src/mainboard/amd/serengeti_cheetah_fam10/mptable.c

/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2007 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 <arch/smp/mpspec.h>
#include <arch/ioapic.h>
#include <device/pci.h>
#include <string.h>
#include <stdint.h>
#if IS_ENABLED(CONFIG_LOGICAL_CPUS)
#include <cpu/amd/multicore.h>
#endif
#include <cpu/amd/amdfam10_sysconf.h>
#include "mb_sysconf.h"

static void *smp_write_config_table(void *v)
{
	int i, j, bus_isa;
	struct mp_config_table *mc;
	struct mb_sysconf_t *m;

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

	mptable_init(mc, LOCAL_APIC_ADDR);

	smp_write_processors(mc);

	m = sysconf.mb;

	mptable_write_buses(mc, NULL, &bus_isa);

	/* I/O APICs:	APIC ID	Version	State	Address*/
	smp_write_ioapic(mc, m->apicid_8111, 0x11, VIO_APIC_VADDR); /* 8111 */
	{
		struct device *dev;
		struct resource *res;
		dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN(m->sbdn3, 1));
		if (dev) {
			res = find_resource(dev, PCI_BASE_ADDRESS_0);
			if (res) {
				smp_write_ioapic(mc, m->apicid_8132_1, 0x11,
						 res2mmio(res, 0, 0));
			}
		}
		dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN(m->sbdn3+1, 1));
		if (dev) {
			res = find_resource(dev, PCI_BASE_ADDRESS_0);
			if (res) {
				smp_write_ioapic(mc, m->apicid_8132_2, 0x11,
						 res2mmio(res, 0, 0));
			}
		}

		j = 0;

		for (i = 1; i < sysconf.hc_possible_num; i++) {
			if (!(sysconf.pci1234[i] & 0x1))
				continue;

			switch (sysconf.hcid[i]) {
			case 1:
			case 3:
				dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j], 1));
				if (dev) {
					res = find_resource(dev, PCI_BASE_ADDRESS_0);
					if (res) {
						smp_write_ioapic(mc, m->apicid_8132a[j][0], 0x11,
								 res2mmio(res, 0, 0));
					}
				}
				dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j]+1, 1));
				if (dev) {
					res = find_resource(dev, PCI_BASE_ADDRESS_0);
					if (res) {
						smp_write_ioapic(mc, m->apicid_8132a[j][1], 0x11,
								 res2mmio(res, 0, 0));
					}
				}
				break;
			}
			j++;
		}

	}

	mptable_add_isa_interrupts(mc, bus_isa, m->apicid_8111, 0);

	/* I/O Ints:	Type	Polarity	Trigger		Bus ID		IRQ	APIC ID	PIN#*/
/* ??? What */
	smp_write_pci_intsrc(mc, mp_INT, m->bus_8111_0, sysconf.sbdn+1, 3, m->apicid_8111, 0x13);

	/* Onboard AMD USB */
	 smp_write_pci_intsrc(mc, mp_INT, m->bus_8111_1, 0, 3, m->apicid_8111, 0x13);

	/* Slot 3  PCI 32 */
	for (i = 0; i < 4; i++) {
		smp_write_pci_intsrc(mc, mp_INT, m->bus_8111_1, 5, i, m->apicid_8111, 0x10 + (1+i)%4); /* 16 */
	}


	/* Slot 4 PCI 32 */
	for (i = 0; i < 4; i++) {
		smp_write_pci_intsrc(mc, mp_INT, m->bus_8111_1, 4, i, m->apicid_8111, 0x10 + (0+i)%4); /* 16 */
	}


	/* Slot 1 PCI-X 133/100/66 */
	for (i = 0; i < 4; i++) {
		smp_write_pci_intsrc(mc, mp_INT, m->bus_8132_2, 1, i, m->apicid_8132_2, (0+i)%4);
	}


	/* Slot 2 PCI-X 133/100/66 */
	for (i = 0; i < 4; i++) {
		smp_write_pci_intsrc(mc, mp_INT, m->bus_8132_1, 1, i, m->apicid_8132_1, (1+i)%4); /* 25 */
	}

	j = 0;

	for (i = 1; i < sysconf.hc_possible_num; i++) {
		if (!(sysconf.pci1234[i] & 0x1))
			continue;
		int ii;
		int jj;
		struct device *dev;
		struct resource *res;
		switch (sysconf.hcid[i]) {
		case 1:
		case 3:
			dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j], 1));
			if (dev) {
				res = find_resource(dev, PCI_BASE_ADDRESS_0);
				if (res) {
					for (jj = 0; jj < 4; jj++) {
						/* Slot 1 PCI-X 133/100/66 */
						for (ii = 0; ii < 4; ii++) {
							smp_write_pci_intsrc(mc, mp_INT, m->bus_8132a[j][1], jj, ii, m->apicid_8132a[j][0], (jj+ii)%4);
						}
					}
				}
			}

			dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j]+1, 1));
			if (dev) {
				res = find_resource(dev, PCI_BASE_ADDRESS_0);
				if (res) {
					for (jj = 0; jj < 4; jj++) {
						/* Slot 2 PCI-X 133/100/66 */
						for (ii = 0; ii < 4; ii++) {
							smp_write_pci_intsrc(mc, mp_INT, m->bus_8132a[j][2], jj, ii, m->apicid_8132a[j][1], (jj+ii)%4); /* 25 */
						}
					}
				}
			}

			break;
		case 2:

		/*  Slot AGP */
			smp_write_pci_intsrc(mc, mp_INT, m->bus_8151[j][1], 0x0, 0, m->apicid_8111, 0x11);
			break;
		}

		j++;
	 }



	/* Local Ints:	Type	Polarity	Trigger		Bus ID		IRQ	APIC ID	PIN#*/
	mptable_lintsrc(mc, bus_isa);
	/* 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);
}