coreboot-kgpe-d16/payloads/libpayload/include/coreboot_tables.h

401 lines
8.9 KiB
C

/*
* This file is part of the libpayload project.
*
* Copyright (C) 2008 Advanced Micro Devices, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, 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.
*/
#ifndef _COREBOOT_TABLES_H
#define _COREBOOT_TABLES_H
#include <arch/types.h>
#include <ipchksum.h>
enum {
CB_TAG_UNUSED = 0x0000,
CB_TAG_MEMORY = 0x0001,
CB_TAG_HWRPB = 0x0002,
CB_TAG_MAINBOARD = 0x0003,
CB_TAG_VERSION = 0x0004,
CB_TAG_EXTRA_VERSION = 0x0005,
CB_TAG_BUILD = 0x0006,
CB_TAG_COMPILE_TIME = 0x0007,
CB_TAG_COMPILE_BY = 0x0008,
CB_TAG_COMPILE_HOST = 0x0009,
CB_TAG_COMPILE_DOMAIN = 0x000a,
CB_TAG_COMPILER = 0x000b,
CB_TAG_LINKER = 0x000c,
CB_TAG_ASSEMBLER = 0x000d,
CB_TAG_SERIAL = 0x000f,
CB_TAG_CONSOLE = 0x0010,
CB_TAG_FORWARD = 0x0011,
CB_TAG_FRAMEBUFFER = 0x0012,
CB_TAG_GPIO = 0x0013,
CB_TAG_TIMESTAMPS = 0x0016,
CB_TAG_CBMEM_CONSOLE = 0x0017,
CB_TAG_MRC_CACHE = 0x0018,
CB_TAG_VBNV = 0x0019,
CB_TAG_VBOOT_HANDOFF = 0x0020, /* deprecated */
CB_TAG_X86_ROM_MTRR = 0x0021,
CB_TAG_DMA = 0x0022,
CB_TAG_RAM_OOPS = 0x0023,
CB_TAG_ACPI_GNVS = 0x0024,
CB_TAG_BOARD_ID = 0x0025,
CB_TAG_VERSION_TIMESTAMP = 0x0026,
CB_TAG_WIFI_CALIBRATION = 0x0027,
CB_TAG_RAM_CODE = 0x0028,
CB_TAG_SPI_FLASH = 0x0029,
CB_TAG_SERIALNO = 0x002a,
CB_TAG_MTC = 0x002b,
CB_TAG_VPD = 0x002c,
CB_TAG_SKU_ID = 0x002d,
CB_TAG_BOOT_MEDIA_PARAMS = 0x0030,
CB_TAG_CBMEM_ENTRY = 0x0031,
CB_TAG_TSC_INFO = 0x0032,
CB_TAG_MAC_ADDRS = 0x0033,
CB_TAG_VBOOT_WORKBUF = 0x0034,
CB_TAG_MMC_INFO = 0x0035,
CB_TAG_TCPA_LOG = 0x0036,
CB_TAG_FMAP = 0x0037,
CB_TAG_CMOS_OPTION_TABLE = 0x00c8,
CB_TAG_OPTION = 0x00c9,
CB_TAG_OPTION_ENUM = 0x00ca,
CB_TAG_OPTION_DEFAULTS = 0x00cb,
CB_TAG_OPTION_CHECKSUM = 0x00cc,
};
struct cbuint64 {
u32 lo;
u32 hi;
};
struct cb_header {
u8 signature[4];
u32 header_bytes;
u32 header_checksum;
u32 table_bytes;
u32 table_checksum;
u32 table_entries;
};
struct cb_record {
u32 tag;
u32 size;
};
struct cb_memory_range {
struct cbuint64 start;
struct cbuint64 size;
u32 type;
};
#define CB_MEM_RAM 1
#define CB_MEM_RESERVED 2
#define CB_MEM_ACPI 3
#define CB_MEM_NVS 4
#define CB_MEM_UNUSABLE 5
#define CB_MEM_VENDOR_RSVD 6
#define CB_MEM_TABLE 16
struct cb_memory {
u32 tag;
u32 size;
struct cb_memory_range map[0];
};
struct cb_hwrpb {
u32 tag;
u32 size;
u64 hwrpb;
};
struct cb_mainboard {
u32 tag;
u32 size;
u8 vendor_idx;
u8 part_number_idx;
u8 strings[0];
};
struct cb_string {
u32 tag;
u32 size;
u8 string[0];
};
struct cb_serial {
u32 tag;
u32 size;
#define CB_SERIAL_TYPE_IO_MAPPED 1
#define CB_SERIAL_TYPE_MEMORY_MAPPED 2
u32 type;
u32 baseaddr;
u32 baud;
u32 regwidth;
/* Crystal or input frequency to the chip containing the UART.
