#include "flash.h"
#include "gd32e230_fmc.h"



static void flash_erase_page(uint32_t addr)
{
	fmc_unlock();
	fmc_flag_clear(FMC_FLAG_END | FMC_FLAG_WPERR | FMC_FLAG_PGERR);
	fmc_page_erase(addr);
	fmc_flag_clear(FMC_FLAG_END | FMC_FLAG_WPERR | FMC_FLAG_PGERR);
	fmc_lock();
}

void flash_erase_programe(uint32_t base_addr, uint32_t count,uint32_t page_size)
{
	uint32_t temp_addr = base_addr;
	for(int i = 0; i < count; i++)
	{
		flash_erase_page(temp_addr);
		temp_addr += page_size;
	}
}

uint32_t flash_write_programe(uint32_t base_addr,void *source,uint32_t lenth)
{
	uint32_t temp_addr = base_addr;
	fmc_unlock();
	uint32_t *data = (uint32_t *)(source);
	uint32_t word_lenth = ((lenth % 4) == 0 ? (lenth/4):((lenth/4)+1));
	for(uint32_t i = 0; i < word_lenth;i++)
	{
		fmc_word_program(temp_addr,*data++);
		fmc_flag_clear(FMC_FLAG_END | FMC_FLAG_WPERR | FMC_FLAG_PGERR);
		temp_addr += 4;
	}
	fmc_lock();
	return temp_addr;
}