Artesyn ATCA 7370 / ATCA 7370-S Installation and Use (January 2015) - Manual (Page 163)

Maps and Registers
ATCA-7370/ATCA-7370-S Installation and Use (6806800P54H) 163
Note: BIOS should never write to this register.
Table 6-59 Payload Reset Source for OS Register
Address Offset: 0x16
Bit Description Default Access
0 Payload Power-on reset
1: Reset occurred RST_N:1 LPC: r/w1c
1 Reserved 0 LPC: r/w1c
2 Front board push button reset payload
request
1: Reset occurred 0 LPC: r/w1c
3 IPMC reset payload request
1: Reset occurred 0 LPC: r/w1c
4 RTM push button reset payload request
1: Reset occurred 0 LPC: r/w1c
5 FPGA Watchdog reset payload request
1: Reset occurred 0 LPC: r/w1c
6 BIOS reset payload request
1: Reset occurred 0 LPC: r/w1c
7 OS reset payload request
1: Reset occurred 0 LPC: r/w1c