diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Kconfig | 4 | ||||
| -rw-r--r-- | lib/efi_loader/Makefile | 1 | ||||
| -rw-r--r-- | lib/efi_loader/efi_smbios.c | 32 | ||||
| -rw-r--r-- | lib/smbios.c | 6 |
4 files changed, 41 insertions, 2 deletions
diff --git a/lib/Kconfig b/lib/Kconfig index 4c098c064e..b16062fbe3 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -164,12 +164,12 @@ config FDT_FIXUP_PARTITIONS variable. menu "System tables" - depends on !EFI && !SYS_COREBOOT + depends on (!EFI && !SYS_COREBOOT) || (ARM && EFI_LOADER) config GENERATE_SMBIOS_TABLE bool "Generate an SMBIOS (System Management BIOS) table" default y - depends on X86 + depends on X86 || EFI_LOADER help The System Management BIOS (SMBIOS) specification addresses how motherboard and system vendors present management information about diff --git a/lib/efi_loader/Makefile b/lib/efi_loader/Makefile index 2a3849e31b..12159dd5ce 100644 --- a/lib/efi_loader/Makefile +++ b/lib/efi_loader/Makefile @@ -12,3 +12,4 @@ obj-y += efi_memory.o obj-$(CONFIG_LCD) += efi_gop.o obj-$(CONFIG_PARTITIONS) += efi_disk.o obj-$(CONFIG_NET) += efi_net.o +obj-$(CONFIG_GENERATE_SMBIOS_TABLE) += efi_smbios.o diff --git a/lib/efi_loader/efi_smbios.c b/lib/efi_loader/efi_smbios.c new file mode 100644 index 0000000000..ac412e7362 --- /dev/null +++ b/lib/efi_loader/efi_smbios.c @@ -0,0 +1,32 @@ +/* + * EFI application tables support + * + * Copyright (c) 2016 Alexander Graf + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <efi_loader.h> +#include <inttypes.h> +#include <smbios.h> + +static const efi_guid_t smbios_guid = SMBIOS_TABLE_GUID; + +void efi_smbios_register(void) +{ + /* Map within the low 32 bits, to allow for 32bit SMBIOS tables */ + uint64_t dmi = 0xffffffff; + /* Reserve 4kb for SMBIOS */ + uint64_t pages = 1; + int memtype = EFI_RUNTIME_SERVICES_DATA; + + if (efi_allocate_pages(1, memtype, pages, &dmi) != EFI_SUCCESS) + return; + + /* Generate SMBIOS tables */ + write_smbios_table(dmi); + + /* And expose them to our EFI payload */ + efi_install_configuration_table(&smbios_guid, (void*)(uintptr_t)dmi); +} diff --git a/lib/smbios.c b/lib/smbios.c index 09a90cae83..237f5f05fd 100644 --- a/lib/smbios.c +++ b/lib/smbios.c @@ -83,14 +83,20 @@ static int smbios_write_type0(uintptr_t *current, int handle) t->vendor = smbios_add_string(t->eos, "U-Boot"); t->bios_ver = smbios_add_string(t->eos, PLAIN_VERSION); t->bios_release_date = smbios_add_string(t->eos, U_BOOT_DMI_DATE); +#ifdef CONFIG_ROM_SIZE t->bios_rom_size = (CONFIG_ROM_SIZE / 65536) - 1; +#endif t->bios_characteristics = BIOS_CHARACTERISTICS_PCI_SUPPORTED | BIOS_CHARACTERISTICS_SELECTABLE_BOOT | BIOS_CHARACTERISTICS_UPGRADEABLE; #ifdef CONFIG_GENERATE_ACPI_TABLE t->bios_characteristics_ext1 = BIOS_CHARACTERISTICS_EXT1_ACPI; #endif +#ifdef CONFIG_EFI_LOADER + t->bios_characteristics_ext1 |= BIOS_CHARACTERISTICS_EXT1_UEFI; +#endif t->bios_characteristics_ext2 = BIOS_CHARACTERISTICS_EXT2_TARGET; + t->bios_major_release = 0xff; t->bios_minor_release = 0xff; t->ec_major_release = 0xff; |