}
static inline uint8_t
-stm_gpio_isset(struct stm_gpio *gpio, int pin) {
+stm_gpio_get(struct stm_gpio *gpio, int pin) {
return (gpio->idr >> pin) & 1;
}
#define STM_FLASH_ACR_PRFEN (1)
#define STM_FLASH_ACR_LATENCY (0)
+#define STM_FLASH_PECR_OBL_LAUNCH 18
+#define STM_FLASH_PECR_ERRIE 17
+#define STM_FLASH_PECR_EOPIE 16
+#define STM_FLASH_PECR_FPRG 10
+#define STM_FLASH_PECR_ERASE 9
+#define STM_FLASH_PECR_FTDW 8
+#define STM_FLASH_PECR_DATA 4
+#define STM_FLASH_PECR_PROG 3
+#define STM_FLASH_PECR_OPTLOCK 2
+#define STM_FLASH_PECR_PRGLOCK 1
+#define STM_FLASH_PECR_PELOCK 0
+
+#define STM_FLASH_SR_OPTVERR 11
+#define STM_FLASH_SR_SIZERR 10
+#define STM_FLASH_SR_PGAERR 9
+#define STM_FLASH_SR_WRPERR 8
+#define STM_FLASH_SR_READY 3
+#define STM_FLASH_SR_ENDHV 2
+#define STM_FLASH_SR_EOP 1
+#define STM_FLASH_SR_BSY 0
+
+#define STM_FLASH_PEKEYR_PEKEY1 0x89ABCDEF
+#define STM_FLASH_PEKEYR_PEKEY2 0x02030405
+
struct stm_rcc {
vuint32_t cr;
vuint32_t icscr;
uint8_t shift = (pin & 3) << 2;
uint8_t val = 0;
+ /* Enable SYSCFG */
+ stm_rcc.apb2enr |= (1 << STM_RCC_APB2ENR_SYSCFGEN);
+
if (gpio == &stm_gpioa)
val = STM_SYSCFG_EXTICR_PA;
else if (gpio == &stm_gpiob)
#define STM_I2C_CR2_FREQ_8_MHZ 8
#define STM_I2C_CR2_FREQ_16_MHZ 16
#define STM_I2C_CR2_FREQ_32_MHZ 32
-#define STM_I2C_CR2_FREQ_MASK 0x3f;
+#define STM_I2C_CR2_FREQ_MASK 0x3f
#define STM_I2C_SR1_SMBALERT 15
#define STM_I2C_SR1_TIMEOUT 14