Cache line size for A7 in i.MX7D

取消
显示结果 
显示  仅  | 搜索替代 
您的意思是: 
已解决

Cache line size for A7 in i.MX7D

跳至解决方案
1,876 次查看
ko-hey
Senior Contributor II

Hi all

Could someone tell me the cache line size for A7 in i.MX7D ?

I read a reference manual and found only for M4.

pastedImage_1.png

Please tell me the size of cache line for A7 of i.MX7D.

Ko-hey

标签 (1)
0 项奖励
回复
1 解答
1,530 次查看
Yuri
NXP Employee
NXP Employee

Hello

  from the  ARM Information Center :

 * instruction side cache line length of 32-bytes ;

 * data side cache line length of 64-bytes.

Have a great day,
Yuri

-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Correct Answer button. Thank you!
-----------------------------------------------------------------------------------------------------------------------

在原帖中查看解决方案

0 项奖励
回复
2 回复数
1,531 次查看
Yuri
NXP Employee
NXP Employee

Hello

  from the  ARM Information Center :

 * instruction side cache line length of 32-bytes ;

 * data side cache line length of 64-bytes.

Have a great day,
Yuri

-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Correct Answer button. Thank you!
-----------------------------------------------------------------------------------------------------------------------

0 项奖励
回复
1,530 次查看
ko-hey
Senior Contributor II

Hello 

Thank you for support.

I found it in technical reference manual too.

Cortex-A7 MPCore Revision: r0p3 Technical Reference Manual 

L1: instruction side cache line length of 32-bytes

      data side cache line length of 64-bytes

L2: fixed line length of 64 bytes

Ko-hey