/*
 *  User Mode Init manager - For shared transport
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program;if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef UIM_H
#define UIM_H

/* the line discipline ideally should be coming
 * from tty.h
 */
#define N_TI_WL 22

/* Paramaters to set the baud rate*/
#define  FLOW_CTL	0x0001
#define  BOTHER		0x00001000
#define  ARM_NCCS	19

#ifndef TCGETS2
#define TCGETS2      _IOR('T',0x2A, struct termios2)
#endif
#ifndef TCSETS2
#define TCSETS2      _IOW('T',0x2B, struct termios2)
#endif

/*HCI Command and Event information*/
#define HCI_HDR_OPCODE		0xff36
#define WRITE_BD_ADDR_OPCODE    0xFC06
#define RESP_PREFIX		0x04
#define MAX_TRY			10

/* HCI Packet types */
#define HCI_COMMAND_PKT		0x01
#define HCI_EVENT_PKT		0x04

/* HCI command macros*/
#define HCI_EVENT_HDR_SIZE      2
#define HCI_COMMAND_HDR_SIZE	3
#define HCI_COMMAND_HDR_SIZE    3

/* HCI event macros*/
#define EVT_CMD_COMPLETE_SIZE	3
#define EVT_CMD_STATUS_SIZE	4
#define EVT_CMD_COMPLETE	0x0E
#define EVT_CMD_STATUS		0x0F

/* use it for string lengths and buffers */
#define UART_DEV_NAME_LEN	32
/* BD address length in format xx:xx:xx:xx:xx:xx */
#define BD_ADDR_LEN		17

/* the sysfs entries with device configuration set by
 * shared transport driver
 */
#define INSTALL_SYSFS_ENTRY "/sys/devices/platform/kim/install"
#define DEV_NAME_SYSFS "/sys/devices/platform/kim/dev_name"
#define BAUD_RATE_SYSFS "/sys/devices/platform/kim/baud_rate"
#define FLOW_CTRL_SYSFS "/sys/devices/platform/kim/flow_cntrl"


#define VERBOSE
/*Debug logs*/
#define UIM_ERR(fmt, arg...)  printf("uim:"fmt"\n" , ##arg)
#if defined(UIM_DEBUG)		/* limited debug messages */
#define UIM_START_FUNC()      printf("uim: Inside %s", __FUNCTION__)
#define UIM_DBG(fmt, arg...)  printf("uim:"fmt"\n" , ## arg)
#define UIM_VER(fmt, arg...)
#elif defined(VERBOSE)		/* very verbose */
#define UIM_START_FUNC()      printf("uim:@ %s\n", __FUNCTION__)
#define UIM_DBG(fmt, arg...)  printf("uim:"fmt"\n" , ## arg)
#define UIM_VER(fmt, arg...)  printf("uim:"fmt"\n" , ## arg)
#else /* error msgs only */
#define UIM_START_FUNC()
#define UIM_DBG(fmt, arg...)
#define UIM_VER(fmt, arg...)
#endif

/*Termios2 structure for setting the Custom baud rate*/
struct termios2 {
	tcflag_t c_iflag;	/* input mode flags */
	tcflag_t c_oflag;	/* output mode flags */
	tcflag_t c_cflag;	/* control mode flags */
	tcflag_t c_lflag;	/* local mode flags */
	cc_t c_line;		/* line discipline */
	cc_t c_cc[ARM_NCCS];	/* control characters */
	speed_t c_ispeed;	/* input speed */
	speed_t c_ospeed;	/* output speed */
};

/* HCI command header*/
typedef struct {
        uint16_t        opcode;         /* OCF & OGF */
        uint8_t         plen;
} __attribute__ ((packed))      hci_command_hdr;

/* HCI event header*/
typedef struct {
        uint8_t         evt;
        uint8_t         plen;
} __attribute__ ((packed))      hci_event_hdr;

/* HCI command complete event*/
typedef struct {
        uint8_t         ncmd;
        uint16_t        opcode;
} __attribute__ ((packed)) evt_cmd_complete;

/* HCI event status*/
typedef struct {
        uint8_t         status;
        uint8_t         ncmd;
        uint16_t        opcode;
} __attribute__ ((packed)) evt_cmd_status;

/* HCI Event structure to set the cusrom baud rate*/
typedef struct {
	uint8_t uart_prefix;
	hci_event_hdr hci_hdr;
	evt_cmd_complete cmd_complete;
	uint8_t status;
	uint8_t data[16];
} __attribute__ ((packed)) command_complete_t;

/* HCI Command structure to set the cusrom baud rate*/
typedef struct {
	uint8_t uart_prefix;
	hci_command_hdr hci_hdr;
	uint32_t speed;
} __attribute__ ((packed)) uim_speed_change_cmd;

/* BD address structure to set the uim BD address*/
typedef struct {
        unsigned char b[6];
} __attribute__((packed)) bdaddr_t;

/* HCI Command structure to set the uim BD address*/
typedef struct {
        uint8_t uart_prefix;
        hci_command_hdr hci_hdr;
        bdaddr_t addr;
} __attribute__ ((packed)) uim_bdaddr_change_cmd;\

#endif /* UIM_H */