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authorMarti Bolivar <mbolivar@leaflabs.com>2011-11-16 18:12:49 -0500
committerMarti Bolivar <mbolivar@leaflabs.com>2012-04-11 16:56:51 -0400
commita4ae6eea2fe541d4e457574d589b441b61fd7d9b (patch)
tree0e5854ba5a0ce923f32a8f9c69e2c5896aec99ad /libmaple/include
parentfa7a177a0cb6c1201912d9fcdfe6d86edffb9d79 (diff)
downloadlibrambutan-a4ae6eea2fe541d4e457574d589b441b61fd7d9b.tar.gz
librambutan-a4ae6eea2fe541d4e457574d589b441b61fd7d9b.zip
Move NVIC support for STM32F1 to libmaple/stm32f1.
Backwards-compatible. Only the headers need to change. Signed-off-by: Marti Bolivar <mbolivar@leaflabs.com>
Diffstat (limited to 'libmaple/include')
-rw-r--r--libmaple/include/libmaple/nvic.h122
1 files changed, 11 insertions, 111 deletions
diff --git a/libmaple/include/libmaple/nvic.h b/libmaple/include/libmaple/nvic.h
index d631eeb..afcb769 100644
--- a/libmaple/include/libmaple/nvic.h
+++ b/libmaple/include/libmaple/nvic.h
@@ -26,7 +26,7 @@
/**
* @file nvic.h
- * @brief Nested vector interrupt controller support.
+ * @brief Nested vectored interrupt controller support.
*
* Basic usage:
*
@@ -73,109 +73,20 @@ typedef struct nvic_reg_map {
/** NVIC register map base pointer. */
#define NVIC_BASE ((struct nvic_reg_map*)0xE000E100)
-/**
- * @brief Interrupt vector table interrupt numbers.
- *
- * Each positive-valued enumerator is the position of the
- * corresponding interrupt in the vector table. Negative-valued
- * enumerators correspond to interrupts controlled by the system
- * handler block.
- *
- * @see scb.h
- */
-typedef enum nvic_irq_num {
- NVIC_NMI = -14, /**< Non-maskable interrupt */
- NVIC_HARDFAULT = -13, /**< Hard fault (all class of fault) */
- NVIC_MEM_MANAGE = -12, /**< Memory management */
- NVIC_BUS_FAULT = -11, /**< Bus fault: prefetch fault, memory
- access fault. */
- NVIC_USAGE_FAULT = -10, /**< Usage fault: Undefined instruction or
- illegal state. */
- NVIC_SVC = -5, /**< System service call via SWI insruction */
- NVIC_DEBUG_MON = -4, /**< Debug monitor */
- NVIC_PEND_SVC = -2, /**< Pendable request for system service */
- NVIC_SYSTICK = -1, /**< System tick timer */
- NVIC_WWDG = 0, /**< Window watchdog interrupt */
- NVIC_PVD = 1, /**< PVD through EXTI line detection */
- NVIC_TAMPER = 2, /**< Tamper */
- NVIC_RTC = 3, /**< Real-time clock */
- NVIC_FLASH = 4, /**< Flash */
- NVIC_RCC = 5, /**< Reset and clock control */
- NVIC_EXTI0 = 6, /**< EXTI line 0 */
- NVIC_EXTI1 = 7, /**< EXTI line 1 */
- NVIC_EXTI2 = 8, /**< EXTI line 2 */
- NVIC_EXTI3 = 9, /**< EXTI line 3 */
- NVIC_EXTI4 = 10, /**< EXTI line 4 */
- NVIC_DMA_CH1 = 11, /**< DMA1 channel 1 */
- NVIC_DMA_CH2 = 12, /**< DMA1 channel 2 */
- NVIC_DMA_CH3 = 13, /**< DMA1 channel 3 */
- NVIC_DMA_CH4 = 14, /**< DMA1 channel 4 */
- NVIC_DMA_CH5 = 15, /**< DMA1 channel 5 */
- NVIC_DMA_CH6 = 16, /**< DMA1 channel 6 */
- NVIC_DMA_CH7 = 17, /**< DMA1 channel 7 */
- NVIC_ADC_1_2 = 18, /**< ADC1 and ADC2 */
- NVIC_USB_HP_CAN_TX = 19, /**< USB high priority or CAN TX */
- NVIC_USB_LP_CAN_RX0 = 20, /**< USB low priority or CAN RX0 */
- NVIC_CAN_RX1 = 21, /**< CAN RX1 */
- NVIC_CAN_SCE = 22, /**< CAN SCE */
- NVIC_EXTI_9_5 = 23, /**< EXTI line [9:5] */
