Ejemplo n.º 1
0
/* initialize the sdio core */
void
si_sdio_init(si_t *sih)
{
	si_info_t *sii = SI_INFO(sih);

	if (((sih->buscoretype == PCMCIA_CORE_ID) && (sih->buscorerev >= 8)) ||
	    (sih->buscoretype == SDIOD_CORE_ID)) {
		uint idx;
		sdpcmd_regs_t *sdpregs;

		/* get the current core index */
		idx = sii->curidx;
		ASSERT(idx == si_findcoreidx(sih, D11_CORE_ID, 0));

		/* switch to sdio core */
		if (!(sdpregs = (sdpcmd_regs_t *)si_setcore(sih, PCMCIA_CORE_ID, 0)))
			sdpregs = (sdpcmd_regs_t *)si_setcore(sih, SDIOD_CORE_ID, 0);
		ASSERT(sdpregs);

		SI_MSG(("si_sdio_init: For PCMCIA/SDIO Corerev %d, enable ints from core %d "
		        "through SD core %d (%p)\n",
		        sih->buscorerev, idx, sii->curidx, sdpregs));

		/* enable backplane error and core interrupts */
		W_REG(sii->osh, &sdpregs->hostintmask, I_SBINT);
		W_REG(sii->osh, &sdpregs->sbintmask, (I_SB_SERR | I_SB_RESPERR | (1 << idx)));

		/* switch back to previous core */
		si_setcoreidx(sih, idx);
	}

	/* enable interrupts */
	bcmsdh_intr_enable(sii->sdh);

}
Ejemplo n.º 2
0
/* generic kernel variant of si_attach() */
si_t *
si_kattach(osl_t *osh)
{
	static bool ksii_attached = FALSE;

	if (!ksii_attached) {
		void *regs = REG_MAP(SI_ENUM_BASE, SI_CORE_SIZE);

		if (si_doattach(&ksii, BCM4710_DEVICE_ID, osh, regs,
		                SI_BUS, NULL,
		                osh != SI_OSH ? &ksii.vars : NULL,
		                osh != SI_OSH ? &ksii.varsz : NULL) == NULL) {
			if (NULL != ksii.common_info)
				MFREE(osh, ksii.common_info, sizeof(si_common_info_t));
			SI_ERROR(("si_kattach: si_doattach failed\n"));
			REG_UNMAP(regs);
			return NULL;
		}
		REG_UNMAP(regs);

		/* save ticks normalized to ms for si_watchdog_ms() */
		if (PMUCTL_ENAB(&ksii.pub)) {
			/* based on 32KHz ILP clock */
			wd_msticks = 32;
		} else {
			wd_msticks = ALP_CLOCK / 1000;
		}

		ksii_attached = TRUE;
		SI_MSG(("si_kattach done. ccrev = %d, wd_msticks = %d\n",
		        ksii.pub.ccrev, wd_msticks));
	}

	return &ksii.pub;
}
Ejemplo n.º 3
0
static uint _sb_scan(si_info_t *sii, u32 sba, void *regs, uint bus, u32 sbba,
		     uint numcores)
{
	uint next;
	uint ncc = 0;
	uint i;

	if (bus >= SB_MAXBUSES) {
		SI_ERROR(("_sb_scan: bus 0x%08x at level %d is too deep to "
			"scan\n", sbba, bus));
		return 0;
	}
	SI_MSG(("_sb_scan: scan bus 0x%08x assume %u cores\n",
		sbba, numcores));

	/* Scan all cores on the bus starting from core 0.
	 * Core addresses must be contiguous on each bus.
	 */
	for (i = 0, next = sii->numcores;
	     i < numcores && next < SB_BUS_MAXCORES; i++, next++) {
		sii->coresba[next] = sbba + (i * SI_CORE_SIZE);

		/* change core to 'next' and read its coreid */
		sii->curmap = _sb_setcoreidx(sii, next);
		sii->curidx = next;

		sii->coreid[next] = sb_coreid(&sii->pub);

		/* core specific processing... */
		/* chipc provides # cores */
		if (sii->coreid[next] == CC_CORE_ID) {
			chipcregs_t *cc = (chipcregs_t *) sii->curmap;
			u32 ccrev = sb_corerev(&sii->pub);

			/* determine numcores - this is the
				 total # cores in the chip */
			if (((ccrev == 4) || (ccrev >= 6)))
				numcores =
				    (R_REG(sii->osh, &cc->chipid) & CID_CC_MASK)
				    >> CID_CC_SHIFT;
			else {
				/* Older chips */
				SI_ERROR(("sb_chip2numcores: unsupported chip "
						  "0x%x\n", sii->pub.chip));
				ASSERT(0);
				numcores = 1;
			}

