1/*- 2 * Copyright (c) 2003-2009 RMI Corporation 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of RMI Corporation, nor the names of its contributors, 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * RMI_BSD */ 30/* 31 * ATA driver for the XLR_PCMCIA Host adapter on the RMI XLR/XLS/. 32 */ 33#include <sys/cdefs.h> 34__FBSDID("$FreeBSD$"); 35 36#include <sys/param.h> 37#include <sys/systm.h> 38#include <sys/kernel.h> 39#include <sys/module.h> 40#include <sys/bus.h> 41#include <sys/rman.h> 42#include <vm/uma.h> 43#include <sys/ata.h> 44#include <sys/sema.h> 45#include <sys/taskqueue.h> 46#include <sys/bus_dma.h> 47 48#include <dev/ata/ata-all.h> 49#include <mips/rmi/pic.h> 50#include <mips/rmi/iomap.h> 51#include <mips/include/resource.h> 52#include <mips/rmi/interrupt.h> 53 54#define XLR_PCMCIA_DATA_REG 0x1f0 55#define XLR_PCMCIA_ERROR_REG 0x1f1 56#define XLR_PCMCIA_SECT_CNT_REG 0x1f2 57#define XLR_PCMCIA_SECT_NUM_REG 0x1f3 58#define XLR_PCMCIA_CYLINDER_LOW_REG 0x1f4 59#define XLR_PCMCIA_CYLINDER_HIGH_REG 0x1f5 60#define XLR_PCMCIA_SECT_DRIVE_HEAD_REG 0x1f6 61#define XLR_PCMCIA_CMD_STATUS_REG 0x1f7 62#define XLR_PCMCIA_ALT_STATUS_REG 0x3f6 63#define XLR_PCMCIA_CONTROL_REG 0x3f6 64 65/* 66 * Device methods 67 */ 68static int xlr_pcmcia_probe(device_t); 69static int xlr_pcmcia_attach(device_t); 70static int xlr_pcmcia_detach(device_t); 71 72static int 73xlr_pcmcia_probe(device_t dev) 74{ 75 struct ata_channel *ch = device_get_softc(dev); 76 77 ch->unit = 0; 78 ch->flags |= ATA_USE_16BIT | ATA_NO_SLAVE ; 79 device_set_desc(dev, "PCMCIA ATA controller"); 80 81 return (ata_probe(dev)); 82} 83 84/* 85 * We add all the devices which we know about. 86 * The generic attach routine will attach them if they are alive. 87 */ 88static int 89xlr_pcmcia_attach(device_t dev) 90{ 91 struct ata_channel *ch = device_get_softc(dev); 92 int i; 93 int rid =0; 94 struct resource *mem_res; 95 96 97 mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE); 98 for (i = 0; i < ATA_MAX_RES; i++) 99 ch->r_io[i].res = mem_res; 100 101 /* 102 * CF+ Specification. 103 */ 104 ch->r_io[ATA_DATA].offset = XLR_PCMCIA_DATA_REG; 105 ch->r_io[ATA_FEATURE].offset = XLR_PCMCIA_ERROR_REG; 106 ch->r_io[ATA_COUNT].offset = XLR_PCMCIA_SECT_CNT_REG; 107 ch->r_io[ATA_SECTOR].offset = XLR_PCMCIA_SECT_NUM_REG; 108 ch->r_io[ATA_CYL_LSB].offset = XLR_PCMCIA_CYLINDER_LOW_REG; 109 ch->r_io[ATA_CYL_MSB].offset = XLR_PCMCIA_CYLINDER_HIGH_REG; 110 ch->r_io[ATA_DRIVE].offset = XLR_PCMCIA_SECT_DRIVE_HEAD_REG; 111 ch->r_io[ATA_COMMAND].offset = XLR_PCMCIA_CMD_STATUS_REG; 112 ch->r_io[ATA_ERROR].offset = XLR_PCMCIA_ERROR_REG; 113 ch->r_io[ATA_IREASON].offset = XLR_PCMCIA_SECT_CNT_REG; 114 ch->r_io[ATA_STATUS].offset = XLR_PCMCIA_CMD_STATUS_REG; 115 ch->r_io[ATA_ALTSTAT].offset = XLR_PCMCIA_ALT_STATUS_REG; 116 ch->r_io[ATA_CONTROL].offset = XLR_PCMCIA_CONTROL_REG; 117 118 /* Should point at the base of registers. */ 119 ch->r_io[ATA_IDX_ADDR].offset = XLR_PCMCIA_DATA_REG; 120 121 ata_generic_hw(dev); 122 123 return (ata_attach(dev)); 124} 125 126static int 127xlr_pcmcia_detach(device_t dev) 128{ 129 bus_generic_detach(dev); 130 131 return (0); 132} 133 134static device_method_t xlr_pcmcia_methods[] = { 135 /* device interface */ 136 DEVMETHOD(device_probe, xlr_pcmcia_probe), 137 DEVMETHOD(device_attach, xlr_pcmcia_attach), 138 DEVMETHOD(device_detach, xlr_pcmcia_detach), 139 140 { 0, 0 } 141}; 142 143static driver_t xlr_pcmcia_driver = { 144 "ata", 145 xlr_pcmcia_methods, 146 sizeof(struct ata_channel), 147}; 148 149DRIVER_MODULE(ata, iodi, xlr_pcmcia_driver, ata_devclass, 0, 0); 150