haraldwolff/qemu-patch-raspberry4
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Author SHA1 Message Date
Edgar E. Iglesias 3aa8098843 microblaze: Compute masks for alignment checks at translation time. 
Thanks to Blue Swirl for reporting.
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
 2009-09-03 22:28:21 +02:00
Edgar E. Iglesias 3c50a71fc9 microblaze: MMU shows more respect to synthesis config. 
The microblaze MMU can be synthesized in different configurations.
Have the MMU model show more respect to the chosen configuration.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
 2009-09-03 13:04:02 +02:00
Edgar E. Iglesias 968a40f6fa microblaze: Trap on unaligned data accesses. 
Untested...

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
 2009-09-03 12:59:46 +02:00
Edgar E. Iglesias 821ebb33e4 microblaze: Trap on divizions by zero. 
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
 2009-09-03 12:52:01 +02:00
Edgar E. Iglesias ee7dbcf834 microblaze: Correct mfs into r0. 
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
 2009-09-03 11:18:55 +02:00
Edgar E. Iglesias 1567a00568 microblaze: Catch illegal insns and privilege violations. 
Raise illegal instruction exceptions when executing instructions that
require units not available on the particulare microblaze configuration.

Also trap priviliege violations made by userspace.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
 2009-09-03 11:12:30 +02:00
Blue Swirl 8167ee8839 Update to a hopefully more future proof FSF address 
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
 2009-07-16 20:47:01 +00:00
Edgar E. Iglesias 4acb54baa6 microblaze: Add translation routines. 
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
 2009-05-26 21:10:11 +02:00