Forum Discussion

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

no mmu problem

I builde the zImage on uClinux use the web_server sopc hardware project on the NEEK board. I have selected the frame buffer driver, the jpegview application and mygui application. Use the jpegvi...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Please check the mmap call in your code. This is what used in microwin scr_fb.c,

psd->addr = mmap(NULL, psd->size, PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_FILE,fb,0);

- Hippo