On Wed, Feb 15, 2017 at 08:34:15PM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote:
> prepare to drop the efi arch as efi boot up is not arch sepecific
>
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
> ---
> Documentation/boards/efi.rst | 2 +-
> arch/x86/Kconfig | 53 ++++++++++++--
> arch/x86/Makefile | 74 +++++++++++++++++--
> arch/x86/configs/efi_defconfig | 78 ++++++++++++++++++++
> arch/x86/configs/generic_defconfig | 1 +
> arch/x86/include/asm/elf.h | 86 +++++++++++++++-------
> arch/x86/include/asm/io.h | 71 +++++++++---------
> arch/x86/include/asm/types.h | 51 ++++++++-----
> arch/x86/include/asm/unaligned.h | 5 ++
> arch/x86/lib/Makefile | 2 +
> arch/x86/lib/asm-offsets.c | 7 ++
> arch/x86/mach-efi/.gitignore | 2 +
> arch/x86/mach-efi/Makefile | 4 +
> arch/x86/mach-efi/crt0-efi-ia32.S | 76 +++++++++++++++++++
> arch/x86/mach-efi/crt0-efi-x86_64.S | 75 +++++++++++++++++++
> arch/x86/mach-efi/elf_ia32_efi.lds.S | 106 +++++++++++++++++++++++++++
> arch/x86/mach-efi/elf_x86_64_efi.lds.S | 99 +++++++++++++++++++++++++
> arch/x86/mach-efi/include/mach/barebox.lds.h | 0
I think this should be done instead of adding an empty file:
diff --git a/include/asm-generic/barebox.lds.h b/include/asm-generic/barebox.lds.h
index c8a919b928c9..dd2d286d32ec 100644
--- a/include/asm-generic/barebox.lds.h
+++ b/include/asm-generic/barebox.lds.h
@@ -6,7 +6,7 @@
#define STRUCT_ALIGNMENT 32
#define STRUCT_ALIGN() . = ALIGN(STRUCT_ALIGNMENT)
-#if defined CONFIG_X86 || \
+#if defined CONFIG_X86_32 || \
defined CONFIG_ARCH_EP93XX || \
defined CONFIG_ARCH_ZYNQ
#include <mach/barebox.lds.h>
> arch/x86/mach-efi/include/mach/debug_ll.h | 1 +
> arch/x86/mach-efi/reloc_ia32.c | 97 ++++++++++++++++++++++++
> arch/x86/mach-efi/reloc_x86_64.c | 96 ++++++++++++++++++++++++
> commands/Kconfig | 2 +-
> commands/edit.c | 2 +-
> common/memory.c | 2 +-
> drivers/clocksource/Kconfig | 2 +-
> drivers/net/Kconfig | 2 +-
> drivers/of/Kconfig | 2 +-
> drivers/serial/Kconfig | 2 +-
> fs/Kconfig | 4 +-
> include/efi.h | 2 +-
> 30 files changed, 899 insertions(+), 107 deletions(-)
> create mode 100644 arch/x86/configs/efi_defconfig
> rewrite arch/x86/include/asm/elf.h (97%)
> create mode 100644 arch/x86/mach-efi/.gitignore
> create mode 100644 arch/x86/mach-efi/Makefile
> create mode 100644 arch/x86/mach-efi/crt0-efi-ia32.S
> create mode 100644 arch/x86/mach-efi/crt0-efi-x86_64.S
> create mode 100644 arch/x86/mach-efi/elf_ia32_efi.lds.S
> create mode 100644 arch/x86/mach-efi/elf_x86_64_efi.lds.S
> create mode 100644 arch/x86/mach-efi/include/mach/barebox.lds.h
> create mode 100644 arch/x86/mach-efi/include/mach/debug_ll.h
> create mode 100644 arch/x86/mach-efi/reloc_ia32.c
> create mode 100644 arch/x86/mach-efi/reloc_x86_64.c
>
> diff --git a/Documentation/boards/efi.rst b/Documentation/boards/efi.rst
> index b7ad40e47..ecadb3ebb 100644
> --- a/Documentation/boards/efi.rst
> +++ b/Documentation/boards/efi.rst
> @@ -25,7 +25,7 @@ Use the following to build barebox for EFI:
>
> .. code-block:: sh
>
> - export ARCH=efi
> + export ARCH=x86
> make efi_defconfig
> make
>
> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> index 346640dcd..9803f3f95 100644
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig
> @@ -1,9 +1,16 @@
> #
> #
> #
> +config X86
> + bool
> + select HAS_KALLSYMS
> + select GENERIC_FIND_NEXT_BIT
> + default y
> +
> config ARCH_TEXT_BASE
> hex
> default 0x00007c00 if MACH_X86_GENERIC
> + default 0x0 if MACH_EFI_GENERIC
>
> config BOARD_LINKER_SCRIPT
> bool
> @@ -14,17 +21,33 @@ config GENERIC_LINKER_SCRIPT
> default y
> depends on !BOARD_LINKER_SCRIPT
>
> -config X86
> +menu "ARCH specific settings"
> +
> +config 64BIT
> + def_bool y if X86_EFI
> + help
> + Say yes to build a 64-bit binary - formerly known as x86_64
> + Say no to build a 32-bit binary - formerly known as i386.
> +
> + 32-bit support currently does not compile and is not tested
> + due to the lack of hardware.
