diff options
author | Alexander Graf <agraf@suse.de> | 2016-08-19 01:23:23 +0200 |
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committer | Alexander Graf <agraf@suse.de> | 2016-10-19 09:01:50 +0200 |
commit | 4b6dddc294a58fd9010926719e5c907beebf9b4d (patch) | |
tree | 12dcf54178aaba6693c03dc2fe58386d09567550 /arch/x86/lib/smbios.c | |
parent | 1befb38b868248dda4e84a57aa779f7e8c0b85c0 (diff) |
x86: Move smbios generation into arch independent directory
We will need the SMBIOS generation function on ARM as well going forward,
so let's move it into a non arch specific location.
Signed-off-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/x86/lib/smbios.c')
-rw-r--r-- | arch/x86/lib/smbios.c | 269 |
1 files changed, 0 insertions, 269 deletions
diff --git a/arch/x86/lib/smbios.c b/arch/x86/lib/smbios.c deleted file mode 100644 index 9f3055020b..0000000000 --- a/arch/x86/lib/smbios.c +++ /dev/null @@ -1,269 +0,0 @@ -/* - * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com> - * - * Adapted from coreboot src/arch/x86/smbios.c - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <version.h> -#include <asm/cpu.h> -#include <asm/smbios.h> -#include <asm/tables.h> - -DECLARE_GLOBAL_DATA_PTR; - -/** - * smbios_add_string() - add a string to the string area - * - * This adds a string to the string area which is appended directly after - * the formatted portion of an SMBIOS structure. - * - * @start: string area start address - * @str: string to add - * @return: string number in the string area - */ -static int smbios_add_string(char *start, const char *str) -{ - int i = 1; - char *p = start; - - for (;;) { - if (!*p) { - strcpy(p, str); - p += strlen(str); - *p++ = '\0'; - *p++ = '\0'; - - return i; - } - - if (!strcmp(p, str)) - return i; - - p += strlen(p) + 1; - i++; - } -} - -/** - * smbios_string_table_len() - compute the string area size - * - * This computes the size of the string area including the string terminator. - * - * @start: string area start address - * @return: string area size - */ -static int smbios_string_table_len(char *start) -{ - char *p = start; - int i, len = 0; - - while (*p) { - i = strlen(p) + 1; - p += i; - len += i; - } - - return len + 1; -} - -static int smbios_write_type0(u32 *current, int handle) -{ - struct smbios_type0 *t = (struct smbios_type0 *)*current; - int len = sizeof(struct smbios_type0); - - memset(t, 0, sizeof(struct smbios_type0)); - fill_smbios_header(t, SMBIOS_BIOS_INFORMATION, len, 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); - t->bios_rom_size = (CONFIG_ROM_SIZE / 65536) - 1; - 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 - t->bios_characteristics_ext2 = BIOS_CHARACTERISTICS_EXT2_TARGET; - t->bios_major_release = 0xff; - t->bios_minor_release = 0xff; - t->ec_major_release = 0xff; - t->ec_minor_release = 0xff; - - len = t->length + smbios_string_table_len(t->eos); - *current += len; - - return len; -} - -static int smbios_write_type1(u32 *current, int handle) -{ - struct smbios_type1 *t = (struct smbios_type1 *)*current; - int len = sizeof(struct smbios_type1); - - memset(t, 0, sizeof(struct smbios_type1)); - fill_smbios_header(t, SMBIOS_SYSTEM_INFORMATION, len, handle); - t->manufacturer = smbios_add_string(t->eos, CONFIG_SMBIOS_MANUFACTURER); - t->product_name = smbios_add_string(t->eos, CONFIG_SMBIOS_PRODUCT_NAME); - - len = t->length + smbios_string_table_len(t->eos); - *current += len; - - return len; -} - -static int smbios_write_type2(u32 *current, int handle) -{ - struct smbios_type2 *t = (struct smbios_type2 *)*current; - int len = sizeof(struct smbios_type2); - - memset(t, 0, sizeof(struct smbios_type2)); - fill_smbios_header(t, SMBIOS_BOARD_INFORMATION, len, handle); - t->manufacturer = smbios_add_string(t->eos, CONFIG_SMBIOS_MANUFACTURER); - t->product_name = smbios_add_string(t->eos, CONFIG_SMBIOS_PRODUCT_NAME); - t->feature_flags = SMBIOS_BOARD_FEATURE_HOSTING; - t->board_type = SMBIOS_BOARD_MOTHERBOARD; - - len = t->length + smbios_string_table_len(t->eos); - *current += len; - - return len; -} - -static int smbios_write_type3(u32 *current, int handle) -{ - struct smbios_type3 *t = (struct smbios_type3 *)*current; - int len = sizeof(struct smbios_type3); - - memset(t, 0, sizeof(struct smbios_type3)); - fill_smbios_header(t, SMBIOS_SYSTEM_ENCLOSURE, len, handle); - t->manufacturer = smbios_add_string(t->eos, CONFIG_SMBIOS_MANUFACTURER); - t->chassis_type = SMBIOS_ENCLOSURE_DESKTOP; - t->bootup_state = SMBIOS_STATE_SAFE; - t->power_supply_state = SMBIOS_STATE_SAFE; - t->thermal_state = SMBIOS_STATE_SAFE; - t->security_status = SMBIOS_SECURITY_NONE; - - len = t->length + smbios_string_table_len(t->eos); - *current += len; - - return len; -} - -static int smbios_write_type4(u32 *current, int handle) -{ - struct smbios_type4 *t = (struct smbios_type4 *)*current; - int len = sizeof(struct smbios_type4); - const char *vendor; - char *name; - char processor_name[CPU_MAX_NAME_LEN]; - struct cpuid_result res; - - memset(t, 0, sizeof(struct smbios_type4)); - fill_smbios_header(t, SMBIOS_PROCESSOR_INFORMATION, len, handle); - t->processor_type = SMBIOS_PROCESSOR_TYPE_CENTRAL; - t->processor_family = gd->arch.x86; - vendor = cpu_vendor_name(gd->arch.x86_vendor); - t->processor_manufacturer = smbios_add_string(t->eos, vendor); - res = cpuid(1); - t->processor_id[0] = res.eax; - t->processor_id[1] = res.edx; - name = cpu_get_name(processor_name); - t->processor_version = smbios_add_string(t->eos, name); - t->status = SMBIOS_PROCESSOR_STATUS_ENABLED; - t->processor_upgrade = SMBIOS_PROCESSOR_UPGRADE_NONE; - t->l1_cache_handle = 0xffff; - t->l2_cache_handle = 0xffff; - t->l3_cache_handle = 0xffff; - t->processor_family2 = t->processor_family; - - len = t->length + smbios_string_table_len(t->eos); - *current += len; - - return len; -} - -static int smbios_write_type32(u32 *current, int handle) -{ - struct smbios_type32 *t = (struct smbios_type32 *)*current; - int len = sizeof(struct smbios_type32); - - memset(t, 0, sizeof(struct smbios_type32)); - fill_smbios_header(t, SMBIOS_SYSTEM_BOOT_INFORMATION, len, handle); - - *current += len; - - return len; -} - -static int smbios_write_type127(u32 *current, int handle) -{ - struct smbios_type127 *t = (struct smbios_type127 *)*current; - int len = sizeof(struct smbios_type127); - - memset(t, 0, sizeof(struct smbios_type127)); - fill_smbios_header(t, SMBIOS_END_OF_TABLE, len, handle); - - *current += len; - - return len; -} - -static smbios_write_type smbios_write_funcs[] = { - smbios_write_type0, - smbios_write_type1, - smbios_write_type2, - smbios_write_type3, - smbios_write_type4, - smbios_write_type32, - smbios_write_type127 -}; - -u32 write_smbios_table(u32 addr) -{ - struct smbios_entry *se; - u32 tables; - int len = 0; - int max_struct_size = 0; - int handle = 0; - char *istart; - int isize; - int i; - - /* 16 byte align the table address */ - addr = ALIGN(addr, 16); - - se = (struct smbios_entry *)addr; - memset(se, 0, sizeof(struct smbios_entry)); - - addr += sizeof(struct smbios_entry); - addr = ALIGN(addr, 16); - tables = addr; - - /* populate minimum required tables */ - for (i = 0; i < ARRAY_SIZE(smbios_write_funcs); i++) { - int tmp = smbios_write_funcs[i](&addr, handle++); - max_struct_size = max(max_struct_size, tmp); - len += tmp; - } - - memcpy(se->anchor, "_SM_", 4); - se->length = sizeof(struct smbios_entry); - se->major_ver = SMBIOS_MAJOR_VER; - se->minor_ver = SMBIOS_MINOR_VER; - se->max_struct_size = max_struct_size; - memcpy(se->intermediate_anchor, "_DMI_", 5); - se->struct_table_length = len; - se->struct_table_address = tables; - se->struct_count = handle; - - /* calculate checksums */ - istart = (char *)se + SMBIOS_INTERMEDIATE_OFFSET; - isize = sizeof(struct smbios_entry) - SMBIOS_INTERMEDIATE_OFFSET; - se->intermediate_checksum = table_compute_checksum(istart, isize); - se->checksum = table_compute_checksum(se, sizeof(struct smbios_entry)); - - return addr; -} |