diff options
Diffstat (limited to 'src/drivers/ipmi/ocp/ipmi_ocp_romstage.c')
-rw-r--r-- | src/drivers/ipmi/ocp/ipmi_ocp_romstage.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/src/drivers/ipmi/ocp/ipmi_ocp_romstage.c b/src/drivers/ipmi/ocp/ipmi_ocp_romstage.c new file mode 100644 index 0000000000..8e43d8d159 --- /dev/null +++ b/src/drivers/ipmi/ocp/ipmi_ocp_romstage.c @@ -0,0 +1,76 @@ +/* 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; +} |