com32: go back to using real_mode_seg as bounce buffer

Go back to using real_mode_seg as bounce buffer; this reserves
xfer_buf_seg strictly for the in-core filesystem code.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>

diff --git a/core/com32.inc b/core/com32.inc
index b198dac..d9fdc68 100644 (file)
--- a/core/com32.inc
+++ b/core/com32.inc
@@ -86,7 +86,7 @@ com32_start:
                push dword core_cfarcall        ; Cfarcall entry point
                push dword core_farcall         ; Farcall entry point
                push dword (1 << 16)            ; 64K bounce buffer
-               push dword core_xfer_buf        ; Bounce buffer address
+               push dword core_real_mode       ; Bounce buffer address
                push dword core_intcall         ; Intcall entry point
                push dword command_line         ; Command line pointer
                push dword 7                    ; Argument count