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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) 2009 Harald Gutmann <harald.gutmann@gmx.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 <cpu/amd/amdk8_sysconf.h>
extern unsigned char bus_isa;
extern unsigned char bus_mcp55[8]; //1
extern unsigned apicid_mcp55;
extern unsigned bus_type[256];
static void *smp_write_config_table(void *v)
{
static const char sig[4] = "PCMP";
static const char oem[8] = "COREBOOT";
static const char productid[12] = "M57SLI ";
struct mp_config_table *mc;
unsigned sbdn;
int i,j,k;
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);
get_bus_conf();
sbdn = sysconf.sbdn;
/*Bus: Bus ID Type*/
/* define bus and isa numbers */
for(j= 0; j < 256 ; j++) {
if(bus_type[j])
smp_write_bus(mc, j, "PCI ");
}
smp_write_bus(mc, bus_isa, "ISA ");
/*I/O APICs: APIC ID Version State Address*/
{
device_t dev;
struct resource *res;
dev = dev_find_slot(bus_mcp55[0], PCI_DEVFN(sbdn+ 0x1,0));
if (dev) {
res = find_resource(dev, PCI_BASE_ADDRESS_1);
if (res) {
smp_write_ioapic(mc, apicid_mcp55, 0x11, res->base);
}
/* set up the interrupt registers of mcp55 */
pci_write_config32(dev, 0x7c, 0xc643c643);
pci_write_config32(dev, 0x80, 0x8da01009);
pci_write_config32(dev, 0x84, 0x200018d2);
}
}
mptable_add_isa_interrupts(mc, bus_isa, apicid_mcp55, 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_mcp55[bus], (((dev)<<2)|(fn)), apicid_mcp55, (pin))
PCI_INT(0,sbdn+1,1, 10); /* SMBus */
PCI_INT(0,sbdn+2,0, 22); /* USB */
PCI_INT(0,sbdn+2,1, 23); /* USB */
PCI_INT(0,sbdn+4,0, 21); /* IDE */
PCI_INT(0,sbdn+5,0, 20); /* SATA */
PCI_INT(0,sbdn+5,1, 21); /* SATA */
PCI_INT(0,sbdn+5,2, 22); /* SATA */
PCI_INT(0,sbdn+6,1, 23); /* HD Audio */
PCI_INT(0,sbdn+8,0, 20); /* GBit Ethernet */
/* The PCIe slots, each on its own bus */
k = 1;
for(i=0; i<4; i++){
for(j=7; j>1; j--){
if(k>3) k=0;
PCI_INT(j,0,i, 16+k);
k++;
}
k--;
}
/* On bus 1: the PCI bus slots...
pyhsical PCI slots are j = 7,8
FireWire is j = 10
*/
k=2;
for(i=0; i<4; i++){
for(j=6; j<11; j++){
if(k>3) k=0;
PCI_INT(1,j,i, 16+k);
k++;
}
}
/*Local Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN#*/
smp_write_intsrc(mc, mp_ExtINT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, bus_isa, 0x0, MP_APIC_ALL, 0x0);
smp_write_intsrc(mc, mp_NMI, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, bus_isa, 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(BIOS_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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