| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| |
| #include <console/console.h> |
| #include <drivers/ipmi/ipmi_kcs.h> |
| |
| #include "ipmi_ocp.h" |
| |
| enum cb_err ipmi_set_post_start(const int port) |
| { |
| int ret; |
| struct ipmi_rsp rsp; |
| |
| ret = ipmi_kcs_message(port, IPMI_NETFN_OEM, 0x0, |
| IPMI_BMC_SET_POST_START, NULL, 0, (u8 *) &rsp, |
| sizeof(rsp)); |
| |
| if (ret < sizeof(struct ipmi_rsp) || rsp.completion_code) { |
| printk(BIOS_ERR, "IPMI: %s command failed (ret=%d rsp=0x%x)\n", |
| __func__, ret, rsp.completion_code); |
| return CB_ERR; |
| } |
| if (ret != sizeof(rsp)) { |
| printk(BIOS_ERR, "IPMI: %s response truncated\n", __func__); |
| return CB_ERR; |
| } |
| |
| printk(BIOS_DEBUG, "IPMI BMC POST is started\n"); |
| return CB_SUCCESS; |
| } |
| |
| 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; |
| } |