diff --git a/.gitignore b/.gitignore
index d83202b..fff7e3d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,15 +5,36 @@
 
 # ── 编译输出目录 ───────────────────────────────────────────────────────────
 objs/
+obj/
 
-# ── 链接 / 编译产物（按路径忽略，避免误伤厂商预置 blob）──────────────────
+# ── make pre_build 生成（源文件分别是 sdk_ld.c / download.c / isd_config_rule.c）
+cpu/*/sdk.ld
+cpu/*/tools/download.bat
+cpu/*/tools/download.sh
+cpu/*/tools/isd_config.ini
+cpu/*/sdk_used_list.used
+
+# ── 链接 / 后处理产物（按路径忽略，避免误伤厂商预置 blob）────────────────
 # 注意：不可全局忽略 *.bin
-#   cpu/*/tools/ 下 aac.bin / ota.bin / p11_code.bin / br28loader.bin / eq_*.bin 等必须入库
+#   须入库：ota.bin / p11_code.bin / br28loader.bin / eq_cfg_hw_*.bin 等
+#   每次编译重写、不入库：data_code.bin / app.bin / eq_cfg_hw.bin / overlay 抽出 bin
 cpu/*/tools/sdk.elf
 cpu/*/tools/sdk.elf.*
 cpu/*/tools/sdk.map
 cpu/*/tools/app.bin
-cpu/*/sdk_used_list.used
+cpu/*/tools/text.bin
+cpu/*/tools/data.bin
+cpu/*/tools/data_code.bin
+cpu/*/tools/mov_slot.bin
+cpu/*/tools/psr_data_code.bin
+cpu/*/tools/common.bin
+cpu/*/tools/bank.bin
+cpu/*/tools/bank[0-9]*.bin
+cpu/*/tools/eq_cfg_hw.bin
+cpu/*/tools/aec.bin
+cpu/*/tools/aac.bin
+cpu/*/tools/aptx.bin
+cpu/*/tools/symbol_tbl.txt
 cpu/*/tools/local.db
 
 # LTO / LLVM 中间 bitcode（sdk.elf.*.bc）