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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007 AMD
* (Written by Yinghai Lu <yinghailu@amd.com> for AMD)
* Copyright (C) 2007 Philipp Degler <pdegler@rumms.uni-mannheim.de>
* (Thanks to LSRA University of Mannheim for their support)
* Copyright (C) 2008 Jonathan A. Kollasch <jakllsch@kollasch.net>
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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 <console/console.h>
#include <arch/smp/mpspec.h>
#include <device/pci.h>
#include <string.h>
#include <stdint.h>
#include <../../../southbridge/via/vt8237r/vt8237r.h>
#define bus_isa 2
void *smp_write_config_table(void *v)
{
static const char sig[4] = "PCMP";
static const char oem[8] = "VIA ";
static const char productid[12] = "PC2500 ";
struct mp_config_table *mc;
int bus_num;
int i;
mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN);
memset(mc, 0, sizeof(*mc));
memcpy(mc->mpc_signature, sig, sizeof(sig));
mc->mpc_length = sizeof(*mc); /* initially just the header */
mc->mpc_spec = 0x04;
mc->mpc_checksum = 0; /* not yet computed */
memcpy(mc->mpc_oem, oem, sizeof(oem));
memcpy(mc->mpc_productid, productid, sizeof(productid));
mc->mpc_oemptr = 0;
mc->mpc_oemsize = 0;
mc->mpc_entry_count = 0; /* No entries yet... */
mc->mpc_lapic = LAPIC_ADDR;
mc->mpe_length = 0;
mc->mpe_checksum = 0;
mc->reserved = 0;
smp_write_processors(mc);
/* Bus: Bus ID Type*/
/* define numbers for pci and isa bus */
for (bus_num = 0; bus_num < bus_isa; bus_num++) {
smp_write_bus(mc, bus_num, "PCI ");
}
smp_write_bus(mc, bus_isa, "ISA ");
/* I/O APICs: APIC ID Version State Address*/
smp_write_ioapic(mc, VT8237R_APIC_ID, 0x20, VT8237R_APIC_BASE);
/* Now, assemble the table. */
smp_write_intsrc(mc, mp_ExtINT,
MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH,
bus_isa, 0x0, VT8237R_APIC_ID, 0x0);
#define ISA_INT(intr, pin) \
smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, \
bus_isa, (intr), VT8237R_APIC_ID, (pin))
ISA_INT(1, 1);
ISA_INT(0, 2);
ISA_INT(3, 3);
ISA_INT(4, 4);
ISA_INT(6, 6);
ISA_INT(7, 7);
ISA_INT(8, 8);
ISA_INT(9, 9);
ISA_INT(0xc, 0xc);
ISA_INT(0xd, 0xd);
ISA_INT(0xe, 0xe);
ISA_INT(0xf, 0xf);
#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)), VT8237R_APIC_ID, (pin))
// PCI slot 1
PCI_INT(0, 8, 0, 16);
PCI_INT(0, 8, 1, 17);
PCI_INT(0, 8, 2, 18);
PCI_INT(0, 8, 3, 19);
// PCI slot 2
PCI_INT(0, 9, 0, 17);
PCI_INT(0, 9, 1, 18);
PCI_INT(0, 9, 2, 19);
PCI_INT(0, 9, 3, 16);
// SATA
PCI_INT(0, 15, 1, 20);
// USB
PCI_INT(0, 16, 0, 21);
PCI_INT(0, 16, 1, 21);
PCI_INT(0, 16, 2, 21);
PCI_INT(0, 16, 3, 21);
// Audio
PCI_INT(0, 17, 2, 22);
// Ethernet
PCI_INT(0, 18, 0, 23);
/* Onboard VGA */
PCI_INT(1, 0, 0, 16);
/*Local Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN#*/
smp_write_lintsrc(mc, mp_ExtINT,
MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT,
0, 0x0, MP_APIC_ALL, 0x0);
smp_write_lintsrc(mc, mp_NMI,
MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT,
0, 0x0, MP_APIC_ALL, 0x1);
/* There is no extension information... */
/* Compute the checksums */
mc->mpe_checksum =
smp_compute_checksum(smp_next_mpc_entry(mc), mc->mpe_length);
mc->mpc_checksum = smp_compute_checksum(mc, mc->mpc_length);
printk_debug("Wrote the mp table end at: %p - %p\n",
mc, smp_next_mpe_entry(mc));
return smp_next_mpe_entry(mc);
}
unsigned long write_smp_table(unsigned long addr)
{
void *v;
v = smp_write_floating_table(addr);
return (unsigned long)smp_write_config_table(v);
}
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