113 lines
3.1 KiB
C
113 lines
3.1 KiB
C
/* SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
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* Copyright 2022 IBM Corp.
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*/
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#ifndef __COREPLDM_H__
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#define __COREPLDM_H__
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#include <ast.h>
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#include <base.h>
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#include <utils.h>
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#include <pldm.h>
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#define PLDM_MSG_SIZE(x) (sizeof(struct pldm_msg_hdr) + sizeof(x))
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/* For all of the encode functions just pass in a default ID (0x00) */
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#define DEFAULT_INSTANCE_ID 0
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extern bool watchdog_armed;
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extern int watchdog_period_sec;
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struct pldm_tx_data {
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/* Contains an message header and payload of an MCTP packet.
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* Size of data[]
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*/
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size_t data_size;
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/* Holds data related to the routing of an MCTP packet */
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bool tag_owner;
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uint8_t msg_tag;
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/* This byte is situated just before the message body */
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uint8_t mctp_msg_type;
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/* The message payload (e.g. PLDM message) */
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uint8_t data[1];
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};
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/* Return an integer with a bit set in the position corresponding to
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* the given enumeration (starting from 0 = the least significant
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* bit) and zeroes in the other positions.
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* Used for libpldm enumeration constants.
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*
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*
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* @example enum_bit(0) = 0x00000001
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* @example enum_bit(1) = 0x00000002
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* @example enum_bit(4) = 0x00000010
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*/
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inline uint32_t enum_bit(unsigned int enumeration)
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{
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return 1 << enumeration;
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}
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struct pldm_rx_data {
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struct pldm_header_info hdrinf; /* parsed message header */
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struct pldm_msg *msg;
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int msg_len;
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int source_eid;
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bool tag_owner;
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uint8_t msg_tag;
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};
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int pldm_mctp_message_tx(struct pldm_tx_data *tx);
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int pldm_mctp_message_rx(uint8_t eid, bool tag_owner, uint8_t msg_tag,
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const uint8_t *buf, int len);
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/* Responder support */
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int pldm_responder_handle_request(struct pldm_rx_data *rx);
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int pldm_responder_init(void);
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/* Requester support */
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int pldm_find_file_handle_by_lid_id(const char *lid_id,
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uint32_t *file_handle,
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uint32_t *file_length);
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int pldm_file_io_read_file(uint32_t file_handle, uint32_t file_length,
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uint32_t pos, void *buf, uint64_t len);
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int pldm_file_io_write_file(uint32_t file_handle, uint32_t pos,
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const void *buf, uint64_t len);
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int pldm_file_io_init(void);
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int pldm_fru_get_bmc_version(void *bv, int len);
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void pldm_fru_set_local_table(uint32_t *table_length,
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uint16_t *total_record_set_identifiers,
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uint16_t *total_table_records);
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int pldm_fru_get_local_table(void **fru_record_table_bytes,
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uint32_t *fru_record_table_size);
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int pldm_fru_init(void);
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int pldm_bios_find_lid_by_attr_name(const char *name, char **lid);
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int pldm_bios_get_lids_id(char **lid_ids_string);
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int pldm_bios_init(void);
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uint8_t pldm_base_get_bmc_tid(void);
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int pldm_base_get_tid_req(void);
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int pldm_platform_reload_pdrs(void);
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int pldm_platform_init(void);
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void pldm_platform_exit(void);
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int pldm_platform_pdr_find_record(uint32_t record_handle,
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uint8_t **pdr_data,
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uint32_t *pdr_data_size,
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uint32_t *next_record_handle);
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int pldm_requester_handle_response(struct pldm_rx_data *rx);
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int pldm_requester_queue(struct pldm_tx_data *tx,
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void (*complete)(struct pldm_rx_data *rx, void *data),
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void *complete_data);
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int pldm_requester_queue_and_wait(struct pldm_tx_data *tx,
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void **msg, size_t *msg_size);
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int pldm_requester_init(void);
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#endif /* __COREPLDM_H__ */
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