173 lines
4.8 KiB
C
Executable file
173 lines
4.8 KiB
C
Executable file
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2013-2018 TRUSTONIC LIMITED
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* All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __DCITUI_H__
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#define __DCITUI_H__
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/* Linux checkpatch suggests to use the BIT macro */
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#ifndef BIT
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#define BIT(n) (1U << (n))
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#endif
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#ifndef u32
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#define u32 uint32_t
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#endif
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#ifndef u64
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#define u64 uint64_t
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#endif
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/**< Responses have bit 31 set */
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#define RSP_ID_MASK BIT(31)
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#define RSP_ID(cmd_id) (((u32)(cmd_id)) | RSP_ID_MASK)
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#define IS_CMD(cmd_id) ((((u32)(cmd_id)) & RSP_ID_MASK) == 0)
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#define IS_RSP(cmd_id) ((((u32)(cmd_id)) & RSP_ID_MASK) == RSP_ID_MASK)
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#define CMD_ID_FROM_RSP(rsp_id) ((rsp_id) & (~RSP_ID_MASK))
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/**
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* Return codes of driver commands.
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*/
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#define TUI_DCI_OK 0x00030000
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#define TUI_DCI_ERR_UNKNOWN_CMD 0x00030001
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#define TUI_DCI_ERR_NOT_SUPPORTED 0x00030002
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#define TUI_DCI_ERR_INTERNAL_ERROR 0x00030003
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#define TUI_DCI_ERR_NO_RESPONSE 0x00030004
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#define TUI_DCI_ERR_BAD_PARAMETERS 0x00030005
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#define TUI_DCI_ERR_NO_EVENT 0x00030006
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#define TUI_DCI_ERR_OUT_OF_DISPLAY 0x00030007
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/* ... add more error codes when needed */
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/**
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* Notification ID's for communication Trustlet Connector -> Driver.
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*/
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#define NOT_TUI_NONE 0
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/* NWd system event that closes the current TUI session*/
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#define NOT_TUI_CANCEL_EVENT 1
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/* TODO put this in HAL specific code */
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#define NOT_TUI_HAL_TOUCH_EVENT 0x80000001
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/**
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* Command ID's for communication Driver -> Trustlet Connector.
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*/
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#define CMD_TUI_SW_NONE 0
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/* SWd request to NWd to start the TUI session */
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#define CMD_TUI_SW_OPEN_SESSION 1
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/* SWd request to NWd to close the TUI session */
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#define CMD_TUI_SW_CLOSE_SESSION 2
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/* SWd request to NWd stop accessing display controller */
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#define CMD_TUI_SW_STOP_DISPLAY 3
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/* SWd request to get TlcTui DCI version */
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#define CMD_TUI_SW_GET_VERSION 4
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/* SWd request to NWd to execute a HAL command */
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#define CMD_TUI_SW_HAL 5
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#define CMD_TUI_HAL_NONE 0
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#define CMD_TUI_HAL_QUEUE_BUFFER 1
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#define CMD_TUI_HAL_QUEUE_DEQUEUE_BUFFER 2
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#define CMD_TUI_HAL_CLEAR_TOUCH_INTERRUPT 3
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#define CMD_TUI_HAL_HIDE_SURFACE 4
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#define CMD_TUI_HAL_GET_RESOLUTION 5
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/**
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* Maximum data length.
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*/
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#define MAX_DCI_DATA_LEN (1024 * 100)
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/*
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* TUI DCI VERSION
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*/
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#define TUI_DCI_VERSION_MAJOR (2u)
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#define TUI_DCI_VERSION_MINOR (0u)
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#define TUI_DCI_VERSION(major, minor) \
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((((major) & 0x0000ffff) << 16) | ((minor) & 0x0000ffff))
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#define TUI_DCI_VERSION_GET_MAJOR(version) (((version) >> 16) & 0x0000ffff)
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#define TUI_DCI_VERSION_GET_MINOR(version) ((version) & 0x0000ffff)
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/* Command payload */
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struct tui_disp_data_t {
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u32 buff_id;
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};
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struct tui_hal_cmd_t {
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u32 id; /* Id of the HAL command */
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u32 size; /* Size of the data associated to the HAL command */
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u64 data[2]; /* Data associated to the HAL command */
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};
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struct tui_hal_rsp_t {
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u32 id; /* Id of the HAL response */
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u32 return_code; /* Return code of the HAL response */
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u32 size; /* Size of the data associated to the HAL response */
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u32 data[3]; /* Data associated to the HAL response */
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};
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struct tui_alloc_data_t {
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u32 alloc_size;
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u32 num_of_buff;
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u32 screen_width; /* Board screen width */
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u32 screen_height; /* Board screen height */
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u32 screen_stride; /* Board stride */
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u32 bits_per_pixel; /* Board bits per pixel */
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};
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union dci_cmd_payload_t {
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struct tui_alloc_data_t alloc_data;
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struct tui_disp_data_t disp_data;
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struct tui_hal_cmd_t hal;
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};
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/* Command */
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struct dci_command_t {
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u32 id;
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union dci_cmd_payload_t payload;
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};
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/* TUI frame buffer (output from NWd) */
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struct tui_alloc_buffer_t {
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u64 pa;
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};
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#define MAX_DCI_BUFFER_NUMBER 4
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/* Response */
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struct dci_response_t {
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u32 id; /* must be command ID | RSP_ID_MASK */
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u32 return_code;
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union {
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struct tui_alloc_buffer_t alloc_buffer[MAX_DCI_BUFFER_NUMBER];
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struct tui_hal_rsp_t hal_rsp;
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};
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};
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/* DCI buffer */
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struct tui_dci_msg_t {
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u32 version;
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u32 nwd_notif; /* Notification from TlcTui to DrTui */
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struct dci_command_t cmd_nwd; /* Command from DrTui to TlcTui */
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struct dci_response_t nwd_rsp; /* Response from TlcTui to DrTui */
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u32 hal_cmd;
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u32 hal_rsp;
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u32 buff_id;
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};
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/**
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* Driver UUID. Update accordingly after reserving UUID
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*/
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#define DR_TUI_UUID { { 7, 0xC, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } }
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#endif /* __DCITUI_H__ */
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