> +
> +config X86_32
> + def_bool y
> + depends on !64BIT
> +
> +config X86_64
> + def_bool y
> + depends on 64BIT
> +
> +endmenu
> +
> +config X86_BOOTLOADER
> bool
> - select HAS_KALLSYMS
> + select X86_32
> select HAS_MODULES
> select HAVE_CONFIGURABLE_MEMORY_LAYOUT
> select HAVE_CONFIGURABLE_TEXT_BASE
> - select GENERIC_FIND_NEXT_BIT
> - default y
> -
> -config X86_BOOTLOADER
> - bool
>
> choice
> prompt "Select your board"
> @@ -32,14 +55,30 @@ choice
> config MACH_X86_GENERIC
> bool "Generic x86"
> select X86_BOOTLOADER
> + depends on !X86_EFI
> help
> Say Y here if you want barebox to be your BIOS based bootloader
>
> +config MACH_EFI_GENERIC
> + bool "Generic EFI"
> + depends on X86_EFI
> + select HAS_DEBUG_LL
> + help
> + Say Y here if you want barebox to be your EFI based bootloader
> +
> endchoice
>
> choice
> prompt "Bring up type"
>
> + config X86_EFI
> + bool "EFI"
> + select EFI_BOOTUP
> + select EFI_GUID
> + select EFI_DEVICEPATH
> + select PRINTF_UUID
> + select CLOCKSOURCE_EFI
> +
> config X86_BIOS_BRINGUP
> bool "16 bit BIOS"
> help
> diff --git a/arch/x86/Makefile b/arch/x86/Makefile
> index 640c24b62..e837a2df9 100644
> --- a/arch/x86/Makefile
> +++ b/arch/x86/Makefile
> @@ -1,20 +1,47 @@
> KBUILD_DEFCONFIG := generic_defconfig
>
> -CPPFLAGS += -D__X86__ -fno-strict-aliasing
> +CPPFLAGS += -D__X86__
>
> -board-y := x86_generic
> -machine-y := i386
> +board-$(CONFIG_MACH_X86_GENERIC) := x86_generic
>
> TEXT_BASE = $(CONFIG_TEXT_BASE)
>
> -CPPFLAGS += -march=i386 -m32 -DTEXT_BASE=$(TEXT_BASE) \
> +ifeq ($(CONFIG_X86_EFI),y)
> +machine-y := efi
> +CFLAGS += -fpic -fshort-wchar -mno-sse -mno-mmx
> +ifeq ($(CONFIG_X86_32),y)
> + TARGET = efi-app-ia32
> +else
> + TARGET = efi-app-x86_64
> +endif
> +else
> +CPPFLAGS += -fno-strict-aliasing
> +CPPFLAGS += -march=i386 -DTEXT_BASE=$(TEXT_BASE) \
> -fno-unwind-tables -fno-asynchronous-unwind-tables
> -LDFLAGS += -m elf_i386
> +
> +machine-y := i386
> +endif
> +
> +ifeq ($(CONFIG_X86_32),y)
> + UTS_MACHINE := i386
> + biarch := $(call cc-option,-m32)
> + AFLAGS += $(biarch)
> + CFLAGS += $(biarch)
> + CPPFLAGS += $(biarch)
> +else
> + UTS_MACHINE := x86_64
> + AFLAGS += -m64
> + CFLAGS += -m64 -mno-red-zone
> + CPPFLAGS += -m64
> +endif
> +
>
> ifndef CONFIG_MODULES
> # Add cleanup flags
> +ifneq ($(CONFIG_X86_EFI),y)
> CPPFLAGS += -fdata-sections -ffunction-sections
> -LDFLAGS_uboot += -static --gc-sections
> +LDFLAGS_barebox += -static --gc-sections
> +endif
> endif
>
> machdirs := $(patsubst %,arch/x86/mach-%/,$(machine-y))
> @@ -39,13 +66,46 @@ endif
>
> common-y += $(BOARD) $(MACH)
> common-y += arch/x86/lib/
> -common-y += arch/x86/boot/
> common-$(CONFIG_X86_BIOS_BRINGUP) += arch/x86/bios/
>
> # arch/x86/cpu/
>
> +ifeq ($(CONFIG_X86_EFI),y)
> +lds-$(CONFIG_X86_32) := arch/x86/mach-efi/elf_ia32_efi.lds
> +lds-$(CONFIG_X86_64) := arch/x86/mach-efi/elf_x86_64_efi.lds
> +
> +cmd_barebox__ ?= $(LD) $(LDFLAGS) $(LDFLAGS_barebox) -o $@ \
> + -T $(lds-y) \
> + -shared -Bsymbolic -nostdlib -znocombreloc \
> + --start-group $(barebox-common) \
> + --end-group \
> + $(filter-out $(barebox-lds) $(barebox-common) FORCE ,$^)
> +
> +quiet_cmd_efi_image = EFI-IMG $@
> + cmd_efi_image = $(OBJCOPY) -j .text -j .sdata -j .data -j .dynamic \
> + -j .dynsym -j .rel -j .rela -j .reloc -j __barebox_initcalls \
I think you created this from ther version before
71f0587f2049397d86e9eee7983bce623de5fb5e ("efi: include and execute exit
calls"). So this is missing:
-j __barebox_exitcalls \
and below...
> + -j __barebox_cmd -j .barebox_magicvar -j .bbenv.* \
> + --target=$(TARGET) $< $@
> +
> +KBUILD_BINARY := barebox
> +
> +LDFLAGS := --no-undefined
> +
> +barebox.efi: $(KBUILD_BINARY) FORCE
> + $(call if_changed,efi_image)
> +
> +KBUILD_IMAGE := barebox.efi
> +
> +else
> +common-y += arch/x86/boot/
> +
> lds-$(CONFIG_GENERIC_LINKER_SCRIPT) := arch/x86/lib/barebox.lds
> lds-$(CONFIG_BOARD_LINKER_SCRIPT) := $(BOARD)/barebox.lds
>
> +endif
> +
> +LDFLAGS += -m elf_$(UTS_MACHINE)
> +
> +CLEAN_FILES += $(lds-y)
> CLEAN_FILES += arch/x86/lib/barebox.lds barebox.map barebox.S
>
> diff --git a/arch/x86/configs/efi_defconfig b/arch/x86/configs/efi_defconfig
> new file mode 100644
> index 000000000..3f7332258
> --- /dev/null
> +++ b/arch/x86/configs/efi_defconfig
> @@ -0,0 +1,78 @@
> +CONFIG_MMU=y
> +CONFIG_MALLOC_SIZE=0x0
> +CONFIG_MALLOC_TLSF=y
> +CONFIG_HUSH_FANCY_PROMPT=y
> +CONFIG_CMDLINE_EDITING=y
> +CONFIG_AUTO_COMPLETE=y
> +CONFIG_MENU=y
