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https://github.com/KytyPS5/KytyPS5.git
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45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
#include <stdint.h>
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#if CPUINFO_MOCK
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extern uint32_t cpuinfo_arm_fpsid;
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extern uint32_t cpuinfo_arm_mvfr0;
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extern uint32_t cpuinfo_arm_wcid;
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static inline uint32_t read_fpsid(void) {
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return cpuinfo_arm_fpsid;
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}
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static inline uint32_t read_mvfr0(void) {
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return cpuinfo_arm_mvfr0;
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}
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static inline uint32_t read_wcid(void) {
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return cpuinfo_arm_wcid;
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}
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#else
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#if !defined(__ARM_ARCH_7A__) && !defined(__ARM_ARCH_8A__) && !(defined(__ARM_ARCH) && (__ARM_ARCH >= 7))
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/*
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* CoProcessor 10 is inaccessible from user mode since ARMv7,
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* and clang refuses to compile inline assembly when targeting ARMv7+
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*/
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static inline uint32_t read_fpsid(void) {
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uint32_t fpsid;
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__asm__ __volatile__("MRC p10, 0x7, %[fpsid], cr0, cr0, 0" : [fpsid] "=r" (fpsid));
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return fpsid;
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}
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static inline uint32_t read_mvfr0(void) {
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uint32_t mvfr0;
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__asm__ __volatile__("MRC p10, 0x7, %[mvfr0], cr7, cr0, 0" : [mvfr0] "=r" (mvfr0));
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return mvfr0;
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}
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#endif
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static inline uint32_t read_wcid(void) {
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uint32_t wcid;
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__asm__ __volatile__("MRC p1, 0, %[wcid], c0, c0" : [wcid] "=r" (wcid));
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return wcid;
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}
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#endif
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