FWIW
The 12-5 auto s9 fw, just drops the max voltages and usage of cores..
EDIT: Thanks for the code quotes, I was on mobile and it kept getting messed up while pasting!
origin: 0 : 125 : 0 : 71 : 0 : 71 : 4
update: 0 : 125 : 0 : 26 : 0 : 26 : 4
Detect: use voltage limit rules on single board!
Detect: S9_63 use voltage level=1 : 1
Chain[J6] has backup chain_voltage=830
Check chain[5] PIC fw version=0x03
chain[6]: [63:255] [63:255] [63:255] [63:255] [63:255] [63:255] [63:255] [63:255]
origin: 0 : 125 : 0 : 73 : 0 : 73 : 4
update: 0 : 125 : 0 : 28 : 0 : 28 : 4
Detect: use voltage limit rules on single board!
Detect: S9_63 use voltage level=1 : 1
Chain[J7] has backup chain_voltage=830
Check chain[6] PIC fw version=0x03
chain[7]: [63:255] [63:255] [63:255] [63:255] [63:255] [63:255] [63:255] [63:255]
origin: 0 : 125 : 0 : 71 : 0 : 71 : 4
update: 0 : 125 : 0 : 26 : 0 : 26 : 4
Detect: use voltage limit rules on single board!
Detect: S9_63 use voltage level=1 : 1
Chain[J8] has backup chain_voltage=830
Check chain[7] PIC fw version=0x03
Chain[J6] orignal chain_voltage_pic=91 value=890
Chain[J6] will use backup chain_voltage_pic=830 [193]
Chain[J6] get working chain_voltage_pic=193
Chain[J7] orignal chain_voltage_pic=91 value=890
Chain[J7] will use backup chain_voltage_pic=830 [193]
Chain[J7] get working chain_voltage_pic=193
Chain[J8] orignal chain_voltage_pic=91 value=890
Chain[J8] will use backup chain_voltage_pic=830 [193]
Chain[J8] get working chain_voltage_pic=193