| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de> |
| * |
| * 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> |
| |
| 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] = "ASUS P2B-D "; |
| struct mp_config_table *mc; |
| |
| 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 */ |
| smp_write_bus(mc, 0, "PCI "); |
| smp_write_bus(mc, 1, "PCI "); |
| smp_write_bus(mc, 2, "ISA "); |
| |
| /* I/O APICs: APIC ID Version State Address */ |
| smp_write_ioapic(mc, 2, 0x20, 0xfec00000); |
| { |
| device_t dev; |
| struct resource *res; |
| dev = dev_find_slot(1, PCI_DEVFN(0x1e, 0)); |
| if (dev) { |
| res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| if (res) |
| smp_write_ioapic(mc, 3, 0x20, res->base); |
| } |
| dev = dev_find_slot(1, PCI_DEVFN(0x1c, 0)); |
| if (dev) { |
| res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| if (res) |
| smp_write_ioapic(mc, 4, 0x20, res->base); |
| } |
| dev = dev_find_slot(4, PCI_DEVFN(0x1e, 0)); |
| if (dev) { |
| res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| if (res) |
| smp_write_ioapic(mc, 5, 0x20, res->base); |
| } |
| dev = dev_find_slot(4, PCI_DEVFN(0x1c, 0)); |
| if (dev) { |
| res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| if (res) |
| smp_write_ioapic(mc, 8, 0x20, res->base); |
| } |
| } |
| |
| /* I/O Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# */ |
| smp_write_intsrc(mc, mp_ExtINT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0x0, 0x2, 0x0); |
| smp_write_intsrc(mc, mp_INT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0x1, 0x2, 0x1); |
| smp_write_intsrc(mc, mp_INT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0x0, 0x2, 0x2); |
| smp_write_intsrc(mc, mp_INT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0x3, 0x2, 0x3); |
| smp_write_intsrc(mc, mp_INT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0x4, 0x2, 0x4); |
| smp_write_intsrc(mc, mp_INT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0x5, 0x2, 0x5); |
| smp_write_intsrc(mc, mp_INT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0x6, 0x2, 0x6); |
| smp_write_intsrc(mc, mp_INT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0x7, 0x2, 0x7); |
| smp_write_intsrc(mc, mp_INT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0x8, 0x2, 0x8); |
| smp_write_intsrc(mc, mp_INT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0x9, 0x2, 0x9); |
| smp_write_intsrc(mc, mp_INT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0xc, 0x2, 0xc); |
| smp_write_intsrc(mc, mp_INT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0xe, 0x2, 0xe); |
| smp_write_intsrc(mc, mp_INT, |
| MP_IRQ_TRIGGER_DEFAULT | MP_IRQ_POLARITY_DEFAULT, 0x2, |
| 0xf, 0x2, 0xf); |
| smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, |
| 0x2, 0xb, 0x2, 0x10); |
| smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, |
| 0x2, 0xa, 0x2, 0x13); |
| |
| /* 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, 0x2, 0x0, |
| MP_APIC_ALL, 0x0); |
| smp_write_intsrc(mc, mp_NMI, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, |
| 0x2, 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); |
| } |