Move existing boards into subdits split per arch

1 files changed, 0 insertions, 410 deletions

diff --git a/os/pc/screen.c b/os/pc/screen.c
deleted file mode 100644
index e879b050..00000000
--- a/os/pc/screen.c
+++ /dev/null
@@ -1,410 +0,0 @@
-#include "u.h"
-#include "../port/lib.h"
-#include "mem.h"
-#include "dat.h"
-#include "fns.h"
-#include "io.h"
-#include "ureg.h"
-#include "../port/error.h"
-
-#include <draw.h>
-#include <memdraw.h>
-#include <cursor.h>
-#include "screen.h"
-
-#define RGB2K(r,g,b)	((156763*(r)+307758*(g)+59769*(b))>>19)
-
-Point ZP = {0, 0};
-
-Rectangle physgscreenr;
-Cursorinfo cursor;	/* TO DO */
-
-Memdata gscreendata;
-Memimage *gscreen;
-
-VGAscr vgascreen[1];
-
-Cursor	arrow = {
-	{ -1, -1 },
-	{ 0xFF, 0xFF, 0x80, 0x01, 0x80, 0x02, 0x80, 0x0C, 
-	  0x80, 0x10, 0x80, 0x10, 0x80, 0x08, 0x80, 0x04, 
-	  0x80, 0x02, 0x80, 0x01, 0x80, 0x02, 0x8C, 0x04, 
-	  0x92, 0x08, 0x91, 0x10, 0xA0, 0xA0, 0xC0, 0x40, 
-	},
-	{ 0x00, 0x00, 0x7F, 0xFE, 0x7F, 0xFC, 0x7F, 0xF0, 
-	  0x7F, 0xE0, 0x7F, 0xE0, 0x7F, 0xF0, 0x7F, 0xF8, 
-	  0x7F, 0xFC, 0x7F, 0xFE, 0x7F, 0xFC, 0x73, 0xF8, 
-	  0x61, 0xF0, 0x60, 0xE0, 0x40, 0x40, 0x00, 0x00, 
-	},
-};
-
-int
-screensize(int x, int y, int z, ulong chan)
-{
-	VGAscr *scr;
-
-	memimageinit();
-	scr = &vgascreen[0];
-
-	/*
-	 * BUG: need to check if any xalloc'ed memory needs to
-	 * be given back if aperture is set.
-	 */
-	if(scr->aperture == 0){
-		int width = (x*z)/BI2WD;
-
-		gscreendata.bdata = xalloc(width*BY2WD*y);
-		if(gscreendata.bdata == 0)
-			error("screensize: vga soft memory");
-/*		memset(gscreendata.bdata, 0x72, width*BY2WD*y);	/* not really black */
-		scr->useflush = 1;
-		scr->aperture = VGAMEM();
-		scr->apsize = 1<<16;
-	}
-	else
-		gscreendata.bdata = KADDR(scr->aperture);
-
-	if(gscreen)
-		freememimage(gscreen);
-
-	gscreen = allocmemimaged(Rect(0,0,x,y), chan, &gscreendata);
-	vgaimageinit(chan);
-	if(gscreen == nil)
-		return -1;
-
-	if(scr->dev && scr->dev->flush)
-		scr->useflush = 1;
-
-	scr->palettedepth = 6;	/* default */
-	scr->gscreendata = &gscreendata;
-	scr->memdefont = getmemdefont();
-	scr->gscreen = gscreen;
-
-	physgscreenr = gscreen->r;
-
-	drawcmap();
-	return 0;
-}
-
-int
-screenaperture(int size, int align)
-{
-	VGAscr *scr;
-	ulong aperture;
-
-	scr = &vgascreen[0];
-
-	if(size == 0){
-		if(scr->aperture && scr->isupamem)
-			upafree(scr->aperture, scr->apsize);
-		scr->aperture = 0;
-		scr->isupamem = 0;
-		return 0;
-	}
-	if(scr->dev && scr->dev->linear){
-		aperture = scr->dev->linear(scr, &size, &align);
-		if(aperture == 0)
-			return 1;
-	}else{
-		aperture = upamalloc(0, size, align);
-		if(aperture == 0)
-			return 1;
-
-		if(scr->aperture && scr->isupamem)
-			upafree(scr->aperture, scr->apsize);
-		scr->isupamem = 1;
-	}
-
-	scr->aperture = aperture;
-	scr->apsize = size;
-
-	return 0;
-}
-
-uchar*
-attachscreen(Rectangle* r, ulong* chan, int* d, int* width, int *softscreen)
-{
-	VGAscr *scr;
-
-	scr = &vgascreen[0];
-	if(scr->gscreen == nil || scr->gscreendata == nil)
-		return nil;
-
-	*r = scr->gscreen->clipr;
-	*chan = scr->gscreen->chan;
-	*d = scr->gscreen->depth;
-	*width = scr->gscreen->width;
-	*softscreen = scr->useflush;
-
-	return scr->gscreendata->bdata;
-}
-
-/*
- * It would be fair to say that this doesn't work for >8-bit screens.
