Messages in this thread |  | | Date | Mon, 08 Oct 2001 19:43:12 -0700 | From | Petko Manolov <> | Subject | Re: discontig physical memory |
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"David S. Miller" wrote: > > > bootmap_size = init_bootmem(0, (32 * 1024 * 1024)); > > free_bootmem((4 * 1024 * 1024), > > ((16 - 4) * 1024 * 1024)); > > This is suppose to tell the kernel about the gap? > > Precisely. How else did you expect to let the kernel know?
Unfortunately this didn't work. I also tried to declare 16MB hole starting from offset 0 so the kernel is supposed to boot from phys addr 0x01000000. It crashed when tried to execute kernel_thread() Do you think there is a mechanism to tell the kernel that first 16MB is a non DMA-able area?
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