diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/iei/nova4899r/irq_tables.c | 230 |
1 files changed, 201 insertions, 29 deletions
diff --git a/src/mainboard/iei/nova4899r/irq_tables.c b/src/mainboard/iei/nova4899r/irq_tables.c index 4e50df5a47..d1c69ca0b1 100644 --- a/src/mainboard/iei/nova4899r/irq_tables.c +++ b/src/mainboard/iei/nova4899r/irq_tables.c @@ -1,39 +1,211 @@ -/* This file was generated by getpir.c, do not modify! - (but if you do, please run checkpir on it to verify) - * Contains the IRQ Routing Table dumped directly from your memory, which BIOS sets up +/* + * This file is part of the LinuxBIOS project. * - * Documentation at : http://www.microsoft.com/hwdev/busbios/PCIIRQ.HTM -*/ + * Copyright (C) 2007 Luis Correia <luis.f.correia@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, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ #include <arch/pirq_routing.h> +/* + * IRQ 5530 USB Network Network Network free + * controller northbridge device device#0 device#1 device#2 slot + * 00.13.0 00.0a.00 00.0b.00 00.0c.00 00.0f.00 + * ------------------------------------------------------------------------ + * 14 INTA# INTA# n.c. n.c. n.c. INTA# + * 5 INTB# n.c. n.c. n.c. INTA# n.c. + * 10 INTC# n.c. n.c. INTA# n.c. n.c. + * 11 INTD# n.c. INTA# n.c. n.c. n.c. + */ + +/* + * - the USB controller should be connected to IRQ14 + * - the network controller #0 should be connected to IRQ11 + * - the network controller #1 should be connected to IRQ10 + * - the network controller #2 should be connected to IRQ5 + * - the additional PCI slot must share the IRQ with the internal USB + */ + +#define IRQ_BITMAP_LINK0 0x0200 /* bit 9 means IRQ 9 available for this cs5530 INT input*/ +#define IRQ_BITMAP_LINK1 0x0020 /* bit 5 means IRQ 5 available for this cs5530 INT input*/ +#define IRQ_BITMAP_LINK2 0x0400 /* bit 10 means IRQ10 available for this cs5530 INT input*/ +#define IRQ_BITMAP_LINK3 0x0800 /* bit 11 means IRQ11 available for this cs5530 INT input*/ + const struct irq_routing_table intel_irq_routing_table = { - PIRQ_SIGNATURE, /* u32 signature */ - PIRQ_VERSION, /* u16 version */ - 32+16*5, /* there can be total 5 devices on the bus */ - 0x00, /* Where the interrupt router lies (bus) */ - (0x12<<3)|0x0, /* Where the interrupt router lies (dev) */ - 0xe00, /* IRQs devoted exclusively to PCI usage */ - 0x1078, /* Vendor */ - 0x0002, /* Device */ - 0, /* Crap (miniport) */ - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */ - 0x2d, /* u8 checksum , this hase to 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 */ - // USB - {0x00,(0x13<<3)|0x0, {{0x01, 0xdeb8}, {0x00, 0xdeb8}, {0x00, 0xdeb8}, {0x00, 0x0deb8}}, 0x0, 0x0}, - // eth0 - {0x00,(0x0a<<3)|0x0, {{0x02, 0xdeb8}, {0x03, 0xdeb8}, {0x04, 0xdeb8}, {0x00, 0x0deb8}}, 0x0, 0x0},//0x3, 0x0}, - // eth1 - {0x00,(0x0b<<3)|0x0, {{0x03, 0xdeb8}, {0x04, 0xdeb8}, {0x02, 0xdeb8}, {0x00, 0x0deb8}}, 0x0, 0x0},//0x2, 0x0}, - // eth2 - {0x00,(0x0c<<3)|0x0, {{0x04, 0xdeb8}, {0x02, 0xdeb8}, {0x03, 0xdeb8}, {0x00, 0x0deb8}}, 0x0, 0x0},//0x1, 0x0}, - // PCI slot - {0x00,(0x0f<<3)|0x0, {{0x04, 0xdeb8}, {0x03, 0xdeb8}, {0x02, 0xdeb8}, {0x00, 0x0deb8}}, 0x0, 0x0}, + .signature = PIRQ_SIGNATURE, /* u32 signature */ + .version = PIRQ_VERSION, /* u16 version */ + .size = 32+16*IRQ_SLOT_COUNT, /* there can be total 4 devices on the bus */ + .rtr_bus = 0x00, /* Where the interrupt router lies (bus) */ + .rtr_devfn = (0x12<<3)|0x0, /* Where the interrupt router lies (dev) */ + .exclusive_irqs = 0x4C20, /* IRQs devoted exclusively to PCI usage */ + .rtr_vendor = 0x1078, /* Vendor */ + .rtr_device = 0x0100, /* Device */ + .miniport_data = 0, /* Crap (miniport) */ + .checksum = 0xBF+16, /* TODO! calculate correct sum ! */ +/* + * Definition for "slot#0". There is no real slot, + * the network device is soldered... + */ + .slots = { + [0] = { + .bus = 0x00, + .devfn = (0x0a<<3)|0x0, + .irq = { + [0] = { + .link = 0x03, /* INT C */ + .bitmap = IRQ_BITMAP_LINK2 + }, + [1] = { + .link = 0x02, /* INT B */ + .bitmap = IRQ_BITMAP_LINK1 + }, + [2] = { /* = device INTA output */ + .link = 0x01, /* INT A */ + .bitmap = IRQ_BITMAP_LINK0 + }, + [3] = { + .link = 0x04, /* = cs5530 INT D input */ + .bitmap = IRQ_BITMAP_LINK3 + } + }, + .slot = 0x3, /* soldered */ + }, +/* + * Definition for "slot#1". There is no real slot, + * the network device is soldered... + * + * Configuration is ommited on purpose in the attempt of solving the + * issue with IRQ panics (this is device is actually eth1) + + [1] = { + .bus = 0x00, + .devfn = (0x0b<<3)|0x0, + .irq = { + [0] = { + .link = 0x04, + .bitmap = IRQ_BITMAP_LINK3 + }, + [1] = { + .link = 0x03, + .bitmap = IRQ_BITMAP_LINK2 + }, + [2] = { + .link = 0x02, + .bitmap = IRQ_BITMAP_LINK1 + }, + [3] = { + .link = 0x01, + .bitmap = IRQ_BITMAP_LINK0 + } + }, + .slot = 0x2, + }, + */ + +/* + * Definition for "slot#2". There is no real slot, + * the network device is soldered... + */ + [2] = { + .bus = 0x00, + .devfn = (0x0c<<3)|0x0, + .irq = { + [0] = { + .link = 0x01, /* INT A */ + .bitmap = IRQ_BITMAP_LINK0 + }, + [1] = { + .link = 0x04, /* INT D */ + .bitmap = IRQ_BITMAP_LINK3 + }, + [2] = { /* = device INTA output */ + .link = 0x03, /* INT C */ + .bitmap = IRQ_BITMAP_LINK2 + }, + [3] = { + .link = 0x02, /* = cs5530 INT B input */ + .bitmap = IRQ_BITMAP_LINK1 + } + }, + .slot = 0x1, /* soldered */ + }, +/* + * This is a free PCI slot + */ + [3] = { + .bus = 0x00, + .devfn = (0x0f<<3)|0x0, + .irq = { + [0] = { /* = device INTA output */ + .link = 0x04, /* INT D */ + .bitmap = IRQ_BITMAP_LINK3 + }, + [1] = { + .link = 0x03, /* = cs5530 INT C input */ + .bitmap = IRQ_BITMAP_LINK2 + }, + [2] = { + .link = 0x02, /* INT B */ + .bitmap = IRQ_BITMAP_LINK1 + }, + [3] = { + .link = 0x01, /* INT A */ + .bitmap = IRQ_BITMAP_LINK0 + } + }, + .slot = 0x6, /* FIXME: should be not 0, as it defines a real slot */ + }, +/* + * Definition for "slot#3". There is no real slot, + * the USB device is embedded... + */ + [4] = { + .bus = 0x00, + .devfn = (0x13<<3)|0x0, + .irq = { + [0] = { + .link = 0x02, /* INT B */ + .bitmap = IRQ_BITMAP_LINK1 + }, + [1] = { + .link = 0x01, /* INT A */ + .bitmap = IRQ_BITMAP_LINK0 + }, + [2] = { + .link = 0x04, /* INT D */ + .bitmap = IRQ_BITMAP_LINK3 + }, + [3] = { + .link = 0x03, /* INT C */ + .bitmap = IRQ_BITMAP_LINK2 + } + }, + .slot = 0x5, /* chip internal */ + } } }; + +/** + * Copy the IRQ routing table to memory. + * + * @param addr Destination address (between 0xF0000...0x100000). + * @return The end address of the pirq routing table in memory. + **/ unsigned long write_pirq_routing_table(unsigned long addr) { - return copy_pirq_routing_table(addr); + return copy_pirq_routing_table(addr); } + |