Index: head/usr.sbin/bhyve/ps2kbd.c =================================================================== --- head/usr.sbin/bhyve/ps2kbd.c (revision 340045) +++ head/usr.sbin/bhyve/ps2kbd.c (revision 340046) @@ -1,480 +1,384 @@ /*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2015 Tycho Nightingale * Copyright (c) 2015 Nahanni Systems Inc. * 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 ``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 __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include "atkbdc.h" #include "console.h" /* keyboard device commands */ #define PS2KC_RESET_DEV 0xff #define PS2KC_DISABLE 0xf5 #define PS2KC_ENABLE 0xf4 #define PS2KC_SET_TYPEMATIC 0xf3 #define PS2KC_SEND_DEV_ID 0xf2 #define PS2KC_SET_SCANCODE_SET 0xf0 #define PS2KC_ECHO 0xee #define PS2KC_SET_LEDS 0xed #define PS2KC_BAT_SUCCESS 0xaa #define PS2KC_ACK 0xfa #define PS2KBD_FIFOSZ 16 struct fifo { uint8_t buf[PS2KBD_FIFOSZ]; int rindex; /* index to read from */ int windex; /* index to write to */ int num; /* number of bytes in the fifo */ int size; /* size of the fifo */ }; struct ps2kbd_softc { struct atkbdc_softc *atkbdc_sc; pthread_mutex_t mtx; bool enabled; struct fifo fifo; uint8_t curcmd; /* current command for next byte */ }; +#define SCANCODE_E0_PREFIX 1 +struct extended_translation { + uint32_t keysym; + uint8_t scancode; + int flags; +}; + +/* + * FIXME: Pause/break and Print Screen/SysRq require special handling. + */ +static const struct extended_translation extended_translations[] = { + {0xff08, 0x66}, /* Back space */ + {0xff09, 0x0d}, /* Tab */ + {0xff0d, 0x5a}, /* Return */ + {0xff1b, 0x76}, /* Escape */ + {0xff50, 0x6c, SCANCODE_E0_PREFIX}, /* Home */ + {0xff51, 0x6b, SCANCODE_E0_PREFIX}, /* Left arrow */ + {0xff52, 0x75, SCANCODE_E0_PREFIX}, /* Up arrow */ + {0xff53, 0x74, SCANCODE_E0_PREFIX}, /* Right arrow */ + {0xff54, 0x72, SCANCODE_E0_PREFIX}, /* Down arrow */ + {0xff55, 0x7d, SCANCODE_E0_PREFIX}, /* PgUp */ + {0xff56, 0x7a, SCANCODE_E0_PREFIX}, /* PgDown */ + {0xff57, 0x69, SCANCODE_E0_PREFIX}, /* End */ + {0xff63, 0x70, SCANCODE_E0_PREFIX}, /* Ins */ + {0xff8d, 0x5a, SCANCODE_E0_PREFIX}, /* Keypad Enter */ + {0xffe1, 0x12}, /* Left shift */ + {0xffe2, 0x59}, /* Right shift */ + {0xffe3, 0x14}, /* Left control */ + {0xffe4, 0x14, SCANCODE_E0_PREFIX}, /* Right control */ + /* {0xffe7, XXX}, Left meta */ + /* {0xffe8, XXX}, Right meta */ + {0xffe9, 0x11}, /* Left alt */ + {0xfe03, 0x11, SCANCODE_E0_PREFIX}, /* AltGr */ + {0xffea, 0x11, SCANCODE_E0_PREFIX}, /* Right alt */ + {0xffeb, 0x1f, SCANCODE_E0_PREFIX}, /* Left Windows */ + {0xffec, 0x27, SCANCODE_E0_PREFIX}, /* Right Windows */ + {0xffbe, 0x05}, /* F1 */ + {0xffbf, 0x06}, /* F2 */ + {0xffc0, 0x04}, /* F3 */ + {0xffc1, 0x0c}, /* F4 */ + {0xffc2, 0x03}, /* F5 */ + {0xffc3, 0x0b}, /* F6 */ + {0xffc4, 0x83}, /* F7 */ + {0xffc5, 0x0a}, /* F8 */ + {0xffc6, 0x01}, /* F9 */ + {0xffc7, 0x09}, /* F10 */ + {0xffc8, 0x78}, /* F11 */ + {0xffc9, 0x07}, /* F12 */ + {0xffff, 0x71, SCANCODE_E0_PREFIX}, /* Del */ + {0xff14, 0x7e}, /* ScrollLock */ + /* NumLock and Keypads*/ + {0xff7f, 0x77}, /* NumLock */ + {0xffaf, 0x4a, SCANCODE_E0_PREFIX}, /* Keypad slash */ + {0xffaa, 0x7c}, /* Keypad asterisk */ + {0xffad, 0x7b}, /* Keypad