src/mainboard/kontron/kt690/mptable.c

/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2008 Advanced Micro Devices, Inc.
 *
 * 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
 * the Free Software Foundation; version 2 of the License.
 *
 * 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.
 */

#include <console/console.h>
#include <arch/smp/mpspec.h>
#include <device/pci.h>
#include <arch/io.h>
#include <string.h>
#include <stdint.h>
#include <cpu/amd/amdk8_sysconf.h>

extern u8 bus_rs690[8];
extern u8 bus_sb600[2];

extern u32 apicid_sb600;

extern u32 sbdn_rs690;
extern u32 sbdn_sb600;

static void *smp_write_config_table(void *v)
{
	struct mp_config_table *mc;
	int bus_isa;

	mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN);

	mptable_init(mc, LOCAL_APIC_ADDR);

	smp_write_processors(mc);

	get_bus_conf();

	mptable_write_buses(mc, NULL, &bus_isa);

	/* I/O APICs:   APIC ID Version State   Address */
	{
		device_t dev;
		u32 dword;
		u8 byte;

		dev =
		    dev_find_slot(bus_sb600[0],
				  PCI_DEVFN(sbdn_sb600 + 0x14, 0));
		if (dev) {
			dword = pci_read_config32(dev, 0x74) & 0xfffffff0;
			smp_write_ioapic(mc, apicid_sb600,
					 0x11,(void *) dword);

			/* Initialize interrupt mapping */
			/* aza */
			byte = pci_read_config8(dev, 0x63);
			byte &= 0xf8;
			byte |= 0;	/* 0: INTA, ...., 7: INTH */
			pci_write_config8(dev, 0x63, byte);

			/* SATA */
			dword = pci_read_config32(dev, 0xac);
			dword &= ~(7 << 26);
			dword |= 6 << 26;	/* 0: INTA, ...., 7: INTH */
			/* dword |= 1 << 22; PIC and APIC co exists */
			pci_write_config32(dev, 0xac, dword);

			/*
			 * 00:12.0: PROG SATA : INT F
			 * 00:13.0: INTA USB_0
			 * 00:13.1: INTB USB_1
			 * 00:13.2: INTC USB_2
			 * 00:13.3: INTD USB_3
			 * 00:13.4: INTC USB_4
			 * 00:13.5: INTD USB2
			 * 00:14.1: INTA IDE
			 * 00:14.2: Prog HDA : INT E
			 * 00:14.5: INTB ACI
			 * 00:14.6: INTB MCI
			 */
		}
	}

#define IO_LOCAL_INT(type, intr, apicid, pin) \
	smp_write_lintsrc(mc, (type), MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, (intr), (apicid), (pin));

	mptable_add_isa_interrupts(mc, bus_isa, apicid_sb600, 0);

	/*Local Ints:   Type    Polarity    Trigger     Bus ID   IRQ    APIC ID PIN# */
	IO_LOCAL_INT(mp_ExtINT, 0x0, MP_APIC_ALL, 0x0);
	IO_LOCAL_INT(mp_NMI, 0x0, MP_APIC_ALL, 0x1);
	/* There is no extension information... */

	/* Compute the checksums */
	return mptable_finalize(mc);
}

unsigned long write_smp_table(unsigned long addr)
{
	void *v;
	v = smp_write_floating_table(addr, 0);
	return (unsigned long)smp_write_config_table(v);
}