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Removed fixed screen size code

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svn path=/trunk/; revision=925
This commit is contained in:
Eric Kohl 2000-01-09 23:16:41 +00:00
parent 492a608e06
commit 686387f8e0
1 changed files with 1 additions and 26 deletions
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27
reactos/drivers/dd/blue/blue.c
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@ -1,4 +1,4 @@
/* $Id: blue.c,v 1.17 2000/01/07 18:57:33 ekohl Exp $ /* $Id: blue.c,v 1.18 2000/01/09 23:16:41 ekohl Exp $
* *
* COPYRIGHT: See COPYING in the top level directory * COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel * PROJECT: ReactOS kernel
@ -21,18 +21,9 @@
/* DEFINITIONS ***************************************************************/ /* DEFINITIONS ***************************************************************/
/* uncomment to use fixed screen dimensions */
//#define BLUE_FIXEDSIZE
#define IDMAP_BASE 0xd0000000 #define IDMAP_BASE 0xd0000000
#define VIDMEM_BASE 0xb8000 #define VIDMEM_BASE 0xb8000
#ifdef BLUE_FIXEDSIZE
#define NR_ROWS 50
#define NR_COLUMNS 80
#define NR_SCANLINES 8
#endif
#define CRTC_COMMAND ((PUCHAR)0x3d4) #define CRTC_COMMAND ((PUCHAR)0x3d4)
#define CRTC_DATA ((PUCHAR)0x3d5) #define CRTC_DATA ((PUCHAR)0x3d5)
@ -134,12 +125,6 @@ ScrCreate (PDEVICE_OBJECT DeviceObject, PIRP Irp)
DeviceExtension->Rows, DeviceExtension->Rows,
DeviceExtension->ScanLines); DeviceExtension->ScanLines);
#ifdef BLUE_FIXEDSIZE
DeviceExtension->ScanLines = NR_SCANLINES; /* FIXME: read it from CRTC */
DeviceExtension->Rows = NR_ROWS; /* FIXME: read it from CRTC */
DeviceExtension->Columns = NR_COLUMNS; /* FIXME: read it from CRTC */
#endif
DeviceExtension->CursorSize = 5; /* FIXME: value correct?? */ DeviceExtension->CursorSize = 5; /* FIXME: value correct?? */
DeviceExtension->CursorVisible = TRUE; DeviceExtension->CursorVisible = TRUE;
@ -151,19 +136,11 @@ ScrCreate (PDEVICE_OBJECT DeviceObject, PIRP Irp)
/* show blinking cursor */ /* show blinking cursor */
__asm__("cli\n\t"); __asm__("cli\n\t");
WRITE_PORT_UCHAR (CRTC_COMMAND, CRTC_CURSORSTART); WRITE_PORT_UCHAR (CRTC_COMMAND, CRTC_CURSORSTART);
#ifdef BLUE_FIXEDSIZE
WRITE_PORT_UCHAR (CRTC_DATA, 0x47);
#else
WRITE_PORT_UCHAR (CRTC_DATA, (DeviceExtension->ScanLines - 1) & 0x1F); WRITE_PORT_UCHAR (CRTC_DATA, (DeviceExtension->ScanLines - 1) & 0x1F);
#endif
WRITE_PORT_UCHAR (CRTC_COMMAND, CRTC_CURSOREND); WRITE_PORT_UCHAR (CRTC_COMMAND, CRTC_CURSOREND);
#ifdef BLUE_FIXEDSIZE
WRITE_PORT_UCHAR (CRTC_DATA, 0x07);
#else
data = READ_PORT_UCHAR (CRTC_DATA) & 0xE0; data = READ_PORT_UCHAR (CRTC_DATA) & 0xE0;
WRITE_PORT_UCHAR (CRTC_DATA, WRITE_PORT_UCHAR (CRTC_DATA,
data | ((DeviceExtension->ScanLines - 1) & 0x1F)); data | ((DeviceExtension->ScanLines - 1) & 0x1F));
#endif
__asm__("sti\n\t"); __asm__("sti\n\t");
Status = STATUS_SUCCESS; Status = STATUS_SUCCESS;
@ -394,8 +371,6 @@ ScrIoControl (PDEVICE_OBJECT DeviceObject, PIRP Irp)
WRITE_PORT_UCHAR (CRTC_COMMAND, CRTC_CURSORSTART); WRITE_PORT_UCHAR (CRTC_COMMAND, CRTC_CURSORSTART);
WRITE_PORT_UCHAR (CRTC_DATA, data); WRITE_PORT_UCHAR (CRTC_DATA, data);
WRITE_PORT_UCHAR (CRTC_COMMAND, CRTC_CURSOREND); WRITE_PORT_UCHAR (CRTC_COMMAND, CRTC_CURSOREND);
// WRITE_PORT_UCHAR (CRTC_DATA, height - 1);
value = READ_PORT_UCHAR (CRTC_DATA) & 0xE0; value = READ_PORT_UCHAR (CRTC_DATA) & 0xE0;
WRITE_PORT_UCHAR (CRTC_DATA, value | (height - 1)); WRITE_PORT_UCHAR (CRTC_DATA, value | (height - 1));