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https://github.com/Rockbox/rockbox.git
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FS#11807 - Major speedup of iPod nano 2G. Part 3: Unify different write commands. No change in speed.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28812 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andree Buschmann
parent
335df1d040
commit
eadff40863
1 changed files with 90 additions and 175 deletions
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@ -67,149 +67,82 @@ static bool lcd_ispowered;
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#ifdef HAVE_LCD_SLEEP
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#ifdef HAVE_LCD_SLEEP
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#define SLEEP 0
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#define SLEEP 0
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#define CMD8 1
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#define CMD16 1
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#define CMD16 2
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#define DATA16 2
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#define DATA8 3
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#define DATA16 4
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unsigned short lcd_init_sequence_0[] = {
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unsigned short lcd_init_sequence_0[] = {
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CMD16, 0x00a4,
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CMD16, 0x00a4, DATA16, 0x0001,
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DATA16, 0x0001,
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SLEEP, 0x0000,
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SLEEP, 0x0000,
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CMD16, 0x0001,
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CMD16, 0x0001, DATA16, 0x0100,
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DATA16, 0x0100,
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CMD16, 0x0002, DATA16, 0x0300,
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CMD16, 0x0002,
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CMD16, 0x0003, DATA16, 0x1230,
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DATA16, 0x0300,
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CMD16, 0x0008, DATA16, 0x0404,
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CMD16, 0x0003,
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CMD16, 0x0008, DATA16, 0x0404,
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DATA16, 0x1230,
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CMD16, 0x000e, DATA16, 0x0010,
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CMD16, 0x0008,
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CMD16, 0x0070, DATA16, 0x1000,
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DATA16, 0x0404,
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CMD16, 0x0071, DATA16, 0x0001,
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CMD16, 0x0008,
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CMD16, 0x0030, DATA16, 0x0002,
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DATA16, 0x0404,
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CMD16, 0x0031, DATA16, 0x0400,
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CMD16, 0x000e,
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CMD16, 0x0032, DATA16, 0x0007,
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DATA16, 0x0010,
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CMD16, 0x0033, DATA16, 0x0500,
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CMD16, 0x0070,
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CMD16, 0x0034, DATA16, 0x0007,
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DATA16, 0x1000,
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CMD16, 0x0035, DATA16, 0x0703,
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CMD16, 0x0071,
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CMD16, 0x0036, DATA16, 0x0507,
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DATA16, 0x0001,
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CMD16, 0x0037, DATA16, 0x0005,
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CMD16, 0x0030,
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CMD16, 0x0038, DATA16, 0x0407,
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DATA16, 0x0002,
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CMD16, 0x0039, DATA16, 0x000e,
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CMD16, 0x0031,
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CMD16, 0x0040, DATA16, 0x0202,
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DATA16, 0x0400,
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CMD16, 0x0041, DATA16, 0x0003,
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CMD16, 0x0032,
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CMD16, 0x0042, DATA16, 0x0000,
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DATA16, 0x0007,
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CMD16, 0x0043, DATA16, 0x0200,
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CMD16, 0x0033,
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CMD16, 0x0044, DATA16, 0x0707,
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DATA16, 0x0500,
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CMD16, 0x0045, DATA16, 0x0407,
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CMD16, 0x0034,
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CMD16, 0x0046, DATA16, 0x0505,
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DATA16, 0x0007,
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CMD16, 0x0047, DATA16, 0x0002,
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CMD16, 0x0035,
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CMD16, 0x0048, DATA16, 0x0004,
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DATA16, 0x0703,
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CMD16, 0x0049, DATA16, 0x0004,
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CMD16, 0x0036,
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CMD16, 0x0060, DATA16, 0x0202,
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DATA16, 0x0507,
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CMD16, 0x0061, DATA16, 0x0003,
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CMD16, 0x0037,
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CMD16, 0x0062, DATA16, 0x0000,
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DATA16, 0x0005,
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CMD16, 0x0063, DATA16, 0x0200,
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CMD16, 0x0038,
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CMD16, 0x0064, DATA16, 0x0707,
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DATA16, 0x0407,
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CMD16, 0x0065, DATA16, 0x0407,
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CMD16, 0x0039,
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CMD16, 0x0066, DATA16, 0x0505,
