From 2394f842ce1c090c3648dbdb4f2f29859648c6f5 Mon Sep 17 00:00:00 2001
From: lpproj <lpproj@gmail.com>
Date: Tue, 22 Sep 2015 12:02:57 +0900
Subject: [PATCH] Fix incompletion on loading huge (more than 65280 bytes)
 binary device driver

---
 kernel/task.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kernel/task.c b/kernel/task.c
index 2cd3fd2..deda778 100644
--- a/kernel/task.c
+++ b/kernel/task.c
@@ -469,7 +469,8 @@ COUNT DosComLoader(BYTE FAR * namep, exec_blk * exp, COUNT mode, COUNT fd)
     /* rewind to start */
     SftSeek(fd, 0, 0);
     /* read everything, but at most 64K - sizeof(PSP)             */
-    DosRWSft(fd, 0xff00, sp, XFR_READ);
+    /* lpproj: some device drivers (not exe) are larger than 0xff00bytes... */
+    DosRWSft(fd, (mode == OVERLAY) ? 0xfffeU : 0xff00U, sp, XFR_READ);
     DosCloseSft(fd, FALSE);
   }