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path: root/sys/dev/usb/input/ukbd.c
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Diffstat (limited to 'sys/dev/usb/input/ukbd.c')
-rw-r--r--sys/dev/usb/input/ukbd.c174
1 files changed, 145 insertions, 29 deletions
diff --git a/sys/dev/usb/input/ukbd.c b/sys/dev/usb/input/ukbd.c
index 57e9beac34b6..104e51c082c3 100644
--- a/sys/dev/usb/input/ukbd.c
+++ b/sys/dev/usb/input/ukbd.c
@@ -95,18 +95,29 @@
#ifdef USB_DEBUG
static int ukbd_debug = 0;
+#endif
static int ukbd_no_leds = 0;
static int ukbd_pollrate = 0;
+static int ukbd_apple_fn_mode = 0;
+static int ukbd_apple_swap_cmd_ctl = 0;
+static int ukbd_apple_swap_cmd_opt = 0;
static SYSCTL_NODE(_hw_usb, OID_AUTO, ukbd, CTLFLAG_RW | CTLFLAG_MPSAFE, 0,
"USB keyboard");
+#ifdef USB_DEBUG
SYSCTL_INT(_hw_usb_ukbd, OID_AUTO, debug, CTLFLAG_RWTUN,
&ukbd_debug, 0, "Debug level");
+#endif
SYSCTL_INT(_hw_usb_ukbd, OID_AUTO, no_leds, CTLFLAG_RWTUN,
&ukbd_no_leds, 0, "Disables setting of keyboard leds");
SYSCTL_INT(_hw_usb_ukbd, OID_AUTO, pollrate, CTLFLAG_RWTUN,
&ukbd_pollrate, 0, "Force this polling rate, 1-1000Hz");
-#endif
+SYSCTL_INT(_hw_usb_ukbd, OID_AUTO, apple_fn_mode, CTLFLAG_RWTUN,
+ &ukbd_apple_fn_mode, 0, "0 = Fn + F1..12 -> media, 1 = F1..F12 -> media");
+SYSCTL_INT(_hw_usb_ukbd, OID_AUTO, apple_swap_cmd_ctl, CTLFLAG_RWTUN,
+ &ukbd_apple_swap_cmd_ctl, 0, "Swap Command & Control keys");
+SYSCTL_INT(_hw_usb_ukbd, OID_AUTO, apple_swap_cmd_opt, CTLFLAG_RWTUN,
+ &ukbd_apple_swap_cmd_opt, 0, "Swap Command & Option keys");
#define UKBD_EMULATE_ATSCANCODE 1
#define UKBD_DRIVER_NAME "ukbd"
@@ -123,6 +134,10 @@ SYSCTL_INT(_hw_usb_ukbd, OID_AUTO, pollrate, CTLFLAG_RWTUN,
#define MOD_EJECT 0x01
#define MOD_FN 0x02
+/* check evdev_usb_scancodes[] for names */
+#define APPLE_FN_KEY 0xff
+#define APPLE_EJECT_KEY 0xec
+
struct ukbd_data {
uint64_t bitmap[howmany(UKBD_NKEYCODE, 64)];
};
@@ -198,6 +213,7 @@ struct ukbd_softc {
uint16_t sc_inputs;
uint16_t sc_inputhead;
uint16_t sc_inputtail;
+ uint16_t sc_vendor_id;
uint8_t sc_leds; /* store for async led requests */
uint8_t sc_iface_index;
@@ -282,9 +298,9 @@ static const uint8_t ukbd_trtab[256] = {
NN, NN, NN, NN, NN, NN, NN, NN, /* D0 - D7 */
NN, NN, NN, NN, NN, NN, NN, NN, /* D8 - DF */
29, 42, 56, 105, 90, 54, 93, 106, /* E0 - E7 */
- NN, NN, NN, NN, NN, NN, NN, NN, /* E8 - EF */
+ NN, NN, NN, NN, 254, NN, NN, NN, /* E8 - EF */
NN, NN, NN, NN, NN, NN, NN, NN, /* F0 - F7 */
- NN, NN, NN, NN, NN, NN, NN, NN, /* F8 - FF */
+ NN, NN, NN, NN, NN, NN, NN, 255, /* F8 - FF */
};
static const uint8_t ukbd_boot_desc[] = {
@@ -582,14 +598,14 @@ ukbd_interrupt(struct ukbd_softc *sc)
sc->sc_repeat_key = 0;
} else {
ukbd_put_key(sc, key | KEY_PRESS);
-
- sc->sc_co_basetime = sbinuptime();
- sc->sc_delay = sc->sc_kbd.kb_delay1;
- ukbd_start_timer(sc);
-
- /* set repeat time for last key */
- sc->sc_repeat_time = now + sc->sc_kbd.kb_delay1;
- sc->sc_repeat_key = key;
+ if (key != APPLE_FN_KEY) {
+ sc->sc_co_basetime = sbinuptime();
+ sc->sc_delay = sc->sc_kbd.kb_delay1;
+ ukbd_start_timer(sc);
+ /* set repeat time for last key */
+ sc->sc_repeat_time = now + sc->sc_kbd.kb_delay1;
+ sc->sc_repeat_key = key;
+ }
}
}
}
@@ -669,6 +685,16 @@ static uint32_t
