diff options
Diffstat (limited to 'src/mainboard/ocp/deltalake/ipmi.c')
-rw-r--r-- | src/mainboard/ocp/deltalake/ipmi.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/mainboard/ocp/deltalake/ipmi.c b/src/mainboard/ocp/deltalake/ipmi.c index 9c5a0c0cfe..790038f380 100644 --- a/src/mainboard/ocp/deltalake/ipmi.c +++ b/src/mainboard/ocp/deltalake/ipmi.c @@ -129,3 +129,51 @@ void init_frb2_wdt(void) ipmi_stop_bmc_wdt(CONFIG_BMC_KCS_BASE); } } + +enum cb_err ipmi_set_cmos_clear(void) +{ + int ret; + + struct ipmi_oem_rsp { + struct ipmi_rsp resp; + struct boot_order data; + } __packed; + + struct ipmi_oem_rsp rsp; + struct boot_order req; + + /* IPMI OEM get bios boot order command to check if the valid bit and + the CMOS clear bit are both set from the response BootMode byte. */ + + ret = ipmi_kcs_message(CONFIG_BMC_KCS_BASE, IPMI_NETFN_OEM, 0x0, + IPMI_OEM_GET_BIOS_BOOT_ORDER, + NULL, 0, + (unsigned char *) &rsp, sizeof(rsp)); + + if (ret < sizeof(struct ipmi_rsp) || rsp.resp.completion_code) { + printk(BIOS_ERR, "IPMI: %s command failed (read ret=%d resp=0x%x)\n", + __func__, ret, rsp.resp.completion_code); + return CB_ERR; + } + + if (!IS_CMOS_AND_VALID_BIT(rsp.data.boot_mode)) { + req = rsp.data; + SET_CMOS_AND_VALID_BIT(req.boot_mode); + ret = ipmi_kcs_message(CONFIG_BMC_KCS_BASE, IPMI_NETFN_OEM, 0x0, + IPMI_OEM_SET_BIOS_BOOT_ORDER, + (const unsigned char *) &req, sizeof(req), + (unsigned char *) &rsp, sizeof(rsp)); + + if (ret < sizeof(struct ipmi_rsp) || rsp.resp.completion_code) { + printk(BIOS_ERR, "IPMI: %s command failed (sent ret=%d resp=0x%x)\n", + __func__, ret, rsp.resp.completion_code); + return CB_ERR; + } + + printk(BIOS_INFO, "IPMI CMOS clear requested because CMOS data is invalid.\n"); + + return CB_SUCCESS; + } + + return CB_SUCCESS; +} |