2 * Copyright (c) 2011-2012 Semihalf.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/param.h>
31 #include <sys/systm.h>
32 #include <sys/kernel.h>
33 #include <sys/module.h>
36 #include <sys/malloc.h>
38 #include <dev/fdt/simplebus.h>
39 #include <dev/ofw/ofw_bus.h>
40 #include <dev/ofw/ofw_bus_subr.h>
42 #include <machine/bus.h>
44 #include "opt_platform.h"
46 #include <contrib/ncsw/inc/Peripherals/fm_ext.h>
47 #include <contrib/ncsw/inc/Peripherals/fm_muram_ext.h>
48 #include <contrib/ncsw/inc/ncsw_ext.h>
49 #include <contrib/ncsw/integrations/fman_ucode.h>
54 static MALLOC_DEFINE(M_FMAN, "fman", "fman devices information");
57 * @group FMan private defines.
65 enum fman_mu_ram_map {
67 FMAN_MURAM_SIZE = 0x28000
72 uintptr_t mem_base_addr;
74 uintptr_t err_irq_num;
76 t_FmExceptionsCallback *exception_callback;
77 t_FmBusErrorCallback *bus_error_callback;
81 * @group FMan private methods/members.
85 * Frame Manager firmware.
86 * We use the same firmware for both P3041 and P2041 devices.
88 const uint32_t fman_firmware[] = FMAN_UC_IMG;
89 const uint32_t fman_firmware_size = sizeof(fman_firmware);
92 fman_activate_resource(device_t bus, device_t child, int type, int rid,
95 struct fman_softc *sc;
97 bus_space_handle_t bh;
100 sc = device_get_softc(bus);
101 if (type != SYS_RES_IRQ) {
102 for (i = 0; i < sc->sc_base.nranges; i++) {
103 if (rman_is_region_manager(res, &sc->rman) != 0) {
104 bt = rman_get_bustag(sc->mem_res);
105 rv = bus_space_subregion(bt,
106 rman_get_bushandle(sc->mem_res),
107 rman_get_start(res) -
108 rman_get_start(sc->mem_res),
109 rman_get_size(res), &bh);
112 rman_set_bustag(res, bt);
113 rman_set_bushandle(res, bh);
114 return (rman_activate_resource(res));
119 return (bus_generic_activate_resource(bus, child, type, rid, res));
123 fman_release_resource(device_t bus, device_t child, int type, int rid,
124 struct resource *res)
126 struct fman_softc *sc;
127 struct resource_list *rl;
128 struct resource_list_entry *rle;
131 passthrough = (device_get_parent(child) != bus);
132 rl = BUS_GET_RESOURCE_LIST(bus, child);
133 sc = device_get_softc(bus);
134 if (type != SYS_RES_IRQ) {
135 if ((rman_get_flags(res) & RF_ACTIVE) != 0 ){
136 rv = bus_deactivate_resource(child, type, rid, res);
140 rv = rman_release_resource(res);
144 rle = resource_list_find(rl, type, rid);
146 ("%s: resource entry not found!", __func__));
147 KASSERT(rle->res != NULL,
148 ("%s: resource entry is not busy", __func__));
153 return (resource_list_release(rl, bus, child, type, rid, res));
157 fman_alloc_resource(device_t bus, device_t child, int type, int *rid,
158 rman_res_t start, rman_res_t end, rman_res_t count, u_int flags)
160 struct fman_softc *sc;
161 struct resource_list *rl;
162 struct resource_list_entry *rle = NULL;
163 struct resource *res;
164 int i, isdefault, passthrough;
166 isdefault = RMAN_IS_DEFAULT_RANGE(start, end);
167 passthrough = (device_get_parent(child) != bus);
168 sc = device_get_softc(bus);
169 rl = BUS_GET_RESOURCE_LIST(bus, child);
172 KASSERT(!(isdefault && passthrough),
173 ("%s: passthrough of default allocation", __func__));
175 rle = resource_list_find(rl, type, *rid);
178 KASSERT(rle->res == NULL,
179 ("%s: resource entry is busy", __func__));
182 count = ulmax(count, rle->count);
183 end = ulmax(rle->end, start + count - 1);
188 /* Map fman ranges to nexus ranges. */
189 for (i = 0; i < sc->sc_base.nranges; i++) {
190 if (start >= sc->sc_base.ranges[i].bus && end <
191 sc->sc_base.ranges[i].bus + sc->sc_base.ranges[i].size) {
192 start += rman_get_start(sc->mem_res);
193 end += rman_get_start(sc->mem_res);
194 res = rman_reserve_resource(&sc->rman, start,
195 end, count, flags & ~RF_ACTIVE, child);
198 rman_set_rid(res, *rid);
199 if ((flags & RF_ACTIVE) != 0 && bus_activate_resource(
200 child, type, *rid, res) != 0) {
201 rman_release_resource(res);