			SI_VMSG(("_sb_scan: %u cores in the chip %s\n",
			numcores, sii->pub.issim ? "QT" : ""));
		}
Ejemplo n.º 4
0
static si_info_t *
si_doattach(si_info_t *sii, uint devid, osl_t *osh, void *regs,
                       uint bustype, void *sdh, char **vars, uint *varsz)
{
	struct si_pub *sih = &sii->pub;
	uint32 w, savewin;
	chipcregs_t *cc;
	char *pvars = NULL;
	uint origidx;

	ASSERT(GOODREGS(regs));

	bzero((uchar*)sii, sizeof(si_info_t));


	{
		if (NULL == (common_info_alloced = (void *)MALLOC(osh, sizeof(si_common_info_t)))) {
			SI_ERROR(("si_doattach: malloc failed! malloced %dbytes\n", MALLOCED(osh)));
			return (NULL);
		}
		bzero((uchar*)(common_info_alloced), sizeof(si_common_info_t));
	}
	sii->common_info = (si_common_info_t *)common_info_alloced;
	sii->common_info->attach_count++;

	savewin = 0;

	sih->buscoreidx = BADIDX;

	sii->curmap = regs;
	sii->sdh = sdh;
	sii->osh = osh;


	/* find Chipcommon address */
	if (bustype == PCI_BUS) {
		savewin = OSL_PCI_READ_CONFIG(sii->osh, PCI_BAR0_WIN, sizeof(uint32));
		if (!GOODCOREADDR(savewin, SI_ENUM_BASE))
			savewin = SI_ENUM_BASE;
		OSL_PCI_WRITE_CONFIG(sii->osh, PCI_BAR0_WIN, 4, SI_ENUM_BASE);
		cc = (chipcregs_t *)regs;
	} else
	if ((bustype == SDIO_BUS) || (bustype == SPI_BUS)) {
		cc = (chipcregs_t *)sii->curmap;
	} else {
		cc = (chipcregs_t *)REG_MAP(SI_ENUM_BASE, SI_CORE_SIZE);
	}

	sih->bustype = bustype;
	if (bustype != BUSTYPE(bustype)) {
		SI_ERROR(("si_doattach: bus type %d does not match configured bus type %d\n",
			bustype, BUSTYPE(bustype)));
		return NULL;
	}

	/* bus/core/clk setup for register access */
	if (!si_buscore_prep(sii, bustype, devid, sdh)) {
		SI_ERROR(("si_doattach: si_core_clk_prep failed %d\n", bustype));
		return NULL;
	}

	/* ChipID recognition.
	 *   We assume we can read chipid at offset 0 from the regs arg.
	 *   If we add other chiptypes (or if we need to support old sdio hosts w/o chipcommon),
	 *   some way of recognizing them needs to be added here.
	 */
	w = R_REG(osh, &cc->chipid);
	sih->socitype = (w & CID_TYPE_MASK) >> CID_TYPE_SHIFT;
	/* Might as wll fill in chip id rev & pkg */
	sih->chip = w & CID_ID_MASK;
	sih->chiprev = (w & CID_REV_MASK) >> CID_REV_SHIFT;
	sih->chippkg = (w & CID_PKG_MASK) >> CID_PKG_SHIFT;
	if ((CHIPID(sih->chip) == BCM4329_CHIP_ID) && (sih->chippkg != BCM4329_289PIN_PKG_ID))
		sih->chippkg = BCM4329_182PIN_PKG_ID;
	sih->issim = IS_SIM(sih->chippkg);

	/* scan for cores */
	if (CHIPTYPE(sii->pub.socitype) == SOCI_SB) {
		SI_MSG(("Found chip type SB (0x%08x)\n", w));
		sb_scan(&sii->pub, regs, devid);
	} else if (CHIPTYPE(sii->pub.socitype) == SOCI_AI) {
		SI_MSG(("Found chip type AI (0x%08x)\n", w));
		/* pass chipc address instead of original core base */
		ai_scan(&sii->pub, (void *)cc, devid);
	} else {
		SI_ERROR(("Found chip of unkown type (0x%08x)\n", w));
		return NULL;
	}
	/* no cores found, bail out */
	if (sii->numcores == 0) {
		SI_ERROR(("si_doattach: could not find any cores\n"));
		return NULL;
	}
	/* bus/core/clk setup */
	origidx = SI_CC_IDX;
	if (!si_buscore_setup(sii, cc, bustype, savewin, &origidx, regs)) {
		SI_ERROR(("si_doattach: si_buscore_setup failed\n"));
		return NULL;
	}

	pvars = NULL;



		if (sii->pub.ccrev >= 20) {
			cc = (chipcregs_t *)si_setcore(sih, CC_CORE_ID, 0);
			W_REG(osh, &cc->gpiopullup, 0);
			W_REG(osh, &cc->gpiopulldown, 0);
			si_setcoreidx(sih, origidx);
		}

