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| author | Frediano Ziglio <frediano.ziglio@citrix.com> | 2012-05-07 13:39:27 +0100 |
|---|---|---|
| committer | Frediano Ziglio <frediano.ziglio@citrix.com> | 2012-05-07 13:39:27 +0100 |
| commit | 0ff01eebcd72f3e750e8659a5e14b3bd20744b7b (patch) | |
| tree | 2a2208b6f7ff3ea1b08d80798626c874ece82baa /tools/firmware | |
| parent | e7ee11ad729ae8cd59241e52fd4bc3e2f90b7918 (diff) | |
| download | xen-0ff01eebcd72f3e750e8659a5e14b3bd20744b7b.tar.gz xen-0ff01eebcd72f3e750e8659a5e14b3bd20744b7b.tar.bz2 xen-0ff01eebcd72f3e750e8659a5e14b3bd20744b7b.zip | |
vgabios: Make Windows 8 support greater resolutions
Apparently Windows 8 refuse to use any mode if has more than one page.
Signed-off-by: Frediano Ziglio <frediano.ziglio@citrix.com>
Committed-by: Keir Fraser <keir@xen.org>
Diffstat (limited to 'tools/firmware')
| -rw-r--r-- | tools/firmware/vgabios/vbe.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/firmware/vgabios/vbe.c b/tools/firmware/vgabios/vbe.c index 9625112573..a13e223487 100644 --- a/tools/firmware/vgabios/vbe.c +++ b/tools/firmware/vgabios/vbe.c @@ -944,9 +944,9 @@ Bit16u *AX;Bit16u CX; Bit16u ES;Bit16u DI; (size_64k > totalMemory)) info.ModeAttributes &= ~VBE_MODE_ATTRIBUTE_SUPPORTED; - if (using_lfb) { - info.NumberOfBanks = 1; - } + /* Windows 8 require this to be 1! */ + info.NumberOfBanks = 1; + if (info.WinAAttributes & VBE_WINDOW_ATTRIBUTE_RELOCATABLE) { info.WinFuncPtr = 0xC0000000UL; *(Bit16u *)&(info.WinFuncPtr) = (Bit16u)(dispi_set_bank_farcall); |