FreeCalypso > hg > freecalypso-tools
comparison target-utils/lunadrv/luna.h @ 700:db9a8e88e63f
target-utils lunadrv program written, compiles
| author | Mychaela Falconia <falcon@freecalypso.org> |
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| date | Thu, 07 May 2020 02:19:51 +0000 |
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| children |
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| 699:c354c261f635 | 700:db9a8e88e63f |
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| 1 /* | |
| 2 * This header file provides definitions for the Luna LCD hardware interface. | |
| 3 */ | |
| 4 | |
| 5 /* reset control */ | |
| 6 #define CNTL_RST_REG (*(volatile u16 *)0xFFFFFD04) | |
| 7 #define EXT_RESET 0x0004 | |
| 8 | |
| 9 /* the LCD is connected to Calypso nCS3, with A1 line as register select */ | |
| 10 | |
| 11 #define LCD_IR (*(volatile u16 *)0x02000000) | |
| 12 #define LCD_DR (*(volatile u16 *)0x02000002) | |
| 13 | |
| 14 /* macro for writing first IR, then DR */ | |
| 15 | |
| 16 #define LCD_REG_WR(reg, data) {LCD_IR = (reg); LCD_DR = (data);} | |
| 17 | |
| 18 /* some init operations call for controlled delays */ | |
| 19 | |
| 20 #define DELAY_1MS 13000 |