debug/cmd/viewcore: add a simple read command

Add a simple command that prints the contents of a range of memory in hex.

Change-Id: I3426002e08018acfadfdd6be2c7fe89ffb2d48c2
Reviewed-on: https://go-review.googlesource.com/102736
Reviewed-by: Peter Weinberger <pjw@google.com>
1 file changed