hwclcd.c File Reference

#include "precomp.h"

Include dependency graph for hwclcd.c:

Go to the source code of this file.

Macros
#define	LCDTIMING0_PPL(x)   ((((x) / 16 - 1) & 0x3f) << 2)
#define	LCDTIMING1_LPP(x)   (((x) & 0x3ff) - 1)
#define	LCDCONTROL_LCDPWR   (1 << 11)
#define	LCDCONTROL_LCDEN   (1)
#define	LCDCONTROL_LCDBPP(x)   (((x) & 7) << 1)
#define	LCDCONTROL_LCDTFT   (1 << 5)
#define	PL110_LCDTIMING0   (PVOID)0x10120000
#define	PL110_LCDTIMING1   (PVOID)0x10120004
#define	PL110_LCDTIMING2   (PVOID)0x10120008
#define	PL110_LCDUPBASE   (PVOID)0x10120010
#define	PL110_LCDLPBASE   (PVOID)0x10120014
#define	PL110_LCDCONTROL   (PVOID)0x10120018

Functions
VOID NTAPI	LlbHwVersaClcdInitialize (VOID)
ULONG NTAPI	LlbHwGetScreenWidth (VOID)
ULONG NTAPI	LlbHwGetScreenHeight (VOID)
PVOID NTAPI	LlbHwGetFrameBuffer (VOID)
ULONG NTAPI	LlbHwVideoCreateColor (IN ULONG Red, IN ULONG Green, IN ULONG Blue)

Variables
PUSHORT	LlbHwVideoBuffer

Macro Definition Documentation

LCDCONTROL_LCDBPP

#define LCDCONTROL_LCDBPP

(

x

)

(((x) & 7) << 1)

Definition at line 15 of file hwclcd.c.

LCDCONTROL_LCDEN

#define LCDCONTROL_LCDEN   (1)

Definition at line 14 of file hwclcd.c.

LCDCONTROL_LCDPWR

#define LCDCONTROL_LCDPWR   (1 << 11)

Definition at line 13 of file hwclcd.c.

LCDCONTROL_LCDTFT

#define LCDCONTROL_LCDTFT   (1 << 5)

Definition at line 16 of file hwclcd.c.

LCDTIMING0_PPL

#define LCDTIMING0_PPL

(

x

)

((((x) / 16 - 1) & 0x3f) << 2)

Definition at line 11 of file hwclcd.c.

LCDTIMING1_LPP

#define LCDTIMING1_LPP

(

x

)

(((x) & 0x3ff) - 1)

Definition at line 12 of file hwclcd.c.

PL110_LCDCONTROL

#define PL110_LCDCONTROL   (PVOID)0x10120018

Definition at line 23 of file hwclcd.c.

PL110_LCDLPBASE

#define PL110_LCDLPBASE   (PVOID)0x10120014

Definition at line 22 of file hwclcd.c.

PL110_LCDTIMING0

#define PL110_LCDTIMING0   (PVOID)0x10120000

Definition at line 18 of file hwclcd.c.

PL110_LCDTIMING1

#define PL110_LCDTIMING1   (PVOID)0x10120004

Definition at line 19 of file hwclcd.c.

PL110_LCDTIMING2

#define PL110_LCDTIMING2   (PVOID)0x10120008

Definition at line 20 of file hwclcd.c.

PL110_LCDUPBASE

#define PL110_LCDUPBASE   (PVOID)0x10120010

Definition at line 21 of file hwclcd.c.

Function Documentation

LlbHwGetFrameBuffer()

PVOID NTAPI LlbHwGetFrameBuffer

(

VOID

)

Definition at line 63 of file hwclcd.c.

{
    return (PVOID)0x000A0000;
}

Referenced by LlbHwVersaClcdInitialize().

LlbHwGetScreenHeight()

ULONG NTAPI LlbHwGetScreenHeight

(

VOID

)

Definition at line 56 of file hwclcd.c.

{
    return 400;
}

Referenced by LlbHwVersaClcdInitialize().

LlbHwGetScreenWidth()

ULONG NTAPI LlbHwGetScreenWidth

(

VOID

)

Definition at line 49 of file hwclcd.c.

{
    return 720;
}

Referenced by LlbHwVersaClcdInitialize().

LlbHwVersaClcdInitialize()

VOID NTAPI LlbHwVersaClcdInitialize

(

VOID

)

Definition at line 29 of file hwclcd.c.

{
    /* Set framebuffer address */
    WRITE_REGISTER_ULONG(PL110_LCDUPBASE, (ULONG)LlbHwGetFrameBuffer());
    WRITE_REGISTER_ULONG(PL110_LCDLPBASE, (ULONG)LlbHwGetFrameBuffer());
 
    /* Initialize timings to 720x400 */
    WRITE_REGISTER_ULONG(PL110_LCDTIMING0, LCDTIMING0_PPL(LlbHwGetScreenWidth()));
    WRITE_REGISTER_ULONG(PL110_LCDTIMING1, LCDTIMING1_LPP(LlbHwGetScreenHeight()));
 
    /* Enable the TFT/LCD Display */
    WRITE_REGISTER_ULONG(PL110_LCDCONTROL,
                         LCDCONTROL_LCDEN |
                         LCDCONTROL_LCDTFT |
                         LCDCONTROL_LCDPWR |
                         LCDCONTROL_LCDBPP(4));
}

Referenced by LlbHwInitialize().

LlbHwVideoCreateColor()

ULONG NTAPI LlbHwVideoCreateColor	(	IN ULONG	Red,
		IN ULONG	Green,
		IN ULONG	Blue
	)

Definition at line 70 of file hwclcd.c.

{
    return (((Blue >> 3) << 11)| ((Green >> 2) << 5)| ((Red >> 3) << 0));
}

Variable Documentation

LlbHwVideoBuffer

PUSHORT LlbHwVideoBuffer

Definition at line 25 of file hwclcd.c.