Author: mav Date: Thu Mar 24 20:52:35 2016 New Revision: 297243 URL: https://svnweb.freebsd.org/changeset/base/297243
Log: Polish wbwd(4) driver and add more supported chips. MFC after: 1 month Modified: head/share/man/man4/wbwd.4 head/sys/amd64/conf/GENERIC.hints head/sys/dev/wbwd/wbwd.c head/sys/i386/conf/GENERIC.hints Modified: head/share/man/man4/wbwd.4 ============================================================================== --- head/share/man/man4/wbwd.4 Thu Mar 24 20:13:17 2016 (r297242) +++ head/share/man/man4/wbwd.4 Thu Mar 24 20:52:35 2016 (r297243) @@ -25,12 +25,12 @@ .\" .\" $FreeBSD$ .\" -.Dd December 28, 2012 +.Dd March 24, 2016 .Dt WBWD 4 .Os .Sh NAME .Nm wbwd -.Nd device driver for watchdog timer found on Winbond Super I/O chips +.Nd device driver for Winbond/Nuvoton Super I/O chips watchdog timer .Sh SYNOPSIS To compile this driver into the kernel, place the following line in your kernel configuration file: @@ -50,18 +50,51 @@ The driver provides .Xr watchdog 4 support for the watchdog interrupt timer present on at least the following -Winbond Super I/O chips: -.Pp +Super I/O chips: .Bl -bullet -compact .It -83627HF/F/HG/G Rev. G +Winbond 83627HF/F/HG/G +.It +Winbond 83627S +.It +Winbond 83697HF +.It +Winbond 83697UG +.It +Winbond 83637HF +.It +Winbond 83627THF +.It +Winbond 83687THF +.It +Winbond 83627EHF +.It +Winbond 83627DHG .It -83627HF/F/HG/G Rev. J +Winbond 83627UHG .It -83627HF/F/HG/G Rev. UD-A +Winbond 83667HG .It -83627DHG IC ver. 5 +Winbond 83627DHG-P +.It +Winbond 83667HG-B +.It +Nuvoton NCT6775 +.It +Nuvoton NCT6776 +.It +Nuvoton NCT6102 +.It +Nuvoton NCT6779 +.It +Nuvoton NCT6791 +.It +Nuvoton NCT6792 .El +.Pp +Driver may be forced to attach to unknown chips by adding to +.Pa /boot/device.hints : +.Cd hint.wbwd.0.at="isa" .Sh SYSCTL VARIABLES The .Nm Modified: head/sys/amd64/conf/GENERIC.hints ============================================================================== --- head/sys/amd64/conf/GENERIC.hints Thu Mar 24 20:13:17 2016 (r297242) +++ head/sys/amd64/conf/GENERIC.hints Thu Mar 24 20:52:35 2016 (r297243) @@ -30,6 +30,5 @@ hint.atrtc.0.irq="8" hint.attimer.0.at="isa" hint.attimer.0.port="0x40" hint.attimer.0.irq="0" -hint.wbwd.0.at="isa" hint.acpi_throttle.0.disabled="1" hint.p4tcc.0.disabled="1" Modified: head/sys/dev/wbwd/wbwd.c ============================================================================== --- head/sys/dev/wbwd/wbwd.c Thu Mar 24 20:13:17 2016 (r297242) +++ head/sys/dev/wbwd/wbwd.c Thu Mar 24 20:52:35 2016 (r297243) @@ -91,8 +91,11 @@ __FBSDID("$FreeBSD$"); #define WB_LDN8_CRF7_FORCE 0x20 /* 1: force timeout (self-clear) */ #define WB_LDN8_CRF7_TS 0x10 /* 0: counting, 1: fired */ #define WB_LDN8_CRF7_IRQS 0x0f /* irq source for watchdog, 2 == SMI */ -#define WB_LDN8_CRF7_CLEAR_MASK \ - (WB_LDN8_CRF7_MOUSE|WB_LDN8_CRF7_KEYB|WB_LDN8_CRF7_TS|WB_LDN8_CRF7_IRQS) + +enum chips { w83627hf, w83627s, w83697hf, w83697ug, w83637hf, w83627thf, + w83687thf, w83627ehf, w83627dhg, w83627uhg, w83667hg, + w83627dhg_p, w83667hg_b, nct6775, nct6776, nct6779, nct6791, + nct6792, nct6102 }; struct wb_softc { device_t dev; @@ -103,6 +106,10 @@ struct wb_softc { eventhandler_tag ev_tag; int (*ext_cfg_enter_f)(struct wb_softc *, u_short); void (*ext_cfg_exit_f)(struct wb_softc *, u_short); + enum chips chip; + uint8_t ctl_reg; + uint8_t time_reg; + uint8_t csr_reg; int debug_verbose; /* @@ -144,46 +151,104 @@ struct winbond_superio_cfg { }; struct winbond_vendor_device_id { - uint16_t vendor_id; uint8_t device_id; - uint8_t device_rev; + enum chips chip; const char * descr; } wb_devs[] = { { - .vendor_id = 0x5ca3, .device_id = 0x52, - .device_rev = 0x17, - .descr = "Winbond 83627HF/F/HG/G Rev. G", + .chip = w83627hf, + .descr = "Winbond 83627HF/F/HG/G", }, { - .vendor_id = 0x5ca3, - .device_id = 0x52, - .device_rev = 0x3a, - .descr = "Winbond 83627HF/F/HG/G Rev. J", + .device_id = 0x59, + .chip = w83627s, + .descr = "Winbond 83627S", }, { - .vendor_id = 0x5ca3, - .device_id = 0x52, - .device_rev = 0x41, - .descr = "Winbond 83627HF/F/HG/G Rev. UD-A", + .device_id = 0x60, + .chip = w83697hf, + .descr = "Winbond 83697HF", + }, + { + .device_id = 0x68, + .chip = w83697ug, + .descr = "Winbond 83697UG", + }, + { + .device_id = 0x70, + .chip = w83637hf, + .descr = "Winbond 83637HF", + }, + { + .device_id = 0x82, + .chip = w83627thf, + .descr = "Winbond 83627THF", + }, + { + .device_id = 0x85, + .chip = w83687thf, + .descr = "Winbond 83687THF", + }, + { + .device_id = 0x88, + .chip = w83627ehf, + .descr = "Winbond 83627EHF", }, { - .vendor_id = 0x5ca3, .device_id = 0xa0, - .device_rev = 0x25, - .descr = "Winbond 83627DHG IC ver. 5", + .chip = w83627dhg, + .descr = "Winbond 83627DHG", + }, + { + .device_id = 0xa2, + .chip = w83627uhg, + .descr = "Winbond 83627UHG", + }, + { + .device_id = 0xa5, + .chip = w83667hg, + .descr = "Winbond 83667HG", }, { - .vendor_id = 0x5ca3, .device_id = 0xb0, - .device_rev = 0x73, - .descr = "Winbond 83627DHG-P", + .chip = w83627dhg_p, + .descr = "Winbond 83627DHG-P", + }, + { + .device_id = 0xb3, + .chip = w83667hg_b, + .descr = "Winbond 83667HG-B", + }, + { + .device_id = 0xb4, + .chip = nct6775, + .descr = "Nuvoton NCT6775", }, { - .vendor_id = 0x5ca3, .device_id = 0xc3, - .device_rev = 0x33, - .descr = "Nuvoton WPCM450RA0BX", + .chip = nct6776, + .descr = "Nuvoton NCT6776", + }, + { + .device_id = 0xc4, + .chip = nct6102, + .descr = "Nuvoton NCT6102", + }, + { + .device_id = 0xc5, + .chip = nct6779, + .descr = "Nuvoton NCT6779", + }, + { + .device_id = 0xc8, + .chip = nct6791, + .descr = "Nuvoton NCT6791", + }, + { + .device_id = 0xc9, + .chip = nct6792, + .descr = "Nuvoton NCT6792", }, }; @@ -231,6 +296,22 @@ read_efdr_1(struct wb_softc *sc, u_short return (inb(baseport + 1)); } +static void +write_reg(struct wb_softc *sc, uint8_t reg, uint8_t value) +{ + + write_efir_1(sc, 0, reg); + write_efdr_1(sc, 0, value); +} + +static uint8_t +read_reg(struct wb_softc *sc, uint8_t reg) +{ + + write_efir_1(sc, 0, reg); + return (read_efdr_1(sc, 0)); +} + /* * Return the watchdog related registers as we last read them. This will * usually not give the current timeout or state on whether the watchdog @@ -248,9 +329,9 @@ sysctl_wb_debug(SYSCTL_HANDLER_ARGS) sbuf_new_for_sysctl(&sb, NULL, 64, req); sbuf_printf(&sb, "LDN8 (GPIO2, Watchdog): "); - sbuf_printf(&sb, "CRF5 0x%02x ", sc->reg_1); - sbuf_printf(&sb, "CRF6 0x%02x ", sc->reg_timeout); - sbuf_printf(&sb, "CRF7 0x%02x", sc->reg_2); + sbuf_printf(&sb, "CR%02X 0x%02x ", sc->ctl_reg, sc->reg_1); + sbuf_printf(&sb, "CR%02X 0x%02x ", sc->time_reg, sc->reg_timeout); + sbuf_printf(&sb, "CR%02X 0x%02x", sc->csr_reg, sc->reg_2); error = sbuf_finish(&sb); sbuf_delete(&sb); @@ -269,23 +350,17 @@ sysctl_wb_debug_current(SYSCTL_HANDLER_A sc = arg1; - /* - * Enter extended function mode in case someone else has been - * poking on the registers. We will not leave it though. - */ if ((*sc->ext_cfg_enter_f)(sc, 0) != 0) return (ENXIO); /* Watchdog is configured as part of LDN 8 (GPIO Port2, Watchdog). */ - write_efir_1(sc, 0, WB_LDN_REG); - write_efdr_1(sc, 0, WB_LDN_REG_LDN8); + write_reg(sc, WB_LDN_REG, WB_LDN_REG_LDN8); + + sc->reg_1 = read_reg(sc, sc->ctl_reg); + sc->reg_timeout = read_reg(sc, sc->time_reg); + sc->reg_2 = read_reg(sc, sc->csr_reg); - write_efir_1(sc, 0, WB_LDN8_CRF5); - sc->reg_1 = read_efdr_1(sc, 0); - write_efir_1(sc, 0, WB_LDN8_CRF6); - sc->reg_timeout = read_efdr_1(sc, 0); - write_efir_1(sc, 0, WB_LDN8_CRF7); - sc->reg_2 = read_efdr_1(sc, 0); + (*sc->ext_cfg_exit_f)(sc, 0); return (sysctl_wb_debug(oidp, arg1, arg2, req)); } @@ -326,10 +401,6 @@ sysctl_wb_force_test_nmi(SYSCTL_HANDLER_ } #endif - /* - * Enter extended function mode in case someone else has been - * poking on the registers. We will not leave it though. - */ if ((*sc->ext_cfg_enter_f)(sc, 0) != 0) return (ENXIO); @@ -343,16 +414,14 @@ sysctl_wb_force_test_nmi(SYSCTL_HANDLER_ #endif /* Watchdog is configured as part of LDN 8 (GPIO Port2, Watchdog). */ - write_efir_1(sc, 0, WB_LDN_REG); - write_efdr_1(sc, 0, WB_LDN_REG_LDN8); + write_reg(sc, WB_LDN_REG, WB_LDN_REG_LDN8); /* Force watchdog to fire. */ - write_efir_1(sc, 0, WB_LDN8_CRF7); - sc->reg_2 = read_efdr_1(sc, 0); + sc->reg_2 = read_reg(sc, sc->csr_reg); sc->reg_2 |= WB_LDN8_CRF7_FORCE; + write_reg(sc, sc->csr_reg, sc->reg_2); - write_efir_1(sc, 0, WB_LDN8_CRF7); - write_efdr_1(sc, 0, sc->reg_2); + (*sc->ext_cfg_exit_f)(sc, 0); return (0); } @@ -414,30 +483,36 @@ static int wb_set_watchdog(struct wb_softc *sc, unsigned int timeout) { + if (timeout != 0) { + /* + * In case an override is set, let it override. It may lead + * to strange results as we do not check the input of the sysctl. + */ + if (sc->timeout_override > 0) + timeout = sc->timeout_override; + + /* Make sure we support the requested timeout. */ + if (timeout > 255 * 60) + return (EINVAL); + } + if (sc->debug_verbose) wb_print_state(sc, "Before watchdog counter (re)load"); - /* - * Enter extended function mode in case someone else has been - * poking on the registers. We will not leave it though. - */ if ((*sc->ext_cfg_enter_f)(sc, 0) != 0) return (ENXIO); /* Watchdog is configured as part of LDN 8 (GPIO Port2, Watchdog) */ - write_efir_1(sc, 0, WB_LDN_REG); - write_efdr_1(sc, 0, WB_LDN_REG_LDN8); + write_reg(sc, WB_LDN_REG, WB_LDN_REG_LDN8); /* Disable and validate or arm/reset watchdog. */ if (timeout == 0) { /* Disable watchdog. */ - write_efir_1(sc, 0, WB_LDN8_CRF6); - write_efdr_1(sc, 0, 0x00); + write_reg(sc, sc->time_reg, 0x00); + sc->reg_timeout = read_reg(sc, sc->time_reg); + (*sc->ext_cfg_exit_f)(sc, 0); /* Re-check. */ - write_efir_1(sc, 0, WB_LDN8_CRF6); - sc->reg_timeout = read_efdr_1(sc, 0); - if (sc->reg_timeout != 0x00) { device_printf(sc->dev, "Failed to disable watchdog: " "0x%02x.