nVidia X11 configuration for dual portrait mode monitors

xorg.conf

Section "Monitor"
	Identifier     "Monitor0"
	VendorName     "Unknown"
	ModelName      "SHARP HDMI"
	HorizSync       15.0 - 75.0
	VertRefresh     23.0 - 76.0
	Option         "DPMS"
EndSection

Section "Screen"
	Identifier     "Screen0"
	Device         "Device0"
	Monitor        "Monitor0"
	DefaultDepth    24
	Option         "TwinView" "1"
	Option         "metamodes" "DFP-0: 1920x1080_60 +0+0 { Rotation=right }, DFP-1: 1920x1080_60 +1080+0 { Rotation=right }"
	SubSection "Display"
		Depth       24
	EndSubSection
EndSection

Section "InputDevice"
	Identifier     "Mouse0"
	Driver         "mouse"
	Option         "Protocol" "auto"
	Option         "Device" "/dev/psaux"
	Option         "Emulate3Buttons" "no"
	Option         "ZAxisMapping" "4 5"
EndSection

Section "InputDevice"
	Identifier     "Keyboard0"
	Driver         "kbd"
	# generated from default
EndSection

Section "ServerLayout"
	Identifier     "Layout0"
	Screen      0  "Screen0" 0 0
	InputDevice    "Keyboard0" "CoreKeyboard"
	InputDevice    "Mouse0" "CorePointer"
	Option         "Xinerama" "0"
EndSection

Section "Device"
	Identifier     "Device0"
	Driver         "nvidia"
	VendorName     "NVIDIA Corporation"
	BoardName      "GeForce 9300 GE"
	Option	"NoLogo"	"True"
EndSection