diff options
Diffstat (limited to 'core/cortex-m/cpu.h')
| -rw-r--r-- | core/cortex-m/cpu.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/core/cortex-m/cpu.h b/core/cortex-m/cpu.h index 0b03302bfc..dbad99650c 100644 --- a/core/cortex-m/cpu.h +++ b/core/cortex-m/cpu.h @@ -70,6 +70,26 @@ enum { #define CPU_SCB_DCISW CPUREG(0xe000ef60) #define CPU_SCB_DCCISW CPUREG(0xe000ef74) +/* Bitfield values for EXC_RETURN. */ +#define EXC_RETURN_ES_MASK BIT(0) +#define EXC_RETURN_ES_NON_SECURE 0 +#define EXC_RETURN_ES_SECURE BIT(0) +#define EXC_RETURN_SPSEL_MASK BIT(2) +#define EXC_RETURN_SPSEL_MSP 0 +#define EXC_RETURN_SPSEL_PSP BIT(2) +#define EXC_RETURN_MODE_MASK BIT(3) +#define EXC_RETURN_MODE_HANDLER 0 +#define EXC_RETURN_MODE_THREAD BIT(3) +#define EXC_RETURN_FTYPE_MASK BIT(4) +#define EXC_RETURN_FTYPE_ON 0 +#define EXC_RETURN_FTYPE_OFF BIT(4) +#define EXC_RETURN_DCRS_MASK BIT(5) +#define EXC_RETURN_DCRS_OFF 0 +#define EXC_RETURN_DCRS_ON BIT(5) +#define EXC_RETURN_S_MASK BIT(6) +#define EXC_RETURN_S_NON_SECURE 0 +#define EXC_RETURN_S_SECURE BIT(6) + /* Set up the cpu to detect faults */ void cpu_init(void); /* Enable the CPU I-cache and D-cache if they are not already enabled */ |