c
Normal file
539
loader/i386/xnu.c
Normal file
|
|
@ -0,0 +1,539 @@
|
||||||
|
/*
|
||||||
|
* GRUB -- GRand Unified Bootloader
|
||||||
|
* Copyright (C) 2009 Free Software Foundation, Inc.
|
||||||
|
*
|
||||||
|
* GRUB is free software: you can redistribute it and/or modify
|
||||||
|
* it under the terms of the GNU General Public License as published by
|
||||||
|
* the Free Software Foundation, either version 3 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <grub/env.h>
|
||||||
|
#include <grub/file.h>
|
||||||
|
#include <grub/disk.h>
|
||||||
|
#include <grub/xnu.h>
|
||||||
|
#include <grub/cpu/xnu.h>
|
||||||
|
#include <grub/mm.h>
|
||||||
|
#include <grub/loader.h>
|
||||||
|
#include <grub/autoefi.h>
|
||||||
|
#include <grub/i386/tsc.h>
|
||||||
|
#include <grub/i386/pit.h>
|
||||||
|
#include <grub/misc.h>
|
||||||
|
#include <grub/term.h>
|
||||||
|
|
||||||
|
char grub_xnu_cmdline[1024];
|
||||||
|
|
||||||
|
/* Aliases set for some tables. */
|
||||||
|
struct tbl_alias
|
||||||
|
{
|
||||||
|
grub_efi_guid_t guid;
|
||||||
|
char *name;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct tbl_alias table_aliases[] =
|
||||||
|
{
|
||||||
|
{GRUB_EFI_ACPI_20_TABLE_GUID, "ACPI_20"},
|
||||||
|
{GRUB_EFI_ACPI_TABLE_GUID, "ACPI"},
|
||||||
|
};
|
||||||
|
|
||||||
|
/* The following function is used to be able to debug xnu loader
|
||||||
|
with grub-emu. */
|
||||||
|
#ifdef GRUB_UTIL
|
||||||
|
static grub_err_t
|
||||||
|
grub_xnu_launch (void)
|
||||||
|
{
|
||||||
|
grub_printf ("Fake launch %x:%p:%p", grub_xnu_entry_point, grub_xnu_arg1,
|
||||||
|
grub_xnu_stack);
|
||||||
|
grub_getkey ();
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
#else
|
||||||
|
static void (*grub_xnu_launch) (void) = 0;
|
||||||
|
#endif
|
||||||
|
|
||||||
|
static int
|
||||||
|
utf16_strlen (grub_uint16_t *in)
|
||||||
|
{
|
||||||
|
int i;
|
||||||
|
for (i = 0; in[i]; i++);
|
||||||
|
return i;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Read frequency from a string in MHz and return it in Hz. */
|
||||||
|
static grub_uint64_t
|
||||||
|
readfrequency (const char *str)
|
||||||
|
{
|
||||||
|
grub_uint64_t num = 0;
|
||||||
|
int mul = 1000000;
|
||||||
|
int found = 0;
|
||||||
|
|
||||||
|
while (*str)
|
||||||
|
{
|
||||||
|
unsigned long digit;
|
||||||
|
|
||||||
|
digit = grub_tolower (*str) - '0';
|
||||||
|
if (digit > 9)
|
||||||
|
break;
|
||||||
|
|
||||||
|
found = 1;
|
||||||
|
|
||||||
|
num = num * 10 + digit;
|
||||||
|
str++;
|
||||||
|
}
|
||||||
|
num *= 1000000;
|
||||||
|
if (*str == '.')
|
||||||
|
{
|
||||||
|
str++;
|
||||||
|
while (*str)
|
||||||
|
{
|
||||||
|
unsigned long digit;
|
||||||
|
|
||||||
|
digit = grub_tolower (*str) - '0';
|
||||||
|
if (digit > 9)
|
||||||
|
break;
|
||||||
|
|
||||||
|
found = 1;
|
||||||
|
|
||||||
|
mul /= 10;
|
||||||
|
num = num + mul * digit;
|
||||||
|
str++;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if (! found)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
return num;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Thanks to Kabyl for precious information about Intel architecture. */
|
||||||
|
static grub_uint64_t
|
||||||
|
guessfsb (void)
|
||||||
|
{
|
||||||
|
const grub_uint64_t sane_value = 100000000;
|
||||||
|
grub_uint32_t manufacturer[3], max_cpuid, capabilities, msrlow;
|
||||||
|
grub_uint64_t start_tsc;
|
||||||
|
grub_uint64_t end_tsc;
|
||||||
|
grub_uint64_t tsc_ticks_per_ms;
|
||||||
|
|
||||||
|
if (! grub_cpu_is_cpuid_supported ())
|
||||||
|
return sane_value;
|
||||||
|
asm volatile ("movl $0, %%eax\n"
|
||||||
|
"cpuid"
|
||||||
|
: "=a" (max_cpuid), "=b" (manufacturer[0]),
|
||||||
|
"=d" (manufacturer[1]), "=c" (manufacturer[2]));
|
||||||
|
|
||||||
|
/* Only Intel for now is done. */
|
||||||
|
if (grub_memcmp (manufacturer, "GenuineIntel", 12) != 0)
|
||||||
|
return sane_value;
|
||||||
|
|
||||||
|
/* Check Speedstep. */
|
||||||
|
if (max_cpuid < 1)
|
||||||
|
return sane_value;
|
||||||
|
|
||||||
|
asm volatile ("movl $1, %%eax\n"
|
||||||
|
"cpuid"
|
||||||
|
: "=c" (capabilities):
|
||||||
|
: "%eax", "%ebx", "%edx");
|
||||||
|
|
||||||
|
if (! (capabilities & (1 << 7)))
|
||||||
|
return sane_value;
|
||||||
|
|
||||||
|
/* Calibrate the TSC rate. */
|
||||||
|
|
||||||
|
start_tsc = grub_get_tsc ();
|
||||||
|
grub_pit_wait (0xffff);
|
||||||
|
end_tsc = grub_get_tsc ();
|
||||||
|
|
||||||
|
tsc_ticks_per_ms = grub_divmod64 (end_tsc - start_tsc, 55, 0);
|
||||||
|
|
||||||
|
/* Read the multiplier. */
|
||||||
|
asm volatile ("movl $0x198, %%ecx\n"
|
||||||
|
"rdmsr"
|
||||||
|
: "=d" (msrlow)
|
||||||
|
:
|
||||||
|
: "%ecx", "%eax");
|
||||||
|
|
||||||
|
return grub_divmod64 (2000 * tsc_ticks_per_ms,
|
||||||
|
((msrlow >> 7) & 0x3e) + ((msrlow >> 14) & 1), 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Fill device tree. */
|
||||||
|
/* FIXME: some entries may be platform-agnostic. Move them to loader/xnu.c. */
|
||||||
|
grub_err_t
|
||||||
|
grub_cpu_xnu_fill_devicetree (void)
|
||||||
|
{
|
||||||
|
struct grub_xnu_devtree_key *efikey;
|
||||||
|
struct grub_xnu_devtree_key *cfgtablekey;
|
||||||
|
struct grub_xnu_devtree_key *curval;
|
||||||
|
struct grub_xnu_devtree_key *runtimesrvkey;
|
||||||
|
struct grub_xnu_devtree_key *platformkey;
|
||||||
|
unsigned i, j;
|
||||||
|
grub_err_t err;
|
||||||
|
|
||||||
|
err = grub_autoefi_prepare ();
|
||||||
|
if (err)
|
||||||
|
return err;
|
||||||
|
|
||||||
|
/* The value "model". */
|
||||||
|
/* FIXME: may this value be sometimes different? */
|
||||||
|
curval = grub_xnu_create_value (&grub_xnu_devtree_root, "model");
