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This patch adds VGA and PS/2 Keyboard/mouse support to the already existing intel truxton (ep80579) dev board. 

This patch tries to improve the pcie portA configuration.
The Matrox G550e PCIe gfx card shipped along with the dev board is supported.

Signed-off-by: Arnaud Maye <arnaud.maye@4dsp.com>
Acked-by: Myles Watson <mylesgw@gmail.com>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4615 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Arnaud Maye 2009-08-28 20:42:21 +00:00 committed by Myles Watson
parent 8b1c382cc0
commit 5b1d51ba2e
9 changed files with 157 additions and 3 deletions
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13
src/mainboard/intel/truxton/Config.lb
View File

@ -144,6 +144,19 @@ chip northbridge/intel/i3100
irq 0x70 = 3
end
end
chip superio/smsc/smscsuperio
device pnp 2e.0 off end
device pnp 2e.3 off end
device pnp 2e.4 off end
device pnp 2e.5 off end
device pnp 2e.7 on # PS/2 keyboard / mouse
io 0x60 = 0x60
io 0x62 = 0x64
irq 0x70 = 1 # PS/2 keyboard interrupt
irq 0x72 = 12 # PS/2 mouse interrupt
end
device pnp 2e.a off end
end
end
device pci 1f.2 on end # SATA
device pci 1f.3 on end # SMBus

12
src/mainboard/intel/truxton/Options.lb
View File

@ -37,6 +37,7 @@ uses CONFIG_ROM_SECTION_OFFSET
uses CONFIG_ROM_PAYLOAD
uses CONFIG_ROM_PAYLOAD_START
uses CONFIG_COMPRESSED_PAYLOAD_LZMA
uses CONFIG_LB_MEM_TOPK
uses CONFIG_PAYLOAD_SIZE
uses CONFIG_ROMBASE
uses CONFIG_XIP_ROM_SIZE
@ -67,6 +68,7 @@ uses CC
uses HOSTCC
uses CONFIG_CROSS_COMPILE
uses CONFIG_OBJCOPY
uses CONFIG_CONSOLE_VGA
###
@ -155,7 +157,12 @@ default CONFIG_FALLBACK_SIZE = CONFIG_ROM_IMAGE_SIZE
##
## coreboot C code runs at this location in RAM
##
default CONFIG_RAMBASE=0x00004000
default CONFIG_RAMBASE=0x00100000
##
## in order to have coreboot running at 0x100000, TOPK has to be set
##
default CONFIG_LB_MEM_TOPK = 2*1024*1024
##
## Load the payload from the ROM
@ -202,6 +209,9 @@ default CONFIG_TTYS0_BASE=0x3f8
# This defaults to 8 data bits, 1 stop bit, and no parity
default CONFIG_TTYS0_LCS=0x3
# Enable the VGA console.
default CONFIG_CONSOLE_VGA=1
##
### Select the coreboot loglevel
##

13
src/mainboard/intel/truxton/devicetree.cb
View File

@ -27,6 +27,19 @@ chip northbridge/intel/i3100
irq 0x70 = 3
end
end
chip superio/smsc/smscsuperio
device pnp 2e.0 off end
device pnp 2e.3 off end
device pnp 2e.4 off end
device pnp 2e.5 off end
device pnp 2e.7 on # PS/2 keyboard / mouse
io 0x60 = 0x60
io 0x62 = 0x64
irq 0x70 = 1 # PS/2 keyboard interrupt
irq 0x72 = 12 # PS/2 mouse interrupt
end
device pnp 2e.a off end
end
end
device pci 1f.2 on end # SATA
device pci 1f.3 on end # SMBus

1
src/northbridge/intel/i3100/Config.lb
View File

@ -23,5 +23,6 @@ config chip.h
driver northbridge.o
driver pciexp_porta.o
driver pciexp_porta_ep80579.o
default CONFIG_HAVE_HIGH_TABLES=1

