Embedded/tinyusb
1
0
Fork 0
mirror of https://github.com/hathach/tinyusb.git synced 2025-01-31 05:52:55 +08:00
Code Issues Packages Projects Releases Wiki Activity

remove test unit ready with disk_ioctl (cmd=CTRL_SYNC) as it is proved to be not needed

Browse Source
This commit is contained in:
hathach 2014-02-28 16:31:57 +07:00
parent a1978e20fe
commit e979f22f93
1 changed files with 1 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
vendor/fatfs/diskio.c vendored
View File

@ -124,21 +124,10 @@ DRESULT disk_write (BYTE pdrv, const BYTE* buff, DWORD sector, BYTE count)
/* [IN] Drive number */
/* [IN] Control command code */
/* [I/O] Parameter and data buffer */
msc_cmd_status_wrapper_t temp_csw TUSB_CFG_ATTR_USBRAM; // TODO MSCH test unit ready refractor
DRESULT disk_ioctl (BYTE pdrv, BYTE cmd, void* buff)
{
if (cmd != CTRL_SYNC) return RES_ERROR;
uint8_t usb_addr = pdrv+1;
do {
memclr_(&temp_csw, sizeof(msc_cmd_status_wrapper_t));
if ( TUSB_ERROR_NONE != tusbh_msc_test_unit_ready(usb_addr, 0, &temp_csw) ) return RES_ERROR;
wait_for_io_complete(usb_addr);
} while( temp_csw.status != 0 ); // wait unitl unit is ready
return RES_OK;
}