|
||||||
|
if (! curval)
|
||||||
|
return grub_errno;
|
||||||
|
curval->datasize = sizeof ("ACPI");
|
||||||
|
curval->data = grub_strdup ("ACPI");
|
||||||
|
curval = grub_xnu_create_value (&grub_xnu_devtree_root, "compatible");
|
||||||
|
if (! curval)
|
||||||
|
return grub_errno;
|
||||||
|
curval->datasize = sizeof ("ACPI");
|
||||||
|
curval->data = grub_strdup ("ACPI");
|
||||||
|
|
||||||
|
/* The key "efi". */
|
||||||
|
efikey = grub_xnu_create_key (&grub_xnu_devtree_root, "efi");
|
||||||
|
if (! efikey)
|
||||||
|
return grub_errno;
|
||||||
|
|
||||||
|
/* Information about firmware. */
|
||||||
|
curval = grub_xnu_create_value (&(efikey->first_child), "firmware-revision");
|
||||||
|
if (! curval)
|
||||||
|
return grub_errno;
|
||||||
|
curval->datasize = (SYSTEM_TABLE_SIZEOF (firmware_revision));
|
||||||
|
curval->data = grub_malloc (curval->datasize);
|
||||||
|
if (! curval->data)
|
||||||
|
return grub_error (GRUB_ERR_OUT_OF_MEMORY, "couldn't create device tree");
|
||||||
|
grub_memcpy (curval->data, (SYSTEM_TABLE_VAR(firmware_revision)),
|
||||||
|
curval->datasize);
|
||||||
|
|
||||||
|
curval = grub_xnu_create_value (&(efikey->first_child), "firmware-vendor");
|
||||||
|
if (! curval)
|
||||||
|
return grub_errno;
|
||||||
|
curval->datasize =
|
||||||
|
2 * (utf16_strlen (SYSTEM_TABLE_PTR (firmware_vendor)) + 1);
|
||||||
|
curval->data = grub_malloc (curval->datasize);
|
||||||
|
if (! curval->data)
|
||||||
|
return grub_error (GRUB_ERR_OUT_OF_MEMORY, "couldn't create device tree");
|
||||||
|
grub_memcpy (curval->data, SYSTEM_TABLE_PTR (firmware_vendor),
|
||||||
|
curval->datasize);
|
||||||
|
|
||||||
|
curval = grub_xnu_create_value (&(efikey->first_child), "firmware-abi");
|
||||||
|
if (! curval)
|
||||||
|
return grub_errno;
|
||||||
|
curval->datasize = sizeof ("EFI32");
|
||||||
|
curval->data = grub_malloc (curval->datasize);
|
||||||
|
if (! curval->data)
|
||||||
|
return grub_error (GRUB_ERR_OUT_OF_MEMORY, "couldn't create device tree");
|
||||||
|
if (SIZEOF_OF_UINTN == 4)
|
||||||
|
grub_memcpy (curval->data, "EFI32", curval->datasize);
|
||||||
|
else
|
||||||
|
grub_memcpy (curval->data, "EFI64", curval->datasize);
|
||||||
|
|
||||||
|
/* The key "platform". */
|
||||||
|
platformkey = grub_xnu_create_key (&(efikey->first_child),
|
||||||
|
"platform");
|
||||||
|
if (! platformkey)
|
||||||
|
return grub_errno;
|
||||||
|
|
||||||
|
/* Pass FSB frequency to the kernel. */
|
||||||
|
curval = grub_xnu_create_value (&(platformkey->first_child), "FSBFrequency");
|
||||||
|
if (! curval)
|
||||||
|
return grub_errno;
|
||||||
|
curval->datasize = sizeof (grub_uint64_t);
|
||||||
|
curval->data = grub_malloc (curval->datasize);
|
||||||
|
if (!curval->data)
|
||||||
|
return grub_error (GRUB_ERR_OUT_OF_MEMORY, "couldn't create device tree");
|
||||||
|
|
||||||
|
/* First see if user supplies the value. */
|
||||||
|
char *fsbvar = grub_env_get ("fsb");
|
||||||
|
if (! fsbvar)
|
||||||
|
*((grub_uint64_t *) curval->data) = 0;
|
||||||
|
else
|
||||||
|
*((grub_uint64_t *) curval->data) = readfrequency (fsbvar);
|
||||||
|
/* Try autodetect. */
|
||||||
|
if (! *((grub_uint64_t *) curval->data))
|
||||||
|
*((grub_uint64_t *) curval->data) = guessfsb ();
|
||||||
|
grub_dprintf ("xnu", "fsb autodetected as %llu\n",
|
||||||
|
(unsigned long long) *((grub_uint64_t *) curval->data));
|
||||||
|
|
||||||
|
cfgtablekey = grub_xnu_create_key (&(efikey->first_child),
|
||||||
|
"configuration-table");
|
||||||
|
if (!cfgtablekey)
|
||||||
|
return grub_errno;
|
||||||
|
|
||||||
|
/* Fill "configuration-table" key. */
|
||||||
|
for (i = 0; i < SYSTEM_TABLE (num_table_entries); i++)
|
||||||
|
{
|
||||||
|
void *ptr;
|
||||||
|
struct grub_xnu_devtree_key *curkey;
|
||||||
|
grub_efi_guid_t guid;
|
||||||
|
char guidbuf[64];
|
||||||
|
|
||||||
|
/* Retrieve current key. */
|
||||||
|
#ifdef GRUB_MACHINE_EFI
|
||||||
|
{
|
||||||
|
ptr = (void *)
|
||||||
|
grub_efi_system_table->configuration_table[i].vendor_table;
|
||||||
|
guid = grub_efi_system_table->configuration_table[i].vendor_guid;
|
||||||
|
}
|
||||||
|
#else
|
||||||
|
if (SIZEOF_OF_UINTN == 4)
|
||||||
|
{
|
||||||
|
ptr = UINT_TO_PTR (((grub_efiemu_configuration_table32_t *)
|
||||||
|
SYSTEM_TABLE_PTR (configuration_table))[i]
|
||||||
|
.vendor_table);
|
||||||
|
guid =
|
||||||
|
((grub_efiemu_configuration_table32_t *)
|
||||||
|
SYSTEM_TABLE_PTR (configuration_table))[i].vendor_guid;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
ptr = UINT_TO_PTR (((grub_efiemu_configuration_table64_t *)
|
||||||
|
SYSTEM_TABLE_PTR (configuration_table))[i]
|
||||||
|
.vendor_table);
|
||||||
|
guid =
|
||||||
|
((grub_efiemu_configuration_table64_t *)
|
||||||
|
SYSTEM_TABLE_PTR (configuration_table))[i].vendor_guid;
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/* The name of key for new table. */
|
||||||
|
grub_sprintf (guidbuf, "%08x-%04x-%04x-%02x%02x-",
|
||||||
|
guid.data1, guid.data2, guid.data3, guid.data4[0],
|
||||||
|
guid.data4[1]);
|
||||||
|
for (j = 2; j < 8; j++)
|
||||||
|
grub_sprintf (guidbuf + grub_strlen (guidbuf), "%02x", guid.data4[j]);
|
||||||
|
/* For some reason GUID has to be in uppercase. */
|
||||||
|
for (j = 0; guidbuf[j] ; j++)
|
||||||
|
if (guidbuf[j] >= 'a' && guidbuf[j] <= 'f')
|
||||||
|
guidbuf[j] += 'A' - 'a';
|
||||||
|
curkey = grub_xnu_create_key (&(cfgtablekey->first_child), guidbuf);
|
||||||
|
if (! curkey)
|
||||||
|
return grub_errno;
|
||||||
|
|
||||||
|
curval = grub_xnu_create_value (&(curkey->first_child), "guid");
|
||||||
|
if (! curval)
|
||||||
|
return grub_errno;
|
||||||
|
curval->datasize = sizeof (guid);
|
||||||
|
curval->data = grub_malloc (curval->datasize);
|
||||||
|
if (! curval->data)
|
||||||
|
return grub_error (GRUB_ERR_OUT_OF_MEMORY,
|
||||||
|
"couldn't create device tree");
|
||||||
|
grub_memcpy (curval->data, &guid, curval->datasize);
|
||||||
|
|
||||||
|
/* The value "table". */
|
||||||
|
curval = grub_xnu_create_value (&(curkey->first_child), "table");
|
||||||
|
if (! curval)
|
||||||
|
return grub_errno;
|
||||||
|
curval->datasize = SIZEOF_OF_UINTN;
|
||||||
|
curval->data = grub_malloc (curval->datasize);
|
||||||
|
if (! curval->data)
|
||||||
|
return grub_error (GRUB_ERR_OUT_OF_MEMORY,
|
||||||
|
"couldn't create device tree");
|
||||||
|
if (SIZEOF_OF_UINTN == 4)
|
||||||
|
*((grub_uint32_t *)curval->data) = PTR_TO_UINT32 (ptr);
|
||||||
|
else
|
||||||
|
*((grub_uint64_t *)curval->data) = PTR_TO_UINT64 (ptr);
|
||||||
|
|
||||||
|
/* Create alias. */
|
||||||
|
for (j = 0; j < sizeof (table_aliases) / sizeof (table_aliases[0]); j++)
|
||||||
|
if (grub_memcmp (&table_aliases[j].guid, &guid, sizeof (guid)) == 0)
|
||||||
|
break;
|
||||||
|
if (j != sizeof (table_aliases) / sizeof (table_aliases[0]))
|
||||||
|
{
|
||||||
|
curval = grub_xnu_create_value (&(curkey->first_child), "alias");
|
||||||
|
if (!curval)
|
||||||
|
return grub_errno;
|
||||||
|
curval->datasize = grub_strlen (table_aliases[j].name) + 1;
|
||||||
|
curval->data = grub_malloc (curval->datasize);
|
||||||
|
if (!curval->data)
|
||||||
|
return grub_error (GRUB_ERR_OUT_OF_MEMORY,
|
||||||
|
"couldn't create device tree");
|
||||||
|
grub_memcpy (curval->data, table_aliases[j].name, curval->datasize);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Create and fill "runtime-services" key. */
|
||||||
|
runtimesrvkey = grub_xnu_create_key (&(efikey->first_child),
|
||||||
|
"runtime-services");
|
||||||
|
if (! runtimesrvkey)
|
||||||
|
return grub_errno;
|
||||||
|
curval = grub_xnu_create_value (&(runtimesrvkey->first_child), "table");
|
||||||
|
if (! curval)
|
||||||
|
return grub_errno;
|
||||||
|
curval->datasize = SIZEOF_OF_UINTN;
|
||||||
|
curval->data = grub_malloc (curval->datasize);
|
||||||
|
if (! curval->data)
|
||||||
|
return grub_error (GRUB_ERR_OUT_OF_MEMORY,
|
||||||
|
"couldn't create device tree");
|
||||||
|
if (SIZEOF_OF_UINTN == 4)
|
||||||
|
*((grub_uint32_t *) curval->data)
|
||||||
|
= PTR_TO_UINT32 (SYSTEM_TABLE_PTR (runtime_services));
|
||||||
|
else
|
||||||
|
*((grub_uint64_t *) curval->data)
|
||||||
|
= PTR_TO_UINT64 (SYSTEM_TABLE_PTR (runtime_services));
|
||||||
|
|
||||||
|
return GRUB_ERR_NONE;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Boot xnu. */
|
||||||
|
grub_err_t
|
||||||
|
grub_xnu_boot (void)
|
||||||
|
{
|
||||||
|
struct grub_xnu_boot_params *bootparams_relloc;
|
||||||
|
grub_off_t bootparams_relloc_off;
|
||||||
|
grub_off_t mmap_relloc_off;
|
||||||
|
grub_err_t err;
|
||||||
|
grub_efi_uintn_t memory_map_size = 0;
|
||||||
|
grub_efi_memory_descriptor_t *memory_map;
|
||||||
|
grub_efi_uintn_t map_key = 0;
|
||||||
|
grub_efi_uintn_t descriptor_size = 0;
|
||||||
|
grub_efi_uint32_t descriptor_version = 0;
|
||||||
|
grub_uint64_t firstruntimeaddr, lastruntimeaddr;
|
||||||
|
void *devtree;
|
||||||
|
grub_size_t devtreelen;
|
||||||
|
int i;
|
||||||
|
|
||||||
|
/* Page-align to avoid following parts to be inadvertently freed. */
|
||||||
|
err = grub_xnu_align_heap (GRUB_XNU_PAGESIZE);
|
||||||
|
if (err)
|
||||||
|
return err;
|
||||||
|
|
||||||
|
/* Pass memory map to kernel. */
|
||||||
|
memory_map_size = 0;
|
||||||
|
memory_map = 0;
|
||||||
|
map_key = 0;
|
||||||
|
descriptor_size = 0;
|
||||||
|
descriptor_version = 0;
|
||||||
|
|
||||||
|
if (grub_autoefi_get_memory_map (&memory_map_size, memory_map,
|
||||||
|
&map_key, &descriptor_size,
|
||||||
|
&descriptor_version) < 0)
|
||||||
|
return grub_errno;
|
||||||
|
|
||||||
|
memory_map = grub_xnu_heap_malloc (memory_map_size);
|
||||||
|
if (! memory_map)
|
||||||
|
return grub_errno;
|
||||||
|
|
||||||
|
if (grub_autoefi_get_memory_map (&memory_map_size, memory_map,
|
||||||
|
&map_key, &descriptor_size,
|
||||||
|
&descriptor_version) <= 0)
|
||||||
|
return grub_errno;
|
||||||
|
mmap_relloc_off = (grub_uint8_t *) memory_map
|
||||||
|
- (grub_uint8_t *) grub_xnu_heap_start;
|
||||||
|
|
||||||
|
firstruntimeaddr = (grub_uint64_t) (-1);
|
||||||
|
lastruntimeaddr = 0;
|
||||||
|
for (i = 0; (unsigned) i < memory_map_size / descriptor_size; i++)
|
||||||
|
{
|
||||||
|
grub_efi_memory_descriptor_t *curdesc = (grub_efi_memory_descriptor_t *)
|
||||||
|
((char *) memory_map + descriptor_size * i);
|
||||||
|
|
||||||
|
/* Some EFI implementations set physical_start to 0 which
|
||||||
|
causes XNU crash. */
|
||||||
|
curdesc->virtual_start = curdesc->physical_start;
|
||||||
|
|
||||||
|
if (curdesc->type == GRUB_EFI_RUNTIME_SERVICES_DATA
|
||||||
|
|| curdesc->type == GRUB_EFI_RUNTIME_SERVICES_CODE)
|
||||||
|
{
|
||||||
|
if (firstruntimeaddr > curdesc->physical_start)
|
||||||
|
firstruntimeaddr = curdesc->physical_start;
|
||||||
|
if (lastruntimeaddr < curdesc->physical_start
|
||||||
|
+ curdesc->num_pages * 4096)
|
||||||
|
lastruntimeaddr = curdesc->physical_start
|
||||||
|
+ curdesc->num_pages * 4096;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Relocate the boot parameters to heap. */
|
||||||
|
bootparams_relloc = grub_xnu_heap_malloc (sizeof (*bootparams_relloc));
|
||||||
|
if (! bootparams_relloc)
|
||||||
|
return grub_errno;
|
||||||
|