> +# CONFIG_TIMESTAMP is not set
> +CONFIG_BOOTM_SHOW_TYPE=y
> +CONFIG_BOOTM_VERBOSE=y
> +CONFIG_BOOTM_INITRD=y
> +CONFIG_BOOTM_OFTREE=y
> +CONFIG_BLSPEC=y
> +CONFIG_CONSOLE_ACTIVATE_ALL=y
> +CONFIG_PARTITION_DISK_EFI=y
> +CONFIG_DEFAULT_ENVIRONMENT_GENERIC_NEW=y
> +CONFIG_POLLER=y
> +CONFIG_DEBUG_INFO=y
> +CONFIG_DEBUG_LL=y
> +CONFIG_LONGHELP=y
> +CONFIG_CMD_IOMEM=y
> +CONFIG_CMD_MEMINFO=y
> +CONFIG_CMD_GO=y
> +CONFIG_CMD_LOADB=y
> +CONFIG_CMD_RESET=y
> +CONFIG_CMD_UIMAGE=y
> +CONFIG_CMD_PARTITION=y
> +CONFIG_CMD_EXPORT=y
> +CONFIG_CMD_LOADENV=y
> +CONFIG_CMD_PRINTENV=y
> +CONFIG_CMD_MAGICVAR=y
> +CONFIG_CMD_MAGICVAR_HELP=y
> +CONFIG_CMD_SAVEENV=y
> +CONFIG_CMD_FILETYPE=y
> +CONFIG_CMD_LN=y
> +CONFIG_CMD_MD5SUM=y
> +CONFIG_CMD_UNCOMPRESS=y
> +CONFIG_CMD_LET=y
> +CONFIG_CMD_MSLEEP=y
> +CONFIG_CMD_READF=y
> +CONFIG_CMD_SLEEP=y
> +CONFIG_CMD_DHCP=y
> +CONFIG_CMD_HOST=y
> +CONFIG_CMD_PING=y
> +CONFIG_CMD_TFTP=y
> +CONFIG_CMD_ECHO_E=y
> +CONFIG_CMD_EDIT=y
> +CONFIG_CMD_MENU=y
> +CONFIG_CMD_MENUTREE=y
> +CONFIG_CMD_READLINE=y
> +CONFIG_CMD_TIMEOUT=y
> +CONFIG_CMD_CRC=y
> +CONFIG_CMD_CRC_CMP=y
> +CONFIG_CMD_MM=y
> +CONFIG_CMD_DETECT=y
> +CONFIG_CMD_FLASH=y
> +CONFIG_CMD_2048=y
> +CONFIG_CMD_BAREBOX_UPDATE=y
> +CONFIG_CMD_OF_NODE=y
> +CONFIG_CMD_OF_PROPERTY=y
> +CONFIG_CMD_OFTREE=y
> +CONFIG_CMD_TIME=y
> +CONFIG_NET=y
> +CONFIG_NET_NFS=y
> +CONFIG_NET_NETCONSOLE=y
> +CONFIG_DRIVER_SERIAL_EFI_STDIO=y
> +CONFIG_DRIVER_SERIAL_NS16550=y
> +CONFIG_DRIVER_NET_EFI_SNP=y
> +# CONFIG_SPI is not set
> +CONFIG_DISK=y
> +CONFIG_FS_EXT4=y
> +CONFIG_FS_TFTP=y
> +CONFIG_FS_NFS=y
> +CONFIG_FS_EFI=y
> +CONFIG_FS_EFIVARFS=y
> +CONFIG_FS_FAT=y
> +CONFIG_FS_FAT_WRITE=y
> +CONFIG_FS_FAT_LFN=y
> diff --git a/arch/x86/configs/generic_defconfig b/arch/x86/configs/generic_defconfig
> index 5ff7f531e..3b94e02a7 100644
> --- a/arch/x86/configs/generic_defconfig
> +++ b/arch/x86/configs/generic_defconfig
> @@ -1,3 +1,4 @@
> +CONFIG_X86_BIOS_BRINGUP=y
> CONFIG_X86_HDBOOT=y
> CONFIG_STACK_SIZE=0x7000
> CONFIG_EXPERIMENTAL=y
> diff --git a/arch/x86/include/asm/elf.h b/arch/x86/include/asm/elf.h
> dissimilarity index 97%
> index 94a40c624..ddde03518 100644
> --- a/arch/x86/include/asm/elf.h
> +++ b/arch/x86/include/asm/elf.h
> @@ -1,26 +1,60 @@
> -/*
> - * This program 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 2 of
> - * the License, or (at your option) any later version.
> - *
> - * This program is distributed in the hope that it will be useful,
> - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> - * GNU General Public License for more details.
> - *
> - *
> - */
> -
> -/**
> - * @file
> - * @brief x86 specific elf information
> - *
> - */
> -
> -#ifndef _ASM_X86_ELF_H
> -#define _ASM_X86_ELF_H
> -
> -#define ELF_CLASS ELFCLASS32
> -
> -#endif /* _ASM_X86_ELF_H */
> +#ifndef __ASM_SANDBOX_ELF_H__
> +#define __ASM_SANDBOX_ELF_H__
> +
> +#ifdef __i386__
> +
> +typedef struct user_fxsr_struct elf_fpxregset_t;
> +
> +#define R_386_NONE 0
> +#define R_386_32 1
> +#define R_386_PC32 2
> +#define R_386_GOT32 3
> +#define R_386_PLT32 4
> +#define R_386_COPY 5
> +#define R_386_GLOB_DAT 6
> +#define R_386_JMP_SLOT 7
> +#define R_386_RELATIVE 8
> +#define R_386_GOTOFF 9
> +#define R_386_GOTPC 10
> +#define R_386_NUM 11
> +
> +/*
> + * These are used to set parameters in the core dumps.
> + */
> +#define ELF_CLASS ELFCLASS32
> +#define ELF_DATA ELFDATA2LSB
> +#define ELF_ARCH EM_386
> +
> +#else
> +
> +/* x86-64 relocation types */
> +#define R_X86_64_NONE 0 /* No reloc */
> +#define R_X86_64_64 1 /* Direct 64 bit */
> +#define R_X86_64_PC32 2 /* PC relative 32 bit signed */
> +#define R_X86_64_GOT32 3 /* 32 bit GOT entry */
> +#define R_X86_64_PLT32 4 /* 32 bit PLT address */
> +#define R_X86_64_COPY 5 /* Copy symbol at runtime */
> +#define R_X86_64_GLOB_DAT 6 /* Create GOT entry */
> +#define R_X86_64_JUMP_SLOT 7 /* Create PLT entry */
> +#define R_X86_64_RELATIVE 8 /* Adjust by program base */
> +#define R_X86_64_GOTPCREL 9 /* 32 bit signed pc relative
> + offset to GOT */
> +#define R_X86_64_32 10 /* Direct 32 bit zero extended */
> +#define R_X86_64_32S 11 /* Direct 32 bit sign extended */
> +#define R_X86_64_16 12 /* Direct 16 bit zero extended */
> +#define R_X86_64_PC16 13 /* 16 bit sign extended pc relative */
> +#define R_X86_64_8 14 /* Direct 8 bit sign extended */
> +#define R_X86_64_PC8 15 /* 8 bit sign extended pc relative */
> +
> +#define R_X86_64_NUM 16
> +
> +/*
> + * These are used to set parameters in the core dumps.
