From fc48ebe6dff059a799c8f85e31ee8dea6c2f77d8 Mon Sep 17 00:00:00 2001 From: Bin Meng Date: Tue, 26 Jun 2018 03:58:55 -0700 Subject: x86: Add scsi command to coreboot and qemu This adds the scsi command to coreboot and qemu, to be in consistent with other x86 targets. Signed-off-by: Bin Meng Reviewed-by: Simon Glass --- arch/x86/cpu/coreboot/Kconfig | 1 + arch/x86/cpu/qemu/Kconfig | 1 + 2 files changed, 2 insertions(+) (limited to 'arch') diff --git a/arch/x86/cpu/coreboot/Kconfig b/arch/x86/cpu/coreboot/Kconfig index fa3b64f2bb..392c258945 100644 --- a/arch/x86/cpu/coreboot/Kconfig +++ b/arch/x86/cpu/coreboot/Kconfig @@ -10,6 +10,7 @@ config SYS_COREBOOT imply MMC_PCI imply MMC_SDHCI imply MMC_SDHCI_SDMA + imply SCSI imply SCSI_AHCI imply SPI_FLASH imply SYS_NS16550 diff --git a/arch/x86/cpu/qemu/Kconfig b/arch/x86/cpu/qemu/Kconfig index 31428dd0a0..fdf558d660 100644 --- a/arch/x86/cpu/qemu/Kconfig +++ b/arch/x86/cpu/qemu/Kconfig @@ -7,6 +7,7 @@ config QEMU select ARCH_EARLY_INIT_R imply AHCI_PCI imply E1000 + imply SCSI imply SCSI_AHCI imply SYS_NS16550 imply USB -- cgit v1.2.3 From 8199a145c40791f0bc272fc016494028cf250195 Mon Sep 17 00:00:00 2001 From: Ivan Gorinov Date: Thu, 21 Jun 2018 21:16:16 -0700 Subject: x86: Use microcode update from device tree for all processors Built without a ROM image with FSP (u-boot.rom), the U-Boot loader applies the microcode update data block encoded in Device Tree to the bootstrap processor but not passed to the other CPUs when multiprocessing is enabled. If the bootstrap processor successfully performs a microcode update from Device Tree, use the same data block for the other processors. Signed-off-by: Ivan Gorinov Reviewed-by: Bin Meng [bmeng: fixed build errors on edison and qemu-x86] Signed-off-by: Bin Meng --- arch/x86/cpu/intel_common/car.S | 2 ++ arch/x86/cpu/intel_common/microcode.c | 10 +++++++--- arch/x86/include/asm/microcode.h | 1 + arch/x86/lib/fsp/fsp_car.S | 4 +++- 4 files changed, 13 insertions(+), 4 deletions(-) (limited to 'arch') diff --git a/arch/x86/cpu/intel_common/car.S b/arch/x86/cpu/intel_common/car.S index fe8dfbc9ca..52a77bb2d1 100644 --- a/arch/x86/cpu/intel_common/car.S +++ b/arch/x86/cpu/intel_common/car.S @@ -239,4 +239,6 @@ _dt_ucode_base_size: .globl ucode_base ucode_base: /* Declared in microcode.h */ .long 0 /* microcode base */ +.globl ucode_size +ucode_size: /* Declared in microcode.h */ .long 0 /* microcode size */ diff --git a/arch/x86/cpu/intel_common/microcode.c b/arch/x86/cpu/intel_common/microcode.c index 11b1ec8955..c7a539d281 100644 --- a/arch/x86/cpu/intel_common/microcode.c +++ b/arch/x86/cpu/intel_common/microcode.c @@ -43,8 +43,6 @@ static int microcode_decode_node(const void *blob, int node, update->data = fdt_getprop(blob, node, "data", &update->size); if (!update->data) return -ENOENT; - update->data += UCODE_HEADER_LEN; - update->size -= UCODE_HEADER_LEN; update->header_version = fdtdec_get_int(blob, node, "intel,header-version", 0); @@ -124,6 +122,7 @@ static void microcode_read_cpu(struct microcode_update *cpu) int microcode_update_intel(void) { struct microcode_update cpu, update; + ulong address; const void *blob = gd->fdt_blob; int