80 lines
2.1 KiB
Mathematica
80 lines
2.1 KiB
Mathematica
|
#-
|
||
|
# 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.
|
||
|
#
|
||
|
# $FreeBSD$
|
||
|
#
|
||
|
|
||
|
INTERFACE clknode;
|
||
|
|
||
|
HEADER {
|
||
|
struct clknode;
|
||
|
}
|
||
|
|
||
|
#
|
||
|
# Initialize clock node, get shanpshot of cached values
|
||
|
#
|
||
|
METHOD int init {
|
||
|
struct clknode *clk;
|
||
|
device_t dev;
|
||
|
};
|
||
|
|
||
|
#
|
||
|
# Recalculate frequency
|
||
|
# req - in/out recalulated frequency
|
||
|
#
|
||
|
METHOD int recalc_freq {
|
||
|
struct clknode *clk;
|
||
|
uint64_t *freq;
|
||
|
};
|
||
|
|
||
|
#
|
||
|
# Set frequency
|
||
|
# fin - parent (input)frequency.
|
||
|
# fout - requested output freqency. If clock cannot change frequency,
|
||
|
# then must return new requested frequency for his parent
|
||
|
METHOD int set_freq {
|
||
|
struct clknode *clk;
|
||
|
uint64_t fin;
|
||
|
uint64_t *fout;
|
||
|
int flags;
|
||
|
int *done;
|
||
|
};
|
||
|
|
||
|
#
|
||
|
# Enable/disable clock
|
||
|
#
|
||
|
METHOD int set_gate {
|
||
|
struct clknode *clk;
|
||
|
bool enable;
|
||
|
};
|
||
|
|
||
|
#
|
||
|
# Set multiplexer
|
||
|
#
|
||
|
METHOD int set_mux {
|
||
|
struct clknode *clk;
|
||
|
int idx;
|
||
|
};
|