mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-04 21:48:17 +00:00
157 lines
4.9 KiB
C
157 lines
4.9 KiB
C
/*
|
|
* This file is part of the Trezor project, https://trezor.io/
|
|
*
|
|
* Copyright (c) SatoshiLabs
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef TREZORHAL_XDISPLAY_H
|
|
#define TREZORHAL_XDISPLAY_H
|
|
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
#include "gfx_bitblt.h"
|
|
|
|
#include TREZOR_BOARD
|
|
|
|
// This is a universal API for controlling different types of display
|
|
// controllers.
|
|
//
|
|
// Currently, following displays displays are supported
|
|
//
|
|
// VG-2864KSWEG01 - OLED Mono / 128x64 pixels / SPI
|
|
// - Model T1B1 / Model T2B1
|
|
//
|
|
// UG-2828SWIG01 - OLED Mono / 128x128 pixels / Parallel
|
|
// - Early revisions of T2B1
|
|
//
|
|
// ST7789V - TFT RGB / 240x240 pixels / Parallel
|
|
// - Model T2T1 / Model T3T1
|
|
//
|
|
// ILI9341 - TFT RGB / 320x240 pixels / Parallel / LTDC + SPI
|
|
// - STM32F429I-DISC1 Discovery Board
|
|
//
|
|
// MIPI -
|
|
// - STM32U5A9J-DK Discovery Board
|
|
|
|
// Fully initializes the display controller.
|
|
void display_init(void);
|
|
|
|
// Called in application or bootloader to reinitialize an already initialized
|
|
// display controller without any distrubing visible effect (blinking, etc.).
|
|
void display_reinit(void);
|
|
|
|
// Waits for any backround operations (such as DMA copying) and returns.
|
|
//
|
|
// The function provides a barrier when jumping between
|
|
// boardloader/bootloader and firmware.
|
|
void display_finish_actions(void);
|
|
|
|
// Sets display backlight level ranging from 0 (off)..255 (maximum).
|
|
//
|
|
// The default backligt level is 0. Without settings it
|
|
// to some higher value the displayed pixels are not visible.
|
|
// Beware that his also applies to the emulator.
|
|
//
|
|
// Returns the set level (usually the same value or the
|
|
// closest value to the `level` argument)
|
|
int display_set_backlight(int level);
|
|
|
|
// Gets current display level ranging from 0 (off)..255 (maximum).
|
|
int display_get_backlight(void);
|
|
|
|
// Sets the display orientation.
|
|
//
|
|
// May accept one of following values: 0, 90, 180, 270
|
|
// but accepted values are model-dependent.
|
|
// Default display orientation is always 0.
|
|
//
|
|
// Returns the set orientation
|
|
int display_set_orientation(int angle);
|
|
|
|
// Gets the display's current orientation
|
|
//
|
|
// Returned value is one of 0, 90, 180, 270.
|
|
int display_get_orientation(void);
|
|
|
|
#ifdef XFRAMEBUFFER
|
|
|
|
typedef struct {
|
|
// Pointer to the top-left pixel
|
|
void *ptr;
|
|
// Stride in bytes
|
|
size_t stride;
|
|
|
|
} display_fb_info_t;
|
|
|
|
// Provides pointer to the inactive (writeable) framebuffer.
|
|
//
|
|
// If framebuffer is not available yet due to display refreshing etc.,
|
|
// the function may block until the buffer is ready to write.
|
|
display_fb_info_t display_get_frame_buffer(void);
|
|
|
|
#else // XFRAMEBUFFER
|
|
|
|
// Waits for the vertical synchronization pulse.
|
|
//
|
|
// Used for synchronization with the display refresh cycle
|
|
// to achieve tearless UX if possible when not using a frame buffer.
|
|
void display_wait_for_sync(void);
|
|
#endif
|
|
|
|
// Swaps the frame buffers
|
|
//
|
|
// The function waits for vertical synchronization and
|
|
// swaps the active (currently displayed) and the inactive frame buffers.
|
|
void display_refresh(void);
|
|
|
|
// Sets display to the mode compatible with the legacy bootloader code.
|
|
//
|
|
// This is used when switching between the firmware and the bootloader.
|
|
void display_set_compatible_settings(void);
|
|
|
|
// Following function define display's bitblt interface.
|
|
//
|
|
// These functions draw directly to to display or to the
|
|
// currently inactive framebuffer.
|
|
//
|
|
// bb->dst_row and bb->dst_stride must be 0
|
|
|
|
// Fills a rectangle with a solid color.
|
|
// This function is supported by all types of displays.
|
|
void display_fill(const gfx_bitblt_t *bb);
|
|
// Copies an RGB565 bitmap.
|
|
// This function is supported by RGB displays only.
|
|
void display_copy_rgb565(const gfx_bitblt_t *bb);
|
|
// Copies a MONO4 bitmap (supported only with RGB displays).
|
|
// This function is supported by RGB displays only.
|
|
void display_copy_mono4(const gfx_bitblt_t *bb);
|
|
// Copies a MONO1P bitmap.
|
|
// This function is supported by all types of displays.
|
|
void display_copy_mono1p(const gfx_bitblt_t *bb);
|
|
|
|
#ifdef TREZOR_EMULATOR
|
|
// Save the screen content to a file.
|
|
// The function is available only on the emulator.
|
|
const char *display_save(const char *prefix);
|
|
void display_clear_save(void);
|
|
#endif
|
|
|
|
// Adds some declarations needed to compile with the legacy code
|
|
// (will be removed with the display legacy code)
|
|
#include "xdisplay_legacy.h"
|
|
|
|
#endif // TREZORHAL_XDISPLAY_H
|