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head/sys/mips/broadcom/bcm_siba.c
Property | Old Value | New Value |
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svn:eol-style | null | native \ No newline at end of property |
svn:keywords | null | FreeBSD=%H \ No newline at end of property |
svn:mime-type | null | text/plain \ No newline at end of property |
/*- | |||||
* Copyright (c) 2016 Landon Fuller <landonf@FreeBSD.org> | |||||
* | |||||
* 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. | |||||
* | |||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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> | |||||
__FBSDID("$FreeBSD$"); | |||||
#include <dev/bhnd/bhnd.h> | |||||
#include <dev/bhnd/bhndreg.h> | |||||
#include <dev/bhnd/siba/sibareg.h> | |||||
#include <dev/bhnd/siba/sibavar.h> | |||||
#include "bcm_machdep.h" | |||||
int | |||||
bcm_find_core_siba(struct bhnd_chipid *chipid, bhnd_devclass_t devclass, | |||||
int unit, struct bhnd_core_info *info, uintptr_t *addr) | |||||
{ | |||||
struct siba_core_id scid; | |||||
uintptr_t cc_addr; | |||||
uint32_t idhigh, idlow; | |||||
/* No other cores are required during early boot on siba(4) devices */ | |||||
if (devclass != BHND_DEVCLASS_CC || unit != 0) | |||||
return (ENOENT); | |||||
cc_addr = chipid->enum_addr; | |||||
idhigh = BCM_SOC_READ_4(cc_addr, SB0_REG_ABS(SIBA_CFG0_IDHIGH)); | |||||
idlow = BCM_SOC_READ_4(cc_addr, SB0_REG_ABS(SIBA_CFG0_IDHIGH)); | |||||
scid = siba_parse_core_id(idhigh, idlow, 0, 0); | |||||
if (info != NULL) | |||||
*info = scid.core_info; | |||||
if (addr != NULL) | |||||
*addr = cc_addr; | |||||
return (0); | |||||
} |