Add EXTI support

Revamp usrsw to use new exti code.
Add user switch callback function.

1 files changed, 0 insertions, 62 deletions

diff --git a/stm/stm32fxxx_it.c b/stm/stm32fxxx_it.c
index 1a6862bbd1..1cef4514c1 100644
--- a/stm/stm32fxxx_it.c
+++ b/stm/stm32fxxx_it.c
@@ -284,66 +284,4 @@ void TIM6_DAC_IRQHandler(void) {
     }
 }
 
-#include "std.h"
-#include "misc.h"
-#include "mpconfig.h"
-#include "qstr.h"
-#include "obj.h"
-#include "led.h"
-
-void Default_Handler(void); // Found in startup_stm32f40xx.s
-
-// EXTI
-// for USRSW on A13 for PYBOARD3, and B11 for NETDUINO_PLUS_2
-// for cc3000 on A14
-void EXTI15_10_IRQHandler(void) {
-    // work out if it's the user switch that had the interrupt
-    // Note that if the user switch is on a diffetent IRQ, then this code
-    // should be optimized out.
-    if (USRSW_EXTI_IRQN == EXTI15_10_IRQn) {
-        if (EXTI_GetITStatus(USRSW_EXTI_LINE) != RESET) {
-            // this is used just to wake the device
-            EXTI_ClearITPendingBit(USRSW_EXTI_LINE);
-        }
-    }
-    // work out if it's A14 that had the interrupt
-    if (EXTI_GetITStatus(EXTI_Line14) != RESET) {
-        led_toggle(PYB_LED_G2);
-        /* these are needed for CC3000 support
-        extern void SpiIntGPIOHandler(void);
-        extern uint32_t exti14_enabled;
-        extern uint32_t exti14_missed;
-        //printf("-> EXTI14 en=%lu miss=%lu\n", exti14_enabled, exti14_missed);
-        if (exti14_enabled) {
-            exti14_missed = 0;
-            SpiIntGPIOHandler(); // CC3000 interrupt
-        } else {
-            exti14_missed = 1;
-        }
-        */
-        EXTI_ClearITPendingBit(EXTI_Line14);
-        //printf("<- EXTI14 done\n");
-    }
-}
-
-// STM32F4DISC is setup for A0
-void EXTI0_IRQHandler(void) {
-    if (USRSW_EXTI_IRQN == EXTI0_IRQn) {
-        // this is used just to wake the device
-        EXTI_ClearITPendingBit(USRSW_EXTI_LINE);
-    } else {
-        Default_Handler();
-    }
-}
-
-// PYBOARD4 has button on PB3
-void EXTI3_IRQHandler(void) {
-    if (USRSW_EXTI_IRQN == EXTI3_IRQn) {
-        // this is used just to wake the device
-        EXTI_ClearITPendingBit(USRSW_EXTI_LINE);
-    } else {
-        Default_Handler();
-    }
-}
-
 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/