value << STM_MODER_SHIFT(pin));
}
-static inline vuint32_t
+static inline uint32_t
stm_moder_get(struct stm_gpio *gpio, int pin) {
return (gpio->moder >> STM_MODER_SHIFT(pin)) & STM_MODER_MASK;
}
value << STM_OTYPER_SHIFT(pin));
}
-static inline vuint32_t
+static inline uint32_t
stm_otyper_get(struct stm_gpio *gpio, int pin) {
return (gpio->otyper >> STM_OTYPER_SHIFT(pin)) & STM_OTYPER_MASK;
}
value << STM_OSPEEDR_SHIFT(pin));
}
-static inline vuint32_t
+static inline uint32_t
stm_ospeedr_get(struct stm_gpio *gpio, int pin) {
return (gpio->ospeedr >> STM_OSPEEDR_SHIFT(pin)) & STM_OSPEEDR_MASK;
}
return (gpio->idr >> pin) & 1;
}
+static inline uint16_t
+stm_gpio_get_all(struct stm_gpio *gpio) {
+ return gpio->idr;
+}
+
extern struct stm_gpio stm_gpioa;
extern struct stm_gpio stm_gpiob;
extern struct stm_gpio stm_gpioc;
#define STM_FLASH_PEKEYR_PEKEY1 0x89ABCDEF
#define STM_FLASH_PEKEYR_PEKEY2 0x02030405
+#define STM_FLASH_PRGKEYR_PRGKEY1 0x8C9DAEBF
+#define STM_FLASH_PRGKEYR_PRGKEY2 0x13141516
+
struct stm_rcc {
vuint32_t cr;
vuint32_t icscr;
#define STM_LCD_CLR_UDDC (3)
#define STM_LCD_CLR_SOFC (1)
+/* The SYSTICK starts at 0xe000e010 */
+
+struct stm_systick {
+ vuint32_t csr;
+ vuint32_t rvr;
+ vuint32_t cvr;
+ vuint32_t calib;
+};
+
+extern struct stm_systick stm_systick;
+
+#define STM_SYSTICK_CSR_ENABLE 0
+#define STM_SYSTICK_CSR_TICKINT 1
+#define STM_SYSTICK_CSR_CLKSOURCE 2
+#define STM_SYSTICK_CSR_CLKSOURCE_HCLK_8 0
+#define STM_SYSTICK_CSR_CLKSOURCE_HCLK 1
+#define STM_SYSTICK_CSR_COUNTFLAG 16
+
/* The NVIC starts at 0xe000e100, so add that to the offsets to find the absolute address */
struct stm_nvic {
#define STM_TIM234_CCMR1_CC1S_INPUT_TRC 3
#define STM_TIM234_CCMR1_CC1S_MASK 3
-#define STM_TIM234_CCMR2_OC2CE 15
+#define STM_TIM234_CCMR2_OC4CE 15
#define STM_TIM234_CCMR2_OC4M 12
#define STM_TIM234_CCMR2_OC4M_FROZEN 0
#define STM_TIM234_CCMR2_OC4M_SET_HIGH_ON_MATCH 1