NetBSD/sys/arch/arm/nvidia/tegra_soc.c

66 lines
2.3 KiB
C

/* $NetBSD: tegra_soc.c,v 1.16 2018/09/24 22:22:16 jmcneill Exp $ */
/*-
* Copyright (c) 2015 Jared D. McNeill <jmcneill@invisible.ca>
* 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 ``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.
*/
#include "opt_tegra.h"
#include "opt_multiprocessor.h"
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: tegra_soc.c,v 1.16 2018/09/24 22:22:16 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
#include <sys/cpu.h>
#include <sys/device.h>
#include <uvm/uvm_extern.h>
#include <arm/bootconfig.h>
#include <arm/cpufunc.h>
#include <arm/nvidia/tegra_reg.h>
#include <arm/nvidia/tegra_apbreg.h>
#include <arm/nvidia/tegra_mcreg.h>
#include <arm/nvidia/tegra_var.h>
bus_space_handle_t tegra_ppsb_bsh;
bus_space_handle_t tegra_apb_bsh;
void
tegra_bootstrap(void)
{
extern struct bus_space arm_generic_bs_tag;
bus_space_tag_t bst = &arm_generic_bs_tag;
if (bus_space_map(bst, TEGRA_PPSB_BASE, TEGRA_PPSB_SIZE, 0,
&tegra_ppsb_bsh) != 0)
panic("couldn't map PPSB");
if (bus_space_map(bst, TEGRA_APB_BASE, TEGRA_APB_SIZE, 0,
&tegra_apb_bsh) != 0)
panic("couldn't map APB");
}