From 3cb4661c65f8770f30f2412ff8de136ce367c282 Mon Sep 17 00:00:00 2001
From: linfeng <chenlinfeng25@outlook.com>
Date: Sun, 7 Jun 2026 17:28:18 +0800
Subject: [PATCH] Replace jump instruction with lla and jr for kernel entry

With LTO disabled, a linker error occurs with the j jump instruction.
---
 components/someboot/src/arch/riscv64/entry.rs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/components/someboot/src/arch/riscv64/entry.rs b/components/someboot/src/arch/riscv64/entry.rs
index f56d66936f..5bdd8d94d0 100644
--- a/components/someboot/src/arch/riscv64/entry.rs
+++ b/components/someboot/src/arch/riscv64/entry.rs
@@ -15,8 +15,10 @@ pub unsafe extern "C" fn _head() -> ! {
     naked_asm!(
         ".option push",
         ".option norvc",
-        // code0/code1
-        "j {kernel_entry}",
+        // code0/code1: use lla+jr instead of j to avoid R_RISCV_JAL
+        // range limit (±1MB); lla expands to auipc+addi with ±2GB reach
+        "lla t0, {kernel_entry}",
+        "jr t0",
         "nop",
         ".option pop",
         // text_offset