dreamcast/regs/holly.csv

1	block	address	size	name	r/w	description
2	holly	0000	4	ID	R	Device ID
3	holly	0004	4	REVISION	R	Revision Number
4	holly	0008	4	SOFTRESET	RW	CORE & TA software reset
5
6	holly	0014	4	STARTRENDER	RW	Drawing start
7	holly	0018	4	TEST_SELECT	RW	Test (writing this register is prohibited)
8
9	holly	0020	4	PARAM_BASE	RW	Base address for ISP parameters
10
11	holly	002c	4	REGION_BASE	RW	Base address for Region Array
12	holly	0030	4	SPAN_SORT_CFG	RW	Span Sorter control
13
14	holly	0040	4	VO_BORDER_COL	RW	Border area color
15	holly	0044	4	FB_R_CTRL	RW	Frame buffer read control
16	holly	0048	4	FB_W_CTRL	RW	Frame buffer write control
17	holly	004c	4	FB_W_LINESTRIDE	RW	Frame buffer line stride
18	holly	0050	4	FB_R_SOF1	RW	Read start address for field - 1/strip - 1
19	holly	0054	4	FB_R_SOF2	RW	Read start address for field - 2/strip - 2
20
21	holly	005c	4	FB_R_SIZE	RW	Frame buffer XY size
22	holly	0060	4	FB_W_SOF1	RW	Write start address for field - 1/strip - 1
23	holly	0064	4	FB_W_SOF2	RW	Write start address for field - 2/strip - 2
24	holly	0068	4	FB_X_CLIP	RW	Pixel clip X coordinate
25	holly	006c	4	FB_Y_CLIP	RW	Pixel clip Y coordinate
26
27	holly	0074	4	FPU_SHAD_SCALE	RW	Intensity Volume mode
28	holly	0078	4	FPU_CULL_VAL	RW	Comparison value for culling
29	holly	007c	4	FPU_PARAM_CFG	RW	Parameter read control
30	holly	0080	4	HALF_OFFSET	RW	Pixel sampling control
31	holly	0084	4	FPU_PERP_VAL	RW	Comparison value for perpendicular polygons
32	holly	0088	4	ISP_BACKGND_D	RW	Background surface depth
33	holly	008c	4	ISP_BACKGND_T	RW	Background surface tag
34
35	holly	0098	4	ISP_FEED_CFG	RW	Translucent polygon sort mode
36
37	holly	00a0	4	SDRAM_REFRESH	RW	Texture memory refresh counter
38	holly	00a4	4	SDRAM_ARB_CFG	RW	Texture memory arbiter control
39	holly	00a8	4	SDRAM_CFG	RW	Texture memory control
40
41	holly	00b0	4	FOG_COL_RAM	RW	Color for Look Up table Fog
42	holly	00b4	4	FOG_COL_VERT	RW	Color for vertex Fog
43	holly	00b8	4	FOG_DENSITY	RW	Fog scale value
44	holly	00bc	4	FOG_CLAMP_MAX	RW	Color clamping maximum value
45	holly	00c0	4	FOG_CLAMP_MIN	RW	Color clamping minimum value
46	holly	00c4	4	SPG_TRIGGER_POS	RW	External trigger signal HV counter value
47	holly	00c8	4	SPG_HBLANK_INT	RW	H-blank interrupt control
48	holly	00cc	4	SPG_VBLANK_INT	RW	V-blank interrupt control
49	holly	00d0	4	SPG_CONTROL	RW	Sync pulse generator control
50	holly	00d4	4	SPG_HBLANK	RW	H-blank control
51	holly	00d8	4	SPG_LOAD	RW	HV counter load value
52	holly	00dc	4	SPG_VBLANK	RW	V-blank control
53	holly	00e0	4	SPG_WIDTH	RW	Sync width control
54	holly	00e4	4	TEXT_CONTROL	RW	Texturing control
55	holly	00e8	4	VO_CONTROL	RW	Video output control
56	holly	00ec	4	VO_STARTX	RW	Video output start X position
57	holly	00f0	4	VO_STARTY	RW	Video output start Y position
58	holly	00f4	4	SCALER_CTL	RW	X & Y scaler control
59
60	holly	0108	4	PAL_RAM_CTRL	RW	Palette RAM control
61	holly	010c	4	SPG_STATUS	R	Sync pulse generator status
62	holly	0110	4	FB_BURSTCTRL	RW	Frame buffer burst control
63	holly	0114	4	FB_C_SOF	R	Current frame buffer start address
64	holly	0118	4	Y_COEFF	RW	Y scaling coefficent
65	holly	011c	4	PT_ALPHA_REF	RW	Alpha value for Punch Through polygon comparison
66
67	holly	0124	4	TA_OL_BASE	RW	Object List write start address
68	holly	0128	4	TA_ISP_BASE	RW	ISP/TSP Parameter write start address
69	holly	012c	4	TA_OL_LIMIT	RW	Object List write limit address
70	holly	0130	4	TA_ISP_LIMIT	RW	ISP/TSP Parameter limit address
71	holly	0134	4	TA_NEXT_OPB	R	Start address for the Object Pointer Block
72	holly	0138	4	TA_ITP_CURRENT	R	Starting address where the next ISP/TSP Parameters are stored
73	holly	013c	4	TA_GLOB_TILE_CLIP	RW	Global Tile Clip control
74	holly	0140	4	TA_ALLOC_CTRL	RW	Object list control
75	holly	0144	4	TA_LIST_INIT	RW	TA initialization
76	holly	0148	4	TA_YUV_TEX_BASE	RW	YUV422 texture write start address
77	holly	014c	4	TA_YUV_TEX_CTRL	RW	YUV converter control
78	holly	0150	4	TA_YUV_TEX_CNT	R	YUV converter macro block counter value
79
80	holly	0160	4	TA_LIST_CONT	RW	TA continuation processing
81	holly	0164	4	TA_NEXT_OPB_INIT	RW	Additional OPB starting address
82
83	holly	0200	512	FOG_TABLE	RW	Look-up table fog data
84
85	holly	0600	2400	TA_OL_POINTERS	R	TA Object List Pointer data
86
87	holly	1000	4096	PALETTE_RAM	RW	Palette RAM