- */
-void
-flushmemscreen(Rectangle r)
-{
-	VGAscr *scr;
-	uchar *sp, *disp, *sdisp, *edisp;
-	int y, len, incs, off, page;
-
-	scr = &vgascreen[0];
-	if(scr->dev && scr->dev->flush){
-		scr->dev->flush(scr, r);
-		return;
-	}
-	if(scr->gscreen == nil || scr->useflush == 0)
-		return;
-	if(scr->dev == nil || scr->dev->page == nil)
-		return;
-
-	if(rectclip(&r, scr->gscreen->r) == 0)
-		return;
-
-	incs = scr->gscreen->width * BY2WD;
-
-	switch(scr->gscreen->depth){
-	default:
-		len = 0;
-		panic("flushmemscreen: depth\n");
-		break;
-	case 8:
-		len = Dx(r);
-		break;
-	}
-	if(len < 1)
-		return;
-
-	off = r.min.y*scr->gscreen->width*BY2WD+(r.min.x*scr->gscreen->depth)/8;
-	page = off/scr->apsize;
-	off %= scr->apsize;
-	disp = KADDR(scr->aperture);
-	sdisp = disp+off;
-	edisp = disp+scr->apsize;
-
-	off = r.min.y*scr->gscreen->width*BY2WD+(r.min.x*scr->gscreen->depth)/8;
-
-	sp = scr->gscreendata->bdata + off;
-
-	scr->dev->page(scr, page);
-	for(y = r.min.y; y < r.max.y; y++) {
-		if(sdisp + incs < edisp) {
-			memmove(sdisp, sp, len);
-			sp += incs;
-			sdisp += incs;
-		}
-		else {
-			off = edisp - sdisp;
-			page++;
-			if(off <= len){
-				if(off > 0)
-					memmove(sdisp, sp, off);
-				scr->dev->page(scr, page);
-				if(len - off > 0)
-					memmove(disp, sp+off, len - off);
-			}
-			else {
-				memmove(sdisp, sp, len);
-				scr->dev->page(scr, page);
-			}
-			sp += incs;
-			sdisp += incs - scr->apsize;
-		}
-	}
-}
-
-void
-getcolor(ulong p, ulong* pr, ulong* pg, ulong* pb)
-{
-	VGAscr *scr;
-	ulong x;
-
-	scr = &vgascreen[0];
-	if(scr->gscreen == nil)
-		return;
-
-	switch(scr->gscreen->depth){
-	default:
-		x = 0x0F;
-		break;
-	case 8:
-		x = 0xFF;
-		break;
-	}
-	p &= x;
-
-	lock(&cursor);
-	*pr = scr->colormap[p][0];
-	*pg = scr->colormap[p][1];
-	*pb = scr->colormap[p][2];
-	unlock(&cursor);
-}
-
-int
-setpalette(ulong p, ulong r, ulong g, ulong b)
-{
-	VGAscr *scr;
-	int d;
-
-	scr = &vgascreen[0];
-	d = scr->palettedepth;
-
-	lock(&cursor);
-	scr->colormap[p][0] = r;
-	scr->colormap[p][1] = g;
-	scr->colormap[p][2] = b;
-	vgao(PaddrW, p);
-	vgao(Pdata, r>>(32-d));
-	vgao(Pdata, g>>(32-d));
-	vgao(Pdata, b>>(32-d));
-	unlock(&cursor);
-
-	return ~0;
-}
-
-/*
- * On some video cards (e.g. Mach64), the palette is used as the 
- * DAC registers for >8-bit modes.  We don't want to set them when the user
- * is trying to set a colormap and the card is in one of these modes.
