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Diffstat (limited to 'src/soc/intel/skylake/acpi/systemagent.asl')
-rw-r--r--src/soc/intel/skylake/acpi/systemagent.asl318
1 files changed, 273 insertions, 45 deletions
diff --git a/src/soc/intel/skylake/acpi/systemagent.asl b/src/soc/intel/skylake/acpi/systemagent.asl
index c2049ea2e3..b8fec94e9e 100644
--- a/src/soc/intel/skylake/acpi/systemagent.asl
+++ b/src/soc/intel/skylake/acpi/systemagent.asl
@@ -3,6 +3,7 @@
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2014 Google Inc.
+ * Copyright (C) 2015 Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -15,11 +16,14 @@
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * Foundation, Inc.
*/
#include <soc/iomap.h>
+#define BASE_32GB 0x800000000
+#define SIZE_16GB 0x400000000
+
Name (_HID, EISAID ("PNP0A08")) // PCIe
Name (_CID, EISAID ("PNP0A03")) // PCI
@@ -33,12 +37,86 @@ Device (MCHC)
OperationRegion (MCHP, PCI_Config, 0x00, 0x100)
Field (MCHP, DWordAcc, NoLock, Preserve)
{
+ Offset(0x40), // EPBAR (0:0:0:40)
+ EPEN, 1, // Enable
+ , 11,
+ EPBR, 20, // EPBAR [31:12]
+
+ Offset(0x48), // MCHBAR (0:0:0:48)
+ MHEN, 1, // Enable
+ , 14,
+ MHBR, 17, // MCHBAR [31:15]
+
+ Offset(0x54), // DEVEN (0:0:0:54)
+ D0EN, 1, // DEV0 Enable
+ D1F2, 1, // DEV1 FUN2 Enable
+ D1F1, 1, // DEV1 FUN1 Enable
+ D1F0, 1, // DEV1 FUN0 Enable
+
+ Offset(0x60), // PCIEXBAR (0:0:0:60)
+ PXEN, 1, // Enable
+ PXSZ, 2, // PCI Express Size
+ , 23,
+ PXBR, 6, // PCI Express BAR [31:26]
+
+ Offset(0x68), // DMIBAR (0:0:0:68)
+ DIEN, 1, // Enable
+ , 11,
+ DIBR, 20, // DMIBAR [31:12]
+
Offset (0x70), // ME Base Address
- MEBA, 64,
+ MEBA, 64,
+
+ Offset(0x80), // PAM0 Register (0:0:0:80)
+ PMLK, 1, // PAM Lock bit.
+ , 3,
+ PM0H, 2, // PAM 0, High Nibble
+ , 2,
+
+ Offset(0x81), // PAM1 Register (0:0:0:81)
+ PM1L, 2, // PAM1, Low Nibble
+ , 2,
+ PM1H, 2, // PAM1, High Nibble
+ , 2,
+
+ Offset(0x82), // PAM2 Register (0:0:0:82)
+ PM2L, 2, // PAM2, Low Nibble
+ , 2,
+ PM2H, 2, // PAM2, High Nibble
+ , 2,
+
+ Offset(0x83), // PAM3 Register (0:0:0:83)
+ PM3L, 2, // PAM3, Low Nibble
+ , 2,
+ PM3H, 2, // PAM3, High Nibble
+ , 2,
+
+ Offset(0x84), // PAM4 Register (0:0:0:84)
+ PM4L, 2, // PAM4, Low Nibble
+ , 2,
+ PM4H, 2, // PAM4, High Nibble
+ , 2,
+
+ Offset(0x85), // PAM5 Register (0:0:0:85)
+ PM5L, 2, // PAM5, Low Nibble
+ , 2,
+ PM5H, 2, // PAM5, High Nibble
+ , 2,
+
+ Offset(0x86), // PAM6 Register (0:0:0:86)
+ PM6L, 2, // PAM6, Low Nibble
+ , 2,
+ PM6H, 2, // PAM6, High Nibble
+ , 2,
+
Offset (0xa0), // Top of Used Memory
- TOM, 64,
+ TOM, 64,
+
+ Offset (0xa8), // Top of Upper Used Memory
+ TUUD, 64,
+
Offset (0xbc), // Top of Low Used Memory
- TLUD, 32,
+ TLUD, 32,
}
}
@@ -48,161 +126,311 @@ Method (_CRS, 0, Serialized)
{
Name (MCRS, ResourceTemplate()
{
- // Bus Numbers
+ /* Bus Numbers */
WordBusNumber (ResourceProducer, MinFixed, MaxFixed, PosDecode,
