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authormalc <av1474@comtv.ru>2012-08-27 18:33:20 +0400
committermalc <av1474@comtv.ru>2012-08-27 18:33:20 +0400
commitdf8002103c3e262dc40d7b5e0eb2171ba28b1d63 (patch)
treec1f3010fc5622b38280019d82f6fcc5792761d43 /qemu-options.hx
parent4f213879f3cc695644cfd8bf603495e7316c78f6 (diff)
Revert "vga: add some optional CGA compatibility hacks"
This reverts commit 482f7bf86b43af9f6903c52726fedf82b28bf953. Signed-off-by: malc <av1474@comtv.ru>
Diffstat (limited to 'qemu-options.hx')
-rw-r--r--qemu-options.hx19
1 files changed, 0 insertions, 19 deletions
diff --git a/qemu-options.hx b/qemu-options.hx
index 0682338e9f..3e8085d463 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -975,25 +975,6 @@ Valid optional properties are
@item retrace=dumb|precise
Select dumb (default) or precise VGA retrace logic, useful for some
DOS games/demos.
-@item cga_hacks=@var{hack1}[+@var{hack2},[...]]
-Enable various extra CGA compatibility hacks for programs that are
-trying to directly set CGA modes without BIOS assistance nor
-real knowledge of EGA/VGA. These might only work with -vga std.
-Valid hacks are
-@table @option
-@item palette_blanking
-Wait to blank the screen until palette registers seem to actually be
-modified, instead of blanking it as soon as the palette address bit (0x10)
-of the attribute address register (0x3c0) is cleared.
-@item font_height
-Ignore attempts to change the VGA font height (index 9),
-cursor start (index 10), and cursor end (index 11) of the CRTC control
-registers (0x3d5) if trying to set them to the default for CGA fonts
-instead of VGA fonts.
-@item all
-Enable all CGA hacks. More CGA hacks may be added in future versions
-of qemu.
-@end table
@end table
ETEXI