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/* SPDX-License-Identifier: GPL-2.0-only */
/* This file is part of the coreboot project. */
// Intel LPC Bus Device - 0:1f.0
Device (LPCB)
{
Name(_ADR, 0x001f0000)
#include "irqlinks.asl"
#include "acpi/ec.asl"
Device (DMAC) // DMA Controller
{
Name(_HID, EISAID("PNP0200"))
Name(_CRS, ResourceTemplate()
{
IO (Decode16, 0x00, 0x00, 0x01, 0x20)
IO (Decode16, 0x81, 0x81, 0x01, 0x11)
IO (Decode16, 0x93, 0x93, 0x01, 0x0d)
IO (Decode16, 0xc0, 0xc0, 0x01, 0x20)
DMA (Compatibility, NotBusMaster, Transfer8_16) { 4 }
})
}
Device (FWH) // Firmware Hub
{
Name (_HID, EISAID("INT0800"))
Name (_CRS, ResourceTemplate()
{
Memory32Fixed(ReadOnly, 0xff000000, 0x01000000)
})
}
Device (HPET)
{
Name (_HID, EISAID("PNP0103"))
Name (_CID, 0x010CD041)
Method (_STA, 0) // Device Status
{
Return (0xf) // Enable and show device
}
Name(_CRS, ResourceTemplate()
{
Memory32Fixed(ReadOnly, CONFIG_HPET_ADDRESS, 0x400)
})
}
Device(PIC) // 8259 Interrupt Controller
{
Name(_HID,EISAID("PNP0000"))
Name(_CRS, ResourceTemplate()
{
IO (Decode16, 0x20, 0x20, 0x01, 0x02)
IO (Decode16, 0x24, 0x24, 0x01, 0x02)
IO (Decode16, 0x28, 0x28, 0x01, 0x02)
IO (Decode16, 0x2c, 0x2c, 0x01, 0x02)
IO (Decode16, 0x30, 0x30, 0x01, 0x02)
IO (Decode16, 0x34, 0x34, 0x01, 0x02)
IO (Decode16, 0x38, 0x38, 0x01, 0x02)
IO (Decode16, 0x3c, 0x3c, 0x01, 0x02)
IO (Decode16, 0xa0, 0xa0, 0x01, 0x02)
IO (Decode16, 0xa4, 0xa4, 0x01, 0x02)
IO (Decode16, 0xa8, 0xa8, 0x01, 0x02)
IO (Decode16, 0xac, 0xac, 0x01, 0x02)
IO (Decode16, 0xb0, 0xb0, 0x01, 0x02)
IO (Decode16, 0xb4, 0xb4, 0x01, 0x02)
IO (Decode16, 0xb8, 0xb8, 0x01, 0x02)
IO (Decode16, 0xbc, 0xbc, 0x01, 0x02)
IO (Decode16, 0x4d0, 0x4d0, 0x01, 0x02)
IRQNoFlags () { 2 }
})
}
Device(LDRC) // LPC device: Resource consumption
{
Name (_HID, EISAID("PNP0C02"))
Name (_UID, 2)
Name (RBUF, ResourceTemplate()
{
IO (Decode16, 0x61, 0x61, 0x1, 0x01) // NMI Status
IO (Decode16, 0x63, 0x63, 0x1, 0x01) // CPU Reserved
IO (Decode16, 0x65, 0x65, 0x1, 0x01) // CPU Reserved
IO (Decode16, 0x67, 0x67, 0x1, 0x01) // CPU Reserved
IO (Decode16, 0x80, 0x80, 0x1, 0x01) // Port 80 Post
IO (Decode16, 0x92, 0x92, 0x1, 0x01) // CPU Reserved
IO (Decode16, 0xb2, 0xb2, 0x1, 0x02) // SWSMI
})
Method (_CRS, 0, NotSerialized)
{
Return (RBUF)
}
}
Device (RTC) // Real Time Clock
{
Name (_HID, EISAID("PNP0B00"))
Name (_CRS, ResourceTemplate()
{
IO (Decode16, 0x70, 0x70, 1, 8)
// Disable as Windows doesn't like it, and systems don't seem to use it.
// IRQNoFlags() { 8 }
})
}
Device (TIMR) // Intel 8254 timer
{
Name(_HID, EISAID("PNP0100"))
Name(_CRS, ResourceTemplate()
{
IO (Decode16, 0x40, 0x40, 0x01, 0x04)
IO (Decode16, 0x50, 0x50, 0x10, 0x04)
IRQNoFlags() {0}
})
}
// Include mainboard's superio.asl file.
#include "acpi/superio.asl"
}
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