Changeset ba551ba7 in mainline

Timestamp:

2011-12-26T09:57:35Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

7cb0cb4

Parents:

65ceb4b

Message:

xtkbd: Implement scancode parsing.

File:

• uspace/drv/char/xtkbd/xtkbd.c (modified) (2 diffs)

uspace/drv/char/xtkbd/xtkbd.c

@@ -37 +37 @@
 #include <device/char_dev.h>
 #include <ddf/log.h>
+#include <io/keycode.h>
+#include <io/console.h>
 #include <ipc/kbdev.h>
 #include <abi/ipc/methods.h>
 
 #include "xtkbd.h"
-
+static const int scanmap_simple[] = {
+
+        [0x29] = KC_BACKTICK,
+
+        [0x02] = KC_1,
+        [0x03] = KC_2,
+        [0x04] = KC_3,
+        [0x05] = KC_4,
+        [0x06] = KC_5,
+        [0x07] = KC_6,
+        [0x08] = KC_7,
+        [0x09] = KC_8,
+        [0x0a] = KC_9,
+        [0x0b] = KC_0,
+
+        [0x0c] = KC_MINUS,
+        [0x0d] = KC_EQUALS,
+        [0x0e] = KC_BACKSPACE,
+
+        [0x0f] = KC_TAB,
+
+        [0x10] = KC_Q,
+        [0x11] = KC_W,
+        [0x12] = KC_E,
+        [0x13] = KC_R,
+        [0x14] = KC_T,
+        [0x15] = KC_Y,
+        [0x16] = KC_U,
+        [0x17] = KC_I,
+        [0x18] = KC_O,
+        [0x19] = KC_P,
+
+        [0x1a] = KC_LBRACKET,
+        [0x1b] = KC_RBRACKET,
+
+        [0x3a] = KC_CAPS_LOCK,
+
+        [0x1e] = KC_A,
+        [0x1f] = KC_S,
+        [0x20] = KC_D,
+        [0x21] = KC_F,
+        [0x22] = KC_G,
+        [0x23] = KC_H,
+        [0x24] = KC_J,
+        [0x25] = KC_K,
+        [0x26] = KC_L,
+
+        [0x27] = KC_SEMICOLON,
+        [0x28] = KC_QUOTE,
+        [0x2b] = KC_BACKSLASH,
+
+        [0x2a] = KC_LSHIFT,
+
+        [0x2c] = KC_Z,
+        [0x2d] = KC_X,
+        [0x2e] = KC_C,
+        [0x2f] = KC_V,
+        [0x30] = KC_B,
+        [0x31] = KC_N,
+        [0x32] = KC_M,
+
+        [0x33] = KC_COMMA,
+        [0x34] = KC_PERIOD,
+        [0x35] = KC_SLASH,
+
+        [0x36] = KC_RSHIFT,
+
+        [0x1d] = KC_LCTRL,
+        [0x38] = KC_LALT,
+        [0x39] = KC_SPACE,
+
+        [0x01] = KC_ESCAPE,
+
+        [0x3b] = KC_F1,
+        [0x3c] = KC_F2,
+        [0x3d] = KC_F3,
+        [0x3e] = KC_F4,
+        [0x3f] = KC_F5,
+        [0x40] = KC_F6,
+        [0x41] = KC_F7,
+
+        [0x42] = KC_F8,
+        [0x43] = KC_F9,
+        [0x44] = KC_F10,
+
+        [0x57] = KC_F11,
+        [0x58] = KC_F12,
+
+        [0x46] = KC_SCROLL_LOCK,
+
+        [0x1c] = KC_ENTER,
+
+        [0x45] = KC_NUM_LOCK,
+        [0x37] = KC_NTIMES,
+        [0x4a] = KC_NMINUS,
+        [0x4e] = KC_NPLUS,
+        [0x47] = KC_N7,
+        [0x48] = KC_N8,
+        [0x49] = KC_N9,
+        [0x4b] = KC_N4,
+        [0x4c] = KC_N5,
+        [0x4d] = KC_N6,
+        [0x4f] = KC_N1,
+        [0x50] = KC_N2,
+        [0x51] = KC_N3,
+        [0x52] = KC_N0,
+        [0x53] = KC_NPERIOD
+};
+/*----------------------------------------------------------------------------*/
+static const int scanmap_e0[] = {
+        [0x38] = KC_RALT,
+        [0x1d] = KC_RSHIFT,
+
+        [0x37] = KC_PRTSCR,
+
+        [0x52] = KC_INSERT,
+        [0x47] = KC_HOME,
+        [0x49] = KC_PAGE_UP,
+
+        [0x53] = KC_DELETE,
+        [0x4f] = KC_END,
+        [0x51] = KC_PAGE_DOWN,
+
+        [0x48] = KC_UP,
+        [0x4b] = KC_LEFT,
+        [0x50] = KC_DOWN,
+        [0x4d] = KC_RIGHT,
+
+        [0x35] = KC_NSLASH,
+        [0x1c] = KC_NENTER
+};
+/*----------------------------------------------------------------------------*/
 static int polling(void *);
 static void default_connection_handler(ddf_fun_t *fun,
     ipc_callid_t icallid, ipc_call_t *icall);
-
+/*----------------------------------------------------------------------------*/
 static ddf_dev_ops_t kbd_ops = {
         .default_handler = default_connection_handler
 };
-
+/*----------------------------------------------------------------------------*/
 int xt_kbd_init(xt_kbd_t *kbd, ddf_dev_t *dev)
 {
@@ -104 +237 @@
         assert(kbd->parent_sess);
         while (1) {
+                const int *map = scanmap_simple;
+                size_t map_size = sizeof(scanmap_simple) / sizeof(int);
+
                 uint8_t code = 0;
                 ssize_t size = char_dev_read(kbd->parent_sess, &code, 1);
-                ddf_msg(LVL_DEBUG, "Got scancode: %hhx, size: %zd", code, size);
+
+                if (code == 0xe0) {
+                        map = scanmap_e0;
+                        map_size = sizeof(scanmap_e0) / sizeof(int);
+                        size = char_dev_read(kbd->parent_sess, &code, 1);
+                }
+
+
+                kbd_event_type_t type;
+                if (code & 0x80) {
+                        code &= ~0x80;
+                        type = KEY_RELEASE;
+                } else {
+                        type = KEY_PRESS;
+                }
+
+                if ((size_t) code >= map_size) {
+                        ddf_msg(LVL_WARN,
+                            "Unknown scancode: %hhx, size: %zd", code, size);
+                        continue;
+                }
+
+                const unsigned key = map[code];
+                if (key != 0) {
+                        async_exch_t *exch =
+                            async_exchange_begin(kbd->input_sess);
+                        if (!exch) {
+                                ddf_msg(LVL_ERROR,
+                                    "Failed to create input exchange.");
+                                continue;
+                        }
+                        async_msg_4(exch, KBDEV_EVENT, type, key, 0, 0);
+                        async_exchange_end(exch);
+                }
         }
 }