0x0000, 0x0000, 0x00ff, 0x0000, 0x0100,,, PB00)
- // IO Region 0
+ /* IO Region 0 */
DWordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
0x0000, 0x0000, 0x0cf7, 0x0000, 0x0cf8,,, PI00)
- // PCI Config Space
+ /* PCI Config Space */
Io (Decode16, 0x0cf8, 0x0cf8, 0x0001, 0x0008)
- // IO Region 1
+ /* IO Region 1 */
DWordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
0x0000, 0x0d00, 0xffff, 0x0000, 0xf300,,, PI01)
- // VGA memory (0xa0000-0xbffff)
+ /* VGA memory (0xa0000-0xbffff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000a0000, 0x000bffff, 0x00000000,
0x00020000,,, ASEG)
- // OPROM reserved (0xc0000-0xc3fff)
+ /* OPROM reserved (0xc0000-0xc3fff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000c0000, 0x000c3fff, 0x00000000,
0x00004000,,, OPR0)
- // OPROM reserved (0xc4000-0xc7fff)
+ /* OPROM reserved (0xc4000-0xc7fff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000c4000, 0x000c7fff, 0x00000000,
0x00004000,,, OPR1)
- // OPROM reserved (0xc8000-0xcbfff)
+ /* OPROM reserved (0xc8000-0xcbfff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000c8000, 0x000cbfff, 0x00000000,
0x00004000,,, OPR2)
- // OPROM reserved (0xcc000-0xcffff)
+ /* OPROM reserved (0xcc000-0xcffff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000cc000, 0x000cffff, 0x00000000,
0x00004000,,, OPR3)
- // OPROM reserved (0xd0000-0xd3fff)
+ /* OPROM reserved (0xd0000-0xd3fff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000d0000, 0x000d3fff, 0x00000000,
0x00004000,,, OPR4)
- // OPROM reserved (0xd4000-0xd7fff)
+ /* OPROM reserved (0xd4000-0xd7fff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000d4000, 0x000d7fff, 0x00000000,
0x00004000,,, OPR5)
- // OPROM reserved (0xd8000-0xdbfff)
+ /* OPROM reserved (0xd8000-0xdbfff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000d8000, 0x000dbfff, 0x00000000,
0x00004000,,, OPR6)
- // OPROM reserved (0xdc000-0xdffff)
+ /* OPROM reserved (0xdc000-0xdffff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000dc000, 0x000dffff, 0x00000000,
0x00004000,,, OPR7)
- // BIOS Extension (0xe0000-0xe3fff)
+ /* BIOS Extension (0xe0000-0xe3fff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000e0000, 0x000e3fff, 0x00000000,
0x00004000,,, ESG0)
- // BIOS Extension (0xe4000-0xe7fff)
+ /* BIOS Extension (0xe4000-0xe7fff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000e4000, 0x000e7fff, 0x00000000,
0x00004000,,, ESG1)
- // BIOS Extension (0xe8000-0xebfff)
+ /* BIOS Extension (0xe8000-0xebfff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000e8000, 0x000ebfff, 0x00000000,
0x00004000,,, ESG2)
- // BIOS Extension (0xec000-0xeffff)
+ /* BIOS Extension (0xec000-0xeffff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000ec000, 0x000effff, 0x00000000,
0x00004000,,, ESG3)
- // System BIOS (0xf0000-0xfffff)
+ /* System BIOS (0xf0000-0xfffff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000f0000, 0x000fffff, 0x00000000,
