[SeaBIOS] [PATCH] vcpu hotplug: Setup vcpu add/remove infrastructure, including madt bios_info and dsdt
kevin at koconnor.net
Thu Jan 28 05:13:07 CET 2010
On Thu, Jan 28, 2010 at 11:16:17AM +0800, Liu, Jinsong wrote:
> Connor and Gleb,
> Thanks for comments and suggestions!
> According to the discussion, I will update my patch as:
> 1. simplify method 'PRSC' definiation, move 'maxvcpus' to method 'NTFY' so that code is more direct and easy to understand;
> 2. remove unnecessary global variable 'madt_csum_addr, madt_lapic0_addr, max_cpus_byte, max_cpus_bit';
> 3. use VAR16FIXED() macro for a hardcode address, change hardcode address from '0xEA000' to '0x514' (same as old BOCHS);
VAR16FIXED() is for addresses in the f-segment - for addresses outside
of the bios code, one can just assign a value to the address. I don't
know if 0x514 is used for anything else, but I suppose it's okay if
BOCHS got away with it.
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