diff options
Diffstat (limited to 'src/mainboard/iei/pcisa-lx-800-r10/irq_tables.c')
-rw-r--r-- | src/mainboard/iei/pcisa-lx-800-r10/irq_tables.c | 296 |
1 files changed, 296 insertions, 0 deletions
diff --git a/src/mainboard/iei/pcisa-lx-800-r10/irq_tables.c b/src/mainboard/iei/pcisa-lx-800-r10/irq_tables.c new file mode 100644 index 0000000000..affbfc6790 --- /dev/null +++ b/src/mainboard/iei/pcisa-lx-800-r10/irq_tables.c @@ -0,0 +1,296 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 Nikolay Petukhov <nikolay.petukhov@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> +// #include <console/console.h> +#include <arch/io.h> + +/* Platform IRQs */ +#define PIRQA 11 +#define PIRQB 10 +#define PIRQC 11 +#define PIRQD 5 + +/* Link */ +#define LINK_PIRQA 1 +#define LINK_PIRQB 2 +#define LINK_PIRQC 3 +#define LINK_PIRQD 4 +#define LINK_NONE 0 + +/* Map */ +#define IRQ_BITMAP_LINKA (1 << PIRQA) +#define IRQ_BITMAP_LINKB (1 << PIRQB) +#define IRQ_BITMAP_LINKC (1 << PIRQC) +#define IRQ_BITMAP_LINKD (1 << PIRQD) +#define IRQ_BITMAP_NOLINK 0x0 + +#define EXCLUSIVE_PCI_IRQS (IRQ_BITMAP_LINKA | IRQ_BITMAP_LINKB | IRQ_BITMAP_LINKC | IRQ_BITMAP_LINKD) + +const struct irq_routing_table intel_irq_routing_table = { + PIRQ_SIGNATURE, /* u32 signature */ + PIRQ_VERSION, /* u16 version */ + 32 + 16 * IRQ_SLOT_COUNT,/* there can be total 6 devices on the bus */ + 0x00, /* Where the interrupt router lies (bus) */ + (0x0F << 3) | 0x0, /* Where the interrupt router lies (dev) */ + EXCLUSIVE_PCI_IRQS, /* 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] */ + 0x62, /* u8 checksum , this has to set to some value that would give 0 after the sum of all bytes for this structure (including checksum) */ + + .slots = { + [0] = { + .slot = 0x0, /* means also "on board" */ + .bus = 0x00, + .devfn = (0x01<<3)|0x0, /* 0x01 is CS5536 */ + .irq = { + [0] = { /* <-- 0 means this is INTA# output from the device or slot */ + .link = LINK_PIRQA, + .bitmap = IRQ_BITMAP_LINKA + }, + [1] = { /* <-- 1 means this is INTB# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + }, + [2] = { /* <-- 2 means this is INTC# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + }, + [3] = { /* <-- 3 means this is INTD# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + } + } + }, + + [1] = { + .slot = 0x0, /* means also "on board" */ + .bus = 0x00, + .devfn = (0x0f<<3)|0x0, /* 0x0f is CS5536 (USB, AUDIO) */ + .irq = { + [0] = { /* <-- 0 means this is INTA# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + }, + [1] = { /* <-- 1 means this is INTB# output from the device or slot */ + .link = LINK_PIRQB, /* Audio */ + .bitmap = IRQ_BITMAP_LINKB + }, + [2] = { /* <-- 2 means this is INTC# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + }, + [3] = { /* <-- 3 means this is INTD# output from the device or slot */ + .link = LINK_PIRQD, /* USB */ + .bitmap = IRQ_BITMAP_LINKD + } + } + }, + + [2] = { + .slot = 0x0, /* means also "on board" */ + .bus = 0x00, + .devfn = (0x0e<<3)|0x0, /* 0x0e is eth0 */ + .irq = { + [0] = { /* <-- 0 means this is INTA# output from the device or slot */ + .link = LINK_PIRQD, + .bitmap = IRQ_BITMAP_LINKD + }, + [1] = { /* <-- 1 means this is INTB# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + }, + [2] = { /* <-- 2 means this is INTC# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + }, + [3] = { /* <-- 3 means this is INTD# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + } + } + }, + + [3] = { + .slot = 0x0, /* means also "on board" */ + .bus = 0x00, + .devfn = (0x10<<3)|0x0, /* 0x10 is eth1 */ + .irq = { + [0] = { /* <-- 0 means this is INTA# output from the device or slot */ + .link = LINK_PIRQB, + .bitmap = IRQ_BITMAP_LINKB + }, + [1] = { /* <-- 1 means this is