\n", sc->reg_timeout); @@ -445,20 +520,8 @@ wb_set_watchdog(struct wb_softc *sc, uns } } else { - /* - * In case an override is set, let it override. It may lead - * to strange results as we do not check the input of the sysctl. - */ - if (sc->timeout_override > 0) - timeout = sc->timeout_override; - - /* Make sure we support the requested timeout. */ - if (timeout > 255 * 60) - return (EINVAL); - /* Read current scaling factor. */ - write_efir_1(sc, 0, WB_LDN8_CRF5); - sc->reg_1 = read_efdr_1(sc, 0); + sc->reg_1 = read_reg(sc, sc->ctl_reg); if (timeout > 255) { /* Set scaling factor to 60s. */ @@ -473,21 +536,18 @@ wb_set_watchdog(struct wb_softc *sc, uns } /* In case we fired before we need to clear to fire again. */ - write_efir_1(sc, 0, WB_LDN8_CRF7); - sc->reg_2 = read_efdr_1(sc, 0); + sc->reg_2 = read_reg(sc, sc->csr_reg); if (sc->reg_2 & WB_LDN8_CRF7_TS) { sc->reg_2 &= ~WB_LDN8_CRF7_TS; - write_efir_1(sc, 0, WB_LDN8_CRF7); - write_efdr_1(sc, 0, sc->reg_2); + write_reg(sc, sc->csr_reg, sc->reg_2); } /* Write back scaling factor. */ - write_efir_1(sc, 0, WB_LDN8_CRF5); - write_efdr_1(sc, 0, sc->reg_1); + write_reg(sc, sc->ctl_reg, sc->reg_1); /* Set timer and arm/reset the watchdog. */ - write_efir_1(sc, 0, WB_LDN8_CRF6); - write_efdr_1(sc, 0, sc->reg_timeout); + write_reg(sc, sc->time_reg, sc->reg_timeout); + (*sc->ext_cfg_exit_f)(sc, 0); } if (sc->debug_verbose) @@ -556,6 +616,7 @@ wb_probe_enable(device_t dev, int probe) struct wb_softc *sc; int error, found, i, j; uint8_t dev_id, dev_rev, cr26; + char buf[128]; if (dev == NULL) sc = NULL; @@ -566,6 +627,7 @@ wb_probe_enable(device_t dev, int probe) } error = ENXIO; + found = 0; for (i = 0; i < sizeof(probe_addrs) / sizeof(*probe_addrs); i++) { if (sc != NULL) { @@ -578,7 +640,6 @@ wb_probe_enable(device_t dev, int probe) sc->bsh = rman_get_bushandle(sc->portres); } - found = 0; error = (*probe_addrs[i].ext_cfg_enter_f)(sc, probe_addrs[i].efer); if (error != 0) goto cleanup; @@ -591,6 +652,9 @@ wb_probe_enable(device_t dev, int probe) write_efir_1(sc, probe_addrs[i].efer, WB_CR26); cr26 = read_efdr_1(sc, probe_addrs[i].efer); + if (dev_id == 0xff && dev_rev == 0xff) + goto cleanup; + /* HEFRAS of 0 means EFER at 0x2e, 1 means EFER at 0x4e. */ if (((cr26 & 0x40) == 0x00 && probe_addrs[i].efer != 0x2e) || ((cr26 & 0x40) == 0x40 && probe_addrs[i].efer != 0x4e)) { @@ -602,36 +666,30 @@ wb_probe_enable(device_t dev, int probe) goto cleanup; } - if (dev_id == 0xff && dev_rev == 0xff) - goto cleanup; - for (j = 0; j < sizeof(wb_devs) / sizeof(*wb_devs); j++) { - if (wb_devs[j].device_id == dev_id && - wb_devs[j].device_rev == dev_rev) { - if (probe && dev != NULL) - device_set_desc(dev, wb_devs[j].descr); - found++; + if (wb_devs[j].device_id == dev_id) { + found = 1; break; } } - if (!found) { - if (probe && dev != NULL) { - device_set_desc(dev, "Unknown Winbond/Nuvoton model"); - device_printf(dev, "DevID 0x%02x DevRev 0x%02x, " - "please report this.