syscall.sh / riscv64 / clock_gettime
clock_gettime
clock and time functions
sys_clock_gettime(clockid_t which_clock, struct __kernel_timespec *tp)| number | 113 (0x71) |
|---|---|
| abi | 64 |
| entry point | sys_clock_gettime |
| since | Linux 4.15 |
| man page | clock_gettime(2) |
| source | elixir.bootlin.com |
Registers
| register | value |
|---|---|
a7 | 113, the syscall number |
a0 | clockid_t which_clock |
a1 | struct __kernel_timespec *tp |
a0 | the return value |
Then run ecall to enter the kernel.
Same syscall on other architectures
- x64 228
- x86 265
- arm64 113
- arm 263
- x32 1073742052
- loongarch64 113
- ppc64 246
- ppc 246
- s390x 260
- mips64 5222
- mipsn32 6226
- mipso32 4263
- alpha 420
- arc 113
- csky 113
- hexagon 113
- m68k 260
- microblaze 265
- nios2 113
- openrisc 113
- parisc 256
- sh 265
- sparc 257
- sparc64 257
- xtensa 245
Get this as JSON: https://api.syscall.sh/v2/syscalls/riscv64/clock_gettime