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Altera_Forum
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20 years ago

IRQ mapping in SOPC builder

I fixed up the device address (na_usb - to the address assigned to ISP1362 in SOPC builder) and irq (na_usb_irq - IRQ 4 when viewed in SOPC builder) and corrected the chip id so linux recognizes the ...
Altera_Forum's avatar
Altera_Forum
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20 years ago

Shindou,

Good found, It looks like the piece of driver you need. you have to update your arch/nios2nommu/kerbel/usb.c to prepare for the probing of the 1362 hcd. You should enable the debug message, too. You have to "port" the driver to your nios2 board. (it is not plug-and-play...).

The 1362 hcd should detected first, then the root hub.

Then when a usb disk inserted it will detect the new usb mas storage device, and display the usb disk info.