mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-18 10:35:55 +00:00
7a8917b25d
Reviewed by: mmel, adrian (mentor) Approved by: adrian (mentor) Differential Revision: https://reviews.freebsd.org/D5750
139 lines
3.2 KiB
Objective-C
139 lines
3.2 KiB
Objective-C
#-
|
|
# Copyright 2016 Michal Meloun <mmel@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.
|
|
#
|
|
# $FreeBSD$
|
|
#
|
|
|
|
#include <machine/bus.h>
|
|
|
|
INTERFACE clkdev;
|
|
|
|
CODE {
|
|
#include <sys/systm.h>
|
|
#include <sys/bus.h>
|
|
static int
|
|
clkdev_default_write_4(device_t dev, bus_addr_t addr, uint32_t val)
|
|
{
|
|
device_t pdev;
|
|
|
|
pdev = device_get_parent(dev);
|
|
if (pdev == NULL)
|
|
return (ENXIO);
|
|
|
|
return (CLKDEV_WRITE_4(pdev, addr, val));
|
|
}
|
|
|
|
static int
|
|
clkdev_default_read_4(device_t dev, bus_addr_t addr, uint32_t *val)
|
|
{
|
|
device_t pdev;
|
|
|
|
pdev = device_get_parent(dev);
|
|
if (pdev == NULL)
|
|
return (ENXIO);
|
|
|
|
return (CLKDEV_READ_4(pdev, addr, val));
|
|
}
|
|
|
|
static int
|
|
clkdev_default_modify_4(device_t dev, bus_addr_t addr,
|
|
uint32_t clear_mask, uint32_t set_mask)
|
|
{
|
|
device_t pdev;
|
|
|
|
pdev = device_get_parent(dev);
|
|
if (pdev == NULL)
|
|
return (ENXIO);
|
|
|
|
return (CLKDEV_MODIFY_4(pdev, addr, clear_mask, set_mask));
|
|
}
|
|
|
|
static void
|
|
clkdev_default_device_lock(device_t dev)
|
|
{
|
|
device_t pdev;
|
|
|
|
pdev = device_get_parent(dev);
|
|
if (pdev == NULL)
|
|
panic("clkdev_device_lock not implemented");
|
|
|
|
CLKDEV_DEVICE_LOCK(pdev);
|
|
}
|
|
|
|
static void
|
|
clkdev_default_device_unlock(device_t dev)
|
|
{
|
|
device_t pdev;
|
|
|
|
pdev = device_get_parent(dev);
|
|
if (pdev == NULL)
|
|
panic("clkdev_device_unlock not implemented");
|
|
|
|
CLKDEV_DEVICE_UNLOCK(pdev);
|
|
}
|
|
}
|
|
|
|
#
|
|
# Write single register
|
|
#
|
|
METHOD int write_4 {
|
|
device_t dev;
|
|
bus_addr_t addr;
|
|
uint32_t val;
|
|
} DEFAULT clkdev_default_write_4;
|
|
|
|
#
|
|
# Read single register
|
|
#
|
|
METHOD int read_4 {
|
|
device_t dev;
|
|
bus_addr_t addr;
|
|
uint32_t *val;
|
|
} DEFAULT clkdev_default_read_4;
|
|
|
|
#
|
|
# Modify single register
|
|
#
|
|
METHOD int modify_4 {
|
|
device_t dev;
|
|
bus_addr_t addr;
|
|
uint32_t clear_mask;
|
|
uint32_t set_mask;
|
|
} DEFAULT clkdev_default_modify_4;
|
|
|
|
#
|
|
# Get exclusive access to underlying device
|
|
#
|
|
METHOD void device_lock {
|
|
device_t dev;
|
|
} DEFAULT clkdev_default_device_lock;
|
|
|
|
#
|
|
# Release exclusive access to underlying device
|
|
#
|
|
METHOD void device_unlock {
|
|
device_t dev;
|
|
} DEFAULT clkdev_default_device_unlock;
|