ukbd_apple_fn(uint32_t keycode)
{
switch (keycode) {
+ case 0x0b: return 0x50; /* H -> LEFT ARROW */
+ case 0x0d: return 0x51; /* J -> DOWN ARROW */
+ case 0x0e: return 0x52; /* K -> UP ARROW */
+ case 0x0f: return 0x4f; /* L -> RIGHT ARROW */
+ case 0x36: return 0x4a; /* COMMA -> HOME */
+ case 0x37: return 0x4d; /* DOT -> END */
+ case 0x18: return 0x4b; /* U -> PGUP */
+ case 0x07: return 0x4e; /* D -> PGDN */
+ case 0x16: return 0x47; /* S -> SCROLLLOCK */
+ case 0x13: return 0x46; /* P -> SYSRQ/PRTSC */
case 0x28: return 0x49; /* RETURN -> INSERT */
case 0x2a: return 0x4c; /* BACKSPACE -> DEL */
case 0x50: return 0x4a; /* LEFT ARROW -> HOME */
@@ -679,6 +705,51 @@ ukbd_apple_fn(uint32_t keycode)
}
}
+/* separate so the sysctl doesn't butcher non-fn keys */
+static uint32_t
+ukbd_apple_fn_media(uint32_t keycode)
+{
+ switch (keycode) {
+ case 0x3a: return 0xc0; /* F1 -> BRIGHTNESS DOWN */
+ case 0x3b: return 0xc1; /* F2 -> BRIGHTNESS UP */
+ case 0x3c: return 0xc2; /* F3 -> SCALE (MISSION CTRL)*/
+ case 0x3d: return 0xc3; /* F4 -> DASHBOARD (LAUNCHPAD) */
+ case 0x3e: return 0xc4; /* F5 -> KBD BACKLIGHT DOWN */
+ case 0x3f: return 0xc5; /* F6 -> KBD BACKLIGHT UP */
+ case 0x40: return 0xea; /* F7 -> MEDIA PREV */
+ case 0x41: return 0xe8; /* F8 -> PLAY/PAUSE */
+ case 0x42: return 0xeb; /* F9 -> MEDIA NEXT */
+ case 0x43: return 0xef; /* F10 -> MUTE */
+ case 0x44: return 0xee; /* F11 -> VOLUME DOWN */
+ case 0x45: return 0xed; /* F12 -> VOLUME UP */
+ default: return keycode;
+ }
+}
+
+static uint32_t
+ukbd_apple_doswap_cmd_ctl(uint32_t keycode)
+{
+ switch (keycode) {
+ case 0xe3: return 0xe0; /* LCMD -> LCTL */
+ case 0xe7: return 0xe4; /* RCMD -> RCTL */
+ case 0xe0: return 0xe3; /* LCTL -> LCMD */
+ case 0xe4: return 0xe7; /* RCTL -> RCMD */
+ default: return keycode;
+ }
+}
+
+static uint32_t
+ukbd_apple_doswap_cmd_opt(uint32_t keycode)
+{
+ switch (keycode) {
+ case 0xe3: return 0xe2; /* LCMD -> ROPT */
+ case 0xe7: return 0xe6; /* RCMD -> ROPT */
+ case 0xe2: return 0xe3; /* LOPT -> LCMD */
+ case 0xe6: return 0xe7; /* ROPT -> RCMD */
+ default: return keycode;
+ }
+}
+
static uint32_t
ukbd_apple_swap(uint32_t keycode)
{
@@ -740,18 +811,34 @@ ukbd_intr_callback(struct usb_xfer *xfer, usb_error_t error)
/* clear modifiers */
modifiers = 0;
- /* scan through HID data */
+ /* scan through HID data and expose magic apple keys */
if ((sc->sc_flags & UKBD_FLAG_APPLE_EJECT) &&
(id == sc->sc_id_apple_eject)) {
- if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_apple_eject))
+ if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_apple_eject)) {
+ sc->sc_ndata.bitmap[APPLE_EJECT_KEY / 64] |=
+ 1ULL << (APPLE_EJECT_KEY % 64);
modifiers |= MOD_EJECT;
+ } else {
+ sc->sc_ndata.bitmap[APPLE_EJECT_KEY / 64] &=
+ ~(1ULL << (APPLE_EJECT_KEY % 64));
+ }
}
if ((sc->sc_flags & UKBD_FLAG_APPLE_FN) &&
(id == sc->sc_id_apple_fn)) {
- if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_apple_fn))
+ if (hid_get_data(sc->sc_buffer, len, &sc->sc_loc_apple_fn)) {
+ sc->sc_ndata.bitmap[APPLE_FN_KEY / 64] |=
+ 1ULL << (APPLE_FN_KEY % 64);
modifiers |= MOD_FN;
+ } else {
+ sc->sc_ndata.bitmap[APPLE_FN_KEY / 64] &=
+ ~(1ULL << (APPLE_FN_KEY % 64));
+ }
}
