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Add disabling/enabling of shared interrupt, add testcase for interrupts

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This commit is contained in:
Jeroen Domburg
2016-12-07 21:30:21 +08:00
parent 32fa94935d
commit ae8c37e0b6
16 changed files with 348 additions and 102 deletions
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27
components/esp32/include/esp_intr_alloc.h
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@@ -47,6 +47,7 @@ extern "C" {
#define ESP_INTR_FLAG_SHARED (1<<8) ///< Interrupt can be shared between ISRs
#define ESP_INTR_FLAG_EDGE (1<<9) ///< Edge-triggered interrupt
#define ESP_INTR_FLAG_IRAM (1<<10) ///< ISR can be called if cache is disabled
#define ESP_INTR_FLAG_INTRDISABLED (1<<11) ///< Return with this interrupt disabled
#define ESP_INTR_FLAG_LOWMED (ESP_INTR_FLAG_LEVEL1|ESP_INTR_FLAG_LEVEL2|ESP_INTR_FLAG_LEVEL3) ///< Low and medium prio interrupts. These can be handled in C.
#define ESP_INTR_FLAG_HIGH (ESP_INTR_FLAG_LEVEL4|ESP_INTR_FLAG_LEVEL5|ESP_INTR_FLAG_LEVEL6|ESP_INTR_FLAG_NMI) ///< High level interrupts. Need to be handled in assembly.
@@ -79,8 +80,8 @@ extern "C" {
typedef void (*intr_handler_t)(void *arg);
typedef struct int_handle_data_t int_handle_data_t;
typedef int_handle_data_t* int_handle_t ;
typedef struct intr_handle_data_t intr_handle_data_t;
typedef intr_handle_data_t* intr_handle_t ;
/**
* @brief Mark an interrupt as a shared interrupt
@@ -134,7 +135,7 @@ esp_err_t esp_intr_reserve(int intno, int cpu);
* @param handler The interrupt handler. Must be NULL when an interrupt of level >3
* is requested, because these types of interrupts aren't C-callable.
* @param arg Optional argument for passed to the interrupt handler
* @param ret_handle Pointer to an int_handle_t to store a handle that can later be
* @param ret_handle Pointer to an intr_handle_t to store a handle that can later be
* used to request details or free the interrupt. Can be NULL if no handle
* is required.
*
@@ -142,7 +143,7 @@ esp_err_t esp_intr_reserve(int intno, int cpu);
* ESP_ERR_NOT_FOUND No free interrupt found with the specified flags
* ESP_OK otherwise
*/
esp_err_t esp_intr_alloc(int source, int flags, intr_handler_t handler, void *arg, int_handle_t *ret_handle);
esp_err_t esp_intr_alloc(int source, int flags, intr_handler_t handler, void *arg, intr_handle_t *ret_handle);
/**
@@ -171,7 +172,7 @@ esp_err_t esp_intr_alloc(int source, int flags, intr_handler_t handler, void *ar
* @param handler The interrupt handler. Must be NULL when an interrupt of level >3
* is requested, because these types of interrupts aren't C-callable.
* @param arg Optional argument for passed to the interrupt handler
* @param ret_handle Pointer to an int_handle_t to store a handle that can later be
* @param ret_handle Pointer to an intr_handle_t to store a handle that can later be
* used to request details or free the interrupt. Can be NULL if no handle
* is required.
*
@@ -179,7 +180,7 @@ esp_err_t esp_intr_alloc(int source, int flags, intr_handler_t handler, void *ar
* ESP_ERR_NOT_FOUND No free interrupt found with the specified flags
* ESP_OK otherwise
*/
esp_err_t esp_intr_alloc_intrstatus(int source, int flags, uint32_t intrstatusreg, uint32_t intrstatusmask, intr_handler_t handler, void *arg, int_handle_t *ret_handle);
esp_err_t esp_intr_alloc_intrstatus(int source, int flags, uint32_t intrstatusreg, uint32_t intrstatusmask, intr_handler_t handler, void *arg, intr_handle_t *ret_handle);
/**
@@ -194,7 +195,7 @@ esp_err_t esp_intr_alloc_intrstatus(int source, int flags, uint32_t intrstatusre
* where the interrupt is allocated on.
* ESP_OK otherwise
*/
esp_err_t esp_intr_free(int_handle_t handle);
esp_err_t esp_intr_free(intr_handle_t handle);
/**
@@ -204,7 +205,7 @@ esp_err_t esp_intr_free(int_handle_t handle);
*
* @return The core number where the interrupt is allocated
*/
int esp_intr_get_cpu(int_handle_t handle);
int esp_intr_get_cpu(intr_handle_t handle);
/**
* @brief Get the allocated interrupt for a certain handle
@@ -213,32 +214,36 @@ int esp_intr_get_cpu(int_handle_t handle);
*
* @return The interrupt number
*/
int esp_intr_get_intno(int_handle_t handle);
int esp_intr_get_intno(intr_handle_t handle);
/**
* @brief Disable the interrupt associated with the handle
*
* @note This function can only disable non-shared inteerupts allocated on the CPU that runs this function.
* @warning Do not call this in a critical section; when the critical section ends the interrupt status
* on critical section enter may be restored.
*
* @param handle The handle, as obtained by esp_intr_alloc or esp_intr_alloc_intrstatus
*
* @return ESP_ERR_INVALID_ARG if the combination of arguments is invalid.
* ESP_OK otherwise
*/
esp_err_t esp_intr_disable(int_handle_t handle);
esp_err_t esp_intr_disable(intr_handle_t handle);
/**
* @brief Ensable the interrupt associated with the handle
*
* @note This function can only enable non-shared inteerupts allocated on the CPU that runs this function.
* @warning Do not call this in a critical section; when the critical section ends the interrupt status
* on critical section enter may be restored.
*
* @param handle The handle, as obtained by esp_intr_alloc or esp_intr_alloc_intrstatus
*
* @return ESP_ERR_INVALID_ARG if the combination of arguments is invalid.
* ESP_OK otherwise
*/
esp_err_t esp_intr_enable(int_handle_t handle);
esp_err_t esp_intr_enable(intr_handle_t handle);
/**