diff options
| author | Johnny Lin <johnny_lin@wiwynn.com> | 2019-11-14 14:55:04 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-11-22 10:43:42 +0000 |
| commit | 53509cf15aeba1a7afa262ca4d3ddb77f019ba00 (patch) | |
| tree | bbf73c0e750e65c1bd1bccef74ebb335f19e0fa2 | |
| parent | 7aeeb9bf96c947954e19d0a5e865e5b71e5d98d4 (diff) | |
| download | coreboot-53509cf15aeba1a7afa262ca4d3ddb77f019ba00.tar.xz | |
drivers/ipmi: Add IPMI get system GUID support
Tested on OCP Mono Lake.
Change-Id: I541a23341ccce3d45239babb3f0a8a8c8542b226
Signed-off-by: Johnny Lin <johnny_lin@wiwynn.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36842
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
| -rw-r--r-- | src/drivers/ipmi/ipmi_ops.c | 26 | ||||
| -rw-r--r-- | src/drivers/ipmi/ipmi_ops.h | 8 |
2 files changed, 34 insertions, 0 deletions
diff --git a/src/drivers/ipmi/ipmi_ops.c b/src/drivers/ipmi/ipmi_ops.c index 784daeb1fb..8a189bdbe1 100644 --- a/src/drivers/ipmi/ipmi_ops.c +++ b/src/drivers/ipmi/ipmi_ops.c @@ -16,6 +16,7 @@ #include <console/console.h> #include "ipmi_ops.h" +#include <string.h> enum cb_err ipmi_init_and_start_bmc_wdt(const int port, uint16_t countdown, uint8_t action) @@ -104,3 +105,28 @@ enum cb_err ipmi_stop_bmc_wdt(const int port) return CB_SUCCESS; } + +enum cb_err ipmi_get_system_guid(const int port, uint8_t *uuid) +{ + int ret; + struct ipmi_get_system_guid_rsp rsp; + + if (uuid == NULL) { + printk(BIOS_ERR, "%s failed, null pointer parameter\n", + __func__); + return CB_ERR; + } + + ret = ipmi_kcs_message(port, IPMI_NETFN_APPLICATION, 0x0, + IPMI_BMC_GET_SYSTEM_GUID, NULL, 0, + (unsigned char *) &rsp, sizeof(rsp)); + + if (ret < sizeof(struct ipmi_rsp) || rsp.resp.completion_code) { + printk(BIOS_ERR, "IPMI: %s command failed (ret=%d resp=0x%x)\n", + __func__, ret, rsp.resp.completion_code); + return CB_ERR; + } + + memcpy(uuid, rsp.data, 16); + return CB_SUCCESS; +} diff --git a/src/drivers/ipmi/ipmi_ops.h b/src/drivers/ipmi/ipmi_ops.h index f293075e90..77fc727cc8 100644 --- a/src/drivers/ipmi/ipmi_ops.h +++ b/src/drivers/ipmi/ipmi_ops.h @@ -21,6 +21,7 @@ #define IPMI_BMC_RESET_WDG_TIMER 0x22 #define IPMI_BMC_SET_WDG_TIMER 0x24 #define IPMI_BMC_GET_WDG_TIMER 0x25 +#define IPMI_BMC_GET_SYSTEM_GUID 0x37 /* BMC watchdog timeout action */ enum ipmi_bmc_timeout_action_type { @@ -44,6 +45,10 @@ struct ipmi_wdt_rsp { uint16_t present_countdown_val; } __packed; +struct ipmi_get_system_guid_rsp { + struct ipmi_rsp resp; + uint8_t data[16]; +} __packed; /* * Initialize and start BMC FRB2 watchdog timer with the * provided timer countdown and action values. @@ -54,4 +59,7 @@ enum cb_err ipmi_init_and_start_bmc_wdt(const int port, uint16_t countdown, /* Returns CB_SUCCESS on success and CB_ERR if an error occurred */ enum cb_err ipmi_stop_bmc_wdt(const int port); +/* IPMI get BMC system GUID and store it to parameter uuid. + * Returns CB_SUCCESS on success and CB_ERR if an error occurred */ +enum cb_err ipmi_get_system_guid(const int port, uint8_t *uuid); #endif |