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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2010 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.
*
* 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 <arch/io.h>
#include <string.h>
#include <stdint.h>
#include <cpu/amd/amdk8_sysconf.h>
extern u8 bus_isa;
extern u8 bus_rs780[11];
extern u8 bus_sb700[2];
extern u32 apicid_sb700;
extern u32 bus_type[256];
extern u32 sbdn_rs780;
extern u32 sbdn_sb700;
static void *smp_write_config_table(void *v)
{
static const char sig[4] = "PCMP";
static const char oem[8] = "AMD ";
static const char productid[12] = "MAHOGANY ";
struct mp_config_table *mc;
int j;
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();
/* Bus: Bus ID Type */
/* define bus and isa numbers */
for (j = 0; j < bus_isa; j++) {
smp_write_bus(mc, j, (char *)"PCI ");
}
smp_write_bus(mc, bus_isa, (char *)"ISA ");
/* I/O APICs: APIC ID Version State Address */
{
device_t dev;
u32 dword;
u8 byte;
dev =
dev_find_slot(bus_sb700[0],
PCI_DEVFN(sbdn_sb700 + 0x14, 0));
if (dev) {
dword = pci_read_config32(dev, 0x74) & 0xfffffff0;
smp_write_ioapic(mc, apicid_sb700, 0x11, 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
*/
}
}
/* I/O Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# */
#define IO_LOCAL_INT(type, intr, apicid, pin) \
smp_write_intsrc(mc, (type), MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, bus_isa, (intr), (apicid), (pin));
IO_LOCAL_INT(mp_ExtINT, 0x0, apicid_sb700, 0x0);
/* ISA ints are edge-triggered, and usually originate from the ISA bus,
* or its remainings.
*/
#define ISA_INT(intr, pin) \
smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, bus_isa, (intr), apicid_sb700, (pin))
ISA_INT(0x1, 0x1);
ISA_INT(0x0, 0x2);
ISA_INT(0x3, 0x3);
ISA_INT(0x4, 0x4);
ISA_INT(0x6, 0x6);
ISA_INT(0x7, 0x7);
ISA_INT(0xc, 0xc);
ISA_INT(0xd, 0xd);
ISA_INT(0xe, 0xe);
/* PCI interrupts are level triggered, and are
* associated with a specific bus/device/function tuple.
*/
#if CONFIG_GENERATE_ACPI_TABLES == 0
#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_sb700, (pin))
#else
#define PCI_INT(bus, dev, fn, pin)
#endif
/* usb */
PCI_INT(0x0, 0x12, 0x0, 0x10); /* USB */
PCI_INT(0x0, 0x12, 0x1, 0x11);
PCI_INT(0x0, 0x13, 0x0, 0x12);
PCI_INT(0x0, 0x13, 0x1, 0x13);
PCI_INT(0x0, 0x14, 0x0, 0x10);
/* sata */
PCI_INT(0x0, 0x11, 0x0, 0x16);
/* HD Audio: b0:d20:f1:reg63 should be 0. */
/* PCI_INT(0x0, 0x14, 0x2, 0x12); */
/* on board NIC & Slot PCIE. */
/* PCI_INT(bus_rs780[0x1], 0x5, 0x0, 0x12); */
/* PCI_INT(bus_rs780[0x1], 0x5, 0x1, 0x13); */
PCI_INT(bus_rs780[0x2], 0x0, 0x0, 0x12); /* Dev 2, external GFX */
/* PCI_INT(bus_rs780[0x3], 0x0, 0x0, 0x13); */
PCI_INT(bus_rs780[0x4], 0x0, 0x0, 0x10);
/* configuration B doesnt need dev 5,6,7 */
/*
* PCI_INT(bus_rs780[0x5], 0x0, 0x0, 0x11);
* PCI_INT(bus_rs780[0x6], 0x0, 0x0, 0x12);
* PCI_INT(bus_rs780[0x7], 0x0, 0x0, 0x13);
*/
PCI_INT(bus_rs780[0x9], 0x0, 0x0, 0x11);
PCI_INT(bus_rs780[0xA], 0x0, 0x0, 0x12); /* NIC */
/* PCI slots */
/* PCI_SLOT 0. */
PCI_INT(bus_sb700[1], 0x5, 0x0, 0x14);
PCI_INT(bus_sb700[1], 0x5, 0x1, 0x15);
PCI_INT(bus_sb700[1], 0x5, 0x2, 0x16);
PCI_INT(bus_sb700[1], 0x5, 0x3, 0x17);
/* PCI_SLOT 1. */
PCI_INT(bus_sb700[1], 0x6, 0x0, 0x15);
PCI_INT(bus_sb700[1], 0x6, 0x1, 0x16);
PCI_INT(bus_sb700[1], 0x6, 0x2, 0x17);
PCI_INT(bus_sb700[1], 0x6, 0x3, 0x14);
/* PCI_SLOT 2. */
PCI_INT(bus_sb700[1], 0x7, 0x0, 0x16);
PCI_INT(bus_sb700[1], 0x7, 0x1, 0x17);
PCI_INT(bus_sb700[1], 0x7, 0x2, 0x14);
PCI_INT(bus_sb700[1], 0x7, 0x3, 0x15);
/*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 */
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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