| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2010 Marc Bertens <mbertens@xs4all.nl> |
| * |
| * 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. |
| */ |
| |
| #include <arch/pirq_routing.h> |
| |
| #define PIRQ_IRQ_MASK 0x0c60 |
| |
| static const struct irq_routing_table intel_irq_routing_table = { |
| PIRQ_SIGNATURE, /* u32 signature */ |
| PIRQ_VERSION, /* u16 version */ |
| 32 + 16 * CONFIG_IRQ_SLOT_COUNT,/* Max. number of devices on the bus */ |
| 0x00, /* Interrupt router bus */ |
| (0x07 << 3) | 0x0, /* Interrupt router dev */ |
| 0, /* IRQs devoted exclusively to PCI usage */ |
| 0x8086, /* Vendor */ |
| 0x122e, /* Device */ |
| 0, /* Miniport */ |
| { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */ |
| 0xD7, /* Checksum */ |
| { |
| /** |
| * Rebuild of the PIRQ table, to fix the non-working on-board NIC and PCMCIA controller. |
| * FEDCBA9876543210 |
| * 0x1E20 = 0001111000100000 |
| * 0x0C60 = 0000110001100000 |
| */ |
| // Southbridge 82371EB, INTD = 0x63 |
| { 0x00, (0x07 << 3) | 0x0, {{0x00, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}}, 0x0, 0x0 }, |
| // On-board PCI-to-PCI bridge |
| { 0x01, (0x00 << 3) | 0x0, {{0x60, PIRQ_IRQ_MASK}, {0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}}, 0x0, 0x0 }, |
| // ETH1 on front panel, INTA = 0x62 = ok |
| { 0x00, (0x0d << 3) | 0x0, {{0x62, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}}, 0x0, 0x0 }, |
| |
| // ETH2 on front panel, 0x63 |
| { 0x00, (0x0e << 3) | 0x0, {{0x63, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}}, 0x0, 0x0 }, |
| // ETH3 on front panel = 0x60 |
| { 0x02, (0x04 << 3) | 0x0, {{0x60, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}}, 0x0, 0x0 }, |
| |
| // ETH4 on front panel, INTA = 0x61 = ok |
| { 0x02, (0x05 << 3) | 0x0, {{0x61, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}}, 0x0, 0x0 }, |
| // PCMCIA/Cardbus controller, INTA = 0x60 = ok, INTB = 0x61 = ok |
| { 0x00, (0x0f << 3) | 0x0, {{0x60, PIRQ_IRQ_MASK}, {0x61, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}, {0x00, PIRQ_IRQ_MASK}}, 0x0, 0x0 }, |
| // Bridge for slot 1 (top) |
| { 0x02, (0x07 << 3) | 0x0, {{0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}, {0x64, PIRQ_IRQ_MASK}}, 0x0, 0x0 }, |
| // PCI compact slots 1 (top) |
| { 0x03, (0x04 << 3) | 0x0, {{0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}, {0x60, PIRQ_IRQ_MASK}}, 0x1, 0x0 }, |
| { 0x03, (0x05 << 3) | 0x0, {{0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}, {0x60, PIRQ_IRQ_MASK}, {0x61, PIRQ_IRQ_MASK}}, 0x2, 0x0 }, |
| { 0x03, (0x06 << 3) | 0x0, {{0x63, PIRQ_IRQ_MASK}, {0x60, PIRQ_IRQ_MASK}, {0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}}, 0x3, 0x0 }, |
| { 0x03, (0x07 << 3) | 0x0, {{0x60, PIRQ_IRQ_MASK}, {0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}}, 0x4, 0x0 }, |
| // Bridge for slot 2 (middle) |
| { 0x02, (0x06 << 3) | 0x0, {{0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}, {0x60, PIRQ_IRQ_MASK}}, 0x0, 0x0 }, |
| // PCI compact slots 2 (middle) |
| { 0x04, (0x04 << 3) | 0x0, {{0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}, {0x60, PIRQ_IRQ_MASK}}, 0x5, 0x0 }, |
| { 0x04, (0x05 << 3) | 0x0, {{0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}, {0x60, PIRQ_IRQ_MASK}, {0x61, PIRQ_IRQ_MASK}}, 0x6, 0x0 }, |
| { 0x04, (0x06 << 3) | 0x0, {{0x63, PIRQ_IRQ_MASK}, {0x60, PIRQ_IRQ_MASK}, {0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}}, 0x7, 0x0 }, |
| { 0x04, (0x07 << 3) | 0x0, {{0x60, PIRQ_IRQ_MASK}, {0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}}, 0x8, 0x0 }, |
| // Bridge for slot 3 (bottom) |
| { 0x00, (0x10 << 3) | 0x0, {{0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}, {0x60, PIRQ_IRQ_MASK}}, 0x0, 0x0 }, |
| // PCI compact slots 3 (bottom) |
| { 0x05, (0x04 << 3) | 0x0, {{0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}, {0x60, PIRQ_IRQ_MASK}}, 0x9, 0x0 }, |
| { 0x05, (0x05 << 3) | 0x0, {{0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}, {0x60, PIRQ_IRQ_MASK}, {0x61, PIRQ_IRQ_MASK}}, 0xA, 0x0 }, |
| { 0x05, (0x06 << 3) | 0x0, {{0x63, PIRQ_IRQ_MASK}, {0x60, PIRQ_IRQ_MASK}, {0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}}, 0xB, 0x0 }, |
| { 0x05, (0x07 << 3) | 0x0, {{0x60, PIRQ_IRQ_MASK}, {0x61, PIRQ_IRQ_MASK}, {0x62, PIRQ_IRQ_MASK}, {0x63, PIRQ_IRQ_MASK}}, 0xC, 0x0 }, |
| } |
| }; |
| |
| unsigned long write_pirq_routing_table(unsigned long addr) |
| { |
| return copy_pirq_routing_table(addr, &intel_irq_routing_table); |
| } |
| |
| /** |
| * TODO: This stub function is here until the point is solved in the |
| * main code of coreboot. See also arch/x86/boot/pirq_tables.c. |
| */ |
| void pirq_assign_irqs(const unsigned char pIntAtoD[4]) |
| { |
| return; |
| } |