> + */
> +#define ELF_CLASS ELFCLASS64
> +#define ELF_DATA ELFDATA2LSB
> +#define ELF_ARCH EM_X86_64
> +
> +#endif
> +
> +#endif /* __ASM_SANDBOX_ELF_H__ */
> diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
> index f02051056..df4bc99ec 100644
> --- a/arch/x86/include/asm/io.h
> +++ b/arch/x86/include/asm/io.h
> @@ -12,44 +12,6 @@
>
> #include <asm/byteorder.h>
>
> -#define IO_SPACE_LIMIT 0xffff
> -
> -static inline void outb(unsigned char value, int port)
> -{
> - asm volatile("outb %b0, %w1" : : "a"(value), "Nd"(port));
> -}
> -
> -static inline void outw(unsigned short value, int port)
> -{
> - asm volatile("outw %w0, %w1" : : "a"(value), "Nd"(port));
> -}
> -
> -static inline void outl(unsigned long value, int port)
> -{
> - asm volatile("outl %0, %w1" : : "a"(value), "Nd"(port));
> -}
> -
> -static inline unsigned char inb(int port)
> -{
> - unsigned char value;
> - asm volatile("inb %w1, %b0" : "=a"(value) : "Nd"(port));
> - return value;
> -}
> -
> -static inline unsigned short inw(int port)
> -{
> - unsigned short value;
> - asm volatile("inw %w1, %w0" : "=a"(value) : "Nd"(port));
> - return value;
> -}
> -
> -static inline unsigned long inl(int port)
> -{
> - unsigned long value;
> - asm volatile("inl %w1, %0" : "=a"(value) : "Nd"(port));
> - return value;
> -}
> -
> #define build_mmio_read(name, size, type, reg, barrier) \
> static inline type name(const volatile void *addr) \
> { type ret; asm volatile("mov" size " %1,%0":reg (ret) \
> @@ -68,6 +30,39 @@ build_mmio_write(writeb, "b", unsigned char, "q", :"memory")
> build_mmio_write(writew, "w", unsigned short, "r", :"memory")
> build_mmio_write(writel, "l", unsigned int, "r", :"memory")
>
> +#define BUILDIO(bwl, bw, type) \
> +static inline void out##bwl(unsigned type value, int port) \
> +{ \
> + asm volatile("out" #bwl " %" #bw "0, %w1" \
> + : : "a"(value), "Nd"(port)); \
> +} \
> + \
> +static inline unsigned type in##bwl(int port) \
> +{ \
> + unsigned type value; \
> + asm volatile("in" #bwl " %w1, %" #bw "0" \
> + : "=a"(value) : "Nd"(port)); \
> + return value; \
> +} \
> + \
> +static inline void outs##bwl(int port, const void *addr, unsigned long count) \
> +{ \
> + asm volatile("rep; outs" #bwl \
> + : "+S"(addr), "+c"(count) : "d"(port)); \
> +} \
> + \
> +static inline void ins##bwl(int port, void *addr, unsigned long count) \
> +{ \
> + asm volatile("rep; ins" #bwl \
> + : "+D"(addr), "+c"(count) : "d"(port)); \
> +}
> +
> +BUILDIO(b, b, char)
> +BUILDIO(w, w, short)
> +BUILDIO(l, , int)
> +
> +#define IO_SPACE_LIMIT 0xffff
> +
> /* do a tiny io delay */
> static inline void io_delay(void)
> {
> diff --git a/arch/x86/include/asm/types.h b/arch/x86/include/asm/types.h
> index 7349ba03c..3caac398d 100644
> --- a/arch/x86/include/asm/types.h
> +++ b/arch/x86/include/asm/types.h
> @@ -1,21 +1,29 @@
> +#ifndef __ASM_I386_TYPES_H
> +#define __ASM_I386_TYPES_H
> +
> +#ifndef __ASSEMBLY__
> +
> +#ifdef __x86_64__
> +/*
> + * This is used in dlmalloc. On X86_64 we need it to be
> + * 64 bit
> + */
> +#define INTERNAL_SIZE_T unsigned long
> +
> /*
> - * This program 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 2 of
> - * the License, or (at your option) any later version.
> - *
> - * This program is distributed in the hope that it will be useful,
> - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> - * GNU General Public License for more details.
> - *
> - *
> + * This is a Kconfig variable in the Kernel, but we want to detect
> + * this during compile time, so we set it here.
