NetBSD-5.0.2/sys/arch/ews4800mips/ews4800mips/tr2.c
/* $NetBSD: tr2.c,v 1.3 2008/04/28 20:23:18 martin Exp $ */
/*-
* Copyright (c) 2004, 2005 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by UCHIYAMA Yasushi.
*
* 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 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: tr2.c,v 1.3 2008/04/28 20:23:18 martin Exp $");
#include "fb_sbdio.h"
#include "kbms_sbdio.h"
#include "zsc_sbdio.h"
#include "ewskbd_zsc.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/conf.h>
#include <sys/device.h>
#include <uvm/uvm_extern.h>
#include <mips/cache.h> /* Set L2-cache size */
#include <machine/autoconf.h>
#include <machine/sbdvar.h>
#define _SBD_TR2_PRIVATE
#include <machine/sbd_tr2.h>
#include <machine/z8530var.h>
#include <ews4800mips/ews4800mips/cons_machdep.h>
#include <dev/cons.h>
SBD_DECL(tr2);
/* EWS4800/350 mainbus device list */
static const char *tr2_mainbusdevs[] =
{
"sbdio",
#ifdef notyet
"vme",
#endif
NULL
};
/* EWS4800/350 System board device list */
static const struct sbdiodevdesc tr2_sbdiodevs[] = {
/* name addr1 addr2 irq flags */
#if NEWSKBD_ZSC > 0
{ "zsc", 0x1b010000, -1, 0, 0x0003 }, /* Z85C30 */
#else
{ "zkbms", 0x1b010000, -1, 0, 0x0001 }, /* Z85C30 */
#endif
{ "zsc", 0x1b011000, -1, 2, 0x0000 }, /* Z85C30 */
{ "mkclock", 0x1b020000, -1, -1, 0x0000 }, /* MK48T08 */
{ "fdc", 0x1b030000, -1, 7, 0x0000 }, /* uPD72065 */
{ "lpt", 0x1b040000, -1, 7, 0x0000 },
{ "osiop", 0x1b050000, -1, 5, 0x0000 }, /* 53C710 */
{ "iee", 0x1b060000, -1, 6, 0x0000 }, /* i82596CA */
/* XXX: fb should be attached at independent bus */
{ "fb", 0xf0000000, 0xf5f00000, -1, 0x0000 },
{ NULL, -1, -1, -1, -1 } /* terminate */
};
void
tr2_init(void)
{
/* EWS4800/350 and EWS4800/350F */
platform.machine = MACHINE_TR2;
strcpy(platform.name, "EWS4800/350 (TR2)");
/* 50MHz external clock, 100MHz internal clock */
platform.cpu_clock = 100000000;
curcpu()->ci_cpu_freq = platform.cpu_clock;
platform.mainbusdevs = tr2_mainbusdevs;
platform.sbdiodevs = tr2_sbdiodevs;
ipl_sr_bits = tr2_sr_bits;
kseg2iobufsize = 0x02000000; /* 32MB for VME and framebuffer */
/* Register system-board specific ops. */
_SBD_OPS_REGISTER_ALL(tr2);
}
int
tr2_ipl_bootdev(void)
{
return *NVSRAM_BOOTDEV;
}
void
tr2_cache_config(void)
{
mips_sdcache_size = 1024 * 1024; /* 1MB L2-cache */
}
void
tr2_wbflush(void)
{
*(volatile uint8_t *)MIPS_KSEG1_START;
}
void
tr2_consinit(void)
{
extern struct consdev consdev_zs_sbdio;
extern const struct cdevsw zstty_cdevsw;
extern int fb_sbdio_cnattach(uint32_t, uint32_t, int);
extern void kbd_sbdio_cnattach(uint32_t, uint32_t);
extern void ewskbd_zsc_cnattach(uint32_t, uint32_t, int);
switch (*NVSRAM_CONSTYPE) {
#if NFB_SBDIO > 0
case 0x00:
/* ga */
cons.type = CONS_FB_KSEG2;
if (fb_sbdio_cnattach(TR2_GAFB_ADDR, TR2_GACTRL_ADDR, 0x0000))
break;
#if NEWSKBD_ZSC > 0
ewskbd_zsc_cnattach(TR2_KBMS_ADDR, TR2_KBMS_ADDR + 4, 4915200);
#else
#if NKBMS_SBDIO > 0
kbd_sbdio_cnattach(TR2_KBMS_ADDR, TR2_KBMS_ADDR + 4);
#endif
#endif
return;
#endif
case 0x01:
#if NZSC_SBDIO > 0
/* sio 1 (zs channel A) */
cons.type = CONS_SIO1;
zs_consaddr = (void *)(TR2_SIO_ADDR + 8);
cn_tab = &consdev_zs_sbdio;
cn_tab->cn_pri = CN_REMOTE;
cn_tab->cn_dev = makedev(cdevsw_lookup_major(&zstty_cdevsw), 0);
(*cn_tab->cn_init)(cn_tab);
return;
case 0x02:
/* sio 2 (zs channel B) */
cons.type = CONS_SIO2;
zs_consaddr = (void *)(TR2_SIO_ADDR + 0);
cn_tab = &consdev_zs_sbdio;
cn_tab->cn_pri = CN_REMOTE;
cn_tab->cn_dev = makedev(cdevsw_lookup_major(&zstty_cdevsw), 1);
(*cn_tab->cn_init)(cn_tab);
return;
#endif
default:
break;
}
rom_cons_init(); /* XXX */
}
void
tr2_reboot(void)
{
*SOFTRESET_REG |= 0x10;
for (;;)
;
/*NOTREACHED */
}
void
tr2_poweroff(void)
{
for (;;)
*POWEROFF_REG = 1;
/* NOTREACHED */
}
void
tr2_mem_init(void *kernstart, void *kernend)
{
sbd_memcluster_setup(kernstart, kernend);
#if 0
sbd_memcluster_check();
#endif
}
void
tr2_ether_addr(uint8_t *p)
{
int i;
for (i = 0; i < 6; i++)
p[i] = *(NVSRAM_ETHERADDR + i * 4);
}
void tr2_bell(dev_t dev, u_int pitch, u_int period, u_int volue);
void
tr2_bell(dev_t dev, u_int pitch, u_int period, u_int volue)
{
*BUZZER_REG = volue > 0 ? 1 : 0;
}