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1 /*
2  *  User Mode Init manager - For shared transport
3  *
4  *  This program is free software; you can redistribute it and/or modify
5  *  it under the terms of the GNU General Public License as published by
6  *  the Free Software Foundation; either version 2 of the License, or
7  *  (at your option) any later version.
8  *
9  *  This program is distributed in the hope that it will be useful,
10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  *  GNU General Public License for more details.
13  *
14  *  You should have received a copy of the GNU General Public License
15  *  along with this program;if not, write to the Free Software
16  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
17  */
18 
19 #ifndef UIM_H
20 #define UIM_H
21 
22 /* the line discipline ideally should be coming
23  * from tty.h
24  */
25 #define N_TI_WL 22
26 
27 /* Paramaters to set the baud rate*/
28 #define  FLOW_CTL	0x0001
29 #define  ARM_NCCS	19
30 
31 #ifndef TCGETS2
32 #define TCGETS2      _IOR('T',0x2A, struct termios2)
33 #endif
34 #ifndef TCSETS2
35 #define TCSETS2      _IOW('T',0x2B, struct termios2)
36 #endif
37 
38 /*HCI Command and Event information*/
39 #define HCI_HDR_OPCODE		0xff36
40 #define WRITE_BD_ADDR_OPCODE    0xFC06
41 #define RESP_PREFIX		0x04
42 #define MAX_TRY			10
43 
44 /* HCI Packet types */
45 #define HCI_COMMAND_PKT		0x01
46 #define HCI_EVENT_PKT		0x04
47 
48 /* HCI command macros*/
49 #define HCI_EVENT_HDR_SIZE      2
50 #define HCI_COMMAND_HDR_SIZE	3
51 #define HCI_COMMAND_HDR_SIZE    3
52 
53 /* HCI event macros*/
54 #define EVT_CMD_COMPLETE_SIZE	3
55 #define EVT_CMD_STATUS_SIZE	4
56 #define EVT_CMD_COMPLETE	0x0E
57 #define EVT_CMD_STATUS		0x0F
58 
59 /* use it for string lengths and buffers */
60 #define UART_DEV_NAME_LEN	32
61 /* BD address length in format xx:xx:xx:xx:xx:xx */
62 #define BD_ADDR_LEN		17
63 
64 /* the sysfs entries with device configuration set by
65  * shared transport driver
66  */
67 #define INSTALL_SYSFS_ENTRY "/sys/devices/platform/kim/install"
68 #define DEV_NAME_SYSFS "/sys/devices/platform/kim/dev_name"
69 #define BAUD_RATE_SYSFS "/sys/devices/platform/kim/baud_rate"
70 #define FLOW_CTRL_SYSFS "/sys/devices/platform/kim/flow_cntrl"
71 
72 #define INSTALL_SYSFS_ENTRY_OLD "/sys/devices/kim/install"
73 #define DEV_NAME_SYSFS_OLD "/sys/devices/kim/dev_name"
74 #define BAUD_RATE_SYSFS_OLD "/sys/devices/kim/baud_rate"
75 #define FLOW_CTRL_SYSFS_OLD "/sys/devices/kim/flow_cntrl"
76 
77 #define VERBOSE
78 /*Debug logs*/
79 #define UIM_ERR(fmt, arg...)  printf("uim:"fmt"\n" , ##arg)
80 #if defined(UIM_DEBUG)		/* limited debug messages */
81 #define UIM_START_FUNC()      printf("uim: Inside %s", __FUNCTION__)
82 #define UIM_DBG(fmt, arg...)  printf("uim:"fmt"\n" , ## arg)
83 #define UIM_VER(fmt, arg...)
84 #elif defined(VERBOSE)		/* very verbose */
85 #define UIM_START_FUNC()      printf("uim:@ %s\n", __FUNCTION__)
86 #define UIM_DBG(fmt, arg...)  printf("uim:"fmt"\n" , ## arg)
87 #define UIM_VER(fmt, arg...)  printf("uim:"fmt"\n" , ## arg)
88 #else /* error msgs only */
89 #define UIM_START_FUNC()
90 #define UIM_DBG(fmt, arg...)
91 #define UIM_VER(fmt, arg...)
92 #endif
93 
94 /* HCI command header*/
95 typedef struct {
96         uint16_t        opcode;         /* OCF & OGF */
97         uint8_t         plen;
98 } __attribute__ ((packed))      hci_command_hdr;
99 
100 /* HCI event header*/
101 typedef struct {
102         uint8_t         evt;
103         uint8_t         plen;
104 } __attribute__ ((packed))      hci_event_hdr;
105 
106 /* HCI command complete event*/
107 typedef struct {
108         uint8_t         ncmd;
109         uint16_t        opcode;
110 } __attribute__ ((packed)) evt_cmd_complete;
111 
112 /* HCI event status*/
113 typedef struct {
114         uint8_t         status;
115         uint8_t         ncmd;
116         uint16_t        opcode;
117 } __attribute__ ((packed)) evt_cmd_status;
118 
119 /* HCI Event structure to set the cusrom baud rate*/
120 typedef struct {
121 	uint8_t uart_prefix;
122 	hci_event_hdr hci_hdr;
123 	evt_cmd_complete cmd_complete;
124 	uint8_t status;
125 	uint8_t data[16];
126 } __attribute__ ((packed)) command_complete_t;
127 
128 /* HCI Command structure to set the cusrom baud rate*/
129 typedef struct {
130 	uint8_t uart_prefix;
131 	hci_command_hdr hci_hdr;
132 	uint32_t speed;
133 } __attribute__ ((packed)) uim_speed_change_cmd;
134 
135 /* BD address structure to set the uim BD address*/
136 typedef struct {
137         unsigned char b[6];
138 } __attribute__((packed)) bdaddr_t;
139 
140 /* HCI Command structure to set the uim BD address*/
141 typedef struct {
142         uint8_t uart_prefix;
143         hci_command_hdr hci_hdr;
144         bdaddr_t addr;
145 } __attribute__ ((packed)) uim_bdaddr_change_cmd;\
146 
147 #endif /* UIM_H */
148