view target-utils/lunadrv/luna.h @ 853:faf91432121a

CHANGES: first change since fc-host-tools-r16
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 09 Oct 2021 21:34:35 +0000
parents db9a8e88e63f
children
line wrap: on
line source

/*
 * This header file provides definitions for the Luna LCD hardware interface.
 */

/* reset control */
#define	CNTL_RST_REG	(*(volatile u16 *)0xFFFFFD04)
#define	EXT_RESET	0x0004

/* the LCD is connected to Calypso nCS3, with A1 line as register select */

#define	LCD_IR		(*(volatile u16 *)0x02000000)
#define	LCD_DR		(*(volatile u16 *)0x02000002)

/* macro for writing first IR, then DR */

#define	LCD_REG_WR(reg, data)	{LCD_IR = (reg); LCD_DR = (data);}

/* some init operations call for controlled delays */

#define	DELAY_1MS	13000