In my Linux embeded device I have 4 SDRAM modules.( Each module is of
16 bit data bus and 13 bit address bus )
I need to find out how they are addressed
if it is like this :
1st address in module 1
2nd address in module 1
3rd address in module 1
4th address in module 1
5th address in module 1
6th address in module 1
7th address in module 1
8th address in module 1
...
...
the last but one address in module 4
the last address in module 4
or
1st address in module 1
2nd address in module 2
3rd address in module 3
4th address in module 4
5th address in module 1
6th address in module 2
7th address in module 3
8th address in module 4
..
..
the last but one address in module 3
the last address in module 4
Is it possible?
( Via JTAG I can "talk" to CPU directly and write to an address, if it helps)
Thanks
16 bit data bus and 13 bit address bus )
I need to find out how they are addressed
if it is like this :
1st address in module 1
2nd address in module 1
3rd address in module 1
4th address in module 1
5th address in module 1
6th address in module 1
7th address in module 1
8th address in module 1
...
...
the last but one address in module 4
the last address in module 4
or
1st address in module 1
2nd address in module 2
3rd address in module 3
4th address in module 4
5th address in module 1
6th address in module 2
7th address in module 3
8th address in module 4
..
..
the last but one address in module 3
the last address in module 4
Is it possible?
( Via JTAG I can "talk" to CPU directly and write to an address, if it helps)
Thanks