#include <linux/module.h>
#include <linux/errno.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/slab.h>
#include <linux/mutex.h>
#include <linux/ioport.h>
#include <linux/init.h>
#include <linux/miscdevice.h>
#include <linux/mm.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <asm/openprom.h>
#include <asm/oplib.h>
#include <asm/irq.h>
#include <asm/io.h>
#include <asm/pgtable.h>

Data Structures
struct	uctrl_regs

struct	ts102_regs

struct	uctrl_txn

struct	uctrl_status

struct	uctrl_driver

Macros
#define	UCTRL_MINOR 174

#define	DEBUG 1

#define	dprintk(x) printk x

#define	UCTRL_INTR_TXE_REQ 0x01 /* transmit FIFO empty int req */

#define	UCTRL_INTR_TXNF_REQ 0x02 /* transmit FIFO not full int req */

#define	UCTRL_INTR_RXNE_REQ 0x04 /* receive FIFO not empty int req */

#define	UCTRL_INTR_RXO_REQ 0x08 /* receive FIFO overflow int req */

#define	UCTRL_INTR_TXE_MSK 0x10 /* transmit FIFO empty mask */

#define	UCTRL_INTR_TXNF_MSK 0x20 /* transmit FIFO not full mask */

#define	UCTRL_INTR_RXNE_MSK 0x40 /* receive FIFO not empty mask */

#define	UCTRL_INTR_RXO_MSK 0x80 /* receive FIFO overflow mask */

#define	UCTRL_STAT_TXE_STA 0x01 /* transmit FIFO empty status */

#define	UCTRL_STAT_TXNF_STA 0x02 /* transmit FIFO not full status */

#define	UCTRL_STAT_RXNE_STA 0x04 /* receive FIFO not empty status */

#define	UCTRL_STAT_RXO_STA 0x08 /* receive FIFO overflow status */

#define	WRITEUCTLDATA(value)

#define	READUCTLDATA(value)

Enumerations
enum	uctrl_opcode { READ_SERIAL_NUMBER =0x1, READ_ETHERNET_ADDRESS =0x2, READ_HARDWARE_VERSION =0x3, READ_MICROCONTROLLER_VERSION =0x4, READ_MAX_TEMPERATURE =0x5, READ_MIN_TEMPERATURE =0x6, READ_CURRENT_TEMPERATURE =0x7, READ_SYSTEM_VARIANT =0x8, READ_POWERON_CYCLES =0x9, READ_POWERON_SECONDS =0xA, READ_RESET_STATUS =0xB, READ_EVENT_STATUS =0xC, READ_REAL_TIME_CLOCK =0xD, READ_EXTERNAL_VGA_PORT =0xE, READ_MICROCONTROLLER_ROM_CHECKSUM =0xF, READ_ERROR_STATUS =0x10, READ_EXTERNAL_STATUS =0x11, READ_USER_CONFIGURATION_AREA =0x12, READ_MICROCONTROLLER_VOLTAGE =0x13, READ_INTERNAL_BATTERY_VOLTAGE =0x14, READ_DCIN_VOLTAGE =0x15, READ_HORIZONTAL_POINTER_VOLTAGE =0x16, READ_VERTICAL_POINTER_VOLTAGE =0x17, READ_INTERNAL_BATTERY_CHARGE_LEVEL =0x18, READ_EXTERNAL_BATTERY_CHARGE_LEVEL =0x19, READ_REAL_TIME_CLOCK_ALARM =0x1A, READ_EVENT_STATUS_NO_RESET =0x1B, READ_INTERNAL_KEYBOARD_LAYOUT =0x1C, READ_EXTERNAL_KEYBOARD_LAYOUT =0x1D, READ_EEPROM_STATUS =0x1E, CONTROL_LCD =0x20, CONTROL_BITPORT =0x21, SPEAKER_VOLUME =0x23, CONTROL_TFT_BRIGHTNESS =0x24, CONTROL_WATCHDOG =0x25, CONTROL_FACTORY_EEPROM_AREA =0x26, CONTROL_KBD_TIME_UNTIL_REPEAT =0x28, CONTROL_KBD_TIME_BETWEEN_REPEATS =0x29, CONTROL_TIMEZONE =0x2A, CONTROL_MARK_SPACE_RATIO =0x2B, CONTROL_DIAGNOSTIC_MODE =0x2E, CONTROL_SCREEN_CONTRAST =0x2F, RING_BELL =0x30, SET_DIAGNOSTIC_STATUS =0x32, CLEAR_KEY_COMBINATION_TABLE =0x33, PERFORM_SOFTWARE_RESET =0x34, SET_REAL_TIME_CLOCK =0x35, RECALIBRATE_POINTING_STICK =0x36, SET_BELL_FREQUENCY =0x37, SET_INTERNAL_BATTERY_CHARGE_RATE =0x39, SET_EXTERNAL_BATTERY_CHARGE_RATE =0x3A, SET_REAL_TIME_CLOCK_ALARM =0x3B, READ_EEPROM =0x40, WRITE_EEPROM =0x41, WRITE_TO_STATUS_DISPLAY =0x42, DEFINE_SPECIAL_CHARACTER =0x43, DEFINE_KEY_COMBINATION_ENTRY =0x50, DEFINE_STRING_TABLE_ENTRY =0x51, DEFINE_STATUS_SCREEN_DISPLAY =0x52, PERFORM_EMU_COMMANDS =0x64, READ_EMU_REGISTER =0x65, WRITE_EMU_REGISTER =0x66, READ_EMU_RAM =0x67, WRITE_EMU_RAM =0x68, READ_BQ_REGISTER =0x69, WRITE_BQ_REGISTER =0x6A, SET_USER_PASSWORD =0x70, VERIFY_USER_PASSWORD =0x71, GET_SYSTEM_PASSWORD_KEY =0x72, VERIFY_SYSTEM_PASSWORD =0x73, POWER_OFF =0x82, POWER_RESTART =0x83 }

