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microwatt
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caravel-mpw7-20221125
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4 Commits (9867fb6149fc6e88845c0637e128f2052a4d57ff)

Author SHA1 Message Date
Anton Blanchard 9867fb6149 Add a decode for the nop instruction 
We want these to go out without any GPR dependencies, so add
a specific entry in decode for them.

Signed-off-by: Anton Blanchard <anton@linux.ibm.com>
 5 years ago
Anton Blanchard a2df2a10a2 Remove sim console 
We can force all existing code to use the UART console
by passing 0 in bit zero of the sim config register.

Signed-off-by: Anton Blanchard <anton@linux.ibm.com>
 5 years ago
Anton Blanchard 9687034d78 Add a decode bit to mark an instruction as single through the pipeline 
This is used by the pipelining patches. Mark everyone as single through
the pipeline to start.

Signed-off-by: Anton Blanchard <anton@linux.ibm.com>
 5 years ago
Anton Blanchard 5a29cb4699 Initial import of microwatt 
Signed-off-by: Anton Blanchard <anton@linux.ibm.com>
 5 years ago