/arch/mips/include/asm/octeon/pci-octeon.h
C++ Header | 45 lines | 16 code | 8 blank | 21 comment | 0 complexity | 9e2e22f2eddc095bb7d786c9ce417c96 MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.0, AGPL-1.0
1/* 2 * This file is subject to the terms and conditions of the GNU General Public 3 * License. See the file "COPYING" in the main directory of this archive 4 * for more details. 5 * 6 * Copyright (C) 2005-2009 Cavium Networks 7 */ 8 9#ifndef __PCI_OCTEON_H__ 10#define __PCI_OCTEON_H__ 11 12#include <linux/pci.h> 13 14/* Some PCI cards require delays when accessing config space. */ 15#define PCI_CONFIG_SPACE_DELAY 10000 16 17/* 18 * pcibios_map_irq() is defined inside pci-octeon.c. All it does is 19 * call the Octeon specific version pointed to by this variable. This 20 * function needs to change for PCI or PCIe based hosts. 21 */ 22extern int (*octeon_pcibios_map_irq)(const struct pci_dev *dev, 23 u8 slot, u8 pin); 24 25/* 26 * The following defines are used when octeon_dma_bar_type = 27 * OCTEON_DMA_BAR_TYPE_BIG 28 */ 29#define OCTEON_PCI_BAR1_HOLE_BITS 5 30#define OCTEON_PCI_BAR1_HOLE_SIZE (1ul<<(OCTEON_PCI_BAR1_HOLE_BITS+3)) 31 32enum octeon_dma_bar_type { 33 OCTEON_DMA_BAR_TYPE_INVALID, 34 OCTEON_DMA_BAR_TYPE_SMALL, 35 OCTEON_DMA_BAR_TYPE_BIG, 36 OCTEON_DMA_BAR_TYPE_PCIE 37}; 38 39/* 40 * This tells the DMA mapping system in dma-octeon.c how to map PCI 41 * DMA addresses. 42 */ 43extern enum octeon_dma_bar_type octeon_dma_bar_type; 44 45#endif