In-chip point-to-point interconnection bus access shielding system and method
A point-to-point, bus technology, applied in the field of interconnection bus design in the chip, can solve problems such as no strict correlation, no new bus access is allowed, and difficulty in bus security shielding, so as to avoid software delay and realize the effect of fast shielding
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[0034] Such as figure 1 as shown, figure 1 It is a block diagram of a point-to-point interconnection bus access shielding system in a chip proposed by the present invention;
[0035] refer to figure 1 , a kind of intra-chip point-to-point interconnection bus access shielding system proposed by the present invention is characterized in that, comprising:
[0036] The shielding request starting module is respectively connected with the read control channel shielding module and the write access record control module, and is used to send shielding instructions to the read control channel shielding module and the write access record control module when detecting the bus shielding request sent by the external system ;
[0037] The shielding request starting module is also used for: when detecting the cancellation bus shielding request sent by the external system, sending the cancellation shielding instruction to the read control channel shielding module and the write access record...
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