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DATA16, 0x000e,
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CMD16, 0x0068, DATA16, 0x0004,
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CMD16, 0x0040,
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CMD16, 0x0069, DATA16, 0x0004,
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DATA16, 0x0202,
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CMD16, 0x0007, DATA16, 0x0001,
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CMD16, 0x0041,
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CMD16, 0x0018, DATA16, 0x0001,
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DATA16, 0x0003,
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CMD16, 0x0010, DATA16, 0x1690,
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CMD16, 0x0042,
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CMD16, 0x0011, DATA16, 0x0100,
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DATA16, 0x0000,
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CMD16, 0x0012, DATA16, 0x0117,
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CMD16, 0x0043,
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CMD16, 0x0013, DATA16, 0x0f80,
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DATA16, 0x0200,
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CMD16, 0x0012, DATA16, 0x0137,
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CMD16, 0x0044,
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CMD16, 0x0020, DATA16, 0x0000,
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DATA16, 0x0707,
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CMD16, 0x0021, DATA16, 0x0000,
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CMD16, 0x0045,
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CMD16, 0x0050, DATA16, 0x0000,
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DATA16, 0x0407,
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CMD16, 0x0051, DATA16, 0x00af,
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CMD16, 0x0046,
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CMD16, 0x0052, DATA16, 0x0000,
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DATA16, 0x0505,
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CMD16, 0x0053, DATA16, 0x0083,
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CMD16, 0x0047,
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CMD16, 0x0090, DATA16, 0x0003,
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DATA16, 0x0002,
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CMD16, 0x0091, DATA16, 0x0000,
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CMD16, 0x0048,
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CMD16, 0x0092, DATA16, 0x0101,
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DATA16, 0x0004,
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CMD16, 0x0098, DATA16, 0x0400,
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CMD16, 0x0049,
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CMD16, 0x0099, DATA16, 0x1302,
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DATA16, 0x0004,
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CMD16, 0x009a, DATA16, 0x0202,
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CMD16, 0x0060,
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CMD16, 0x009b, DATA16, 0x0200,
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DATA16, 0x0202,
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CMD16, 0x0061,
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DATA16, 0x0003,
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CMD16, 0x0062,
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DATA16, 0x0000,
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CMD16, 0x0063,
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DATA16, 0x0200,
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CMD16, 0x0064,
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DATA16, 0x0707,
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CMD16, 0x0065,
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DATA16, 0x0407,
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CMD16, 0x0066,
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DATA16, 0x0505,
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CMD16, 0x0068,
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DATA16, 0x0004,
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CMD16, 0x0069,
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DATA16, 0x0004,
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CMD16, 0x0007,
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DATA16, 0x0001,
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CMD16, 0x0018,
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DATA16, 0x0001,
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CMD16, 0x0010,
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DATA16, 0x1690,
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CMD16, 0x0011,
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DATA16, 0x0100,
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CMD16, 0x0012,
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DATA16, 0x0117,
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CMD16, 0x0013,
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DATA16, 0x0f80,
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CMD16, 0x0012,
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DATA16, 0x0137,
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CMD16, 0x0020,
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DATA16, 0x0000,
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CMD16, 0x0021,
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DATA16, 0x0000,
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CMD16, 0x0050,
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DATA16, 0x0000,
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CMD16, 0x0051,
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DATA16, 0x00af,
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CMD16, 0x0052,
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DATA16, 0x0000,
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CMD16, 0x0053,
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DATA16, 0x0083,
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CMD16, 0x0090,
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DATA16, 0x0003,
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CMD16, 0x0091,
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DATA16, 0x0000,
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CMD16, 0x0092,
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DATA16, 0x0101,
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CMD16, 0x0098,
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DATA16, 0x0400,
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CMD16, 0x0099,
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DATA16, 0x1302,
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CMD16, 0x009a,
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DATA16, 0x0202,
