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#ifndef PLATFORM_H
#define PLATFORM_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stddef.h>
#include <stdint.h>
#include "base.h"
/* Maximum size for request */
#define PLDM_SET_STATE_EFFECTER_STATES_REQ_BYTES 19
/* Response lengths are inclusive of completion code */
#define PLDM_SET_STATE_EFFECTER_STATES_RESP_BYTES 1
#define PLDM_GET_PDR_REQ_BYTES 13
/* Minimum response length */
#define PLDM_GET_PDR_MIN_RESP_BYTES 12
enum set_request { PLDM_NO_CHANGE = 0x00, PLDM_REQUEST_SET = 0x01 };
enum effecter_state { PLDM_INVALID_VALUE = 0xFF };
enum pldm_platform_commands {
PLDM_SET_STATE_EFFECTER_STATES = 0x39,
PLDM_GET_PDR = 0x51,
};
/** @brief PLDM PDR types
*/
enum pldm_pdr_types {
PLDM_STATE_EFFECTER_PDR = 11,
};
/** @brief PLDM effecter initialization schemes
*/
enum pldm_effecter_init {
PLDM_NO_INIT,
PLDM_USE_INIT_PDR,
PLDM_ENABLE_EFFECTER,
PLDM_DISABLE_EFECTER
};
/** @brief PLDM Platform M&C completion codes
*/
enum pldm_platform_completion_codes {
PLDM_PLATFORM_INVALID_EFFECTER_ID = 0x80,
PLDM_PLATFORM_INVALID_STATE_VALUE = 0x81,
PLDM_PLATFORM_INVALID_RECORD_HANDLE = 0x82,
PLDM_PLATFORM_SET_EFFECTER_UNSUPPORTED_SENSORSTATE = 0x82,
};
/** @struct pldm_pdr_hdr
*
* Structure representing PLDM common PDR header
*/
struct pldm_pdr_hdr {
uint32_t record_handle;
uint8_t version;
uint8_t type;
uint16_t record_change_num;
uint16_t length;
} __attribute__((packed));
/** @struct pldm_state_effecter_pdr
*
* Structure representing PLDM state effecter PDR
*/
struct pldm_state_effecter_pdr {
struct pldm_pdr_hdr hdr;
uint16_t terminus_handle;
uint16_t effecter_id;
uint16_t entity_type;
uint16_t entity_instance;
uint16_t container_id;
uint16_t effecter_semantic_id;
uint8_t effecter_init;
bool8_t has_description_pdr;
uint8_t composite_effecter_count;
uint8_t possible_states[1];
} __attribute__((packed));
/** @struct state_effecter_possible_states
*
* Structure representing state enums for state effecter
*/
struct state_effecter_possible_states {
uint16_t state_set_id;
uint8_t possible_states_size;
bitfield8_t states[1];
} __attribute__((packed));
/** @struct set_effecter_state_field
*
* Structure representing a stateField in SetStateEffecterStates command */
typedef struct state_field_for_state_effecter_set {
uint8_t set_request; //!< Whether to change the state
uint8_t effecter_state; //!< Expected state of the effecter
} __attribute__((packed)) set_effecter_state_field;
/** @struct PLDM_SetStateEffecterStates_Request
*
* Structure representing PLDM set state effecter states request.
*/
struct pldm_set_state_effecter_states_req {
uint16_t effecter_id;
uint8_t comp_effecter_count;
set_effecter_state_field field[8];
} __attribute__((packed));
/** @struct pldm_get_pdr_resp
*
* structure representing GetPDR response packet
* transfer CRC is not part of the structure and will be
* added at the end of last packet in multipart transfer
*/
struct pldm_get_pdr_resp {
uint8_t completion_code;
uint32_t next_record_handle;
uint32_t next_data_transfer_handle;
uint8_t transfer_flag;
uint16_t response_count;
uint8_t record_data[1];
} __attribute__((packed));
/** @struct pldm_get_pdr_req
*
* structure representing GetPDR request packet
*/
struct pldm_get_pdr_req {
uint32_t record_handle;
uint32_t data_transfer_handle;
uint8_t transfer_op_flag;
uint16_t request_count;
uint16_t record_change_number;
} __attribute__((packed));
/* Responder */
/* SetStateEffecterStates */
/** @brief Create a PLDM response message for SetStateEffecterStates
*
* @param[in] instance_id - Message's instance id
* @param[in] completion_code - PLDM completion code
* @param[out] msg - Message will be written to this
* @return pldm_completion_codes
* @note Caller is responsible for memory alloc and dealloc of param
* 'msg.body.payload'
*/
int encode_set_state_effecter_states_resp(uint8_t instance_id,
uint8_t completion_code,
struct pldm_msg *msg);
/** @brief Decode SetStateEffecterStates request data
*
* @param[in] msg - Request message
* @param[in] payload_length - Length of request message payload
* @param[out] effecter_id - used to identify and access the effecter
* @param[out] comp_effecter_count - number of individual sets of effecter
* information. Upto eight sets of state effecter info can be accessed
* for a given effecter.
