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authorFathi Boudra <fathi.boudra@linaro.org>2012-12-15 09:08:08 +0200
committerFathi Boudra <fathi.boudra@linaro.org>2012-12-25 16:58:57 +0200
commitedde41b3c75bce779549bd2e1dba18eb7beb8267 (patch)
tree62ac7686da47a3ea220ec820679305f47dd1012b /docs/specs/pci-serial.txt
parentf77d2c3c841d1990d10ab147b770bf5673dbfacc (diff)
parent17d4e9b1e2d6d32da51278a4165621af99bade02 (diff)
Imported Debian patch 1.3.0-2012.12-0ubuntu1~linaro1debian/1.3.0-2012.12-0ubuntu1_linaro1
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+
+QEMU pci serial devices
+=======================
+
+There is one single-port variant and two muliport-variants. Linux
+guests out-of-the box with all cards. There is a Windows inf file
+(docs/qemupciserial.inf) to setup the single-port card in Windows
+guests.
+
+
+single-port card
+----------------
+
+Name: pci-serial
+PCI ID: 1b36:0002
+
+PCI Region 0:
+ IO bar, 8 bytes long, with the 16550 uart mapped to it.
+ Interrupt is wired to pin A.
+
+
+multiport cards
+---------------
+
+Name: pci-serial-2x
+PCI ID: 1b36:0003
+
+Name: pci-serial-4x
+PCI ID: 1b36:0004
+
+PCI Region 0:
+ IO bar, with two/four 16550 uart mapped after each other.
+ The first is at offset 0, second at offset 8, ...
+ Interrupt is wired to pin A.