diff options
| author | Subrata Banik <subrata.banik@intel.com> | 2021-07-23 21:04:41 +0530 |
|---|---|---|
| committer | Subrata Banik <subrata.banik@intel.com> | 2021-08-11 19:12:18 +0000 |
| commit | 55f5410fcd78a1dc4a78984149a676b10cf29ca8 (patch) | |
| tree | 1ab7c6130729477b76dec8b8fe1e6ee0dd07d5eb /src/soc | |
| parent | e2b5fee3b006f574ef27ee1e7b63735fb71858ae (diff) | |
soc/intel/alderlake: Implement report_cache_info() function
Make use of deterministic cache helper functions from Alder Lake
SoC code to print useful information during boot as below:
Cache: Level 3: Associativity = 12 Partitions = 1 Line Size=64 Sets=16384
Cache size = 12 MiB
Change-Id: I30a56266015d69abccb885b3f230689488ee0360
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55654
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/intel/alderlake/bootblock/report_platform.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/soc/intel/alderlake/bootblock/report_platform.c b/src/soc/intel/alderlake/bootblock/report_platform.c index 4e071e7cdf..b7d4cfc6a4 100644 --- a/src/soc/intel/alderlake/bootblock/report_platform.c +++ b/src/soc/intel/alderlake/bootblock/report_platform.c @@ -8,6 +8,7 @@ #include <arch/cpu.h> #include <device/pci_ops.h> +#include <commonlib/helpers.h> #include <console/console.h> #include <cpu/intel/cpu_ids.h> #include <cpu/intel/microcode.h> @@ -120,6 +121,21 @@ static inline uint16_t get_dev_id(pci_devfn_t dev) return pci_read_config16(dev, PCI_DEVICE_ID); } +static void report_cache_info(void) +{ + int cache_level = CACHE_L3; + struct cpu_cache_info info; + + if (!fill_cpu_cache_info(cache_level, &info)) + return; + + printk(BIOS_INFO, "Cache: Level %d: ", cache_level); + printk(BIOS_INFO, "Associativity = %zd Partitions = %zd Line Size = %zd Sets = %zd\n", + info.num_ways, info.physical_partitions, info.line_size, info.num_sets); + + printk(BIOS_INFO, "Cache size = %ld MiB\n", get_cache_size(&info)/MiB); +} + static void report_cpu_info(void) { u32 i, cpu_id, cpu_feature_flag; @@ -150,6 +166,8 @@ static void report_cpu_info(void) printk(BIOS_DEBUG, "CPU: AES %ssupported, TXT %ssupported, VT %ssupported\n", mode[aes], mode[txt], mode[vt]); + + report_cache_info(); } static void report_mch_info(void) |