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authorPeter Maydell <peter.maydell@linaro.org>2014-05-01 16:02:45 +0100
committerPeter Maydell <peter.maydell@linaro.org>2014-05-01 16:02:45 +0100
commit87f6ede9bbccc03f337220478fb03fa70fbc3659 (patch)
tree5f700dc3912c1a76b8f0267092865b9e7dfc3e6b /docs
parent051b9980b99dbfba22ea5f79bd3708d513ae121d (diff)
parenta889bc2bb2a4eef105652be25eacfed74c9f1273 (diff)
downloadhqemu-87f6ede9bbccc03f337220478fb03fa70fbc3659.zip
hqemu-87f6ede9bbccc03f337220478fb03fa70fbc3659.tar.gz
Merge remote-tracking branch 'remotes/kraxel/tags/pull-vga-2' into staging
vga: add secondary stdvga variant # gpg: Signature made Mon 28 Apr 2014 10:11:44 BST using RSA key ID D3E87138 # gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" # gpg: aka "Gerd Hoffmann <gerd@kraxel.org>" # gpg: aka "Gerd Hoffmann (private) <kraxel@gmail.com>" * remotes/kraxel/tags/pull-vga-2: add secondary-vga to display-vga test add display-vga test vga: add secondary stdvga variant vga: allow non-global vmstate Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'docs')
-rw-r--r--docs/specs/standard-vga.txt13
1 files changed, 10 insertions, 3 deletions
diff --git a/docs/specs/standard-vga.txt b/docs/specs/standard-vga.txt
index 8a4c1e9..f82773e 100644
--- a/docs/specs/standard-vga.txt
+++ b/docs/specs/standard-vga.txt
@@ -5,9 +5,10 @@ QEMU Standard VGA
Exists in two variants, for isa and pci.
command line switches:
- -vga std [ picks isa for -M isapc, otherwise pci ]
- -device VGA [ pci variant ]
- -device isa-vga [ isa variant ]
+ -vga std [ picks isa for -M isapc, otherwise pci ]
+ -device VGA [ pci variant ]
+ -device isa-vga [ isa variant ]
+ -device secondary-vga [ legacy-free pci variant ]
PCI spec
@@ -31,9 +32,15 @@ PCI ROM Region:
Holds the vgabios (qemu 0.14+).
+The legacy-free variant has no ROM and has PCI_CLASS_DISPLAY_OTHER
+instead of PCI_CLASS_DISPLAY_VGA.
+
+
IO ports used
-------------
+Doesn't apply to the legacy-free pci variant, use the MMIO bar instead.
+
03c0 - 03df : standard vga ports
01ce : bochs vbe interface index port
01cf : bochs vbe interface data port (x86 only)
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