bootparams_relloc_off = (grub_uint8_t *) bootparams_relloc
|
||||||
|
- (grub_uint8_t *) grub_xnu_heap_start;
|
||||||
|
err = grub_xnu_writetree_toheap (&devtree, &devtreelen);
|
||||||
|
if (err)
|
||||||
|
return err;
|
||||||
|
bootparams_relloc = (struct grub_xnu_boot_params *)
|
||||||
|
(bootparams_relloc_off + (grub_uint8_t *) grub_xnu_heap_start);
|
||||||
|
|
||||||
|
grub_memcpy (bootparams_relloc->cmdline, grub_xnu_cmdline,
|
||||||
|
sizeof (bootparams_relloc->cmdline));
|
||||||
|
|
||||||
|
bootparams_relloc->devtree = ((char *) devtree - grub_xnu_heap_start)
|
||||||
|
+ grub_xnu_heap_will_be_at;
|
||||||
|
bootparams_relloc->devtreelen = devtreelen;
|
||||||
|
|
||||||
|
bootparams_relloc->heap_start = grub_xnu_heap_will_be_at;
|
||||||
|
bootparams_relloc->heap_size = grub_xnu_heap_size;
|
||||||
|
|
||||||
|
bootparams_relloc->efi_mmap = grub_xnu_heap_will_be_at + mmap_relloc_off;
|
||||||
|
bootparams_relloc->efi_mmap_size = memory_map_size;
|
||||||
|
bootparams_relloc->efi_mem_desc_size = descriptor_size;
|
||||||
|
bootparams_relloc->efi_mem_desc_version = descriptor_version;
|
||||||
|
|
||||||
|
bootparams_relloc->efi_runtime_first_page = firstruntimeaddr
|
||||||
|
/ GRUB_XNU_PAGESIZE;
|
||||||
|
bootparams_relloc->efi_runtime_npages
|
||||||
|
= ((lastruntimeaddr + GRUB_XNU_PAGESIZE - 1) / GRUB_XNU_PAGESIZE)
|
||||||
|
- (firstruntimeaddr / GRUB_XNU_PAGESIZE);
|
||||||
|
bootparams_relloc->efi_uintnbits = SIZEOF_OF_UINTN * 8;
|
||||||
|
bootparams_relloc->efi_system_table
|
||||||
|
= PTR_TO_UINT32 (grub_autoefi_system_table);
|
||||||
|
|
||||||
|
bootparams_relloc->verminor = GRUB_XNU_BOOTARGS_VERMINOR;
|
||||||
|
bootparams_relloc->vermajor = GRUB_XNU_BOOTARGS_VERMAJOR;
|
||||||
|
|
||||||
|
/* Parameters for asm helper. */
|
||||||
|
grub_xnu_stack = bootparams_relloc->heap_start
|
||||||
|
+ bootparams_relloc->heap_size + GRUB_XNU_PAGESIZE;
|
||||||
|
grub_xnu_arg1 = bootparams_relloc_off + grub_xnu_heap_will_be_at;
|
||||||
|
#ifndef GRUB_UTIL
|
||||||
|
grub_xnu_launch = (void (*) (void))
|
||||||
|
(grub_xnu_heap_start + grub_xnu_heap_size);
|
||||||
|
#endif
|
||||||
|
grub_dprintf ("xnu", "eip=%x\n", grub_xnu_entry_point);
|
||||||
|
grub_dprintf ("xnu", "launch=%p\n", grub_xnu_launch);
|
||||||
|
|
||||||
|
const char *debug = grub_env_get ("debug");
|
||||||
|
|
||||||
|
if (debug && (grub_strword (debug, "all") || grub_strword (debug, "xnu")))
|
||||||
|
{
|
||||||
|
grub_printf ("Press any key to launch xnu\n");
|
||||||
|
grub_getkey ();
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Set video. */
|
||||||
|
err = grub_xnu_set_video (bootparams_relloc);
|
||||||
|
if (err != GRUB_ERR_NONE)
|
||||||
|
{
|
||||||
|
grub_print_error ();
|
||||||
|
grub_errno = GRUB_ERR_NONE;
|
||||||
|
grub_printf ("Booting in blind mode\n");
|
||||||
|
|
||||||
|
bootparams_relloc->lfb_mode = 0;
|
||||||
|
bootparams_relloc->lfb_width = 0;
|
||||||
|
bootparams_relloc->lfb_height = 0;
|
||||||
|
bootparams_relloc->lfb_depth = 0;
|
||||||
|
bootparams_relloc->lfb_line_len = 0;
|
||||||
|
bootparams_relloc->lfb_base = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
grub_memcpy (grub_xnu_heap_start + grub_xnu_heap_size,
|
||||||
|
grub_xnu_launcher_start,
|
||||||
|
grub_xnu_launcher_end - grub_xnu_launcher_start);
|
||||||
|
|
||||||
|
|
||||||
|
if (! grub_autoefi_finish_boot_services ())
|
||||||
|
return grub_error (GRUB_ERR_IO, "can't exit boot services");
|
||||||
|
|
||||||
|
grub_xnu_launch ();
|
||||||
|
|
||||||
|
/* Never reaches here. */
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
192
loader/i386/xnu_helper.S
Normal file
192
loader/i386/xnu_helper.S
Normal file
|
|
@ -0,0 +1,192 @@
|
||||||
|
/*
|
||||||
|
* GRUB -- GRand Unified Bootloader
|
||||||
|
* Copyright (C) 2009 Free Software Foundation, Inc.
|
||||||
|
*
|
||||||
|
* GRUB is free software: you can redistribute it and/or modify
|
||||||
|
* it under the terms of the GNU General Public License as published by
|
||||||
|
* the Free Software Foundation, either version 3 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <grub/symbol.h>
|
||||||
|
|
||||||
|
|
||||||
|
.p2align 4 /* force 16-byte alignment */
|
||||||
|
|
||||||
|
VARIABLE(grub_xnu_launcher_start)
|
||||||
|
base:
|
||||||
|
cli
|
||||||
|
|
||||||
|
#ifndef __x86_64__
|
||||||
|
/* mov imm32, %eax */
|
||||||
|
.byte 0xb8
|
||||||
|
VARIABLE(grub_xnu_heap_will_be_at)
|
||||||
|
.long 0
|
||||||
|
mov %eax, %edi
|
||||||
|
|
||||||
|
/* mov imm32, %eax */
|
||||||
|
.byte 0xb8
|
||||||
|
VARIABLE(grub_xnu_heap_start)
|
||||||
|
.long 0
|
||||||
|
mov %eax, %esi
|
||||||
|
|
||||||
|
/* mov imm32, %ecx */
|
||||||
|
.byte 0xb9
|
||||||
|
VARIABLE(grub_xnu_heap_size)
|
||||||
|
.long 0
|
||||||
|
mov %edi, %eax
|
||||||
|
add %ecx, %eax
|
||||||
|
/* %rax now contains our starting position after relocation. */
|
||||||
|
/* One more page to copy: ourselves. */
|
||||||
|
add $0x403, %ecx
|
||||||
|
shr $2, %ecx
|
||||||
|
|
||||||
|
/* Forward copy. */
|
||||||
|
cld
|
||||||
|
rep
|
||||||
|
movsl
|
||||||
|
|
||||||
|
mov %eax, %esi
|
||||||
|
add $(cont0-base), %eax
|
||||||
|
jmp *%eax
|
||||||
|
cont0:
|
||||||
|
#else
|
||||||
|
xorq %rax, %rax
|
||||||
|
|
||||||
|
/* mov imm32, %eax */
|
||||||
|
.byte 0xb8
|
||||||
|
VARIABLE(grub_xnu_heap_will_be_at)
|
||||||
|
.long 0
|
||||||
|
mov %rax, %rdi
|
||||||
|
|
||||||
|
/* mov imm32, %rax */
|
||||||
|
.byte 0x48
|
||||||
|
.byte 0xb8
|
||||||
|
VARIABLE(grub_xnu_heap_start)
|
||||||
|
.long 0
|
||||||
|
.long 0
|
||||||
|
mov %rax, %rsi
|
||||||
|
|
||||||
|
/* mov imm32, %rcx */
|
||||||
|
.byte 0x48
