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CMDQ

Descriptors

All commands

63	62	61	60	59	58	57	56
cmd	cmd	cmd	cmd	sw int	sw int	sw int	sw int
55	54	53	52	51	50	49	48
47	46	45	44	43	42	41	40
39	38	37	36	35	34	33	32
31	30	29	28	27	26	25	24
23	22	21	20	19	18	17	16
15	14	13	12	11	10	9	8
7	6	5	4	3	2	1	0

• cmd
  • 0x0 : nop
  • 0x1 : write
  • 0x2 : wait bus trigger
  • 0x3 : poll eq
  • 0xb : poll neq
• sw int - interrupt bit to trigger?

Poll/write commands

63	62	61	60	59	58	57	56
cmd	cmd	cmd	cmd	sw int	sw int	sw int	sw int
55	54	53	52	51	50	49	48
riu addr h	riu addr h	riu addr h	riu addr h	riu addr h	riu addr h	riu addr h	riu addr h
47	46	45	44	43	42	41	40
riu addr m	riu addr m	riu addr m	riu addr m	riu addr m	riu addr m	riu addr m	riu addr m
39	38	37	36	35	34	33	32
riu addr l	riu addr l	riu addr l	riu addr l	riu addr l	riu addr l	riu addr l	riu addr l
31	30	29	28	27	26	25	24
value h	value h	value h	value h	value h	value h	value h	value h
23	22	21	20	19	18	17	16
value l	value l	value l	value l	value l	value l	value l	value l
15	14	13	12	11	10	9	8
mask h	mask h	mask h	mask h	mask h	mask h	mask h	mask h
7	6	5	4	3	2	1	0
mask l	mask l	mask l	mask l	mask l	mask l	mask l	mask l

Bus trigger wait

NOP

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