* @param[out] field - each unit is an instance of the stateFileld structure
* that is used to set the requested state for a particular effecter
* within the state effecter. This field holds the starting address of
* the stateField values. The user is responsible to allocate the
* memory prior to calling this command. Since the state field count is
* not known in advance, the user should allocate the maximum size
* always, which is 8 in number.
* @return pldm_completion_codes
*/
int decode_set_state_effecter_states_req(const struct pldm_msg *msg,
size_t payload_length,
uint16_t *effecter_id,
uint8_t *comp_effecter_count,
set_effecter_state_field *field);
/* GetPDR */
/** @brief Create a PLDM response message for GetPDR
*
* @param[in] instance_id - Message's instance id
* @param[in] completion_code - PLDM completion code
* @param[in] next_record_hndl - The recordHandle for the PDR that is next in
* the PDR Repository
* @param[in] next_data_transfer_hndl - A handle that identifies the next
* portion of the PDR data to be transferred, if any
* @param[in] transfer_flag - Indicates the portion of PDR data being
* transferred
* @param[in] resp_cnt - The number of recordData bytes returned in this
* response
* @param[in] record_data - PDR data bytes of length resp_cnt
* @param[in] transfer_crc - A CRC-8 for the overall PDR. This is present only
* in the last part of a PDR being transferred
* @param[out] msg - Message will be written to this
* @return pldm_completion_codes
* @note Caller is responsible for memory alloc and dealloc of param
* 'msg.payload'
*/
int encode_get_pdr_resp(uint8_t instance_id, uint8_t completion_code,
uint32_t next_record_hndl,
uint32_t next_data_transfer_hndl, uint8_t transfer_flag,
uint16_t resp_cnt, const uint8_t *record_data,
uint8_t transfer_crc, struct pldm_msg *msg);
/** @brief Decode GetPDR request data
*
* @param[in] msg - Request message
* @param[in] payload_length - Length of request message payload
* @param[out] record_hndl - The recordHandle value for the PDR to be retrieved
* @param[out] data_transfer_hndl - Handle used to identify a particular
* multipart PDR data transfer operation
* @param[out] transfer_op_flag - Flag to indicate the first or subsequent
* portion of transfer
* @param[out] request_cnt - The maximum number of record bytes requested
* @param[out] record_chg_num - Used to determine whether the PDR has changed
* while PDR transfer is going on
* @return pldm_completion_codes
*/
int decode_get_pdr_req(const struct pldm_msg *msg, size_t payload_length,
uint32_t *record_hndl, uint32_t *data_transfer_hndl,
uint8_t *transfer_op_flag, uint16_t *request_cnt,
uint16_t *record_chg_num);
/* Requester */
/* SetStateEffecterStates */
/** @brief Create a PLDM request message for SetStateEffecterStates
*
* @param[in] instance_id - Message's instance id
* @param[in] effecter_id - used to identify and access the effecter
* @param[in] comp_effecter_count - number of individual sets of effecter
* information. Upto eight sets of state effecter info can be accessed
* for a given effecter.
* @param[in] field - each unit is an instance of the stateField structure
* that is used to set the requested state for a particular effecter
* within the state effecter. This field holds the starting address of
* the stateField values. The user is responsible to allocate the
* memory prior to calling this command. The user has to allocate the
* field parameter as sizeof(set_effecter_state_field) *
* comp_effecter_count
* @param[out] msg - Message will be written to this
* @return pldm_completion_codes
* @note Caller is responsible for memory alloc and dealloc of param
* 'msg.payload'
*/
int encode_set_state_effecter_states_req(uint8_t instance_id,
uint16_t effecter_id,
uint8_t comp_effecter_count,
set_effecter_state_field *field,
struct pldm_msg *msg);
/** @brief Decode SetStateEffecterStates response data
* @param[in] msg - Request message
* @param[in] payload_length - Length of response message payload
* @param[out] completion_code - PLDM completion code
* @return pldm_completion_codes
*/
int decode_set_state_effecter_states_resp(const struct pldm_msg *msg,
size_t payload_length,
uint8_t *completion_code);
#ifdef __cplusplus
}
#endif
#endif /* PLATFORM_H */