211 return (resource_list_alloc(rl, bus, child, type, rid, start,
218 fman_fill_ranges(phandle_t node, struct simplebus_softc *sc)
220 int host_address_cells;
222 ssize_t nbase_ranges;
226 err = OF_searchencprop(OF_parent(node), "#address-cells",
227 &host_address_cells, sizeof(host_address_cells));
231 nbase_ranges = OF_getproplen(node, "ranges");
232 if (nbase_ranges < 0)
234 sc->nranges = nbase_ranges / sizeof(cell_t) /
235 (sc->acells + host_address_cells + sc->scells);
236 if (sc->nranges == 0)
239 sc->ranges = malloc(sc->nranges * sizeof(sc->ranges[0]),
241 base_ranges = malloc(nbase_ranges, M_DEVBUF, M_WAITOK);
242 OF_getencprop(node, "ranges", base_ranges, nbase_ranges);
244 for (i = 0, j = 0; i < sc->nranges; i++) {
245 sc->ranges[i].bus = 0;
246 for (k = 0; k < sc->acells; k++) {
247 sc->ranges[i].bus <<= 32;
248 sc->ranges[i].bus |= base_ranges[j++];
250 sc->ranges[i].host = 0;
251 for (k = 0; k < host_address_cells; k++) {
252 sc->ranges[i].host <<= 32;
253 sc->ranges[i].host |= base_ranges[j++];
255 sc->ranges[i].size = 0;
256 for (k = 0; k < sc->scells; k++) {
257 sc->ranges[i].size <<= 32;
258 sc->ranges[i].size |= base_ranges[j++];
262 free(base_ranges, M_DEVBUF);
263 return (sc->nranges);
267 fman_init(struct fman_softc *sc, struct fman_config *cfg)
270 t_FmParams fm_params;
271 t_Handle muram_handle, fm_handle;
273 t_FmRevisionInfo revision_info;
277 /* MURAM configuration */
278 muram_handle = FM_MURAM_ConfigAndInit(cfg->mem_base_addr +
279 FMAN_MURAM_OFF, FMAN_MURAM_SIZE);
280 if (muram_handle == NULL) {
281 device_printf(cfg->fman_device, "couldn't init FM MURAM module"
285 sc->muram_handle = muram_handle;
287 /* Fill in FM configuration */
288 fm_params.fmId = cfg->fm_id;
289 /* XXX we support only one partition thus each fman has master id */
290 fm_params.guestId = NCSW_MASTER_ID;
292 fm_params.baseAddr = cfg->mem_base_addr;
293 fm_params.h_FmMuram = muram_handle;
295 /* Get FMan clock in Hz */
296 if ((tmp = fman_get_clock(sc)) == 0)
299 /* Convert FMan clock to MHz */
300 clock = (uint16_t)(tmp / 1000000);
306 fm_params.fmClkFreq = clock;
307 fm_params.f_Exception = cfg->exception_callback;
308 fm_params.f_BusError = cfg->bus_error_callback;
309 fm_params.h_App = cfg->fman_device;
310 fm_params.irq = cfg->irq_num;
311 fm_params.errIrq = cfg->err_irq_num;
313 fm_params.firmware.size = fman_firmware_size;
314 fm_params.firmware.p_Code = (uint32_t*)fman_firmware;
316 fm_handle = FM_Config(&fm_params);
317 if (fm_handle == NULL) {
318 device_printf(cfg->fman_device, "couldn't configure FM "
323 FM_ConfigResetOnInit(fm_handle, TRUE);
325 error = FM_Init(fm_handle);
327 device_printf(cfg->fman_device, "couldn't init FM module\n");
331 error = FM_GetRevision(fm_handle, &revision_info);
333 device_printf(cfg->fman_device, "couldn't get FM revision\n");
337 device_printf(cfg->fman_device, "Hardware version: %d.%d.\n",
338 revision_info.majorRev, revision_info.minorRev);
340 /* Initialize the simplebus part of things */
341 simplebus_init(sc->sc_base.dev, 0);
343 node = ofw_bus_get_node(sc->sc_base.dev);
344 fman_fill_ranges(node, &sc->sc_base);
345 sc->rman.rm_type = RMAN_ARRAY;
346 sc->rman.rm_descr = "FMan range";
347 rman_init_from_resource(&sc->rman, sc->mem_res);
348 for (node = OF_child(node); node > 0; node = OF_peer(node)) {
349 simplebus_add_device(sc->sc_base.dev, node, 0, NULL, -1, NULL);
357 FM_MURAM_Free(muram_handle);
362 fman_exception_callback(t_Handle app_handle, e_FmExceptions exception)
364 struct fman_softc *sc;
367 device_printf(sc->sc_base.dev, "FMan exception occurred.\n");
371 fman_error_callback(t_Handle app_handle, e_FmPortType port_type,
372 uint8_t port_id, uint64_t addr, uint8_t tnum, uint16_t liodn)
374 struct fman_softc *sc;
377 device_printf(sc->sc_base.dev, "FMan error occurred.\n");
383 * @group FMan driver interface.
