Signed-off-by: Magnus Christensson mch@virtutech.com --- src/acpi.c | 6 ++++-- 1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/src/acpi.c b/src/acpi.c index 843af69..88007ae 100644 --- 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; } *(ssdt_ptr++) = '_'; // Name *(ssdt_ptr++) = 'P';