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| author | Subrata Banik <subratabanik@google.com> | 2022-04-26 20:34:56 +0530 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2022-04-29 21:34:04 +0000 |
| commit | 0feef9981428eaa1cb94701d260ba8123dd79c35 (patch) | |
| tree | 681d0784861f96eda6759ed236b166082652cae2 /src/soc/intel/common/block/cse | |
| parent | 40c2c07b6f93ef63ef6f5a1588253bb5a91e0016 (diff) | |
| download | coreboot-0feef9981428eaa1cb94701d260ba8123dd79c35.tar.gz coreboot-0feef9981428eaa1cb94701d260ba8123dd79c35.tar.bz2 coreboot-0feef9981428eaa1cb94701d260ba8123dd79c35.zip | |
soc/intel/cmn/cse: Skip sending CSE `get_boot_perf` when CSE hidden
This patch avoids sending the `Get Boot perf` command while booting
with CSE device hidden.
Signed-off-by: Subrata Banik <subratabanik@google.com>
Change-Id: I498c14d144295a9bc694b90060ca74c66966d65e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63867
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Bora Guvendik <bora.guvendik@intel.com>
Diffstat (limited to 'src/soc/intel/common/block/cse')
| -rw-r--r-- | src/soc/intel/common/block/cse/telemetry.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/src/soc/intel/common/block/cse/telemetry.c b/src/soc/intel/common/block/cse/telemetry.c index 544de802d17c..f3dd7ee8198a 100644 --- a/src/soc/intel/common/block/cse/telemetry.c +++ b/src/soc/intel/common/block/cse/telemetry.c @@ -6,7 +6,7 @@ #define MSEC_TO_USEC(x) (x * 1000) -void cse_get_telemetry_data(void) +static void cbmem_inject_telemetry_data(void) { struct cse_boot_perf_rsp cse_perf_data; s64 ts[NUM_CSE_BOOT_PERF_DATA] = {0}; @@ -72,3 +72,14 @@ void cse_get_telemetry_data(void) timestamp_add(TS_ME_RECEIVED_CRDA_FROM_PMC, start_stamp + ts[PERF_DATA_PMC_SENT_CRDA]); } + +void cse_get_telemetry_data(void) +{ + /* If CSE is already hidden then accessing CSE registers should be avoided */ + if (!is_cse_enabled()) { + printk(BIOS_DEBUG, "CSE is disabled, not sending `Get Boot Perf` message\n"); + return; + } + + cbmem_inject_telemetry_data(); +} |