minus */ + {0xffab, 0x79}, /* Keypad plus */ + {0xffb7, 0x6c}, /* Keypad 7 */ + {0xff95, 0x6c}, /* Keypad home */ + {0xffb8, 0x75}, /* Keypad 8 */ + {0xff97, 0x75}, /* Keypad up arrow */ + {0xffb9, 0x7d}, /* Keypad 9 */ + {0xff9a, 0x7d}, /* Keypad PgUp */ + {0xffb4, 0x6b}, /* Keypad 4 */ + {0xff96, 0x6b}, /* Keypad left arrow */ + {0xffb5, 0x73}, /* Keypad 5 */ + {0xff9d, 0x73}, /* Keypad empty */ + {0xffb6, 0x74}, /* Keypad 6 */ + {0xff98, 0x74}, /* Keypad right arrow */ + {0xffb1, 0x69}, /* Keypad 1 */ + {0xff9c, 0x69}, /* Keypad end */ + {0xffb2, 0x72}, /* Keypad 2 */ + {0xff99, 0x72}, /* Keypad down arrow */ + {0xffb3, 0x7a}, /* Keypad 3 */ + {0xff9b, 0x7a}, /* Keypad PgDown */ + {0xffb0, 0x70}, /* Keypad 0 */ + {0xff9e, 0x70}, /* Keypad ins */ + {0xffae, 0x71}, /* Keypad . */ + {0xff9f, 0x71}, /* Keypad del */ + {0, 0, 0} /* Terminator */ +}; + +/* ASCII to type 2 scancode lookup table */ +static const uint8_t ascii_translations[128] = { + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x29, 0x16, 0x52, 0x26, 0x25, 0x2e, 0x3d, 0x52, + 0x46, 0x45, 0x3e, 0x55, 0x41, 0x4e, 0x49, 0x4a, + 0x45, 0x16, 0x1e, 0x26, 0x25, 0x2e, 0x36, 0x3d, + 0x3e, 0x46, 0x4c, 0x4c, 0x41, 0x55, 0x49, 0x4a, + 0x1e, 0x1c, 0x32, 0x21, 0x23, 0x24, 0x2b, 0x34, + 0x33, 0x43, 0x3b, 0x42, 0x4b, 0x3a, 0x31, 0x44, + 0x4d, 0x15, 0x2d, 0x1b, 0x2c, 0x3c, 0x2a, 0x1d, + 0x22, 0x35, 0x1a, 0x54, 0x5d, 0x5b, 0x36, 0x4e, + 0x0e, 0x1c, 0x32, 0x21, 0x23, 0x24, 0x2b, 0x34, + 0x33, 0x43, 0x3b, 0x42, 0x4b, 0x3a, 0x31, 0x44, + 0x4d, 0x15, 0x2d, 0x1b, 0x2c, 0x3c, 0x2a, 0x1d, + 0x22, 0x35, 0x1a, 0x54, 0x5d, 0x5b, 0x0e, 0x00, +}; + static void fifo_init(struct ps2kbd_softc *sc) { struct fifo *fifo; fifo = &sc->fifo; fifo->size = sizeof(((struct fifo *)0)->buf); } static void fifo_reset(struct ps2kbd_softc *sc) { struct fifo *fifo; fifo = &sc->fifo; bzero(fifo, sizeof(struct fifo)); fifo->size = sizeof(((struct fifo *)0)->buf); } static void fifo_put(struct ps2kbd_softc *sc, uint8_t val) { struct fifo *fifo; fifo = &sc->fifo; if (fifo->num < fifo->size) { fifo->buf[fifo->windex] = val; fifo->windex = (fifo->windex + 1) % fifo->size; fifo->num++; } } static int fifo_get(struct ps2kbd_softc *sc, uint8_t *val) { struct fifo *fifo; fifo = &sc->fifo; if (fifo->num > 0) { *val = fifo->buf[fifo->rindex]; fifo->rindex = (fifo->rindex + 1) % fifo->size; fifo->num--; return (0); } return (-1); } int ps2kbd_read(struct ps2kbd_softc *sc, uint8_t *val) { int retval; pthread_mutex_lock(&sc->mtx); retval = fifo_get(sc, val); pthread_mutex_unlock(&sc->mtx); return (retval); } void ps2kbd_write(struct ps2kbd_softc *sc, uint8_t val) { pthread_mutex_lock(&sc->mtx); if (sc->curcmd) { switch (sc->curcmd) { case PS2KC_SET_TYPEMATIC: fifo_put(sc, PS2KC_ACK); break; case PS2KC_SET_SCANCODE_SET: fifo_put(sc, PS2KC_ACK); break; case PS2KC_SET_LEDS: fifo_put(sc, PS2KC_ACK); break; default: fprintf(stderr, "Unhandled ps2 keyboard current " "command byte 0x%02x\n", val); break; } sc->curcmd = 0; } else { switch (val) { case 0x00: fifo_put(sc, PS2KC_ACK); break; case PS2KC_RESET_DEV: fifo_reset(sc); fifo_put(sc, PS2KC_ACK); fifo_put(sc, PS2KC_BAT_SUCCESS); break; case PS2KC_DISABLE: sc->enabled = false; fifo_put(sc, PS2KC_ACK); break; case PS2KC_ENABLE: sc->enabled = true; fifo_reset(sc); fifo_put(sc, PS2KC_ACK); break; case PS2KC_SET_TYPEMATIC: sc->curcmd = val; fifo_put(sc, PS2KC_ACK); break; case PS2KC_SEND_DEV_ID: fifo_put(sc, PS2KC_ACK); fifo_put(sc, 0xab); fifo_put(sc, 0x83); break; case PS2KC_SET_SCANCODE_SET: sc->curcmd = val; fifo_put(sc, PS2KC_ACK); break; case PS2KC_ECHO: fifo_put(sc, PS2KC_ECHO); break; case PS2KC_SET_LEDS: sc->curcmd = val; fifo_put(sc, PS2KC_ACK); break; default: fprintf(stderr, "Unhandled ps2 keyboard command " "0x%02x\n", val); break; } } pthread_mutex_unlock(&sc->mtx); } /* * Translate keysym to type 2 scancode and insert into keyboard buffer. */ static void ps2kbd_keysym_queue(struct ps2kbd_softc *sc, int down, uint32_t keysym) { - /* ASCII to type 2 scancode lookup table */ - const uint8_t translation[128] = { - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x29, 0x16, 0x52, 0x26, 0x25, 0x2e, 0x3d, 0x52, - 0x46, 0x45, 0x3e, 0x55, 0x41, 0x4e, 0x49, 0x4a, - 0x45, 0x16, 0x1e, 0x26, 0x25, 0x2e, 0x36, 0x3d, - 0x3e, 0x46, 0x4c, 0x4c, 0x41, 0x55, 0x49, 0x4a, - 0x1e, 0x1c, 0x32, 0x21, 0x23, 0x24, 0x2b, 0x34, - 0x33, 0x43, 0x3b, 0x42, 0x4b, 0x3a, 0x31, 0x44, - 0x4d, 0x15, 0x2d, 0x1b, 0x2c, 0x3c, 0x2a, 0x1d, - 0x22, 0x35, 0x1a, 0x54, 0x5d, 0x5b, 0x36, 0x4e, - 0x0e, 0x1c, 0x32, 0x21, 0x23, 0x24, 0x2b, 0x34, - 0x33, 0x43, 0x3b, 0x42, 0x4b, 0x3a, 0x31, 0x44, - 0x4d, 0x15, 0x2d, 0x1b, 0x2c, 0x3c, 0x2a, 0x1d, - 0x22, 0x35, 0x1a, 0x54, 0x5d, 0x5b, 0x0e, 0x00, - }; - assert(pthread_mutex_isowned_np(&sc->mtx)); + int e0_prefix, found; + uint8_t code; + const struct extended_translation *trans; - switch (keysym) { - case 0x0 ... 0x7f: - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, translation[keysym]); - break; - case 0xff08: /* Back space */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x66); - break; - case 0xff09: /* Tab */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x0d); - break; - case 0xff0d: /* Return */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x5a); - break; - case 0xff1b: /* Escape */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x76); - break; - case 0xff50: /* Home */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x6c); - break; - case 0xff51: /* Left arrow */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x6b); - break; - case 0xff52: /* Up arrow */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x75); - break; - case 0xff53: /* Right arrow */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x74); - break; - case 0xff54: /* Down arrow */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x72); - break; - case 0xff55: /* PgUp */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x7d); - break; - case 0xff56: /* PgDwn */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x7a); - break; - case 0xff57: /* End */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x69); - break; - case 0xff63: /* Ins */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x70); - break; - case 0xff8d: /* Keypad Enter */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x5a); - break; - case 0xffe1: /* Left shift */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x12); - break; - case 0xffe2: /* Right shift */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x59); - break; - case 