diff options
| -rw-r--r-- | machine/emulation.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/machine/emulation.c b/machine/emulation.c index ae99908..e574b99 100644 --- a/machine/emulation.c +++ b/machine/emulation.c @@ -95,13 +95,13 @@ static inline int emulate_read_csr(int num, uintptr_t mstatus, uintptr_t* result switch (num) { case CSR_TIME: - if ((counteren >> (CSR_TIME - CSR_CYCLE)) & 1) + if (!((counteren >> (CSR_TIME - CSR_CYCLE)) & 1)) return -1; *result = *mtime; return 0; #ifdef __riscv32 case CSR_TIMEH: - if ((counteren >> (CSR_TIME - CSR_CYCLE)) & 1) + if (!((counteren >> (CSR_TIME - CSR_CYCLE)) & 1)) return -1; *result = *mtime >> 32; return 0; |