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authorRalf Baechle <ralf@linux-mips.org>1997-09-12 01:29:55 +0000
committerRalf Baechle <ralf@linux-mips.org>1997-09-12 01:29:55 +0000
commit545f435ebcfd94a1e7c20b46efe81b4d6ac4e698 (patch)
treee9ce4bc598d06374bda906f18365984bf22a526a /drivers/sbus/char/pcikbd.h
parent4291a610eef89d0d5c69d9a10ee6560e1aa36c74 (diff)
Merge with Linux 2.1.55. More bugfixes and goodies from my private
CVS archive.
Diffstat (limited to 'drivers/sbus/char/pcikbd.h')
-rw-r--r--drivers/sbus/char/pcikbd.h123
1 files changed, 123 insertions, 0 deletions
diff --git a/drivers/sbus/char/pcikbd.h b/drivers/sbus/char/pcikbd.h
new file mode 100644
index 000000000..234a5e980
--- /dev/null
+++ b/drivers/sbus/char/pcikbd.h
@@ -0,0 +1,123 @@
+/* $Id: pcikbd.h,v 1.1 1997/08/24 02:53:25 davem Exp $
+ * pcikbd.h: PCI/PC 8042 keyboard/mouse driver stuff. Mostly snarfed
+ * from the existing driver by Martin Mares.
+ *
+ * Copyright (C) 1997 Martin Mares <mj@atrey.karlin.mff.cuni.cz>
+ *
+ * Ultra/AX specific hacks are:
+ *
+ * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
+ */
+
+#ifndef __PCIKBD_H
+#define __PCIKBD_H
+
+/*
+ * Configuration Switches
+ */
+
+#define KBD_REPORT_ERR /* Report keyboard errors */
+#define KBD_REPORT_UNKN /* Report unknown scan codes */
+#define KBD_REPORT_TIMEOUTS /* Report keyboard timeouts */
+
+#define KBD_INIT_TIMEOUT HZ /* Timeout for initializing the keyboard */
+#define KBC_TIMEOUT (HZ/4) /* Timeout for sending to keyboard controller */
+#define KBD_TIMEOUT (HZ/4) /* Timeout for keyboard command acknowledge */
+
+/*
+ * Internal variables of the driver
+ */
+
+extern unsigned char kbd_read_mask;
+extern unsigned char aux_device_present;
+
+extern unsigned long pcikbd_iobase;
+extern unsigned int pcikbd_irq;
+
+/*
+ * Keyboard Controller Registers
+ *
+ * NOTE: These are offsets from pcikbd_iobase, not absolute.
+ */
+
+#define KBD_STATUS_REG 0x04
+#define KBD_CNTL_REG KBD_STATUS_REG
+#define KBD_DATA_REG 0x00
+
+/*
+ * Keyboard Controller Commands
+ */
+
+#define KBD_CCMD_READ_MODE 0x20 /* Read mode bits */
+#define KBD_CCMD_WRITE_MODE 0x60 /* Write mode bits */
+#define KBD_CCMD_GET_VERSION 0xA1 /* Get controller version */
+#define KBD_CCMD_MOUSE_DISABLE 0xA7 /* Disable mouse interface */
+#define KBD_CCMD_MOUSE_ENABLE 0xA8 /* Enable mouse interface */
+#define KBD_CCMD_TEST_MOUSE 0xA9 /* Mouse interface test */
+#define KBD_CCMD_SELF_TEST 0xAA /* Controller self test */
+#define KBD_CCMD_KBD_TEST 0xAB /* Keyboard interface test */
+#define KBD_CCMD_KBD_DISABLE 0xAD /* Keyboard interface disable */
+#define KBD_CCMD_KBD_ENABLE 0xAE /* Keyboard interface enable */
+#define KBD_CCMD_WRITE_MOUSE 0xD4 /* Write the following byte to the mouse */
+
+/*
+ * Keyboard Commands
+ */
+
+#define KBD_CMD_SET_LEDS 0xED /* Set keyboard leds */
+#define KBD_CMD_SET_RATE 0xF3 /* Set typematic rate */
+#define KBD_CMD_ENABLE 0xF4 /* Enable scanning */
+#define KBD_CMD_DISABLE 0xF5 /* Disable scanning */
+#define KBD_CMD_RESET 0xFF /* Reset */
+
+/*
+ * Keyboard Replies
+ */
+
+#define KBD_REPLY_POR 0xAA /* Power on reset */
+#define KBD_REPLY_ACK 0xFA /* Command ACK */
+#define KBD_REPLY_RESEND 0xFE /* Command NACK, send the cmd again */
+
+/*
+ * Status Register Bits
+ */
+
+#define KBD_STAT_OBF 0x01 /* Keyboard output buffer full */
+#define KBD_STAT_IBF 0x02 /* Keyboard input buffer full */
+#define KBD_STAT_SELFTEST 0x04 /* Self test successful */
+#define KBD_STAT_CMD 0x08 /* Last write was a command write (0=data) */
+#define KBD_STAT_UNLOCKED 0x10 /* Zero if keyboard locked */
+#define KBD_STAT_MOUSE_OBF 0x20 /* Mouse output buffer full */
+#define KBD_STAT_GTO 0x40 /* General receive/xmit timeout */
+#define KBD_STAT_PERR 0x80 /* Parity error */
+
+#define AUX_STAT_OBF (KBD_STAT_OBF | KBD_STAT_MOUSE_OBF)
+
+/*
+ * Controller Mode Register Bits
+ */
+
+#define KBD_MODE_KBD_INT 0x01 /* Keyboard data generage IRQ1 */
+#define KBD_MODE_MOUSE_INT 0x02 /* Mouse data generate IRQ12 */
+#define KBD_MODE_SYS 0x04 /* The system flag (?) */
+#define KBD_MODE_NO_KEYLOCK 0x08 /* The keylock doesn't affect the keyboard if set */
+#define KBD_MODE_DISABLE_KBD 0x10 /* Disable keyboard interface */
+#define KBD_MODE_DISABLE_MOUSE 0x20 /* Disable mouse interface */
+#define KBD_MODE_KCC 0x40 /* Scan code conversion to PC format */
+#define KBD_MODE_RFU 0x80
+
+/*
+ * Mouse Commands
+ */
+
+#define AUX_SET_RES 0xE8 /* Set resolution */
+#define AUX_SET_SCALE11 0xE6 /* Set 1:1 scaling */
+#define AUX_SET_SCALE21 0xE7 /* Set 2:1 scaling */
+#define AUX_GET_SCALE 0xE9 /* Get scaling factor */
+#define AUX_SET_STREAM 0xEA /* Set stream mode */
+#define AUX_SET_SAMPLE 0xF3 /* Set sample rate */
+#define AUX_ENABLE_DEV 0xF4 /* Enable aux device */
+#define AUX_DISABLE_DEV 0xF5 /* Disable aux device */
+#define AUX_RESET 0xFF /* Reset aux device */
+
+#endif /* __PCIKBD_H */