|
||||||
|
.byte 0xb9
|
||||||
|
VARIABLE(grub_xnu_heap_size)
|
||||||
|
.long 0
|
||||||
|
.long 0
|
||||||
|
mov %rdi, %rax
|
||||||
|
add %rcx, %rax
|
||||||
|
/* %rax now contains our starting position after relocation. */
|
||||||
|
/* One more page to copy: ourselves. */
|
||||||
|
add $0x403, %rcx
|
||||||
|
shr $2, %rcx
|
||||||
|
|
||||||
|
/* Forward copy. */
|
||||||
|
cld
|
||||||
|
rep
|
||||||
|
movsl
|
||||||
|
|
||||||
|
mov %rax, %rsi
|
||||||
|
add $(cont0-base), %rax
|
||||||
|
jmp *%rax
|
||||||
|
|
||||||
|
cont0:
|
||||||
|
|
||||||
|
lea (cont1-base)(%rsi, 1), %rax
|
||||||
|
mov %eax, (jump_vector-base)(%rsi,1)
|
||||||
|
|
||||||
|
lea (gdt-base)(%rsi, 1), %rax
|
||||||
|
mov %rax, (gdt_addr-base)(%rsi,1)
|
||||||
|
|
||||||
|
/* Switch to compatibility mode. */
|
||||||
|
|
||||||
|
lgdt (gdtdesc-base)(%rsi,1)
|
||||||
|
|
||||||
|
/* Update %cs. Thanks to David Miller for pointing this mistake out. */
|
||||||
|
ljmp *(jump_vector-base)(%rsi,1)
|
||||||
|
cont1:
|
||||||
|
.code32
|
||||||
|
|
||||||
|
/* Update other registers. */
|
||||||
|
mov $0x18, %eax
|
||||||
|
mov %eax, %ds
|
||||||
|
mov %eax, %es
|
||||||
|
mov %eax, %fs
|
||||||
|
mov %eax, %gs
|
||||||
|
mov %eax, %ss
|
||||||
|
|
||||||
|
/* Disable paging. */
|
||||||
|
mov %cr0, %eax
|
||||||
|
and $0x7fffffff, %eax
|
||||||
|
mov %eax, %cr0
|
||||||
|
|
||||||
|
/* Disable amd64. */
|
||||||
|
mov $0xc0000080, %ecx
|
||||||
|
rdmsr
|
||||||
|
and $0xfffffeff, %eax
|
||||||
|
wrmsr
|
||||||
|
|
||||||
|
/* Turn off PAE. */
|
||||||
|
movl %cr4, %eax
|
||||||
|
and $0xffffffcf, %eax
|
||||||
|
mov %eax, %cr4
|
||||||
|
|
||||||
|
jmp cont2
|
||||||
|
cont2:
|
||||||
|
#endif
|
||||||
|
.code32
|
||||||
|
|
||||||
|
/* Registers on XNU boot: eip, esp and eax. */
|
||||||
|
/* mov imm32, %ecx */
|
||||||
|
.byte 0xb9
|
||||||
|
VARIABLE (grub_xnu_entry_point)
|
||||||
|
.long 0
|
||||||
|
/* mov imm32, %eax */
|
||||||
|
.byte 0xb8
|
||||||
|
VARIABLE (grub_xnu_arg1)
|
||||||
|
.long 0
|
||||||
|
/* mov imm32, %ebx */
|
||||||
|
.byte 0xbb
|
||||||
|
VARIABLE (grub_xnu_stack)
|
||||||
|
.long 0
|
||||||
|
|
||||||
|
movl %ebx, %esp
|
||||||
|
|
||||||
|
jmp *%ecx
|
||||||
|
|
||||||
|
#ifdef __x86_64__
|
||||||
|
/* GDT. Copied from loader/i386/linux.c. */
|
||||||
|
.p2align 4
|
||||||
|
gdt:
|
||||||
|
/* NULL. */
|
||||||
|
.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
|
||||||
|
|
||||||
|
/* Reserved. */
|
||||||
|
.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
|
||||||
|
|
||||||
|
/* Code segment. */
|
||||||
|
.byte 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x9A, 0xCF, 0x00
|
||||||
|
|
||||||
|
/* Data segment. */
|
||||||
|
.byte 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x92, 0xCF, 0x00
|
||||||
|
|
||||||
|
gdtdesc:
|
||||||
|
.word 31
|
||||||
|
gdt_addr:
|
||||||
|
/* Filled by the code. */
|
||||||
|
.quad 0
|
||||||
|
|
||||||
|
.p2align 4
|
||||||
|
jump_vector:
|
||||||
|
/* Jump location. Is filled by the code */
|
||||||
|
.long 0
|
||||||
|
.long 0x10
|
||||||
|
#endif
|
||||||
|
VARIABLE(grub_xnu_launcher_end)
|
||||||
395
loader/macho.c
Normal file
395
loader/macho.c
Normal file
|
|
@ -0,0 +1,395 @@
|
||||||
|
/* macho.c - load Mach-O files. */
|
||||||
|
/*
|
||||||
|
* GRUB -- GRand Unified Bootloader
|
||||||
|
* Copyright (C) 2009 Free Software Foundation, Inc.
|
||||||
|
*
|
||||||
|
* GRUB is free software: you can redistribute it and/or modify
|
||||||
|
* it under the terms of the GNU General Public License as published by
|
||||||
|
* the Free Software Foundation, either version 3 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* This Mach-O loader is incomplete and can load only non-relocatable segments.
|
||||||
|
This is however enough to boot xnu (otool -l and Mach-O specs for more info).
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <grub/err.h>
|
||||||
|
#include <grub/macho.h>
|
||||||
|
#include <grub/cpu/macho.h>
|
||||||
|
#include <grub/machoload.h>
|
||||||
|
#include <grub/file.h>
|
||||||
|
#include <grub/gzio.h>
|
||||||
|
#include <grub/misc.h>
|
||||||
|
#include <grub/mm.h>
|
||||||
|
|
||||||
|
#define min(a,b) (((a) < (b)) ? (a) : (b))
|
||||||
|
|
||||||
|
/* 32-bit. */
|
||||||
|
|
||||||
|
int
|
||||||
|
grub_macho_contains_macho32 (grub_macho_t macho)
|
||||||
|
{
|
||||||
|
return macho->offset32 != -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
grub_macho_parse32 (grub_macho_t macho)
|
||||||
|
{
|
||||||
|
struct grub_macho_header32 head;
|
||||||
|
|
||||||
|
/* Is there any candidate at all? */
|
||||||
|
if (macho->offset32 == -1)
|
||||||
|
return;
|
||||||
|
|
||||||
|
/* Read header and check magic*/
|
||||||
|
if (grub_file_seek (macho->file, macho->offset32) == (grub_off_t) -1
|
||||||
|
|| grub_file_read (macho->file, (char *) &head, sizeof (head))
|
||||||
|
!= sizeof(head))
|
||||||
|
{
|
||||||
|
grub_error (GRUB_ERR_READ_ERROR, "Cannot read Mach-O header.");
|
||||||
|
macho->offset32 = -1;
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
if (head.magic != GRUB_MACHO_MAGIC32)
|
||||||
|
{
|
||||||
|
grub_error (GRUB_ERR_BAD_OS, "Invalid Mach-O 32-bit header.");
|
||||||
|
macho->offset32 = -1;
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Read commands. */
|
||||||
|
macho->ncmds32 = head.ncmds;
|
||||||
|
macho->cmdsize32 = head.sizeofcmds;
|
||||||
|
macho->cmds32 = grub_malloc(macho->cmdsize32);
|
||||||
|
if (! macho->cmds32)
|
||||||
|
{
|
||||||
|
grub_error (GRUB_ERR_OUT_OF_MEMORY, "not enough memory to read commands");
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
