| Sergii Dmytruk | ef7dd5d | 2021-10-22 01:02:32 +0300 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | |
| 3 | #include "ipmi_if.h" |
| 4 | |
| 5 | #include <console/console.h> |
| 6 | #include <delay.h> |
| 7 | |
| 8 | #include "chip.h" |
| 9 | |
| 10 | int ipmi_get_device_id(const struct device *dev, struct ipmi_devid_rsp *rsp) |
| 11 | { |
| 12 | int ret; |
| 13 | |
| 14 | ret = ipmi_message(dev->path.pnp.port, IPMI_NETFN_APPLICATION, 0, |
| 15 | IPMI_BMC_GET_DEVICE_ID, NULL, 0, (u8 *)rsp, |
| 16 | sizeof(*rsp)); |
| 17 | if (ret < sizeof(struct ipmi_rsp) || rsp->resp.completion_code) { |
| 18 | printk(BIOS_ERR, "IPMI: %s command failed (ret=%d resp=0x%x)\n", |
| 19 | __func__, ret, rsp->resp.completion_code); |
| 20 | return 1; |
| 21 | } |
| 22 | if (ret != sizeof(*rsp)) { |
| 23 | printk(BIOS_ERR, "IPMI: %s response truncated\n", __func__); |
| 24 | return 1; |
| 25 | } |
| 26 | return 0; |
| 27 | } |
| 28 | |
| 29 | static int ipmi_get_bmc_self_test_result(const struct device *dev, |
| 30 | struct ipmi_selftest_rsp *rsp) |
| 31 | { |
| 32 | int ret; |
| 33 | |
| 34 | ret = ipmi_message(dev->path.pnp.port, IPMI_NETFN_APPLICATION, 0, |
| 35 | IPMI_BMC_GET_SELFTEST_RESULTS, NULL, 0, (u8 *)rsp, |
| 36 | sizeof(*rsp)); |
| 37 | |
| 38 | if (ret < sizeof(struct ipmi_rsp) || rsp->resp.completion_code) { |
| 39 | printk(BIOS_ERR, "IPMI: %s command failed (ret=%d resp=0x%x)\n", |
| 40 | __func__, ret, rsp->resp.completion_code); |
| 41 | return 1; |
| 42 | } |
| 43 | if (ret != sizeof(*rsp)) { |
| 44 | printk(BIOS_ERR, "IPMI: %s response truncated\n", __func__); |
| 45 | return 1; |
| 46 | } |
| 47 | |
| 48 | return 0; |
| 49 | } |
| 50 | |
| 51 | int ipmi_process_self_test_result(const struct device *dev) |
| 52 | { |
| 53 | int failure = 0; |
| 54 | uint8_t retry_count = 0; |
| 55 | struct ipmi_selftest_rsp selftestrsp = {0}; |
| 56 | |
| 57 | const struct drivers_ipmi_config *conf = dev->chip_info; |
| 58 | uint8_t retry_limit = 0; |
| 59 | |
| 60 | if (conf && conf->wait_for_bmc) |
| 61 | retry_limit = conf->bmc_boot_timeout; |
| 62 | |
| 63 | if (retry_limit == 0) |
| 64 | /* Try to get self-test results at least once */ |
| 65 | retry_limit = 1; |
| 66 | |
| 67 | printk(BIOS_INFO, "Get BMC self test result..."); |
| 68 | for (retry_count = 0; retry_count < retry_limit; retry_count++) { |
| 69 | if (!ipmi_get_bmc_self_test_result(dev, &selftestrsp)) |
| 70 | break; |
| 71 | |
| 72 | mdelay(1000); |
| 73 | } |
| 74 | |
| 75 | switch (selftestrsp.result) { |
| 76 | case IPMI_APP_SELFTEST_NO_ERROR: /* 0x55 */ |
| 77 | printk(BIOS_DEBUG, "No Error\n"); |
| 78 | break; |
| 79 | case IPMI_APP_SELFTEST_NOT_IMPLEMENTED: /* 0x56 */ |
| 80 | printk(BIOS_DEBUG, "Function Not Implemented\n"); |
| 81 | break; |
| 82 | case IPMI_APP_SELFTEST_ERROR: /* 0x57 */ |
| 83 | printk(BIOS_ERR, "BMC: Corrupted or inaccessible data or device\n"); |
| 84 | failure = 1; |
| 85 | break; |
| 86 | case IPMI_APP_SELFTEST_FATAL_HW_ERROR: /* 0x58 */ |
| 87 | printk(BIOS_ERR, "BMC: Fatal Hardware Error\n"); |
| 88 | failure = 1; |
| 89 | break; |
| 90 | case IPMI_APP_SELFTEST_RESERVED: /* 0xFF */ |
| 91 | printk(BIOS_DEBUG, "Reserved\n"); |
| 92 | break; |
| 93 | |
| 94 | default: /* Other Device Specific Hardware Error */ |
| 95 | printk(BIOS_ERR, "BMC: Device Specific Error: 0x%02x\n", selftestrsp.result); |
| 96 | failure = 1; |
| 97 | break; |
| 98 | } |
| 99 | |
| 100 | return failure; |
| 101 | } |