fix sbi interface for RustSBI version 0.2.2, adapting to RISC-V SBI v1.0.0

2026-05-05 12:24:30 +08:00 · 2022-07-20 23:10:27 +08:00
parent 6872910283
commit 70ae28ab22
16 changed files with 16 additions and 0 deletions
--- a/os2/src/sbi.rs
+++ b/os2/src/sbi.rs
@@ -10,6 +10,7 @@ fn sbi_call(which: usize, arg0: usize, arg1: usize, arg2: usize) -> usize {
    let mut ret;
    unsafe {
        core::arch::asm!(
+            "li x16, 0",
            "ecall",
            inlateout("x10") arg0 => ret,
            in("x11") arg1,