> */
> +#define CONFIG_PHYS_ADDR_T_64BIT
>
> -#ifndef __ASM_X86_TYPES_H
> -#define __ASM_X86_TYPES_H
> +#endif
>
> -#ifndef __ASSEMBLY__
> +typedef unsigned short umode_t;
> +
> +/*
> + * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
> + * header files exported to user space
> + */
>
> typedef __signed__ char __s8;
> typedef unsigned char __u8;
> @@ -26,8 +34,15 @@ typedef unsigned short __u16;
> typedef __signed__ int __s32;
> typedef unsigned int __u32;
>
> +#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
> typedef __signed__ long long __s64;
> typedef unsigned long long __u64;
> +#endif
> +
> +/*
> + * These aren't exported outside the kernel to avoid name space clashes
> + */
> +#ifdef __KERNEL__
>
> typedef signed char s8;
> typedef unsigned char u8;
> @@ -41,10 +56,10 @@ typedef unsigned int u32;
> typedef signed long long s64;
> typedef unsigned long long u64;
>
> -typedef unsigned short umode_t;
> +#include <asm/bitsperlong.h>
>
> -#include <asm-generic/bitsperlong.h>
> +#endif /* __KERNEL__ */
>
> -#endif /* __ASSEMBLY__ */
> +#endif
>
> -#endif /* __ASM_X86_TYPES_H */
> +#endif
> diff --git a/arch/x86/include/asm/unaligned.h b/arch/x86/include/asm/unaligned.h
> index a7bd416b4..7e38706c5 100644
> --- a/arch/x86/include/asm/unaligned.h
> +++ b/arch/x86/include/asm/unaligned.h
> @@ -8,7 +8,12 @@
> #include <linux/unaligned/access_ok.h>
> #include <linux/unaligned/generic.h>
>
> +#if __BYTE_ORDER == __LITTLE_ENDIAN
> #define get_unaligned __get_unaligned_le
> #define put_unaligned __put_unaligned_le
> +#else
> +#define get_unaligned __get_unaligned_be
> +#define put_unaligned __put_unaligned_be
> +#endif
>
> #endif /* _ASM_X86_UNALIGNED_H */
> diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
> index 6054b9e3f..05e43f0f2 100644
> --- a/arch/x86/lib/Makefile
> +++ b/arch/x86/lib/Makefile
> @@ -1,6 +1,8 @@
> extra-$(CONFIG_GENERIC_LINKER_SCRIPT) += barebox.lds
> +ifneq ($(CONFIG_X86_EFI),y)
> obj-y += memory.o
> obj-y += gdt.o
> +endif
>
> # needed, when running via a 16 bit BIOS
> obj-$(CONFIG_CMD_LINUX16) += linux_start.o
> diff --git a/arch/x86/lib/asm-offsets.c b/arch/x86/lib/asm-offsets.c
> index b1be3e539..0f9c47eaa 100644
> --- a/arch/x86/lib/asm-offsets.c
> +++ b/arch/x86/lib/asm-offsets.c
> @@ -6,6 +6,13 @@
>
> #include <linux/kbuild.h>
>
> +#ifdef CONFIG_EFI_BOOTUP
> +int main(void)
> +{
> + return 0;
> +}
> +#else
> void common(void)
> {
> }
> +#endif
> diff --git a/arch/x86/mach-efi/.gitignore b/arch/x86/mach-efi/.gitignore
> new file mode 100644
> index 000000000..847e31770
> --- /dev/null
> +++ b/arch/x86/mach-efi/.gitignore
> @@ -0,0 +1,2 @@
> +elf_x86_64_efi.lds
> +elf_ia32_efi.lds
> diff --git a/arch/x86/mach-efi/Makefile b/arch/x86/mach-efi/Makefile
> new file mode 100644
> index 000000000..c8a97bae0
> --- /dev/null
> +++ b/arch/x86/mach-efi/Makefile
> @@ -0,0 +1,4 @@
> +obj-$(CONFIG_X86_64) += reloc_x86_64.o crt0-efi-x86_64.o
> +obj-$(CONFIG_X86_32) += reloc_ia32.o crt0-efi-ia32.o
> +extra-$(CONFIG_X86_32) += elf_ia32_efi.lds
> +extra-$(CONFIG_X86_64) += elf_x86_64_efi.lds
> diff --git a/arch/x86/mach-efi/crt0-efi-ia32.S b/arch/x86/mach-efi/crt0-efi-ia32.S
> new file mode 100644
> index 000000000..6f0f2e872
> --- /dev/null
> +++ b/arch/x86/mach-efi/crt0-efi-ia32.S
> @@ -0,0 +1,76 @@
> +/* crt0-efi-ia32.S - x86 EFI startup code.
> + Copyright (C) 1999 Hewlett-Packard Co.
> + Contributed by David Mosberger <davidm@xxxxxxxxxx>.
> +
> + All rights reserved.
> +
> + Redistribution and use in source and binary forms, with or without
> + modification, are permitted provided that the following conditions
> + are met:
> +
> + * Redistributions of source code must retain the above copyright
> + notice, this list of conditions and the following disclaimer.
> + * Redistributions in binary form must reproduce the above
> + copyright notice, this list of conditions and the following
> + disclaimer in the documentation and/or other materials
> + provided with the distribution.
> + * Neither the name of Hewlett-Packard Co. nor the names of its
> + contributors may be used to endorse or promote products derived
> + from this software without specific prior written permission.
> +
> + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
> + CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
> + INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
> + MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
> + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
> + BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
> + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
> + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
> + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
> + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
> + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
> + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
> + SUCH DAMAGE.
> +*/
> +
> + .text
> + .align 4
> +
> + .globl _start
> +_start:
> + pushl %ebp
> + movl %esp,%ebp
> +
> + pushl 12(%ebp) # copy "image" argument
> + pushl 8(%ebp) # copy "systab" argument
> +
> + call 0f
> +0: popl %eax
> + movl %eax,%ebx
> +
> + addl $image_base-0b,%eax # %eax = ldbase
> + addl $_DYNAMIC-0b,%ebx # %ebx = _DYNAMIC
> +
> + pushl %ebx # pass _DYNAMIC as second argument
> + pushl %eax # pass ldbase as first argument
> + call _relocate
> + popl %ebx
> + popl %ebx
> + testl %eax,%eax
> + jne .exit
> +
> + call efi_main # call app with "image" and "systab" argument
> +
> +.exit: leave
> + ret
> +
> + /* hand-craft a dummy .reloc section so EFI knows it's a relocatable executable: */
> +
> + .data
> +dummy: .long 0
> +
> +#define IMAGE_REL_ABSOLUTE 0
> + .section .reloc
> + .long dummy /* Page RVA */
> + .long 10 /* Block Size (2*4+2) */
> + .word (IMAGE_REL_ABSOLUTE<<12) + 0 /* reloc for dummy */
> diff --git a/arch/x86/mach-efi/crt0-efi-x86_64.S b/arch/x86/mach-efi/crt0-efi-x86_64.S
> new file mode 100644
> index 000000000..aa03106e9
> --- /dev/null
> +++ b/arch/x86/mach-efi/crt0-efi-x86_64.S
> @@ -0,0 +1,75 @@
> +/* crt0-efi-x86_64.S - x86_64 EFI startup code.
> + Copyright (C) 1999 Hewlett-Packard Co.
> + Contributed by David Mosberger <davidm@xxxxxxxxxx>.
> + Copyright (C) 2005 Intel Co.
> + Contributed by Fenghua Yu <fenghua.yu@xxxxxxxxx>.
> +
> + All rights reserved.
> +
> + Redistribution and use in source and binary forms, with or without
> + modification, are permitted provided that the following conditions
> + are met:
> +
> + * Redistributions of source code must retain the above copyright
> + notice, this list of conditions and the following disclaimer.
> + * Redistributions in binary form must reproduce the above
> + copyright notice, this list of conditions and the following
> + disclaimer in the documentation and/or other materials
> + provided with the distribution.
> + * Neither the name of Hewlett-Packard Co. nor the names of its
> + contributors may be used to endorse or promote products derived
> + from this software without specific prior written permission.
> +
> + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
> + CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
> + INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
> + MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
> + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
> + BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
> + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
> + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
> + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
> + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
> + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
> + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
> + SUCH DAMAGE.
