/*
 * 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.
 */

#pragma once

#include <stdint.h>

// FIXME: This interface totally sucks. It's really just me hacking around. I'll clean it up I promise.

#define FLASH_Sector_0     ((uint16_t)0x0000) /*!< Sector Number 0 */
#define FLASH_Sector_1     ((uint16_t)0x0008) /*!< Sector Number 1 */
#define FLASH_Sector_2     ((uint16_t)0x0010) /*!< Sector Number 2 */
#define FLASH_Sector_3     ((uint16_t)0x0018) /*!< Sector Number 3 */
#define FLASH_Sector_4     ((uint16_t)0x0020) /*!< Sector Number 4 */
#define FLASH_Sector_5     ((uint16_t)0x0028) /*!< Sector Number 5 */
#define FLASH_Sector_6     ((uint16_t)0x0030) /*!< Sector Number 6 */
#define FLASH_Sector_7     ((uint16_t)0x0038) /*!< Sector Number 7 */
#define FLASH_Sector_8     ((uint16_t)0x0040) /*!< Sector Number 8   */
#define FLASH_Sector_9     ((uint16_t)0x0048) /*!< Sector Number 9   */
#define FLASH_Sector_10    ((uint16_t)0x0050) /*!< Sector Number 10  */
#define FLASH_Sector_11    ((uint16_t)0x0058) /*!< Sector Number 11  */

#define ADDR_FLASH_SECTOR_0     ((uint32_t)0x08000000) /* Base @ of Sector 0, 16 Kbytes */
#define ADDR_FLASH_SECTOR_1     ((uint32_t)0x08004000) /* Base @ of Sector 1, 16 Kbytes */
#define ADDR_FLASH_SECTOR_2     ((uint32_t)0x08008000) /* Base @ of Sector 2, 16 Kbytes */
#define ADDR_FLASH_SECTOR_3     ((uint32_t)0x0800C000) /* Base @ of Sector 3, 16 Kbytes */
#define ADDR_FLASH_SECTOR_4     ((uint32_t)0x08010000) /* Base @ of Sector 4, 64 Kbytes */
#define ADDR_FLASH_SECTOR_5     ((uint32_t)0x08020000) /* Base @ of Sector 5, 128 Kbytes */
#define ADDR_FLASH_SECTOR_6     ((uint32_t)0x08040000) /* Base @ of Sector 6, 128 Kbytes */
#define ADDR_FLASH_SECTOR_7     ((uint32_t)0x08060000) /* Base @ of Sector 7, 128 Kbytes */

// stm32f2xx only has 512k of system flash, these sectors don't exist
#if defined(MICRO_FAMILY_STM32F4)
#define ADDR_FLASH_SECTOR_8     ((uint32_t)0x08080000) /* Base @ of Sector 8, 128 Kbytes */
#define ADDR_FLASH_SECTOR_9     ((uint32_t)0x080A0000) /* Base @ of Sector 9, 128 Kbytes */
#define ADDR_FLASH_SECTOR_10    ((uint32_t)0x080C0000) /* Base @ of Sector 10, 128 Kbytes */
#define ADDR_FLASH_SECTOR_11    ((uint32_t)0x080E0000) /* Base @ of Sector 11, 128 Kbytes */
#endif

void system_flash_erase(uint16_t sector);

void system_flash_write_byte(uint32_t address, uint8_t data);

uint32_t system_flash_read(uint32_t address);