alistair23-linux/drivers/usb/serial/whiteheat.h
Greg Kroah-Hartman 6ca98bc284 USB: serial: Remove redundant license text
Now that the SPDX tag is in all USB files, that identifies the license
in a specific and legally-defined manner.  So the extra GPL text wording
can be removed as it is no longer needed at all.

This is done on a quest to remove the 700+ different ways that files in
the kernel describe the GPL license text.  And there's unneeded stuff
like the address (sometimes incorrect) for the FSF which is never
needed.

No copyright headers or other non-license-description text was removed.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-04 11:55:38 +01:00

299 lines
8.8 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* USB ConnectTech WhiteHEAT driver
*
* Copyright (C) 2002
* Connect Tech Inc.
*
* Copyright (C) 1999, 2000
* Greg Kroah-Hartman (greg@kroah.com)
*
* See Documentation/usb/usb-serial.txt for more information on using this
* driver
*
*/
#ifndef __LINUX_USB_SERIAL_WHITEHEAT_H
#define __LINUX_USB_SERIAL_WHITEHEAT_H
/* WhiteHEAT commands */
#define WHITEHEAT_OPEN 1 /* open the port */
#define WHITEHEAT_CLOSE 2 /* close the port */
#define WHITEHEAT_SETUP_PORT 3 /* change port settings */
#define WHITEHEAT_SET_RTS 4 /* turn RTS on or off */
#define WHITEHEAT_SET_DTR 5 /* turn DTR on or off */
#define WHITEHEAT_SET_BREAK 6 /* turn BREAK on or off */
#define WHITEHEAT_DUMP 7 /* dump memory */
#define WHITEHEAT_STATUS 8 /* get status */
#define WHITEHEAT_PURGE 9 /* clear the UART fifos */
#define WHITEHEAT_GET_DTR_RTS 10 /* get the state of DTR and RTS
for a port */
#define WHITEHEAT_GET_HW_INFO 11 /* get EEPROM info and
hardware ID */
#define WHITEHEAT_REPORT_TX_DONE 12 /* get the next TX done */
#define WHITEHEAT_EVENT 13 /* unsolicited status events */
#define WHITEHEAT_ECHO 14 /* send data to the indicated
IN endpoint */
#define WHITEHEAT_DO_TEST 15 /* perform specified test */
#define WHITEHEAT_CMD_COMPLETE 16 /* reply for some commands */
#define WHITEHEAT_CMD_FAILURE 17 /* reply for failed commands */
/*
* Commands to the firmware
*/
/*
* WHITEHEAT_OPEN
* WHITEHEAT_CLOSE
* WHITEHEAT_STATUS
* WHITEHEAT_GET_DTR_RTS
* WHITEHEAT_REPORT_TX_DONE
*/
struct whiteheat_simple {
__u8 port; /* port number (1 to N) */
};
/*
* WHITEHEAT_SETUP_PORT
*/
#define WHITEHEAT_PAR_NONE 'n' /* no parity */
#define WHITEHEAT_PAR_EVEN 'e' /* even parity */
#define WHITEHEAT_PAR_ODD 'o' /* odd parity */
#define WHITEHEAT_PAR_SPACE '0' /* space (force 0) parity */
#define WHITEHEAT_PAR_MARK '1' /* mark (force 1) parity */
#define WHITEHEAT_SFLOW_NONE 'n' /* no software flow control */
#define WHITEHEAT_SFLOW_RX 'r' /* XOFF/ON is sent when RX
fills/empties */
#define WHITEHEAT_SFLOW_TX 't' /* when received XOFF/ON will
stop/start TX */
#define WHITEHEAT_SFLOW_RXTX 'b' /* both SFLOW_RX and SFLOW_TX */
#define WHITEHEAT_HFLOW_NONE 0x00 /* no hardware flow control */
#define WHITEHEAT_HFLOW_RTS_TOGGLE 0x01 /* RTS is on during transmit,
off otherwise */
#define WHITEHEAT_HFLOW_DTR 0x02 /* DTR is off/on when RX
fills/empties */
