irq_tables.c

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#include <arch/pirq_routing.h>
 
static const struct irq_routing_table intel_irq_routing_table = {
        PIRQ_SIGNATURE,         /* u32 signature */
        PIRQ_VERSION,           /* u16 version */
        32 + 16 * 15,           /* 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 */
        0x122e,                 /* Device */
        0,                      /* Miniport */
        { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */
        0xf5,                   /* 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, (0x02 << 3) | 0x0, {{0x00, 0xdef8}, {0x61, 0x1cf8}, {0x00, 0xdef8}, {0x00, 0xdef8}}, 0x0, 0x0}, /* VGA       0:02.0 */
                {0x00, (0x1b << 3) | 0x0, {{0x00, 0xdef8}, {0x61, 0x1cf8}, {0x00, 0xdef8}, {0x00, 0xdef8}}, 0x0, 0x0}, /* HD Audio  0:1b.0 */
                {0x00, (0x1c << 3) | 0x0, {{0x68, 0x1cf8}, {0x69, 0x1cf8}, {0x6a, 0x1cf8}, {0x6b, 0x1cf8}}, 0x0, 0x0}, /* PCIe      0:1c.0 */
                {0x00, (0x1c << 3) | 0x1, {{0x68, 0x1cf8}, {0x69, 0x1cf8}, {0x6a, 0x1cf8}, {0x6b, 0x1cf8}}, 0x0, 0x0}, /* PCIe      0:1c.1 */
                {0x00, (0x1c << 3) | 0x2, {{0x68, 0x1cf8}, {0x69, 0x1cf8}, {0x6a, 0x1cf8}, {0x6b, 0x1cf8}}, 0x0, 0x0}, /* PCIe      0:1c.2 */
                {0x00, (0x1c << 3) | 0x3, {{0x68, 0x1cf8}, {0x69, 0x1cf8}, {0x6a, 0x1cf8}, {0x6b, 0x1cf8}}, 0x0, 0x0}, /* PCIe      0:1c.3 */
                {0x00, (0x1d << 3) | 0x0, {{0x60, 0x1cf8}, {0x61, 0x1cf8}, {0x62, 0x1cf8}, {0x63, 0x1cf8}}, 0x0, 0x0}, /* USB       0:1d.0 */
                {0x00, (0x1d << 3) | 0x1, {{0x60, 0x1cf8}, {0x61, 0x1cf8}, {0x62, 0x1cf8}, {0x63, 0x1cf8}}, 0x0, 0x0}, /* USB       0:1d.1 */
                {0x00, (0x1d << 3) | 0x2, {{0x60, 0x1cf8}, {0x61, 0x1cf8}, {0x62, 0x1cf8}, {0x63, 0x1cf8}}, 0x0, 0x0}, /* USB       0:1d.2 */
                {0x00, (0x1d << 3) | 0x3, {{0x60, 0x1cf8}, {0x61, 0x1cf8}, {0x62, 0x1cf8}, {0x63, 0x1cf8}}, 0x0, 0x0}, /* USB       0:1d.3 */
                {0x00, (0x1e << 3) | 0x0, {{0x60, 0x1cf8}, {0x61, 0x1cf8}, {0x62, 0x1cf8}, {0x63, 0x1cf8}}, 0x0, 0x0}, /* PCI       0:1e.0 */
                {0x00, (0x1f << 3) | 0x0, {{0x6b, 0x1cf8}, {0x60, 0x1cf8}, {0x60, 0x1cf8}, {0x00, 0xdef8}}, 0x0, 0x0}, /* LPC       0:1f.0 */
                {0x00, (0x1f << 3) | 0x1, {{0x6b, 0x1cf8}, {0x60, 0x1cf8}, {0x60, 0x1cf8}, {0x00, 0xdef8}}, 0x0, 0x0}, /* IDE       0:1f.1 */
                {0x00, (0x1f << 3) | 0x2, {{0x6b, 0x1cf8}, {0x60, 0x1cf8}, {0x60, 0x1cf8}, {0x00, 0xdef8}}, 0x0, 0x0}, /* SATA      0:1f.2 */
        }
        /* clang-format on */
};
 
unsigned long write_pirq_routing_table(unsigned long addr)
{
        return copy_pirq_routing_table(addr, &intel_irq_routing_table);
}