		/* Skip PMU initialization from the Dongle Host.
		 * Firmware will take care of it when it comes up.
		 */



	return (sii);
}
Ejemplo n.º 5
0
static bool
si_buscore_setup(si_info_t *sii, chipcregs_t *cc, uint bustype, uint32 savewin,
	uint *origidx, void *regs)
{
	bool pci, pcie;
	uint i;
	uint pciidx, pcieidx, pcirev, pcierev;

	cc = si_setcoreidx(&sii->pub, SI_CC_IDX);
	ASSERT((uintptr)cc);

	/* get chipcommon rev */
	sii->pub.ccrev = (int)si_corerev(&sii->pub);

	/* get chipcommon chipstatus */
	if (sii->pub.ccrev >= 11)
		sii->pub.chipst = R_REG(sii->osh, &cc->chipstatus);

	/* get chipcommon capabilites */
	sii->pub.cccaps = R_REG(sii->osh, &cc->capabilities);

	/* get pmu rev and caps */
	if (sii->pub.cccaps & CC_CAP_PMU) {
		sii->pub.pmucaps = R_REG(sii->osh, &cc->pmucapabilities);
		sii->pub.pmurev = sii->pub.pmucaps & PCAP_REV_MASK;
	}

	SI_MSG(("Chipc: rev %d, caps 0x%x, chipst 0x%x pmurev %d, pmucaps 0x%x\n",
		sii->pub.ccrev, sii->pub.cccaps, sii->pub.chipst, sii->pub.pmurev,
		sii->pub.pmucaps));

	/* figure out bus/orignal core idx */
	sii->pub.buscoretype = NODEV_CORE_ID;
	sii->pub.buscorerev = NOREV;
	sii->pub.buscoreidx = BADIDX;

	pci = pcie = FALSE;
	pcirev = pcierev = NOREV;
	pciidx = pcieidx = BADIDX;

	for (i = 0; i < sii->numcores; i++) {
		uint cid, crev;

		si_setcoreidx(&sii->pub, i);
		cid = si_coreid(&sii->pub);
		crev = si_corerev(&sii->pub);

		/* Display cores found */
		SI_MSG(("CORE[%d]: id 0x%x rev %d base 0x%x regs 0x%p\n",
		        i, cid, crev, sii->common_info->coresba[i], sii->common_info->regs[i]));

		if (BUSTYPE(bustype) == PCI_BUS) {
			if (cid == PCI_CORE_ID) {
				pciidx = i;
				pcirev = crev;
				pci = TRUE;
			} else if (cid == PCIE_CORE_ID) {
				pcieidx = i;
				pcierev = crev;
				pcie = TRUE;
			}
		} else if ((BUSTYPE(bustype) == PCMCIA_BUS) &&
		           (cid == PCMCIA_CORE_ID)) {
			sii->pub.buscorerev = crev;
			sii->pub.buscoretype = cid;
			sii->pub.buscoreidx = i;
		}
		else if (((BUSTYPE(bustype) == SDIO_BUS) ||
		          (BUSTYPE(bustype) == SPI_BUS)) &&
		         ((cid == PCMCIA_CORE_ID) ||
		          (cid == SDIOD_CORE_ID))) {
			sii->pub.buscorerev = crev;
			sii->pub.buscoretype = cid;
			sii->pub.buscoreidx = i;
		}

		/* find the core idx before entering this func. */
		if ((savewin && (savewin == sii->common_info->coresba[i])) ||
		    (regs == sii->common_info->regs[i]))
			*origidx = i;
	}


	SI_MSG(("Buscore id/type/rev %d/0x%x/%d\n", sii->pub.buscoreidx, sii->pub.buscoretype,
		sii->pub.buscorerev));

	if (BUSTYPE(sii->pub.bustype) == SI_BUS && (CHIPID(sii->pub.chip) == BCM4712_CHIP_ID) &&
	    (sii->pub.chippkg != BCM4712LARGE_PKG_ID) && (sii->pub.chiprev <= 3))
		OR_REG(sii->osh, &cc->slow_clk_ctl, SCC_SS_XTAL);


