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/*
* Copyright (C) 2013 Google Inc.
* Copyright (C) 2016 Bin Meng <bmeng.cn@gmail.com>
*
* Modified from coreboot src/soc/intel/baytrail/acpi/southcluster.asl
*
* SPDX-License-Identifier: GPL-2.0+
*/
Device (PCI0)
{
Name(_HID, EISAID("PNP0A08")) /* PCIe */
Name(_CID, EISAID("PNP0A03")) /* PCI */
Name(_ADR, 0)
Name(_BBN, 0)
Name(MCRS, ResourceTemplate()
{
/* Bus Numbers */
WordBusNumber(ResourceProducer, MinFixed, MaxFixed, PosDecode,
0x0000, 0x0000, 0x00ff, 0x0000, 0x0100, , , PB00)
/* IO Region 0 */
WordIO(ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
0x0000, 0x0000, 0x0cf7, 0x0000, 0x0cf8, , , PI00)
/* PCI Config Space */
IO(Decode16, 0x0cf8, 0x0cf8, 0x0001, 0x0008)
/* IO Region 1 */
WordIO(ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
0x0000, 0x0d00, 0xffff, 0x0000, 0xf300, , , PI01)
/* VGA memory (0xa0000-0xbffff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000a0000, 0x000bffff, 0x00000000,
0x00020000, , , ASEG)
/* OPROM reserved (0xc0000-0xc3fff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000c0000, 0x000c3fff, 0x00000000,
0x00004000, , , OPR0)
/* OPROM reserved (0xc4000-0xc7fff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000c4000, 0x000c7fff, 0x00000000,
0x00004000, , , OPR1)
/* OPROM reserved (0xc8000-0xcbfff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000c8000, 0x000cbfff, 0x00000000,
0x00004000, , , OPR2)
/* OPROM reserved (0xcc000-0xcffff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000cc000, 0x000cffff, 0x00000000,
0x00004000, , , OPR3)
/* OPROM reserved (0xd0000-0xd3fff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000d0000, 0x000d3fff, 0x00000000,
0x00004000, , , OPR4)
/* OPROM reserved (0xd4000-0xd7fff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000d4000, 0x000d7fff, 0x00000000,
0x00004000, , , OPR5)
/* OPROM reserved (0xd8000-0xdbfff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000d8000, 0x000dbfff, 0x00000000,
0x00004000, , , OPR6)
/* OPROM reserved (0xdc000-0xdffff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000dc000, 0x000dffff, 0x00000000,
0x00004000, , , OPR7)
/* BIOS Extension (0xe0000-0xe3fff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000e0000, 0x000e3fff, 0x00000000,
0x00004000, , , ESG0)
/* BIOS Extension (0xe4000-0xe7fff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000e4000, 0x000e7fff, 0x00000000,
0x00004000, , , ESG1)
/* BIOS Extension (0xe8000-0xebfff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000e8000, 0x000ebfff, 0x00000000,
0x00004000, , , ESG2)
/* BIOS Extension (0xec000-0xeffff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000ec000, 0x000effff, 0x00000000,
0x00004000, , , ESG3)
/* System BIOS (0xf0000-0xfffff) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000f0000, 0x000fffff, 0x00000000,
0x00010000, , , FSEG)
/* PCI Memory Region (TOLM-CONFIG_MMCONF_BASE_ADDRESS) */
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, , , PMEM)
/* High PCI Memory Region */
QwordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, , , UMEM)
})
Method(_CRS, 0, Serialized)
{
/* Update PCI resource area */
CreateDwordField(MCRS, ^PMEM._MIN, PMIN)
CreateDwordField(MCRS, ^PMEM._MAX, PMAX)
CreateDwordField(MCRS, ^PMEM._LEN, PLEN)
/*
* Hardcode TOLM to 2GB for now as BayTrail FSP uses this value.
*
* TODO: for generic usage, read TOLM value from register, or
* from global NVS (not implemented by U-Boot yet).
*/
Store(0x80000000, PMIN)
Store(Subtract(MCFG_BASE_ADDRESS, 1), PMAX)
Add(Subtract(PMAX, PMIN), 1, PLEN)
/* Update High PCI resource area */
CreateQwordField(MCRS, ^UMEM._MIN, UMIN)
CreateQwordField(MCRS, ^UMEM._MAX, UMAX)
CreateQwordField(MCRS, ^UMEM._LEN, ULEN)
/* Set base address to 48GB and allocate 16GB for PCI space */
Store(0xc00000000, UMIN)
Store(0x400000000, ULEN)
Add(UMIN, Subtract(ULEN, 1), UMAX)
Return (MCRS)
}
/* Device Resource Consumption */
Device (PDRC)
{
Name(_HID, EISAID("PNP0C02"))
Name(_UID, 1)
Name(PDRS, ResourceTemplate() {
Memory32Fixed(ReadWrite, MCFG_BASE_ADDRESS, MCFG_BASE_SIZE)
Memory32Fixed(ReadWrite, ABORT_BASE_ADDRESS, ABORT_BASE_SIZE)
Memory32Fixed(ReadWrite, SPI_BASE_ADDRESS, SPI_BASE_SIZE)
Memory32Fixed(ReadWrite, PMC_BASE_ADDRESS, PMC_BASE_SIZE)
Memory32Fixed(ReadWrite, PUNIT_BASE_ADDRESS, PUNIT_BASE_SIZE)
Memory32Fixed(ReadWrite, ILB_BASE_ADDRESS, ILB_BASE_SIZE)
Memory32Fixed(ReadWrite, RCBA_BASE_ADDRESS, RCBA_BASE_SIZE)
Memory32Fixed(ReadWrite, MPHY_BASE_ADDRESS, MPHY_BASE_SIZE)
})
/* Current Resource Settings */
Method(_CRS, 0, Serialized)
{
Return (PDRS)
}
}
Method(_OSC, 4)
{
/* Check for proper GUID */
If (LEqual(Arg0, ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766"))) {
/* Let OS control everything */
Return (Arg3)
} Else {
/* Unrecognized UUID */
CreateDWordField(Arg3, 0, CDW1)
Or(CDW1, 4, CDW1)
Return (Arg3)
}
}
/* LPC Bridge 0:1f.0 */
#include "lpc.asl"
/* USB EHCI 0:1d.0 */
#include "usb.asl"
/* USB XHCI 0:14.0 */
#include "xhci.asl"
/* IRQ routing for each PCI device */
#include <asm/acpi/irqroute.asl>
}
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