diff options
Diffstat (limited to 'target/linux/aruba-2.6/files/arch/mips/pci/fixup-aruba.c')
| -rw-r--r-- | target/linux/aruba-2.6/files/arch/mips/pci/fixup-aruba.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/target/linux/aruba-2.6/files/arch/mips/pci/fixup-aruba.c b/target/linux/aruba-2.6/files/arch/mips/pci/fixup-aruba.c new file mode 100644 index 000000000..64b93a891 --- /dev/null +++ b/target/linux/aruba-2.6/files/arch/mips/pci/fixup-aruba.c @@ -0,0 +1,115 @@ +/************************************************************************** + * + * BRIEF MODULE DESCRIPTION + * PCI fixups for IDT EB434 board + * + * Copyright 2004 IDT Inc. (rischelp@idt.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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * 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., + * 675 Mass Ave, Cambridge, MA 02139, USA. + * + * + ************************************************************************** + * May 2004 rkt, neb + * + * Initial Release + * + * + * + ************************************************************************** + */ + +#include <linux/autoconf.h> +#include <linux/types.h> +#include <linux/pci.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <asm/idt-boards/rc32434/rc32434.h> +#include <asm/idt-boards/rc32434/rc32434_pci.h> + +int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +{ + + if (dev->bus->number != 0) { + return 0; + } + + slot = PCI_SLOT(dev->devfn); + dev->irq = 0; + + if (slot > 0 && slot <= 15) { +#if 1 + if(slot == 10) { + if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 9; // intA + } else if(slot == 11) { + if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 10; // intA + if(pin == 2) dev->irq = GROUP4_IRQ_BASE + 10; // intA + if(pin == 3) dev->irq = GROUP4_IRQ_BASE + 10; // intA + } else if(slot == 12) { + if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 11; // intA + if(pin == 2) dev->irq = GROUP4_IRQ_BASE + 12; // intB + } else if (slot == 13) { + if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 12; // intA + if(pin == 2) dev->irq = GROUP4_IRQ_BASE + 11; // intB + } else { + dev->irq = GROUP4_IRQ_BASE + 11; + } +#else + switch (pin) { + case 1: /* INTA*/ + dev->irq = GROUP4_IRQ_BASE + 11; + break; + case 2: /* INTB */ + dev->irq = GROUP4_IRQ_BASE + 11; + break; + case 3: /* INTC */ + dev->irq = GROUP4_IRQ_BASE + 11; + break; + case 4: /* INTD */ + dev->irq = GROUP4_IRQ_BASE + 11; + break; + default: + dev->irq = 0xff; + break; + } +#endif +#ifdef DEBUG + printk("irq fixup: slot %d, pin %d, irq %d\n", + slot, pin, dev->irq); +#endif + pci_write_config_byte(dev, PCI_INTERRUPT_LINE,dev->irq); + } + return (dev->irq); +} + +struct pci_fixup pcibios_fixups[] = { + {0} +}; + + + + + + + + + + + |