/* $NetBSD: mainbus.c,v 1.6 2011/07/01 19:03:08 dyoung Exp $ */
/*
* Copyright (c) 2002 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (lennart@augustsson.net) at Sandburst Corp.
*
* 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: mainbus.c,v 1.6 2011/07/01 19:03:08 dyoung Exp $");
#include <sys/param.h>
#include <sys/device.h>
#include <sys/systm.h>
#include <sys/bus.h>
#include <machine/pmppc.h>
#include <arch/evbppc/pmppc/dev/mainbus.h>
#include <dev/ic/cpc700reg.h>
#include "locators.h"
#include "mainbus.h"
#if NCPU == 0
#error A cpu device is now required
#endif
int mainbus_match(device_t, cfdata_t, void *);
void mainbus_attach(device_t, device_t, void *);
CFATTACH_DECL_NEW(mainbus, 0,
mainbus_match, mainbus_attach, NULL, NULL);
static int mainbus_print(void *, const char *);
/*
* Probe for the mainbus; always succeeds.
*/
int
mainbus_match(device_t parent, cfdata_t match, void *aux)
{
return 1;
}
static int
mainbus_submatch(device_t parent, cfdata_t cf,
const int *ldesc, void *aux)
{
struct mainbus_attach_args *maa = aux;
if (cf->cf_loc[MAINBUSCF_ADDR] != maa->mb_addr)
return (0);
return (config_match(parent, cf, aux));
}
static int
mainbus_print(void *aux, const char *pnp)
{
struct mainbus_attach_args *mba = aux;
if (pnp)
aprint_normal("%s at %s", mba->mb_name, pnp);
if (mba->mb_addr != MAINBUSCF_ADDR_DEFAULT)
aprint_normal(" addr 0x%08lx", mba->mb_addr);
if (mba->mb_irq != MAINBUSCF_IRQ_DEFAULT)
aprint_normal(" irq %d", mba->mb_irq);
return (UNCONF);
}
/*
* Attach the mainbus.
*/
void
mainbus_attach(device_t parent, device_t self, void *aux)
{
struct mainbus_attach_args maa;
aprint_normal(": Artesyn PM/PPC\n");
aprint_normal_dev(self, "%sPCI bus Monarch\n",
a_config.a_is_monarch ? "" : "not");
aprint_normal_dev(self, "boot from %s, %sECC, %s L2 cache\n",
a_config.a_boot_device == A_BOOT_ROM ? "ROM" : "flash",
a_config.a_has_ecc ? "" : "no ",
a_config.a_l2_cache == A_CACHE_PARITY ? "parity" :
a_config.a_l2_cache == A_CACHE_NO_PARITY ? "no-parity" : "no");
maa.mb_bt = &pmppc_mem_tag;
maa.mb_name = "cpu";
maa.mb_addr = MAINBUSCF_ADDR_DEFAULT;
maa.mb_irq = MAINBUSCF_IRQ_DEFAULT;
config_found(self, &maa, mainbus_print);
if (a_config.a_has_rtc) {
maa.mb_name = "rtc";
maa.mb_addr = PMPPC_RTC;
maa.mb_irq = PMPPC_I_RTC_INT;
config_found_sm_loc(self, "mainbus", NULL, &maa, mainbus_print,
mainbus_submatch);
}
if (a_config.a_has_eth) {
maa.mb_name = "cs";
maa.mb_addr = PMPPC_CS_IO_BASE;
maa.mb_irq = PMPPC_I_ETH_INT;
config_found_sm_loc(self, "mainbus", NULL, &maa, mainbus_print,
mainbus_submatch);
maa.mb_bt = &pmppc_mem_tag;
}
if (a_config.a_flash_width != 0) {
maa.mb_name = "flash";
maa.mb_addr = PMPPC_FLASH_BASE;
maa.mb_irq = MAINBUSCF_IRQ_DEFAULT;
maa.u.mb_flash.size = a_config.a_flash_size;
maa.u.mb_flash.width = a_config.a_flash_width;
config_found_sm_loc(self, "mainbus", NULL, &maa, mainbus_print,
mainbus_submatch);
}
maa.mb_name = "cpc";
maa.mb_addr = MAINBUSCF_ADDR_DEFAULT;
maa.mb_irq = MAINBUSCF_IRQ_DEFAULT;
config_found(self, &maa, mainbus_print);
}
static int cpu_match(device_t, cfdata_t, void *);
static void cpu_attach(device_t, device_t, void *);
CFATTACH_DECL_NEW(cpu, 0,
cpu_match, cpu_attach, NULL, NULL);
extern struct cfdriver cpu_cd;
int
cpu_match(device_t parent, cfdata_t cf, void *aux)
{
struct mainbus_attach_args *maa = aux;
if (strcmp(maa->mb_name, cpu_cd.cd_name) != 0)
return 0;
if (cpu_info[0].ci_dev != NULL)
return 0;
return 1;
}
void
cpu_attach(device_t parent, device_t self, void *aux)
{
(void) cpu_attach_common(self, 0);
}