if (grub_file_read (macho->file, (char *) macho->cmds32,
|
||||||
|
(grub_size_t) macho->cmdsize32)
|
||||||
|
!= (grub_ssize_t) macho->cmdsize32)
|
||||||
|
{
|
||||||
|
grub_error (GRUB_ERR_READ_ERROR, "Cannot read Mach-O header.");
|
||||||
|
macho->offset32 = -1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
typedef int NESTED_FUNC_ATTR (*grub_macho_iter_hook_t)
|
||||||
|
(grub_macho_t , struct grub_macho_cmd *,
|
||||||
|
void *);
|
||||||
|
|
||||||
|
static grub_err_t
|
||||||
|
grub_macho32_cmds_iterate (grub_macho_t macho,
|
||||||
|
grub_macho_iter_hook_t hook,
|
||||||
|
void *hook_arg)
|
||||||
|
{
|
||||||
|
grub_uint8_t *hdrs = macho->cmds32;
|
||||||
|
int i;
|
||||||
|
if (! macho->cmds32)
|
||||||
|
return grub_error (GRUB_ERR_BAD_OS, "Couldn't find 32-bit Mach-O");
|
||||||
|
for (i = 0; i < macho->ncmds32; i++)
|
||||||
|
{
|
||||||
|
struct grub_macho_cmd *hdr = (struct grub_macho_cmd *) hdrs;
|
||||||
|
if (hook (macho, hdr, hook_arg))
|
||||||
|
break;
|
||||||
|
hdrs += hdr->cmdsize;
|
||||||
|
}
|
||||||
|
|
||||||
|
return grub_errno;
|
||||||
|
}
|
||||||
|
|
||||||
|
grub_size_t
|
||||||
|
grub_macho32_filesize (grub_macho_t macho)
|
||||||
|
{
|
||||||
|
if (grub_macho_contains_macho32 (macho))
|
||||||
|
return macho->end32 - macho->offset32;
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
grub_err_t
|
||||||
|
grub_macho32_readfile (grub_macho_t macho, void *dest)
|
||||||
|
{
|
||||||
|
grub_ssize_t read;
|
||||||
|
if (! grub_macho_contains_macho32 (macho))
|
||||||
|
return grub_error (GRUB_ERR_BAD_OS,
|
||||||
|
"Couldn't read arcitecture-specific part");
|
||||||
|
|
||||||
|
if (grub_file_seek (macho->file, macho->offset32) == (grub_off_t) -1)
|
||||||
|
{
|
||||||
|
grub_error_push ();
|
||||||
|
return grub_error (GRUB_ERR_BAD_OS,
|
||||||
|
"Invalid offset in program header.");
|
||||||
|
}
|
||||||
|
|
||||||
|
read = grub_file_read (macho->file, dest,
|
||||||
|
macho->end32 - macho->offset32);
|
||||||
|
if (read != (grub_ssize_t) (macho->end32 - macho->offset32))
|
||||||
|
{
|
||||||
|
grub_error_push ();
|
||||||
|
return grub_error (GRUB_ERR_BAD_OS,
|
||||||
|
"Couldn't read arcitecture-specific part");
|
||||||
|
}
|
||||||
|
return GRUB_ERR_NONE;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Calculate the amount of memory spanned by the segments. */
|
||||||
|
grub_err_t
|
||||||
|
grub_macho32_size (grub_macho_t macho, grub_addr_t *segments_start,
|
||||||
|
grub_addr_t *segments_end, int flags)
|
||||||
|
{
|
||||||
|
int nr_phdrs = 0;
|
||||||
|
|
||||||
|
/* Run through the program headers to calculate the total memory size we
|
||||||
|
should claim. */
|
||||||
|
auto int NESTED_FUNC_ATTR calcsize (grub_macho_t _macho,
|
||||||
|
struct grub_macho_cmd *phdr, void *_arg);
|
||||||
|
int NESTED_FUNC_ATTR calcsize (grub_macho_t UNUSED _macho,
|
||||||
|
struct grub_macho_cmd *hdr0, void UNUSED *_arg)
|
||||||
|
{
|
||||||
|
struct grub_macho_segment32 *hdr = (struct grub_macho_segment32 *) hdr0;
|
||||||
|
if (hdr->cmd != GRUB_MACHO_CMD_SEGMENT32)
|
||||||
|
return 0;
|
||||||
|
if (! hdr->filesize && (flags & GRUB_MACHO_NOBSS))
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
nr_phdrs++;
|
||||||
|
if (hdr->vmaddr < *segments_start)
|
||||||
|
*segments_start = hdr->vmaddr;
|
||||||
|
if (hdr->vmaddr + hdr->vmsize > *segments_end)
|
||||||
|
*segments_end = hdr->vmaddr + hdr->vmsize;
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
*segments_start = (grub_uint32_t) -1;
|
||||||
|
*segments_end = 0;
|
||||||
|
|
||||||
|
grub_macho32_cmds_iterate (macho, calcsize, 0);
|
||||||
|
|
||||||
|
if (nr_phdrs == 0)
|
||||||
|
return grub_error (GRUB_ERR_BAD_OS, "No program headers present");
|
||||||
|
|
||||||
|
if (*segments_end < *segments_start)
|
||||||
|
/* Very bad addresses. */
|
||||||
|
return grub_error (GRUB_ERR_BAD_OS, "Bad program header load addresses");
|
||||||
|
|
||||||
|
return GRUB_ERR_NONE;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Load every loadable segment into memory specified by `_load_hook'. */
|
||||||
|
grub_err_t
|
||||||
|
grub_macho32_load (grub_macho_t macho, char *offset, int flags)
|
||||||
|
{
|
||||||
|
grub_err_t err = 0;
|
||||||
|
auto int NESTED_FUNC_ATTR do_load(grub_macho_t _macho,
|
||||||
|
struct grub_macho_cmd *hdr0,
|
||||||
|
void UNUSED *_arg);
|
||||||
|
int NESTED_FUNC_ATTR do_load(grub_macho_t _macho,
|
||||||
|
struct grub_macho_cmd *hdr0,
|
||||||
|
void UNUSED *_arg)
|
||||||
|
{
|
||||||
|
struct grub_macho_segment32 *hdr = (struct grub_macho_segment32 *) hdr0;
|
||||||
|
|
||||||
|
if (hdr->cmd != GRUB_MACHO_CMD_SEGMENT32)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
if (! hdr->filesize && (flags & GRUB_MACHO_NOBSS))
|
||||||
|
return 0;
|
||||||
|
if (! hdr->vmsize)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
if (grub_file_seek (_macho->file, hdr->fileoff
|
||||||
|
+ _macho->offset32) == (grub_off_t) -1)
|
||||||
|
{
|
||||||
|
grub_error_push ();
|
||||||
|
grub_error (GRUB_ERR_BAD_OS,
|
||||||
|
"Invalid offset in program header.");
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (hdr->filesize)
|
||||||
|
{
|
||||||
|
grub_ssize_t read;
|
||||||
|
read = grub_file_read (_macho->file, offset + hdr->vmaddr,
|
||||||
|
min (hdr->filesize, hdr->vmsize));
|
||||||
|
if (read != (grub_ssize_t) min (hdr->filesize, hdr->vmsize))
|
||||||
|
{
|
||||||
|
/* XXX How can we free memory from `load_hook'? */
|
||||||
|
grub_error_push ();
|
||||||
|
err=grub_error (GRUB_ERR_BAD_OS,
|
||||||
|
"Couldn't read segment from file: "
|
||||||
|
