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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2009 Michael Gold <mgold@ncf.ca>
*
* 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>
/*
* Each of PIRQA..D can be routed to IRQ 3-7, 9-12, 14, or 15; but the
* selected IRQs can't be shared with ISA devices (Intel DS 290655-003,
* section 5.7.6).
*
* Correspondingly, the IRQs used on the Super I/O (4,6,7,10,12) are
* excluded from the masks, leaving 0xca28 (3,5,9,11,14,15).
*/
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 */
(0x1f << 3) | 0x0, /* Interrupt router dev */
0, /* IRQs devoted exclusively to PCI usage */
0x8086, /* Vendor */
0x7000, /* Device */
0, /* Miniport */
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */
0xb6, /* Checksum (has to be set to some value that
* would give 0 after the sum of all bytes
* for this structure (including checksum).
*/
{
/* bus, dev | fn, {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap}, slot, rfu */
{0x00, (0x1f << 3) | 0x0, {{0x00, 0x0000}, {0x61, 0xca28}, {0x00, 0x0000}, {0x63, 0xca28}}, 0x0, 0x0},
{0x00, (0x1e << 3) | 0x0, {{0x60, 0xca28}, {0x61, 0xca28}, {0x62, 0xca28}, {0x63, 0xca28}}, 0x0, 0x0},
{0x00, (0x01 << 3) | 0x0, {{0x60, 0xca28}, {0x00, 0x0000}, {0x00, 0x0000}, {0x00, 0x0000}}, 0x0, 0x0},
{0x01, (0x05 << 3) | 0x0, {{0x63, 0xca28}, {0x00, 0x0000}, {0x00, 0x0000}, {0x00, 0x0000}}, 0x0, 0x0},
{0x01, (0x08 << 3) | 0x0, {{0x60, 0xca28}, {0x61, 0xca28}, {0x62, 0xca28}, {0x63, 0xca28}}, 0x1, 0x0},
{0x01, (0x09 << 3) | 0x0, {{0x61, 0xca28}, {0x62, 0xca28}, {0x63, 0xca28}, {0x60, 0xca28}}, 0x2, 0x0},
{0x01, (0x0a << 3) | 0x0, {{0x62, 0xca28}, {0x63, 0xca28}, {0x60, 0xca28}, {0x61, 0xca28}}, 0x3, 0x0},
{0x01, (0x0b << 3) | 0x0, {{0x63, 0xca28}, {0x60, 0xca28}, {0x61, 0xca28}, {0x62, 0xca28}}, 0x4, 0x0},
}
};
unsigned long write_pirq_routing_table(unsigned long addr)
{
return copy_pirq_routing_table(addr, &intel_irq_routing_table);
}
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