1 /* SPDX-License-Identifier: GPL-2.0 */ 2 // Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd. 3 4 #ifndef __ABI_REG_OPS_H 5 #define __ABI_REG_OPS_H 6 #include <asm/reg_ops.h> 7 8 #define cprcr(reg) \ 9 ({ \ 10 unsigned int tmp; \ 11 asm volatile("cprcr %0, "reg"\n":"=b"(tmp)); \ 12 tmp; \ 13 }) 14 15 #define cpwcr(reg, val) \ 16 ({ \ 17 asm volatile("cpwcr %0, "reg"\n"::"b"(val)); \ 18 }) 19 mfcr_hint(void)20static inline unsigned int mfcr_hint(void) 21 { 22 return mfcr("cr30"); 23 } 24 mfcr_ccr2(void)25static inline unsigned int mfcr_ccr2(void) { return 0; } 26 27 #endif /* __ABI_REG_OPS_H */ 28