Artesyn ATCA-7365 Installation and Use (May 2014) - Manual (Page 212)

Maps and Registers
ATCA-7365 Installation and Use (6806800K65M) 212
6.4.14 BIOS Boot Mode Register
6.4.15 SFMEM Module Configuration Register
Table 6-66 Recovery Boot SPI Flash Write Enable
Address Offset: 0x42
Bit Description Default Access
7:0 Recovery Boot SPI Flash enable/disable.
A write value 0xC3 enables the Flash. All other values
disables the Flash - LPC: w
Table 6-67 BIOS Boot Mode Register
Address Offset: 0x43
Bit Description Default Access
0
1
The switch signals SW_BIOS[1:0] controls the BIOS Boot Mode: -Ext.
1: SW4.3 ON
0: SW4.3 OFF r
Ext.
1: SW4.4 ON
0: SW4.4 OF r
7:2 Reserved 0 r
Table 6-68 SFMEM Module Configuration Register
Address Offset: 0x45
Bit Description Default Access
3:0 Control output signals SFMEM_CONF[3:0] PWR_GOOD:0 LPC: r/w
IPMC: r