Patrick Rudolph has uploaded this change for review.

View Change

nb/intel/sandybridge/acpi: Don't use defines for memory ranges

Read the northbridge BARs from device PCI0:0.0.

Change-Id: I27bfb5721d9ae3dc5629942ebac29b12a7308441
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
---
M src/northbridge/intel/sandybridge/acpi/hostbridge.asl
M src/northbridge/intel/sandybridge/acpi/sandybridge.asl
2 files changed, 22 insertions(+), 7 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/74/32074/1
diff --git a/src/northbridge/intel/sandybridge/acpi/hostbridge.asl b/src/northbridge/intel/sandybridge/acpi/hostbridge.asl
index 09b8892..44fd36c 100644
--- a/src/northbridge/intel/sandybridge/acpi/hostbridge.asl
+++ b/src/northbridge/intel/sandybridge/acpi/hostbridge.asl
@@ -103,7 +103,7 @@
Name (CTCD, 1) /* CTDP Down Select */
Name (CTCU, 2) /* CTDP Up Select */

- OperationRegion (MCHB, SystemMemory, DEFAULT_MCHBAR, 0x8000)
+ OperationRegion (MCHB, SystemMemory, \_SB.PCI0.MCHC.MHBR << 14, 0x8000)
Field (MCHB, DWordAcc, Lock, Preserve)
{
Offset (0x5930),
diff --git a/src/northbridge/intel/sandybridge/acpi/sandybridge.asl b/src/northbridge/intel/sandybridge/acpi/sandybridge.asl
index dce9f67..93e0722 100644
--- a/src/northbridge/intel/sandybridge/acpi/sandybridge.asl
+++ b/src/northbridge/intel/sandybridge/acpi/sandybridge.asl
@@ -15,7 +15,6 @@
* GNU General Public License for more details.
*/

-#include "../sandybridge.h"
#include "hostbridge.asl"
#include "peg.asl"

@@ -27,12 +26,13 @@

Name (PDRS, ResourceTemplate() {
Memory32Fixed(ReadWrite, 0xfed1c000, 0x00004000) // RCBA
- Memory32Fixed(ReadWrite, DEFAULT_MCHBAR, 0x00008000)
- Memory32Fixed(ReadWrite, DEFAULT_DMIBAR, 0x00001000)
- Memory32Fixed(ReadWrite, DEFAULT_EPBAR, 0x00001000)
- Memory32Fixed(ReadWrite, CONFIG_MMCONF_BASE_ADDRESS, 0x04000000)
+ // Filled by _CRS
+ Memory32Fixed(ReadWrite, 0, 0x00008000, MCHB)
+ Memory32Fixed(ReadWrite, 0, 0x00001000, DMIB)
+ Memory32Fixed(ReadWrite, 0, 0x00001000, EGPB)
+ Memory32Fixed(ReadWrite, 0, 0x04000000, PCIX)
Memory32Fixed(ReadWrite, 0xfed20000, 0x00020000) // Misc ICH
- Memory32Fixed(ReadWrite, 0xfed40000, 0x00005000) // Misc ICH
+ Memory32Fixed(ReadWrite, 0xfed40000, 0x00005000) // TPM TIS
Memory32Fixed(ReadWrite, 0xfed45000, 0x0004b000) // Misc ICH

#if CONFIG(CHROMEOS_RAMOOPS)
@@ -48,6 +48,21 @@
// Current Resource Settings
Method (_CRS, 0, Serialized)
{
+ CreateDwordField (PDRS, ^MCHB._BAS, MBR0)
+ MBR0 = \_SB.PCI0.MCHC.MHBR << 14
+
+ CreateDwordField (PDRS, ^DMIB._BAS, DBR0)
+ DBR0 = \_SB.PCI0.MCHC.DMBR << 13
+
+ CreateDwordField (PDRS, ^EGPB._BAS, EBR0)
+ EBR0 = \_SB.PCI0.MCHC.DMBR << 12
+
+ CreateDwordField (PDRS, ^PCIX._BAS, XBR0)
+ XBR0 = \_SB.PCI0.MCHC.PXBR << 26
+
+ CreateDwordField (PDRS, ^PCIX._LEN, XSZ0)
+ XSZ0 = 0x10000000 << \_SB.PCI0.MCHC.PXSZ
+
Return(PDRS)
}
}

To view, visit change 32074. To unsubscribe, or for help writing mail filters, visit settings.

Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-Change-Id: I27bfb5721d9ae3dc5629942ebac29b12a7308441
Gerrit-Change-Number: 32074
Gerrit-PatchSet: 1
Gerrit-Owner: Patrick Rudolph <patrick.rudolph@9elements.com>
Gerrit-Reviewer: Patrick Rudolph <patrick.rudolph@9elements.com>
Gerrit-Reviewer: Patrick Rudolph <siro@das-labor.org>
Gerrit-MessageType: newchange