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grunt: use stage cache when waking from S3 

BUG=b:79154155
TEST=built and tested on grunt
31 entries total:

   0:1st timestamp                                     20,917
 900:calling AmdInitReset                              87,525 (66,608)
 901:back from AmdInitReset                            98,318 (10,793)
 902:calling AmdInitEarly                              99,165 (847)
 903:back from AmdInitEarly                            139,619 (40,454)
   5:start of verified boot                            156,301 (16,682)
 503:starting to initialize TPM                        156,697 (396)
 504:finished TPM initialization                       186,107 (29,410)
 505:starting to verify keyblock/preamble (RSA)        187,316 (1,209)
 506:finished verifying keyblock/preamble (RSA)        208,000 (20,684)
 507:starting to verify body (load+SHA2+RSA)           208,108 (108)
 508:finished loading body (ignore for x86)            273,238 (65,130)
 509:finished calculating body hash (SHA2)             290,364 (17,126)
 510:finished verifying body signature (RSA)           294,236 (3,872)
 511:starting TPM PCR extend                           295,071 (835)
 512:finished TPM PCR extend                           320,512 (25,441)
 513:starting locking TPM                              320,514 (2)
 514:finished locking TPM                              332,081 (11,567)
   6:end of verified boot                              332,083 (2)
  13:starting to load romstage                         332,187 (104)
   4:end of romstage                                   395,559 (63,372)
  10:start of ramstage                                 395,999 (440)
 916:calling AmdS3LateRestore                          396,135 (136)
 917:back from AmdS3LateRestore                        428,066 (31,931)
  30:device enumeration                                428,087 (21)
  40:device configuration                              434,640 (6,553)
  50:device enable                                     438,185 (3,545)
  60:device initialization                             439,565 (1,380)
  70:device setup done                                 453,326 (13,761)
 918:calling AmdS3FinalRestore                         454,363 (1,037)
 919:back from AmdS3FinalRestore                       455,520 (1,157)
  98:ACPI wake jump                                    467,541 (12,021)

Total Time: 446,624

Change-Id: I326e81d3c987130e258c616c7c66dd82ddc0d942
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Reviewed-on: https://review.coreboot.org/26219
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Raul E Rangel 2018-05-11 11:08:08 -06:00 committed by Patrick Georgi
parent f3d99b6a65
commit 8af20c6403
1 changed files with 17 additions and 4 deletions
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21
src/soc/amd/common/block/pi/agesawrapper.c
View File

@ -22,6 +22,7 @@
#include <delay.h> #include <delay.h>
#include <rules.h> #include <rules.h>
#include <rmodule.h> #include <rmodule.h>
#include <stage_cache.h>
#include <string.h> #include <string.h>
#include <timestamp.h> #include <timestamp.h>
#include <amdblocks/s3_resume.h> #include <amdblocks/s3_resume.h>
@ -559,10 +560,22 @@ static int agesa_locate_stage_file_ramstage(const char *name,
.prog = &prog, .prog = &prog,
}; };
if (prog_locate(&prog)) if (acpi_is_wakeup_s3() && !IS_ENABLED(CONFIG_NO_STAGE_CACHE)) {
return -1; printk(BIOS_INFO, "AGESA: Loading stage from cache\n");
if (rmodule_stage_load(&rmod_agesa) < 0) // There is no way to tell if this succeeded.
return -1; stage_cache_load_stage(STAGE_REFCODE, &prog);
} else {
if (prog_locate(&prog))
return -1;
if (rmodule_stage_load(&rmod_agesa) < 0)
return -1;
if (!IS_ENABLED(CONFIG_NO_STAGE_CACHE)) {
printk(BIOS_INFO, "AGESA: Saving stage to cache\n");
stage_cache_add(STAGE_REFCODE, &prog);
}
}
return rdev_chain(rdev, prog_rdev(&prog), 0, return rdev_chain(rdev, prog_rdev(&prog), 0,
region_device_sz(prog_rdev(&prog))); region_device_sz(prog_rdev(&prog)));