- NVIC_TIMER1_BRK = 24, /**< Timer 1 break */
- NVIC_TIMER1_UP = 25, /**< Timer 1 update */
- NVIC_TIMER1_TRG_COM = 26, /**< Timer 1 trigger and commutation */
- NVIC_TIMER1_CC = 27, /**< Timer 1 capture/compare */
- NVIC_TIMER2 = 28, /**< Timer 2 */
- NVIC_TIMER3 = 29, /**< Timer 3 */
- NVIC_TIMER4 = 30, /**< Timer 4 */
- NVIC_I2C1_EV = 31, /**< I2C1 event */
- NVIC_I2C1_ER = 32, /**< I2C1 error */
- NVIC_I2C2_EV = 33, /**< I2C2 event */
- NVIC_I2C2_ER = 34, /**< I2C2 error */
- NVIC_SPI1 = 35, /**< SPI1 */
- NVIC_SPI2 = 36, /**< SPI2 */
- NVIC_USART1 = 37, /**< USART1 */
- NVIC_USART2 = 38, /**< USART2 */
- NVIC_USART3 = 39, /**< USART3 */
- NVIC_EXTI_15_10 = 40, /**< EXTI line [15:10] */
- NVIC_RTCALARM = 41, /**< RTC alarm through EXTI line */
- NVIC_USBWAKEUP = 42, /**< USB wakeup from suspend through
- EXTI line */
- NVIC_TIMER8_BRK = 43, /**< Timer 8 break */
- NVIC_TIMER8_UP = 44, /**< Timer 8 update */
- NVIC_TIMER8_TRG_COM = 45, /**< Timer 8 trigger and commutation */
- NVIC_TIMER8_CC = 46, /**< Timer 8 capture/compare */
-#ifdef STM32_HIGH_DENSITY
- NVIC_ADC3 = 47, /**< ADC3 */
- NVIC_FSMC = 48, /**< FSMC */
- NVIC_SDIO = 49, /**< SDIO */
- NVIC_TIMER5 = 50, /**< Timer 5 */
- NVIC_SPI3 = 51, /**< SPI3 */
- NVIC_UART4 = 52, /**< UART4 */
- NVIC_UART5 = 53, /**< UART5 */
- NVIC_TIMER6 = 54, /**< Timer 6 */
- NVIC_TIMER7 = 55, /**< Timer 7 */
- NVIC_DMA2_CH1 = 56, /**< DMA2 channel 1 */
- NVIC_DMA2_CH2 = 57, /**< DMA2 channel 2 */
- NVIC_DMA2_CH3 = 58, /**< DMA2 channel 3 */
- NVIC_DMA2_CH_4_5 = 59, /**< DMA2 channels 4 and 5 */
-#endif
-} nvic_irq_num;
-
/*
- * Initialises the interrupt controller and sets all interrupts to the
- * lowest priority.
+ * Note: The family header must define enum nvic_irq_num, which gives
+ * descriptive names to the interrupts and exceptions from NMI (-14)
+ * to the largest interrupt available in the family, where the value
+ * for nonnegative enumerators corresponds to its position in the
+ * vector table.
*
- * For stand-alone products, the base address is normally the start of
- * flash (0x08000000).
- *
- * @param vector_table_address base address of the vector table
+ * It also must define a static inline nvic_irq_disable_all(), which
+ * writes 0xFFFFFFFF to all ICE registers available in the family.
*/
-void nvic_init(uint32 vector_table_address, uint32 offset);
+#include <family/nvic.h>
-/**
- * Sets the base address of the vector table.
- */
+void nvic_init(uint32 address, uint32 offset);
void nvic_set_vector_table(uint32 address, uint32 offset);
-
void nvic_irq_set_priority(nvic_irq_num irqn, uint8 priority);
void nvic_sys_reset();
@@ -221,18 +132,7 @@ static inline void nvic_irq_disable(nvic_irq_num irq_num) {
* Calling this function is significantly faster than calling
* nvic_irq_disable() in a loop.
*/
-static inline void nvic_irq_disable_all(void) {
- /* Note: This only works up to XL density. The fix for
- * connectivity line is:
- *
- * NVIC_BASE->ICER[2] = 0xF;
- *
- * We don't support connectivity line devices (yet), so leave it
- * alone for now.
- */
- NVIC_BASE->ICER[0] = 0xFFFFFFFF;
- NVIC_BASE->ICER[1] = 0xFFFFFFFF;
-}
+static inline void nvic_irq_disable_all(void);
#ifdef __cplusplus
}