21.5.44 Reset Source Control Register

Table 21-52. RESET_SOURCE_CR
Bit NumberNameReset ValueDescription
[31:8]Reserved0
7USER_M3_RESET_DETECT0x1Indicates that an M3 user reset has occurred. During the device boot sequence, this register should be cleared to Arm it to detect the next reset event. Reset signal: FAB_M3_RESET_M3_CLK_N.
6USER_RESET_DETECT0x1Indicates that a MSS user reset has occurred. During the device boot sequence, this register should be cleared to Arm it to detect the next reset event. Reset signal: MSS_RESET_N_F2M.
5WDOG_RESET_DETECT0x1Indicates that a Watchdog reset has occurred. During the device boot sequence, this register should be cleared to Arm it to detect the next reset event. Reset signal: WDOGTIMEOUT_M3_CLK_N.
4LOCKUP_RESET_DETECT0x1Indicates that a Cortex-M3 processor lockup reset has occurred. During the device boot sequence, this register should be cleared to Arm it to detect the next reset event. The reset signal for this bit is LOCKUP_DEL2_N.
3SOFT_RESET_DETECT0x1Indicates that a soft reset has occurred. During the device boot sequence, this register should be cleared to Arm it to detect the next reset event. The reset signal for this bit is SYSRESETREQ_DEL2_N.
2CONTROLLER_M3_RESET_DETECT0x1Indicates that a controller M3 reset has occurred. During the device boot sequence, this register should be cleared to Arm it to detect the next reset event. The reset signal for this bit is M3_RESET_M3_CLK_N.
1CONTROLLER_RESET_DETECT0x1Indicates that an MSS controller reset has occurred. During the device boot sequence, this register should be cleared to Arm it to detect the next reset event. Reset signal: SC_MSS_RESET_M3_CLK_N.
0PO_RESET_DETECT0x1Indicates that a power-up reset has occurred. During the device boot sequence, this register should be cleared to Arm it to detect the next reset event. The reset signal for this bit is PO_RESET_M3_CLK_N.