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sc520: Board Specific PCI Init 

Signed-off-by: Graeme Russ <graeme.russ@gmail.com>
This commit is contained in:
Graeme Russ 2010-04-24 00:05:54 +10:00 committed by Wolfgang Denk
parent 0278216b76
commit 21e67e796b
3 changed files with 36 additions and 37 deletions
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39
arch/i386/cpu/sc520/sc520_pci.c
View File

@ -27,6 +27,7 @@
#include <pci.h>
#include <asm/io.h>
#include <asm/pci.h>
#include <asm/ic/pci.h>
#include <asm/ic/sc520.h>
static struct {
@ -124,43 +125,7 @@ void pci_sc520_init(struct pci_controller *hose)
{
hose->first_busno = 0;
hose->last_busno = 0xff;
/* System memory space */
pci_set_region(hose->regions + 0,
SC520_PCI_MEMORY_BUS,
SC520_PCI_MEMORY_PHYS,
SC520_PCI_MEMORY_SIZE,
PCI_REGION_MEM | PCI_REGION_SYS_MEMORY);
/* PCI memory space */
pci_set_region(hose->regions + 1,
SC520_PCI_MEM_BUS,
SC520_PCI_MEM_PHYS,
SC520_PCI_MEM_SIZE,
PCI_REGION_MEM);
/* ISA/PCI memory space */
pci_set_region(hose->regions + 2,
SC520_ISA_MEM_BUS,
SC520_ISA_MEM_PHYS,
SC520_ISA_MEM_SIZE,
PCI_REGION_MEM);
/* PCI I/O space */
pci_set_region(hose->regions + 3,
SC520_PCI_IO_BUS,
SC520_PCI_IO_PHYS,
SC520_PCI_IO_SIZE,
PCI_REGION_IO);
/* ISA/PCI I/O space */
pci_set_region(hose->regions + 4,
SC520_ISA_IO_BUS,
SC520_ISA_IO_PHYS,
SC520_ISA_IO_SIZE,
PCI_REGION_IO);
hose->region_count = 5;
hose->region_count = pci_set_regions(hose);
pci_setup_type1(hose,
SC520_REG_ADDR,

1
arch/i386/include/asm/ic/pci.h
View File

@ -73,6 +73,7 @@
extern int sc520_pci_ints[];
void pci_sc520_init(struct pci_controller *hose);
int pci_set_regions(struct pci_controller *hose);
int pci_sc520_set_irq(int pci_pin, int irq);
#endif

33
board/eNET/eNET_pci.c
View File

@ -93,3 +93,36 @@ void pci_init_board(void)
{
pci_sc520_init(&enet_hose);
}
int pci_set_regions(struct pci_controller *hose)
{
/* System memory space */
pci_set_region(hose->regions + 0,
SC520_PCI_MEMORY_BUS,
SC520_PCI_MEMORY_PHYS,
SC520_PCI_MEMORY_SIZE,
PCI_REGION_MEM | PCI_REGION_SYS_MEMORY);
/* ISA/PCI memory space */
pci_set_region(hose->regions + 1,
SC520_ISA_MEM_BUS,
SC520_ISA_MEM_PHYS,
SC520_ISA_MEM_SIZE,
PCI_REGION_MEM);
/* PCI I/O space */
pci_set_region(hose->regions + 2,
SC520_PCI_IO_BUS,
SC520_PCI_IO_PHYS,
SC520_PCI_IO_SIZE,
PCI_REGION_IO);
/* ISA/PCI I/O space */
pci_set_region(hose->regions + 3,
SC520_ISA_IO_BUS,
SC520_ISA_IO_PHYS,
SC520_ISA_IO_SIZE,
PCI_REGION_IO);
return 4;
}