\n", dev_id, dev_rev); - } - found++; + if (probe && dev != NULL) { + snprintf(buf, sizeof(buf), + "%s (0x%02x/0x%02x) Watchdog Timer", + found ? wb_devs[j].descr : + "Unknown Winbond/Nuvoton", dev_id, dev_rev); + device_set_desc_copy(dev, buf); + } + + /* If this is hinted attach, try to guess the model. */ + if (dev != NULL && !found) { + found = 1; + j = 0; } - if (probe && found && bootverbose && dev != NULL) - device_printf(dev, "%s EFER 0x%02x ID 0x%02x Rev 0x%02x" - " CR26 0x%02x (probing)\n", device_get_desc(dev), - probe_addrs[i].efer, dev_id, dev_rev, cr26); cleanup: if (probe || !found) { (*probe_addrs[i].ext_cfg_exit_f)(sc, probe_addrs[i].efer); - if (sc != NULL) (void) bus_release_resource(dev, SYS_RES_IOPORT, sc->rid, sc->portres); @@ -646,9 +704,21 @@ cleanup: if (sc != NULL) { sc->ext_cfg_enter_f = probe_addrs[i].ext_cfg_enter_f; sc->ext_cfg_exit_f = probe_addrs[i].ext_cfg_exit_f; + sc->chip = wb_devs[j].chip; + sc->ctl_reg = 0xf5; + sc->time_reg = 0xf6; + sc->csr_reg = 0xf7; + if (sc->chip == w83697hf || + sc->chip == w83697ug) { + sc->ctl_reg = 0xf3; + sc->time_reg = 0xf4; + } else if (sc->chip == nct6102) { + sc->ctl_reg = 0xf0; + sc->time_reg = 0xf1; + sc->csr_reg = 0xf2; + } } - error = BUS_PROBE_DEFAULT; - break; + return (BUS_PROBE_SPECIFIC); } else error = ENXIO; } @@ -659,15 +729,10 @@ cleanup: static void wb_identify(driver_t *driver, device_t parent) { - device_t dev; - if ((dev = device_find_child(parent, driver->name, 0)) == NULL) { - if (wb_probe_enable(dev, 1) != BUS_PROBE_DEFAULT) { - if (bootverbose) - device_printf(dev, "can not find compatible Winbond chip.\n"); - } else - dev = BUS_ADD_CHILD(parent, 0, driver->name, 0); - return; + if (device_find_child(parent, driver->name, 0) == NULL) { + if (wb_probe_enable(NULL, 1) <= 0) + BUS_ADD_CHILD(parent, 0, driver->name, 0); } } @@ -690,6 +755,7 @@ wb_attach(device_t dev) struct sysctl_oid *soid; unsigned long timeout; int error; + uint8_t t; error = wb_probe_enable(dev, 0); if (error > 0) @@ -700,37 +766,95 @@ wb_attach(device_t dev) ("%s: successfull probe result but not setup correctly", __func__)); /* Watchdog is configured as part of LDN 8 (GPIO Port2, Watchdog). */ - write_efir_1(sc, 0, WB_LDN_REG); - write_efdr_1(sc, 0, WB_LDN_REG_LDN8); + write_reg(sc, WB_LDN_REG, WB_LDN_REG_LDN8); - /* Make sure LDN8 is enabled (Do we need to? Also affects GPIO). */ - write_efir_1(sc, 0, WB_LDN8_CR30); - write_efdr_1(sc, 0, WB_LDN8_CR30_ACTIVE); + /* Make sure WDT is enabled. */ + write_reg(sc, WB_LDN8_CR30, + read_reg(sc, WB_LDN8_CR30) | WB_LDN8_CR30_ACTIVE); + + switch (sc->chip) { + case w83627hf: + case w83627s: + t = read_reg(sc, 0x2B) & ~0x10; + write_reg(sc, 0x2B, t); /* set GPIO24 to WDT0 */ + break; + case w83697hf: + /* Set pin 119 to WDTO# mode (= CR29, WDT0) */ + t = read_reg(sc, 0x29) & ~0x60; + t |= 0x20; + write_reg(sc, 0x29, t); + break; + case w83697ug: + /* Set pin 118 to WDTO# mode */ + t = read_reg(sc, 0x2b) & ~0x04; + write_reg(sc, 