SWRU622A
August 2024 – September 2024
AWRL1432
,
AWRL6432
,
IWRL1432
,
IWRL6432
,
IWRL6432AOP
1
Trademarks
1
Introduction
2
Basic Bootloader Flow
2.1
Programming Serial Data Flash Over UART (Bootloader Service)
2.2
Binary File Format
2.3
Flash Programming Sequence
2.4
Supported UART Commands/Response and Format
2.5
Flashing Sequence
2.6
ROM-Assisted Image Download Sequence
2.7
Booting Application Image
2.7.1
Booting From Serial Flash
2.7.2
Bootmode – SPI
2.7.3
Bootmode - UART
3
Secondary Bootloader
3.1
SBL Execution Flow
3.1.1
Flash Memory Partitioning for SBL Execution
3.1.2
SBL Feature Modifications
3.1.3
SBL Development Considerations
4
Warm Reset
4.1
Integrity Verification
4.2
LSTC/PBIST
4.3
Watchdog Timer
4.4
Reset-Triggered Flash Reload of Application
4.4.1
Hardware Solutions
4.4.1.1
PMIC I2C Messaging
4.4.1.2
External Watchdog Timer
4.4.1.3
External Voltage Monitoring or Voltage Supervisors
4.4.2
Software Solutions
4.4.2.1
Setting Boot Vector to 0x0
5
Relevant Registers
5.1
Reset Registers
5.2
PC Registers
5.2.1
Addresses
6
Revision History
User's Guide
TI mmWave xWRLx432 Bootloader Flow and Warm Reset Recommendations