irq_tables.c

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/* SPDX-License-Identifier: GPL-2.0-or-later */
 
#include <arch/pirq_routing.h>
 
static const struct irq_routing_table intel_irq_routing_table = {
        PIRQ_SIGNATURE,
        PIRQ_VERSION,
        32 + 16 * CONFIG_IRQ_SLOT_COUNT,/* Max. number of devices on the bus */
        0x00,                   /* Interrupt router bus */
        (0x04 << 3) | 0x0,      /* Interrupt router device */
        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] */
        0x10,                   /* Checksum (has to be set to some value that
                                 * would give 0 after the sum of all bytes
                                 * for this structure (including checksum).
                                 */
        /* clang-format off */
        {
                /* bus,        dev | fn,   {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap}, slot, rfu */
                {0x00, (0x0c << 3) | 0x0, {{0x60, 0x1eb8}, {0x61, 0x1eb8}, {0x62, 0x1eb8}, {0x63, 0x1eb8}}, 0x1, 0x0},
                {0x00, (0x0b << 3) | 0x0, {{0x61, 0x1eb8}, {0x62, 0x1eb8}, {0x63, 0x1eb8}, {0x60, 0x1eb8}}, 0x2, 0x0},
                {0x00, (0x0a << 3) | 0x0, {{0x62, 0x1eb8}, {0x63, 0x1eb8}, {0x60, 0x1eb8}, {0x61, 0x1eb8}}, 0x3, 0x0},
                {0x00, (0x09 << 3) | 0x0, {{0x63, 0x1eb8}, {0x60, 0x1eb8}, {0x61, 0x1eb8}, {0x62, 0x1eb8}}, 0x4, 0x0},
                {0x00, (0x04 << 3) | 0x0, {{0x60, 0x1eb8}, {0x61, 0x1eb8}, {0x62, 0x1eb8}, {0x63, 0x1eb8}}, 0x0, 0x0},
                {0x00, (0x01 << 3) | 0x0, {{0x60, 0x1eb8}, {0x61, 0x1eb8}, {0x62, 0x1eb8}, {0x63, 0x1eb8}}, 0x0, 0x0},
                {0x00, (0x06 << 3) | 0x0, {{0x63, 0x1eb8}, {0x60, 0x1eb8}, {0x61, 0x1eb8}, {0x62, 0x1eb8}}, 0x0, 0x0},
                {0x00, (0x07 << 3) | 0x0, {{0x62, 0x1eb8}, {0x63, 0x1eb8}, {0x60, 0x1eb8}, {0x61, 0x1eb8}}, 0x0, 0x0},
        }
        /* clang-format on */
};
 
unsigned long write_pirq_routing_table(unsigned long addr)
{
        return copy_pirq_routing_table(addr, &intel_irq_routing_table);
}