mirror of https://github.com/F-Stack/f-stack.git
105 lines
3.0 KiB
C
105 lines
3.0 KiB
C
/*-
|
|
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
|
|
*
|
|
* Copyright (c) 2013 Thomas Skibo
|
|
* 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
/*
|
|
* Machine dependent code for Xilinx Zynq-7000 Soc.
|
|
*
|
|
* Reference: Zynq-7000 All Programmable SoC Technical Reference Manual.
|
|
* (v1.4) November 16, 2012. Xilinx doc UG585.
|
|
*/
|
|
|
|
#include "opt_platform.h"
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/bus.h>
|
|
#include <sys/devmap.h>
|
|
|
|
#include <vm/vm.h>
|
|
#include <vm/pmap.h>
|
|
|
|
#include <machine/bus.h>
|
|
#include <machine/machdep.h>
|
|
#include <machine/platform.h>
|
|
#include <machine/platformvar.h>
|
|
|
|
#include <arm/xilinx/zy7_machdep.h>
|
|
#include <arm/xilinx/zy7_reg.h>
|
|
|
|
#include "platform_if.h"
|
|
#include "platform_pl310_if.h"
|
|
|
|
void (*zynq7_cpu_reset)(void);
|
|
|
|
/*
|
|
* Set up static device mappings. Not strictly necessary -- simplebus will
|
|
* dynamically establish mappings as needed -- but doing it this way gets us
|
|
* nice efficient 1MB section mappings.
|
|
*/
|
|
static int
|
|
zynq7_devmap_init(platform_t plat)
|
|
{
|
|
|
|
devmap_add_entry(ZYNQ7_PSIO_HWBASE, ZYNQ7_PSIO_SIZE);
|
|
devmap_add_entry(ZYNQ7_PSCTL_HWBASE, ZYNQ7_PSCTL_SIZE);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
zynq7_do_cpu_reset(platform_t plat)
|
|
{
|
|
if (zynq7_cpu_reset != NULL)
|
|
(*zynq7_cpu_reset)();
|
|
|
|
printf("cpu_reset: no platform cpu_reset. hanging.\n");
|
|
for (;;)
|
|
;
|
|
}
|
|
|
|
static platform_method_t zynq7_methods[] = {
|
|
PLATFORMMETHOD(platform_devmap_init, zynq7_devmap_init),
|
|
PLATFORMMETHOD(platform_cpu_reset, zynq7_do_cpu_reset),
|
|
|
|
#ifdef SMP
|
|
PLATFORMMETHOD(platform_mp_setmaxid, zynq7_mp_setmaxid),
|
|
PLATFORMMETHOD(platform_mp_start_ap, zynq7_mp_start_ap),
|
|
#endif
|
|
|
|
PLATFORMMETHOD(platform_pl310_init, zynq7_pl310_init),
|
|
|
|
PLATFORMMETHOD_END,
|
|
};
|
|
|
|
FDT_PLATFORM_DEF(zynq7, "zynq7", 0, "xlnx,zynq-7000", 200);
|