1 /* $NetBSD: irongatevar.h,v 1.8 2023/12/04 00:32:10 thorpej Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/vmem.h> 33 34 #include <dev/isa/isavar.h> 35 #include <dev/pci/pcivar.h> 36 37 /* 38 * AMD 751 chipset's configuration. 39 * 40 * All of the information that the chipset-specific functions need to 41 * do their dirty work (and more!). 42 */ 43 struct irongate_config { 44 int ic_initted; 45 46 struct alpha_bus_space ic_iot, ic_memt; 47 struct alpha_pci_chipset ic_pc; 48 49 struct alpha_bus_dma_tag ic_dmat_pci; 50 struct alpha_bus_dma_tag ic_dmat_isa; 51 52 uint32_t ic_rev; 53 54 vmem_t *ic_io_arena; 55 vmem_t *ic_mem_arena; 56 }; 57 58 struct irongate_softc { 59 device_t sc_dev; 60 61 struct irongate_config *sc_icp; 62 }; 63 64 void irongate_page_physload(unsigned long, unsigned long); 65 void irongate_init(struct irongate_config *); 66 void irongate_pci_init(pci_chipset_tag_t, void *); 67 void irongate_dma_init(struct irongate_config *); 68 69 void irongate_bus_io_init(bus_space_tag_t, void *); 70 void irongate_bus_mem_init(bus_space_tag_t, void *); 71 72 void irongate_bus_mem_init2(bus_space_tag_t, void *); 73 74 pcireg_t irongate_conf_read0(void *, pcitag_t, int); 75