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Try STM Nucleo L432 LED.

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NIIBE Yutaka
2019-04-11 15:36:51 +09:00
parent e5e46b5de5
commit 054950bc9a
6 changed files with 127 additions and 8 deletions
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6
chopstx-cortex-m.c
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@@ -84,7 +84,7 @@ struct chx_stack_regs {
#define CPU_EXCEPTION_PRIORITY_INTERRUPT 0x40
#define CPU_EXCEPTION_PRIORITY_PENDSV 0x80
#define CPU_EXCEPTION_PRIORITY_SVC 0x80 /* No use in this arch */
#elif defined(__ARM_ARCH_7M__)
#elif defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
#define CPU_EXCEPTION_PRIORITY_SVC 0x30
#define CPU_EXCEPTION_PRIORITY_INHIBIT_SCHED 0x40
@@ -306,7 +306,7 @@ chx_sched (uint32_t yield)
{
register struct chx_thread *tp asm ("r0");
#if defined(__ARM_ARCH_7M__)
#if defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
asm volatile (
"svc #0"
: "=r" (tp) : "0" (yield): "memory");
@@ -648,7 +648,7 @@ preempt (void)
: /* no output */ : "r" (tp) : "memory");
}
#if defined(__ARM_ARCH_7M__)
#if defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
/*
* System call: switch to another thread.
* There are two cases: