003 File Manager
Current Path:
/usr/src/sys/dev/acpi_support
usr
/
src
/
sys
/
dev
/
acpi_support
/
📁
..
📄
acpi_asus.c
(30.35 KB)
📄
acpi_asus_wmi.c
(17.31 KB)
📄
acpi_fujitsu.c
(18.58 KB)
📄
acpi_hp.c
(36.11 KB)
📄
acpi_ibm.c
(38.04 KB)
📄
acpi_panasonic.c
(12.9 KB)
📄
acpi_rapidstart.c
(4.29 KB)
📄
acpi_sony.c
(5.43 KB)
📄
acpi_toshiba.c
(14.77 KB)
📄
acpi_wmi.c
(29.35 KB)
📄
acpi_wmi_if.m
(3.64 KB)
📄
atk0110.c
(13.87 KB)
Editing: acpi_toshiba.c
/*- * Copyright (c) 2003 Hiroyuki Aizu <aizu@navi.org> * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include "opt_acpi.h" #include <sys/param.h> #include <sys/kernel.h> #include <sys/module.h> #include <sys/bus.h> #include <contrib/dev/acpica/include/acpi.h> #include <dev/acpica/acpivar.h> #define _COMPONENT ACPI_OEM ACPI_MODULE_NAME("Toshiba") /* * Toshiba HCI interface definitions * * HCI is Toshiba's "Hardware Control Interface" which is supposed to * be uniform across all their models. Ideally we would just call * dedicated ACPI methods instead of using this primitive interface. * However, the ACPI methods seem to be incomplete in some areas (for * example they allow setting, but not reading, the LCD brightness * value), so this is still useful. */ #define METHOD_HCI "GHCI" #define METHOD_HCI_ENABLE "ENAB" #define METHOD_VIDEO "DSSX" /* Operations */ #define HCI_SET 0xFF00 #define HCI_GET 0xFE00 /* Return codes */ #define HCI_SUCCESS 0x0000 #define HCI_FAILURE 0x1000 #define HCI_NOT_SUPPORTED 0x8000 #define HCI_EMPTY 0x8C00 /* Functions */ #define HCI_REG_LCD_BACKLIGHT 0x0002 #define HCI_REG_FAN 0x0004 #define HCI_REG_SYSTEM_EVENT 0x0016 #define HCI_REG_VIDEO_OUTPUT 0x001C #define HCI_REG_HOTKEY_EVENT 0x001E #define HCI_REG_LCD_BRIGHTNESS 0x002A #define HCI_REG_CPU_SPEED 0x0032 /* Field definitions */ #define HCI_FAN_SHIFT 7 #define HCI_LCD_BRIGHTNESS_BITS 3 #define HCI_LCD_BRIGHTNESS_SHIFT (16 - HCI_LCD_BRIGHTNESS_BITS) #define HCI_LCD_BRIGHTNESS_MAX ((1 << HCI_LCD_BRIGHTNESS_BITS) - 1) #define HCI_VIDEO_OUTPUT_FLAG 0x0100 #define HCI_VIDEO_OUTPUT_LCD 0x1 #define HCI_VIDEO_OUTPUT_CRT 0x2 #define HCI_VIDEO_OUTPUT_TV 0x4 #define HCI_CPU_SPEED_BITS 3 #define HCI_CPU_SPEED_SHIFT (16 - HCI_CPU_SPEED_BITS) #define HCI_CPU_SPEED_MAX ((1 << HCI_CPU_SPEED_BITS) - 1) /* Key press/release events. */ #define FN_F1_PRESS 0x013B #define FN_F1_RELEASE 0x01BB #define FN_F2_PRESS 0x013C #define FN_F2_RELEASE 0x01BC #define FN_F3_PRESS 0x013D #define FN_F3_RELEASE 0x01BD #define FN_F4_PRESS 0x013E #define FN_F4_RELEASE 0x01BE #define FN_F5_PRESS 0x013F #define FN_F5_RELEASE 0x01BF #define FN_F6_PRESS 0x0140 #define FN_F6_RELEASE 0x01C0 #define FN_F7_PRESS 0x0141 #define FN_F7_RELEASE 0x01C1 #define FN_F8_PRESS 0x0142 #define FN_F8_RELEASE 0x01C2 #define FN_F9_PRESS 0x0143 #define FN_F9_RELEASE 0x01C3 #define FN_BS_PRESS 0x010E #define FN_BS_RELEASE 0x018E #define FN_ESC_PRESS 0x0101 #define FN_ESC_RELEASE 0x0181 #define FN_KNJ_PRESS 0x0129 #define FN_KNJ_RELEASE 0x01A9 /* HCI register definitions. */ #define HCI_WORDS 6 /* Number of registers */ #define HCI_REG_AX 0 /* Operation, then return value */ #define HCI_REG_BX 1 /* Function */ #define HCI_REG_CX 2 /* Argument (in or out) */ #define HCI_REG_DX 3 /* Unused? */ #define HCI_REG_SI 4 /* Unused? */ #define HCI_REG_DI 5 /* Unused? */ struct acpi_toshiba_softc { device_t dev; ACPI_HANDLE handle; ACPI_HANDLE video_handle; struct sysctl_ctx_list sysctl_ctx; struct sysctl_oid *sysctl_tree; }; /* Prototype for HCI functions for getting/setting a value. */ typedef int hci_fn_t(ACPI_HANDLE, int, UINT32 *); static int acpi_toshiba_probe(device_t dev); static int acpi_toshiba_attach(device_t dev); static int acpi_toshiba_detach(device_t dev); static int acpi_toshiba_sysctl(SYSCTL_HANDLER_ARGS); static hci_fn_t hci_force_fan; static hci_fn_t hci_video_output; static hci_fn_t hci_lcd_brightness; static hci_fn_t hci_lcd_backlight; static hci_fn_t hci_cpu_speed; static int hci_call(ACPI_HANDLE h, int op, int function, UINT32 *arg); static void hci_key_action(struct acpi_toshiba_softc *sc, ACPI_HANDLE h, UINT32 key); static void acpi_toshiba_notify(ACPI_HANDLE h, UINT32 notify, void *context); static int acpi_toshiba_video_probe(device_t dev); static int acpi_toshiba_video_attach(device_t dev); ACPI_SERIAL_DECL(toshiba, "ACPI Toshiba Extras"); /* Table of sysctl names and HCI functions to call. */ static struct { char *name; hci_fn_t *handler; } sysctl_table[] = { /* name, handler */ {"force_fan", hci_force_fan}, {"video_output", hci_video_output}, {"lcd_brightness", hci_lcd_brightness}, {"lcd_backlight", hci_lcd_backlight}, {"cpu_speed", hci_cpu_speed}, {NULL, NULL} }; static device_method_t acpi_toshiba_methods[] = { DEVMETHOD(device_probe, acpi_toshiba_probe), DEVMETHOD(device_attach, acpi_toshiba_attach), DEVMETHOD(device_detach, acpi_toshiba_detach), DEVMETHOD_END }; static driver_t acpi_toshiba_driver = { "acpi_toshiba", acpi_toshiba_methods, sizeof(struct acpi_toshiba_softc), }; static devclass_t acpi_toshiba_devclass; DRIVER_MODULE(acpi_toshiba, acpi, acpi_toshiba_driver, acpi_toshiba_devclass, 0, 0); MODULE_DEPEND(acpi_toshiba, acpi, 1, 1, 1); static device_method_t acpi_toshiba_video_methods[] = { DEVMETHOD(device_probe, acpi_toshiba_video_probe), DEVMETHOD(device_attach, acpi_toshiba_video_attach), DEVMETHOD_END }; static driver_t acpi_toshiba_video_driver = { "acpi_toshiba_video", acpi_toshiba_video_methods, 0, }; static devclass_t acpi_toshiba_video_devclass; DRIVER_MODULE(acpi_toshiba_video, acpi, acpi_toshiba_video_driver, acpi_toshiba_video_devclass, 0, 0); MODULE_DEPEND(acpi_toshiba_video, acpi, 1, 1, 1); static int enable_fn_keys = 1; TUNABLE_INT("hw.acpi.toshiba.enable_fn_keys", &enable_fn_keys); /* * HID Model * ------------------------------------- * TOS6200 Libretto L Series * Dynabook Satellite 2455 * Dynabook SS 3500 * TOS6207 Dynabook SS2110 Series * TOS6208 SPA40 */ static int acpi_toshiba_probe(device_t dev) { static char *tosh_ids[] = { "TOS6200", "TOS6207", "TOS6208", NULL }; int rv; if (acpi_disabled("toshiba") || device_get_unit(dev) != 0) return (ENXIO); rv = ACPI_ID_PROBE(device_get_parent(dev), dev, tosh_ids, NULL); if (rv <= 0) device_set_desc(dev, "Toshiba HCI Extras"); return (rv); } static int acpi_toshiba_attach(device_t dev) { struct acpi_toshiba_softc *sc; struct acpi_softc *acpi_sc; ACPI_STATUS status; int i; sc = device_get_softc(dev); sc->dev = dev; sc->handle = acpi_get_handle(dev); acpi_sc = acpi_device_get_parent_softc(dev); sysctl_ctx_init(&sc->sysctl_ctx); sc->sysctl_tree = SYSCTL_ADD_NODE(&sc->sysctl_ctx, SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree), OID_AUTO, "toshiba", CTLFLAG_RD | CTLFLAG_MPSAFE, 0, ""); for (i = 0; sysctl_table[i].name != NULL; i++) { SYSCTL_ADD_PROC(&sc->sysctl_ctx, SYSCTL_CHILDREN(sc->sysctl_tree), OID_AUTO, sysctl_table[i].name, CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, sc, i, acpi_toshiba_sysctl, "I", ""); } if (enable_fn_keys != 0) { status = AcpiEvaluateObject(sc->handle, METHOD_HCI_ENABLE, NULL, NULL); if (ACPI_FAILURE(status)) { device_printf(dev, "enable FN keys failed\n"); sysctl_ctx_free(&sc->sysctl_ctx); return (ENXIO); } AcpiInstallNotifyHandler(sc->handle, ACPI_DEVICE_NOTIFY, acpi_toshiba_notify, sc); } return (0); } static int acpi_toshiba_detach(device_t dev) { struct acpi_toshiba_softc *sc; sc = device_get_softc(dev); if (enable_fn_keys != 0) { AcpiRemoveNotifyHandler(sc->handle, ACPI_DEVICE_NOTIFY, acpi_toshiba_notify); } sysctl_ctx_free(&sc->sysctl_ctx); return (0); } static int acpi_toshiba_sysctl(SYSCTL_HANDLER_ARGS) { struct acpi_toshiba_softc *sc; UINT32 arg; int function, error = 0; hci_fn_t *handler; sc = (struct acpi_toshiba_softc *)oidp->oid_arg1; function = oidp->oid_arg2; handler = sysctl_table[function].handler; /* Get the current value from the appropriate function. */ ACPI_SERIAL_BEGIN(toshiba); error = handler(sc->handle, HCI_GET, &arg); if (error != 0) goto out; /* Send the current value to the user and return if no new value. */ error = sysctl_handle_int(oidp, &arg, 0, req); if (error != 0 || req->newptr == NULL) goto out; /* Set the new value via the appropriate function. */ error = handler(sc->handle, HCI_SET, &arg); out: ACPI_SERIAL_END(toshiba); return (error); } static int hci_force_fan(ACPI_HANDLE h, int op, UINT32 *state) { int ret; ACPI_SERIAL_ASSERT(toshiba); if (op == HCI_SET) { if (*state > 1) return (EINVAL); *state <<= HCI_FAN_SHIFT; } ret = hci_call(h, op, HCI_REG_FAN, state); if (ret == 0 && op == HCI_GET) *state >>= HCI_FAN_SHIFT; return (ret); } static int hci_video_output(ACPI_HANDLE h, int op, UINT32 *video_output) { int ret; ACPI_STATUS status; ACPI_SERIAL_ASSERT(toshiba); if (op == HCI_SET) { if (*video_output < 1 || *video_output > 7) return (EINVAL); if (h == NULL) return (ENXIO); *video_output |= HCI_VIDEO_OUTPUT_FLAG; status = acpi_SetInteger(h, METHOD_VIDEO, *video_output); if (ACPI_SUCCESS(status)) ret = 0; else ret = ENXIO; } else { ret = hci_call(h, op, HCI_REG_VIDEO_OUTPUT, video_output); if (ret == 0) *video_output &= 0xff; } return (ret); } static int hci_lcd_brightness(ACPI_HANDLE h, int op, UINT32 *brightness) { int ret; ACPI_SERIAL_ASSERT(toshiba); if (op == HCI_SET) { if (*brightness > HCI_LCD_BRIGHTNESS_MAX) return (EINVAL); *brightness <<= HCI_LCD_BRIGHTNESS_SHIFT; } ret = hci_call(h, op, HCI_REG_LCD_BRIGHTNESS, brightness); if (ret == 0 && op == HCI_GET) *brightness >>= HCI_LCD_BRIGHTNESS_SHIFT; return (ret); } static int hci_lcd_backlight(ACPI_HANDLE h, int op, UINT32 *backlight) { ACPI_SERIAL_ASSERT(toshiba); if (op == HCI_SET) { if (*backlight > 1) return (EINVAL); } return (hci_call(h, op, HCI_REG_LCD_BACKLIGHT, backlight)); } static int hci_cpu_speed(ACPI_HANDLE h, int op, UINT32 *speed) { int ret; ACPI_SERIAL_ASSERT(toshiba); if (op == HCI_SET) { if (*speed > HCI_CPU_SPEED_MAX) return (EINVAL); *speed <<= HCI_CPU_SPEED_SHIFT; } ret = hci_call(h, op, HCI_REG_CPU_SPEED, speed); if (ret == 0 && op == HCI_GET) *speed >>= HCI_CPU_SPEED_SHIFT; return (ret); } static int hci_call(ACPI_HANDLE h, int op, int function, UINT32 *arg) { ACPI_OBJECT_LIST args; ACPI_BUFFER results; ACPI_OBJECT obj[HCI_WORDS]; ACPI_OBJECT *res; int status, i, ret; ACPI_SERIAL_ASSERT(toshiba); status = ENXIO; for (i = 0; i < HCI_WORDS; i++) { obj[i].Type = ACPI_TYPE_INTEGER; obj[i].Integer.Value = 0; } obj[HCI_REG_AX].Integer.Value = op; obj[HCI_REG_BX].Integer.Value = function; if (op == HCI_SET) obj[HCI_REG_CX].Integer.Value = *arg; args.Count = HCI_WORDS; args.Pointer = obj; results.Pointer = NULL; results.Length = ACPI_ALLOCATE_BUFFER; if (ACPI_FAILURE(AcpiEvaluateObject(h, METHOD_HCI, &args, &results))) goto end; res = (ACPI_OBJECT *)results.Pointer; if (!ACPI_PKG_VALID(res, HCI_WORDS)) { printf("toshiba: invalid package!\n"); return (ENXIO); } acpi_PkgInt32(res, HCI_REG_AX, &ret); if (ret == HCI_SUCCESS) { if (op == HCI_GET) acpi_PkgInt32(res, HCI_REG_CX, arg); status = 0; } else if (function == HCI_REG_SYSTEM_EVENT && op == HCI_GET && ret == HCI_NOT_SUPPORTED) { /* * Sometimes system events are disabled without us requesting * it. This workaround attempts to re-enable them. * * XXX This call probably shouldn't be recursive. Queueing * a task via AcpiOsQueueForExecution() might be better. */ i = 1; hci_call(h, HCI_SET, HCI_REG_SYSTEM_EVENT, &i); } end: if (results.Pointer != NULL) AcpiOsFree(results.Pointer); return (status); } /* * Perform a few actions based on the keypress. Users can extend this * functionality by reading the keystrokes we send to devd(8). */ static void hci_key_action(struct acpi_toshiba_softc *sc, ACPI_HANDLE h, UINT32 key) { UINT32 arg; ACPI_SERIAL_ASSERT(toshiba); switch (key) { case FN_F6_RELEASE: /* Decrease LCD brightness. */ hci_lcd_brightness(h, HCI_GET, &arg); if (arg-- == 0) arg = 0; else hci_lcd_brightness(h, HCI_SET, &arg); break; case FN_F7_RELEASE: /* Increase LCD brightness. */ hci_lcd_brightness(h, HCI_GET, &arg); if (arg++ == 7) arg = 7; else hci_lcd_brightness(h, HCI_SET, &arg); break; case FN_F5_RELEASE: /* Cycle through video outputs. */ hci_video_output(h, HCI_GET, &arg); arg = (arg + 1) % 7; hci_video_output(sc->video_handle, HCI_SET, &arg); break; case FN_F8_RELEASE: /* Toggle LCD backlight. */ hci_lcd_backlight(h, HCI_GET, &arg); arg = (arg != 0) ? 0 : 1; hci_lcd_backlight(h, HCI_SET, &arg); break; case FN_ESC_RELEASE: /* Toggle forcing fan on. */ hci_force_fan(h, HCI_GET, &arg); arg = (arg != 0) ? 0 : 1; hci_force_fan(h, HCI_SET, &arg); break; } } static void acpi_toshiba_notify(ACPI_HANDLE h, UINT32 notify, void *context) { struct acpi_toshiba_softc *sc; UINT32 key; sc = (struct acpi_toshiba_softc *)context; if (notify == 0x80) { ACPI_SERIAL_BEGIN(toshiba); while (hci_call(h, HCI_GET, HCI_REG_SYSTEM_EVENT, &key) == 0) { hci_key_action(sc, h, key); acpi_UserNotify("TOSHIBA", h, (uint8_t)key); } ACPI_SERIAL_END(toshiba); } else device_printf(sc->dev, "unknown notify: 0x%x\n", notify); } /* * Toshiba video pseudo-device to provide the DSSX method. * * HID Model * ------------------------------------- * TOS6201 Libretto L Series */ static int acpi_toshiba_video_probe(device_t dev) { static char *vid_ids[] = { "TOS6201", NULL }; int rv; if (acpi_disabled("toshiba") || device_get_unit(dev) != 0) return (ENXIO); device_quiet(dev); rv = ACPI_ID_PROBE(device_get_parent(dev), dev, vid_ids, NULL); if (rv <= 0) device_set_desc(dev, "Toshiba Video"); return (rv); } static int acpi_toshiba_video_attach(device_t dev) { struct acpi_toshiba_softc *sc; sc = devclass_get_softc(acpi_toshiba_devclass, 0); if (sc == NULL) return (ENXIO); sc->video_handle = acpi_get_handle(dev); return (0); }
Upload File
Create Folder