0xffe3: /* Left control */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x14); - break; - case 0xffe4: /* Right control */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x14); - break; - case 0xffe7: /* Left meta */ - /* XXX */ - break; - case 0xffe8: /* Right meta */ - /* XXX */ - break; - case 0xffe9: /* Left alt */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x11); - break; - case 0xfe03: /* AltGr */ - case 0xffea: /* Right alt */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x11); - break; - case 0xffeb: /* Left Windows */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x1f); - break; - case 0xffec: /* Right Windows */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x27); - break; - case 0xffbe: /* F1 */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x05); - break; - case 0xffbf: /* F2 */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x06); - break; - case 0xffc0: /* F3 */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x04); - break; - case 0xffc1: /* F4 */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x0C); - break; - case 0xffc2: /* F5 */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x03); - break; - case 0xffc3: /* F6 */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x0B); - break; - case 0xffc4: /* F7 */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x83); - break; - case 0xffc5: /* F8 */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x0A); - break; - case 0xffc6: /* F9 */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x01); - break; - case 0xffc7: /* F10 */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x09); - break; - case 0xffc8: /* F11 */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x78); - break; - case 0xffc9: /* F12 */ - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x07); - break; - case 0xffff: /* Del */ - fifo_put(sc, 0xe0); - if (!down) - fifo_put(sc, 0xf0); - fifo_put(sc, 0x71); - break; - default: - fprintf(stderr, "Unhandled ps2 keyboard keysym 0x%x\n", - keysym); - break; + found = 0; + printf("keysym 0x%x\n", keysym); + if (keysym < 0x80) { + code = ascii_translations[keysym]; + e0_prefix = 0; + found = 1; + } else { + for (trans = &(extended_translations[0]); trans->keysym != 0; + trans++) { + if (keysym == trans->keysym) { + code = trans->scancode; + e0_prefix = trans->flags & SCANCODE_E0_PREFIX; + found = 1; + break; + } + } } + + if (!found) { + fprintf(stderr, "Unhandled ps2 keyboard keysym 0x%x\n", keysym); + return; + } + + if (e0_prefix) + fifo_put(sc, 0xe0); + if (!down) + fifo_put(sc, 0xf0); + fifo_put(sc, code); } static void ps2kbd_event(int down, uint32_t keysym, void *arg) { struct ps2kbd_softc *sc = arg; int fifo_full; pthread_mutex_lock(&sc->mtx); if (!sc->enabled) { pthread_mutex_unlock(&sc->mtx); return; } fifo_full = sc->fifo.num == PS2KBD_FIFOSZ; ps2kbd_keysym_queue(sc, down, keysym); pthread_mutex_unlock(&sc->mtx); if (!fifo_full) atkbdc_event(sc->atkbdc_sc, 1); } struct ps2kbd_softc * ps2kbd_init(struct atkbdc_softc *atkbdc_sc) { struct ps2kbd_softc *sc; sc = calloc(1, sizeof (struct ps2kbd_softc)); pthread_mutex_init(&sc->mtx, NULL); fifo_init(sc); sc->atkbdc_sc = atkbdc_sc; console_kbd_register(ps2kbd_event, sc, 1); return (sc); }