diff options
Diffstat (limited to 'board/eNET/eNET_pci.c')
| -rw-r--r-- | board/eNET/eNET_pci.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/board/eNET/eNET_pci.c b/board/eNET/eNET_pci.c deleted file mode 100644 index 5af4ef7d0..000000000 --- a/board/eNET/eNET_pci.c +++ /dev/null @@ -1,128 +0,0 @@ -/* - * (C) Copyright 2008,2009 - * Graeme Russ, <graeme.russ@gmail.com> - * - * (C) Copyright 2002 - * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * 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., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <pci.h> -#include <asm/pci.h> -#include <asm/arch/pci.h> - -static void pci_enet_fixup_irq(struct pci_controller *hose, pci_dev_t dev) -{ - /* a configurable lists of IRQs to steal when we need one */ - static int irq_list[] = { - CONFIG_SYS_FIRST_PCI_IRQ, - CONFIG_SYS_SECOND_PCI_IRQ, - CONFIG_SYS_THIRD_PCI_IRQ, - CONFIG_SYS_FORTH_PCI_IRQ - }; - static int next_irq_index; - - uchar tmp_pin; - int pin; - - pci_hose_read_config_byte(hose, dev, PCI_INTERRUPT_PIN, &tmp_pin); - pin = tmp_pin; - - pin -= 1; /* PCI config space use 1-based numbering */ - if (pin == -1) - return; /* device use no irq */ - - /* map device number + pin to a pin on the sc520 */ - switch (PCI_DEV(dev)) { - case 12: /* First Ethernet Chip */ - pin += SC520_PCI_INTA; - break; - - case 13: /* Second Ethernet Chip */ - pin += SC520_PCI_INTB; - break; - - default: - return; - } - - pin &= 3; /* wrap around */ - - if (sc520_pci_ints[pin] == -1) { - /* re-route one interrupt for us */ - if (next_irq_index > 3) - return; - - if (pci_sc520_set_irq(pin, irq_list[next_irq_index])) - return; - - next_irq_index++; - } - - if (-1 != sc520_pci_ints[pin]) - pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, - sc520_pci_ints[pin]); - - printf("fixup_irq: device %d pin %c irq %d\n", - PCI_DEV(dev), 'A' + pin, sc520_pci_ints[pin]); -} - -static struct pci_controller enet_hose = { - fixup_irq: pci_enet_fixup_irq, -}; - -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; -} |