/* $NetBSD: cacreg.h,v 1.2 2000/03/20 18:48:34 ad Exp $ */ /*- * Copyright (c) 2000 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Andy Doran. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /*- * Copyright (c) 1999 Jonathan Lemon * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * FreeBSD: src/sys/dev/ida/idareg.h,v 1.2 1999/08/28 00:41:55 peter Exp */ #ifndef _IC_CACREG_H_ #define _IC_CACREG_H_ #define cac_inl(sc, port) \ bus_space_read_4((sc)->sc_iot, (sc)->sc_ioh, port) #define cac_outl(sc, port, val) \ bus_space_write_4((sc)->sc_iot, (sc)->sc_ioh, port, val) /* Board register offsets */ #define CAC_REG_CMD_FIFO 0x04 #define CAC_REG_DONE_FIFO 0x08 #define CAC_REG_INT_MASK 0x0C #define CAC_REG_STATUS 0x10 #define CAC_REG_INT_PENDING 0x14 #define CAC_42REG_CMD_FIFO 0x40 #define CAC_42REG_DONE_FIFO 0x44 #define CAC_42REG_INT_MASK 0x34 #define CAC_42REG_STATUS 0x30 #define CAC_42REG_INT_PENDING 0x08 /* Interrupt mask values */ #define CAC_INT_DISABLE 0x00 #define CAC_INT_ENABLE 0x01 /* Command types */ #define CAC_CMD_GET_LOG_DRV_INFO 0x10 #define CAC_CMD_GET_CTRL_INFO 0x11 #define CAC_CMD_SENSE_DRV_STATUS 0x12 #define CAC_CMD_START_RECOVERY 0x13 #define CAC_CMD_GET_PHYS_DRV_INFO 0x15 #define CAC_CMD_BLINK_DRV_LEDS 0x16 #define CAC_CMD_SENSE_DRV_LEDS 0x17 #define CAC_CMD_GET_LOG_DRV_EXT 0x18 #define CAC_CMD_GET_CTRL_INFO 0x11 #define CAC_CMD_READ 0x20 #define CAC_CMD_WRITE 0x30 #define CAC_CMD_WRITE_MEDIA 0x31 #define CAC_CMD_GET_CONFIG 0x50 #define CAC_CMD_SET_CONFIG 0x51 #define CAC_CMD_FLUSH_CACHE 0xc2 /* Return status codes */ #define CAC_RET_SOFT_ERROR 0x02 #define CAC_RET_HARD_ERROR 0x04 #define CAC_RET_CMD_REJECTED 0x14 struct cac_drive_info { u_int16_t secsize; u_int32_t secperunit; u_int16_t ncylinders; u_int8_t nheads; u_int8_t signature; u_int8_t psectors; u_int16_t wprecomp; u_int8_t max_acc; u_int8_t control; u_int16_t pcylinders; u_int8_t ptracks; u_int16_t landing_zone; u_int8_t nsectors; u_int8_t checksum; u_int8_t mirror; } __attribute__((__packed__)); struct cac_controller_info { u_int8_t num_drvs; u_int32_t signature; u_int8_t firm_rev[4]; } __attribute__((__packed__)); struct cac_hdr { u_int8_t drive; /* logical drive */ u_int8_t priority; /* block priority */ u_int16_t size; /* size of request, in words */ } __attribute__((__packed__)); struct cac_req { u_int16_t next; /* offset of next request */ u_int8_t command; /* command */ u_int8_t error; /* return error code */ u_int32_t blkno; /* block number */ u_int16_t bcount; /* block count */ u_int8_t sgcount; /* number of scatter/gather entries */ u_int8_t reserved; /* reserved */ } __attribute__((__packed__)); struct cac_sgb { u_int32_t length; /* length of S/G segment */ u_int32_t addr; /* physical address of block */ } __attribute__((__packed__)); /* * Stupid macros to deal with alignment/endianness issues. */ #define CAC_GET1(x) \ (((u_char *)&(x))[0]) #define CAC_GET2(x) \ (((u_char *)&(x))[0] | (((u_char *)&(x))[1] << 8)) #define CAC_GET4(x) \ ((((u_char *)&(x))[0] | (((u_char *)&(x))[1] << 8)) | \ (((u_char *)&(x))[0] << 16 | (((u_char *)&(x))[1] << 24))) #endif /* !_IC_CACREG_H_ */