| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #ifndef PSP_VERSTAGE_SVC_H |
| #define PSP_VERSTAGE_SVC_H |
| |
| #define SVC_CALL4(SVC_ID, R0, R1, R2, R3, Ret) \ |
| __asm__ __volatile__ ( \ |
| "mov r0, %[reg0]\n\t" \ |
| "mov r1, %[reg1]\n\t" \ |
| "mov r2, %[reg2]\n\t" \ |
| "mov r3, %[reg3]\n\t" \ |
| "svc %[id]\n\t" \ |
| "mov %[result], r0\n\t" \ |
| : [result] "=r" (Ret) /* output */ \ |
| : [id] "i" (SVC_ID), [reg0] "r" (R0), [reg1] "r" (R1), [reg2] "r" (R2), \ |
| [reg3] "r" (R3) /* input(s) */ \ |
| : "r0", "r1", "r2", "r3", "memory", "cc" /* list of clobbered registers */); |
| |
| #define SVC_CALL3(SVC_ID, R0, R1, R2, Ret) \ |
| __asm__ __volatile__ ( \ |
| "mov r0, %[reg0]\n\t" \ |
| "mov r1, %[reg1]\n\t" \ |
| "mov r2, %[reg2]\n\t" \ |
| "svc %[id]\n\t" \ |
| "mov %[result], r0\n\t" \ |
| : [result] "=r" (Ret) /* output */ \ |
| : [id] "i" (SVC_ID), [reg0] "r" (R0), [reg1] "r" (R1), [reg2] "r" (R2) \ |
| : "r0", "r1", "r2", "memory", "cc" /* list of clobbered registers */); |
| |
| #define SVC_CALL2(SVC_ID, R0, R1, Ret) \ |
| __asm__ __volatile__ ( \ |
| "mov r0, %[reg0]\n\t" \ |
| "mov r1, %[reg1]\n\t" \ |
| "svc %[id]\n\t" \ |
| "mov %[result], r0\n\t" \ |
| : [result] "=r" (Ret) /* output */ \ |
| : [id] "i" (SVC_ID), [reg0] "r" (R0), [reg1] "r" (R1)/* input(s) */ \ |
| : "r0", "r1", "memory", "cc" /* list of clobbered registers */); |
| |
| #define SVC_CALL1(SVC_ID, R0, Ret) \ |
| __asm__ __volatile__ ( \ |
| "mov r0, %[reg0]\n\t" \ |
| "svc %[id]\n\t" \ |
| "mov %[result], r0\n\t" \ |
| : [result] "=r" (Ret) /* output */ \ |
| : [id] "i" (SVC_ID), [reg0] "r" (R0) /* input(s) */ \ |
| : "r0", "memory", "cc" /* list of clobbered registers */); |
| |
| #define SVC_CALL0(SVC_ID, Ret) \ |
| __asm__ __volatile__ ( \ |
| "svc %[id]\n\t" \ |
| "mov %[result], r0\n\t" \ |
| : [result] "=r" (Ret) /* output */ \ |
| : [id] "I" (SVC_ID) /* input(s) */ \ |
| : "memory", "cc" /* list of clobbered registers */); |
| |
| #endif /* PSP_VERSTAGE_SVC_H */ |