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author | Tom Rini <trini@konsulko.com> | 2017-11-30 18:37:43 +0300 |
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committer | Tom Rini <trini@konsulko.com> | 2017-11-30 18:37:43 +0300 |
commit | 6ea51d286093aa21619cc2a55263caf1e9d5f340 (patch) | |
tree | 3f9bc9a21a1351de300f73ea5b9706e3053ef955 | |
parent | 34dd853ce5f44d34bfb0358c73da2fe9f2a4e5d1 (diff) | |
parent | aa7839b39c2ee77f9ab8c393c56b8d812507dbb7 (diff) | |
download | u-boot-6ea51d286093aa21619cc2a55263caf1e9d5f340.tar.xz |
Merge git://git.denx.de/u-boot-x86
-rw-r--r-- | arch/x86/config.mk | 3 | ||||
-rw-r--r-- | arch/x86/cpu/cpu.c | 4 | ||||
-rw-r--r-- | arch/x86/cpu/qemu/Kconfig | 2 | ||||
-rw-r--r-- | arch/x86/lib/Makefile | 8 | ||||
-rw-r--r-- | arch/x86/lib/bootm.c | 2 | ||||
-rw-r--r-- | arch/x86/lib/div64.c | 113 | ||||
-rw-r--r-- | arch/x86/lib/gcc.c | 29 | ||||
-rw-r--r-- | configs/conga-qeval20-qa3-e3845-internal-uart_defconfig | 1 | ||||
-rw-r--r-- | include/config_distro_bootcmd.h | 4 |
9 files changed, 123 insertions, 43 deletions
diff --git a/arch/x86/config.mk b/arch/x86/config.mk index 8835dcf36f..472ada5490 100644 --- a/arch/x86/config.mk +++ b/arch/x86/config.mk @@ -34,9 +34,6 @@ PLATFORM_RELFLAGS += -ffunction-sections -fvisibility=hidden PLATFORM_LDFLAGS += -Bsymbolic -Bsymbolic-functions PLATFORM_LDFLAGS += -m $(if $(IS_32BIT),elf_i386,elf_x86_64) -LDFLAGS_FINAL += --wrap=__divdi3 --wrap=__udivdi3 -LDFLAGS_FINAL += --wrap=__moddi3 --wrap=__umoddi3 - # This is used in the top-level Makefile which does not include # PLATFORM_LDFLAGS LDFLAGS_EFI_PAYLOAD := -Bsymbolic -Bsymbolic-functions -shared --no-undefined diff --git a/arch/x86/cpu/cpu.c b/arch/x86/cpu/cpu.c index e13786efa5..1c42584e76 100644 --- a/arch/x86/cpu/cpu.c +++ b/arch/x86/cpu/cpu.c @@ -143,8 +143,8 @@ const char *cpu_vendor_name(int vendor) { const char *name; name = "<invalid cpu vendor>"; - if ((vendor < (ARRAY_SIZE(x86_vendor_name))) && - (x86_vendor_name[vendor] != 0)) + if (vendor < ARRAY_SIZE(x86_vendor_name) && + x86_vendor_name[vendor]) name = x86_vendor_name[vendor]; return name; diff --git a/arch/x86/cpu/qemu/Kconfig b/arch/x86/cpu/qemu/Kconfig index da378128fe..81444f3d9e 100644 --- a/arch/x86/cpu/qemu/Kconfig +++ b/arch/x86/cpu/qemu/Kconfig @@ -18,7 +18,7 @@ if QEMU config SYS_CAR_ADDR hex - default 0xd0000 + default 0x10000 config SYS_CAR_SIZE hex diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile index fe00d7573f..7d729ea0f7 100644 --- a/arch/x86/lib/Makefile +++ b/arch/x86/lib/Makefile @@ -18,7 +18,6 @@ obj-$(CONFIG_SEABIOS) += coreboot_table.o obj-y += early_cmos.o obj-$(CONFIG_EFI) += efi/ obj-y += e820.o -obj-y += gcc.o obj-y += init_helpers.o obj-y += interrupts.o obj-y += lpc-uclass.o @@ -49,12 +48,7 @@ endif obj-$(CONFIG_HAVE_FSP) += fsp/ obj-$(CONFIG_SPL_BUILD) += spl.o -extra-$(CONFIG_USE_PRIVATE_LIBGCC) += lib.a - -NORMAL_LIBGCC = $(shell $(CC) $(PLATFORM_CPPFLAGS) -print-libgcc-file-name) -OBJCOPYFLAGS := --prefix-symbols=__normal_ -$(obj)/lib.a: $(NORMAL_LIBGCC) FORCE - $(call if_changed,objcopy) +lib-$(CONFIG_USE_PRIVATE_LIBGCC) += div64.o ifeq ($(CONFIG_$(SPL_)X86_64),) obj-$(CONFIG_EFI_APP) += crt0_ia32_efi.o reloc_ia32_efi.o diff --git a/arch/x86/lib/bootm.c b/arch/x86/lib/bootm.c index ecd4f4e6c6..e548cdbed5 100644 --- a/arch/x86/lib/bootm.c +++ b/arch/x86/lib/bootm.c @@ -109,7 +109,7 @@ static int boot_prep_linux(bootm_headers_t *images) } is_zimage = 1; #if defined(CONFIG_FIT) - } else if (images->fit_uname_os) { + } else if (images->fit_uname_os && is_zimage) { ret = fit_image_get_data(images->fit_hdr_os, images->fit_noffset_os, (const void **)&data, &len); diff --git a/arch/x86/lib/div64.c b/arch/x86/lib/div64.c new file mode 100644 index 0000000000..4efed74037 --- /dev/null +++ b/arch/x86/lib/div64.c @@ -0,0 +1,113 @@ +/* + * This file is copied from the coreboot repository as part of + * the libpayload project: + * + * Copyright 2014 Google Inc. