Patchwork [RESEND,VGABIOS,4/5] - biosfn_write_teletype: fixed attribute when scrolling in text mode

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Submitter Gerd Hoffmann
Date Aug. 19, 2010, 10:25 a.m.
Message ID <1282213508-8654-5-git-send-email-kraxel@redhat.com>
Download mbox | patch
Permalink /patch/62130/
State New
Headers show

Comments

Gerd Hoffmann - Aug. 19, 2010, 10:25 a.m.
From: Volker Ruppert <info@vruppert.de>

---
 vgabios.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

Patch

diff --git a/vgabios.c b/vgabios.c
index fbc3588..ea3aae8 100644
--- a/vgabios.c
+++ b/vgabios.c
@@ -2039,7 +2039,9 @@  Bit8u car;Bit8u page;Bit8u attr;Bit8u flag;
   {
    if(vga_modes[line].class==TEXT)
     {
-     biosfn_scroll(0x01,0x07,0,0,nbrows-1,nbcols-1,page,SCROLL_UP);
+     address=SCREEN_MEM_START(nbcols,nbrows,page)+(xcurs+(ycurs-1)*nbcols)*2;
+     attr=read_byte(vga_modes[line].sstart,address+1);
+     biosfn_scroll(0x01,attr,0,0,nbrows-1,nbcols-1,page,SCROLL_UP);
     }
    else
     {
@@ -2047,7 +2049,7 @@  Bit8u car;Bit8u page;Bit8u attr;Bit8u flag;
     }
    ycurs-=1;
   }
- 
+
  // Set the cursor for the page
  cursor=ycurs; cursor<<=8; cursor+=xcurs;
  biosfn_set_cursor_pos(page,cursor);