enable_periph_id_7 (PL390) Register Description
| Register Name | enable_periph_id_7 |
|---|---|
| Offset Address | 0x0000000FEC |
| Absolute Address | 0x00F9000FEC (RCPU_GIC) |
| Width | 8 |
| Type | roRead-only |
| Reset Value | 0x00000012 |
| Description | The periph_id_[8:0] Registers provide information about the configuration of the peripheral. Note some fields span across adjacent registers. |
enable_periph_id_7 (PL390) Register Bit-Field Summary
| Field Name | Bits | Type | Reset Value | Description |
|---|---|---|---|---|
| tz | 7 | roRead-only | 0x0 | Identifies the number of security states that the GIC supports. |
| priority | 6:4 | roRead-only | 0x1 | The number of priority levels that the GIC provides: b000 = 16 priority levels, b001 = 32 priority levels, b010 = 64 priority levels, b011 = 128 priority levels, b100 = 256 priority levels, b101-b111 = reserved. |
| spi_number_1 | 3:0 | roRead-only | 0x2 | The MSBs of the number of SPIs that the GIC provides. |