FreeCalypso > hg > freecalypso-tools
annotate target-utils/lunadrv/luna.h @ 945:4c601097d23f
rvinterf: retire libg23 to old subdir
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Wed, 24 May 2023 07:22:32 +0000 |
parents | db9a8e88e63f |
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rev | line source |
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db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
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1 /* |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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2 * This header file provides definitions for the Luna LCD hardware interface. |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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3 */ |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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4 |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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5 /* reset control */ |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
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6 #define CNTL_RST_REG (*(volatile u16 *)0xFFFFFD04) |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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7 #define EXT_RESET 0x0004 |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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8 |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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9 /* the LCD is connected to Calypso nCS3, with A1 line as register select */ |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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10 |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
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11 #define LCD_IR (*(volatile u16 *)0x02000000) |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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12 #define LCD_DR (*(volatile u16 *)0x02000002) |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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13 |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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14 /* macro for writing first IR, then DR */ |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
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15 |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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16 #define LCD_REG_WR(reg, data) {LCD_IR = (reg); LCD_DR = (data);} |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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17 |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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18 /* some init operations call for controlled delays */ |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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19 |
db9a8e88e63f
target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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20 #define DELAY_1MS 13000 |