INTB# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + }, + [2] = { /* <-- 2 means this is INTC# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + }, + [3] = { /* <-- 3 means this is INTD# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + } + } + }, + + [4] = { + .slot = 0x0, /* means also "on board" */ + .bus = 0x00, + .devfn = (0x11<<3)|0x0, /* 0x11 is SATA */ + .irq = { + [0] = { /* <-- 0 means this is INTA# output from the device or slot */ + .link = LINK_PIRQA, + .bitmap = IRQ_BITMAP_LINKA + }, + [1] = { /* <-- 1 means this is INTB# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + }, + [2] = { /* <-- 2 means this is INTC# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + }, + [3] = { /* <-- 3 means this is INTD# output from the device or slot */ + .link = LINK_NONE, + .bitmap = IRQ_BITMAP_NOLINK + } + } + }, + +/* + * ################### backplane ################### + */ + +/* + * PCI1 + */ + [5] = { + .slot = 0x1, /* This is real PCI slot. */ + .bus = 0x00, + .devfn = (0x09<<3)|0x0, /* 0x09 is PCI1 */ + .irq = { + [0] = { /* <-- 0 means this is INTA# output from the device or slot */ + .link = LINK_PIRQA, + .bitmap = IRQ_BITMAP_LINKA + }, + [1] = { /* <-- 1 means this is INTB# output from the device or slot */ + .link = LINK_PIRQB, + .bitmap = IRQ_BITMAP_LINKB + }, + [2] = { /* <-- 2 means this is INTC# output from the device or slot */ + .link = LINK_PIRQC, + .bitmap = IRQ_BITMAP_LINKC + }, + [3] = { /* <-- 3 means this is INTD# output from the device or slot */ + .link = LINK_PIRQD, + .bitmap = IRQ_BITMAP_LINKD + } + } + }, +/* + * PCI2 + */ + [6] = { + .slot = 0x2, /* This is real PCI slot. */ + .bus = 0x00, + .devfn = (0x0a<<3)|0x0, /* 0x0a is PCI2 */ + .irq = { + [0] = { /* <-- 0 means this is INTA# output from the device or slot */ + .link = LINK_PIRQD, + .bitmap = IRQ_BITMAP_LINKD + }, + [1] = { /* <-- 1 means this is INTB# output from the device or slot */ + .link = LINK_PIRQA, + .bitmap = IRQ_BITMAP_LINKA + }, + [2] = { /* <-- 2 means this is INTC# output from the device or slot */ + .link = LINK_PIRQB, + .bitmap = IRQ_BITMAP_LINKB + }, + [3] = { /* <-- 3 means this is INTD# output from the device or slot */ + .link = LINK_PIRQC, + .bitmap = IRQ_BITMAP_LINKC + } + } + }, +/* + * PCI3 + */ + [7] = { + .slot = 0x3, /* This is real PCI slot. */ + .bus = 0x00, + .devfn = (0x0b<<3)|0x0, /* 0x0b is PCI3 */ + .irq = { + [0] = { /* <-- 0 means this is INTA# output from the device or slot */ + .link = LINK_PIRQC, + .bitmap = IRQ_BITMAP_LINKC + }, + [1] = { /* <-- 1 means this is INTB# output from the device or slot */ + .link = LINK_PIRQD, + .bitmap = IRQ_BITMAP_LINKD + }, + [2] = { /* <-- 2 means this is INTC# output from the device or slot */ + .link = LINK_PIRQA, + .bitmap = IRQ_BITMAP_LINKA + }, + [3] = { /* <-- 3 means this is INTD# output from the device or slot */ + .link = LINK_PIRQB, + .bitmap = IRQ_BITMAP_LINKB + } + } + }, +/* + * PCI4 + */ + [8] = { + .slot = 0x4, /* This is real PCI slot. */ + .bus = 0x00, + .devfn = (0x0c<<3)|0x0, /* 0x0c is PCI4 */ + .irq = { + [0] = { /* <-- 0 means this is INTA# output from the device or slot */ + .link = LINK_PIRQB, + .bitmap = IRQ_BITMAP_LINKB + }, + [1] = { /* <-- 1 means this is INTB# output from the device or slot */ + .link = LINK_PIRQC, + .bitmap = IRQ_BITMAP_LINKC + }, + [2] = { /* <-- 2 means this is INTC# output from the device or slot */ + .link = LINK_PIRQD, + .bitmap = IRQ_BITMAP_LINKD + }, + [3] = { /* <-- 3 means this is INTD# output from the device or slot */ + .link = LINK_PIRQA, + .bitmap = IRQ_BITMAP_LINKA + } + } + }, + } +}; + +unsigned long write_pirq_routing_table(unsigned long addr) +{ + /* Put the PIR table in memory and checksum. */ + return copy_pirq_routing_table(addr); +} |