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <common.h> + +union overlay64 { + u64 longw; + struct { + u32 lower; + u32 higher; + } words; +}; + +u64 __ashldi3(u64 num, unsigned int shift) +{ + union overlay64 output; + + output.longw = num; + if (shift >= 32) { + output.words.higher = output.words.lower << (shift - 32); + output.words.lower = 0; + } else { + if (!shift) + return num; + output.words.higher = (output.words.higher << shift) | + (output.words.lower >> (32 - shift)); + output.words.lower = output.words.lower << shift; + } + return output.longw; +} + +u64 __lshrdi3(u64 num, unsigned int shift) +{ + union overlay64 output; + + output.longw = num; + if (shift >= 32) { + output.words.lower = output.words.higher >> (shift - 32); + output.words.higher = 0; + } else { + if (!shift) + return num; + output.words.lower = output.words.lower >> shift | + (output.words.higher << (32 - shift)); + output.words.higher = output.words.higher >> shift; + } + return output.longw; +} + +#define MAX_32BIT_UINT ((((u64)1) << 32) - 1) + +static u64 _64bit_divide(u64 dividend, u64 divider, u64 *rem_p) +{ + u64 result = 0; + + /* + * If divider is zero - let the rest of the system care about the + * exception. + */ + if (!divider) + return 1 / (u32)divider; + + /* As an optimization, let's not use 64 bit division unless we must. */ + if (dividend <= MAX_32BIT_UINT) { + if (divider > MAX_32BIT_UINT) { + result = 0; + if (rem_p) + *rem_p = divider; + } else { + result = (u32)dividend / (u32)divider; + if (rem_p) + *rem_p = (u32)dividend % (u32)divider; + } + return result; + } + + while (divider <= dividend) { + u64 locald = divider; + u64 limit = __lshrdi3(dividend, 1); + int shifts = 0; + + while (locald <= limit) { + shifts++; + locald = locald + locald; + } + result |= __ashldi3(1, shifts); + dividend -= locald; + } + + if (rem_p) + *rem_p = dividend; + + return result; +} + +u64 __udivdi3(u64 num, u64 den) +{ + return _64bit_divide(num, den, NULL); +} + +u64 __umoddi3(u64 num, u64 den) +{ + u64 v = 0; + + _64bit_divide(num, den, &v); + return v; +} diff --git a/arch/x86/lib/gcc.c b/arch/x86/lib/gcc.c deleted file mode 100644 index 3c70d790d4..0000000000 --- a/arch/x86/lib/gcc.c +++ /dev/null @@ -1,29 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2009 coresystems GmbH - * - * SPDX-License-Identifier: GPL-2.0 - */ - -#ifdef __GNUC__ - -/* - * GCC's libgcc handling is quite broken. While the libgcc functions - * are always regparm(0) the code that calls them uses whatever the - * compiler call specifies. Therefore we need a wrapper around those - * functions. See gcc bug PR41055 for more information. - */ -#define WRAP_LIBGCC_CALL(type, name) \ - type __normal_##name(type a, type b) __attribute__((regparm(0))); \ - type __wrap_##name(type a, type b); \ - type __attribute__((no_instrument_function)) \ - __wrap_##name(type a, type b) \ - { return __normal_##name(a, b); } - -WRAP_LIBGCC_CALL(long long, __divdi3) -WRAP_LIBGCC_CALL(unsigned long long, __udivdi3) -WRAP_LIBGCC_CALL(long long, __moddi3) -WRAP_LIBGCC_CALL(unsigned long long, __umoddi3) - -#endif diff --git a/configs/conga-qeval20-qa3-e3845-internal-uart_defconfig b/configs/conga-qeval20-qa3-e3845-internal-uart_defconfig index 59bde05c80..535bfe411d 100644 --- a/configs/conga-qeval20-qa3-e3845-internal-uart_defconfig +++ b/configs/conga-qeval20-qa3-e3845-internal-uart_defconfig @@ -6,6 +6,7 @@ CONFIG_INTERNAL_UART=y CONFIG_DEBUG_UART=y CONFIG_SMP=y CONFIG_HAVE_VGA_BIOS=y +CONFIG_VGA_BIOS_ADDR=0xfffb0000 CONFIG_GENERATE_PIRQ_TABLE=y CONFIG_GENERATE_MP_TABLE=y CONFIG_GENERATE_ACPI_TABLE=y diff --git a/include/config_distro_bootcmd.h b/include/config_distro_bootcmd.h index e0d0034ed3..5c469a23fa 100644 --- a/include/config_distro_bootcmd.h +++ b/include/config_distro_bootcmd.h @@ -91,6 +91,10 @@ #define BOOTEFI_NAME "bootaa64.efi" #elif defined(CONFIG_ARM) #define BOOTEFI_NAME "bootarm.efi" +#elif defined(CONFIG_X86_RUN_32BIT) +#define BOOTEFI_NAME "bootia32.efi" +#elif defined(CONFIG_X86_RUN_64BIT) +#define BOOTEFI_NAME "bootx64.efi" #endif #endif |