/* 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 "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); } }