ChangeLog:

Change the parallel port from polling to interrupt-driven.

This was tested by Andreas Mundt with a parallel port printer.

Signed-off-by: Harald Gutmann <harald.gutmann@gmx.net>
Acked-by: Andreas B. Mundt <andi.mundt@web.de>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4405 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Harald Gutmann 2009-07-07 16:15:43 +00:00
parent 941c1fd52a
commit bf12ddae23
1 changed files with 41 additions and 5 deletions

View File

@ -214,12 +214,12 @@ DefinitionBlock ("DSDT.aml", "DSDT", 1, "LXBIOS", "LXB-DSDT", 1)
}
Method (_CRS, 0, NotSerialized)
{
Name (TMP, ResourceTemplate () {
Name (TMP0, ResourceTemplate () {
IO (Decode16, 0x0060, 0x0060, 0x01, 0x01)
IO (Decode16, 0x0064, 0x0064, 0x01, 0x01)
IRQNoFlags () {1}
})
Return (TMP)
Return (TMP0)
}
}
@ -233,12 +233,12 @@ DefinitionBlock ("DSDT.aml", "DSDT", 1, "LXBIOS", "LXB-DSDT", 1)
}
Method (_CRS, 0, NotSerialized)
{
Name (TMP, ResourceTemplate () {
Name (TMP1, ResourceTemplate () {
IO (Decode16, 0x0060, 0x0060, 0x01, 0x01)
IO (Decode16, 0x0064, 0x0064, 0x01, 0x01)
IRQNoFlags () {12}
})
Return (TMP)
Return (TMP1)
}
}
@ -254,13 +254,49 @@ DefinitionBlock ("DSDT.aml", "DSDT", 1, "LXBIOS", "LXB-DSDT", 1)
{
Name (BUF0, ResourceTemplate () {
IO (Decode16, 0x03F0, 0x03F0, 0x01, 0x06)
IO (Decode16, 0x03F7, 0x03F7, 0x00, 0x01)
IO (Decode16, 0x03F7, 0x03F7, 0x01, 0x01)
IRQNoFlags () {6}
DMA (Compatibility, NotBusMaster, Transfer8) {2}
})
Return (BUF0)
}
}
/* Parallel Port */
Device (LPT1)
{
Name (_HID, EisaId ("PNP0400"))
Method (_STA, 0, NotSerialized)
{
Return (0x0f)
}
Method (_CRS, 0, NotSerialized)
{
Name (BUF1, ResourceTemplate () {
IO (Decode16, 0x0378, 0x0378, 0x01, 0x08)
IRQNoFlags () {7}
})
Return (BUF1)
}
}
/* Parallel Port ECP */
Device (ECP1)
{
Name (_HID, EisaId ("PNP0401"))
Method (_STA, 0, NotSerialized)
{
Return (0x0f)
}
Method (_CRS, 0, NotSerialized)
{
Name (BUF1, ResourceTemplate () {
IO (Decode16, 0x0378, 0x0378, 0x01, 0x04)
IO (Decode16, 0x0778, 0x0778, 0x01, 0x04)
IRQNoFlags() {7}
DMA (Compatibility, NotBusMaster, Transfer8) {0,1,3}
})
Return (BUF1)
}
}
}
}
}