	/* Make sure any on-chip ARM is off (in case strapping is wrong), or downloaded code was
	 * already running.
	 */
	if ((BUSTYPE(bustype) == SDIO_BUS) || (BUSTYPE(bustype) == SPI_BUS)) {
		if (si_setcore(&sii->pub, ARM7S_CORE_ID, 0) ||
		    si_setcore(&sii->pub, ARMCM3_CORE_ID, 0))
			si_core_disable(&sii->pub, 0);
	}

	/* return to the original core */
	si_setcoreidx(&sii->pub, *origidx);

	return TRUE;
}
Ejemplo n.º 6
0
static bool
si_buscore_setup(si_info_t *sii, chipcregs_t *cc, uint bustype, uint32 savewin,
	uint *origidx, void *regs)
{
	bool pci, pcie, pcie_gen2 = FALSE;
	uint i;
	uint pciidx, pcieidx, pcirev, pcierev;

	cc = si_setcoreidx(&sii->pub, SI_CC_IDX);
	ASSERT((uintptr)cc);

	/* get chipcommon rev */
	sii->pub.ccrev = (int)si_corerev(&sii->pub);

	/* get chipcommon chipstatus */
	if (sii->pub.ccrev >= 11)
		sii->pub.chipst = R_REG(sii->osh, &cc->chipstatus);

	/* get chipcommon capabilites */
	sii->pub.cccaps = R_REG(sii->osh, &cc->capabilities);
	/* get chipcommon extended capabilities */

	if (sii->pub.ccrev >= 35)
		sii->pub.cccaps_ext = R_REG(sii->osh, &cc->capabilities_ext);

	/* get pmu rev and caps */
	if (sii->pub.cccaps & CC_CAP_PMU) {
		sii->pub.pmucaps = R_REG(sii->osh, &cc->pmucapabilities);
		sii->pub.pmurev = sii->pub.pmucaps & PCAP_REV_MASK;
	}

	SI_MSG(("Chipc: rev %d, caps 0x%x, chipst 0x%x pmurev %d, pmucaps 0x%x\n",
		sii->pub.ccrev, sii->pub.cccaps, sii->pub.chipst, sii->pub.pmurev,
		sii->pub.pmucaps));

	/* figure out bus/orignal core idx */
	sii->pub.buscoretype = NODEV_CORE_ID;
	sii->pub.buscorerev = (uint)NOREV;
	sii->pub.buscoreidx = BADIDX;

	pci = pcie = FALSE;
	pcirev = pcierev = (uint)NOREV;
	pciidx = pcieidx = BADIDX;

	for (i = 0; i < sii->numcores; i++) {
		uint cid, crev;

		si_setcoreidx(&sii->pub, i);
		cid = si_coreid(&sii->pub);
		crev = si_corerev(&sii->pub);

		/* Display cores found */
		SI_VMSG(("CORE[%d]: id 0x%x rev %d base 0x%x regs 0x%p\n",
		        i, cid, crev, sii->coresba[i], sii->regs[i]));

		if (BUSTYPE(bustype) == PCI_BUS) {
			if (cid == PCI_CORE_ID) {
				pciidx = i;
				pcirev = crev;
				pci = TRUE;
			} else if ((cid == PCIE_CORE_ID) || (cid == PCIE2_CORE_ID)) {
				pcieidx = i;
				pcierev = crev;
				pcie = TRUE;
				if (cid == PCIE2_CORE_ID)
					pcie_gen2 = TRUE;
			}
		} else if ((BUSTYPE(bustype) == PCMCIA_BUS) &&
		           (cid == PCMCIA_CORE_ID)) {
			sii->pub.buscorerev = crev;
			sii->pub.buscoretype = cid;
			sii->pub.buscoreidx = i;
		}
		else if (((BUSTYPE(bustype) == SDIO_BUS) ||
		          (BUSTYPE(bustype) == SPI_BUS)) &&
		         ((cid == PCMCIA_CORE_ID) ||
		          (cid == SDIOD_CORE_ID))) {
			sii->pub.buscorerev = crev;
			sii->pub.buscoretype = cid;
			sii->pub.buscoreidx = i;
		}

		/* find the core idx before entering this func. */
		if ((savewin && (savewin == sii->coresba[i])) ||
		    (regs == sii->regs[i]))
			*origidx = i;
	}

	if (pci) {
		sii->pub.buscoretype = PCI_CORE_ID;
		sii->pub.buscorerev = pcirev;
		sii->pub.buscoreidx = pciidx;
	} else if (pcie) {
		if (pcie_gen2)
			sii->pub.buscoretype = PCIE2_C