#define WHITEHEAT_HFLOW_CTS 0x08 /* when received CTS off/on
will stop/start TX */
#define WHITEHEAT_HFLOW_DSR 0x10 /* when received DSR off/on
will stop/start TX */
#define WHITEHEAT_HFLOW_RTS 0x80 /* RTS is off/on when RX
fills/empties */
struct whiteheat_port_settings {
__u8 port; /* port number (1 to N) */
__u32 baud; /* any value 7 - 460800, firmware calculates
best fit; arrives little endian */
__u8 bits; /* 5, 6, 7, or 8 */
__u8 stop; /* 1 or 2, default 1 (2 = 1.5 if bits = 5) */
__u8 parity; /* see WHITEHEAT_PAR_* above */
__u8 sflow; /* see WHITEHEAT_SFLOW_* above */
__u8 xoff; /* XOFF byte value */
__u8 xon; /* XON byte value */
__u8 hflow; /* see WHITEHEAT_HFLOW_* above */
__u8 lloop; /* 0/1 turns local loopback mode off/on */
} __attribute__ ((packed));
/*
* WHITEHEAT_SET_RTS
* WHITEHEAT_SET_DTR
* WHITEHEAT_SET_BREAK
*/
#define WHITEHEAT_RTS_OFF 0x00
#define WHITEHEAT_RTS_ON 0x01
#define WHITEHEAT_DTR_OFF 0x00
#define WHITEHEAT_DTR_ON 0x01
#define WHITEHEAT_BREAK_OFF 0x00
#define WHITEHEAT_BREAK_ON 0x01
struct whiteheat_set_rdb {
__u8 port; /* port number (1 to N) */
__u8 state; /* 0/1 turns signal off/on */
};
/*
* WHITEHEAT_DUMP
*/
#define WHITEHEAT_DUMP_MEM_DATA 'd' /* data */
#define WHITEHEAT_DUMP_MEM_IDATA 'i' /* idata */
#define WHITEHEAT_DUMP_MEM_BDATA 'b' /* bdata */
#define WHITEHEAT_DUMP_MEM_XDATA 'x' /* xdata */
/*
* Allowable address ranges (firmware checks address):
* Type DATA: 0x00 - 0xff
* Type IDATA: 0x80 - 0xff
* Type BDATA: 0x20 - 0x2f
* Type XDATA: 0x0000 - 0xffff
*
* B/I/DATA all read the local memory space
* XDATA reads the external memory space
* BDATA returns bits as bytes
*
* NOTE: 0x80 - 0xff (local space) are the Special Function Registers
* of the 8051, and some have on-read side-effects.
*/
struct whiteheat_dump {
__u8 mem_type; /* see WHITEHEAT_DUMP_* above */
__u16 addr; /* address, see restrictions above */
__u16 length; /* number of bytes to dump, max 63 bytes */
};
/*
* WHITEHEAT_PURGE
*/
#define WHITEHEAT_PURGE_RX 0x01 /* purge rx fifos */
#define WHITEHEAT_PURGE_TX 0x02 /* purge tx fifos */
struct whiteheat_purge {
__u8 port; /* port number (1 to N) */
__u8 what; /* bit pattern of what to purge */
};
/*
* WHITEHEAT_ECHO
*/
struct whiteheat_echo {
__u8 port; /* port number (1 to N) */
__u8 length; /* length of message to echo, max 61 bytes */
__u8 echo_data[61]; /* data to echo */
};
/*
* WHITEHEAT_DO_TEST
*/
#define WHITEHEAT_TEST_UART_RW 0x01 /* read/write uart registers */
#define WHITEHEAT_TEST_UART_INTR 0x02 /* uart interrupt */
#define WHITEHEAT_TEST_SETUP_CONT 0x03 /* setup for
PORT_CONT/PORT_DISCONT */
#define WHITEHEAT_TEST_PORT_CONT 0x04 /* port connect */
#define WHITEHEAT_TEST_PORT_DISCONT 0x05 /* port disconnect */
#define WHITEHEAT_TEST_UART_CLK_START 0x06 /* uart clock test start */
#define WHITEHEAT_TEST_UART_CLK_STOP 0x07 /* uart clock test stop */
#define WHITEHEAT_TEST_MODEM_FT 0x08 /* modem signals, requires a
loopback cable/connector */
#define WHITEHEAT_TEST_ERASE_EEPROM 0x09 /* erase eeprom */
#define WHITEHEAT_TEST_READ_EEPROM 0x0a /* read eeprom */
