From e2cea4f4582dad7f202a3f6d4fc884b01ec1d52d Mon Sep 17 00:00:00 2001 From: Duncan Laurie Date: Tue, 1 Dec 2015 19:14:09 -0800 Subject: google/chromeec: Add temporary storage interface Add support functions for the Chrome EC temporary storage interface. BUG=chrome-os-partner:46049 BRANCH=none TEST=tested on glados with modified coreboot Change-Id: Id2bc46df9cb2d82b15e3309e78d07407a622b6f0 Signed-off-by: Patrick Georgi Original-Commit-Id: a7e6f693666b162e11eb0611715f10a8f465ad88 Original-Change-Id: Ieefabfc5bcb9d8a5064f0da967c46d0f377ca320 Original-Signed-off-by: Duncan Laurie Original-Reviewed-on: https://chromium-review.googlesource.com/315217 Original-Commit-Ready: Aaron Durbin Original-Tested-by: Aaron Durbin Original-Reviewed-by: Aaron Durbin Reviewed-on: https://review.coreboot.org/13572 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- src/ec/google/chromeec/ec.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src/ec/google/chromeec/ec.h') diff --git a/src/ec/google/chromeec/ec.h b/src/ec/google/chromeec/ec.h index 6693b3c6d1..7f52362f2d 100644 --- a/src/ec/google/chromeec/ec.h +++ b/src/ec/google/chromeec/ec.h @@ -19,6 +19,7 @@ #define _EC_GOOGLE_CHROMEEC_EC_H #include #include +#include "ec_commands.h" #ifndef __PRE_RAM__ int google_chromeec_i2c_xfer(uint8_t chip, uint8_t addr, int alen, @@ -41,6 +42,7 @@ void google_chromeec_check_ec_image(int expected_type); void google_chromeec_check_pd_image(int expected_type); #endif +int google_chromeec_check_feature(int feature); uint8_t google_chromeec_calc_checksum(const uint8_t *data, int size); u16 google_chromeec_get_board_version(void); u32 google_chromeec_get_events_b(void); @@ -51,6 +53,12 @@ void google_chromeec_log_events(u32 mask); int google_chromeec_vbnv_context(int is_read, uint8_t *data, int len); uint8_t google_chromeec_get_switches(void); +/* Temporary secure storage commands */ +int google_chromeec_vstore_supported(void); +int google_chromeec_vstore_info(uint32_t *locked); +int google_chromeec_vstore_read(int slot, uint8_t *data); +int google_chromeec_vstore_write(int slot, uint8_t *data, size_t size); + /* For MEC, access ranges 0x800 thru 0x9ff using EMI interface instead of LPC */ #define MEC_EMI_RANGE_START EC_HOST_CMD_REGION0 #define MEC_EMI_RANGE_END (EC_LPC_ADDR_MEMMAP + EC_MEMMAP_SIZE) -- cgit v1.2.3