![]() ![]() Requests made to the driver are done sequentially i.e., FileX waits for the current request to complete before another request is sent. The driver entry function has the following format: void my_driver_entry(FX_MEDIA *media_ptr) įileX calls the I/O driver entry function to request all physical media access, including initialization and boot sector reading. I/O Driver EntryĮach FileX I/O driver has a single entry function that is defined by the fx_media_open service call. In most systems, there is a unique I/O driver for each FileX media instance. This structure contains all media information, including the media-specific I/O driver and associated parameters for passing information and status between the driver and FileX. The FX_MEDIA structure defines everything required to manage a media device. I/O Driver IntroductionįileX supports multiple media devices. This chapter contains a description of I/O drivers for Azure RTOS FileX and is designed to help developers write application-specific drivers. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |