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Diffstat (limited to 'sys/dev/ct/ct_machdep.h')
| -rw-r--r-- | sys/dev/ct/ct_machdep.h | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/sys/dev/ct/ct_machdep.h b/sys/dev/ct/ct_machdep.h new file mode 100644 index 0000000..195af5b --- /dev/null +++ b/sys/dev/ct/ct_machdep.h @@ -0,0 +1,155 @@ +/* $FreeBSD$ */ +/* $NecBSD: ct_machdep.h,v 1.4 1999/07/23 20:54:00 honda Exp $ */ +/* $NetBSD$ */ + +/* + * [NetBSD for NEC PC-98 series] + * Copyright (c) 1995, 1996, 1997, 1998 + * NetBSD/pc98 porting staff. All rights reserved. + * Copyright (c) 1995, 1996, 1997, 1998 + * Naofumi HONDA. 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. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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. + */ + +#ifndef _CT_MACHDEP_H_ +#define _CT_MACHDEP_H_ + +/* + * Principal rules: + * 1) do not use bus_space_write/read_X directly in ct.c. + * 2) do not use port offset defs directly in ct.c. + */ + +/* special weight if requried */ +#define CT_BUS_WEIGHT + +/* port offset */ +#define addr_port 0 +#define stat_port 0 +#define ctrl_port 2 +#define cmd_port 4 + +/* + * All port accesses primitive methods + */ +static __inline u_int8_t ct_cr_read_1 __P((bus_space_tag_t, bus_space_handle_t, bus_addr_t)); +static __inline void ct_cr_write_1 __P((bus_space_tag_t, bus_space_handle_t, bus_addr_t, u_int8_t)); +static __inline void ct_write_cmds __P((bus_space_tag_t, bus_space_handle_t, u_int8_t *, int)); +static __inline u_int cthw_get_count __P((bus_space_tag_t, bus_space_handle_t)); +static __inline void cthw_set_count __P((bus_space_tag_t, bus_space_handle_t, u_int)); + +#define ct_stat_read_1(bst, bsh) bus_space_read_1((bst), (bsh), stat_port) + +static __inline void +cthw_set_count(bst, bsh, count) + bus_space_tag_t bst; + bus_space_handle_t bsh; + u_int count; +{ + + bus_space_write_1(bst, bsh, addr_port, wd3s_cnt); + CT_BUS_WEIGHT + bus_space_write_1(bst, bsh, ctrl_port, count >> 16); + CT_BUS_WEIGHT + bus_space_write_1(bst, bsh, ctrl_port, count >> 8); + CT_BUS_WEIGHT + bus_space_write_1(bst, bsh, ctrl_port, count); + CT_BUS_WEIGHT +} + +static __inline u_int +cthw_get_count(bst, bsh) + bus_space_tag_t bst; + bus_space_handle_t bsh; +{ + u_int count; + + bus_space_write_1(bst, bsh, addr_port, wd3s_cnt); + CT_BUS_WEIGHT + count = (((u_int) bus_space_read_1(bst, bsh, ctrl_port)) << 16); + CT_BUS_WEIGHT + count += (((u_int) bus_space_read_1(bst, bsh, ctrl_port)) << 8); + CT_BUS_WEIGHT + count += ((u_int) bus_space_read_1(bst, bsh, ctrl_port)); + CT_BUS_WEIGHT + return count; +} + +static __inline void +ct_write_cmds(bst, bsh, cmd, len) + bus_space_tag_t bst; + bus_space_handle_t bsh; + u_int8_t *cmd; + int len; +{ + int i; + + bus_space_write_1(bst, bsh, addr_port, wd3s_cdb); + for (i = 0; i < len; i ++) + bus_space_write_1(bst, bsh, ctrl_port, cmd[i]); +} + +static __inline u_int8_t +ct_cr_read_1(bst, bsh, offs) + bus_space_tag_t bst; + bus_space_handle_t bsh; + bus_addr_t offs; +{ + u_int8_t regv; + + bus_space_write_1(bst, bsh, addr_port, offs); + CT_BUS_WEIGHT + regv = bus_space_read_1(bst, bsh, ctrl_port); + CT_BUS_WEIGHT + return regv; +} + +static __inline void +ct_cr_write_1(bst, bsh, offs, val) + bus_space_tag_t bst; + bus_space_handle_t bsh; + bus_addr_t offs; + u_int8_t val; +{ + + bus_space_write_1(bst, bsh, addr_port, offs); + CT_BUS_WEIGHT + bus_space_write_1(bst, bsh, ctrl_port, val); + CT_BUS_WEIGHT +} + +#if defined(i386) +#define SOFT_INTR_REQUIRED(slp) (softintr((slp)->sl_irq)) +#else /* !i386 */ +#define SOFT_INTR_REQUIRED(slp) +#endif /* !i386 */ + +#ifdef __FreeBSD__ +typedef unsigned long vaddr_t; + +#define delay(t) DELAY(t) +#endif + +#endif /* !_CT_MACHDEP_H_ */ |
