| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| |
| #include <console/console.h> |
| #include <drivers/ipmi/ipmi_kcs.h> |
| #include <drivers/ipmi/ipmi_ops.h> |
| #include <drivers/ipmi/ocp/ipmi_ocp.h> |
| #include <drivers/vpd/vpd.h> |
| #include <string.h> |
| |
| #include "ipmi.h" |
| #include "vpd.h" |
| |
| enum cb_err ipmi_get_pcie_config(uint8_t *pcie_config) |
| { |
| int ret; |
| struct ipmi_config_rsp { |
| struct ipmi_rsp resp; |
| uint8_t config; |
| } __packed; |
| struct ipmi_config_rsp rsp; |
| |
| ret = ipmi_kcs_message(CONFIG_BMC_KCS_BASE, IPMI_NETFN_OEM, 0x0, |
| IPMI_OEM_GET_PCIE_CONFIG, 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; |
| } |
| *pcie_config = rsp.config; |
| |
| return CB_SUCCESS; |
| } |
| |
| enum cb_err ipmi_get_slot_id(uint8_t *slot_id) |
| { |
| int ret; |
| struct ipmi_config_rsp { |
| struct ipmi_rsp resp; |
| uint8_t board_sku_id; |
| uint8_t board_rev_id; |
| uint8_t slot_id; |
| uint8_t slot_config_id; |
| } __packed; |
| struct ipmi_config_rsp rsp; |
| |
| ret = ipmi_kcs_message(CONFIG_BMC_KCS_BASE, IPMI_NETFN_OEM, 0x0, IPMI_OEM_GET_BOARD_ID, |
| 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; |
| } |
| *slot_id = rsp.slot_id; |
| |
| return CB_SUCCESS; |
| } |
| |
| void init_frb2_wdt(void) |
| { |
| uint8_t enable; |
| int action, countdown; |
| |
| if (vpd_get_bool(FRB2_TIMER, VPD_RW_THEN_RO, &enable)) { |
| printk(BIOS_DEBUG, "Got VPD %s value: %d\n", FRB2_TIMER, enable); |
| } else { |
| printk(BIOS_INFO, "Not able to get VPD %s, default set to %d\n", FRB2_TIMER, |
| FRB2_TIMER_DEFAULT); |
| enable = FRB2_TIMER_DEFAULT; |
| } |
| |
| if (enable) { |
| if (vpd_get_int(FRB2_COUNTDOWN, VPD_RW_THEN_RO, &countdown)) { |
| printk(BIOS_DEBUG, "FRB2 timer countdown set to: %d ms\n", |
| countdown * 100); |
| } else { |
| printk(BIOS_DEBUG, "FRB2 timer use default value: %d ms\n", |
| FRB2_COUNTDOWN_DEFAULT * 100); |
| countdown = FRB2_COUNTDOWN_DEFAULT; |
| } |
| |
| if (vpd_get_int(FRB2_ACTION, VPD_RW_THEN_RO, &action)) { |
| printk(BIOS_DEBUG, "FRB2 timer action set to: %d\n", action); |
| } else { |
| printk(BIOS_DEBUG, "FRB2 timer action use default value: %d\n", |
| FRB2_ACTION_DEFAULT); |
| action = FRB2_ACTION_DEFAULT; |
| } |
| ipmi_init_and_start_bmc_wdt(CONFIG_BMC_KCS_BASE, (uint16_t)countdown, |
| (uint8_t)action); |
| } else { |
| printk(BIOS_DEBUG, "Disable FRB2 timer\n"); |
| ipmi_stop_bmc_wdt(CONFIG_BMC_KCS_BASE); |
| } |
| } |