diff options
Diffstat (limited to 'libgloss')
| -rw-r--r-- | libgloss/riscv/crt0.S | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/libgloss/riscv/crt0.S b/libgloss/riscv/crt0.S index 7a4e4e32c..f1c5419a5 100644 --- a/libgloss/riscv/crt0.S +++ b/libgloss/riscv/crt0.S @@ -26,6 +26,17 @@ _start: addi gp, gp, %pcrel_lo(1b) .option pop + /* Initialize jvt CSR (reg addr: 0x0017) */ + .weak __jvt_base$ + lla a0, __jvt_base$ + beqz a0, .Ljvt_init_end +.option push +.option norelax +.option arch, +zicsr + csrw 0x17, a0 +.option pop +.Ljvt_init_end: + # Clear the bss segment la a0, __bss_start la a2, _end |