#define WHITEHEAT_TEST_PROGRAM_EEPROM 0x0b /* program eeprom */
struct whiteheat_test {
__u8 port; /* port number (1 to n) */
__u8 test; /* see WHITEHEAT_TEST_* above*/
__u8 info[32]; /* additional info */
};
/*
* Replies from the firmware
*/
/*
* WHITEHEAT_STATUS
*/
#define WHITEHEAT_EVENT_MODEM 0x01 /* modem field is valid */
#define WHITEHEAT_EVENT_ERROR 0x02 /* error field is valid */
#define WHITEHEAT_EVENT_FLOW 0x04 /* flow field is valid */
#define WHITEHEAT_EVENT_CONNECT 0x08 /* connect field is valid */
#define WHITEHEAT_FLOW_NONE 0x00 /* no flow control active */
#define WHITEHEAT_FLOW_HARD_OUT 0x01 /* TX is stopped by CTS
(waiting for CTS to go on) */
#define WHITEHEAT_FLOW_HARD_IN 0x02 /* remote TX is stopped
by RTS */
#define WHITEHEAT_FLOW_SOFT_OUT 0x04 /* TX is stopped by XOFF
received (waiting for XON) */
#define WHITEHEAT_FLOW_SOFT_IN 0x08 /* remote TX is stopped by XOFF
transmitted */
#define WHITEHEAT_FLOW_TX_DONE 0x80 /* TX has completed */
struct whiteheat_status_info {
__u8 port; /* port number (1 to N) */
__u8 event; /* indicates what the current event is,
see WHITEHEAT_EVENT_* above */
__u8 modem; /* modem signal status (copy of uart's
MSR register) */
__u8 error; /* line status (copy of uart's LSR register) */
__u8 flow; /* flow control state, see WHITEHEAT_FLOW_*
above */
__u8 connect; /* 0 means not connected, non-zero means
connected */
};
/*
* WHITEHEAT_GET_DTR_RTS
*/
struct whiteheat_dr_info {
__u8 mcr; /* copy of uart's MCR register */
};
/*
* WHITEHEAT_GET_HW_INFO
*/
struct whiteheat_hw_info {
__u8 hw_id; /* hardware id number, WhiteHEAT = 0 */
__u8 sw_major_rev; /* major version number */
__u8 sw_minor_rev; /* minor version number */
struct whiteheat_hw_eeprom_info {
__u8 b0; /* B0 */
__u8 vendor_id_low; /* vendor id (low byte) */
__u8 vendor_id_high; /* vendor id (high byte) */
__u8 product_id_low; /* product id (low byte) */
__u8 product_id_high; /* product id (high byte) */
__u8 device_id_low; /* device id (low byte) */
__u8 device_id_high; /* device id (high byte) */
__u8 not_used_1;
__u8 serial_number_0; /* serial number (low byte) */
__u8 serial_number_1; /* serial number */
__u8 serial_number_2; /* serial number */
__u8 serial_number_3; /* serial number (high byte) */
__u8 not_used_2;
__u8 not_used_3;
__u8 checksum_low; /* checksum (low byte) */
__u8 checksum_high; /* checksum (high byte */
} hw_eeprom_info; /* EEPROM contents */
};
/*
* WHITEHEAT_EVENT
*/
struct whiteheat_event_info {
__u8 port; /* port number (1 to N) */
__u8 event; /* see whiteheat_status_info.event */
__u8 info; /* see whiteheat_status_info.modem, .error,
.flow, .connect */
};
/*
* WHITEHEAT_DO_TEST
*/
#define WHITEHEAT_TEST_FAIL 0x00 /* test failed */
#define WHITEHEAT_TEST_UNKNOWN 0x01 /* unknown test requested */
#define WHITEHEAT_TEST_PASS 0xff /* test passed */
struct whiteheat_test_info {
__u8 port; /* port number (1 to N) */
__u8 test; /* indicates which test this is a response for,
see WHITEHEAT_DO_TEST above */
__u8 status; /* see WHITEHEAT_TEST_* above */
__u8 results[32]; /* test-dependent results */
};
#endif