From dda4095101f8e04924d32dbabfd038b32a93961c Mon Sep 17 00:00:00 2001 From: Christoph Grenz Date: Tue, 18 Jun 2013 01:26:50 +0200 Subject: w83627hf: Add comments about parallel port modes in superio.asl Add comments in PAR0._PRS explaining which dependent resource descriptor puts the parallel port into EPP or SPP mode. Change-Id: If4e224dbaf6f9105cde88d995d2e7c74fbf14502 Signed-off-by: Christoph Grenz Reviewed-on: http://review.coreboot.org/3495 Tested-by: build bot (Jenkins) Reviewed-by: Nico Huber --- src/superio/winbond/w83627hf/acpi/superio.asl | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/superio/winbond') diff --git a/src/superio/winbond/w83627hf/acpi/superio.asl b/src/superio/winbond/w83627hf/acpi/superio.asl index 69017feaab..ff95dfcaba 100644 --- a/src/superio/winbond/w83627hf/acpi/superio.asl +++ b/src/superio/winbond/w83627hf/acpi/superio.asl @@ -529,6 +529,7 @@ Device(SIO) { Name (_PRS, ResourceTemplate () { + /* Traditional configurations (SPP mode) */ StartDependentFn (0,1) { IO (Decode16, 0x0378, 0x0378, 0x04, 0x08) @@ -544,6 +545,7 @@ Device(SIO) { IO (Decode16, 0x03BC, 0x03BC, 0x04, 0x04) IRQNoFlags () {3,4,5,7,9,10,11,12} } + /* Traditional configurations (EPP mode) */ StartDependentFn (0,0) { IO (Decode16, 0x0378, 0x0378, 0x08, 0x08) @@ -554,11 +556,13 @@ Device(SIO) { IO (Decode16, 0x0278, 0x0278, 0x08, 0x08) IRQNoFlags () {3,4,5,7,9,10,11,12} } + /* Any configurable address (EPP mode) */ StartDependentFn (2,0) { IO (Decode16, 0x0100, 0x0FFC, 0x08, 0x08) IRQNoFlags () {3,4,5,7,9,10,11,12} } + /* Any configurable address (No EPP mode) */ StartDependentFn (2,1) { IO (Decode16, 0x0100, 0x0FFC, 0x04, 0x08) -- cgit v1.2.3