I'm now having a problem where I can only see 1/2 of my SDRAM.
My board cpu is mpc8241 and mpc8241 have 32bit data bus connected to sdram that is composed of two 16bit width data bus chips.I try to use codewarrior and usbtap to connect this board and find can only see 1/2 of my SDRAM,what is the reason of phenomenon? I can sure the initialization files is connect.
In this forum,i find a guy had ecounted the same prolem as me ,but no answer.
whether is the data width that usbtap access to cpu though JTAG at a time is eight???? Please give me answer,
00000000 749e8778 00000000 7cdc3378 00000000
00000010 3B000000 00000000 480037DD 00000000
Can usbtap support 32bit width data bus of sdram????? I have spended a lot of time to find out the solution，but i fail ,please help ,thanks!!!