SPRUJC6A December 2024 – July 2025 AM2752-Q1 , AM2754-Q1
These boot parameter tables have certain parameters common across all the boot modes, while the rest of the parameters are unique to the boot modes. The common entries in the boot parameter table are shown in Boot Parameter Table Common Header.
| Byte Offset | Size (bytes) | Name | Description |
|---|---|---|---|
| 0 | 2 | Length | The length of the table |
| 2 | 2 | Checksum | Ones complement checksum over length bytes in the table. If 0 the checksum is not validated. |
| 4 | 2 | Peripheral | Identifies the boot peripheral and format of the table after the common header. See Boot Peripheral Selection |
| 6 | 2 | Reserved | Reserved |
| 8 | 4 | Timeout | Timeout for this boot mode, in milliseconds |
| 12 | 4 | Magic | Magic value 0x01AD0911 |
| 16 | 40 | PLL Config 0 | PLL Configuration 0. See Boot Parameter Table PLL Configuration |
| 56 | 40 | PLL Config 1 | PLL Configuration 1 |
| 96 | 40 | PLL Config 2 | PLL Configuraiton 2 |
| 136 | 40 | PLL Config 3 | PLL Configuration 3 |
| 176 | 40 | PLL Config 4 | PLL Configuration 4 |
| 216 | 40 | PLL Config 5 | PLL Configuration 5 |
Boot Peripheral Selection lists the possible boot modes used in the boot parameter tables.
| Peripheral Field Value | Description |
|---|---|
| 0 | Sleep (No boot) |
| 10 | Ethernet Reserved |
| 20 | Ethernet BOOTP/TFTP (general) |
| 21 | Ethernet RGMII specific |
| 22 | Ethernet RMII specific |
| 30 | Reserved |
| 31 | Reserved |
| 32 | Reserved |
| 50 | SPI |
| 60 | UART |
| 70 | USB DFU |
| 71 | USB Reserved |
| 80 | QSPI |
| 85 | OSPI |
| 90 | Reserved |
| 100 | MMCSD Card (general) |
| 101 | eMMC (general) |
| 102 | MMC 1-bit |
| 103 | MMC 4-bit |
| 104 | MMC 8-bit |
| 120 | Reserved |
| 130 | xSPI |
| 150 | Serial NAN |
| 160 | Fast-xSPI |