> +*/
> + .text
> + .align 4
> +
> + .globl _start
> +_start:
> + subq $8, %rsp
> + pushq %rcx
> + pushq %rdx
> +
> +0:
> + lea image_base(%rip), %rdi
> + lea _DYNAMIC(%rip), %rsi
> +
> + popq %rcx
> + popq %rdx
> + pushq %rcx
> + pushq %rdx
> + call _relocate
> +
> + popq %rdi
> + popq %rsi
> +
> + call efi_main
> + addq $8, %rsp
> +
> +.exit:
> + ret
> +
> + /* hand-craft a dummy .reloc section so EFI knows it's a relocatable executable: */
> +
> + .data
> +dummy: .long 0
> +
> +#define IMAGE_REL_ABSOLUTE 0
> + .section .reloc, "a"
> +label1:
> + .long dummy-label1 /* Page RVA */
> + .long 10 /* Block Size (2*4+2) */
> + .word (IMAGE_REL_ABSOLUTE<<12) + 0 /* reloc for dummy */
> diff --git a/arch/x86/mach-efi/elf_ia32_efi.lds.S b/arch/x86/mach-efi/elf_ia32_efi.lds.S
> new file mode 100644
> index 000000000..69f43f554
> --- /dev/null
> +++ b/arch/x86/mach-efi/elf_ia32_efi.lds.S
> @@ -0,0 +1,106 @@
> +#include <asm-generic/barebox.lds.h>
> +
> +OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
> +OUTPUT_ARCH(i386)
> +ENTRY(_start)
> +SECTIONS
> +{
> + . = 0;
> + image_base = .;
> + .hash : { *(.hash) } /* this MUST come first! */
> + . = ALIGN(4096);
> + .text :
> + {
> + _stext = .;
> + _text = .;
> + *(.text)
> + *(.text.*)
> + *(.gnu.linkonce.t.*)
> + }
> +
> + _etext = .;
> +
> + . = ALIGN(4096);
> + .sdata : {
> + *(.got.plt)
> + *(.got)
> + *(.srodata)
> + *(.sdata)
> + *(.sbss)
> + *(.scommon)
> + }
> +
> + . = ALIGN(4096);
> + _sdata = .;
> +
> + .data : {
> + *(.rodata*)
> + *(.data)
> + *(.data1)
> + *(.data.*)
> + *(.sdata)
> + *(.got.plt)
> + *(.got)
> + /* the EFI loader doesn't seem to like a .bss section, so we stick
> + * it all into .data: */
> + *(.sbss)
> + *(.scommon)
> + *(.dynbss)
> + *(.bss)
> + *(COMMON)
> + }
> +
> + . = ALIGN(64);
> +
> + __barebox_initcalls_start = .;
> + __barebox_initcalls : { INITCALLS }
> + __barebox_initcalls_end = .;
> +
> + __barebox_exitcalls_start = .;
> + __barebox_exitcalls : { EXITCALLS }
> + __barebox_exitcalls_end = .;
> +
> + . = ALIGN(64);
> + __barebox_magicvar_start = .;
> + .barebox_magicvar : { BAREBOX_MAGICVARS }
> + __barebox_magicvar_end = .;
> +
> + . = ALIGN(64);
> + __barebox_cmd_start = .;
> + __barebox_cmd : { BAREBOX_CMDS }
> + __barebox_cmd_end = .;
> +
> + . = ALIGN(4096);
> + .dynamic : { *(.dynamic) }
> + . = ALIGN(4096);
> + .rel : {
> + *(.rel.data)
> + *(.rel.data.*)
> + *(.rel.got)
> + *(.rel.stab)
> + *(.data.rel.ro.local)
> + *(.data.rel.local)
> + *(.data.rel.ro)
> + *(.data.rel*)
> + }
> +
> + . = ALIGN(4096);
> + .reloc : /* This is the PECOFF .reloc section! */
> + {
> + *(.reloc)
> + }
> +
> + . = ALIGN(4096);
> + .dynsym : { *(.dynsym) }
> + . = ALIGN(4096);
> + .dynstr : { *(.dynstr) }
> + . = ALIGN(4096);
> + /DISCARD/ :
> + {
> + *(.rel.reloc)
> + *(.eh_frame)
> + *(.note.GNU-stack)
> + }
> +
> + .comment 0 : { *(.comment) }
> +}
> diff --git a/arch/x86/mach-efi/elf_x86_64_efi.lds.S b/arch/x86/mach-efi/elf_x86_64_efi.lds.S
> new file mode 100644
> index 000000000..e1bc2120f
> --- /dev/null
> +++ b/arch/x86/mach-efi/elf_x86_64_efi.lds.S
> @@ -0,0 +1,99 @@
> +#include <asm-generic/barebox.lds.h>
> +
> +/* Same as elf_x86_64_fbsd_efi.lds, except for OUTPUT_FORMAT below - KEEP IN SYNC */
> +
> +OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64", "elf64-x86-64")
> +OUTPUT_ARCH(i386:x86-64)
> +ENTRY(_start)
> +SECTIONS
> +{
> + . = 0;
> + image_base = .;
> + .hash : { *(.hash) } /* this MUST come first! */
> + . = ALIGN(4096);
> + .eh_frame : {
> + *(.eh_frame)
> + }
> +
> + . = ALIGN(4096);
> +
> + .text : {
> + _stext = .;
> + _text = .;
> + *(.text)
> + *(.text.*)
> + *(.gnu.linkonce.t.*)
> + }
> +
> + _etext = .;
> +
> + . = ALIGN(4096);
> +
> + .reloc : {
> + *(.reloc)
> + }
> +
> + . = ALIGN(4096);
> + _sdata = .;
> +
> + .data : {
> + *(.rodata*)
> + *(.got.plt)
> + *(.got)
> + *(.data*)
> + *(.sdata)
> + /* the EFI loader doesn't seem to like a .bss section, so we stick
> + * it all into .data: */
> + *(.sbss)
> + *(.scommon)
> + *(.dynbss)
> + *(.bss)
> + *(COMMON)
> + *(.rel.local)
> + }
> +
> + . = ALIGN(64);
> +
> + __barebox_initcalls_start = .;
> + __barebox_initcalls : { INITCALLS }
> + __barebox_initcalls_end = .;
> +
> + __barebox_exitcalls_start = .;
> + __barebox_exitcalls : { EXITCALLS }
> + __barebox_exitcalls_end = .;
> +
> + . = ALIGN(64);
> + __barebox_magicvar_start = .;
> + .barebox_magicvar : { BAREBOX_MAGICVARS }
> + __barebox_magicvar_end = .;
> +
> + . = ALIGN(64);
> + __barebox_cmd_start = .;
> + __barebox_cmd : { BAREBOX_CMDS }
> + __barebox_cmd_end = .;
> +
> + . = ALIGN(4096);
> + .dynamic : { *(.dynamic) }
> + . = ALIGN(4096);
> +
> + .rela : {
> + *(.rela.data*)
> + *(.rela.barebox*)
> + *(.rela.initcall*)
... and here:
*(.rela.exitcall*)
Regards,
Michael
> + *(.rela.got)
> + *(.rela.stab)
> + }
> +
> + . = ALIGN(4096);
> + .dynsym : { *(.dynsym) }
> + . = ALIGN(4096);
> + .dynstr : { *(.dynstr) }
> + . = ALIGN(4096);
> + .ignored.reloc : {
> + *(.rela.reloc)
> + *(.eh_frame)
> + *(.note.GNU-stack)
> + }
> +
> + .comment 0 : { *(.comment) }
> +}
> diff --git a/arch/x86/mach-efi/include/mach/barebox.lds.h b/arch/x86/mach-efi/include/mach/barebox.lds.h
> new file mode 100644
> index 000000000..e69de29bb
