209 lines
7.1 KiB
C
209 lines
7.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Data Path Soft Parser API
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*
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* Copyright 2018 NXP
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*/
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#ifndef _FSL_DPSPARSER_H
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#define _FSL_DPSPARSER_H
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/* DPSPARSER last supported API version */
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#define DPSPARSER_VER_MAJOR 1
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#define DPSPARSER_VER_MINOR 0
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/* Command IDs */
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#define DPSPARSER_CMDID_CLOSE 0x8001
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#define DPSPARSER_CMDID_OPEN 0x8111
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#define DPSPARSER_CMDID_CREATE 0x9111
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#define DPSPARSER_CMDID_DESTROY 0x9911
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#define DPSPARSER_CMDID_GET_API_VERSION 0xa111
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#define DPSPARSER_CMDID_APPLY_SPB 0x1181
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/* cmd, param, offset, width, type, arg_name */
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#define DPSPARSER_CMD_BLOB_SET_ADDR(cmd, addr) \
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MC_CMD_OP(cmd, 0, 0, 64, u64, addr)
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/* cmd, param, offset, width, type, arg_name */
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#define DPSPARSER_CMD_BLOB_REPORT_ERROR(cmd, err) \
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MC_RSP_OP(cmd, 0, 0, 16, u16, err)
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/* Data Path Soft Parser API
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* Contains initialization APIs and runtime control APIs for DPSPARSER
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*/
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struct fsl_mc_io;
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/* MC Unknown error: */
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#define MC_ERROR_MSG_SPB_UNKNOWN "Unknown MC error\n"
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/* MC Error messages (in order for each error code defined above): */
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#define MC_ERROR_MSG_APPLY_SPB \
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{ \
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"OK\n", \
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"BLOB : Magic number does not match\n", \
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"BLOB : Version does not match MC API version\n", \
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"BLOB : IP revision does not match HW revision\n", \
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"BLOB : Blob length is not a multiple of 4\n", \
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"BLOB : Invalid length detected\n", \
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"BLOB : Name length < 0 in 'blob-name'\n", \
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"BLOB : Name length not a 4 multiple in 'blob-name'\n", \
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"BLOB : No target HW parser selected\n", \
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"BLOB : SP size is negative\n", \
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"BLOB : Size is zero\n", \
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"BLOB : Number of protocols is negative\n", \
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"BLOB : Zero protocols\n", \
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"BLOB : Protocol name is null\n", \
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"BLOB : SP 'seq-start' is not in [0x40, 0xffc0) range\n", \
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"BLOB : Invalid base protocol\n", \
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"BLOB : Invalid parameters section\n", \
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"BLOB : Invalid parameter\n", \
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"BLOB : Invalid parameter configuration\n", \
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"BLOB : Not aligned value\n", \
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"BLOB : Invalid section TAG detected\n", \
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"BLOB : Section size is zero\n", \
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"BLOB : Section size not a 4 multiple\n", \
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"BLOB : Section size is too big\n", \
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"BLOB : No 'bytecode' section before\n", \
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"BLOB : No 'sp-protocols' section before\n", \
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"BLOB : No 'bytecode' section defined\n", \
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"BLOB : No 'sp-protocols' section defined\n", \
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"BLOB : Soft Parser BLOB parsing : Error detected\n", \
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"apply spb : Soft Parser BLOB is already applied\n", \
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"apply spb : BLOB address is not set\n", \
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"BLOB : SP parameter offset is not a 4 multiple\n", \
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"BLOB : SP parameter offset can't be less than 0x40\n", \
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"BLOB : Bytecode size is not a 4 multiple\n", \
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"BLOB : Bytecode size cannot be zero\n", \
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"BLOB : Bytecode can't overwrite the 0xFFE address\n", \
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"BLOB : No hardware parser selected as target\n", \
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"BLOB : Bytecode overlap detected\n", \
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"BLOB : No parser support\n", \
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"BLOB : Too many bytecode sections on WRIOP ingress\n", \
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"BLOB : Too many bytecode sections on WRIOP egress\n", \
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"BLOB : Too many bytecode sections on AIOP\n", \
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"BLOB : Duplicated protocol is already registered\n", \
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"BLOB : Maximum number of allowed protocols was exceeded\n", \
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"BLOB : Protocols limit exceeded\n", \
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"BLOB : Protocol is linked twice\n", \
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"BLOB : Soft parser is linked twice\n", \
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"BLOB : Parameter offset exceeds the maximum parameters limit\n", \
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"BLOB : Parameter size can't be 0 or greater than 64\n", \
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"BLOB : Parameter offset plus size exceeds the maximum limit\n", \
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"BLOB : Parameters number exceeds the maximum limit\n", \
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"BLOB : Duplicated parameter name\n", \
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"BLOB : Parameters overlapped detected\n", \
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"apply spb : No dpsparser handle.\n", \
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\
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MC_ERROR_MSG_SPB_UNKNOWN, \
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NULL, \
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}
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/**
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* dpsparser_open() - Open a control session for the specified object.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Returned token; use in subsequent API calls
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*
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* This function can be used to open a control session for an
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* already created object; an object may have been declared in
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* the DPL or by calling the dpsparser_create function.
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* This function returns a unique authentication token,
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* associated with the specific object ID and the specific MC
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* portal; this token must be used in all subsequent commands for
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* this specific object
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dpsparser_open(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 *token);
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/**
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* dpsparser_close() - Close the control session of the object
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPSPARSER object
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*
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* After this function is called, no further operations are
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* allowed on the object without opening a new control session.
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dpsparser_close(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token);
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/**
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* dpsparser_create() - Create the DPSPARSER object.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Returned token; use in subsequent API calls
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*
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* Create the DPSPARSER object, allocate required resources and
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* perform required initialization.
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*
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* The object can be created either by declaring it in the
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* DPL file, or by calling this function.
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* This function returns a unique authentication token,
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* associated with the specific object ID and the specific MC
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* portal; this token must be used in all subsequent calls to
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* this specific object. For objects that are created using the
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* DPL file, call dpsparser_open function to get an authentication
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* token first.
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dpsparser_create(struct fsl_mc_io *mc_io,
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u16 token,
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u32 cmd_flags,
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u32 *obj_id);
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/**
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* dpsparser_destroy() - Destroy the DPSPARSER object and release all its
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* resources.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPSPARSER object
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*
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* Return: '0' on Success; error code otherwise.
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*/
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int dpsparser_destroy(struct fsl_mc_io *mc_io,
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u16 token,
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u32 cmd_flags,
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u32 obj_id);
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/**
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* dpsparser_apply_spb() - Applies the Soft Parser Blob loaded at specified
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* address.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPSPARSER object
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* @blob_addr: Blob loading address
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* @error: Error reported by MC related to SP Blob parsing and apply
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*
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* Return: '0' on Success; error code otherwise.
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*/
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int dpsparser_apply_spb(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u64 blob_addr,
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u16 *error);
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/**
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* dpsparser_get_api_version - Retrieve DPSPARSER Major and Minor version info.
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*
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @major_ver: DPSPARSER major version
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* @minor_ver: DPSPARSER minor version
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dpsparser_get_api_version(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 *major_ver,
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u16 *minor_ver);
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#endif /* _FSL_DPSPARSER_H */
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