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);
90 static struct fman_softc *fm_sc = NULL;
93 fman_activate_resource(device_t bus, device_t child, int type, int rid,
96 struct fman_softc *sc;
98 bus_space_handle_t bh;
101 sc = device_get_softc(bus);
102 if (type != SYS_RES_IRQ) {
103 for (i = 0; i < sc->sc_base.nranges; i++) {
104 if (rman_is_region_manager(res, &sc->rman) != 0) {
105 bt = rman_get_bustag(sc->mem_res);
106 rv = bus_space_subregion(bt,
107 rman_get_bushandle(sc->mem_res),
108 rman_get_start(res) -
109 rman_get_start(sc->mem_res),
110 rman_get_size(res), &bh);
113 rman_set_bustag(res, bt);
114 rman_set_bushandle(res, bh);
115 return (rman_activate_resource(res));
120 return (bus_generic_activate_resource(bus, child, type, rid, res));
124 fman_release_resource(device_t bus, device_t child, int type, int rid,
125 struct resource *res)
127 struct fman_softc *sc;
128 struct resource_list *rl;
129 struct resource_list_entry *rle;
132 passthrough = (device_get_parent(child) != bus);
133 rl = BUS_GET_RESOURCE_LIST(bus, child);
134 sc = device_get_softc(bus);
135 if (type != SYS_RES_IRQ) {
136 if ((rman_get_flags(res) & RF_ACTIVE) != 0 ){
137 rv = bus_deactivate_resource(child, type, rid, res);
141 rv = rman_release_resource(res);
145 rle = resource_list_find(rl, type, rid);
147 ("%s: resource entry not found!", __func__));
148 KASSERT(rle->res != NULL,
149 ("%s: resource entry is not busy", __func__));
154 return (resource_list_release(rl, bus, child, type, rid, res));
158 fman_alloc_resource(device_t bus, device_t child, int type, int *rid,
159 rman_res_t start, rman_res_t end, rman_res_t count, u_int flags)
161 struct fman_softc *sc;
162 struct resource_list *rl;
163 struct resource_list_entry *rle = NULL;
164 struct resource *res;
165 int i, isdefault, passthrough;
167 isdefault = RMAN_IS_DEFAULT_RANGE(start, end);
168 passthrough = (device_get_parent(child) != bus);
169 sc = device_get_softc(bus);
170 rl = BUS_GET_RESOURCE_LIST(bus, child);
173 KASSERT(!(isdefault && passthrough),
174 ("%s: passthrough of default allocation", __func__));
176 rle = resource_list_find(rl, type, *rid);
179 KASSERT(rle->res == NULL,
180 ("%s: resource entry is busy", __func__));
183 count = ulmax(count, rle->count);
184 end = ulmax(rle->end, start + count - 1);
189 /* Map fman ranges to nexus ranges. */
190 for (i = 0; i < sc->sc_base.nranges; i++) {
191 if (start >= sc->sc_base.ranges[i].bus && end <
192 sc->sc_base.ranges[i].bus + sc->sc_base.ranges[i].size) {
193 start += rman_get_start(sc->mem_res);
194 end += rman_get_start(sc->mem_res);
195 res = rman_reserve_resource(&sc->rman, start,
196 end, count, flags & ~RF_ACTIVE, child);
199 rman_set_rid(res, *rid);
200 if ((flags & RF_ACTIVE) != 0 && bus_activate_resource(
201 child, type, *rid, res) != 0) {
202 rman_release_resource(res);
212 return (resource_list_alloc(rl, bus, child, type, rid, start,
219 fman_fill_ranges(phandle_t node, struct simplebus_softc *sc)
221 int host_address_cells;
223 ssize_t nbase_ranges;
227 err = OF_searchencprop(OF_parent(node), "#address-cells",
228 &host_address_cells, sizeof(host_address_cells));
232 nbase_ranges = OF_getproplen(node, "ranges");
233 if (nbase_ranges < 0)
235 sc->nranges = nbase_ranges / sizeof(cell_t) /
236 (sc->acells + host_address_cells + sc->scells);
237 if (sc->nranges == 0)
