mbed official
Official mbed Real Time Operating System based on the RTX implementation of the CMSIS-RTOS API open standard.
Dependents: denki-yohou_b TestY201 Network-RTOS NTPClient_HelloWorld ... more
Deprecated
This is the mbed 2 rtos library. mbed OS 5 integrates the mbed library with mbed-rtos. With this, we have provided thread safety for all mbed APIs. If you'd like to learn about using mbed OS 5, please see the docs.
Diff: rtx/TARGET_CORTEX_A/rt_CMSIS.c
- Revision:
- 67:63988a2238f7
- Parent:
- 49:77c8e4604045
- Child:
- 68:d3d0e710b443
--- a/rtx/TARGET_CORTEX_A/rt_CMSIS.c Mon Feb 23 18:30:08 2015 +0000
+++ b/rtx/TARGET_CORTEX_A/rt_CMSIS.c Fri Feb 27 10:00:40 2015 +0000
@@ -145,11 +145,63 @@
#define RET_pointer __r0
#define RET_int32_t __r0
+#define RET_uint32_t __r0
#define RET_osStatus __r0
#define RET_osPriority __r0
#define RET_osEvent {(osStatus)__r0, {(uint32_t)__r1}, {(void *)__r2}}
#define RET_osCallback {(void *)__r0, (void *)__r1}
+#if defined (__ARM_PCS_VFP)
+
+#define osEvent_type void
+#define osEvent_ret_status { __asm ("MOV r0, %0;" \
+ : /* no outputs */ \
+ : "r"(ret.status) \
+ : "r0" \
+ ); \
+ }
+#define osEvent_ret_value { __asm ("MOV r1, %0;" \
+ "MOV r0, %1;" \
+ : /* no outputs */ \
+ : "r"(ret.value.v), \
+ "r"(ret.status) \
+ : "r0", "r1" \
+ ); \
+ }
+#define osEvent_ret_msg { __asm ("MOV r2, %0;" \
+ "MOV r1, %1;" \
+ "MOV r0, %2;" \
+ : /* no outputs */ \
+ : "r"(ret.def.message_id), \
+ "r"(ret.value.v), \
+ "r"(ret.status) \
+ : "r0", "r1" , "r2" \
+ ); \
+ }
+
+#define osEvent_ret_mail { __asm ("MOV r2, %0;" \
+ "MOV r1, %1;" \
+ "MOV r0, %2;" \
+ : /* no outputs */ \
+ : "r"(ret.def.mail_id), \
+ "r"(ret.value.v), \
+ "r"(ret.status) \
+ : "r0", "r1" , "r2" \
+ ); \
+ }
+
+#define osCallback_type void
+#define osCallback_ret { __asm ("MOV r1, %0;" \
+ "MOV r0, %1;" \
+ : /* no outputs */ \
+ : "r"(ret.arg), \
+ "r"(ret.fp) \
+ : "r0", "r1" \
+ ); \
+ }
+
+#else /* defined (__ARM_PCS_VFP) */
+
#define osEvent_type ret128
#define osEvent_ret_status (ret128){ret.status}
#define osEvent_ret_value (ret128){ret.status, ret.value.v}
@@ -159,6 +211,8 @@
#define osCallback_type ret64
#define osCallback_ret (ret64) {(uint32_t)ret.fp, (uint32_t)ret.arg}
+#endif /* defined (__ARM_PCS_VFP) */
+
#define SVC_ArgN(n) \
register int __r##n __asm("r"#n);
@@ -808,14 +862,24 @@
if (millisec == 0) {
ret.status = osOK;
+#if defined (__GNUC__) && defined (__ARM_PCS_VFP)
+ osEvent_ret_status;
+ return;
+#else
return osEvent_ret_status;
+#endif
}
/* To Do: osEventSignal, osEventMessage, osEventMail */
rt_dly_wait(rt_ms2tick(millisec));
ret.status = osEventTimeout;
+#if defined (__GNUC__) && defined (__ARM_PCS_VFP)
+ osEvent_ret_status;
+ return;
+#else
return osEvent_ret_status;
+#endif
}
#endif
@@ -1046,13 +1110,23 @@
if (pt == NULL) {
ret.fp = NULL;
ret.arg = NULL;
+#if defined (__GNUC__) && defined (__ARM_PCS_VFP)
+ osCallback_ret;
+ return;
+#else
return osCallback_ret;
+#endif
}
ret.fp = (void *)pt->timer->ptimer;
ret.arg = pt->arg;
+#if defined (__GNUC__) && defined (__ARM_PCS_VFP)
+ osCallback_ret;
+ return;
+#else
return osCallback_ret;
+#endif
}
static __INLINE osStatus isrMessagePut (osMessageQId queue_id, uint32_t info, uint32_t millisec);
@@ -1195,7 +1269,12 @@
if (signals & (0xFFFFFFFF << osFeature_Signals)) {
ret.status = osErrorValue;
+#if defined (__GNUC__) && defined (__ARM_PCS_VFP)
+ osEvent_ret_status;
+ return;
+#else
return osEvent_ret_status;
+#endif
}
if (signals != 0) { // Wait for all specified signals
@@ -1212,7 +1291,12 @@
ret.value.signals = 0;
}
+#if defined (__GNUC__) && defined (__ARM_PCS_VFP)
+ osEvent_ret_value;
+ return;
+#else
return osEvent_ret_value;
+#endif
}
@@ -1694,24 +1778,44 @@
if (queue_id == NULL) {
ret.status = osErrorParameter;
+#if defined (__GNUC__) && defined (__ARM_PCS_VFP)
+ osEvent_ret_status;
+ return;
+#else
return osEvent_ret_status;
+#endif
}
if (((P_MCB)queue_id)->cb_type != MCB) {
ret.status = osErrorParameter;
+#if defined (__GNUC__) && defined (__ARM_PCS_VFP)
+ osEvent_ret_status;
+ return;
+#else
return osEvent_ret_status;
+#endif
}
res = rt_mbx_wait(queue_id, &ret.value.p, rt_ms2tick(millisec));
if (res == OS_R_TMO) {
ret.status = millisec ? osEventTimeout : osOK;
+#if defined (__GNUC__) && defined (__ARM_PCS_VFP)
+ osEvent_ret_value;
+ return;
+#else
return osEvent_ret_value;
+#endif
}
ret.status = osEventMessage;
+#if defined (__GNUC__) && defined (__ARM_PCS_VFP)
+ osEvent_ret_value;
+ return;
+#else
return osEvent_ret_value;
+#endif
}
