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/****************************************************************************
* configs/hn70ap/src/bootloader.h
*
* Copyright (C) 2018 Sebastien Lorquet. All rights reserved.
* Author: Sebastien Lorquet <sebastien@lorquet.fr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef BOOTLOADER_H
#define BOOTLOADER_H
#include <stdbool.h>
#define BOOTCODE __attribute__(( section(".boot.text") ))
#define BOOTRODATA __attribute__(( section(".boot.rodata") ))
#define BOOTBSS __attribute__(( section(".boot.bss") ))
#define CLOCK_SPEED 16000000LU
#define UART4_TX GPIO_PORT_C | GPIO_PIN_10 | GPIO_MODE_ALT | GPIO_TYPE_PP | GPIO_SPD_FAST | GPIO_INIT_SET | GPIO_ALT_8
#define UART4_RX GPIO_PORT_C | GPIO_PIN_11 | GPIO_MODE_ALT | GPIO_TYPE_PP | GPIO_SPD_FAST | GPIO_INIT_SET | GPIO_ALT_8
#define SPI2_MOSI GPIO_PORT_B | GPIO_PIN_15 | GPIO_MODE_ALT | GPIO_TYPE_PP | GPIO_SPD_FAST | GPIO_ALT_5
#define SPI2_MISO GPIO_PORT_B | GPIO_PIN_14 | GPIO_MODE_ALT | GPIO_TYPE_PP | GPIO_SPD_FAST | GPIO_ALT_5
#define SPI2_SCLK GPIO_PORT_B | GPIO_PIN_10 | GPIO_MODE_ALT | GPIO_TYPE_PP | GPIO_SPD_FAST | GPIO_ALT_5
#define FLASH_CS GPIO_PORT_A | GPIO_PIN_9 | GPIO_MODE_OUT | GPIO_TYPE_PP | GPIO_SPD_FAST | GPIO_INIT_SET
#define LED_HEARTBEAT GPIO_PORT_D | GPIO_PIN_15 | GPIO_MODE_OUT | GPIO_TYPE_OD | GPIO_SPD_FAST | GPIO_INIT_SET
#define LED_CPUACT GPIO_PORT_D | GPIO_PIN_11 | GPIO_MODE_OUT | GPIO_TYPE_OD | GPIO_SPD_FAST | GPIO_INIT_SET
#define LED_RED GPIO_PORT_B | GPIO_PIN_8 | GPIO_MODE_OUT | GPIO_TYPE_OD | GPIO_SPD_FAST | GPIO_INIT_SET
#define LED_ORANGE GPIO_PORT_B | GPIO_PIN_7 | GPIO_MODE_OUT | GPIO_TYPE_OD | GPIO_SPD_FAST | GPIO_INIT_SET
#define LED_GREEN GPIO_PORT_B | GPIO_PIN_6 | GPIO_MODE_OUT | GPIO_TYPE_OD | GPIO_SPD_FAST | GPIO_INIT_SET
#define BUTTON GPIO_PORT_E | GPIO_PIN_11 | GPIO_MODE_IN | GPIO_PULL_UP | GPIO_SPD_FAST
/* Register access */
#define putreg32(addr, val) *((volatile uint32_t*)(addr)) = (val)
#define getreg32(addr) (*((volatile uint32_t*)(addr)))
#define getreg16(addr) (*((volatile uint16_t*)(addr)))
#define modreg32(addr, set, clr) putreg32(addr, (getreg32(addr) & ~(clr)) | (set))
/* MEMIO */
#define PEEK_U32BE(addr) ( *(uint8_t*)(addr)<<24 | *((uint8_t*)(addr)+1)<<16 | *((uint8_t*)(addr)+2)<< 8 | *((uint8_t*)(addr)+3) )
/* Functions required for implementation of the above high level routines */
BOOTCODE void bootloader_inithardware(void);
BOOTCODE void bootloader_stophardware(void);
BOOTCODE bool bootloader_buttonpressed(void);
BOOTCODE bool bootloader_check(void);
BOOTCODE void bootloader_apply(void);
BOOTCODE void bootloader_cleanup(void);