Fix incompletion on loading huge (more than 65280 bytes) binary device driver

2015-09-22 12:02:57 +09:00 · 2015-09-22 12:02:57 +09:00 · 2394f842ce
commit 2394f842ce
parent 5756cf8d26
1 changed files with 2 additions and 1 deletions
--- 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);
  }