diff options
| -rw-r--r-- | core/pldm/pldm-platform-requests.c | 328 | ||||
| -rw-r--r-- | core/pldm/pldm.h | 15 |
2 files changed, 343 insertions, 0 deletions
diff --git a/core/pldm/pldm-platform-requests.c b/core/pldm/pldm-platform-requests.c index 1338730..8bd373c 100644 --- a/core/pldm/pldm-platform-requests.c +++ b/core/pldm/pldm-platform-requests.c @@ -28,6 +28,9 @@ struct pldm_pdrs { }; struct pldm_pdrs *pdrs; +/* assign specific sensor/effecter IDs */ +#define PLDM_SENSOR_SE_ID_RANGE_START 0x6666 +static int sensor_effecter_id = PLDM_SENSOR_SE_ID_RANGE_START; static void pdr_init_complete(bool success) { @@ -260,6 +263,287 @@ int pldm_platform_restart(void) return set_state_effecter_states_req(effecter_id, &field, true); } +static int add_state_sensor_pdr(pldm_pdr *repo, + uint32_t *record_handle, + uint16_t entity_type, + uint16_t state_set_id, + uint32_t states) +{ + struct state_sensor_possible_states *possible_states; + struct pldm_state_sensor_pdr *pdr; + uint8_t DEFAULT_CONTAINER_ID = 0; + size_t state_size, pdr_size, actual_pdr_size = 0; + uint8_t *state_storage; + uint32_t swapped; + int rc; + + /* fill in possible states structure */ + state_size = sizeof(struct state_sensor_possible_states) + + sizeof(states) + - sizeof(bitfield8_t); + state_storage = zalloc(state_size); + if (!state_storage) { + prlog(PR_ERR, "failed to allocate storage data (size: 0x%lx)\n", state_size); + return OPAL_NO_MEM; + } + + possible_states = (struct state_sensor_possible_states *) state_storage; + possible_states->state_set_id = state_set_id; + possible_states->possible_states_size = sizeof(states); + + /* need to swap the byte order for little endian order */ + swapped = htole32(states); + memcpy(possible_states->states, &swapped, sizeof(swapped)); + + pdr_size = sizeof(struct pldm_state_sensor_pdr) + state_size; + pdr = zalloc(pdr_size); + if (!pdr) { + prlog(PR_ERR, "failed to allocate sensor pdr (size: 0x%lx)\n", pdr_size); + free(state_storage); + return OPAL_NO_MEM; + } + + /* header */ + pdr->hdr.record_handle = 0; /* ask libpldm to fill this out */ + pdr->hdr.version = 0; /* will be filled out by the encoder */ + pdr->hdr.type = 0; /* will be filled out by the encoder */ + pdr->hdr.record_change_num = 0; + pdr->hdr.length = 0; /* will be filled out by the encoder */ + + /* body */ + pdr->terminus_handle = HOST_TID; + pdr->sensor_id = sensor_effecter_id++; + pdr->entity_type = entity_type; + pdr->entity_instance = 1; + pdr->container_id = DEFAULT_CONTAINER_ID; + pdr->sensor_init = PLDM_NO_INIT; + pdr->sensor_auxiliary_names_pdr = false; + pdr->composite_sensor_count = 1; + + rc = encode_state_sensor_pdr(pdr, pdr_size, + possible_states, + state_size, + &actual_pdr_size); + + if (rc != PLDM_SUCCESS) { + prlog(PR_ERR, "%s - Failed to encode state sensor PDR, rc: %d\n", + __func__, rc); + free(state_storage); + free(pdr); + return rc; + } + + *record_handle = pldm_pdr_add(repo, + (const uint8_t *) pdr, + actual_pdr_size, + 0, false, HOST_TID); + + free(state_storage); + free(pdr); + + return OPAL_SUCCESS; +} + +/* + * Add boot progress record in the repository. + */ +static uint32_t add_sensor_sw_term_pdr(pldm_pdr *repo, + uint32_t *record_handle) +{ + int rc; + + rc = add_state_sensor_pdr( + repo, + record_handle, + PLDM_ENTITY_SYSTEM_CHASSIS, + PLDM_STATE_SET_SW_TERMINATION_STATUS, + enum_bit(PLDM_SW_TERM_NORMAL) | + enum_bit(PLDM_SW_TERM_GRACEFUL_SHUTDOWN_REQUESTED) | + enum_bit(PLDM_SW_TERM_GRACEFUL_SHUTDOWN)); + if (rc) { + prlog(PR_ERR, "%s - Failed to add states sensor PDR, rc: %d\n", + __func__, rc); + return rc; + } + + prlog(PR_DEBUG, "Add