1 /* $NetBSD: ciavar.h,v 1.18 2009/03/14 14:45:53 dsl Exp $ */ 2 3 /* 4 * Copyright (c) 1995, 1996 Carnegie-Mellon University. 5 * All rights reserved. 6 * 7 * Author: Chris G. Demetriou 8 * 9 * Permission to use, copy, modify and distribute this software and 10 * its documentation is hereby granted, provided that both the copyright 11 * notice and this permission notice appear in all copies of the 12 * software, derivative works or modified versions, and any portions 13 * thereof, and that both notices appear in supporting documentation. 14 * 15 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 16 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 17 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 18 * 19 * Carnegie Mellon requests users of this software to return to 20 * 21 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 22 * School of Computer Science 23 * Carnegie Mellon University 24 * Pittsburgh PA 15213-3890 25 * 26 * any improvements or extensions that they make and grant Carnegie the 27 * rights to redistribute these changes. 28 */ 29 30 #include <dev/isa/isavar.h> 31 #include <dev/pci/pcivar.h> 32 #include <alpha/pci/pci_sgmap_pte64.h> 33 34 /* 35 * A 21171 chipset's configuration. 36 * 37 * All of the information that the chipset-specific functions need to 38 * do their dirty work (and more!). 39 */ 40 struct cia_config { 41 int cc_initted; 42 43 struct alpha_bus_space cc_iot, cc_memt; 44 struct alpha_pci_chipset cc_pc; 45 46 struct alpha_bus_dma_tag cc_dmat_direct; 47 struct alpha_bus_dma_tag cc_dmat_sgmap; 48 49 struct alpha_sgmap cc_sgmap; 50 51 u_int32_t cc_hae_mem; 52 u_int32_t cc_hae_io; 53 54 u_int32_t cc_rev; 55 u_int32_t cc_cnfg; 56 57 int cc_flags; 58 59 #define CCF_ISPYXIS 0x01 /* chip is a 21174 Pyxis */ 60 #define CCF_PYXISBUG 0x02 61 #define CCF_PCI_USE_BWX 0x04 /* use BWX for PCI config space */ 62 #define CCF_BUS_USE_BWX 0x08 /* use BWX for bus space */ 63 64 struct extent *cc_io_ex, *cc_d_mem_ex, *cc_s_mem_ex; 65 int cc_mallocsafe; 66 }; 67 68 struct cia_softc { 69 struct device sc_dev; 70 71 struct cia_config *sc_ccp; 72 }; 73 74 void cia_init(struct cia_config *, int); 75 void cia_pci_init(pci_chipset_tag_t, void *); 76 void cia_dma_init(struct cia_config *); 77 78 void cia_bwx_bus_io_init(bus_space_tag_t, void *); 79 void cia_bwx_bus_mem_init(bus_space_tag_t, void *); 80 81 void cia_swiz_bus_io_init(bus_space_tag_t, void *); 82 void cia_swiz_bus_mem_init(bus_space_tag_t, void *); 83 84 void cia_pyxis_intr_enable(int, int); 85