diff options
Diffstat (limited to 'os')
| -rw-r--r-- | os/ports/GCC/ARMCMx/chcore_v7m.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/os/ports/GCC/ARMCMx/chcore_v7m.c b/os/ports/GCC/ARMCMx/chcore_v7m.c index e4ea3a72e..ca45f4f1a 100644 --- a/os/ports/GCC/ARMCMx/chcore_v7m.c +++ b/os/ports/GCC/ARMCMx/chcore_v7m.c @@ -76,6 +76,7 @@ void SVCallVector(void) { #if CORTEX_USE_FPU
/* Restoring the special register SCB_FPCCR.*/
SCB_FPCCR = (uint32_t)ctxp->fpccr;
+ SCB_FPCAR = SCB_FPCAR + sizeof (struct extctx);
#endif
asm volatile ("msr PSP, %0" : : "r" (ctxp) : "memory");
port_unlock_from_isr();
@@ -102,6 +103,7 @@ void PendSVVector(void) { #if CORTEX_USE_FPU
/* Restoring the special register SCB_FPCCR.*/
SCB_FPCCR = (uint32_t)ctxp->fpccr;
+ SCB_FPCAR = SCB_FPCAR + sizeof (struct extctx);
#endif
asm volatile ("msr PSP, %0" : : "r" (ctxp) : "memory");
}
|