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/* $OpenBSD: autoconf.h,v 1.8 2004/09/20 10:31:16 pefo Exp $ */
/*
* Copyright (c) 2001-2003 Opsycon AB (www.opsycon.se / www.opsycon.com)
*
* 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 ``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.
*
*/
/*
* Definitions used buy autoconfiguration.
*/
#ifndef _MACHINE_AUTOCONF_H_
#define _MACHINE_AUTOCONF_H_
#include <machine/bus.h>
/*
* Structure holding all misc config information.
*/
#define MAX_CPUS 4
struct sys_rec {
int system_type;
struct {
u_int16_t type;
u_int8_t vers_maj;
u_int8_t vers_min;
u_int16_t fptype;
u_int8_t fpvers_maj;
u_int8_t fpvers_min;
u_int32_t clock;
u_int32_t clock_bus;
u_int32_t tlbsize;
u_int32_t tlbwired;
u_int32_t cfg_reg;
u_int32_t stat_reg;
} cpu[MAX_CPUS];
/* Published Cache OPS */
void (*_SyncCache)(void);
void (*_InvalidateICache)(vaddr_t, int);
void (*_InvalidateICachePage)(vaddr_t);
void (*_SyncDCachePage)(vaddr_t);
void (*_HitSyncDCache)(vaddr_t, int);
void (*_IOSyncDCache)(vaddr_t, int, int);
void (*_HitInvalidateDCache)(vaddr_t, int);
/* BUS mappings */
struct mips_bus_space local;
struct mips_bus_space isa_io;
struct mips_bus_space isa_mem;
struct mips_bus_space pci_io[2];
struct mips_bus_space pci_mem[2];
/* Console/Serial configuration */
int cons_baudclk;
struct mips_bus_space console_io; /* for stupid map designs */
struct mips_bus_space *cons_iot;
bus_addr_t cons_ioaddr[8]; /* up to eight loclbus tty's */
};
extern struct sys_rec sys_config;
/*
* Give com.c method to find console address and speeds
*/
#define COM_FREQ (sys_config.cons_baudclk)
#define CONCOM_FREQ (sys_config.cons_baudclk)
#define CONADDR (sys_config.cons_ioaddr[0])
/**/
struct confargs;
typedef int (*intr_handler_t)(void *);
struct abus {
struct device *ab_dv; /* back-pointer to device */
int ab_type; /* bus type (see below) */
void *(*ab_intr_establish) /* bus's set-handler function */
(void *, u_long, int, int, int (*)(void *), void *, char *);
void (*ab_intr_disestablish) /* bus's unset-handler function */
(void *, void *);
caddr_t (*ab_cvtaddr) /* convert slot/offset to address */
(struct confargs *);
int (*ab_matchname) /* see if name matches driver */
(struct confargs *, char *);
};
#define BUS_MAIN 1 /* mainbus */
#define BUS_LOCAL 2 /* localbus */
#define BUS_ISABR 3 /* ISA Bridge Bus */
#define BUS_PLCHLDR 4 /* placeholder */
#define BUS_PCIBR 5 /* PCI bridge Bus */
#define BUS_INTR_ESTABLISH(ca, a, b, c, d, e, f, h) \
(*(ca)->ca_bus->ab_intr_establish)((a),(b),(c),(d),(e),(f),(h))
#define BUS_INTR_DISESTABLISH(ca) \
(*(ca)->ca_bus->ab_intr_establish)(ca)
#define BUS_MATCHNAME(ca, name) \
(((ca)->ca_bus->ab_matchname) ? \
(*(ca)->ca_bus->ab_matchname)((ca), (name)) : \
-1)
struct confargs {
char *ca_name; /* Device name. */
struct abus *ca_bus; /* Bus device resides on. */
bus_space_tag_t ca_iot;
bus_space_tag_t ca_memt;
bus_dma_tag_t ca_dmat;
u_int32_t ca_num; /* which system */
u_int32_t ca_sys; /* which system */
int ca_nreg;
u_int32_t *ca_reg;
int ca_nintr;
int32_t ca_intr;
bus_addr_t ca_baseaddr;
};
int badaddr(void *, u_int64_t);
void enaddr_aton(const char *, u_int8_t *);
#endif /* _MACHINE_AUTOCONF_H_ */
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