240 sc->ranges = malloc(sc->nranges * sizeof(sc->ranges[0]),
242 base_ranges = malloc(nbase_ranges, M_DEVBUF, M_WAITOK);
243 OF_getencprop(node, "ranges", base_ranges, nbase_ranges);
245 for (i = 0, j = 0; i < sc->nranges; i++) {
246 sc->ranges[i].bus = 0;
247 for (k = 0; k < sc->acells; k++) {
248 sc->ranges[i].bus <<= 32;
249 sc->ranges[i].bus |= base_ranges[j++];
251 sc->ranges[i].host = 0;
252 for (k = 0; k < host_address_cells; k++) {
253 sc->ranges[i].host <<= 32;
254 sc->ranges[i].host |= base_ranges[j++];
256 sc->ranges[i].size = 0;
257 for (k = 0; k < sc->scells; k++) {
258 sc->ranges[i].size <<= 32;
259 sc->ranges[i].size |= base_ranges[j++];
263 free(base_ranges, M_DEVBUF);
264 return (sc->nranges);
268 fman_init(struct fman_softc *sc, struct fman_config *cfg)
271 t_FmParams fm_params;
272 t_Handle muram_handle, fm_handle;
274 t_FmRevisionInfo revision_info;
278 /* MURAM configuration */
279 muram_handle = FM_MURAM_ConfigAndInit(cfg->mem_base_addr +
280 FMAN_MURAM_OFF, FMAN_MURAM_SIZE);
281 if (muram_handle == NULL) {
282 device_printf(cfg->fman_device, "couldn't init FM MURAM module"
286 sc->muram_handle = muram_handle;
288 /* Fill in FM configuration */
289 fm_params.fmId = cfg->fm_id;
290 /* XXX we support only one partition thus each fman has master id */
291 fm_params.guestId = NCSW_MASTER_ID;
293 fm_params.baseAddr = cfg->mem_base_addr;
294 fm_params.h_FmMuram = muram_handle;
296 /* Get FMan clock in Hz */
297 if ((tmp = fman_get_clock(sc)) == 0)
300 /* Convert FMan clock to MHz */
301 clock = (uint16_t)(tmp / 1000000);
307 fm_params.fmClkFreq = clock;
308 fm_params.f_Exception = cfg->exception_callback;
309 fm_params.f_BusError = cfg->bus_error_callback;
310 fm_params.h_App = cfg->fman_device;
311 fm_params.irq = cfg->irq_num;
312 fm_params.errIrq = cfg->err_irq_num;
314 fm_params.firmware.size = fman_firmware_size;
315 fm_params.firmware.p_Code = (uint32_t*)fman_firmware;
317 fm_handle = FM_Config(&fm_params);
318 if (fm_handle == NULL) {
319 device_printf(cfg->fman_device, "couldn't configure FM "
324 FM_ConfigResetOnInit(fm_handle, TRUE);
326 error = FM_Init(fm_handle);
328 device_printf(cfg->fman_device, "couldn't init FM module\n");
332 error = FM_GetRevision(fm_handle, &revision_info);
334 device_printf(cfg->fman_device, "couldn't get FM revision\n");
338 device_printf(cfg->fman_device, "Hardware version: %d.%d.\n",
339 revision_info.majorRev, revision_info.minorRev);
341 /* Initialize the simplebus part of things */
342 simplebus_init(sc->sc_base.dev, 0);
344 node = ofw_bus_get_node(sc->sc_base.dev);
345 fman_fill_ranges(node, &sc->sc_base);
346 sc->rman.rm_type = RMAN_ARRAY;
347 sc->rman.rm_descr = "FMan range";
348 rman_init_from_resource(&sc->rman, sc->mem_res);
349 for (node = OF_child(node); node > 0; node = OF_peer(node)) {
350 simplebus_add_device(sc->sc_base.dev, node, 0, NULL, -1, NULL);
358 FM_MURAM_Free(muram_handle);
363 fman_exception_callback(t_Handle app_handle, e_FmExceptions exception)
365 struct fman_softc *sc;
368 device_printf(sc->sc_base.dev, "FMan exception occurred.\n");
372 fman_error_callback(t_Handle app_handle, e_FmPortType port_type,
373 uint8_t port_id, uint64_t addr, uint8_t tnum, uint16_t liodn)
375 struct fman_softc *sc;
378 device_printf(sc->sc_base.dev, "FMan error occurred.\n");
384 * @group FMan driver interface.
