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path: root/src/mainboard/jetway/nf81-t56n-lf/mptable.c
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/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2011 Advanced Micro Devices, Inc.
 * Copyright (C) 2014 Sage Electronic Engineering, LLC.
 * Copyright (C) 2014 Edward O'Callaghan <eocallaghan@alterapraxis.com>
 *
 * 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.
 *
 * 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
 */


#include <arch/io.h>
#include <arch/ioapic.h>
#include <arch/smp/mpspec.h>
#include <console/console.h>
#include <cpu/amd/amdfam14.h>
#include <device/pci.h>
#include <drivers/generic/ioapic/chip.h>
#include <stdint.h>
#include <string.h>

#include <southbridge/amd/amd_pci_util.h>
#include <southbridge/amd/cimx/sb800/SBPLATFORM.h>

extern u32 apicid_sb800;
extern u32 apicver_sb800;

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

	/* Intialize the MP_Table */
	mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN);

	mptable_init(mc, LOCAL_APIC_ADDR);

	/*
	 * Type 0: Processor Entries:
	 * LAPIC ID, LAPIC Version, CPU Flags:EN/BP,
	 * CPU Signature (Stepping, Model, Family),
	 * Feature Flags
	 */
	smp_write_processors(mc);

	/*
	 * Type 1: Bus Entries:
	 * Bus ID, Bus Type
	 */
	mptable_write_buses(mc, NULL, &bus_isa);

	/*
	 * Type 2: I/O APICs:
	 * APIC ID, Version, APIC Flags:EN, Address
	 */
	smp_write_ioapic(mc, apicid_sb800, apicver_sb800, IO_APIC_ADDR);

	/*
	 * Type 3: I/O Interrupt Table Entries:
	 * Int Type, Int Polarity, Int Level, Source Bus ID,
	 * Source Bus IRQ, Dest APIC ID, Dest PIN#
	 */
	mptable_add_isa_interrupts(mc, bus_isa, apicid_sb800, 0);

	/* PCI interrupts are level triggered, and are
	 * associated with a specific bus/device/function tuple.
	 */
#define PCI_INT(bus, dev, fn, pin) \
		smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, (bus), (((dev)<<2)|(fn)), apicid_sb800, (pin))

	/* APU Internal Graphic Device */
	PCI_INT(0x0, 0x01, 0x0, intr_data_ptr[PIRQ_C]);
	PCI_INT(0x0, 0x01, 0x1, intr_data_ptr[PIRQ_D]);

	/* SMBUS / ACPI */
	PCI_INT(0x0, 0x14, 0x0, intr_data_ptr[PIRQ_SMBUS]);

	/* Southbridge HD Audio */
	PCI_INT(0x0, 0x14, 0x2, intr_data_ptr[PIRQ_HDA]);

	/* LPC */
	PCI_INT(0x0, 0x14, 0x3, intr_data_ptr[PIRQ_C]);

	/* USB */
	PCI_INT(0x0, 0x12, 0x0, intr_data_ptr[PIRQ_OHCI1]);
	PCI_INT(0x0, 0x12, 0x2, intr_data_ptr[PIRQ_EHCI1]);
	PCI_INT(0x0, 0x13, 0x0, intr_data_ptr[PIRQ_OHCI2]);
	PCI_INT(0x0, 0x13, 0x2, intr_data_ptr[PIRQ_EHCI2]);
	PCI_INT(0x0, 0x14, 0x5, intr_data_ptr[PIRQ_OHCI4]);

	 /* IDE */
	PCI_INT(0x0, 0x14, 0x1, intr_data_ptr[PIRQ_IDE]);

	/* SATA */
	PCI_INT(0x0, 0x11, 0x0, intr_data_ptr[PIRQ_SATA]);

	/* On-board NIC & Slot PCIE. */
	PCI_INT(0x1, 0x0, 0x0, intr_data_ptr[PIRQ_E]);	/* Use INTE */
	PCI_INT(0x2, 0x0, 0x0, intr_data_ptr[PIRQ_E]);	/* Use INTE */

	/* PCI slots */
	device_t dev = dev_find_slot(0, PCI_DEVFN(0x14, 4));
	if (dev && dev->enabled) {
		u8 bus_pci = dev->link_list->secondary;
		/* PCI_SLOT 0 */
		PCI_INT(bus_pci, 0x5, 0x0, intr_data_ptr[PIRQ_E]);	/* INTA -> INTE */
		PCI_INT(bus_pci, 0x5, 0x1, intr_data_ptr[PIRQ_F]);	/* INTB -> INTF */
		PCI_INT(bus_pci, 0x5, 0x2, intr_data_ptr[PIRQ_G]);	/* INTC -> INTG */
		PCI_INT(bus_pci, 0x5, 0x3, intr_data_ptr[PIRQ_H]);	/* INTD -> INTH */
	}

	/* On-board Realtek NIC 2. (PCIe PortA) */
	PCI_INT(0x0, 0x15, 0x0, intr_data_ptr[PIRQ_E]);	/* INTA -> INTE */
	/* PCIe PortB */
	PCI_INT(0x0, 0x15, 0x1, intr_data_ptr[PIRQ_F]);	/* INTB -> INTF */
	/* PCIe PortC */
	PCI_INT(0x0, 0x15, 0x2, intr_data_ptr[PIRQ_G]);	/* INTC -> INTG */
	/* PCIe PortD */
	PCI_INT(0x0, 0x15, 0x3, intr_data_ptr[PIRQ_H]);	/* INTD -> INTH */

	/*Local Ints:	 Type	Polarity	Trigger	 Bus ID	 IRQ	APIC ID PIN# */
#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));

	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);	/* ADDR, Enable Virtual Wire */
	return (unsigned long)smp_write_config_table(v);
}