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/* SPDX-License-Identifier: GPL-2.0-only */
/* This file is part of the coreboot project. */
/* 0:14.3 - LPC */
Device(LIBR) {
Name(_ADR, 0x00140003)
/* Method(_INI) {
* DBGO("\\_SB\\PCI0\\LpcIsaBr\\_INI\n")
} */ /* End Method(_SB.SBRDG._INI) */
OperationRegion(CFG,PCI_Config,0x0,0x100) // Map PCI Configuration Space
Field(CFG,DWordAcc,NoLock,Preserve){
Offset(0xA0),
BAR,32} // SPI Controller Base Address Register (Index 0xA0)
Device(LDRC) // LPC device: Resource consumption
{
Name (_HID, EISAID("PNP0C02")) // ID for Motherboard resources
Name (CRS, ResourceTemplate () // Current Motherboard resources
{
Memory32Fixed(ReadWrite, // Setup for fixed resource location for SPI base address
0x00000000, // Address Base
0x00000000, // Address Length
BAR0 // Descriptor Name
)
})
Method(_CRS,0,NotSerialized)
{
CreateDwordField(^CRS,^BAR0._BAS,SPIB) // Field to hold SPI base address
CreateDwordField(^CRS,^BAR0._LEN,SPIL) // Field to hold SPI address length
Store(BAR,SPIB) // SPI base address mapped
Store(0x1000,SPIL) // 4k space mapped
Return(CRS)
}
}
/* Real Time Clock Device */
Device(RTC0) {
Name(_HID, EISAID("PNP0B00")) /* AT Real Time Clock (not PIIX4 compatible) */
Name(_CRS, ResourceTemplate() {
IRQNoFlags(){8}
IO(Decode16,0x0070, 0x0070, 0, 2)
})
} /* End Device(_SB.PCI0.LpcIsaBr.RTC0) */
Device(TMR) { /* Timer */
Name(_HID,EISAID("PNP0100")) /* System Timer */
Name(_CRS, ResourceTemplate() {
IRQNoFlags(){0}
IO(Decode16, 0x0040, 0x0040, 0, 4)
})
} /* End Device(_SB.PCI0.LpcIsaBr.TMR) */
Device(SPKR) { /* Speaker */
Name(_HID,EISAID("PNP0800")) /* AT style speaker */
Name(_CRS, ResourceTemplate() {
IO(Decode16, 0x0061, 0x0061, 0, 1)
})
} /* End Device(_SB.PCI0.LpcIsaBr.SPKR) */
Device(PIC) {
Name(_HID,EISAID("PNP0000")) /* AT Interrupt Controller */
Name(_CRS, ResourceTemplate() {
IRQNoFlags(){2}
IO(Decode16,0x0020, 0x0020, 0, 2)
IO(Decode16,0x00A0, 0x00A0, 0, 2)
})
} /* End Device(_SB.PCI0.LpcIsaBr.PIC) */
Device(MAD) { /* 8257 DMA */
Name(_HID,EISAID("PNP0200")) /* Hardware Device ID */
Name(_CRS, ResourceTemplate() {
DMA(Compatibility,BusMaster,Transfer8){4}
IO(Decode16, 0x0000, 0x0000, 0x10, 0x10)
IO(Decode16, 0x0081, 0x0081, 0x01, 0x03)
IO(Decode16, 0x0087, 0x0087, 0x01, 0x01)
IO(Decode16, 0x0089, 0x0089, 0x01, 0x03)
IO(Decode16, 0x008F, 0x008F, 0x01, 0x01)
IO(Decode16, 0x00C0, 0x00C0, 0x10, 0x20)
}) /* End Name(_SB.PCI0.LpcIsaBr.MAD._CRS) */
} /* End Device(_SB.PCI0.LpcIsaBr.MAD) */
Device(COPR) {
Name(_HID,EISAID("PNP0C04")) /* Math Coprocessor */
Name(_CRS, ResourceTemplate() {
IO(Decode16, 0x00F0, 0x00F0, 0, 0x10)
IRQNoFlags(){13}
})
} /* End Device(_SB.PCI0.LpcIsaBr.COPR) */
} /* end LIBR */
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