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IronOS/source/Core/BSP/Pine64/logo.cpp
2021-01-17 09:43:55 +11:00

26 lines
585 B
C++

/*
* logo.c
*
* Created on: 29 May 2020
* Author: Ralim
*/
#include "BSP.h"
#include "OLED.hpp"
// Second last page of flash set aside for logo image.
#define FLASH_LOGOADDR (0x8000000 | 0xF800)
// Logo header signature.
#define LOGO_HEADER_VALUE 0xF00DAA55
uint8_t showBootLogoIfavailable() {
// Do not show logo data if signature is not found.
if (LOGO_HEADER_VALUE != *(reinterpret_cast<const uint32_t*>(FLASH_LOGOADDR))) {
return 0;
}
OLED::drawAreaSwapped(0, 0, 96, 16, (uint8_t*) (FLASH_LOGOADDR + 4));
OLED::refresh();
return 1;
}