1.7.3. POST - Hardware Diagnose Commands

• cache - Cache test
• watchdog - Watchdog timer test
• i2c - I2C test
• rtc - RTC test
• memory - Memory test
• cpu - CPU test
• uart - UART test
• ethernet - ETHERNET test
• spi - SPI test
• usb - USB test
• spr - Special register test
• sysmon - SYSMON test
• dsp - DSP test