Uwe Hermann | cc44730 | 2008-12-15 12:15:49 +0000 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | */ |
| 20 | |
| 21 | #include <console/console.h> |
| 22 | #include <arch/smp/mpspec.h> |
Uwe Hermann | 74d1a6e | 2010-10-12 17:34:08 +0000 | [diff] [blame] | 23 | #include <arch/ioapic.h> |
Uwe Hermann | cc44730 | 2008-12-15 12:15:49 +0000 | [diff] [blame] | 24 | #include <device/pci.h> |
| 25 | #include <string.h> |
| 26 | #include <stdint.h> |
| 27 | |
Myles Watson | 08e0fb8 | 2010-03-22 16:33:25 +0000 | [diff] [blame] | 28 | static void *smp_write_config_table(void *v) |
Uwe Hermann | cc44730 | 2008-12-15 12:15:49 +0000 | [diff] [blame] | 29 | { |
Uwe Hermann | cc44730 | 2008-12-15 12:15:49 +0000 | [diff] [blame] | 30 | struct mp_config_table *mc; |
| 31 | |
| 32 | mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN); |
Uwe Hermann | cc44730 | 2008-12-15 12:15:49 +0000 | [diff] [blame] | 33 | |
Uwe Hermann | 55dc223 | 2010-10-25 15:32:07 +0000 | [diff] [blame] | 34 | mptable_init(mc, "P2B-DS ", LAPIC_ADDR); |
Uwe Hermann | cc44730 | 2008-12-15 12:15:49 +0000 | [diff] [blame] | 35 | |
| 36 | smp_write_processors(mc); |
| 37 | |
| 38 | /* Bus: Bus ID Type */ |
| 39 | smp_write_bus(mc, 0, "PCI "); |
| 40 | smp_write_bus(mc, 1, "ISA "); |
| 41 | |
| 42 | /* I/O APICs: APIC ID Version State Address */ |
Uwe Hermann | 74d1a6e | 2010-10-12 17:34:08 +0000 | [diff] [blame] | 43 | smp_write_ioapic(mc, 2, 0x20, IO_APIC_ADDR); |
Uwe Hermann | cc44730 | 2008-12-15 12:15:49 +0000 | [diff] [blame] | 44 | { |
| 45 | device_t dev; |
| 46 | struct resource *res; |
| 47 | |
| 48 | dev = dev_find_slot(1, PCI_DEVFN(0x1e, 0)); |
| 49 | if (dev) { |
| 50 | res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| 51 | if (res) |
| 52 | smp_write_ioapic(mc, 3, 0x20, res->base); |
| 53 | } |
| 54 | dev = dev_find_slot(1, PCI_DEVFN(0x1c, 0)); |
| 55 | if (dev) { |
| 56 | res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| 57 | if (res) |
| 58 | smp_write_ioapic(mc, 4, 0x20, res->base); |
| 59 | } |
| 60 | dev = dev_find_slot(4, PCI_DEVFN(0x1e, 0)); |
| 61 | if (dev) { |
| 62 | res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| 63 | if (res) |
| 64 | smp_write_ioapic(mc, 5, 0x20, res->base); |
| 65 | } |
| 66 | dev = dev_find_slot(4, PCI_DEVFN(0x1c, 0)); |
| 67 | if (dev) { |
| 68 | res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| 69 | if (res) |
| 70 | smp_write_ioapic(mc, 8, 0x20, res->base); |
| 71 | } |
| 72 | } |
| 73 | |
Patrick Georgi | c5b87c8 | 2010-05-20 15:28:19 +0000 | [diff] [blame] | 74 | mptable_add_isa_interrupts(mc, 0x1, 0x2, 0); |
| 75 | |
Uwe Hermann | cc44730 | 2008-12-15 12:15:49 +0000 | [diff] [blame] | 76 | smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, |
| 77 | 0x0, 0x13, 0x2, 0x13); |
| 78 | smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, |
| 79 | 0x0, 0x18, 0x2, 0x13); |
| 80 | smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW, |
| 81 | 0x0, 0x30, 0x2, 0x10); |
| 82 | |
| 83 | /* Local Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# */ |
Tobias Diedrich | b907d32 | 2010-10-26 22:40:16 +0000 | [diff] [blame] | 84 | smp_write_lintsrc(mc, mp_ExtINT, |
Uwe Hermann | cc44730 | 2008-12-15 12:15:49 +0000 | [diff] [blame] | 85 | MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, 0x1, 0x0, |
| 86 | MP_APIC_ALL, 0x0); |
Tobias Diedrich | b907d32 | 2010-10-26 22:40:16 +0000 | [diff] [blame] | 87 | smp_write_lintsrc(mc, mp_NMI, MP_IRQ_TRIGGER_EDGE | MP_IRQ_POLARITY_HIGH, |
Uwe Hermann | cc44730 | 2008-12-15 12:15:49 +0000 | [diff] [blame] | 88 | 0x1, 0x0, MP_APIC_ALL, 0x1); |
| 89 | |
| 90 | /* There is no extension information... */ |
| 91 | |
| 92 | /* Compute the checksums */ |
| 93 | mc->mpe_checksum = |
| 94 | smp_compute_checksum(smp_next_mpc_entry(mc), mc->mpe_length); |
| 95 | mc->mpc_checksum = smp_compute_checksum(mc, mc->mpc_length); |
Stefan Reinauer | c02b4fc | 2010-03-22 11:42:32 +0000 | [diff] [blame] | 96 | printk(BIOS_DEBUG, "Wrote the mp table end at: %p - %p\n", |
Uwe Hermann | cc44730 | 2008-12-15 12:15:49 +0000 | [diff] [blame] | 97 | mc, smp_next_mpe_entry(mc)); |
| 98 | return smp_next_mpe_entry(mc); |
| 99 | } |
| 100 | |
| 101 | unsigned long write_smp_table(unsigned long addr) |
| 102 | { |
| 103 | void *v; |
| 104 | v = smp_write_floating_table(addr); |
| 105 | return (unsigned long)smp_write_config_table(v); |
| 106 | } |