SR_IE
#define ARCH_EFI_IRQ_FLAGS_MASK (SR_IE | SR_SPIE)
csr_set(CSR_STATUS, SR_IE);
csr_clear(CSR_STATUS, SR_IE);
return csr_read_clear(CSR_STATUS, SR_IE);
return !(flags & SR_IE);
csr_set(CSR_STATUS, flags & SR_IE);