uint32_t flash_rom_get_speed(void)
{
uint32_t speed = 0;
SPIFlashInfo spi_flash_info = flash_rom_getinfo();
switch (spi_flash_info.speed)
{
case SPEED_40MHZ:
// 40MHz
speed = 40000000;
break;
case SPEED_26MHZ:
//26.7MHz
speed = 26700000;
break;
case SPEED_20MHZ:
// 20MHz
speed = 20000000;
break;
case SPEED_80MHZ:
//80MHz
speed = 80000000;
break;
}
return speed;
}
uint32_t flash_rom_get_size_byte(void)
{
static uint32_t flash_size = 0;
if (flash_size == 0)
{
switch (flash_rom_getinfo().size)
{
case SIZE_2MBIT:
// 2Mbit, 256kByte
flash_size = 256 * 1024;
break;
case SIZE_4MBIT:
// 4Mbit, 512kByte
flash_size = 512 * 1024;
break;
case SIZE_8MBIT:
// 8Mbit, 1MByte
flash_size = 1 * 1024 * 1024;
break;
case SIZE_16MBIT:
// 16Mbit, 2MByte
flash_size = 2 * 1024 * 1024;
break;
case SIZE_32MBIT:
// 32Mbit, 4MByte
flash_size = 4 * 1024 * 1024;
break;
case SIZE_16MBIT_8M_8M:
// 16Mbit, 2MByte
flash_size = 2 * 1024 * 1024;
break;
case SIZE_32MBIT_8M_8M:
// 32Mbit, 4MByte
flash_size = 4 * 1024 * 1024;
break;
case SIZE_32MBIT_16M_16M:
// 32Mbit, 4MByte
flash_size = 4 * 1024 * 1024;
break;
case SIZE_64MBIT:
// 64Mbit, 8MByte
flash_size = 8 * 1024 * 1024;
break;
case SIZE_128MBIT:
// 128Mbit, 16MByte
flash_size = 16 * 1024 * 1024;
break;
default:
// Unknown flash size, fall back mode.
flash_size = 512 * 1024;
break;
}
}
return flash_size;
}
uint8_t flash_rom_get_mode(void)
{
SPIFlashInfo spi_flash_info = flash_rom_getinfo();
switch (spi_flash_info.mode)
{
// Reserved for future use
case MODE_QIO:
break;
case MODE_QOUT:
break;
case MODE_DIO:
break;
case MODE_DOUT:
break;
}
return spi_flash_info.mode;
}
uint8_t flash_rom_get_size_type(void)
{
return flash_rom_getinfo().size;
}