Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

stratix II GX EP2SGX90 not detectec by PCI E high perf ref design demo software

Hi guys!!! I'm working on a Stratix II GX EP2SGX90 PCI E developement board. I programmed the PCI E high performance reference design (an 456) on that board. Two days ago, the demo driver and s...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Hello! I'm have same problem, but when I run application all controls disabled. When I see log, it write

--- Quote Start ---

Descriptor Table content:

| 0x0 0xfffa 0xfffb 0xfffc 0xfffd

| 0x4 0x20010 0x0 0x0 0x7748a520

| 0x8 0xcdcdcdcd 0xcdcdcdcd 0xcdcdcdcd 0xcdcdcdcd

| 0xc 0xcdcdcdcd 0xcdcdcdcd 0xcdcdcdcd 0xcdcdcdcd

Programing DMA Register

EP ADDR: 0x10 DW0 : 0x40001

EP ADDR: 0x14 DW1 : 0x0

EP ADDR: 0x18 DW2 : 0x7748aad0

EP ADDR: 0x1c DW3 : 0x0

Failed : Incomplete Read DMA transfer: EPLast = 65533 Expected EPLast = 0

Received DW2 = 0xfffc

Received DW3 = 0xfffd

--- Quote End ---

Have you done problem?