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tx39var.h revision 1.12 
      1 /*	$NetBSD: tx39var.h,v 1.12 2004/12/12 21:03:06 abs Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 1999-2002 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by UCHIYAMA Yasushi.
      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  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #include "opt_use_poll.h"
     40 
     41 enum tx_chipset {
     42 	__TX391X,
     43 	__TX392X,
     44 };
     45 
     46 /* attach priority of TX-internal modules. */
     47 enum tx_attach_order {
     48 	ATTACH_FIRST	= 3,
     49 	ATTACH_NORMAL	= 2,
     50 	ATTACH_LAST	= 1,
     51 };
     52 
     53 /* unified I/O manager */
     54 enum txio_group {
     55 	MFIO = 0,
     56 	IO,
     57 	BETTY,
     58 	SNOWBALL,
     59 	PLUM,
     60 	NTXIO_GROUP
     61 };
     62 
     63 struct hpcio_chip;
     64 
     65 struct tx_chipset_tag {
     66 	enum tx_chipset tc_chipset;
     67 	void *tc_intrt;  /* interrupt tag */
     68 	void *tc_powert; /* power tag */
     69 	void *tc_clockt; /* clock/timer tag */
     70 	void *tc_soundt; /* sound tag */
     71 	struct hpcio_chip *tc_iochip[NTXIO_GROUP];
     72 	void *tc_videot; /* video chip tag */
     73 };
     74 
     75 typedef struct tx_chipset_tag* tx_chipset_tag_t __attribute__((__unused__));
     76 typedef u_int32_t txreg_t;
     77 extern struct tx_chipset_tag tx_chipset;
     78 #define tx_conf_get_tag() (&tx_chipset)
     79 
     80 #if defined TX391X && defined TX392X
     81 #define IS_TX391X(t)	((t)->tc_chipset == __TX391X)
     82 #define IS_TX392X(t)	((t)->tc_chipset == __TX392X)
     83 #elif defined TX391X
     84 #define IS_TX391X(t)	(1)
     85 #define IS_TX392X(t)	(0)
     86 #elif defined TX392X
     87 #define IS_TX391X(t)	(0)
     88 #define IS_TX392X(t)	(1)
     89 #endif
     90 
     91 void	tx_conf_register_intr(tx_chipset_tag_t, void *);
     92 void	tx_conf_register_power(tx_chipset_tag_t, void *);
     93 void	tx_conf_register_clock(tx_chipset_tag_t, void *);
     94 void	tx_conf_register_sound(tx_chipset_tag_t, void *);
     95 void	tx_conf_register_ioman(tx_chipset_tag_t, struct hpcio_chip *);
     96 void	tx_conf_register_video(tx_chipset_tag_t, void *);
     97 
     98 /*
     99  *	TX39 Internal Function Register access
    100  */
    101 #define TX39_SYSADDR_CONFIG_REG_KSEG1	0xb0c00000
    102 #define tx_conf_read(t, reg) (						\
    103 	(*((volatile txreg_t *)(TX39_SYSADDR_CONFIG_REG_KSEG1 + (reg)))))
    104 #define tx_conf_write(t, reg, val) (					\
    105 	(*((volatile txreg_t *)(TX39_SYSADDR_CONFIG_REG_KSEG1 + (reg))) \
    106 	= (val)))
    107 
    108 /*
    109  *	txsim attach arguments. (txsim ... TX System Internal Module)
    110  */
    111 struct txsimbus_attach_args {
    112 	char *tba_busname;
    113 };
    114 
    115 /*
    116  *	txsim module attach arguments.
    117  */
    118 struct txsim_attach_args {
    119 	tx_chipset_tag_t ta_tc; /* Chipset tag */
    120 };
    121 
    122 /*
    123  *	Interrupt staff
    124  */
    125 #define MAKEINTR(s, b)	((s) * 32 + (ffs(b) - 1))
    126 void*	tx_intr_establish(tx_chipset_tag_t, int, int, int, int (*)(void *),
    127 			  void *);
    128 void	tx_intr_disestablish(tx_chipset_tag_t, void *);
    129 
    130 #ifdef USE_POLL
    131 void*	tx39_poll_establish(tx_chipset_tag_t, int, int, int (*)(void *),
    132 			    void *);
    133 void	tx39_poll_disestablish(tx_chipset_tag_t, void *);
    134 #define POLL_CONT	0
    135 #define POLL_END	1
    136 #endif /* USE_POLL */
    137 
    138 u_int32_t tx_intr_status(tx_chipset_tag_t, int);
    139 extern u_int32_t tx39intrvec;
    140 
    141 /*
    142  *	Power management staff
    143  */
    144 void tx39power_suspend_cpu(void);
    145 
    146 /*
    147  *	Debug print configuration.
    148  */
    149 #define USE_HPC_DPRINTF
    150 #define __DPRINTF_EXT
    151