/* * Copyright (c) 2019-2020, Intel Corporation. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #ifndef SOCFPGA_MBOX_H #define SOCFPGA_MBOX_H #include #define MBOX_OFFSET 0xffa30000 #define MBOX_ATF_CLIENT_ID 0x1U #define MBOX_MAX_JOB_ID 0xFU #define MBOX_MAX_IND_JOB_ID (MBOX_MAX_JOB_ID - 1U) #define MBOX_JOB_ID MBOX_MAX_JOB_ID /* Mailbox Shared Memory Register Map */ #define MBOX_CIN 0x00 #define MBOX_ROUT 0x04 #define MBOX_URG 0x08 #define MBOX_INT 0x0C #define MBOX_COUT 0x20 #define MBOX_RIN 0x24 #define MBOX_STATUS 0x2C #define MBOX_CMD_BUFFER 0x40 #define MBOX_RESP_BUFFER 0xC0 /* Mailbox SDM doorbell */ #define MBOX_DOORBELL_TO_SDM 0x400 #define MBOX_DOORBELL_FROM_SDM 0x480 /* Mailbox commands */ #define MBOX_CMD_NOOP 0x00 #define MBOX_CMD_SYNC 0x01 #define MBOX_CMD_RESTART 0x02 #define MBOX_CMD_CANCEL 0x03 #define MBOX_CMD_GET_IDCODE 0x10 #define MBOX_CMD_REBOOT_HPS 0x47 /* Reconfiguration Commands */ #define MBOX_CONFIG_STATUS 0x04 #define MBOX_RECONFIG 0x06 #define MBOX_RECONFIG_DATA 0x08 #define MBOX_RECONFIG_STATUS 0x09 /* QSPI Commands */ #define MBOX_CMD_QSPI_OPEN 0x32 #define MBOX_CMD_QSPI_CLOSE 0x33 #define MBOX_CMD_QSPI_SET_CS 0x34 #define MBOX_CMD_QSPI_DIRECT 0x3B /* RSU Commands */ #define MBOX_GET_SUBPARTITION_TABLE 0x5A #define MBOX_RSU_STATUS 0x5B #define MBOX_RSU_UPDATE 0x5C #define MBOX_HPS_STAGE_NOTIFY 0x5D /* Mailbox Definitions */ #define CMD_DIRECT 0 #define CMD_INDIRECT 1 #define CMD_CASUAL 0 #define CMD_URGENT 1 #define MBOX_RESP_BUFFER_SIZE 16 #define MBOX_CMD_BUFFER_SIZE 32 /* Execution states for HPS_STAGE_NOTIFY */ #define HPS_EXECUTION_STATE_FSBL 0 #define HPS_EXECUTION_STATE_SSBL 1 #define HPS_EXECUTION_STATE_OS 2 /* Status Response */ #define MBOX_RET_OK 0 #define MBOX_RET_ERROR -1 #define MBOX_NO_RESPONSE -2 #define MBOX_WRONG_ID -3 #define MBOX_BUFFER_FULL -4 #define MBOX_TIMEOUT -2047 /* Reconfig Status Response */ #define RECONFIG_STATUS_STATE 0 #define RECONFIG_STATUS_PIN_STATUS 2 #define RECONFIG_STATUS_SOFTFUNC_STATUS 3 #define PIN_STATUS_NSTATUS (U(1) << 31) #define SOFTFUNC_STATUS_SEU_ERROR (1 << 3) #define SOFTFUNC_STATUS_INIT_DONE (1 << 1) #define SOFTFUNC_STATUS_CONF_DONE (1 << 0) #define MBOX_CFGSTAT_STATE_IDLE 0x00000000 #define MBOX_CFGSTAT_STATE_CONFIG 0x10000000 #define MBOX_CFGSTAT_STATE_FAILACK 0x08000000 #define MBOX_CFGSTAT_STATE_ERROR_INVALID 0xf0000001 #define MBOX_CFGSTAT_STATE_ERROR_CORRUPT 0xf0000002 #define MBOX_CFGSTAT_STATE_ERROR_AUTH 0xf0000003 #define MBOX_CFGSTAT_STATE_ERROR_CORE_IO 0xf0000004 #define MBOX_CFGSTAT_STATE_ERROR_HARDWARE 0xf0000005 #define MBOX_CFGSTAT_STATE_ERROR_FAKE 0xf0000006 #define MBOX_CFGSTAT_STATE_ERROR_BOOT_INFO 0xf0000007 #define MBOX_CFGSTAT_STATE_ERROR_QSPI_ERROR 0xf0000008 /* Mailbox Macros */ /* Mailbox interrupt flags and masks */ #define MBOX_INT_FLAG_COE 0x1 #define MBOX_INT_FLAG_RIE 0x2 #define MBOX_INT_FLAG_UAE 0x100 #define MBOX_COE_BIT(INTERRUPT) ((INTERRUPT) & 0x3) #define MBOX_UAE_BIT(INTERRUPT) (((INTERRUPT) & (1<<8))) /* Mailbox response and status */ #define MBOX_RESP_ERR(BUFFER) ((BUFFER) & 0x00000fff) #define MBOX_RESP_LEN(BUFFER) (((BUFFER) & 0x007ff000) >> 12) #define MBOX_RESP_CLIENT_ID(BUFFER) (((BUFFER) & 0xf0000000) >> 28) #define MBOX_RESP_JOB_ID(BUFFER) (((BUFFER) & 0x0f000000) >> 24) #define MBOX_STATUS_UA_MASK (1<<8) /* Mailbox command and response */ #define MBOX_CLIENT_ID_CMD(CLIENT_ID) ((CLIENT_ID) << 28) #define MBOX_JOB_ID_CMD(JOB_ID) (JOB_ID<<24) #define MBOX_CMD_LEN_CMD(CMD_LEN) ((CMD_LEN) << 12) #define MBOX_INDIRECT(val) ((val) << 11) #define MBOX_CMD_MASK(header) ((header) & 0x7ff) /* RSU Macros */ #define RSU_VERSION_ACMF BIT(8) #define RSU_VERSION_ACMF_MASK 0xff00 /* Mailbox Function Definitions */ void mailbox_set_int(int interrupt_input); int mailbox_init(void); void mailbox_set_qspi_close(void); void mailbox_set_qspi_open(void); void mailbox_set_qspi_direct(void); int mailbox_send_cmd(uint32_t job_id, unsigned int cmd, uint32_t *args, int len, int urgent, uint32_t *response, int resp_len); int mailbox_send_cmd_async(uint32_t *job_id, unsigned int cmd, uint32_t *args, int len, int indirect); int mailbox_read_response(uint32_t *job_id, uint32_t *response, int resp_len); int iterate_resp(int mbox_resp_len, uint32_t *resp_buf, int resp_len); void mailbox_reset_cold(void); void mailbox_clear_response(void); int intel_mailbox_get_config_status(uint32_t cmd); int intel_mailbox_is_fpga_not_ready(void); int mailbox_rsu_get_spt_offset(uint32_t *resp_buf, uint32_t resp_buf_len); int mailbox_rsu_status(uint32_t *resp_buf, uint32_t resp_buf_len); int mailbox_rsu_update(uint32_t *flash_offset); int mailbox_hps_stage_notify(uint32_t execution_stage); #endif /* SOCFPGA_MBOX_H */