diff options
| author | Nico Huber <nico.huber@secunet.com> | 2019-10-24 15:14:42 +0200 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-03-25 10:51:10 +0000 |
| commit | 34d8036333ed1d16d1ef48d3a7c98cc7c7592599 (patch) | |
| tree | 865ecb72bc17ec418ee64e9ea4c5752ea1005881 /src/drivers/secunet/dmi/eeprom.h | |
| parent | dafcc7a26dece2cbd73a6a4f761b3fb3963bd260 (diff) | |
drivers/secunet: Add driver to read DMI info from I2C EEPROM
The EEPROM layout is rather arbitrary and /just happened/. It needs a
256kbit part at least.
Change-Id: Iae5c9138e8404acfc3a43dc2c7b55d47d4147060
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36298
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/drivers/secunet/dmi/eeprom.h')
| -rw-r--r-- | src/drivers/secunet/dmi/eeprom.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/drivers/secunet/dmi/eeprom.h b/src/drivers/secunet/dmi/eeprom.h new file mode 100644 index 0000000000..c4cdd4142e --- /dev/null +++ b/src/drivers/secunet/dmi/eeprom.h @@ -0,0 +1,62 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _SECUNET_DMI_EEPROM_H +#define _SECUNET_DMI_EEPROM_H + +#include <stdint.h> + +enum bx26_strings { + BOARD_MATNR, + BOARD_SERIAL_NUMBER, + BOARD_VERSION, + BOARD_MCTRL_FW_VERSION, + BOARD_CCR_FW_VERSION, + BOARD_NIC_FW_VERSION, + BOARD_LP_VERSION, + BOARD_VERSION_ID, + + SYSTEM_PRODUCT_NAME, + SYSTEM_VERSION, + SYSTEM_SERIAL_NUMBER, + SYSTEM_UUID, + SYSTEM_MANUFACTURER, + SYSTEM_PRODUCTION_DATE, + SYSTEM_MLFB, + SYSTEM_MATNR, +}; + +struct bx26_location { + uint16_t offset; + uint16_t length; +}; + +static const struct bx26_location bx26_locations[] = { + [BOARD_MATNR] = { 0x0000, 0x20 }, + [BOARD_SERIAL_NUMBER] = { 0x0020, 0x20 }, + [BOARD_VERSION] = { 0x0040, 0x20 }, + [BOARD_MCTRL_FW_VERSION] = { 0x0060, 0x20 }, + [BOARD_CCR_FW_VERSION] = { 0x0080, 0x20 }, + [BOARD_NIC_FW_VERSION] = { 0x00a0, 0x20 }, + [BOARD_LP_VERSION] = { 0x00c0, 0x20 }, + [BOARD_VERSION_ID] = { 0x0100, 0x20 }, + + [SYSTEM_PRODUCT_NAME] = { 0x4000, 0x20 }, + [SYSTEM_VERSION] = { 0x4040, 0x10 }, + [SYSTEM_SERIAL_NUMBER] = { 0x4060, 0x10 }, + [SYSTEM_UUID] = { 0x4080, 0x24 }, + [SYSTEM_MANUFACTURER] = { 0x40c0, 0x20 }, + [SYSTEM_PRODUCTION_DATE] = { 0x4100, 0x20 }, + [SYSTEM_MLFB] = { 0x4140, 0x20 }, + [SYSTEM_MATNR] = { 0x4180, 0x20 }, +}; + +#endif |