Register burst access control method, electronic equipment and storage medium

An access control and register technology, applied in register devices, instruments, machine execution devices, etc., can solve the problems that cannot be used directly, and the ASIC chip research and development is not worth the loss, and achieve the effect of improving execution efficiency and simplifying control logic

Active Publication Date: 2020-11-24
SUZHOU CENTEC COMM CO LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

To forcibly use AXI to implement access logic, it will inevitably add too much conversion control logic, which is not worth the loss for the development of ASIC chips
In addition, in fact, the main application scenario o

Method used

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  • Register burst access control method, electronic equipment and storage medium
  • Register burst access control method, electronic equipment and storage medium
  • Register burst access control method, electronic equipment and storage medium

Examples

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Embodiment Construction

[0058] The present invention will be described in detail below with reference to the specific embodiments shown in the accompanying drawings. However, these embodiments do not limit the present invention, and structural, method, or functional changes made by those skilled in the art according to these embodiments are all included in the protection scope of the present invention.

[0059] In the present invention, the time sequence of the sending interface protocol and the time sequence of the receiving interface protocol are added between the master device and the slave device. The interface protocol sequence is a register access interface protocol supporting burst read and write operations. The access request from the high-speed bus of the master device goes through a simple The easy-to-implement logic is converted into this protocol and then connected to each sub-module in the ASIC. A unified and simple register logic is implemented in each sub-module to realize the control o...

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PUM

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Abstract

The invention provides a register burst access control method, electronic equipment and a storage medium. The method comprises the steps of S1, receiving a read request and a write request sent by main equipment through multiple channels; S2, converting the currently received read request or write request through a sending interface protocol time sequence so as to send the read request and the write request to slave equipment through the same data sending channel; S3, converting response data fed back by the slave equipment corresponding to the read request or the write request by a receivinginterface protocol time sequence so as to feed back the response data of the slave equipment through the same data return channel, wherein the response data comprises read data information and read state information fed back corresponding to the read request, and write state information fed back corresponding to the write request; and S4, analyzing the receiving interface protocol time sequence, and feeding back the response data corresponding to the read request and the response data corresponding to the write request to the master device through different data return channels. According to the invention, the control logic is simplified, and data is transmitted in an assembly line mode.

Description

technical field [0001] The invention belongs to the field of integrated circuit design, and mainly relates to a method, a device and a storage medium for register burst access control. Background technique [0002] In the ASIC design, there are a large number of entries or registers on the slave device that can configure or record the running status of the chip; the master device (which can be an external or embedded master device, such as CPU, etc.) connected to the ASIC needs to read and write these entries. or register; this channel of reading and writing is called the register access interface. As the ASIC needs to support more and more functions and the logic design becomes more and more complex, more and more entries and registers need to be accessed by the master device. Access efficiency of table entries and registers is becoming more and more important. [0003] The main factors that affect the efficiency of the master device accessing these entries and registers ...

Claims

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Application Information

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IPC IPC(8): G06F13/16G06F13/20G06F9/30
CPCG06F13/1605G06F13/20G06F9/30098
Inventor 贾复山唐飞
Owner SUZHOU CENTEC COMM CO LTD
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