---

objdump -t zephyr.elf | grep dtcm
20000000 l    d  .dtcm_bss      00000000 .dtcm_bss
20000080 l    d  .dtcm_noinit   00000000 .dtcm_noinit
20004680 l    d  .dtcm_data     00000000 .dtcm_data
20003680 l     O .dtcm_noinit   00001000 dma_tcdpool0
20008080 l     O .dtcm_data     00004000 LARGE_FILTER_IMPD
2000c080 l     O .dtcm_data     00004000 LARGE_FILTER_IMP
20007c80 l     O .dtcm_data     00000400 i2s_in_stack
20007880 l     O .dtcm_data     00000400 i2s_out_stack
2000066c l     O .dtcm_noinit   000005ea nxp_enet_0_tx_frame_buf
20000080 l     O .dtcm_noinit   000005ea nxp_enet_0_rx_frame_buf
20000040 l     O .dtcm_bss      00000030 nxp_enet_0_rx_buffer_desc
20000000 l     O .dtcm_bss      00000008 nxp_enet_0_tx_buffer_desc
20001280 l     O .dtcm_noinit   00002400 nxp_enet_0_rx_buffer
20000c80 l     O .dtcm_noinit   00000600 nxp_enet_0_tx_buffer
20004680 l     O .dtcm_data     00001900 zephyr_audio_out_bufs
20005f80 l     O .dtcm_data     00001900 zephyr_audio_in_bufs
20000070 g       .dtcm_bss      00000000 __dtcm_bss_end
20000000 g       .dtcm_bss      00000000 __dtcm_bss_start
20000080 g       .dtcm_noinit   00000000 __dtcm_noinit_start
20010080 g       .dtcm_data     00000000 __dtcm_data_end
20000000 g       .dtcm_bss      00000000 __dtcm_start
6012c4d0 g       *ABS*  00000000 __dtcm_data_load_start
20010080 g       .dtcm_data     00000000 __dtcm_end
20004680 g       .dtcm_noinit   00000000 __dtcm_noinit_end
20004680 g       .dtcm_data     00000000 __dtcm_data_start

LARGE_FILTER_IMPD,LARGE_FILTER_IMP - это массивы для audio large_filter resampler