src/mainboard/inventec/transformers/ipmi.c

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 #include <console/console.h>
   4 #include <drivers/ipmi/ipmi_if.h>
   5 #include <drivers/ipmi/ipmi_ops.h>
   6 #include <drivers/ipmi/ocp/ipmi_ocp.h>
   7 #include <drivers/ocp/include/vpd.h>
   8 #include <drivers/vpd/vpd.h>
   9 #include <types.h>
  10
  11 #include "ipmi.h"
  12
  13 enum cb_err ipmi_get_slot_id(uint8_t *slot_id)
  14 {
  15         int ret;
  16         struct ipmi_config_rsp {
  17                 struct ipmi_rsp resp;
  18                 uint8_t board_sku_id;
  19                 uint8_t board_rev_id;
  20                 uint8_t slot_id;
  21                 uint8_t slot_config_id;
  22         } __packed;
  23         struct ipmi_config_rsp rsp;
  24
  25         ret = ipmi_message(CONFIG_BMC_KCS_BASE, IPMI_NETFN_OEM, 0x0, IPMI_OEM_GET_BOARD_ID, NULL, 0, (unsigned char *)&rsp, sizeof(rsp));
  26
  27         if (ret < sizeof(struct ipmi_rsp) || rsp.resp.completion_code) {
  28                 printk(BIOS_ERR, "IPMI: %s command failed (ret=%d resp=0x%x)\n", __func__, ret, rsp.resp.completion_code);
  29                 return CB_ERR;
  30         }
  31         *slot_id = rsp.slot_id;
  32         return CB_SUCCESS;
  33 }
  34
  35 void init_frb2_wdt(void)
  36 {
  37         uint8_t enable;
  38         int action, countdown;
  39
  40         if (vpd_get_bool(FRB2_TIMER, VPD_RW_THEN_RO, &enable)) {
  41                 printk(BIOS_DEBUG, "Got VPD %s value: %d\n", FRB2_TIMER, enable);
  42         } else {
  43                 printk(BIOS_INFO, "Not able to get VPD %s, default set to %d\n", FRB2_TIMER,
  44                         FRB2_TIMER_DEFAULT);
  45                 enable = FRB2_TIMER_DEFAULT;
  46         }
  47
  48         if (enable) {
  49                 if (vpd_get_int(FRB2_COUNTDOWN, VPD_RW_THEN_RO, &countdown)) {
  50                         printk(BIOS_DEBUG, "FRB2 timer countdown set to: %d ms\n",
  51                                 countdown * 100);
  52                 } else {
  53                         printk(BIOS_DEBUG, "FRB2 timer use default value: %d ms\n",
  54                                 FRB2_COUNTDOWN_DEFAULT * 100);
  55                         countdown = FRB2_COUNTDOWN_DEFAULT;
  56                 }
  57
  58                 if (vpd_get_int(FRB2_ACTION, VPD_RW_THEN_RO, &action)) {
  59                         printk(BIOS_DEBUG, "FRB2 timer action set to: %d\n", action);
  60                 } else {
  61                         printk(BIOS_DEBUG, "FRB2 timer action use default value: %d\n",
  62                                 FRB2_ACTION_DEFAULT);
  63                         action = FRB2_ACTION_DEFAULT;
  64                 }
  65                 ipmi_init_and_start_bmc_wdt(CONFIG_BMC_KCS_BASE, (uint16_t)countdown,
  66                         (uint8_t)action);
  67         } else {
  68                 printk(BIOS_DEBUG, "Disable FRB2 timer\n");
  69                 ipmi_stop_bmc_wdt(CONFIG_BMC_KCS_BASE);
  70         }
  71 }