+ int apply_apple_fn_media = (modifiers & MOD_FN) ? 1 : 0;
+ if (ukbd_apple_fn_mode) /* toggle from sysctl value */
+ apply_apple_fn_media = !apply_apple_fn_media;
+
for (i = 0; i != UKBD_NKEYCODE; i++) {
const uint64_t valid = sc->sc_loc_key_valid[i / 64];
const uint64_t mask = 1ULL << (i % 64);
@@ -780,6 +867,12 @@ ukbd_intr_callback(struct usb_xfer *xfer, usb_error_t error)
}
if (modifiers & MOD_FN)
key = ukbd_apple_fn(key);
+ if (apply_apple_fn_media)
+ key = ukbd_apple_fn_media(key);
+ if (ukbd_apple_swap_cmd_ctl)
+ key = ukbd_apple_doswap_cmd_ctl(key);
+ if (ukbd_apple_swap_cmd_opt)
+ key = ukbd_apple_doswap_cmd_opt(key);
if (sc->sc_flags & UKBD_FLAG_APPLE_SWAP)
key = ukbd_apple_swap(key);
if (key == KEY_NONE || key >= UKBD_NKEYCODE)
@@ -792,6 +885,12 @@ ukbd_intr_callback(struct usb_xfer *xfer, usb_error_t error)
if (modifiers & MOD_FN)
key = ukbd_apple_fn(key);
+ if (apply_apple_fn_media)
+ key = ukbd_apple_fn_media(key);
+ if (ukbd_apple_swap_cmd_ctl)
+ key = ukbd_apple_doswap_cmd_ctl(key);
+ if (ukbd_apple_swap_cmd_opt)
+ key = ukbd_apple_doswap_cmd_opt(key);
if (sc->sc_flags & UKBD_FLAG_APPLE_SWAP)
key = ukbd_apple_swap(key);
if (key == KEY_NONE || key == KEY_ERROR || key >= UKBD_NKEYCODE)
@@ -1045,21 +1144,37 @@ ukbd_parse_hid(struct ukbd_softc *sc, const uint8_t *ptr, uint32_t len)
hid_input, &sc->sc_kbd_id);
/* investigate if this is an Apple Keyboard */
- if (hid_locate(ptr, len,
- HID_USAGE2(HUP_CONSUMER, HUG_APPLE_EJECT),
- hid_input, 0, &sc->sc_loc_apple_eject, &flags,
- &sc->sc_id_apple_eject)) {
- if (flags & HIO_VARIABLE)
- sc->sc_flags |= UKBD_FLAG_APPLE_EJECT;
- DPRINTFN(1, "Found Apple eject-key\n");
- }
- if (hid_locate(ptr, len,
- HID_USAGE2(0xFFFF, 0x0003),
- hid_input, 0, &sc->sc_loc_apple_fn, &flags,
- &sc->sc_id_apple_fn)) {
- if (flags & HIO_VARIABLE)
- sc->sc_flags |= UKBD_FLAG_APPLE_FN;
- DPRINTFN(1, "Found Apple FN-key\n");
+ if (sc->sc_vendor_id == USB_VENDOR_APPLE) {
+ if (hid_locate(ptr, len,
+ HID_USAGE2(HUP_CONSUMER, HUG_APPLE_EJECT),
+ hid_input, 0, &sc->sc_loc_apple_eject, &flags,
+ &sc->sc_id_apple_eject)) {
+ if (flags & HIO_VARIABLE)
+ sc->sc_flags |= UKBD_FLAG_APPLE_EJECT;
+ DPRINTFN(1, "Found Apple eject-key\n");
+ }
+ /*
+ * check the same vendor pages that linux does to find the one
+ * apple uses for the function key.
+ */
+ static const uint16_t apple_pages[] = {
+ HUP_APPLE, /* HID_UP_CUSTOM in linux */
+ HUP_MICROSOFT, /* HID_UP_MSVENDOR in linux */
+ HUP_HP, /* HID_UP_HPVENDOR2 in linux */
+ 0xFFFF /* Original FreeBSD check (Remove?) */
+ };
+ for (int i = 0; i < (int)nitems(apple_pages); i++) {
+ if (hid_locate(ptr, len,
+ HID_USAGE2(apple_pages[i], 0x0003),
+ hid_input, 0, &sc->sc_loc_apple_fn, &flags,
+ &sc->sc_id_apple_fn)) {
+ if (flags & HIO_VARIABLE)
+ sc->sc_flags |= UKBD_FLAG_APPLE_FN;
+ DPRINTFN(1, "Found Apple FN-key on page 0x%04x\n",
+ apple_pages[i]);
+ break;
+ }
+ }
}
/* figure out event buffer */
@@ -1147,6 +1262,7 @@ ukbd_attach(device_t dev)
sc->sc_udev = uaa->device;
sc->sc_iface = uaa->iface;
+ sc->sc_vendor_id = uaa->info.idVendor;
sc->sc_iface_index = uaa->info.bIfaceIndex;
sc->sc_iface_no = uaa->info.bIfaceNum;
sc->sc_mode = K_XLATE;
generated by cgit v1.2.3 (git 2.25.1) at 2026-04-28 02:45:48 +0000