Here is a list of all topics with brief descriptions:

static int dma_copy (struct dma_chan_data * channel, int bytes, uint32_t flags)	This function is in a separate subgroup to solve a name clash with struct dma_copy {}
uAPI Control	SOF uAPI specification - component controls
uAPI	SOF uAPI specification
FW Regs API	This is a common SRAM window 0 FW "registers" layout used in the platfrom-defined SRAM window 0 region
Audio Stream API
Component API
Component's Common Helpers
Component Mgmt API
DAI Drivers	DAI Drivers API specification
UUID API	UUID API specification
Platform API	Platform API specification
Schedule API
Memory Allocation API
DMA Drivers	SOF DMA Drivers API specification (deprecated interface, to be replaced by Zephyr zephyr/drivers/dma.h interface)
PM Runtime	SOF PM runtime specification mapping for Zephyr builds