1 files changed, 146 insertions, 0 deletions

diff --git a/kernel/include/linux/kbd_kern.h b/kernel/include/linux/kbd_kern.h
new file mode 100644
index 000000000..cbfb171bb
--- /dev/null
+++ b/kernel/include/linux/kbd_kern.h
@@ -0,0 +1,146 @@
+#ifndef _KBD_KERN_H
+#define _KBD_KERN_H
+
+#include <linux/tty.h>
+#include <linux/interrupt.h>
+#include <linux/keyboard.h>
+
+extern struct tasklet_struct keyboard_tasklet;
+
+extern char *func_table[MAX_NR_FUNC];
+extern char func_buf[];
+extern char *funcbufptr;
+extern int funcbufsize, funcbufleft;
+
+/*
+ * kbd->xxx contains the VC-local things (flag settings etc..)
+ *
+ * Note: externally visible are LED_SCR, LED_NUM, LED_CAP defined in kd.h
+ *       The code in KDGETLED / KDSETLED depends on the internal and
+ *       external order being the same.
+ *
+ * Note: lockstate is used as index in the array key_map.
+ */
+struct kbd_struct {
+
+	unsigned char lockstate;
+/* 8 modifiers - the names do not have any meaning at all;
+   they can be associated to arbitrarily chosen keys */
+#define VC_SHIFTLOCK	KG_SHIFT	/* shift lock mode */
+#define VC_ALTGRLOCK	KG_ALTGR	/* altgr lock mode */
+#define VC_CTRLLOCK	KG_CTRL 	/* control lock mode */
+#define VC_ALTLOCK	KG_ALT  	/* alt lock mode */
+#define VC_SHIFTLLOCK	KG_SHIFTL	/* shiftl lock mode */
+#define VC_SHIFTRLOCK	KG_SHIFTR	/* shiftr lock mode */
+#define VC_CTRLLLOCK	KG_CTRLL 	/* ctrll lock mode */
+#define VC_CTRLRLOCK	KG_CTRLR 	/* ctrlr lock mode */
+	unsigned char slockstate; 	/* for `sticky' Shift, Ctrl, etc. */
+
+	unsigned char ledmode:1;
+#define LED_SHOW_FLAGS 0        /* traditional state */
+#define LED_SHOW_IOCTL 1        /* only change leds upon ioctl */
+
+	unsigned char ledflagstate:4;	/* flags, not lights */
+	unsigned char default_ledflagstate:4;
+#define VC_SCROLLOCK	0	/* scroll-lock mode */
+#define VC_NUMLOCK	1	/* numeric lock mode */
+#define VC_CAPSLOCK	2	/* capslock mode */
+#define VC_KANALOCK	3	/* kanalock mode */
+
+	unsigned char kbdmode:3;	/* one 3-bit value */
+#define VC_XLATE	0	/* translate keycodes using keymap */
+#define VC_MEDIUMRAW	1	/* medium raw (keycode) mode */
+#define VC_RAW		2	/* raw (scancode) mode */
+#define VC_UNICODE	3	/* Unicode mode */
+#define VC_OFF		4	/* disabled mode */
+
+	unsigned char modeflags:5;
+#define VC_APPLIC	0	/* application key mode */
+#define VC_CKMODE	1	/* cursor key mode */
+#define VC_REPEAT	2	/* keyboard repeat */
+#define VC_CRLF		3	/* 0 - enter sends CR, 1 - enter sends CRLF */
+#define VC_META		4	/* 0 - meta, 1 - meta=prefix with ESC */
+};
+
+extern int kbd_init(void);
+
+extern void setledstate(struct kbd_struct *kbd, unsigned int led);
+
+extern int do_poke_blanked_console;
+
+extern void (*kbd_ledfunc)(unsigned int led);
+
+extern int set_console(int nr);
+extern void schedule_console_callback(void);
+
+/* FIXME: review locking for vt.c callers */
+static inline void set_leds(void)
+{
+	tasklet_schedule(&keyboard_tasklet);
+}
+
+static inline int vc_kbd_mode(struct kbd_struct * kbd, int flag)
+{
+	return ((kbd->modeflags >> flag) & 1);
+}
+
+static inline int vc_kbd_led(struct kbd_struct * kbd, int flag)
+{
+	return ((kbd->ledflagstate >> flag) & 1);
+}
+
+static inline void set_vc_kbd_mode(struct kbd_struct * kbd, int flag)
+{
+	kbd->modeflags |= 1 << flag;
+}
+
+static inline void set_vc_kbd_led(struct kbd_struct * kbd, int flag)
+{
+	kbd->ledflagstate |= 1 << flag;
+}
+
+static inline void clr_vc_kbd_mode(struct kbd_struct * kbd, int flag)
+{
+	kbd->modeflags &= ~(1 << flag);
+}
+
+static inline void clr_vc_kbd_led(struct kbd_struct * kbd, int flag)
+{
+	kbd->ledflagstate &= ~(1 << flag);
+}
+
+static inline void chg_vc_kbd_lock(struct kbd_struct * kbd, int flag)
+{
+	kbd->lockstate ^= 1 << flag;
+}
+
+static inline void chg_vc_kbd_slock(struct kbd_struct * kbd, int flag)
+{
+	kbd->slockstate ^= 1 << flag;
+}
+
+static inline void chg_vc_kbd_mode(struct kbd_struct * kbd, int flag)
+{
+	kbd->modeflags ^= 1 << flag;
+}
+
+static inline void chg_vc_kbd_led(struct kbd_struct * kbd, int flag)
+{
+	kbd->ledflagstate ^= 1 << flag;
+}
+
+#define U(x) ((x) ^ 0xf000)
+
+#define BRL_UC_ROW 0x2800
+
+/* keyboard.c */
+
+struct console;
+
+void compute_shiftstate(void);
+
+/* defkeymap.c */
+
+extern unsigned int keymap_count;
+
+#endif