1 /* $NetBSD: jenseniovar.h,v 1.6 2020/10/14 00:59:50 thorpej Exp $ */ 2 3 /*- 4 * Copyright (c) 1999 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 #ifndef _ALPHA_JENSENIO_JENSENIOVAR_H_ 33 #define _ALPHA_JENSENIO_JENSENIOVAR_H_ 34 35 #include <sys/evcnt.h> 36 37 /* 38 * Arguments used to attach devices to the Jensen I/O bus. 39 */ 40 struct jensenio_attach_args { 41 union { 42 struct eisabus_attach_args jaun_eisa; 43 struct isabus_attach_args jaun_isa; 44 } ja_un; 45 46 const char *ja_name; 47 bus_addr_t ja_ioaddr; /* I/O space address */ 48 int ja_irq[2]; /* Jensen IRQs */ 49 50 /* For attaching busses. */ 51 #define ja_eisa ja_un.jaun_eisa 52 #define ja_isa ja_un.jaun_isa 53 54 /* For attaching built-in devices. */ 55 #define ja_iot ja_eisa.eba_iot 56 #define ja_ec ja_eisa.eba_ec 57 }; 58 59 /* 60 * The Jensen I/O bus configuration. 61 * 62 * All of the information that the chipset-specific functions need to 63 * do their dirty work (and more!) 64 */ 65 struct jensenio_config { 66 int jc_initted; 67 68 struct alpha_bus_space jc_internal_iot, jc_eisa_iot, jc_eisa_memt; 69 struct alpha_eisa_chipset jc_ec; 70 struct alpha_isa_chipset jc_ic; 71 72 struct alpha_bus_dma_tag jc_dmat_eisa, jc_dmat_isa; 73 74 struct extent *jc_io_ex, *jc_s_mem_ex; 75 76 int jc_mallocsafe; 77 }; 78 79 /* 80 * Interrupt handle for Jensen I/O interrupts that hook into 81 * the SCB directly. 82 */ 83 struct jensenio_scb_intrhand { 84 int (*jih_func)(void *); 85 void *jih_arg; 86 unsigned long jih_vec; 87 char jih_vecstr[8]; 88 struct evcnt jih_evcnt; 89 }; 90 91 void jensenio_page_physload(unsigned long, unsigned long); 92 void jensenio_init(struct jensenio_config *, int); 93 void jensenio_bus_io_init(bus_space_tag_t, void *); 94 void jensenio_bus_intio_init(bus_space_tag_t, void *); 95 void jensenio_bus_mem_init(bus_space_tag_t, void *); 96 void jensenio_intr_init(struct jensenio_config *); 97 void jensenio_dma_init(struct jensenio_config *); 98 99 void jensenio_intr_establish(struct jensenio_scb_intrhand *, 100 unsigned long, int, int (*)(void *), void *); 101 #endif /* _ALPHA_JENSENIO_JENSENIOVAR_H_ */ 102