1/* $NetBSD: beccvar.h,v 1.3 2003/03/25 19:47:30 thorpej Exp $ */ 2 3/* 4 * Copyright (c) 2002, 2003 Wasabi Systems, Inc. 5 * All rights reserved. 6 * 7 * Written by Jason R. Thorpe for Wasabi Systems, Inc. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed for the NetBSD Project by 20 * Wasabi Systems, Inc. 21 * 4. The name of Wasabi Systems, Inc. may not be used to endorse 22 * or promote products derived from this software without specific prior 23 * written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35 * POSSIBILITY OF SUCH DAMAGE. 36 */ 37 38#ifndef _BECCVAR_H_ 39#define _BECCVAR_H_ 40 41#include <sys/queue.h> 42#include <dev/pci/pcivar.h> 43 44/* 45 * There are roughly 32 interrupt sources. 46 */ 47#define NIRQ 32 48 49struct intrhand { 50 TAILQ_ENTRY(intrhand) ih_list; /* link on intrq list */ 51 int (*ih_func)(void *); /* handler */ 52 void *ih_arg; /* arg for handler */ 53 int ih_ipl; /* IPL_* */ 54 int ih_irq; /* IRQ number */ 55}; 56 57struct intrq { 58 TAILQ_HEAD(, intrhand) iq_list; /* handler list */ 59 struct evcnt iq_ev; /* event counter */ 60 int iq_mask; /* IRQs to mask while handling */ 61 int iq_levels; /* IPL_*'s this IRQ has */ 62 int iq_ist; /* share type */ 63}; 64 65struct becc_softc { 66 device_t sc_dev; /* generic device glue */ 67 68 /* 69 * We expect the board-specific front-end to have already mapped 70 * the PCI I/O, memory, and configuration spaces. 71 */ 72 vaddr_t sc_pci_io_base; /* I/O window vaddr */ 73 vaddr_t sc_pci_mem_base[2]; /* MEM window vaddr */ 74 vaddr_t sc_pci_cfg_base; /* CFG window vaddr */ 75 76 /* 77 * These define the 2 32M PCI Inbound windows and 1 128M (rev8 & up). 78 */ 79 struct { 80 uint32_t iwin_base; /* PCI address */ 81 uint32_t iwin_xlate; /* local address */ 82 } sc_iwin[3]; 83 84 /* 85 * Variables that define the 2 32M PCI Outbound windows and 86 * 1 1G (rev8 & up). 87 */ 88 uint32_t sc_owin_xlate[3]; /* PCI address */ 89 90 /* 91 * This is the PCI address that the Outbound I/O 92 * window maps to. 93 */ 94 uint32_t sc_ioout_xlate; 95 96 /* Bus space, DMA, and PCI tags for the PCI bus. */ 97 struct bus_space sc_pci_iot; 98 struct bus_space sc_pci_memt; 99 struct arm32_bus_dma_tag sc_pci_dmat; 100 struct arm32_pci_chipset sc_pci_chipset; 101 102 /* DMA window info for PCI DMA. */ 103 struct arm32_dma_range sc_pci_dma_range[3]; 104 105 /* DMA tag for local DMA. */ 106 struct arm32_bus_dma_tag sc_local_dmat; 107}; 108 109struct becc_attach_args { 110 bus_dma_tag_t ba_dmat; 111}; 112 113extern int becc_rev; /* Set by early bootstrap code */ 114extern const char *becc_revisions[]; 115extern void (*becc_hardclock_hook)(void); 116 117void becc_calibrate_delay(void); 118 119void becc_icu_init(void); 120void becc_intr_init(void); 121void *becc_intr_establish(int, int, int (*)(void *), void *); 122void becc_intr_disestablish(void *); 123 124void becc_io_bs_init(bus_space_tag_t, void *); 125void becc_mem_bs_init(bus_space_tag_t, void *); 126 127void becc_pci_init(pci_chipset_tag_t, void *); 128 129void becc_attach(struct becc_softc *); 130 131uint32_t becc_pcicore_read(struct becc_softc *, bus_addr_t); 132void becc_pcicore_write(struct becc_softc *, bus_addr_t, uint32_t); 133 134#endif /* _BECCVAR_H_ */ 135