P-Series中的主题 Assign memory address to DDR https://community.nxp.com/t5/P-Series/Assign-memory-address-to-DDR/m-p/317771#M1250 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>The size of my DDR chip is 4GB, can I only assign 1GB memory address to it?</P><P></P><P>Best regards,</P><P>Min Zhao</P></BODY></HTML> Thu, 12 Jun 2014 01:39:04 GMT 敏赵 2014-06-12T01:39:04Z Assign memory address to DDR https://community.nxp.com/t5/P-Series/Assign-memory-address-to-DDR/m-p/317771#M1250 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>The size of my DDR chip is 4GB, can I only assign 1GB memory address to it?</P><P></P><P>Best regards,</P><P>Min Zhao</P></BODY></HTML> Thu, 12 Jun 2014 01:39:04 GMT https://community.nxp.com/t5/P-Series/Assign-memory-address-to-DDR/m-p/317771#M1250 敏赵 2014-06-12T01:39:04Z Re: Assign memory address to DDR https://community.nxp.com/t5/P-Series/Assign-memory-address-to-DDR/m-p/317772#M1251 <HTML><HEAD></HEAD><BODY><P>Yes, you have to specify:</P><P>the base address that you want from Local Access Window Base Address Register</P><P>the size (1 GB in your case) from the Local Access Window Attributes Register - it has the SIZE field in it, bits 26-31</P><P></P><P>regards,</P><P>Catalin</P></BODY></HTML> Thu, 12 Jun 2014 07:25:41 GMT https://community.nxp.com/t5/P-Series/Assign-memory-address-to-DDR/m-p/317772#M1251 catalindemergia 2014-06-12T07:25:41Z