diff options
Diffstat (limited to 'src/mainboard/via/epia-m850/irq_tables.c')
| -rw-r--r-- | src/mainboard/via/epia-m850/irq_tables.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/mainboard/via/epia-m850/irq_tables.c b/src/mainboard/via/epia-m850/irq_tables.c new file mode 100644 index 0000000000..28fbb4f21a --- /dev/null +++ b/src/mainboard/via/epia-m850/irq_tables.c @@ -0,0 +1,75 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com> + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <arch/pirq_routing.h> +#include <console/console.h> +#include <device/pci_ids.h> +#include <string.h> /* <- For memset */ + +#define _OFF 0x00 +#define ___OFF 0x0000 +#define LNKA 1 +#define LNKB 2 +#define LNKC 3 +#define LNKD 4 +#define LNKE 5 +#define LNKF 6 +#define LNKG 7 +#define LNKH 8 +#define BITMAP 0xdce0 +/* The link that carries the SATA interrupt has its own mask, just in case + * we want to make sure our SATA controller gets mapped to IRQ 14 */ +#define B_SATA BITMAP + +const struct irq_routing_table intel_irq_routing_table = { + PIRQ_SIGNATURE, /* u32 signature */ + PIRQ_VERSION, /* u16 version */ + 32 + 16 * 13, /* Max. number of devices on the bus */ + 0x00, /* Interrupt router bus */ + (0x11 << 3) | 0x0, /* Interrupt router dev */ + 0, /* IRQs devoted exclusively for PCI */ + PCI_VENDOR_ID_VIA, /* Vendor */ + PCI_DEVICE_ID_VIA_VX900_LPC, /* Device */ + 0, /* Miniport */ + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */ + 0x19, /* 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, (0x01 << 3) | 0x0, {{LNKH, BITMAP}, {LNKH, BITMAP}, {_OFF, ___OFF}, {_OFF, ___OFF}}, 0x0, 0x0}, + {0x00, (0x03 << 3) | 0x0, {{LNKH, BITMAP}, {LNKH, BITMAP}, {LNKH, BITMAP}, {LNKH, BITMAP}}, 0x0, 0x0}, + {0x00, (0x0a << 3) | 0x0, {{LNKA, BITMAP}, {LNKB, B_SATA}, {LNKC, BITMAP}, {LNKD, BITMAP}}, 0x0, 0x0}, + {0x00, (0x0b << 3) | 0x0, {{LNKA, BITMAP}, {_OFF, ___OFF}, {_OFF, ___OFF}, {_OFF, ___OFF}}, 0x0, 0x0}, + {0x00, (0x0c << 3) | 0x0, {{LNKA, BITMAP}, {_OFF, ___OFF}, {_OFF, ___OFF}, {_OFF, ___OFF}}, 0x0, 0x0}, + {0x00, (0x0d << 3) | 0x0, {{LNKA, BITMAP}, {_OFF, ___OFF}, {_OFF, ___OFF}, {_OFF, ___OFF}}, 0x0, 0x0}, + {0x00, (0x0f << 3) | 0x0, {{LNKB, B_SATA}, {_OFF, ___OFF}, {_OFF, ___OFF}, {_OFF, ___OFF}}, 0x0, 0x0}, + {0x00, (0x10 << 3) | 0x0, {{LNKA, BITMAP}, {LNKB, B_SATA}, {LNKC, BITMAP}, {LNKD, BITMAP}}, 0x0, 0x0}, + {0x00, (0x14 << 3) | 0x0, {{LNKB, B_SATA}, {_OFF, ___OFF}, {_OFF, ___OFF}, {_OFF, ___OFF}}, 0x0, 0x0}, + {0x01, (0x00 << 3) | 0x0, {{LNKH, BITMAP}, {LNKH, BITMAP}, {LNKH, BITMAP}, {LNKH, BITMAP}}, 0x1, 0x0}, + {0x02, (0x00 << 3) | 0x0, {{LNKH, BITMAP}, {LNKH, BITMAP}, {LNKH, BITMAP}, {LNKH, BITMAP}}, 0x2, 0x0}, + {0x03, (0x00 << 3) | 0x0, {{LNKH, BITMAP}, {LNKH, BITMAP}, {LNKH, BITMAP}, {LNKH, BITMAP}}, 0x0, 0x0}, + {0x04, (0x00 << 3) | 0x0, {{LNKH, BITMAP}, {LNKH, BITMAP}, {LNKH, BITMAP}, {LNKH, BITMAP}}, 0x0, 0x0}, + } +}; + +unsigned long write_pirq_routing_table(unsigned long addr) +{ + return copy_pirq_routing_table(addr, &intel_irq_routing_table); +} |