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nb/intel/ironlake: Use common {DMI,EP,MCH}BAR accessors 

Tested with BUILD_TIMELESS=1, Packard Bell MS2290 remains identical.

Change-Id: I166dbebf0eaf9fe0454145d4d48a0622743916fd
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49753
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
This commit is contained in:
Angel Pons 2021-01-20 01:32:17 +01:00 committed by Patrick Georgi
parent d9e58dca9e
commit a8df6cff16
6 changed files with 21 additions and 26 deletions
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9
src/northbridge/intel/ironlake/Kconfig
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@ -50,4 +50,13 @@ config MMCONF_BUS_NUMBER
config INTEL_GMA_BCLV_OFFSET
default 0x48254
config FIXED_MCHBAR_MMIO_BASE
default 0xfed10000
config FIXED_DMIBAR_MMIO_BASE
default 0xfed18000
config FIXED_EPBAR_MMIO_BASE
default 0xfed19000
endif

2
src/northbridge/intel/ironlake/acpi/hostbridge.asl
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@ -48,7 +48,7 @@ Device (MCHC)
Name (CTCD, 1) /* CTDP Down Select */
Name (CTCU, 2) /* CTDP Up Select */
OperationRegion (MCHB, SystemMemory, DEFAULT_MCHBAR, 0x8000)
OperationRegion (MCHB, SystemMemory, CONFIG_FIXED_MCHBAR_MMIO_BASE, 0x8000)
Field (MCHB, DWordAcc, Lock, Preserve)
{
Offset (0x5930),

6
src/northbridge/intel/ironlake/acpi/ironlake.asl
View File

@ -11,9 +11,9 @@ Device (PDRC)
Name (PDRS, ResourceTemplate() {
Memory32Fixed(ReadWrite, CONFIG_FIXED_RCBA_MMIO_BASE, CONFIG_RCBA_LENGTH)
Memory32Fixed(ReadWrite, DEFAULT_MCHBAR, 0x00008000)
Memory32Fixed(ReadWrite, DEFAULT_DMIBAR, 0x00001000)
Memory32Fixed(ReadWrite, DEFAULT_EPBAR, 0x00001000)
Memory32Fixed(ReadWrite, CONFIG_FIXED_MCHBAR_MMIO_BASE, 0x00008000)
Memory32Fixed(ReadWrite, CONFIG_FIXED_DMIBAR_MMIO_BASE, 0x00001000)
Memory32Fixed(ReadWrite, CONFIG_FIXED_EPBAR_MMIO_BASE, 0x00001000)
Memory32Fixed(ReadWrite, CONFIG_MMCONF_BASE_ADDRESS, CONFIG_MMCONF_LENGTH)
Memory32Fixed(ReadWrite, 0xfed20000, 0x00020000) // Misc ICH
Memory32Fixed(ReadWrite, 0xfed40000, 0x00005000) // Misc ICH

12
src/northbridge/intel/ironlake/early_init.c
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@ -17,12 +17,12 @@ static void ironlake_setup_bars(void)
{
printk(BIOS_DEBUG, "Setting up static northbridge registers...");
/* Set up all hardcoded northbridge BARs */
pci_write_config32(PCI_DEV(0, 0x00, 0), EPBAR, DEFAULT_EPBAR | 1);
pci_write_config32(PCI_DEV(0, 0x00, 0), EPBAR + 4, 0);
pci_write_config32(PCI_DEV(0, 0x00, 0), MCHBAR, DEFAULT_MCHBAR | 1);
pci_write_config32(PCI_DEV(0, 0x00, 0), MCHBAR + 4, 0);
pci_write_config32(PCI_DEV(0, 0x00, 0), DMIBAR, DEFAULT_DMIBAR | 1);
pci_write_config32(PCI_DEV(0, 0x00, 0), DMIBAR + 4, 0);
pci_write_config32(PCI_DEV(0, 0, 0), EPBAR, CONFIG_FIXED_EPBAR_MMIO_BASE | 1);
pci_write_config32(PCI_DEV(0, 0, 0), EPBAR + 4, 0);
pci_write_config32(PCI_DEV(0, 0, 0), MCHBAR, CONFIG_FIXED_MCHBAR_MMIO_BASE | 1);
pci_write_config32(PCI_DEV(0, 0, 0), MCHBAR + 4, 0);
pci_write_config32(PCI_DEV(0, 0, 0), DMIBAR, CONFIG_FIXED_DMIBAR_MMIO_BASE | 1);
pci_write_config32(PCI_DEV(0, 0, 0), DMIBAR + 4, 0);
/* Set C0000-FFFFF to access RAM on both reads and writes */
pci_write_config8(QPI_SAD, QPD0F1_PAM(0), 0x30);

13
src/northbridge/intel/ironlake/ironlake.h
View File

@ -88,9 +88,8 @@
* MCHBAR
*/
#define MCHBAR8(x) (*((volatile u8 *)(DEFAULT_MCHBAR + (x))))
#define MCHBAR16(x) (*((volatile u16 *)(DEFAULT_MCHBAR + (x))))
#define MCHBAR32(x) (*((volatile u32 *)(DEFAULT_MCHBAR + (x))))
#include <northbridge/intel/common/fixed_bars.h>
#define MCHBAR8_AND(x, and) (MCHBAR8(x) = MCHBAR8(x) & (and))
#define MCHBAR16_AND(x, and) (MCHBAR16(x) = MCHBAR16(x) & (and))
#define MCHBAR32_AND(x, and) (MCHBAR32(x) = MCHBAR32(x) & (and))
@ -104,20 +103,12 @@
* EPBAR - Egress Port Root Complex Register Block
*/
#define EPBAR8(x) (*((volatile u8 *)(DEFAULT_EPBAR + (x))))
#define EPBAR16(x) (*((volatile u16 *)(DEFAULT_EPBAR + (x))))
#define EPBAR32(x) (*((volatile u32 *)(DEFAULT_EPBAR + (x))))
#include "registers/epbar.h"
/*
* DMIBAR
*/
#define DMIBAR8(x) (*((volatile u8 *)(DEFAULT_DMIBAR + (x))))
#define DMIBAR16(x) (*((volatile u16 *)(DEFAULT_DMIBAR + (x))))
#define DMIBAR32(x) (*((volatile u32 *)(DEFAULT_DMIBAR + (x))))
#include "registers/dmibar.h"
#ifndef __ASSEMBLER__

5
src/northbridge/intel/ironlake/memmap.h
View File

@ -3,11 +3,6 @@
#ifndef __NORTHBRIDGE_INTEL_IRONLAKE_MEMMAP_H__
#define __NORTHBRIDGE_INTEL_IRONLAKE_MEMMAP_H__
/* Northbridge BARs */
#define DEFAULT_MCHBAR 0xfed10000 /* 16 KB */
#define DEFAULT_DMIBAR 0xfed18000 /* 4 KB */
#define DEFAULT_EPBAR 0xfed19000 /* 4 KB */
#define IOMMU_BASE1 0xfed90000
#define IOMMU_BASE2 0xfed91000
#define IOMMU_BASE3 0xfed92000