macusbdb/macusbfb/usbgpio.c
2017-04-17 11:43:10 -07:00

49 lines
1.2 KiB
C

/*
Firmware for a Macintosh display adapter connected over USB
Copyright (C) 2010 Jeroen Domburg
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "gpio.h"
#include "usbgpio.h"
//Handler for the USB-exposed GPIO pins
struct GpioPins_t {
int port;
int bit;
};
const struct GpioPins_t gpioPins[]={
{0, 11}, //Fan enable, can be pwmmed too
{2, 2}, //Monitor enable
{2, 10}, //Floppy eject
{3, 2}, //HD led
}
void gpioSet(int gpio, int val) {
if (gpio>4) return;
if (val) {
GPIOSET(gpioPins[gpio].port, gpioPins[gpio].bit);
} else {
GPIOCLEAR(gpioPins[gpio].port, gpioPins[gpio].bit);
}
}
int gpioGet(int gpio) {
//Not implemented (yet)
}