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CMD16, 0x009b,
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DATA16, 0x0200,
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SLEEP, 0x0000,
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SLEEP, 0x0000,
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CMD16, 0x0007,
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CMD16, 0x0007, DATA16, 0x0021,
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DATA16, 0x0021,
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CMD16, 0x0012, DATA16, 0x0137,
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CMD16, 0x0012,
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DATA16, 0x0137,
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SLEEP, 0x0000,
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SLEEP, 0x0000,
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CMD16, 0x0007,
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CMD16, 0x0007, DATA16, 0x0021,
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DATA16, 0x0021,
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CMD16, 0x0012, DATA16, 0x1137,
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CMD16, 0x0012,
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DATA16, 0x1137,
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SLEEP, 0x0000,
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SLEEP, 0x0000,
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CMD16, 0x0007,
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CMD16, 0x0007, DATA16, 0x0233,
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DATA16, 0x0233,
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};
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};
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unsigned short lcd_init_sequence_1[] = {
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unsigned short lcd_init_sequence_1[] = {
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CMD8, 0x11,
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CMD16, 0x0011, DATA16, 0x0000,
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DATA16, 0x00,
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CMD16, 0x0029, DATA16, 0x0000,
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CMD8, 0x29,
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DATA16, 0x00,
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};
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};
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@ -231,24 +164,12 @@ static inline void s5l_lcd_write_cmd(unsigned short cmd)
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LCD_WCMD = cmd;
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LCD_WCMD = cmd;
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}
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}
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static inline void s5l_lcd_write_wcmd(unsigned short cmd)
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{
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while (LCD_STATUS & 0x10);
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LCD_WCMD = cmd;
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}
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static inline void s5l_lcd_write_data(unsigned short data)
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static inline void s5l_lcd_write_data(unsigned short data)
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{
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{
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while (LCD_STATUS & 0x10);
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while (LCD_STATUS & 0x10);
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LCD_WDATA = data;
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LCD_WDATA = data;
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}
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}
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static inline void s5l_lcd_write_wdata(unsigned short data)
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{
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while (LCD_STATUS & 0x10);
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LCD_WDATA = data;
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}
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/*** hardware configuration ***/
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/*** hardware configuration ***/
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int lcd_default_contrast(void)
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int lcd_default_contrast(void)
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@ -323,17 +244,11 @@ void lcd_wakeup(void)
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{
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{
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switch(lcd_init_sequence[i])
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switch(lcd_init_sequence[i])
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{
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{
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case CMD8:
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case CMD16:
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s5l_lcd_write_cmd(lcd_init_sequence[i+1]);
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s5l_lcd_write_cmd(lcd_init_sequence[i+1]);
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break;
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break;
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case DATA8:
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s5l_lcd_write_data(lcd_init_sequence[i+1]);
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break;
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case CMD16:
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s5l_lcd_write_wcmd(lcd_init_sequence[i+1]);
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break;
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case DATA16:
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case DATA16:
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s5l_lcd_write_wdata(lcd_init_sequence[i+1]);
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s5l_lcd_write_data(lcd_init_sequence[i+1]);
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break;
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break;
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case SLEEP:
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case SLEEP:
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sleep(lcd_init_sequence[i+1]);
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sleep(lcd_init_sequence[i+1]);
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@ -359,24 +274,24 @@ void lcd_shutdown(void)
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if (lcd_type == 0)
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if (lcd_type == 0)
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{
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{
