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include blockdev.inc VXDcall BlockDev_Get_Device_List mov dword ptr [bdd], edi ; points to first BlockDev_Device_Descriptor |
The BlockDev_Get_Device_List service returns a pointer to the first BlockDev_Device_Descriptor structure in the list of such structures maintained by the virtual device.
This service has no parameters.
The EDI register points to the first BlockDev_Device_Descriptor structure in the block device list. The register is 0 if no list exists.
Other virtual devices typically call this service to retrieve the information they need to send commands to the block device. The other virtual devices send commands to the block device using the BlockDev_Send_Command service.
ECX