mscratch Machine Scratch Register Scratch register for software use. Bits are not interpreted by hardware. Attributes CSR Address 0x340 Defining extension Sm, version >= 0 Length 64-bit Privilege Mode M Format Figure 1. mscratch format Field Summary Name Location Type Reset Value SCRATCH 63:0 RW 0 Fields SCRATCH Location mscratch[63:0] Description Scratch value Type RW Read-Write Field is writable by software. Any value that fits in the field is acceptable and shall be retained for subsequent reads. Reset value 0