Intel® Core™ Ultra Processors for H-series and U-series Platforms SOC I/O Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 795260 | 12/14/2023 | 001 | Public |
Global Reset Causes 1 (GBLRST_CAUSE1) – Offset 1928
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31:15 | 0h | RO | Reserved |
| 14 | 0h | RW/1C/V | PM Handshake Global Reset Cause (SLP_LVL_RSP_ERR) If this bit is set, the cause of the previous global reset was caused by power management handshake response failure global reset. |
| 13 | 0h | RW/1C/V | BSCAN Global Reset Cause (BSCAN_MODE) If this bit is set, the cause of the previous global reset was caused by BSCAN mode. |
| 12 | 0h | RW/1C/V | Low Power Mode Exit Global Reset Cause (LPM_FW_ERR) If this bit is set, the cause of the previous global reset was caused by low power mode exit failure. |
| 11:10 | 0h | RO | Reserved |
| 9 | 0h | RW/1C/V | ESPI Type 8 Global Reset Cause (ESPI_TYPE8) If this bit is set, the cause of the previous global reset was caused by eSPI type 8. |
| 8 | 0h | RW/1C/V | ESPI Type 7 Global Reset Cause (ESPI_TYPE7) If this bit is set, the cause of the previous global reset was caused by eSPI type 7. |
| 7:5 | 0h | RO | Reserved |
| 4 | 0h | RW/1C/V | PMC 3 Strike Global Reset Cause (PMC_3STRIKE) If this bit is set, the cause of the previous global reset was caused by PMC 3 strike. |
| 3 | 0h | RO | Reserved |
| 2 | 0h | RW/1C/V | Host Reset Promotion Global Reset Cause (HOST_RST_PROM) If this bit is set, the cause of the previous global reset was caused by host reset promotion. |
| 1 | 0h | RO | Reserved |
| 0 | 0h | RW/1C/V | Host Reset Timeout Global Reset Cause (HOST_RESET_TIMEOUT) If this bit is set, the cause of the previous global reset was caused by a host reset timeout. |