pebble/src/fw/drivers/display/ice40lp/snowy_boot.h
2025-01-27 11:38:16 -08:00

38 lines
1.3 KiB
C

/*
* Copyright 2024 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdbool.h>
#include <stdint.h>
//! Functions for controlling the display FPGA in bootloader mode, such as
//! early in the boot process before it is reconfigured in framebuffer mode.
//!
//! These functions all assume that all necessary GPIOs and the SPI peripheral
//! are configured correctly, and that the bootloader is already in bootloader
//! mode.
//! Display the Pebble logo and turn on the screen.
void boot_display_show_boot_splash(void);
//! Show the Pebble logo with a progress bar.
void boot_display_show_firmware_update_progress(
uint32_t numerator, uint32_t denominator);
//! Show a sad-watch error.
bool boot_display_show_error_code(uint32_t error_code);
//! Black out the screen and prepare for power down.
void boot_display_screen_off(void);