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/fdt_common.h>
39 #include <dev/fdt/simplebus.h>
40 #include <dev/ofw/ofw_bus.h>
41 #include <dev/ofw/ofw_bus_subr.h>
43 #include "opt_platform.h"
45 #include <contrib/ncsw/inc/Peripherals/fm_ext.h>
46 #include <contrib/ncsw/inc/Peripherals/fm_muram_ext.h>
47 #include <contrib/ncsw/inc/ncsw_ext.h>
48 #include <contrib/ncsw/integrations/fman_ucode.h>
54 * @group FMan private defines.
62 enum fman_mu_ram_map {
64 FMAN_MURAM_SIZE = 0x28000
69 uintptr_t mem_base_addr;
71 uintptr_t err_irq_num;
73 t_FmExceptionsCallback *exception_callback;
74 t_FmBusErrorCallback *bus_error_callback;
78 * @group FMan private methods/members.
82 * Frame Manager firmware.
83 * We use the same firmware for both P3041 and P2041 devices.
85 const uint32_t fman_firmware[] = FMAN_UC_IMG;
86 const uint32_t fman_firmware_size = sizeof(fman_firmware);
87 static struct fman_softc *fm_sc = NULL;
90 fman_init(struct fman_softc *sc, struct fman_config *cfg)
92 struct ofw_bus_devinfo obd;
95 t_Handle muram_handle, fm_handle;
97 t_FmRevisionInfo revision_info;
101 /* MURAM configuration */
102 muram_handle = FM_MURAM_ConfigAndInit(cfg->mem_base_addr +
103 FMAN_MURAM_OFF, FMAN_MURAM_SIZE);
104 if (muram_handle == NULL) {
105 device_printf(cfg->fman_device, "couldn't init FM MURAM module"
109 sc->muram_handle = muram_handle;
111 /* Fill in FM configuration */
112 fm_params.fmId = cfg->fm_id;
113 /* XXX we support only one partition thus each fman has master id */
114 fm_params.guestId = NCSW_MASTER_ID;
116 fm_params.baseAddr = cfg->mem_base_addr;
117 fm_params.h_FmMuram = muram_handle;
119 /* Get FMan clock in Hz */
120 if ((tmp = fman_get_clock(sc)) == 0)
123 /* Convert FMan clock to MHz */
124 clock = (uint16_t)(tmp / 1000000);
130 fm_params.fmClkFreq = clock;
131 fm_params.f_Exception = cfg->exception_callback;
132 fm_params.f_BusError = cfg->bus_error_callback;
133 fm_params.h_App = cfg->fman_device;
134 fm_params.irq = cfg->irq_num;
135 fm_params.errIrq = cfg->err_irq_num;
137 fm_params.firmware.size = fman_firmware_size;
138 fm_params.firmware.p_Code = (uint32_t*)fman_firmware;
140 fm_handle = FM_Config(&fm_params);
141 if (fm_handle == NULL) {
142 device_printf(cfg->fman_device, "couldn't configure FM "
147 FM_ConfigResetOnInit(fm_handle, TRUE);
149 error = FM_Init(fm_handle);
151 device_printf(cfg->fman_device, "couldn't init FM module\n");
155 error = FM_GetRevision(fm_handle, &revision_info);
157 device_printf(cfg->fman_device, "couldn't get FM revision\n");
161 device_printf(cfg->fman_device, "Hardware version: %d.%d.\n",
162 revision_info.majorRev, revision_info.minorRev);
164 /* Initialize the simplebus part of things */
165 simplebus_init(sc->sc_base.dev, 0);
167 node = ofw_bus_get_node(sc->sc_base.dev);
168 for (node = OF_child(node); node > 0; node = OF_peer(node)) {
169 if (ofw_bus_gen_setup_devinfo(&obd, node) != 0)
171 simplebus_add_device(sc->sc_base.dev, node, 0, NULL, -1, NULL);
179 FM_MURAM_Free(muram_handle);
184 fman_exception_callback(t_Handle app_handle, e_FmExceptions exception)
186 struct fman_softc *sc;
189 device_printf(sc->sc_base.dev, "FMan exception occurred.\n");
193 fman_error_callback(t_Handle app_handle, e_FmPortType port_type,
194 uint8_t port_id, uint64_t addr, uint8_t tnum, uint16_t liodn)
196 struct fman_softc *sc;
199 device_printf(sc->sc_base.dev, "FMan error occurred.\n");
205 * @group FMan driver interface.
210 fman_get_handle(t_Handle *fmh)
216 *fmh = fm_sc->fm_handle;
222 fman_get_muram_handle(t_Handle *muramh)
228 *muramh = fm_sc->muram_handle;
234 fman_get_bushandle(vm_offset_t *fm_base)
240 *fm_base = rman_get_bushandle(fm_sc->mem_res);
246 fman_get_dev(device_t *fm_dev)
252 *fm_dev = fm_sc->sc_base.dev;
258 fman_attach(device_t dev)
260 struct fman_softc *sc;
261 struct fman_config cfg;
263 sc = device_get_softc(dev);
264 sc->sc_base.dev = dev;
267 /* Check if MallocSmart allocator is ready */
268 if (XX_MallocSmartInit() != E_OK) {
269 device_printf(dev, "could not initialize smart allocator.\n");
276 sc->mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &sc->mem_rid,
277 RF_ACTIVE | RF_SHAREABLE);
279 device_printf(dev, "could not allocate memory.\n");
284 sc->irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irq_rid,
287 device_printf(dev, "could not allocate interrupt.\n");
292 * XXX: Fix FMan interrupt. This is workaround for the issue with
293 * interrupts directed to multiple CPUs by the interrupts subsystem.
294 * Workaround is to bind the interrupt to only one CPU0.
296 XX_FmanFixIntr(rman_get_start(sc->irq_res));
299 sc->err_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ,
300 &sc->err_irq_rid, RF_ACTIVE | RF_SHAREABLE);
301 if (!sc->err_irq_res) {
302 device_printf(dev, "could not allocate error interrupt.\n");
306 /* Set FMan configuration */
307 cfg.fman_device = dev;
308 cfg.fm_id = device_get_unit(dev);
309 cfg.mem_base_addr = rman_get_bushandle(sc->mem_res);
310 cfg.irq_num = (uintptr_t)sc->irq_res;
311 cfg.err_irq_num = (uintptr_t)sc->err_irq_res;
312 cfg.exception_callback = fman_exception_callback;
313 cfg.bus_error_callback = fman_error_callback;
315 sc->fm_handle = fman_init(sc, &cfg);
316 if (sc->fm_handle == NULL) {
317 device_printf(dev, "could not be configured\n");
321 return (bus_generic_attach(dev));
329 fman_detach(device_t dev)
331 struct fman_softc *sc;
333 sc = device_get_softc(dev);
335 if (sc->muram_handle) {
336 FM_MURAM_Free(sc->muram_handle);
340 FM_Free(sc->fm_handle);
344 bus_release_resource(dev, SYS_RES_MEMORY, sc->mem_rid,
349 bus_release_resource(dev, SYS_RES_IRQ, sc->irq_rid,
354 bus_release_resource(dev, SYS_RES_IRQ, sc->err_irq_rid,
362 fman_suspend(device_t dev)
369 fman_resume(device_t dev)
376 fman_shutdown(device_t dev)