- */
-int
-setcolor(ulong p, ulong r, ulong g, ulong b)
-{
-	VGAscr *scr;
-	int x;
-
-	scr = &vgascreen[0];
-	if(scr->gscreen == nil)
-		return 0;
-
-	switch(scr->gscreen->depth){
-	case 1:
-	case 2:
-	case 4:
-		x = 0x0F;
-		break;
-	case 8:
-		x = 0xFF;
-		break;
-	default:
-		return 0;
-	}
-	p &= x;
-
-	return setpalette(p, r, g, b);
-}
-
-int
-cursoron(int dolock)
-{
-	VGAscr *scr;
-	int v;
-
-	scr = &vgascreen[0];
-	if(scr->cur == nil || scr->cur->move == nil)
-		return 0;
-
-	if(dolock)
-		lock(&cursor);
-	v = scr->cur->move(scr, mousexy());
-	if(dolock)
-		unlock(&cursor);
-
-	return v;
-}
-
-void
-cursoroff(int)
-{
-}
-
-void
-setcursor(Cursor* curs)
-{
-	VGAscr *scr;
-
-	scr = &vgascreen[0];
-	if(scr->cur == nil || scr->cur->load == nil)
-		return;
-
-	scr->cur->load(scr, curs);
-}
-
-int hwaccel = 1;
-int hwblank = 0;	/* turned on by drivers that are known good */
-int panning = 0;
-
-int
-hwdraw(Memdrawparam *par)
-{
-	VGAscr *scr;
-	Memimage *dst, *src;
-	int m;
-
-	if(hwaccel == 0)
-		return 0;
-
-	dst = par->dst;
-	scr = &vgascreen[0];
-	if(dst == nil || dst->data == nil)
-		return 0;
-
-	if(dst->data->bdata != gscreendata.bdata)
-		return 0;
-
-	if(scr->fill==nil && scr->scroll==nil)
-		return 0;
-
-	/*
-	 * If we have an opaque mask and source is one opaque
-	 * pixel we can convert to the destination format and just
-	 * replicate with memset.
-	 */
-	m = Simplesrc|Simplemask|Fullmask;
-	if(scr->fill
-	&& (par->state&m)==m
-	&& ((par->srgba&0xFF) == 0xFF)
-	&& (par->op&S) == S)
-		return scr->fill(scr, par->r, par->sdval);
-
-	/*
-	 * If no source alpha, an opaque mask, we can just copy the
-	 * source onto the destination.  If the channels are the same and
-	 * the source is not replicated, memmove suffices.
-	 */
-	m = Simplemask|Fullmask;
-	src = par->src;
-	if(scr->scroll
-	&& src->data->bdata==dst->data->bdata
-	&& !(src->flags&Falpha)
-	&& (par->state&m)==m
-	&& (par->op&S) == S)
-		return scr->scroll(scr, par->r, par->sr);
-
-	return 0;	
-}
-
-void
-blankscreen(int blank)
-{
-	VGAscr *scr;
-
-	scr = &vgascreen[0];
-	if(hwblank){
-		if(scr->blank)
-			scr->blank(scr, blank);
-		else
-			vgablank(scr, blank);
-	}
-}
-
-void
-cursorenable(void)
-{
-}
-
-void
-cursordisable(void)
-{
-}