[coreboot-gerrit] Patch set updated for coreboot: 1f9f370 libpayload: make wifi calibration table available through sysinfo
Patrick Georgi (pgeorgi@google.com)
gerrit at coreboot.org
Thu Mar 19 12:10:53 CET 2015
Patrick Georgi (pgeorgi at google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/8753
-gerrit
commit 1f9f370de2c98474753255d718f98d7e7d2de37e
Author: Vadim Bendebury <vbendeb at chromium.org>
Date: Fri Oct 24 15:14:55 2014 -0700
libpayload: make wifi calibration table available through sysinfo
The WiFi calibration blob saved in the CBMEM by coreboot needs to be
visible by depthcharge to supply it to the kernel.
BRANCH=storm
BUG=chrome-os-partner:32611
TEST=none yet
Change-Id: I43a857f073a47ca315d400df4c53d5eb38e91601
Signed-off-by: Patrick Georgi <pgeorgi at chromium.org>
Original-Commit-Id: 46a649608e6740e07c562c722fadd8c64e264b5f
Original-Change-Id: Iecd8739c9269b58064b3c3275f5376cebcd6804b
Original-Signed-off-by: Vadim Bendebury <vbendeb at chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/225506
Original-Reviewed-by: Aaron Durbin <adurbin at chromium.org>
---
payloads/libpayload/include/coreboot_tables.h | 1 +
payloads/libpayload/include/sysinfo.h | 1 +
payloads/libpayload/libc/coreboot.c | 9 +++++++++
3 files changed, 11 insertions(+)
diff --git a/payloads/libpayload/include/coreboot_tables.h b/payloads/libpayload/include/coreboot_tables.h
index 13a9978..72c2ad8 100644
--- a/payloads/libpayload/include/coreboot_tables.h
+++ b/payloads/libpayload/include/coreboot_tables.h
@@ -199,6 +199,7 @@ struct lb_range {
#define CB_TAG_CBMEM_CONSOLE 0x0017
#define CB_TAG_MRC_CACHE 0x0018
#define CB_TAG_ACPI_GNVS 0x0024
+#define CB_TAG_WIFI_CALIBRATION 0x0027
struct cb_cbmem_tab {
uint32_t tag;
uint32_t size;
diff --git a/payloads/libpayload/include/sysinfo.h b/payloads/libpayload/include/sysinfo.h
index b90a8bd..5ad839b 100644
--- a/payloads/libpayload/include/sysinfo.h
+++ b/payloads/libpayload/include/sysinfo.h
@@ -114,6 +114,7 @@ struct sysinfo_t {
void *mrc_cache;
void *acpi_gnvs;
u32 board_id;
+ void *wifi_calibration;
};
extern struct sysinfo_t lib_sysinfo;
diff --git a/payloads/libpayload/libc/coreboot.c b/payloads/libpayload/libc/coreboot.c
index b777e47..2f4536c 100644
--- a/payloads/libpayload/libc/coreboot.c
+++ b/payloads/libpayload/libc/coreboot.c
@@ -183,6 +183,12 @@ static void cb_parse_string(unsigned char *ptr, char **info)
*info = (char *)((struct cb_string *)ptr)->string;
}
+static void cb_parse_wifi_calibration(void *ptr, struct sysinfo_t *info)
+{
+ struct cb_cbmem_tab *const cbmem = (struct cb_cbmem_tab *)ptr;
+ info->wifi_calibration = phys_to_virt(cbmem->cbmem_tab);
+}
+
int cb_parse_header(void *addr, int len, struct sysinfo_t *info)
{
struct cb_header *header;
@@ -315,6 +321,9 @@ int cb_parse_header(void *addr, int len, struct sysinfo_t *info)
case CB_TAG_BOARD_ID:
cb_parse_board_id(ptr, info);
break;
+ case CB_TAG_WIFI_CALIBRATION:
+ cb_parse_wifi_calibration(ptr, info);
+ break;
default:
cb_parse_arch_specific(rec, info);
break;
More information about the coreboot-gerrit
mailing list