stm32f2能够运行

mkrtos_knl/arch/cortex-m3/stm32f1/arch.h

@@ -124,8 +124,8 @@ void arch_set_enable_irq_prio(int inx, int sub_prio, int pre_prio);
 
 static inline __attribute__((optimize(0))) void preemption(void)
 {
-    cli();
     sti();
+    cli();
 }
 
 static inline umword_t intr_status(void)

mkrtos_knl/arch/cortex-m3/stm32f2/arch.h

@@ -127,8 +127,8 @@ void arch_set_enable_irq_prio(int inx, int sub_prio, int pre_prio);
 
 static inline __attribute__((optimize(0))) void preemption(void)
 {
-    cli();
     sti();
+    cli();
 }
 
 static inline umword_t intr_status(void)

mkrtos_knl/arch/cortex-m3/thread_armv7m.c

@@ -19,7 +19,7 @@
 #include "string.h"
 typedef struct entry_frame_tmp
 {
-    umword_t r[6];
+    umword_t r[8];
 } entry_frame_tmp_t;
 
 static void syscall_entry_raw(entry_frame_tmp_t entry);

mkrtos_knl/arch/cortex-m33/swm34s/arch.h

@@ -124,8 +124,8 @@ void arch_set_enable_irq_prio(int inx, int sub_prio, int pre_prio);
 
 static inline __attribute__((optimize(0))) void preemption(void)
 {
-    cli();
     sti();
+    cli();
 }
 
 static inline umword_t intr_status(void)

mkrtos_knl/arch/cortex-m4/stm32f4/arch.h

@@ -124,8 +124,8 @@ void arch_set_enable_irq_prio(int inx, int sub_prio, int pre_prio);
 
 static inline void preemption(void)
 {
-    cli();
     sti();
+    cli();
 }
 
 static inline umword_t intr_status(void)

mkrtos_knl/inc/knl/prot.h

@@ -57,8 +57,13 @@ typedef struct msg_tag
     .msg_buf_len = (msg_words),                                  \
     .map_buf_len = (buf_words),                                  \
     .prot = (p)})
+#if ARCH_WORD_SIZE == 64
 #define msg_tag_get_prot(tag) \
     ((int)((tag).prot))
+#else
+#define msg_tag_get_prot(tag) \
+    ((short)((tag).prot))
+#endif
 #define msg_tag_get_val(tag) msg_tag_get_prot(tag)
 
 typedef union syscall_prot

mkrtos_knl/knl/thread_knl.c

@@ -233,6 +233,6 @@ void start_kernel(void)
 
     while (1)
     {
-        knl_main();
+        // knl_main();
     }
 }