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authorJames Hogan2017-07-18 13:55:56 +0200
committerYongbok Kim2017-07-20 23:42:26 +0200
commitcec56a733dd2c3fa81dbedbecf03922258747f7d (patch)
treec8cac93783b4fd91c05c7ef2ef58b958961be694 /scripts
parenttarget/mips: Add an MMU mode for ERL (diff)
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target/mips: Add segmentation control registers
The optional segmentation control registers CP0_SegCtl0, CP0_SegCtl1 & CP0_SegCtl2 control the behaviour and required privilege of the legacy virtual memory segments. Add them to the CP0 interface so they can be read and written when CP0_Config3.SC=1, and initialise them to describe the standard legacy layout so they can be used in future patches regardless of whether they are exposed to the guest. Signed-off-by: James Hogan <james.hogan@imgtec.com> Cc: Yongbok Kim <yongbok.kim@imgtec.com> Cc: Aurelien Jarno <aurelien@aurel32.net> Reviewed-by: Yongbok Kim <yongbok.kim@imgtec.com> Signed-off-by: Yongbok Kim <yongbok.kim@imgtec.com>
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