TI GPS BT FM三合一架构及代码移植方法

Table of Contents Table of Contents 2 List of Figures 3 Revision History 4 1. Introduction 5 1.1. Purpose 5 1.2. Out of Scope 5 1.3. File Name 5 1.4. Definitions 5 2. Concept of Shared Transport 7 3. Requirements 9 4. Assumptions 9 5. System Architecture 10 5.1. Shared Transport driver 12 5.2. Initialization Manager 12 5.3. Shared Transport HCILL 13 5.4. Bluetooth driver 13 5.5. FM drivers 13 5.5.1. FM driver via V4L2 sub-system 13 5.5.2. FM driver via character device sub-system 13 5.6. Character device driver for GPS 14 6. Design Approach 15 6.1. Shared Transport driver 15 6.1.1. ST Core 15 6.1.2. ST UIM and ST KIM 17 6.1.3. ST HCILL 18 6.2. Bluetooth driver 18 6.3. FM drivers 19 6.3.1. FM V4L2 driver 20 6.3.2. FM Character Device interface 21 6.4. Character device driver for GPS 21 7. References 24 8. Appendix 1: Shared Transport in Android 25 8.1. Execution of UIM 25 8.2. Bluetooth On/Off 25