1135669Scognet/* $NetBSD: i80321var.h,v 1.8 2003/10/06 16:06:06 thorpej Exp $ */ 2135669Scognet 3139735Simp/*- 4135669Scognet * Copyright (c) 2002, 2003 Wasabi Systems, Inc. 5135669Scognet * All rights reserved. 6135669Scognet * 7135669Scognet * Written by Jason R. Thorpe for Wasabi Systems, Inc. 8135669Scognet * 9135669Scognet * Redistribution and use in source and binary forms, with or without 10135669Scognet * modification, are permitted provided that the following conditions 11135669Scognet * are met: 12135669Scognet * 1. Redistributions of source code must retain the above copyright 13135669Scognet * notice, this list of conditions and the following disclaimer. 14135669Scognet * 2. Redistributions in binary form must reproduce the above copyright 15135669Scognet * notice, this list of conditions and the following disclaimer in the 16135669Scognet * documentation and/or other materials provided with the distribution. 17135669Scognet * 3. All advertising materials mentioning features or use of this software 18135669Scognet * must display the following acknowledgement: 19135669Scognet * This product includes software developed for the NetBSD Project by 20135669Scognet * Wasabi Systems, Inc. 21135669Scognet * 4. The name of Wasabi Systems, Inc. may not be used to endorse 22135669Scognet * or promote products derived from this software without specific prior 23135669Scognet * written permission. 24135669Scognet * 25135669Scognet * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 26135669Scognet * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27135669Scognet * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28135669Scognet * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 29135669Scognet * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30135669Scognet * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31135669Scognet * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32135669Scognet * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33135669Scognet * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34135669Scognet * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35135669Scognet * POSSIBILITY OF SUCH DAMAGE. 36135669Scognet * 37135669Scognet * $FreeBSD$ 38135669Scognet * 39135669Scognet */ 40135669Scognet 41135669Scognet#ifndef _ARM_XSCALE_I80321VAR_H_ 42135669Scognet#define _ARM_XSCALE_I80321VAR_H_ 43135669Scognet 44135669Scognet#include <sys/queue.h> 45135669Scognet#include <dev/pci/pcivar.h> 46150552Scognet#include <sys/rman.h> 47135669Scognet 48135669Scognetextern struct bus_space i80321_bs_tag; 49135669Scognet 50135669Scognetstruct i80321_softc { 51135669Scognet device_t dev; 52135669Scognet bus_space_tag_t sc_st; 53135669Scognet bus_space_handle_t sc_sh; 54135669Scognet /* Handles for the various subregions. */ 55135669Scognet bus_space_handle_t sc_atu_sh; 56135669Scognet bus_space_handle_t sc_mcu_sh; 57135669Scognet int sc_is_host; 58135669Scognet 59135669Scognet /* 60135669Scognet * We expect the board-specific front-end to have already mapped 61135669Scognet * the PCI I/O space .. it is only 64K, and I/O mappings tend to 62135669Scognet * be smaller than a page size, so it's generally more efficient 63135669Scognet * to map them all into virtual space in one fell swoop. 64135669Scognet */ 65135669Scognet vm_offset_t sc_iow_vaddr; /* I/O window vaddr */ 66135669Scognet 67135669Scognet /* 68135669Scognet * Variables that define the Inbound windows. The base address of 69135669Scognet * 0-2 are configured by a host via BARs. The xlate variable 70135669Scognet * defines the start of the local address space that it maps to. 71135669Scognet * The size variable defines the byte size. 72135669Scognet * 73135669Scognet * The first 3 windows are for incoming PCI memory read/write 74135669Scognet * cycles from a host. The 4th window, not configured by the 75135669Scognet * host (as it outside the normal BAR range) is the inbound 76135669Scognet * window for PCI devices controlled by the i80321. 77135669Scognet */ 78135669Scognet struct { 79135669Scognet uint32_t iwin_base_hi; 80135669Scognet uint32_t iwin_base_lo; 81135669Scognet uint32_t iwin_xlate; 82135669Scognet uint32_t iwin_size; 83135669Scognet } sc_iwin[4]; 84135669Scognet 85135669Scognet /* 86135669Scognet * Variables that define the Outbound windows. 87135669Scognet */ 88135669Scognet struct { 89135669Scognet uint32_t owin_xlate_lo; 90135669Scognet uint32_t owin_xlate_hi; 91135669Scognet } sc_owin[2]; 92135669Scognet 93135669Scognet /* 94135669Scognet * This is the PCI address that the Outbound I/O 95135669Scognet * window maps to. 96135669Scognet */ 97135669Scognet uint32_t sc_ioout_xlate; 98135669Scognet 99135669Scognet /* Bus space, DMA, and PCI tags for the PCI bus (private devices). */ 100135669Scognet struct bus_space sc_pci_iot; 101135669Scognet struct bus_space sc_pci_memt; 102135669Scognet 103135669Scognet /* GPIO state */ 104135669Scognet uint8_t sc_gpio_dir; /* GPIO pin direction (1 == output) */ 105135669Scognet uint8_t sc_gpio_val; /* GPIO output pin value */ 106150552Scognet struct rman sc_irq_rman; 107135669Scognet 108135669Scognet}; 109161592Scognet 110161592Scognet 111161592Scognetstruct i80321_pci_softc { 112161592Scognet device_t sc_dev; 113161592Scognet bus_space_tag_t sc_st; 114161592Scognet bus_space_handle_t sc_atu_sh; 115161592Scognet bus_space_tag_t sc_pciio; 116161592Scognet bus_space_tag_t sc_pcimem; 117161592Scognet int sc_busno; 118161592Scognet struct rman sc_mem_rman; 119161592Scognet struct rman sc_io_rman; 120161592Scognet struct rman sc_irq_rman; 121161592Scognet uint32_t sc_mem; 122161592Scognet uint32_t sc_io; 123161592Scognet}; 124161592Scognet 125135669Scognetvoid i80321_sdram_bounds(bus_space_tag_t, bus_space_handle_t, 126135669Scognet vm_paddr_t *, vm_size_t *); 127135669Scognet 128135669Scognetvoid i80321_attach(struct i80321_softc *); 129135669Scognetvoid i80321_calibrate_delay(void); 130135669Scognet 131135669Scognetvoid i80321_bs_init(bus_space_tag_t, void *); 132135669Scognetvoid i80321_io_bs_init(bus_space_tag_t, void *); 133135669Scognetvoid i80321_mem_bs_init(bus_space_tag_t, void *); 134161592Scognetextern int machdep_pci_route_interrupt(device_t pcib, device_t dev, int pin); 135135669Scognet 136161592Scognet 137135669Scognet#endif /* _ARM_XSCALE_I80321VAR_H_ */ 138