cat /sys/kernel/debug/dri/0/mm_dump

0x0000000000000000-0x00000000004f2000: 5185536: used
0x00000000004f2000-0x0000000000d0a000: 8486912: used
0x0000000000d0a000-0x0000000001522000: 8486912: used
0x0000000001522000-0x0000000001d0b000: 8294400: used
0x0000000001d0b000-0x00000000024f4000: 8294400: used
0x00000000024f4000-0x0000000002d0c000: 8486912: used
0x0000000002d0c000-0x0000000002d0d000: 4096: used
0x0000000002d0d000-0x0000000002d0e000: 4096: used
0x0000000002d0e000-0x000000000320e000: 5242880: used
0x000000000320e000-0x000000000370e000: 5242880: used
0x000000000370e000-0x0000000003c0e000: 5242880: used
0x0000000003c0e000-0x0000000003d52000: 1327104: used
0x0000000003d52000-0x0000000004d24000: 16588800: free
0x0000000004d24000-0x000000000550d000: 8294400: used
0x000000000550d000-0x0000000005cf6000: 8294400: used
0x0000000005cf6000-0x00000000064df000: 8294400: free
0x00000000064df000-0x00000000080ff000: 29491200: used
0x00000000080ff000-0x0000000008101000: 8192: used
0x0000000008101000-0x00000000088ea000: 8294400: used
0x00000000088ea000-0x00000000090d3000: 8294400: used
0x00000000090d3000-0x00000000098bc000: 8294400: used
0x00000000098bc000-0x000000000a0a5000: 8294400: used
0x000000000a0a5000-0x0000000100000000: 4126519296: free
total: 4294967296, used 143564800 free 4151402496