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s5l_lcd_write_cmd_data(R_DISPLAY_CONTROL_1, 0x232);
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s5l_lcd_write_cmd_data(R_DISPLAY_CONTROL_1, 0x0232);
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s5l_lcd_write_cmd_data(R_POWER_CONTROL_3, 0x1137);
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s5l_lcd_write_cmd_data(R_POWER_CONTROL_3 , 0x1137);
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s5l_lcd_write_cmd_data(R_DISPLAY_CONTROL_1, 0x201);
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s5l_lcd_write_cmd_data(R_DISPLAY_CONTROL_1, 0x0201);
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s5l_lcd_write_cmd_data(R_POWER_CONTROL_3, 0x137);
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s5l_lcd_write_cmd_data(R_POWER_CONTROL_3 , 0x0137);
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s5l_lcd_write_cmd_data(R_DISPLAY_CONTROL_1, 0x200);
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s5l_lcd_write_cmd_data(R_DISPLAY_CONTROL_1, 0x0200);
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s5l_lcd_write_cmd_data(R_POWER_CONTROL_1, 0x680);
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s5l_lcd_write_cmd_data(R_POWER_CONTROL_1 , 0x0680);
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s5l_lcd_write_cmd_data(R_POWER_CONTROL_2, 0x160);
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s5l_lcd_write_cmd_data(R_POWER_CONTROL_2 , 0x0160);
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s5l_lcd_write_cmd_data(R_POWER_CONTROL_3, 0x127);
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s5l_lcd_write_cmd_data(R_POWER_CONTROL_3 , 0x0127);
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s5l_lcd_write_cmd_data(R_POWER_CONTROL_1, 0x600);
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s5l_lcd_write_cmd_data(R_POWER_CONTROL_1 , 0x0600);
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}
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}
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else
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else
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{
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{
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s5l_lcd_write_cmd(R_DISPLAY_OFF);
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s5l_lcd_write_cmd(R_DISPLAY_OFF);
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s5l_lcd_write_wdata(0);
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s5l_lcd_write_data(0);
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s5l_lcd_write_wdata(0);
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s5l_lcd_write_data(0);
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s5l_lcd_write_cmd(R_SLEEP_IN);
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s5l_lcd_write_cmd(R_SLEEP_IN);
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s5l_lcd_write_wdata(0);
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s5l_lcd_write_data(0);
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s5l_lcd_write_wdata(0);
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s5l_lcd_write_data(0);
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}
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}
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PWRCONEXT |= 0x80;
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PWRCONEXT |= 0x80;
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@ -449,12 +364,12 @@ void lcd_update_rect(int x, int y, int width, int height)
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s5l_lcd_write_cmd(R_WRITE_DATA_TO_GRAM);
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s5l_lcd_write_cmd(R_WRITE_DATA_TO_GRAM);
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} else {
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} else {
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s5l_lcd_write_cmd(R_COLUMN_ADDR_SET);
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s5l_lcd_write_cmd(R_COLUMN_ADDR_SET);
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s5l_lcd_write_wdata(x0); /* Start column */
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s5l_lcd_write_data(x0); /* Start column */
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s5l_lcd_write_wdata(x1); /* End column */
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s5l_lcd_write_data(x1); /* End column */
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s5l_lcd_write_cmd(R_ROW_ADDR_SET);
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s5l_lcd_write_cmd(R_ROW_ADDR_SET);
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s5l_lcd_write_wdata(y0); /* Start row */
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s5l_lcd_write_data(y0); /* Start row */
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s5l_lcd_write_wdata(y1); /* End row */
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s5l_lcd_write_data(y1); /* End row */
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s5l_lcd_write_cmd(R_MEMORY_WRITE);
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s5l_lcd_write_cmd(R_MEMORY_WRITE);
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}
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}
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@ -546,12 +461,12 @@ void lcd_blit_yuv(unsigned char * const src[3],
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s5l_lcd_write_cmd(R_WRITE_DATA_TO_GRAM);
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s5l_lcd_write_cmd(R_WRITE_DATA_TO_GRAM);
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} else {
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} else {
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s5l_lcd_write_cmd(R_COLUMN_ADDR_SET);
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s5l_lcd_write_cmd(R_COLUMN_ADDR_SET);
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s5l_lcd_write_wdata(x0); /* Start column */
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s5l_lcd_write_data(x0); /* Start column */
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s5l_lcd_write_wdata(x1); /* End column */
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s5l_lcd_write_data(x1); /* End column */
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s5l_lcd_write_cmd(R_ROW_ADDR_SET);
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s5l_lcd_write_cmd(R_ROW_ADDR_SET);
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s5l_lcd_write_wdata(y0); /* Start row */
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s5l_lcd_write_data(y0); /* Start row */
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s5l_lcd_write_wdata(y1); /* End row */
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s5l_lcd_write_data(y1); /* End row */
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s5l_lcd_write_cmd(R_MEMORY_WRITE);
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s5l_lcd_write_cmd(R_MEMORY_WRITE);
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}
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}
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