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/*
* Copyright (C) 2015 FAUmachine Team <info@faumachine.org>.
* This program is free software. You can redistribute it and/or modify it
* under the terms of the GNU General Public License, either version 2 of
* the License, or (at your option) any later version. See COPYING.
*/
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "glue.h"
#include "ledred.h"
#define COMP_(x) ledred_ ## x
struct cpssp {
unsigned int state_a;
unsigned int state_c;
struct sig_opt_rgb *port_opt_led;
};
static void
COMP_(update)(struct cpssp *cpssp)
{
unsigned int val;
val = cpssp->state_a > cpssp->state_c;
sig_opt_rgb_pixel_set(cpssp->port_opt_led, cpssp,
0, 0, val ? 0xff : 0x00, 0, 0);
}
static void
COMP_(a_set)(void *_cpssp, unsigned int val)
{
struct cpssp *cpssp = (struct cpssp *) _cpssp;
cpssp->state_a = val;
COMP_(update)(cpssp);
}
static void
COMP_(c_set)(void *_cpssp, unsigned int val)
{
struct cpssp *cpssp = (struct cpssp *) _cpssp;
cpssp->state_c = val;
COMP_(update)(cpssp);
}
void *
COMP_(create)(
const char *name,
struct sig_manage *port_manage,
struct sig_std_logic *port_a,
struct sig_std_logic *port_c,
struct sig_opt_rgb *port_opt_led
)
{
static const struct sig_std_logic_funcs a_funcs = {
.boolean_or_set = COMP_(a_set),
};
static const struct sig_std_logic_funcs c_funcs = {
.boolean_or_set = COMP_(c_set),
};
struct cpssp *cpssp;
cpssp = shm_alloc(sizeof(*cpssp));
assert(cpssp);
/* Call */
/* Out */
cpssp->port_opt_led = port_opt_led;
/* In */
sig_std_logic_connect_in(port_a, cpssp, &a_funcs);
sig_std_logic_connect_in(port_c, cpssp, &c_funcs);
return cpssp;
}
void
COMP_(destroy)(void *_cpssp)
{
struct cpssp *cpssp = _cpssp;
shm_free(cpssp);
}
void
COMP_(suspend)(void *_cpssp, FILE *fp)
{
struct cpssp *cpssp = _cpssp;
generic_suspend(cpssp, sizeof(*cpssp), fp);
}
void
COMP_(resume)(void *_cpssp, FILE *fp)
{
struct cpssp *cpssp = _cpssp;
generic_resume(cpssp, sizeof(*cpssp), fp);
}
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