Lines Matching +full:reset +full:- +full:n +full:- +full:io

1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
4  * Copyright (c) 2015-2018 Tai-hwa Liang <avatar@FreeBSD.org>
70 	int		io_rid;		/* io rid */
71 	struct resource	*io;		/* io */
86 		return bus_space_read_4(rman_get_bustag(scp->io), rman_get_bushandle(scp->io), offset) & 0xffffffff;
95 		bus_space_write_4(rman_get_bustag(scp->io), rman_get_bushandle(scp->io), offset, data);
103 	if (scp->mpu_intr)
104 		(scp->mpu_intr)(scp->mpu);
128 		printf("csamidi_mread: unknown register %d\n", reg);
147 			/* reset the MIDI port */
155 			/* switch to UART mode, no-op */
165 		printf("csamidi_mwrite: unknown register %d\n", reg);
175 	mtx_lock(&scp->mtx);
176 	scp->mpu_intr = NULL;
177 	mtx_unlock(&scp->mtx);
190 	if (func == NULL || func->func != SCF_MIDI)
206 	scp->dev = dev;
209 	scp->io_rid = PCIR_BAR(0);
210 	scp->io = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
211 	    &scp->io_rid, RF_ACTIVE);
212 	if (scp->io == NULL)
216 	scp->mpu = mpu401_init(&csamidi_mpu_class, scp, csamidi_midi_intr,
217 	    &scp->mpu_intr);
218 	if (scp->mpu == NULL) {
223 	mtx_init(&scp->mtx, device_get_nameunit(dev), "csamidi softc",
226 	/* reset the MIDI port */
234 	bus_release_resource(dev, SYS_RES_MEMORY, scp->io_rid, scp->io);
235 	scp->io = NULL;
247 	rc = mpu401_uninit(scp->mpu);
250 	if (scp->io != NULL) {
251 		bus_release_resource(dev, SYS_RES_MEMORY, scp->io_rid,
252 		    scp->io);
253 		scp->io = NULL;
255 	mtx_destroy(&scp->mtx);