FreeCalypso > hg > freecalypso-tools

annotate target-utils/lunadrv/luna.h @ 840:25a182bc031b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
rvinterf/include/audio.h: create interface definitions
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 31 Jul 2021 07:33:58 +0000
parents db9a8e88e63f
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
700
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
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
3 */
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 /* reset control */
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 #define CNTL_RST_REG (*(volatile u16 *)0xFFFFFD04)
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #define EXT_RESET 0x0004
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
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
10
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 #define LCD_IR (*(volatile u16 *)0x02000000)
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 #define LCD_DR (*(volatile u16 *)0x02000002)
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 /* macro for writing first IR, then DR */
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
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
17
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 /* some init operations call for controlled delays */
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19
db9a8e88e63f target-utils lunadrv program written, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 #define DELAY_1MS 13000