diff options
| author | Raul E Rangel <rrangel@chromium.org> | 2021-11-08 14:10:45 -0700 |
|---|---|---|
| committer | Paul Fagerburg <pfagerburg@chromium.org> | 2021-11-12 14:56:11 +0000 |
| commit | dc63bbde9db133fac7b85b7010f630f1a93b7211 (patch) | |
| tree | e242f8c28ecaff2bdec7c2e6c44c6105e898d6d3 /src/soc | |
| parent | 36c5daad33fd6f69b5d3c2fd91a6fa6acd24f658 (diff) | |
soc/amd/cezanne: Use LZ4 for FSP-S
This change increases the fsps.bin by 20 KiB, but it decreases
decompression time. When not using preloading we save about 4 ms, when
using preloading we save about 6.
BUG=b:179699789
TEST=Boot nipperkin to OS
fsps.bin 0x4afc0 fsp 66253 LZMA (200704 decompressed)
fsps.bin 0x45fc0 fsp 87157 LZ4 (200704 decompressed)
- FSP-S / no async -
| 505 - starting to verify keyblock/preamble (RSA) | 9.36 | 11.012 Δ( 1.65, 0.11%) |
...
| 971 - loading FSP-S | 7.095 | 6.141 Δ( -0.95, -0.07%) |
| 17 - starting LZ4 decompress (ignore for x86) | 0.009 | 0.008 Δ( -0.00, -0.00%) |
| 18 - finished LZ4 decompress (ignore for x86) | 15.149 | 8.98 Δ( -6.17, -0.42%) |
| 954 - calling FspSiliconInit | 0.038 | 0.037 Δ( -0.00, -0.00%) |
- FSP-S / async -
| 508 - finished loading body | 177.978 | 179.689 Δ( 1.71, 0.12%) |
...
| 971 - loading FSP-S | 6.928 | 7.225 Δ( 0.30, 0.02%) |
| 17 - starting LZ4 decompress (ignore for x86) | 0.011 | 0.01 Δ( -0.00, -0.00%) |
| 18 - finished LZ4 decompress (ignore for x86) | 8.312 | 0.241 Δ( -8.07, -0.58%) |
| 954 - calling FspSiliconInit | 0.091 | 0.09 Δ( -0.00, -0.00%) |
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: Ib0479ed3c92158799ea2b023bd2ce4c5c09757dd
Reviewed-on: https://review.coreboot.org/c/coreboot/+/59026
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/amd/cezanne/Kconfig | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/amd/cezanne/Kconfig b/src/soc/amd/cezanne/Kconfig index 16f1d3fdcd..aaa3811097 100644 --- a/src/soc/amd/cezanne/Kconfig +++ b/src/soc/amd/cezanne/Kconfig @@ -21,7 +21,7 @@ config SOC_SPECIFIC_OPTIONS select DRIVERS_I2C_DESIGNWARE select DRIVERS_USB_PCI_XHCI select FSP_COMPRESS_FSP_M_LZMA - select FSP_COMPRESS_FSP_S_LZMA + select FSP_COMPRESS_FSP_S_LZ4 select GENERIC_GPIO_LIB select HAVE_ACPI_TABLES select HAVE_CF9_RESET |