From: John Hodge <tpg@mutabah.net>
Date: Sat, 20 Aug 2011 10:33:32 +0000 (+0800)
Subject: Kernel - Attempting to fix scroll redraw issue
X-Git-Tag: rel0.11~145
X-Git-Url: https://git.ucc.asn.au/?a=commitdiff_plain;h=d479cee1b9f03381f4e0f3ec9aa9b5cd1240f004;p=tpg%2Facess2.git

Kernel - Attempting to fix scroll redraw issue
---

diff --git a/Kernel/drv/vterm.c b/Kernel/drv/vterm.c
index 8a3bd26f..1bf3dd6a 100644
--- a/Kernel/drv/vterm.c
+++ b/Kernel/drv/vterm.c
@@ -1373,6 +1373,7 @@ void VT_int_ScrollText(tVTerm *Term, int Count)
 	{
 		 int	base;
 		if(Count > Term->ScrollHeight)	Count = Term->ScrollHeight;
+//		Debug("Scroll: Count = %i", Count);
 		base = Term->TextWidth*(Term->ScrollTop + Term->ScrollHeight - Count);
 		len = Term->TextWidth*(Term->ScrollHeight - Count);
 		
@@ -1385,8 +1386,8 @@ void VT_int_ScrollText(tVTerm *Term, int Count)
 		// Clear last rows
 		for( i = 0; i < Term->TextWidth*Count; i ++ )
 		{
-			Term->AltBuf[ base + i ].Ch = 0;
-			Term->AltBuf[ base + i ].Colour = Term->CurColour;
+			buf[ base + i ].Ch = 0;
+			buf[ base + i ].Colour = Term->CurColour;
 		}
 		
 		// Update Screen
@@ -1395,7 +1396,6 @@ void VT_int_ScrollText(tVTerm *Term, int Count)
 			Term->AltWritePos = Term->TextWidth*(Term->ScrollTop + Term->ScrollHeight - Count);
 		else
 			Term->WritePos = Term->ViewPos + Term->TextWidth*(Term->ScrollTop + Term->ScrollHeight - Count);
-//		Log_Debug("VTerm", "Term->WritePos = %i/%i = %i", Term->WritePos, Term->TextWidth, Term->WritePos/Term->TextWidth);
 		for( i = 0; i < Count; i ++ )
 		{
 			VT_int_UpdateScreen( Term, 0 );
@@ -1421,8 +1421,8 @@ void VT_int_ScrollText(tVTerm *Term, int Count)
 		// Clear preceding rows
 		for( i = 0; i < Term->TextWidth*Count; i ++ )
 		{
-			Term->AltBuf[ i ].Ch = 0;
-			Term->AltBuf[ i ].Colour = Term->CurColour;
+			buf[ i ].Ch = 0;
+			buf[ i ].Colour = Term->CurColour;
 		}
 		
 		VT_int_ScrollFramebuffer( Term, -Count );
diff --git a/Modules/x86/VGAText/vga.c b/Modules/x86/VGAText/vga.c
index e9263130..1ae1ece6 100644
--- a/Modules/x86/VGAText/vga.c
+++ b/Modules/x86/VGAText/vga.c
@@ -230,10 +230,10 @@ void VGA_int_SetCursor(Sint16 x, Sint16 y)
 	 int	pos = x+y*VGA_WIDTH;
 	if(x == -1 || y == -1)
 		pos = -1;
-    outb(0x3D4, 14);
-    outb(0x3D5, pos >> 8);
-    outb(0x3D4, 15);
-    outb(0x3D5, pos);
+	outb(0x3D4, 14);
+	outb(0x3D5, pos >> 8);
+	outb(0x3D4, 15);
+	outb(0x3D5, pos);
 }
 
 void VGA_2D_Fill(void *Ent, Uint16 X, Uint16 Y, Uint16 W, Uint16 H, Uint32 Colour)