On 12/24/2009 01:29 AM, Kevin O'Connor wrote:
On Mon, Dec 14, 2009 at 10:25:14AM +0100, Magnus Christensson wrote:
--- a/src/acpi.c +++ b/src/acpi.c @@ -464,10 +464,12 @@ build_ssdt(void) // build processor scope header *(ssdt_ptr++) = 0x10; // ScopeOp if (cpu_length<= 0x3e) { + /* Handle 1-4 CPUs with one byte encoding */ *(ssdt_ptr++) = cpu_length + 1; } else { - *(ssdt_ptr++) = 0x7F; - *(ssdt_ptr++) = (cpu_length + 2)>> 6; + /* Handle 5-314 CPUs with two byte encoding */ + *(ssdt_ptr++) = 0x40 | ((cpu_length + 1)& 0xf); + *(ssdt_ptr++) = (cpu_length + 1)>> 4;
Should be cpu_length + 2 as far as I can tell. The current code is definitely broken.
Right. That should be cpu_length +2 in the else-part.
Can you resend the patch with the change?
Attached (sorry for the delay). M.