112
src/northbridge/intel/i3100/pciexp_porta_ep80579.c Normal file
View File

@ -0,0 +1,112 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2009 4DSP Inc
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* 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
*
*/
/* This code is based on src/northbridge/intel/i3100/pciexp_porta.c */
#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <device/pci_ops.h>
#include <device/pciexp.h>
#include <arch/io.h>
#include "chip.h"
#include <part/hard_reset.h>
typedef struct northbridge_intel_i3100_config config_t;
static void pcie_init(struct device *dev)
{
config_t *config;
u16 val;
/* Get the chip configuration */
config = dev->chip_info;
if(config->intrline) {
pci_write_config32(dev, 0x3c, config->intrline);
}
printk_spew("configure PCIe port as \"Slot Implemented\"\n");
val = pci_read_config16(dev, 0x66);
val &= ~(1<<8);
val |= 1<<8;
pci_write_config16(dev, 0x66, val);
/* Todo configure the PCIe bootstrap mode (covered by Intel NDA) */
}
static void pcie_bus_enable_resources(struct device *dev)
{
u8 val8;
if (dev->link[0].bridge_ctrl & PCI_BRIDGE_CTL_VGA) {
printk_spew("Enable VGA IO/MEM forwarding on PCIe port\n");
pci_write_config8(dev, PCI_BRIDGE_CONTROL, 8);
dev->command |= PCI_COMMAND_IO;
dev->command |= PCI_COMMAND_MEMORY;
}
pci_dev_enable_resources(dev);
enable_childrens_resources(dev);
}
static unsigned int pcie_scan_bridge(struct device *dev, unsigned int max)
{
u16 val;
u16 ctl;
int flag = 0;
do {
val = pci_read_config16(dev, 0x76);
printk_debug("pcie porta 0x76: %02x\n", val);
if ((val & (1<<11)) && (!flag)) { /* training error */
ctl = pci_read_config16(dev, 0x74);
pci_write_config16(dev, 0x74, (ctl | (1<<5)));
val = pci_read_config16(dev, 0x76);
printk_debug("pcie porta reset 0x76: %02x\n", val);
flag=1;
hard_reset();
}
} while (val & (3<<10));
return pciexp_scan_bridge(dev, max);
}
static struct device_operations pcie_ops = {
.read_resources = pci_bus_read_resources,
.set_resources = pci_dev_set_resources,
.enable_resources = pcie_bus_enable_resources,
.init = pcie_init,
.scan_bus = pcie_scan_bridge,
.reset_bus = pci_bus_reset,
.ops_pci = 0,
};
static struct pci_driver pci_driver_0 __pci_driver = {
.ops = &pcie_ops,
.vendor = PCI_VENDOR_ID_INTEL,
.device = PCI_DEVICE_ID_INTEL_EP80579_PCIE_PA0,
};
static struct pci_driver pci_driver_1 __pci_driver = {
.ops = &pcie_ops,
.vendor = PCI_VENDOR_ID_INTEL,
.device = PCI_DEVICE_ID_INTEL_EP80579_PCIE_PA1,
};

2
src/northbridge/intel/i3100/raminit_ep80579.c
View File

@ -31,7 +31,7 @@ static void sdram_set_registers(const struct mem_controller *ctrl)
{
static const u32 register_values[] = {
PCI_ADDR(0, 0x00, 0, CKDIS), 0xffff0000, 0x0000ffff,
PCI_ADDR(0, 0x00, 0, DEVPRES), 0x00000000, 0x07420801 | DEVPRES_CONFIG,
PCI_ADDR(0, 0x00, 0, DEVPRES), 0x00000000, 0x07420001 | DEVPRES_CONFIG,
PCI_ADDR(0, 0x00, 0, PAM-1), 0xcccccc7f, 0x33333000,
PCI_ADDR(0, 0x00, 0, PAM+3), 0xcccccccc, 0x33333333,
PCI_ADDR(0, 0x00, 0, DEVPRES1), 0xffffffff, 0x0040003a,

3
src/southbridge/intel/i3100/i3100_early_lpc.c
View File

@ -25,6 +25,9 @@ static void i3100_enable_superio(void)
/* Enable decoding of I/O locations for SuperIO devices */
pci_write_config16(dev, 0x80, 0x0010);
pci_write_config16(dev, 0x82, 0x340f);
/* Enable the SERIRQs (start pulse width is 8 clock cycles) */
pci_write_config8(dev, 0x64, 0xD2);
}
static void i3100_halt_tco_timer(void)

2
src/superio/smsc/smscsuperio/superio.c
View File

@ -60,6 +60,7 @@
#define DME1737 0x78
#define SCH3112 0x7c
#define SCH5307 0x81 /* Rebranded LPC47B397(?) */
#define SCH5027D 0x89
/* Register defines */
#define DEVICE_ID_REG 0x20 /* Device ID register */
@ -135,6 +136,7 @@ static const struct logical_devices {
{DME1737, {0, 3, 4, 5, -1, 7, -1, -1, -1, -1, -1, -1, 10, -1, -1}},
{SCH3112, {0, 3, 4, 5, -1, 7, -1, -1, -1, -1, -1, -1, 10, -1, -1}},
{SCH5307, {0, 3, 4, 5, -1, 7, -1, -1, 8, -1, -1, -1, 10, -1, -1}},
{SCH5027D, {0, 3, 4, 5, -1, 7, -1, -1, -1, -1, -1, -1, 10, -1, 11}},
};
/**

2
targets/intel/truxton/Config.lb
View File

@ -34,7 +34,7 @@ option CONFIG_FALLBACK_SIZE = CONFIG_ROM_IMAGE_SIZE
romimage "fallback"
option CONFIG_USE_FALLBACK_IMAGE=1
payload /tmp/filo.elf
payload /tmp/seabios.elf
end
buildrom ./coreboot.rom CONFIG_ROM_SIZE "fallback"