Labels are the following: GEMGXLALTCLK PROCMON DDRCTRLALTCLK DDRPHYALTCLK DDR_ATB0 DDR_ATB1 DDR_PLL_TESTOUT_P DDR_PLL_TESTOUT_N These are just SoC debu

Labels are the following: GEMGXLALTCLK PROCMON DDRCTRLALTCLK DDRPHYALTCLK DDR_ATB0 DDR_ATB1 DDR_PLL_TESTOUT_P DDR_PLL_TESTOUT_N These are just SoC debug headers. Eg: GEMGXL comes from Gigabit Ethernet MAC, and GXL is a marketing term from Cadence.