From 7440843d3a1e108fdf78b8cfff073aa60a2a41f7 Mon Sep 17 00:00:00 2001
From: guanjiao ren <guanjiao.ren@ninebot.com>
Date: 星期五, 18 五月 2018 15:22:35 +0800
Subject: [PATCH] spi与dw_driver重写
---
源码/核心板/Src/platform/deca_mutex.c | 34 ++++++++++++++++++----------------
1 files changed, 18 insertions(+), 16 deletions(-)
diff --git "a/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/platform/deca_mutex.c" "b/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/platform/deca_mutex.c"
index 841f26c..1c742cc 100644
--- "a/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/platform/deca_mutex.c"
+++ "b/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/platform/deca_mutex.c"
@@ -14,14 +14,14 @@
#include "port.h"
// ---------------------------------------------------------------------------
//
-// NB: The purpose of this file is to provide for microprocessor interrupt enable/disable, this is used for
-// controlling mutual exclusion from critical sections in the code where interrupts and background
-// processing may interact. The code using this is kept to a minimum and the disabling time is also
+// NB: The purpose of this file is to provide for microprocessor interrupt enable/disable, this is used for
+// controlling mutual exclusion from critical sections in the code where interrupts and background
+// processing may interact. The code using this is kept to a minimum and the disabling time is also
// kept to a minimum, so blanket interrupt disable may be the easiest way to provide this. But at a
// minimum those interrupts coming from the decawave device should be disabled/re-enabled by this activity.
//
// In porting this to a particular microprocessor, the implementer may choose to use #defines in the
-// deca_irq.h include file to map these calls transparently to the target system. Alternatively the
+// deca_irq.h include file to map these calls transparently to the target system. Alternatively the
// appropriate code may be embedded in the functions provided below.
//
// This mutex dependent on HW port.
@@ -42,31 +42,32 @@
*
* Note: The body of this function is defined in deca_mutex.c and is platform specific
*
- * input parameters:
+ * input parameters:
*
* output parameters
*
* returns the state of the DW1000 interrupt
*/
-decaIrqStatus_t decamutexon(void)
+decaIrqStatus_t decamutexon(void)
{
- decaIrqStatus_t s = port_GetEXT_IRQStatus();
+ decaIrqStatus_t s = port_GetEXT_IRQStatus();
- if(s) {
- port_DisableEXT_IRQ(); //disable the external interrupt line
- }
- return s ; // return state before disable, value is used to re-enable in decamutexoff call
+ if(s)
+ {
+ port_DisableEXT_IRQ(); //disable the external interrupt line
+ }
+ return s ; // return state before disable, value is used to re-enable in decamutexoff call
}
/*! ------------------------------------------------------------------------------------------------------------------
* Function: decamutexoff()
*
- * Description: This function should re-enable interrupts, or at least restore their state as returned(&saved) by decamutexon
+ * Description: This function should re-enable interrupts, or at least restore their state as returned(&saved) by decamutexon
* This is called at the end of a critical section
*
* Note: The body of this function is defined in deca_mutex.c and is platform specific
*
- * input parameters:
+ * input parameters:
* @param s - the state of the DW1000 interrupt as returned by decamutexon
*
* output parameters
@@ -75,7 +76,8 @@
*/
void decamutexoff(decaIrqStatus_t s) // put a function here that re-enables the interrupt at the end of the critical section
{
- if(s) { //need to check the port state as we can't use level sensitive interrupt on the STM ARM
- port_EnableEXT_IRQ();
- }
+ if(s) //need to check the port state as we can't use level sensitive interrupt on the STM ARM
+ {
+ port_EnableEXT_IRQ();
+ }
}
--
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