can anyone help me about altmemphy ddr2 problem? about how to contrl initialization?

hi,thx first.

i have download many pdf files,and modlesim can get waves,simulation OK,can clearly know how initialization works.but i have no idea about how to use the alememphy files to design a ddr2 chip.

such as use what order to initialization the ddr2,or read,or write?how to control signals such as local_address,local_write_req,local_read_req etc?which file is the top level entry?ddr2.v or ddr2_example_top.v?

■NOP (for 200 µs, programmable)

■ PCH

■ ELMR, register 2

■ ELMR, register 3

■ ELMR, register 1

■ LMR

■ PCH

■ ARF

■ ARF

■ LMR

■ ELMR, register 1

■ ELMR, register 1

how to contrl phy work to finish these work?

thx a lot,need help