diff options
Diffstat (limited to 'arch/csky/abiv1/inc/abi/reg_ops.h')
-rw-r--r-- | arch/csky/abiv1/inc/abi/reg_ops.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/csky/abiv1/inc/abi/reg_ops.h b/arch/csky/abiv1/inc/abi/reg_ops.h new file mode 100644 index 0000000000..abd01a2433 --- /dev/null +++ b/arch/csky/abiv1/inc/abi/reg_ops.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef __ABI_REG_OPS_H +#define __ABI_REG_OPS_H +#include <asm/reg_ops.h> + +#define cprcr(reg) \ +({ \ + unsigned int tmp; \ + asm volatile("cprcr %0, "reg"\n":"=b"(tmp)); \ + tmp; \ +}) + +#define cpwcr(reg, val) \ +({ \ + asm volatile("cpwcr %0, "reg"\n"::"b"(val)); \ +}) + +static inline unsigned int mfcr_hint(void) +{ + return mfcr("cr30"); +} + +static inline unsigned int mfcr_ccr2(void) { return 0; } + +#endif /* __ABI_REG_OPS_H */ |