/*
* Copyright 2001 MontaVista Software Inc .
* Author : MontaVista Software , Inc .
* stevel @ mvista . com or source @ mvista . 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 .
*/
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/kernel.h>
#include <asm /mach-rc32434/rc32434.h>
#include <asm /mach-rc32434/irq.h>
static int irq_map[2 ][12 ] = {
{0 , 0 , 2 , 3 , 2 , 3 , 0 , 0 , 0 , 0 , 0 , 1 },
{0 , 0 , 1 , 3 , 0 , 2 , 1 , 3 , 0 , 2 , 1 , 3 }
};
int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
int irq = 0 ;
if (dev->bus->number < 2 && PCI_SLOT(dev->devfn) < 12 )
irq = irq_map[dev->bus->number][PCI_SLOT(dev->devfn)];
return irq + GROUP4_IRQ_BASE + 4 ;
}
static void rc32434_pci_early_fixup(struct pci_dev *dev)
{
if (PCI_SLOT(dev->devfn) == 6 && dev->bus->number == 0 ) {
/* disable prefetched memory range */
pci_write_config_word(dev, PCI_PREF_MEMORY_LIMIT, 0 );
pci_write_config_word(dev, PCI_PREF_MEMORY_BASE, 0 x10);
pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, 4 );
}
}
/*
* The fixup applies to both the IDT and VIA devices present on the board
*/
DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, rc32434_pci_early_fixup);
/* Do platform specific device initialization at pci_enable_device() time */
int pcibios_plat_dev_init(struct pci_dev *dev)
{
return 0 ;
}
Messung V0.5 in Prozent C=95 H=77 G=86
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-10-01)
¤
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