diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/configs/ls2085a_common.h | 4 | ||||
| -rw-r--r-- | include/fsl-mc/fsl_dpmng.h | 121 | ||||
| -rw-r--r-- | include/fsl-mc/fsl_mc.h (renamed from include/fsl_mc.h) | 0 | ||||
| -rw-r--r-- | include/fsl-mc/fsl_mc_cmd.h | 132 | ||||
| -rw-r--r-- | include/fsl-mc/fsl_mc_sys.h | 26 |
5 files changed, 280 insertions, 3 deletions
diff --git a/include/configs/ls2085a_common.h b/include/configs/ls2085a_common.h index 55f4c96360..17a1cde039 100644 --- a/include/configs/ls2085a_common.h +++ b/include/configs/ls2085a_common.h @@ -207,12 +207,10 @@ #define CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE (512UL * 1024 * 1024) #define CONFIG_SYS_LS_MC_FW_IN_NOR #define CONFIG_SYS_LS_MC_FW_ADDR 0x580200000ULL -/* TODO Actual FW length needs to be determined at runtime from FW header */ -#define CONFIG_SYS_LS_MC_FW_LENGTH (4U * 1024 * 1024) #define CONFIG_SYS_LS_MC_DPL_IN_NOR #define CONFIG_SYS_LS_MC_DPL_ADDR 0x5806C0000ULL /* TODO Actual DPL max length needs to be confirmed with the MC FW team */ -#define CONFIG_SYS_LS_MC_DPL_LENGTH 4096 +#define CONFIG_SYS_LS_MC_DPL_MAX_LENGTH (256 * 1024) #define CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET 0xe00000 /* Carve the MC private DRAM block from the end of DRAM */ diff --git a/include/fsl-mc/fsl_dpmng.h b/include/fsl-mc/fsl_dpmng.h new file mode 100644 index 0000000000..c2e1ddd18b --- /dev/null +++ b/include/fsl-mc/fsl_dpmng.h @@ -0,0 +1,121 @@ +/* Copyright 2014 Freescale Semiconductor Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ +/*! + * @file fsl_dpmng.h + * @brief Management Complex General API + */ + +#ifndef __FSL_DPMNG_H +#define __FSL_DPMNG_H + +/*! + * @Group grp_dpmng Management Complex General API + * + * @brief Contains general API for the Management Complex firmware + * @{ + */ + +struct fsl_mc_io; + +/** + * @brief Management Complex firmware version information + */ +#define MC_VER_MAJOR 4 +#define MC_VER_MINOR 0 + +struct mc_version { + uint32_t major; + /*!< Major version number: incremented on API compatibility changes */ + uint32_t minor; + /*!< Minor version number: incremented on API additions (that are + * backward compatible); reset when major version is incremented + */ + uint32_t revision; + /*!< Internal revision number: incremented on implementation changes + * and/or bug fixes that have no impact on API + */ +}; + +/** + * @brief Retrieves the Management Complex firmware version information + * + * @param[in] mc_io Pointer to opaque I/O object + * @param[out] mc_ver_info Pointer to version information structure + * + * @returns '0' on Success; Error code otherwise. + */ +int mc_get_version(struct fsl_mc_io *mc_io, struct mc_version *mc_ver_info); + +/** + * @brief Resets an AIOP tile + * + * @param[in] mc_io Pointer to opaque I/O object + * @param[in] container_id AIOP container ID + * @param[in] aiop_tile_id AIOP tile ID to reset + * + * @returns '0' on Success; Error code otherwise. + */ +int dpmng_reset_aiop(struct fsl_mc_io *mc_io, + int container_id, + int aiop_tile_id); + +/** + * @brief Loads an image to AIOP tile + * + * @param[in] mc_io Pointer to opaque I/O object + * @param[in] container_id AIOP container ID + * @param[in] aiop_tile_id AIOP tile ID to reset + * @param[in] img_iova I/O virtual address of AIOP ELF image + * @param[in] img_size Size of AIOP ELF image in memory (in bytes) + * + * @returns '0' on Success; Error code otherwise. + */ +int dpmng_load_aiop(struct fsl_mc_io *mc_io, + int container_id, + int aiop_tile_id, + uint64_t img_iova, + uint32_t img_size); + +/** + * @brief AIOP run configuration + */ +struct dpmng_aiop_run_cfg { + uint32_t cores_mask; + /*!< Mask of AIOP cores to run (core 0 in most significant bit) */ + uint64_t options; + /*!< Execution options (currently none defined) */ +}; + +/** + * @brief Starts AIOP tile execution + * + * @param[in] mc_io Pointer to MC portal's I/O object + * @param[in] container_id AIOP container ID + * @param[in] aiop_tile_id AIOP tile ID to reset + * @param[in] cfg AIOP run configuration + * + * @returns '0' on Success; Error code otherwise. + */ +int dpmng_run_aiop(struct fsl_mc_io *mc_io, + int container_id, + int aiop_tile_id, + const struct dpmng_aiop_run_cfg *cfg); + +/** + * @brief Resets MC portal + * + * This function closes all object handles (tokens) that are currently + * open in the MC portal on which the command is submitted. This allows + * cleanup of stale handles that belong to non-functional user processes. + * + * @param[in] mc_io Pointer to MC portal's I/O object + * + * @returns '0' on