> diff --git a/arch/x86/mach-efi/include/mach/debug_ll.h b/arch/x86/mach-efi/include/mach/debug_ll.h
> new file mode 100644
> index 000000000..e144d86e0
> --- /dev/null
> +++ b/arch/x86/mach-efi/include/mach/debug_ll.h
> @@ -0,0 +1 @@
> +#include <efi/debug_ll.h>
> diff --git a/arch/x86/mach-efi/reloc_ia32.c b/arch/x86/mach-efi/reloc_ia32.c
> new file mode 100644
> index 000000000..46929631e
> --- /dev/null
> +++ b/arch/x86/mach-efi/reloc_ia32.c
> @@ -0,0 +1,97 @@
> +/* reloc_ia32.c - position independent x86 ELF shared object relocator
> + Copyright (C) 1999 Hewlett-Packard Co.
> + Contributed by David Mosberger <davidm@xxxxxxxxxx>.
> +
> + All rights reserved.
> +
> + Redistribution and use in source and binary forms, with or without
> + modification, are permitted provided that the following conditions
> + are met:
> +
> + * Redistributions of source code must retain the above copyright
> + notice, this list of conditions and the following disclaimer.
> + * Redistributions in binary form must reproduce the above
> + copyright notice, this list of conditions and the following
> + disclaimer in the documentation and/or other materials
> + provided with the distribution.
> + * Neither the name of Hewlett-Packard Co. nor the names of its
> + contributors may be used to endorse or promote products derived
> + from this software without specific prior written permission.
> +
> + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
> + CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
> + INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
> + MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
> + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
> + BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
> + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
> + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
> + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
> + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
> + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
> + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
> + SUCH DAMAGE.
> +*/
> +
> +#include <common.h>
> +#include <efi.h>
> +
> +#include <elf.h>
> +
> +efi_status_t _relocate(long ldbase, Elf32_Dyn *dyn, efi_handle_t image, efi_system_table_t *systab)
> +{
> + long relsz = 0, relent = 0;
> + Elf32_Rel *rel = 0;
> + unsigned long *addr;
> + int i;
> +
> + for (i = 0; dyn[i].d_tag != DT_NULL; ++i) {
> + switch (dyn[i].d_tag) {
> + case DT_REL:
> + rel = (Elf32_Rel*)
> + ((unsigned long)dyn[i].d_un.d_ptr
> + + ldbase);
> + break;
> +
> + case DT_RELSZ:
> + relsz = dyn[i].d_un.d_val;
> + break;
> +
> + case DT_RELENT:
> + relent = dyn[i].d_un.d_val;
> + break;
> +
> + case DT_RELA:
> + break;
> +
> + default:
> + break;
> + }
> + }
> +
> + if (!rel && relent == 0)
> + return EFI_SUCCESS;
> +
> + if (!rel || relent == 0)
> + return EFI_LOAD_ERROR;
> +
> + while (relsz > 0) {
> + /* apply the relocs */
> + switch (ELF32_R_TYPE (rel->r_info)) {
> + case R_386_NONE:
> + break;
> +
> + case R_386_RELATIVE:
> + addr = (unsigned long *)
> + (ldbase + rel->r_offset);
> + *addr += ldbase;
> + break;
> +
> + default:
> + break;
> + }
> + rel = (Elf32_Rel*) ((char *) rel + relent);
> + relsz -= relent;
> + }
> + return EFI_SUCCESS;
> +}
> diff --git a/arch/x86/mach-efi/reloc_x86_64.c b/arch/x86/mach-efi/reloc_x86_64.c
> new file mode 100644
> index 000000000..1db72f5db
> --- /dev/null
> +++ b/arch/x86/mach-efi/reloc_x86_64.c
> @@ -0,0 +1,96 @@
> +/* reloc_x86_64.c - position independent x86_64 ELF shared object relocator
> + Copyright (C) 1999 Hewlett-Packard Co.
> + Contributed by David Mosberger <davidm@xxxxxxxxxx>.
> + Copyright (C) 2005 Intel Co.
> + Contributed by Fenghua Yu <fenghua.yu@xxxxxxxxx>.
> +
> + All rights reserved.
> +
> + Redistribution and use in source and binary forms, with or without
> + modification, are permitted provided that the following conditions
> + are met:
> +
> + * Redistributions of source code must retain the above copyright
> + notice, this list of conditions and the following disclaimer.
> + * Redistributions in binary form must reproduce the above
> + copyright notice, this list of conditions and the following
> + disclaimer in the documentation and/or other materials
> + provided with the distribution.
> + * Neither the name of Hewlett-Packard Co. nor the names of its
> + contributors may be used to endorse or promote products derived
> + from this software without specific prior written permission.
> +
> + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
> + CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
> + INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
> + MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
> + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
> + BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
> + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
> + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
> + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
> + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
> + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
> + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
> + SUCH DAMAGE.