skipped; int count; @@ -167,7 +166,8 @@ int microcode_update_intel(void) skipped++; continue; } - wrmsr(MSR_IA32_UCODE_WRITE, (ulong)update.data, 0); + address = (ulong)update.data + UCODE_HEADER_LEN; + wrmsr(MSR_IA32_UCODE_WRITE, address, 0); rev = microcode_read_rev(); debug("microcode: updated to revision 0x%x date=%04x-%02x-%02x\n", rev, update.date_code & 0xffff, @@ -178,5 +178,9 @@ int microcode_update_intel(void) return -EFAULT; } count++; + if (!ucode_base) { + ucode_base = (ulong)update.data; + ucode_size = update.size; + } } while (1); } diff --git a/arch/x86/include/asm/microcode.h b/arch/x86/include/asm/microcode.h index f7b32a5eb1..4ab7504931 100644 --- a/arch/x86/include/asm/microcode.h +++ b/arch/x86/include/asm/microcode.h @@ -10,6 +10,7 @@ /* This is a declaration for ucode_base in start.S */ extern u32 ucode_base; +extern u32 ucode_size; /** * microcode_update_intel() - Apply microcode updates diff --git a/arch/x86/lib/fsp/fsp_car.S b/arch/x86/lib/fsp/fsp_car.S index 549d863070..48edc8362a 100644 --- a/arch/x86/lib/fsp/fsp_car.S +++ b/arch/x86/lib/fsp/fsp_car.S @@ -102,8 +102,10 @@ temp_ram_init_params: _dt_ucode_base_size: /* These next two fields are filled in by ifdtool */ .globl ucode_base -ucode_base: /* Declared in micrcode.h */ +ucode_base: /* Declared in microcode.h */ .long 0 /* microcode base */ +.globl ucode_size +ucode_size: /* Declared in microcode.h */ .long 0 /* microcode size */ .long CONFIG_SYS_MONITOR_BASE /* code region base */ .long CONFIG_SYS_MONITOR_LEN /* code region size */ -- cgit v1.2.3 From abe47ca728f5b22d1ec9fcf609e00b331c4d5273 Mon Sep 17 00:00:00 2001 From: Bin Meng Date: Wed, 27 Jun 2018 20:38:01 -0700 Subject: x86: efi_loader: Build EFI memory map per E820 table On x86 traditional E820 table is used to pass the memory information to kernel. With EFI loader we can build the EFI memory map from it. Signed-off-by: Bin Meng Reviewed-by: Simon Glass --- arch/x86/lib/e820.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) (limited to 'arch') diff --git a/arch/x86/lib/e820.c b/arch/x86/lib/e820.c index 9a9ec991ca..8b34f677d9 100644 --- a/arch/x86/lib/e820.c +++ b/arch/x86/lib/e820.c @@ -4,6 +4,7 @@ */ #include +#include #include DECLARE_GLOBAL_DATA_PTR; @@ -34,3 +35,41 @@ __weak unsigned int install_e820_map(unsigned int max_entries, return 4; } + +#if defined(CONFIG_EFI_LOADER) && !defined(CONFIG_SPL_BUILD) +void efi_add_known_memory(void) +{ + struct e820_entry e820[E820MAX]; + unsigned int i, num; + u64 start, pages; + int type; + + num = install_e820_map(ARRAY_SIZE(e820), e820); + + for (i = 0; i < num; ++i) { + start = e820[i].addr; + pages = ALIGN(e820[i].size, EFI_PAGE_SIZE) >> EFI_PAGE_SHIFT; + + switch (e820[i].type) { + case E820_RAM: + type = EFI_CONVENTIONAL_MEMORY; + break; + case E820_RESERVED: + type = EFI_RESERVED_MEMORY_TYPE; + break; + case E820_ACPI: + type = EFI_ACPI_RECLAIM_MEMORY; + break; + case E820_NVS: + type = EFI_ACPI_MEMORY_NVS; + break; + case E820_UNUSABLE: + default: + type = EFI_UNUSABLE_MEMORY; + break; + } + + efi_add_memory_map(start, pages, type, false); + } +} +#endif /* defined(EFI_LOADER) && !defined(CONFIG_SPL_BUILD) */ -- cgit v1.2.3