Success; Error code otherwise. + */ +int dpmng_reset_mc_portal(struct fsl_mc_io *mc_io); + +/** @} */ + +#endif /* __FSL_DPMNG_H */ diff --git a/include/fsl_mc.h b/include/fsl-mc/fsl_mc.h index b9f089e5f3..b9f089e5f3 100644 --- a/include/fsl_mc.h +++ b/include/fsl-mc/fsl_mc.h diff --git a/include/fsl-mc/fsl_mc_cmd.h b/include/fsl-mc/fsl_mc_cmd.h new file mode 100644 index 0000000000..e7fcb5b142 --- /dev/null +++ b/include/fsl-mc/fsl_mc_cmd.h @@ -0,0 +1,132 @@ +/* Copyright 2014 Freescale Semiconductor Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef __FSL_MC_CMD_H +#define __FSL_MC_CMD_H + +#define MC_CMD_NUM_OF_PARAMS 7 + +#define MAKE_UMASK64(_width) \ + ((uint64_t)((_width) < 64 ? ((uint64_t)1 << (_width)) - 1 : -1)) + +static inline uint64_t u64_enc(int lsoffset, int width, uint64_t val) +{ + return (uint64_t)(((uint64_t)val & MAKE_UMASK64(width)) << lsoffset); +} +static inline uint64_t u64_dec(uint64_t val, int lsoffset, int width) +{ + return (uint64_t)((val >> lsoffset) & MAKE_UMASK64(width)); +} + +struct mc_command { + uint64_t header; + uint64_t 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 */ +}; + +#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_AUTHID_O 38 /* Authentication ID field offset */ +#define MC_CMD_HDR_AUTHID_S 10 /* Authentication ID 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_PRI_O 15 /* Priority field offset */ +#define MC_CMD_HDR_PRI_S 1 /* Priority field size */ + +#define MC_CMD_HDR_READ_STATUS(_hdr) \ + ((enum mc_cmd_status)u64_dec((_hdr), \ + MC_CMD_HDR_STATUS_O, MC_CMD_HDR_STATUS_S)) + +#define MC_CMD_HDR_READ_AUTHID(_hdr) \ + ((uint16_t)u64_dec((_hdr), MC_CMD_HDR_AUTHID_O, MC_CMD_HDR_AUTHID_S)) + +#define MC_CMD_PRI_LOW 0 /*!< Low Priority command indication */ +#define MC_CMD_PRI_HIGH 1 /*!< High Priority command indication */ + +#define MC_CMD_OP(_cmd, _param, _offset, _width, _type, _arg) \ + ((_cmd).params[_param] |= u64_enc((_offset), (_width), _arg)) + +#define MC_RSP_OP(_cmd, _param, _offset, _width, _type, _arg) \ + (_arg = (_type)u64_dec(_cmd.params[_param], (_offset), (_width))) + +static inline uint64_t mc_encode_cmd_header(uint16_t cmd_id, + uint8_t priority, + uint16_t auth_id) +{ + uint64_t hdr; + + hdr = u64_enc(MC_CMD_HDR_CMDID_O, MC_CMD_HDR_CMDID_S, cmd_id); + hdr |= u64_enc(MC_CMD_HDR_AUTHID_O, MC_CMD_HDR_AUTHID_S, auth_id); + hdr |= u64_enc(MC_CMD_HDR_PRI_O, MC_CMD_HDR_PRI_S, priority); + hdr |= u64_enc(MC_CMD_HDR_STATUS_O, MC_CMD_HDR_STATUS_S, + MC_CMD_STATUS_READY); + + return hdr; +} + +/** + * mc_write_command - writes a command to a Management Complex (MC) portal + * + * @portal: pointer to an MC portal + * @cmd: pointer to a filled command + */ +static inline void mc_write_command(struct mc_command __iomem *portal, + struct mc_command *cmd) +{ + int i; + + /* copy command parameters into the portal */ + for (i = 0; i < MC_CMD_NUM_OF_PARAMS; i++) + writeq(cmd->params[i], &portal->params[i]); + + /* submit the command by writing the header */ + writeq(cmd->header, &portal->header); +} + +/** + * mc_read_response - reads the response for the last MC command from a + * Management Complex (MC) portal + * + * @portal: pointer to an MC portal + * @resp: pointer to command response buffer + * + * Returns MC_CMD_STATUS_OK on Success; Error code otherwise. + */ +static inline enum mc_cmd_status mc_read_response( + struct mc_command __iomem *portal, + struct mc_command *resp) +{ + int i; + enum mc_cmd_status status; + + /* Copy command response header from MC portal: */ + resp->header = readq(&portal->header); + status = MC_CMD_HDR_READ_STATUS(resp->header); + if (status != MC_CMD_STATUS_OK) + return status; + + /* Copy command response data from MC portal: */ + for (i = 0; i < MC_CMD_NUM_OF_PARAMS; i++) + resp->params[i] = readq(&portal->params[i]); + + return status; +} + +int mc_send_command(struct fsl_mc_io *mc_io, struct mc_command *cmd); + +#endif /* __FSL_MC_CMD_H */ diff --git a/include/fsl-mc/fsl_mc_sys.h b/include/fsl-mc/fsl_mc_sys.h new file mode 100644 index 0000000000..c0befe01d2 --- /dev/null +++ b/include/fsl-mc/fsl_mc_sys.h @@ -0,0 +1,26 @@ +/* + * Freescale Layerscape Management Complex (MC) Environment-specific code + * + * Copyright (C) 2014 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _FSL_MC_SYS_H +#define _FSL_MC_SYS_H + +#include <asm/io.h> + +struct mc_command; + +/* + * struct mc_portal_wrapper - MC command portal wrapper object + */ +struct fsl_mc_io { + struct mc_command __iomem *mmio_regs; +}; + +int mc_send_command(struct fsl_mc_io *mc_io, + struct mc_command *cmd); + +#endif /* _FSL_MC_SYS_H */ |