0x00010000,,, FSEG)
- // PCI Memory Region (Top of memory-CONFIG_MMCONF_BASE_ADDRESS)
+ /* PCI Memory Region (TOLUD - 0xdfffffff) */
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ NonCacheable, ReadWrite,
+ 0x00000000, 0x00000000, 0xdfffffff, 0x00000000,
+ 0xE0000000,,, PM01)
+
+ /* PCI Memory Region (TOUUD - (TOUUD + ABOVE_4G_MMIO_SIZE)) */
+ QWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ NonCacheable, ReadWrite,
+ 0x00000000, 0x10000, 0x1ffff, 0x00000000,
+ 0x10000,,, PM02)
+
+ /* PCH reserved resource (0xfd000000-0xfe7fffff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
- 0x00000000, 0x00000000, 0x00000000, 0x00000000,
- 0x00000000,,, PM01)
+ 0x00000000, 0xfd000000, 0xfe7fffff, 0x00000000,
+ 0x1800000,,, PM03)
- // TPM Area (0xfed40000-0xfed44fff)
+ /* TPM Area (0xfed40000-0xfed44fff) */
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0xfed40000, 0xfed44fff, 0x00000000,
0x00005000,,, TPMR)
})
- // Find PCI resource area in MCRS
- CreateDwordField(MCRS, PM01._MIN, PMIN)
- CreateDwordField(MCRS, PM01._MAX, PMAX)
- CreateDwordField(MCRS, PM01._LEN, PLEN)
+ /* Find PCI resource area in MCRS */
+ CreateDwordField (MCRS, PM01._MIN, PMIN)
+ CreateDwordField (MCRS, PM01._MAX, PMAX)
+ CreateDwordField (MCRS, PM01._LEN, PLEN)
- // Fix up PCI memory region
- // Start with Top of Lower Usable DRAM
+ /*
+ * Fix up PCI memory region
+ * Start with Top of Lower Usable DRAM
+ */
Store (^MCHC.TLUD, Local0)
Store (^MCHC.MEBA, Local1)
- // Check if ME base is equal
+ /* Check if ME base is equal */
If (LEqual (Local0, Local1)) {
- // Use Top Of Memory instead
+ /* Use Top Of Memory instead */
Store (^MCHC.TOM, Local0)
}
Store (Local0, PMIN)
- Store (Subtract(CONFIG_MMCONF_BASE_ADDRESS, 1), PMAX)
- Add(Subtract(PMAX, PMIN), 1, PLEN)
+ Add (Subtract (PMAX, PMIN), 1, PLEN)
+
+ /* Patch PM02 range based on Memory Size */
+ CreateQwordField (MCRS, PM02._MIN, MMIN)
+ CreateQwordField (MCRS, PM02._MAX, MMAX)
+ CreateQwordField (MCRS, PM02._LEN, MLEN)
+
+ Store (^MCHC.TUUD, Local0)
+
+ If (LLessEqual (Local0, BASE_32GB))
+ {
+ Store (BASE_32GB, MMIN)
+ Store (SIZE_16GB, MLEN)
+ }
+ else
+ {
+ Store (0, MMIN)
+ Store (0, MLEN)
+ }
+ Subtract (Add (MMIN, MLEN), 1, MMAX)
Return (MCRS)
}
+Name (EP_B, 0) /* to store EP BAR */
+Name (MH_B, 0) /* to store MCH BAR */
+Name (PC_B, 0) /* to store PCIe BAR */
+Name (PC_L, 0) /* to store PCIe BAR Length */
+Name (DM_B, 0) /* to store DMI BAR */
+
+/* Get MCH BAR */
+Method (GMHB,0,Serialized)
+{
+ if (LEqual (MH_B,0))
+ {
+ ShiftLeft (\_SB.PCI0.MCHC.MHBR, 15, MH_B)
+ }
+ Return (MH_B)
+}
+
+/* Get EP BAR */
+Method (GEPB,0,Serialized)
+{
+ if (LEqual (EP_B,0))
+ {
+ ShiftLeft (\_SB.PCI0.MCHC.EPBR, 12, EP_B)
+ }
+ Return (EP_B)
+}
+
+/* Get PCIe BAR */
+Method (GPCB,0,Serialized)
+{
+ if (LEqual (PC_B,0))
+ {
+ ShiftLeft (\_SB.PCI0.MCHC.PXBR, 26, PC_B)
+ }
+ Return (PC_B)
+}
+
+/* Get PCIe Length */
+Method (GPCL,0,Serialized)
