From: James S. <jsi...@ww...> - 2005-05-04 18:08:52
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> I don't see a good solution here for implementing fb_read/write for > the framebuffer. I would still vote for removing all kernel > framebuffer mapping from the fbdev driver. Then fbconsole would kernel > map just the piece it needs to implement the console. I like to see the mappings go away as well. The solution is for fb_read and fb_write to use fb_imageblit. We don't need to touch the framebuffer memory in that case. The logic is a little tricky. You could have 1 to 3 images blitted to the display. |