"wanted 0x%lx bytes; read 0x%lx bytes.",
|
||||||
|
hdr->filesize, read);
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (hdr->filesize < hdr->vmsize)
|
||||||
|
grub_memset (offset + hdr->vmaddr + hdr->filesize,
|
||||||
|
0, hdr->vmsize - hdr->filesize);
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
grub_macho32_cmds_iterate (macho, do_load, 0);
|
||||||
|
|
||||||
|
return err;
|
||||||
|
}
|
||||||
|
|
||||||
|
grub_uint32_t
|
||||||
|
grub_macho32_get_entry_point (grub_macho_t macho)
|
||||||
|
{
|
||||||
|
grub_uint32_t entry_point = 0;
|
||||||
|
auto int NESTED_FUNC_ATTR hook(grub_macho_t _macho,
|
||||||
|
struct grub_macho_cmd *hdr,
|
||||||
|
void UNUSED *_arg);
|
||||||
|
int NESTED_FUNC_ATTR hook(grub_macho_t UNUSED _macho,
|
||||||
|
struct grub_macho_cmd *hdr,
|
||||||
|
void UNUSED *_arg)
|
||||||
|
{
|
||||||
|
if (hdr->cmd == GRUB_MACHO_CMD_THREAD)
|
||||||
|
entry_point = ((struct grub_macho_thread32 *) hdr)->entry_point;
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
grub_macho32_cmds_iterate (macho, hook, 0);
|
||||||
|
return entry_point;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
grub_err_t
|
||||||
|
grub_macho_close (grub_macho_t macho)
|
||||||
|
{
|
||||||
|
grub_file_t file = macho->file;
|
||||||
|
|
||||||
|
grub_free (macho->cmds32);
|
||||||
|
grub_free (macho->cmds64);
|
||||||
|
|
||||||
|
grub_free (macho);
|
||||||
|
|
||||||
|
if (file)
|
||||||
|
grub_file_close (file);
|
||||||
|
|
||||||
|
return grub_errno;
|
||||||
|
}
|
||||||
|
|
||||||
|
grub_macho_t
|
||||||
|
grub_macho_file (grub_file_t file)
|
||||||
|
{
|
||||||
|
grub_macho_t macho;
|
||||||
|
union grub_macho_filestart filestart;
|
||||||
|
|
||||||
|
macho = grub_malloc (sizeof (*macho));
|
||||||
|
if (! macho)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
macho->file = file;
|
||||||
|
macho->offset32 = -1;
|
||||||
|
macho->offset64 = -1;
|
||||||
|
macho->end32 = -1;
|
||||||
|
macho->end64 = -1;
|
||||||
|
macho->cmds32 = 0;
|
||||||
|
macho->cmds64 = 0;
|
||||||
|
|
||||||
|
if (grub_file_seek (macho->file, 0) == (grub_off_t) -1)
|
||||||
|
goto fail;
|
||||||
|
|
||||||
|
if (grub_file_read (macho->file, (char *) &filestart, sizeof (filestart))
|
||||||
|
!= sizeof (filestart))
|
||||||
|
{
|
||||||
|
grub_error_push ();
|
||||||
|
grub_error (GRUB_ERR_READ_ERROR, "Cannot read Mach-O header.");
|
||||||
|
goto fail;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Is it a fat file? */
|
||||||
|
if (filestart.fat.magic == grub_be_to_cpu32 (GRUB_MACHO_FAT_MAGIC))
|
||||||
|
{
|
||||||
|
struct grub_macho_fat_arch *archs;
|
||||||
|
int i, narchs;
|
||||||
|
|
||||||
|
/* Load architecture description. */
|
||||||
|
narchs = grub_be_to_cpu32 (filestart.fat.nfat_arch);
|
||||||
|
if (grub_file_seek (macho->file, sizeof (struct grub_macho_fat_header))
|
||||||
|
== (grub_off_t) -1)
|
||||||
|
goto fail;
|
||||||
|
archs = grub_malloc (sizeof (struct grub_macho_fat_arch) * narchs);
|
||||||
|
if (!archs)
|
||||||
|
goto fail;
|
||||||
|
if (grub_file_read (macho->file, (char *) archs,
|
||||||
|
sizeof (struct grub_macho_fat_arch) * narchs)
|
||||||
|
!= (grub_ssize_t)sizeof(struct grub_macho_fat_arch) * narchs)
|
||||||
|
{
|
||||||
|
grub_free (archs);
|
||||||
|
grub_error_push ();
|
||||||
|
grub_error (GRUB_ERR_READ_ERROR, "Cannot read Mach-O header.");
|
||||||
|
goto fail;
|
||||||
|
}
|
||||||
|
|
||||||
|
for (i = 0; i < narchs; i++)
|
||||||
|
{
|
||||||
|
if (GRUB_MACHO_CPUTYPE_IS_HOST32
|
||||||
|
(grub_be_to_cpu32 (archs[i].cputype)))
|
||||||
|
{
|
||||||
|
macho->offset32 = grub_be_to_cpu32 (archs[i].offset);
|
||||||
|
macho->end32 = grub_be_to_cpu32 (archs[i].offset)
|
||||||
|
+ grub_be_to_cpu32 (archs[i].size);
|
||||||
|
}
|
||||||
|
if (GRUB_MACHO_CPUTYPE_IS_HOST64
|
||||||
|
(grub_be_to_cpu32 (archs[i].cputype)))
|
||||||
|
{
|
||||||
|
macho->offset64 = grub_be_to_cpu32 (archs[i].offset);
|
||||||
|
macho->end64 = grub_be_to_cpu32 (archs[i].offset)
|
||||||
|
+ grub_be_to_cpu32 (archs[i].size);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
grub_free (archs);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Is it a thin 32-bit file? */
|
||||||
|
if (filestart.thin32.magic == GRUB_MACHO_MAGIC32)
|
||||||
|
{
|
||||||
|
macho->offset32 = 0;
|
||||||
|
macho->end32 = grub_file_size (file);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Is it a thin 64-bit file? */
|
||||||
|
if (filestart.thin64.magic == GRUB_MACHO_MAGIC64)
|
||||||
|
{
|
||||||
|
macho->offset64 = 0;
|
||||||
|
macho->end64 = grub_file_size (file);
|
||||||
|
}
|
||||||
|
|
||||||
|
grub_macho_parse32 (macho);
|
||||||
|
/* FIXME: implement 64-bit.*/
|
||||||
|
/* grub_macho_parse64 (macho); */
|
||||||
|
|
||||||
|
return macho;
|
||||||
|
|
||||||
|
fail:
|
||||||
|
grub_macho_close (macho);
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
grub_macho_t
|
||||||
|
grub_macho_open (const char *name)
|
||||||
|
{
|
||||||
|
grub_file_t file;
|
||||||
|
grub_macho_t macho;
|
||||||
|
|
||||||
|
file = grub_gzfile_open (name, 1);
|
||||||
|
if (! file)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
macho = grub_macho_file (file);
|
||||||
|
if (! macho)
|
||||||
|
grub_file_close (file);
|
||||||
|
|
||||||
|
return macho;
|
||||||
|
}
|
||||||
1368
loader/xnu.c
Normal file
1368
loader/xnu.c
Normal file
File diff suppressed because it is too large
Load diff
136
loader/xnu_resume.c
Normal file
136
loader/xnu_resume.c
Normal file
|
|
@ -0,0 +1,136 @@
|
||||||
|
/*
|
||||||
|
* GRUB -- GRand Unified Bootloader
|
||||||
|
* Copyright (C) 2009 Free Software Foundation, Inc.