* Provide the board specific details to allow the payload to
* initialize the chip containing the UART and make independent
* decisions as to which dividers to select and their values
* to eventually arrive at the desired console baud-rate. */
u32 input_hertz;
/* UART PCI address: bus, device, function
* 1 << 31 - Valid bit, PCI UART in use
* Bus << 20
* Device << 15
* Function << 12
*/
u32 uart_pci_addr;
};
struct cb_console {
u32 tag;
u32 size;
u16 type;
};
#define CB_TAG_CONSOLE_SERIAL8250 0
#define CB_TAG_CONSOLE_VGA 1 // OBSOLETE
#define CB_TAG_CONSOLE_BTEXT 2 // OBSOLETE
#define CB_TAG_CONSOLE_LOGBUF 3 // OBSOLETE
#define CB_TAG_CONSOLE_SROM 4 // OBSOLETE
#define CB_TAG_CONSOLE_EHCI 5
struct cb_forward {
u32 tag;
u32 size;
u64 forward;
};
/* Panel orientation, matches drm_connector.h in the Linux kernel. */
enum cb_fb_orientation {
CB_FB_ORIENTATION_NORMAL = 0,
CB_FB_ORIENTATION_BOTTOM_UP = 1,
CB_FB_ORIENTATION_LEFT_UP = 2,
CB_FB_ORIENTATION_RIGHT_UP = 3,
};
struct cb_framebuffer {
u32 tag;
u32 size;
u64 physical_address;
u32 x_resolution;
u32 y_resolution;
u32 bytes_per_line;
u8 bits_per_pixel;
u8 red_mask_pos;
u8 red_mask_size;
u8 green_mask_pos;
u8 green_mask_size;
u8 blue_mask_pos;
u8 blue_mask_size;
u8 reserved_mask_pos;
u8 reserved_mask_size;
u8 orientation;
};
#define CB_GPIO_ACTIVE_LOW 0
#define CB_GPIO_ACTIVE_HIGH 1
#define CB_GPIO_MAX_NAME_LENGTH 16
struct cb_gpio {
u32 port;
u32 polarity;
u32 value;
u8 name[CB_GPIO_MAX_NAME_LENGTH];
};
struct cb_gpios {
u32 tag;
u32 size;
u32 count;
struct cb_gpio gpios[0];
};
struct lb_range {
uint32_t tag;
uint32_t size;
uint64_t range_start;
uint32_t range_size;
};
struct cb_cbmem_tab {
uint32_t tag;
uint32_t size;
uint64_t cbmem_tab;
};
struct cb_x86_rom_mtrr {
uint32_t tag;
uint32_t size;
/* The variable range MTRR index covering the ROM. If one wants to
* enable caching the ROM, the variable MTRR needs to be set to
* write-protect. To disable the caching after enabling set the
* type to uncacheable. */
uint32_t index;
};
struct cb_strapping_id {
uint32_t tag;
uint32_t size;
uint32_t id_code;
};
struct cb_spi_flash {
uint32_t tag;
uint32_t size;
uint32_t flash_size;
uint32_t sector_size;
uint32_t erase_cmd;
};
struct cb_boot_media_params {
uint32_t tag;
uint32_t size;
/* offsets are relative to start of boot media */
uint64_t fmap_offset;
uint64_t cbfs_offset;
uint64_t cbfs_size;
uint64_t boot_media_size;
};
struct cb_tsc_info {
uint32_t tag;
uint32_t size;
uint32_t freq_khz;
};
struct mac_address {
uint8_t mac_addr[6];
uint8_t pad[2]; /* Pad it to 8 bytes to keep it simple. */
};
struct cb_macs {
uint32_t tag;
uint32_t size;
uint32_t count;
struct mac_address mac_addrs[0];
};
struct cb_mmc_info {
uint32_t tag;
uint32_t size;
/*
* Passes the early mmc status to payload to indicate if firmware
* successfully sent CMD0, CMD1 to the card or not. In case of
* success, the payload can skip the first step of the initialization
* sequence which is to send CMD0, and instead start by sending CMD1
* as described in Jedec Standard JESD83-B1 section 6.4.3.
* passes 1 on success
*/
int32_t early_cmd1_status;
};
#define CB_MAX_SERIALNO_LENGTH 32
struct cb_cmos_option_table {
u32 tag;
u32 size;
u32 header_length;
};
#define CB_CMOS_MAX_NAME_LENGTH 32
struct cb_cmos_entries {
u32 tag;
u32 size;
u32 bit;
u32 length;
u32 config;
u32 config_id;
u8 name[CB_CMOS_MAX_NAME_LENGTH];
};
#define CB_CMOS_MAX_TEXT_LENGTH 32
struct cb_cmos_enums {
u32 tag;
u32 size;
u32 config_id;
u32 value;
u8 text[CB_CMOS_MAX_TEXT_LENGTH];
};
#define CB_CMOS_IMAGE_BUFFER_SIZE 128
struct cb_cmos_defaults {
u32 tag;
u32 size;
u32 name_length;
u8 name[CB_CMOS_MAX_NAME_LENGTH];
u8 default_set[CB_CMOS_IMAGE_BUFFER_SIZE];
};
#define CB_CHECKSUM_NONE 0
#define CB_CHECKSUM_PCBIOS 1
struct cb_cmos_checksum {
u32 tag;
u32 size;
u32 range_start;
u32 range_end;
u32 location;
u32 type;
};
/* Helpful inlines */
static inline u64 cb_unpack64(struct cbuint64 val)
{
return (((u64) val.hi) << 32) | val.lo;
}
static inline u16 cb_checksum(const void *ptr, unsigned len)
{
return ipchksum(ptr, len);
}
static inline const char *cb_mb_vendor_string(const struct cb_mainboard *cbm)
{
return (char *)(cbm->strings + cbm->vendor_idx);
}
static inline const char *cb_mb_part_string(const struct cb_mainboard *cbm)
{
return (char *)(cbm->strings + cbm->part_number_idx);
}
/* Helpful macros */
#define MEM_RANGE_COUNT(_rec) \
(((_rec)->size - sizeof(*(_rec))) / sizeof((_rec)->map[0]))
#define MEM_RANGE_PTR(_rec, _idx) \
(void *)(((u8 *) (_rec)) + sizeof(*(_rec)) \
+ (sizeof((_rec)->map[0]) * (_idx)))
/* Helper functions */
void *get_cbmem_ptr(unsigned char *ptr);
#endif