Functions
	MODULE_DEVICE_TABLE (of, uctrl_match)

	module_platform_driver (uctrl_driver)

	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define DEBUG 1

Definition at line 28 of file uctrl.c.

#define dprintk ( x ) printk x

Definition at line 30 of file uctrl.c.

#define READUCTLDATA ( value )

Value:

{ \
  unsigned int i; \
  value = 0; \
  for (i = 0; i < 10000; i++) { \
      if ((UCTRL_STAT_RXNE_STA & sbus_readl(&driver->regs->uctrl_stat)) == 0) \
      break; \
    udelay(1); \
  } \
  value = sbus_readl(&driver->regs->uctrl_data); \
  dprintk(("read data 0x%02x\n", value)); \
  sbus_writel(UCTRL_STAT_RXNE_STA, &driver->regs->uctrl_stat); \
}

Definition at line 251 of file uctrl.c.

#define UCTRL_INTR_RXNE_MSK 0x40 /* receive FIFO not empty mask */

Definition at line 65 of file uctrl.c.

#define UCTRL_INTR_RXNE_REQ 0x04 /* receive FIFO not empty int req */

Definition at line 61 of file uctrl.c.

#define UCTRL_INTR_RXO_MSK 0x80 /* receive FIFO overflow mask */

Definition at line 66 of file uctrl.c.

#define UCTRL_INTR_RXO_REQ 0x08 /* receive FIFO overflow int req */

Definition at line 62 of file uctrl.c.

#define UCTRL_INTR_TXE_MSK 0x10 /* transmit FIFO empty mask */

Definition at line 63 of file uctrl.c.

#define UCTRL_INTR_TXE_REQ 0x01 /* transmit FIFO empty int req */

Definition at line 59 of file uctrl.c.

#define UCTRL_INTR_TXNF_MSK 0x20 /* transmit FIFO not full mask */

Definition at line 64 of file uctrl.c.

#define UCTRL_INTR_TXNF_REQ 0x02 /* transmit FIFO not full int req */

Definition at line 60 of file uctrl.c.

#define UCTRL_MINOR 174

Definition at line 26 of file uctrl.c.

#define UCTRL_STAT_RXNE_STA 0x04 /* receive FIFO not empty status */

Definition at line 71 of file uctrl.c.

#define UCTRL_STAT_RXO_STA 0x08 /* receive FIFO overflow status */

Definition at line 72 of file uctrl.c.

#define UCTRL_STAT_TXE_STA 0x01 /* transmit FIFO empty status */

Definition at line 69 of file uctrl.c.

