ProtoDispBluetoothHci.c revision a24be4f06674b2707b57904deaa0dff5a95823bd 
1/******************************************************************************
2 *
3 *  Copyright (C) 2011-2012 Broadcom Corporation
4 *
5 *  Licensed under the Apache License, Version 2.0 (the "License");
6 *  you may not use this file except in compliance with the License.
7 *  You may obtain a copy of the License at:
8 *
9 *  http://www.apache.org/licenses/LICENSE-2.0
10 *
11 *  Unless required by applicable law or agreed to in writing, software
12 *  distributed under the License is distributed on an "AS IS" BASIS,
13 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 *  See the License for the specific language governing permissions and
15 *  limitations under the License.
16 *
17 ******************************************************************************/
18#include "OverrideLog.h"
19#include "ProtoDispBluetoothHci.h"
20#include "nfc_target.h"
21#include <cutils/log.h>
22
23
24extern UINT8 *HCIDisp1 (char *p_descr, UINT8 *p_data);
25extern UINT32 ScrProtocolTraceFlag;
26#define HCI_GEN_TRACE   (TRACE_CTRL_GENERAL | TRACE_LAYER_HCI | \
27                         TRACE_ORG_PROTO_DISP | hci_trace_type)
28static UINT8 hci_trace_type = 0;
29static char* modes_str [] =
30{
31    "No sleep mode",
32    "UART",
33    "UART with messaging",
34    "USB",
35    "H4IBSS",
36    "USB with host wake",
37    "SDIO",
38    "UART CS-N",
39    "SPI",
40    "H5",
41    "H4DS",
42    "",
43    "UART with BREAK"
44};
45static UINT8* p_end_hci = NULL;
46static UINT8* HCIDisp1Ext (char *p_descr, UINT8 *p_data, char * p_ext);
47static void disp_sleepmode (UINT8* p);
48static void disp_sleepmode_evt (UINT8* p);
49
50
51///////////////////////////////////////////
52///////////////////////////////////////////
53
54
55UINT8 *HCIDisp1Ext (char *p_descr, UINT8 *p_data, char * p_ext)
56{
57    if (p_data == p_end_hci)
58        return p_data;
59
60    char    buff[200];
61
62    sprintf (buff, "%40s : %u (0x%02x): %s", p_descr, *p_data, *p_data, p_ext);
63
64    ScrLog (HCI_GEN_TRACE, "%s", buff);
65    return (p_data + 1);
66}
67
68
69/*******************************************************************************
70**
71** Function         disp_sleepmode
72**
73** Description      Displays VSC sleep mode
74**
75** Returns          none.
76**
77*******************************************************************************/
78void disp_sleepmode(UINT8 * p)
79{
80    hci_trace_type = TRACE_TYPE_CMD_TX;
81    ScrLog (HCI_GEN_TRACE, "--");
82    int len     = p[2];
83    ScrLog (HCI_GEN_TRACE, "SEND Command to HCI.  Name: Set_Sleepmode_Param   (Hex Code: 0xfc27  Param Len: %d)", len);
84    p       += 3;
85    p_end_hci   = p + len;
86    p = HCIDisp1Ext("Sleep_Mode", p, (*p <= 12) ? modes_str[*p] : "");
87    p = HCIDisp1("Idle_Threshold_Host", p);
88    p = HCIDisp1("Idle_Threshold_HC", p);
89    p = HCIDisp1Ext("BT_WAKE_Active_Mode", p, (*p == 0) ? "Active Low" : ((*p == 1) ? "Active High" : ""));
90    p = HCIDisp1Ext("HOST_WAKE_Active_Mode", p, (*p == 0) ? "Active Low" : ((*p == 1) ? "Active High" : ""));
91    p = HCIDisp1("Allow_Host_Sleep_During_SCO", p);
92    p = HCIDisp1("Combine_Sleep_Mode_And_LPM", p);
93    p = HCIDisp1("Enable_Tristate_Control_Of_UART_Tx_Line", p);
94    p = HCIDisp1Ext("Active_Connection_Handling_On_Suspend", p, (*p == 0) ? "Maintain connections; sleep when timed activity allows" : ((*p == 1) ? "Sleep until resume is detected" : ""));
95    p = HCIDisp1("Resume_Timeout", p);
96    p = HCIDisp1("Enable_BREAK_To_Host", p);
97    p = HCIDisp1("Pulsed_HOST_WAKE", p);
98
99    ScrLog (HCI_GEN_TRACE, "--");
100}
101
102
103/*******************************************************************************
104**
105** Function         disp_sleepmode_evt
106**
107** Description      Displays HCI comand complete event for VSC sleep mode.
108**
109** Returns          none.
110**
111*******************************************************************************/
112void disp_sleepmode_evt(UINT8* p)
113{
114    UINT8   len=p[1], status=p[5];
115
116    hci_trace_type = TRACE_TYPE_EVT_RX;
117    ScrLog (HCI_GEN_TRACE, "--");
118    ScrLog (HCI_GEN_TRACE, "RCVD Event from HCI. Name: HCI_Command_Complete  (Hex Code: 0x0e  Param Len: %d)", len);
119
120    p = HCIDisp1 ("Num HCI Cmd Packets", p+2);
121    ScrLog (HCI_GEN_TRACE,"%40s : 0xfc27  (Set_Sleepmode_Param)", "Cmd Code");
122    ScrLog (HCI_GEN_TRACE, "%40s : %d (0x%02x) %s", "Status", status, status, (status == 0) ? "Success" : "");
123    ScrLog (HCI_GEN_TRACE, "--");
124}
125
126/*******************************************************************************
127**
128** Function         ProtoDispBluetoothHciCmd
129**
130** Description      Display a HCI command string
131**
132** Returns:
133**                  Nothing
134**
135*******************************************************************************/
136void ProtoDispBluetoothHciCmd (BT_HDR *p_buf)
137{
138    if (!(ScrProtocolTraceFlag & SCR_PROTO_TRACE_HCI_SUMMARY))
139        return;
140    UINT8 * p = (UINT8 *)(p_buf + 1) + p_buf->offset;
141    if (*(p) == 0x27 && *(p+1) == 0xfc) // opcode sleep mode
142    {
143        disp_sleepmode(p);
144    }
145}
146
147
148/*******************************************************************************
149**
150** Function         ProtoDispBluetoothHciEvt
151**
152** Description      display a NCI event
153**
154** Returns:
155**                  Nothing
156**
157*******************************************************************************/
158void ProtoDispBluetoothHciEvt (BT_HDR *pBuffer)
159{
160    if (!(ScrProtocolTraceFlag & SCR_PROTO_TRACE_HCI_SUMMARY))
161        return;
162
163    UINT8   *p = (UINT8 *)(pBuffer + 1) + pBuffer->offset;
164    if (*p == 0x0e) // command complete
165    {
166        if (*(p+1) == 4)    // length
167        {
168            if (*(p+3) == 0x27 && *(p+4) == 0xfc)   // opcode 0x27fc (sleep mode)
169            {
170                disp_sleepmode_evt(p);
171            }
172        }
173    }
174}
175