388 fman_get_handle(device_t dev, t_Handle *fmh)
390 struct fman_softc *sc = device_get_softc(dev);
392 *fmh = sc->fm_handle;
398 fman_get_muram_handle(device_t dev, t_Handle *muramh)
400 struct fman_softc *sc = device_get_softc(dev);
402 *muramh = sc->muram_handle;
408 fman_get_bushandle(device_t dev, vm_offset_t *fm_base)
410 struct fman_softc *sc = device_get_softc(dev);
412 *fm_base = rman_get_bushandle(sc->mem_res);
418 fman_attach(device_t dev)
420 struct fman_softc *sc;
421 struct fman_config cfg;
422 pcell_t qchan_range[2];
425 sc = device_get_softc(dev);
426 sc->sc_base.dev = dev;
428 /* Check if MallocSmart allocator is ready */
429 if (XX_MallocSmartInit() != E_OK) {
430 device_printf(dev, "could not initialize smart allocator.\n");
434 node = ofw_bus_get_node(dev);
435 if (OF_getencprop(node, "fsl,qman-channel-range", qchan_range,
436 sizeof(qchan_range)) <= 0) {
437 device_printf(dev, "Missing QMan channel range property!\n");
440 sc->qman_chan_base = qchan_range[0];
441 sc->qman_chan_count = qchan_range[1];
443 sc->mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &sc->mem_rid,
444 RF_ACTIVE | RF_SHAREABLE);
446 device_printf(dev, "could not allocate memory.\n");
451 sc->irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irq_rid,
454 device_printf(dev, "could not allocate interrupt.\n");
459 sc->err_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ,
460 &sc->err_irq_rid, RF_ACTIVE | RF_SHAREABLE);
461 if (!sc->err_irq_res) {
462 device_printf(dev, "could not allocate error interrupt.\n");
466 /* Set FMan configuration */
467 cfg.fman_device = dev;
468 cfg.fm_id = device_get_unit(dev);
469 cfg.mem_base_addr = rman_get_bushandle(sc->mem_res);
470 cfg.irq_num = (uintptr_t)sc->irq_res;
471 cfg.err_irq_num = (uintptr_t)sc->err_irq_res;
472 cfg.exception_callback = fman_exception_callback;
473 cfg.bus_error_callback = fman_error_callback;
475 sc->fm_handle = fman_init(sc, &cfg);
476 if (sc->fm_handle == NULL) {
477 device_printf(dev, "could not be configured\n");
481 return (bus_generic_attach(dev));
489 fman_detach(device_t dev)
491 struct fman_softc *sc;
493 sc = device_get_softc(dev);
495 if (sc->muram_handle) {
496 FM_MURAM_Free(sc->muram_handle);
500 FM_Free(sc->fm_handle);
504 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid,
509 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid,
514 bus_release_resource(dev, SYS_RES_IRQ, sc->err_irq_rid,
522 fman_suspend(device_t dev)
529 fman_resume_dev(device_t dev)
536 fman_shutdown(device_t dev)
543 fman_qman_channel_id(device_t dev, int port)
545 struct fman_softc *sc;
546 int qman_port_id[] = {0x31, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e,
547 0x2f, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07};
550 sc = device_get_softc(dev);
551 for (i = 0; i < sc->qman_chan_count; i++) {
552 if (qman_port_id[i] == port)
553 return (sc->qman_chan_base + i);