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- /* Copyright 2013-2015 Freescale Semiconductor Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * * Neither the name of the above-listed copyright holders nor the
- * names of any contributors may be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- *
- * ALTERNATIVELY, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") as published by the Free Software
- * Foundation, either version 2 of that License or (at your option) any
- * later version.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
- #ifndef __FSL_MC_CMD_H
- #define __FSL_MC_CMD_H
- #define MC_CMD_NUM_OF_PARAMS 7
- #define MAKE_UMASK64(_width) \
- ((u64)((_width) < 64 ? ((u64)1 << (_width)) - 1 : -1))
- static inline u64 mc_enc(int lsoffset, int width, u64 val)
- {
- return (u64)(((u64)val & MAKE_UMASK64(width)) << lsoffset);
- }
- static inline u64 mc_dec(u64 val, int lsoffset, int width)
- {
- return (u64)((val >> lsoffset) & MAKE_UMASK64(width));
- }
- struct mc_command {
- u64 header;
- u64 params[MC_CMD_NUM_OF_PARAMS];
- };
- enum mc_cmd_status {
- MC_CMD_STATUS_OK = 0x0, /* Completed successfully */
- MC_CMD_STATUS_READY = 0x1, /* Ready to be processed */
- MC_CMD_STATUS_AUTH_ERR = 0x3, /* Authentication error */
- MC_CMD_STATUS_NO_PRIVILEGE = 0x4, /* No privilege */
- MC_CMD_STATUS_DMA_ERR = 0x5, /* DMA or I/O error */
- MC_CMD_STATUS_CONFIG_ERR = 0x6, /* Configuration error */
- MC_CMD_STATUS_TIMEOUT = 0x7, /* Operation timed out */
- MC_CMD_STATUS_NO_RESOURCE = 0x8, /* No resources */
- MC_CMD_STATUS_NO_MEMORY = 0x9, /* No memory available */
- MC_CMD_STATUS_BUSY = 0xA, /* Device is busy */
- MC_CMD_STATUS_UNSUPPORTED_OP = 0xB, /* Unsupported operation */
- MC_CMD_STATUS_INVALID_STATE = 0xC /* Invalid state */
- };
- /*
- * MC command flags
- */
- /* High priority flag */
- #define MC_CMD_FLAG_PRI 0x00008000
- /* Command completion flag */
- #define MC_CMD_FLAG_INTR_DIS 0x01000000
- /*
- * TODO Remove following two defines after completion of flib 8.0.0
- * integration
- */
- #define MC_CMD_PRI_LOW 0 /*!< Low Priority command indication */
- #define MC_CMD_PRI_HIGH 1 /*!< High Priority command indication */
- #define MC_CMD_HDR_CMDID_O 52 /* Command ID field offset */
- #define MC_CMD_HDR_CMDID_S 12 /* Command ID field size */
- #define MC_CMD_HDR_TOKEN_O 38 /* Token field offset */
- #define MC_CMD_HDR_TOKEN_S 10 /* Token field size */
- #define MC_CMD_HDR_STATUS_O 16 /* Status field offset */
- #define MC_CMD_HDR_STATUS_S 8 /* Status field size*/
- #define MC_CMD_HDR_FLAGS_O 0 /* Flags field offset */
- #define MC_CMD_HDR_FLAGS_S 32 /* Flags field size*/
- #define MC_CMD_HDR_FLAGS_MASK 0xFF00FF00 /* Command flags mask */
- #define MC_CMD_HDR_READ_STATUS(_hdr) \
- ((enum mc_cmd_status)mc_dec((_hdr), \
- MC_CMD_HDR_STATUS_O, MC_CMD_HDR_STATUS_S))
- #define MC_CMD_HDR_READ_TOKEN(_hdr) \
- ((u16)mc_dec((_hdr), MC_CMD_HDR_TOKEN_O, MC_CMD_HDR_TOKEN_S))
- #define MC_CMD_HDR_READ_FLAGS(_hdr) \
- ((u32)mc_dec((_hdr), MC_CMD_HDR_FLAGS_O, MC_CMD_HDR_FLAGS_S))
- #define MC_EXT_OP(_ext, _param, _offset, _width, _type, _arg) \
- ((_ext)[_param] |= mc_enc((_offset), (_width), _arg))
- #define MC_CMD_OP(_cmd, _param, _offset, _width, _type, _arg) \
- ((_cmd).params[_param] |= mc_enc((_offset), (_width), _arg))
- #define MC_RSP_OP(_cmd, _param, _offset, _width, _type, _arg) \
- (_arg = (_type)mc_dec(_cmd.params[_param], (_offset), (_width)))
- static inline u64 mc_encode_cmd_header(u16 cmd_id,
- u32 cmd_flags,
- u16 token)
- {
- u64 hdr;
- hdr = mc_enc(MC_CMD_HDR_CMDID_O, MC_CMD_HDR_CMDID_S, cmd_id);
- hdr |= mc_enc(MC_CMD_HDR_FLAGS_O, MC_CMD_HDR_FLAGS_S,
- (cmd_flags & MC_CMD_HDR_FLAGS_MASK));
- hdr |= mc_enc(MC_CMD_HDR_TOKEN_O, MC_CMD_HDR_TOKEN_S, token);
- hdr |= mc_enc(MC_CMD_HDR_STATUS_O, MC_CMD_HDR_STATUS_S,
- MC_CMD_STATUS_READY);
- return hdr;
- }
- #endif /* __FSL_MC_CMD_H */
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