> +*/
> +
> +#include <common.h>
> +#include <efi.h>
> +
> +#include <elf.h>
> +
> +efi_status_t _relocate (long ldbase, Elf64_Dyn *dyn, efi_handle_t image, efi_system_table_t *systab)
> +{
> + long relsz = 0, relent = 0;
> + Elf64_Rel *rel = 0;
> + unsigned long *addr;
> + int i;
> +
> + for (i = 0; dyn[i].d_tag != DT_NULL; ++i) {
> + switch (dyn[i].d_tag) {
> + case DT_RELA:
> + rel = (Elf64_Rel*)
> + ((unsigned long)dyn[i].d_un.d_ptr
> + + ldbase);
> + break;
> +
> + case DT_RELASZ:
> + relsz = dyn[i].d_un.d_val;
> + break;
> +
> + case DT_RELAENT:
> + relent = dyn[i].d_un.d_val;
> + break;
> +
> + default:
> + break;
> + }
> + }
> +
> + if (!rel && relent == 0)
> + return EFI_SUCCESS;
> +
> + if (!rel || relent == 0)
> + return EFI_LOAD_ERROR;
> +
> + while (relsz > 0) {
> + /* apply the relocs */
> + switch (ELF64_R_TYPE (rel->r_info)) {
> + case R_X86_64_NONE:
> + break;
> +
> + case R_X86_64_RELATIVE:
> + addr = (unsigned long *)
> + (ldbase + rel->r_offset);
> + *addr += ldbase;
> + break;
> +
> + default:
> + break;
> + }
> + rel = (Elf64_Rel*) ((char *) rel + relent);
> + relsz -= relent;
> + }
> + return EFI_SUCCESS;
> +}
> diff --git a/commands/Kconfig b/commands/Kconfig
> index 21d921268..bc0885c69 100644
> --- a/commands/Kconfig
> +++ b/commands/Kconfig
> @@ -370,7 +370,7 @@ config CMD_BOOTZ
>
> config CMD_LINUX16
> tristate
> - depends on X86
> + depends on X86 && !X86_EFI
> default y if X86
> prompt "linux16"
> help
> diff --git a/commands/edit.c b/commands/edit.c
> index a5415a6e5..696a818d9 100644
> --- a/commands/edit.c
> +++ b/commands/edit.c
> @@ -396,7 +396,7 @@ static int do_edit(int argc, char *argv[])
> * down when we write to the right bottom screen position. Reduce the number
> * of rows by one to work around this.
> */
> - if (IS_ENABLED(CONFIG_ARCH_EFI))
> + if (IS_ENABLED(CONFIG_EFI_BOOTUP))
> screenheight = 24;
> else
> screenheight = 25;
> diff --git a/common/memory.c b/common/memory.c
> index 4725f6e38..ad38b00ec 100644
> --- a/common/memory.c
> +++ b/common/memory.c
> @@ -67,7 +67,7 @@ void mem_malloc_init(void *start, void *end)
> mem_malloc_initialized = 1;
> }
>
> -#if !defined __SANDBOX__ && !defined CONFIG_ARCH_EFI
> +#if !defined __SANDBOX__ && !defined CONFIG_EFI_BOOTUP
> static int mem_malloc_resource(void)
> {
> /*
> diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
> index ae1f10eae..54b05bbf3 100644
> --- a/drivers/clocksource/Kconfig
> +++ b/drivers/clocksource/Kconfig
> @@ -36,7 +36,7 @@ config CLOCKSOURCE_DUMMY_RATE
>
> config CLOCKSOURCE_EFI
> bool
> - depends on ARCH_EFI
> + depends on EFI_BOOTUP
>
> config CLOCKSOURCE_MVEBU
> bool
> diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
> index b723a127f..c3980e78f 100644
> --- a/drivers/net/Kconfig
> +++ b/drivers/net/Kconfig
> @@ -202,7 +202,7 @@ config DRIVER_NET_TAP
>
> config DRIVER_NET_EFI_SNP
> bool "EFI SNP ethernet driver"
> - depends on ARCH_EFI
> + depends on EFI_BOOTUP
>
> config DRIVER_NET_TSE
> depends on NIOS2
> diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
> index d0a62bda9..a1fac0e61 100644
> --- a/drivers/of/Kconfig
> +++ b/drivers/of/Kconfig
> @@ -4,7 +4,7 @@ config OFTREE
>
> config OFTREE_MEM_GENERIC
> depends on OFTREE
> - depends on PPC || ARM || ARCH_EFI || OPENRISC || SANDBOX
> + depends on PPC || ARM || EFI_BOOTUP || OPENRISC || SANDBOX
> def_bool y
>
> config DTC
> diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
> index 4eab437ea..ced30530a 100644
> --- a/drivers/serial/Kconfig
> +++ b/drivers/serial/Kconfig
> @@ -46,7 +46,7 @@ config DRIVER_SERIAL_LINUX_CONSOLE
> bool "linux console driver"
>
> config DRIVER_SERIAL_EFI_STDIO
> - depends on ARCH_EFI
> + depends on EFI_BOOTUP
> bool "EFI stdio driver"
>
> config DRIVER_SERIAL_MPC5XXX
> diff --git a/fs/Kconfig b/fs/Kconfig
> index c7c42acd7..57f2676f4 100644
> --- a/fs/Kconfig
> +++ b/fs/Kconfig
> @@ -42,7 +42,7 @@ config FS_NFS
> prompt "nfs support"
>
> config FS_EFI
> - depends on ARCH_EFI
> + depends on EFI_BOOTUP
> bool
> prompt "EFI filesystem support"
> help
> @@ -50,7 +50,7 @@ config FS_EFI
> by the EFI Firmware via the EFI Simple File System Protocol.
>
> config FS_EFIVARFS
> - depends on ARCH_EFI
> + depends on EFI_BOOTUP
> bool
> prompt "EFI variable filesystem support (efivarfs)"
> help
> diff --git a/include/efi.h b/include/efi.h
> index b2e965bae..fa6fb2782 100644
> --- a/include/efi.h
> +++ b/include/efi.h
> @@ -14,7 +14,7 @@
> #include <linux/string.h>
> #include <linux/types.h>
>
> -#ifdef CONFIG_ARCH_EFI
> +#ifdef CONFIG_EFI_BOOTUP
> #define EFIAPI __attribute__((ms_abi))
> #else
> #define EFIAPI
> --
> 2.11.0
>
>
> _______________________________________________
> barebox mailing list
> barebox@xxxxxxxxxxxxxxxxxxx
> http://lists.infradead.org/mailman/listinfo/barebox
>
--
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Industrial Linux Solutions | http://www.pengutronix.de/ |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 |
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