#define UCTRL_STAT_TXNF_STA 0x02 /* transmit FIFO not full status */

Definition at line 70 of file uctrl.c.

#define WRITEUCTLDATA ( value )

Value:

{ \
  unsigned int i; \
  for (i = 0; i < 10000; i++) { \
      if (UCTRL_STAT_TXNF_STA & sbus_readl(&driver->regs->uctrl_stat)) \
      break; \
  } \
  dprintk(("write data 0x%02x\n", value)); \
  sbus_writel(value, &driver->regs->uctrl_data); \
}

Definition at line 239 of file uctrl.c.

Enumeration Type Documentation

enum uctrl_opcode

Enumerator:

READ_SERIAL_NUMBER
READ_ETHERNET_ADDRESS
READ_HARDWARE_VERSION
READ_MICROCONTROLLER_VERSION
READ_MAX_TEMPERATURE
READ_MIN_TEMPERATURE
READ_CURRENT_TEMPERATURE
READ_SYSTEM_VARIANT
READ_POWERON_CYCLES
READ_POWERON_SECONDS
READ_RESET_STATUS
READ_EVENT_STATUS
READ_REAL_TIME_CLOCK
READ_EXTERNAL_VGA_PORT
READ_MICROCONTROLLER_ROM_CHECKSUM
READ_ERROR_STATUS
READ_EXTERNAL_STATUS
READ_USER_CONFIGURATION_AREA
READ_MICROCONTROLLER_VOLTAGE
READ_INTERNAL_BATTERY_VOLTAGE
READ_DCIN_VOLTAGE
READ_HORIZONTAL_POINTER_VOLTAGE
READ_VERTICAL_POINTER_VOLTAGE
READ_INTERNAL_BATTERY_CHARGE_LEVEL
READ_EXTERNAL_BATTERY_CHARGE_LEVEL
READ_REAL_TIME_CLOCK_ALARM
READ_EVENT_STATUS_NO_RESET
READ_INTERNAL_KEYBOARD_LAYOUT
READ_EXTERNAL_KEYBOARD_LAYOUT
READ_EEPROM_STATUS
CONTROL_LCD
CONTROL_BITPORT
SPEAKER_VOLUME
CONTROL_TFT_BRIGHTNESS
CONTROL_WATCHDOG
CONTROL_FACTORY_EEPROM_AREA
CONTROL_KBD_TIME_UNTIL_REPEAT
CONTROL_KBD_TIME_BETWEEN_REPEATS
CONTROL_TIMEZONE
CONTROL_MARK_SPACE_RATIO
CONTROL_DIAGNOSTIC_MODE
CONTROL_SCREEN_CONTRAST
RING_BELL
SET_DIAGNOSTIC_STATUS
CLEAR_KEY_COMBINATION_TABLE
PERFORM_SOFTWARE_RESET
SET_REAL_TIME_CLOCK
RECALIBRATE_POINTING_STICK
SET_BELL_FREQUENCY
SET_INTERNAL_BATTERY_CHARGE_RATE
SET_EXTERNAL_BATTERY_CHARGE_RATE
SET_REAL_TIME_CLOCK_ALARM
READ_EEPROM
WRITE_EEPROM
WRITE_TO_STATUS_DISPLAY
DEFINE_SPECIAL_CHARACTER
DEFINE_KEY_COMBINATION_ENTRY
DEFINE_STRING_TABLE_ENTRY
DEFINE_STATUS_SCREEN_DISPLAY
PERFORM_EMU_COMMANDS
READ_EMU_REGISTER
WRITE_EMU_REGISTER
READ_EMU_RAM
WRITE_EMU_RAM
READ_BQ_REGISTER
WRITE_BQ_REGISTER
SET_USER_PASSWORD
VERIFY_USER_PASSWORD
GET_SYSTEM_PASSWORD_KEY
VERIFY_SYSTEM_PASSWORD
POWER_OFF
POWER_RESTART

Definition at line 115 of file uctrl.c.

Function Documentation

MODULE_DEVICE_TABLE	(	of	,
		uctrl_match
	)

MODULE_LICENSE ( "GPL" )

module_platform_driver ( uctrl_driver )

Data Structures

Macros

Enumerations

Functions

Macro Definition Documentation

Enumeration Type Documentation

Function Documentation