+{
+ if (LEqual (PC_L,0))
+ {
+ ShiftRight (0x10000000, \_SB.PCI0.MCHC.PXSZ, PC_L)
+ }
+ Return (PC_L)
+}
+
+/* Get DMI BAR */
+Method (GDMB,0,Serialized)
+{
+ if (LEqual (DM_B,0))
+ {
+ ShiftLeft (\_SB.PCI0.MCHC.DIBR, 12, DM_B)
+ }
+ Return (DM_B)
+}
+
/* PCI Device Resource Consumption */
Device (PDRC)
{
Name (_HID, EISAID("PNP0C02"))
Name (_UID, 1)
- Name (PDRS, ResourceTemplate() {
- Memory32Fixed (ReadWrite, RCBA_BASE_ADDRESS, RCBA_BASE_SIZE)
- Memory32Fixed (ReadWrite, MCH_BASE_ADDRESS, MCH_BASE_SIZE)
- Memory32Fixed (ReadWrite, DMI_BASE_ADDRESS, DMI_BASE_SIZE)
- Memory32Fixed (ReadWrite, EP_BASE_ADDRESS, EP_BASE_SIZE)
- Memory32Fixed (ReadWrite, MCFG_BASE_ADDRESS, MCFG_BASE_SIZE)
- Memory32Fixed (ReadWrite, EDRAM_BASE_ADDRESS, EDRAM_BASE_SIZE)
- Memory32Fixed (ReadWrite, GDXC_BASE_ADDRESS, GDXC_BASE_SIZE)
+ Name (BUF0,ResourceTemplate()
+ {
+ /* MCH BAR _BAS will be updated in _CRS below according to
+ * B0:D0:F0:Reg.48h
+ */
+ Memory32Fixed (ReadWrite, 0, 0x08000, MCHB)
+
+ /* DMI BAR _BAS will be updated in _CRS below according to
+ * B0:D0:F0:Reg.68h
+ */
+ Memory32Fixed (ReadWrite, 0, 0x01000, DMIB)
+
+ /* EP BAR _BAS will be updated in _CRS below according to
+ * B0:D0:F0:Reg.40h
+ */
+ Memory32Fixed (ReadWrite, 0, 0x01000, EGPB)
+
+ /* PCI Express BAR _BAS and _LEN will be updated in
+ * _CRS below according to B0:D0:F0:Reg.60h
+ */
+ Memory32Fixed (ReadWrite, 0, 0, PCIX)
+
+ /* MISC ICH TTT base address reserved for the
+ * TxT module use.
+ */
+ Memory32Fixed (ReadWrite, 0xFED20000, 0x20000)
+
+ /* VTD engine memory range.
+ * Check if the hard code meets the real configuration.
+ */
+ Memory32Fixed (ReadOnly, 0xFED90000, 0x00004000)
+
+ /* MISC ICH. Check if the hard code meets the
+ * real configuration.
+ */
+ Memory32Fixed (ReadWrite, 0xFED45000, 0x4B000, TPMM)
+
+ /* FLASH range */
+ Memory32Fixed (ReadOnly, 0xFF000000, 0x1000000, FIOH) /* 16MB */
+
+ /* Local APIC range(0xFEE0_0000 to 0xFEEF_FFFF) */
+ Memory32Fixed (ReadOnly, 0xFEE00000, 0x100000, LIOH)
+
+ /* Reserve HPET address decode range */
+ Memory32Fixed (ReadWrite, 0, 0, HPET)
+
+ /* Debug Base Address
+ * Base Address for ACPI debug output memory buffer
+ */
+ Memory32Fixed (ReadWrite, 0, 0, DBAD)
})
// Current Resource Settings
Method (_CRS, 0, Serialized)
{
- Return (PDRS)
+ CreateDwordField (BUF0, ^MCHB._BAS, MBR0)
+ Store (\_SB.PCI0.GMHB(), MBR0)
+
+ CreateDwordField (BUF0, ^DMIB._BAS, DBR0)
+ Store (\_SB.PCI0.GDMB(), DBR0)
+
+ CreateDwordField (BUF0, ^EGPB._BAS, EBR0)
+ Store (\_SB.PCI0.GEPB(), EBR0)
+
+ CreateDwordField (BUF0, ^PCIX._BAS, XBR0)
+ Store (\_SB.PCI0.GPCB(), XBR0)
+
+ CreateDwordField (BUF0, ^PCIX._LEN, XSZ0)
+ Store (\_SB.PCI0.GPCL(), XSZ0)
+
+ CreateDwordField (BUF0, ^HPET._BAS, HBAS)
+ CreateDwordField (BUF0, ^HPET._LEN, HLEN)
+ Store (0xfed00000, HBAS)
+ Store (0x400, HLEN)
+
+ Return (BUF0)
}
}
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