state sensor pdr (record handle: %d)\n", + *record_handle); + + return OPAL_SUCCESS; +} + +/* + * Add boot progress record in the repository. + */ +static uint32_t add_boot_progress_pdr(pldm_pdr *repo, + uint32_t *record_handle) +{ + int rc; + + rc = add_state_sensor_pdr( + repo, + record_handle, + PLDM_ENTITY_SYS_BOARD, + PLDM_STATE_SET_BOOT_PROGRESS, + enum_bit(PLDM_STATE_SET_BOOT_PROG_STATE_COMPLETED) | + enum_bit(PLDM_STATE_SET_BOOT_PROG_STATE_PCI_RESORUCE_CONFIG) | + enum_bit(PLDM_STATE_SET_BOOT_PROG_STATE_STARTING_OP_SYS)); + if (rc) { + prlog(PR_ERR, "%s - Failed to add boot progress PDR, rc: %d\n", + __func__, rc); + return rc; + } + + prlog(PR_DEBUG, "Add boot progress pdr (record handle: %d)\n", + *record_handle); + + return OPAL_SUCCESS; +} + +static int add_state_effecter_pdr(pldm_pdr *repo, + uint32_t *record_handle, + uint16_t entity_type, + uint16_t state_set_id, + uint32_t states) +{ + struct state_effecter_possible_states *possible_states; + struct pldm_state_effecter_pdr *pdr; + uint8_t DEFAULT_CONTAINER_ID = 0; + size_t state_size, pdr_size, actual_pdr_size = 0; + uint8_t *state_storage; + uint32_t swapped; + int rc; + + /* fill in possible states structure */ + state_size = sizeof(struct state_effecter_possible_states) + + sizeof(states) + - sizeof(bitfield8_t); + state_storage = zalloc(state_size); + if (!state_storage) { + prlog(PR_ERR, "failed to allocate storage data (size: 0x%lx)\n", state_size); + return OPAL_NO_MEM; + } + + possible_states = (struct state_effecter_possible_states *) state_storage; + possible_states->state_set_id = state_set_id; + possible_states->possible_states_size = sizeof(states); + + /* need to swap the byte order for little endian order */ + swapped = htole32(states); + memcpy(possible_states->states, &swapped, sizeof(swapped)); + + pdr_size = sizeof(struct pldm_state_effecter_pdr) + state_size; + pdr = zalloc(pdr_size); + if (!pdr) { + prlog(PR_ERR, "failed to allocate sensor pdr (size: 0x%lx)\n", pdr_size); + free(state_storage); + return OPAL_NO_MEM; + } + + /* header */ + pdr->hdr.record_handle = 0; /* ask libpldm to fill this out */ + pdr->hdr.version = 0; /* will be filled out by the encoder */ + pdr->hdr.type = 0; /* will be filled out by the encoder */ + pdr->hdr.record_change_num = 0; + pdr->hdr.length = 0; /* will be filled out by the encoder */ + + /* body */ + pdr->terminus_handle = HOST_TID; + pdr->effecter_id = sensor_effecter_id++; + pdr->entity_type = entity_type; + pdr->entity_instance = 1; + pdr->container_id = DEFAULT_CONTAINER_ID; + pdr->effecter_semantic_id = 0; /* PLDM defines no semantic IDs yet */ + pdr->effecter_init = PLDM_NO_INIT; + pdr->has_description_pdr = false; + pdr->composite_effecter_count = 1; + + rc = encode_state_effecter_pdr(pdr, pdr_size, possible_states, + state_size, &actual_pdr_size); + if (rc != PLDM_SUCCESS) { + prlog(PR_ERR, "%s - Failed to encode state effecter PDR, rc: %d\n", + __func__, rc); + free(state_storage); + free(pdr); + return rc; + } + + *record_handle = pldm_pdr_add(repo, + (const uint8_t *) pdr, + actual_pdr_size, + 0, false, HOST_TID); + + free(state_storage); + free(pdr); + + return OPAL_SUCCESS; +} + +/* + * Add state software termination record in the repository. + */ +static uint32_t add_state_sw_term_pdr(pldm_pdr *repo, + uint32_t *record_handle) +{ + int rc; + + rc = add_state_effecter_pdr( + repo, + record_handle, + PLDM_ENTITY_SYSTEM_CHASSIS, + PLDM_STATE_SET_SW_TERMINATION_STATUS, + enum_bit(PLDM_SW_TERM_GRACEFUL_SHUTDOWN_REQUESTED)); + if (rc) { + prlog(PR_ERR, "%s - Failed to add boot progress PDR, rc: %d\n", + __func__, rc); + return rc; + } + + prlog(PR_DEBUG, "Add state software termination pdr (record handle: %d)\n", + *record_handle); + + return OPAL_SUCCESS; +} + +/* + * Add terminus locator record in the repository. + */ +static int add_terminus_locator_pdr(pldm_pdr *repo, + uint32_t *record_handle) +{ + struct pldm_terminus_locator_type_mctp_eid *locator_value; + struct pldm_terminus_locator_pdr pdr; + uint8_t DEFAULT_CONTAINER_ID = 0; + uint32_t size; + + pdr.hdr.record_handle = 0; /* record_handle will be generated for us */ + pdr.hdr.version = 1; + pdr.hdr.type = PLDM_TERMINUS_LOCATOR_PDR; + pdr.hdr.record_change_num = 0; + pdr.hdr.length = htole16(sizeof(struct pldm_terminus_locator_pdr) - + sizeof(struct pldm_pdr_hdr)); + pdr.terminus_handle = htole16(HOST_TID); + pdr.validity = PLDM_TL_PDR_VALID; + pdr.tid = HOST_TID; + pdr.container_id = DEFAULT_CONTAINER_ID; + pdr.terminus_locator_type = PLDM_TERMINUS_LOCATOR_TYPE_MCTP_EID; + pdr.terminus_locator_value_size = sizeof(struct pldm_terminus_locator_type_mctp_eid); + locator_value = (struct pldm_terminus_locator_type_mctp_eid *)pdr.terminus_locator_value; + locator_value->eid = HOST_EID; + + size = sizeof(struct pldm_terminus_locator_pdr) + + sizeof(struct pldm_terminus_locator_type_mctp_eid); + + *record_handle = pldm_pdr_add(repo, + (const uint8_t *)(&pdr), size, + 0, false, HOST_TID); + + prlog(PR_DEBUG, "Add terminus locator pdr (record handle: %d)\n", + *record_handle); + + return OPAL_SUCCESS; +} + static int send_repository_changed_event(uint32_t num_changed_pdrs, uint32_t *record_handle) { @@ -384,6 +668,45 @@ static int send_repository_changed_event(uint32_t num_changed_pdrs, return OPAL_SUCCESS; } +static int add_hosted_pdrs(pldm_pdr *repo) +{ + static uint32_t records_handle[2]; + uint8_t hosted_pdrs = 0; + uint32_t record_handle; + int rc = OPAL_SUCCESS; + + rc = add_state_sw_term_pdr(repo, &record_handle); + if (!rc) { + records_handle[hosted_pdrs] = record_handle; + hosted_pdrs++; + } + + rc = add_sensor_sw_term_pdr(repo, &record_handle); + if (!rc) { + records_handle[hosted_pdrs] = record_handle; + hosted_pdrs++; + } + + rc = add_boot_progress_pdr(repo, &record_handle); + if (!rc) { + records_handle[hosted_pdrs] = record_handle; + hosted_pdrs++; + } + + rc = add_terminus_locator_pdr(repo, &record_handle); + if (!rc) { + records_handle[hosted_pdrs] = record_handle; + hosted_pdrs++; + } + + /* tell BMC that these PDRs have changed */ + rc = send_repository_changed_event(hosted_pdrs, records_handle); + if (rc) + prlog(PR_ERR, "%s - Failed to update hosted PDRs\n", __func__); + + return rc; +} + struct get_pdr_response { uint8_t completion_code; uint32_t next_record_hndl; @@ -629,6 +952,11 @@ int pldm_platform_init(void) if (rc) goto err; + /* add hosted pdrs */ + rc = add_hosted_pdrs(pdrs_repo); + if (rc) + goto err; + pdr_init_complete(true); prlog(PR_DEBUG, "%s - done\n", __func__); diff --git a/core/pldm/pldm.h b/core/pldm/pldm.h index ee4d493..df38ce5 100644 --- a/core/pldm/pldm.h +++ b/core/pldm/pldm.h @@ -35,6 +35,21 @@ struct pldm_tx_data { uint8_t data[1]; }; +/* Return an integer with a bit set in the position corresponding to + * the given enumeration (starting from 0 = the least significant + * bit) and zeroes in the other positions. + * Used for libpldm enumeration constants. + * + * + * @example enum_bit(0) = 0x00000001 + * @example enum_bit(1) = 0x00000002 + * @example enum_bit(4) = 0x00000010 + */ +inline uint32_t enum_bit(unsigned int enumeration) +{ + return 1 << enumeration; +} + struct pldm_rx_data { struct pldm_header_info hdrinf; /* parsed message header */ |