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Altera_Forum's avatar
Altera_Forum
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11 years ago

alt_flash_open_dev() returns 0

I've been using a CFI flash, S29GL.... I'm able to access its contents through Memory read utility in the IDE, and also write into it correctly through Flash Programmer utility.. But, alt_fla...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

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Did you call alt_flash_open_dev with the exact device name provided by system.h?

Memory read works since all CFI flash start in read mode and all have the same sram-like interface.

Instead, alt_flash_open_dev() accesses the cfi specific functions and assumes you are targeting the correct device.

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Yes.. I'm calling the fn with exact name.... Gave "/dev/flash_name" too.. Doesn't work :(