389 fman_get_handle(t_Handle *fmh)
395 *fmh = fm_sc->fm_handle;
401 fman_get_muram_handle(t_Handle *muramh)
407 *muramh = fm_sc->muram_handle;
413 fman_get_bushandle(vm_offset_t *fm_base)
419 *fm_base = rman_get_bushandle(fm_sc->mem_res);
425 fman_get_dev(device_t *fm_dev)
431 *fm_dev = fm_sc->sc_base.dev;
437 fman_attach(device_t dev)
439 struct fman_softc *sc;
440 struct fman_config cfg;
441 pcell_t qchan_range[2];
444 sc = device_get_softc(dev);
445 sc->sc_base.dev = dev;
448 /* Check if MallocSmart allocator is ready */
449 if (XX_MallocSmartInit() != E_OK) {
450 device_printf(dev, "could not initialize smart allocator.\n");
454 node = ofw_bus_get_node(dev);
455 if (OF_getencprop(node, "fsl,qman-channel-range", qchan_range,
456 sizeof(qchan_range)) <= 0) {
457 device_printf(dev, "Missing QMan channel range property!\n");
460 sc->qman_chan_base = qchan_range[0];
461 sc->qman_chan_count = qchan_range[1];
463 sc->mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &sc->mem_rid,
464 RF_ACTIVE | RF_SHAREABLE);
466 device_printf(dev, "could not allocate memory.\n");
471 sc->irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irq_rid,
474 device_printf(dev, "could not allocate interrupt.\n");
479 * XXX: Fix FMan interrupt. This is workaround for the issue with
480 * interrupts directed to multiple CPUs by the interrupts subsystem.
481 * Workaround is to bind the interrupt to only one CPU0.
483 XX_FmanFixIntr(rman_get_start(sc->irq_res));
486 sc->err_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ,
487 &sc->err_irq_rid, RF_ACTIVE | RF_SHAREABLE);
488 if (!sc->err_irq_res) {
489 device_printf(dev, "could not allocate error interrupt.\n");
493 /* Set FMan configuration */
494 cfg.fman_device = dev;
495 cfg.fm_id = device_get_unit(dev);
496 cfg.mem_base_addr = rman_get_bushandle(sc->mem_res);
497 cfg.irq_num = (uintptr_t)sc->irq_res;
498 cfg.err_irq_num = (uintptr_t)sc->err_irq_res;
499 cfg.exception_callback = fman_exception_callback;
500 cfg.bus_error_callback = fman_error_callback;
502 sc->fm_handle = fman_init(sc, &cfg);
503 if (sc->fm_handle == NULL) {
504 device_printf(dev, "could not be configured\n");
508 return (bus_generic_attach(dev));
516 fman_detach(device_t dev)
518 struct fman_softc *sc;
520 sc = device_get_softc(dev);
522 if (sc->muram_handle) {
523 FM_MURAM_Free(sc->muram_handle);
527 FM_Free(sc->fm_handle);
531 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid,
536 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid,
541 bus_release_resource(dev, SYS_RES_IRQ, sc->err_irq_rid,
549 fman_suspend(device_t dev)
556 fman_resume_dev(device_t dev)
563 fman_shutdown(device_t dev)
570 fman_qman_channel_id(device_t dev, int port)
572 struct fman_softc *sc;
573 int qman_port_id[] = {0x31, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e,
574 0x2f, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07};
577 sc = device_get_softc(dev);
578 for (i = 0; i < sc->qman_chan_count; i++) {
579 if (qman_port_id[i] == port)
580 return (sc->qman_chan_base + i);