1 /* $NetBSD: lcavar.h,v 1.13 2023/12/04 00:32:10 thorpej Exp $ */ 2 3 /* 4 * Copyright (c) 1995, 1996 Carnegie-Mellon University. 5 * All rights reserved. 6 * 7 * Author: Jeffrey Hsu 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 <sys/vmem.h> 31 32 #include <dev/isa/isavar.h> 33 #include <dev/pci/pcivar.h> 34 #include <alpha/pci/pci_sgmap_pte64.h> 35 36 /* 37 * LCA chipset's configuration. 38 * 39 * All of the information that the chipset-specific functions need to 40 * do their dirty work (and more!). 41 */ 42 struct lca_config { 43 int lc_initted; 44 45 struct alpha_bus_space lc_iot, lc_memt; 46 struct alpha_pci_chipset lc_pc; 47 48 struct alpha_bus_dma_tag lc_dmat_direct; 49 struct alpha_bus_dma_tag lc_dmat_sgmap; 50 51 struct alpha_sgmap lc_sgmap; 52 53 bus_addr_t lc_s_mem_w2_masked_base; 54 55 vmem_t *lc_io_arena; 56 vmem_t *lc_d_mem_arena; 57 vmem_t *lc_s_mem_arena; 58 59 u_int lc_bcache_size; 60 }; 61 62 struct lca_softc { 63 device_t sc_dev; 64 65 struct lca_config *sc_lcp; 66 }; 67 68 void lca_probe_bcache(void); 69 void lca_init(struct lca_config *); 70 void lca_pci_init(pci_chipset_tag_t, void *); 71 void lca_dma_init(struct lca_config *); 72 73 void lca_bus_io_init(bus_space_tag_t, void *); 74 void lca_bus_mem_init(bus_space_tag_t, void *); 75