USB host Mass Storage interface for control access module.
Copyright (c) 2011-2018 Microchip Technology Inc. and its subsidiaries.
Functions | |
Internal functions | |
| static void | uhi_msc_mem_stop_pooling (bool b_success) |
| Callback to update volatile variable used by pooling. More... | |
| static Ctrl_status | uhi_msc_mem_translate_status (lun_status_t status) |
| Translates the LUN status from UHI MSC to CTRL ACCESS module. More... | |
External functions | |
| uint8_t | uhi_msc_mem_get_lun (void) |
| Gives the number of available LUN. More... | |
| Ctrl_status | uhi_msc_mem_test_unit_ready (uint8_t lun) |
| Checks and update the status of the LUN. More... | |
| Ctrl_status | uhi_msc_mem_read_capacity (uint8_t lun, uint32_t *u32_nb_sector) |
| Returns the capacity of the LUN. More... | |
| uint8_t | uhi_msc_mem_read_sector_size (uint8_t lun) |
| Returns the sector size of the LUN. More... | |
| bool | uhi_msc_mem_wr_protect (uint8_t lun) |
| Checks if the LUN is write protected. More... | |
| bool | uhi_msc_mem_removal (void) |
| Checks if the device is removed. More... | |
| Ctrl_status | uhi_msc_mem_read_10_ram (uint32_t addr, void *ram) |
| Reads 512 bytes from the current LUN. More... | |
| Ctrl_status | uhi_msc_mem_write_10_ram (uint32_t addr, const void *ram) |
| Writes 512 bytes to the current LUN. More... | |
Variables | |
Internal variables | |
| static uint8_t | uhi_msc_mem_lun |
| Current LUN selected. More... | |
Volatile flag tested by functions in pooling mode and updated by a callback | |
| static volatile bool | uhi_msc_mem_command_ongoing |
| static volatile bool | uhi_msc_mem_command_status |
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static |
Callback to update volatile variable used by pooling.
| b_success | true, if the scsi command is successful |
References uhi_msc_mem_command_ongoing, and uhi_msc_mem_command_status.
Referenced by uhi_msc_mem_read_10_ram(), uhi_msc_mem_test_unit_ready(), and uhi_msc_mem_write_10_ram().
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static |
Translates the LUN status from UHI MSC to CTRL ACCESS module.
| status | UHI MSC LUN status |
References CTRL_BUSY, CTRL_FAIL, CTRL_GOOD, CTRL_NO_PRESENT, LUN_BUSY, LUN_FAIL, LUN_GOOD, and LUN_NOT_PRESENT.
Referenced by uhi_msc_mem_read_10_ram(), uhi_msc_mem_read_capacity(), uhi_msc_mem_test_unit_ready(), and uhi_msc_mem_write_10_ram().
1.8.5