Ignore deleted files in bootloader

2021-07-06 21:50:56 +03:00 · 2021-07-06 21:50:56 +03:00 · 283ed06d7e
parent ad44d90db9
commit 283ed06d7e
1 changed files with 5 additions and 2 deletions
--- a/boot.asm
+++ b/boot.asm
@ -120,14 +120,17 @@ search_root:
 		cmp byte [si], 0
 		je .end

+		; Deleted file?
+		cmp byte [si], 0xe5
+		je .skipentry
+
 		test byte [si + 11], 0x08 + 0x10
 		jnz .skipentry

 		; Make sure the file has non-zero size
+		; File size must be <32K anyways so don't bother with >64K
 		cmp word [si + 28], 0
 		jne .isfile
-		cmp word [si + 30], 0
-		jne .isfile

 	.skipentry:
 		add si, 32