===== 07 SRG F10 SIO1 | BIOS 19951204 System ROM Version 3.0 11/18/96 A
BadVaddr as the group starts: 00000480
SIO1: CTRL bit 7 written under four MODE values and read back; STAT read five times
after a reset (row 39). Nothing is attached to the serial port.
MODE 004E: CTRL reads 0080
MODE 0000: CTRL reads 0000
MODE 000D: CTRL reads 0080
MODE 00CE: CTRL reads 0080
STAT after a reset: 00000185 00000185 00000185 00000185 00000185
Done.