0x2b, t); + break; + case w83627thf: + t = (read_reg(sc, 0x2B) & ~0x08) | 0x04; + write_reg(sc, 0x2B, t); /* set GPIO3 to WDT0 */ + break; + case w83627dhg: + case w83627dhg_p: + t = read_reg(sc, 0x2D) & ~0x01; /* PIN77 -> WDT0# */ + write_reg(sc, 0x2D, t); /* set GPIO5 to WDT0 */ + t = read_reg(sc, sc->ctl_reg); + t |= 0x02; /* enable the WDTO# output low pulse + * to the KBRST# pin */ + write_reg(sc, sc->ctl_reg, t); + break; + case w83637hf: + break; + case w83687thf: + t = read_reg(sc, 0x2C) & ~0x80; /* PIN47 -> WDT0# */ + write_reg(sc, 0x2C, t); + break; + case w83627ehf: + case w83627uhg: + case w83667hg: + case w83667hg_b: + case nct6775: + case nct6776: + case nct6779: + case nct6791: + case nct6792: + case nct6102: + /* + * These chips have a fixed WDTO# output pin (W83627UHG), + * or support more than one WDTO# output pin. + * Don't touch its configuration, and hope the BIOS + * does the right thing. + */ + t = read_reg(sc, sc->ctl_reg); + t |= 0x02; /* enable the WDTO# output low pulse + * to the KBRST# pin */ + write_reg(sc, sc->ctl_reg, t); + break; + default: + break; + } /* Read the current watchdog configuration. */ - write_efir_1(sc, 0, WB_LDN8_CRF5); - sc->reg_1 = read_efdr_1(sc, 0); - write_efir_1(sc, 0, WB_LDN8_CRF6); - sc->reg_timeout = read_efdr_1(sc, 0); - write_efir_1(sc, 0, WB_LDN8_CRF7); - sc->reg_2 = read_efdr_1(sc, 0); + sc->reg_1 = read_reg(sc, sc->ctl_reg); + sc->reg_timeout = read_reg(sc, sc->time_reg); + sc->reg_2 = read_reg(sc, sc->csr_reg); /* Print current state if bootverbose or watchdog already enabled. */ if (bootverbose || (sc->reg_timeout > 0x00)) wb_print_state(sc, "Before watchdog attach"); + sc->reg_1 &= ~WB_LDN8_CRF5_KEYB_P20; + sc->reg_1 |= WB_LDN8_CRF5_KBRST; + write_reg(sc, sc->ctl_reg, sc->reg_1); + /* - * Clear a previous watchdog timeout event (if (still) set). - * Disable all all interrupt reset sources (defaults). + * Clear a previous watchdog timeout event (if still set). + * Disable timer reset on mouse interrupts. Leave reset on keyboard, + * since one of my boards is getting stuck in reboot without it. */ - sc->reg_1 &= ~(WB_LDN8_CRF5_KEYB_P20); - sc->reg_1 |= WB_LDN8_CRF5_KBRST; - write_efir_1(sc, 0, WB_LDN8_CRF5); - write_efdr_1(sc, 0, sc->reg_1); + sc->reg_2 &= ~(WB_LDN8_CRF7_MOUSE|WB_LDN8_CRF7_TS); + write_reg(sc, sc->csr_reg, sc->reg_2); - sc->reg_2 &= ~WB_LDN8_CRF7_CLEAR_MASK; - write_efir_1(sc, 0, WB_LDN8_CRF7); - write_efdr_1(sc, 0, sc->reg_2); + (*sc->ext_cfg_exit_f)(sc, 0); /* Read global timeout override tunable, Add per device sysctls. */ if (TUNABLE_ULONG_FETCH("hw.wbwd.timeout_override", &timeout)) { Modified: head/sys/i386/conf/GENERIC.hints ============================================================================== --- head/sys/i386/conf/GENERIC.hints Thu Mar 24 20:13:17 2016 (r297242) +++ head/sys/i386/conf/GENERIC.hints Thu Mar 24 20:52:35 2016 (r297243) @@ -38,6 +38,5 @@ hint.atrtc.0.irq="8" hint.attimer.0.at="isa" hint.attimer.0.port="0x40" hint.attimer.0.irq="0" -hint.wbwd.0.at="isa" hint.acpi_throttle.0.disabled="1" hint.p4tcc.0.disabled="1" _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"