|
||||||
|
*
|
||||||
|
* GRUB is free software: you can redistribute it and/or modify
|
||||||
|
* it under the terms of the GNU General Public License as published by
|
||||||
|
* the Free Software Foundation, either version 3 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <grub/normal.h>
|
||||||
|
#include <grub/dl.h>
|
||||||
|
#include <grub/file.h>
|
||||||
|
#include <grub/disk.h>
|
||||||
|
#include <grub/misc.h>
|
||||||
|
#include <grub/xnu.h>
|
||||||
|
#include <grub/cpu/xnu.h>
|
||||||
|
#include <grub/mm.h>
|
||||||
|
#include <grub/loader.h>
|
||||||
|
|
||||||
|
static void *grub_xnu_hibernate_image;
|
||||||
|
|
||||||
|
static grub_err_t
|
||||||
|
grub_xnu_resume_unload (void)
|
||||||
|
{
|
||||||
|
/* Free loaded image */
|
||||||
|
if (grub_xnu_hibernate_image)
|
||||||
|
grub_free (grub_xnu_hibernate_image);
|
||||||
|
grub_xnu_hibernate_image = 0;
|
||||||
|
grub_xnu_unlock ();
|
||||||
|
return GRUB_ERR_NONE;
|
||||||
|
}
|
||||||
|
|
||||||
|
grub_err_t
|
||||||
|
grub_xnu_resume (char *imagename)
|
||||||
|
{
|
||||||
|
grub_file_t file;
|
||||||
|
grub_size_t total_header_size;
|
||||||
|
struct grub_xnu_hibernate_header hibhead;
|
||||||
|
char *buf, *codetmp;
|
||||||
|
|
||||||
|
grub_uint32_t codedest;
|
||||||
|
grub_uint32_t codesize;
|
||||||
|
|
||||||
|
file = grub_file_open (imagename);
|
||||||
|
if (! file)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
/* Read the header. */
|
||||||
|
if (grub_file_read (file, (char *) &hibhead, sizeof (hibhead))
|
||||||
|
!=sizeof (hibhead))
|
||||||
|
{
|
||||||
|
grub_file_close (file);
|
||||||
|
return grub_error (GRUB_ERR_READ_ERROR,
|
||||||
|
"cannot read the hibernate header");
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Check the header. */
|
||||||
|
if (hibhead.magic != GRUB_XNU_HIBERNATE_MAGIC)
|
||||||
|
{
|
||||||
|
grub_file_close (file);
|
||||||
|
return grub_error (GRUB_ERR_BAD_OS,
|
||||||
|
"hibernate header has incorrect magic number");
|
||||||
|
}
|
||||||
|
if (hibhead.encoffset)
|
||||||
|
{
|
||||||
|
grub_file_close (file);
|
||||||
|
return grub_error (GRUB_ERR_BAD_OS,
|
||||||
|
"encrypted images aren't supported yet");
|
||||||
|
}
|
||||||
|
|
||||||
|
codedest = hibhead.launchcode_target_page;
|
||||||
|
codedest *= GRUB_XNU_PAGESIZE;
|
||||||
|
codesize = hibhead.launchcode_numpages;
|
||||||
|
codesize *= GRUB_XNU_PAGESIZE;
|
||||||
|
|
||||||
|
/* FIXME: check that codedest..codedest+codesize is available. */
|
||||||
|
|
||||||
|
/* Calculate total size before pages to copy. */
|
||||||
|
total_header_size = hibhead.extmapsize + sizeof (hibhead);
|
||||||
|
|
||||||
|
/* Unload image if any. */
|
||||||
|
if (grub_xnu_hibernate_image)
|
||||||
|
grub_free (grub_xnu_hibernate_image);
|
||||||
|
|
||||||
|
/* Try to allocate necessary space.
|
||||||
|
FIXME: mm isn't good enough yet to handle huge allocations.
|
||||||
|
*/
|
||||||
|
grub_xnu_hibernate_image = buf = grub_malloc (hibhead.image_size);
|
||||||
|
if (! buf)
|
||||||
|
{
|
||||||
|
grub_file_close (file);
|
||||||
|
return grub_error (GRUB_ERR_OUT_OF_MEMORY,
|
||||||
|
"not enough memory to load image");
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Read image. */
|
||||||
|
if (grub_file_seek (file, 0) == (grub_off_t)-1
|
||||||
|
|| grub_file_read (file, buf, hibhead.image_size)
|
||||||
|
!= (grub_ssize_t) hibhead.image_size)
|
||||||
|
{
|
||||||
|
grub_file_close (file);
|
||||||
|
return grub_error (GRUB_ERR_READ_ERROR, "Cannot read resume image.");
|
||||||
|
}
|
||||||
|
grub_file_close (file);
|
||||||
|
|
||||||
|
codetmp = grub_memalign (GRUB_XNU_PAGESIZE, codesize + GRUB_XNU_PAGESIZE);
|
||||||
|
/* Setup variables needed by asm helper. */
|
||||||
|
grub_xnu_heap_will_be_at = codedest;
|
||||||
|
grub_xnu_heap_start = codetmp;
|
||||||
|
grub_xnu_heap_size = codesize;
|
||||||
|
grub_xnu_stack = (codedest + hibhead.stack);
|
||||||
|
grub_xnu_entry_point = (codedest + hibhead.entry_point);
|
||||||
|
grub_xnu_arg1 = (long) buf;
|
||||||
|
|
||||||
|
/* Prepare asm helper. */
|
||||||
|
grub_memcpy (codetmp, ((grub_uint8_t *) buf) + total_header_size, codesize);
|
||||||
|
grub_memcpy (codetmp + codesize, grub_xnu_launcher_start,
|
||||||
|
grub_xnu_launcher_end - grub_xnu_launcher_start);
|
||||||
|
|
||||||
|
/* We're ready now. */
|
||||||
|
grub_loader_set ((grub_err_t (*) (void)) (codetmp + codesize),
|
||||||
|
grub_xnu_resume_unload, 0);
|
||||||
|
|
||||||
|
/* Prevent module from unloading. */
|
||||||
|
grub_xnu_lock ();
|
||||||
|
return GRUB_ERR_NONE;
|
||||||
|
}
|
||||||
3
util/grub-dumpdevtree
Normal file
3
util/grub-dumpdevtree
Normal file
|
|
@ -0,0 +1,3 @@
|
||||||
|
echo "656669{ 6465766963652d70726f70657274696573:"
|
||||||
|
ioreg -lw0 -p IODeviceTree -n efi -r -x |grep device-properties | sed 's/.*<//;s/>.*//;'
|
||||||
|
echo ";}"
|
||||||
|
|
@ -82,6 +82,58 @@ EOF
|
||||||
EOF
|
EOF
|
||||||
done
|
done
|
||||||
;;
|
;;
|
||||||
|
macosx)
|
||||||
|
OSXROOT="`grub-probe --target=drive --device ${DEVICE} 2> /dev/null`"
|
||||||
|
# FIXME: use UUID
|
||||||
|
OSXDISK=disk"`echo ${OSXROOT} | awk -F , '{ print $1 ; }' | sed 's/(hd//;'`"s"`echo ${OSXROOT} | awk -F , '{ print $2 ; }' | sed 's/)//;'`"
|
||||||
|
cat << EOF
|
||||||
|
menuentry "${LONGNAME} (on ${DEVICE})" {
|
||||||
|
set root=${OSXROOT}
|
||||||
|
insmod vbe
|
||||||
|
insmod gfxterm
|
||||||
|
gfxmode="1024x768x32;800x600x32"
|
||||||
|
terminal_output gfxterm
|
||||||
|
do_resume=0
|
||||||
|
if [ /var/vm/sleepimage -nt10 / ]; then
|
||||||
|
if xnu_resume /var/vm/sleepimage; then
|
||||||
|
do_resume=1
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
if [ \$do_resume == 0 ]; then
|
||||||
|
if [ -f /Extra/DSDT.aml ]; then
|
||||||
|
acpi -e /Extra/DSDT.aml
|
||||||
|
fi
|
||||||
|
xnu_kernel /mach_kernel rd=$OSXDISK
|
||||||
|
if [ /System/Library/Extensions.mkext -nt /System/Library/Extensions ]; then
|
||||||
|
xnu_mkext /System/Library/Extensions.mkext
|
||||||
|
else
|
||||||
|
xnu_kextdir /System/Library/Extensions
|
||||||
|
fi
|
||||||
|
if [ -f /Extra/Extensions.mkext ]; then
|
||||||
|
xnu_mkext /Extra/Extensions.mkext
|
||||||
|
fi
|
||||||
|
if [ -d /Extra/Extensions ]; then
|
||||||
|
xnu_kextdir /Extra/Extensions
|
||||||
|
fi
|
||||||
|
if [ -f /Extra/devtree.txt ]; then
|
||||||
|
xnu_devtree /Extra/devtree.txt
|
||||||
|
fi
|
||||||
|
if [ -f /Extra/splash.jpg ]; then
|
||||||
|
insmod jpeg
|
||||||
|
xnu_splash /Extra/splash.jpg
|
||||||
|
fi
|
||||||
|
if [ -f /Extra/splash.png ]; then
|
||||||
|
insmod png
|
||||||
|
xnu_splash /Extra/splash.png
|
||||||
|
fi
|
||||||
|
if [ -f /Extra/splash.tga ]; then
|
||||||
|
insmod tga
|
||||||
|
xnu_splash /Extra/splash.tga
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
}
|
||||||
|
EOF
|
||||||
|
;;
|
||||||
hurd|*)
|
hurd|*)
|
||||||
echo " ${LONGNAME} is not yet supported by grub-mkconfig." >&2
|
echo " ${LONGNAME} is not yet supported by grub-mkconfig." >&2
|
||||||
;;
|
;;
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue