From 83cd6f9f89eb473522a9a6536601acb64dd2863c Mon Sep 17 00:00:00 2001 From: Kapil Porwal Date: Sun, 26 May 2024 16:23:17 +0000 Subject: soc/intel/cmn/cse: Support CSE sync from payload Skip CSE sync in coreboot when payload is doing it. BUG=b:305898363 TEST=Verify CSE sync from depthcharge on Screebo Change-Id: Ifa942576c803b8ec9e1e59c61917a14154fb94b2 Signed-off-by: Kapil Porwal Reviewed-on: https://review.coreboot.org/c/coreboot/+/82660 Tested-by: build bot (Jenkins) Reviewed-by: Subrata Banik Reviewed-by: Dinesh Gehlot --- src/soc/intel/common/block/cse/Kconfig | 10 ++++++++++ src/soc/intel/common/block/cse/cse_lite.c | 6 ++++++ 2 files changed, 16 insertions(+) (limited to 'src') diff --git a/src/soc/intel/common/block/cse/Kconfig b/src/soc/intel/common/block/cse/Kconfig index b0524ea4f8..edc7e23d1b 100644 --- a/src/soc/intel/common/block/cse/Kconfig +++ b/src/soc/intel/common/block/cse/Kconfig @@ -150,6 +150,16 @@ config SOC_INTEL_CSE_SEND_EOP_BY_PAYLOAD In this case, the HECI interface needs to stay visible and the payload must support sending commands to CSE. +config SOC_INTEL_CSE_LITE_SYNC_BY_PAYLOAD + bool + depends on SOC_INTEL_COMMON_BLOCK_CSE + help + Use this config to specify that the payload will update the CSE RW partition instead + of coreboot. + + In this case, CSE shall not switch to RW partition and the payload must support + CSE RW update. + config SOC_INTEL_CSE_LITE_SKU bool default n diff --git a/src/soc/intel/common/block/cse/cse_lite.c b/src/soc/intel/common/block/cse/cse_lite.c index 3579bcea78..6e5b451c12 100644 --- a/src/soc/intel/common/block/cse/cse_lite.c +++ b/src/soc/intel/common/block/cse/cse_lite.c @@ -923,6 +923,9 @@ static bool is_cse_fw_update_enabled(void) if (!CONFIG(SOC_INTEL_CSE_RW_UPDATE)) return false; + if (CONFIG(SOC_INTEL_CSE_LITE_SYNC_BY_PAYLOAD)) + return false; + if (CONFIG(SOC_INTEL_COMMON_BASECODE_DEBUG_FEATURE)) return !is_debug_cse_fw_update_disable(); @@ -1499,6 +1502,9 @@ static void do_cse_fw_sync(void) void cse_fw_sync(void) { + if (CONFIG(SOC_INTEL_CSE_LITE_SYNC_BY_PAYLOAD)) + return; + timestamp_add_now(TS_CSE_FW_SYNC_START); do_cse_fw_sync(); timestamp_add_now(TS_CSE_FW_SYNC_END); -- cgit v1.2.3