static void pxa2xx_lcdc_orientation(void *opaque, int angle)
{
PXA2xxLCDState *s = (PXA2xxLCDState *) opaque;
if (angle) {
s->dma_ch[0].redraw = pxa2xx_lcdc_dma0_redraw_vert;
} else {
s->dma_ch[0].redraw = pxa2xx_lcdc_dma0_redraw_horiz;
}
s->orientation = angle;
s->xres = s->yres = -1;
pxa2xx_lcdc_resize(s);
}
static void pxa2xx_lcdc_orientation(void *opaque, int angle)
{
PXA2xxLCDState *s = (PXA2xxLCDState *) opaque;
switch (angle) {
case 0:
s->dma_ch[0].redraw = pxa2xx_lcdc_dma0_redraw_rot0;
break;
case 90:
s->dma_ch[0].redraw = pxa2xx_lcdc_dma0_redraw_rot90;
break;
case 180:
s->dma_ch[0].redraw = pxa2xx_lcdc_dma0_redraw_rot180;
break;
case 270:
s->dma_ch[0].redraw = pxa2xx_lcdc_dma0_redraw_rot270;
break;
}
s->orientation = angle;
s->xres = s->yres = -1;
pxa2xx_lcdc_resize(s);
}
static void pxa2xx_update_display(void *opaque)
{
PXA2xxLCDState *s = (PXA2xxLCDState *) opaque;
hwaddr fbptr;
int miny, maxy;
int ch;
if (!(s->control[0] & LCCR0_ENB))
return;
pxa2xx_descriptor_load(s);
pxa2xx_lcdc_resize(s);
miny = s->yres;
maxy = 0;
s->transp = s->dma_ch[2].up || s->dma_ch[3].up;
/* Note: With overlay planes the order depends on LCCR0 bit 25. */
for (ch = 0; ch < PXA_LCDDMA_CHANS; ch ++)
if (s->dma_ch[ch].up) {
if (!s->dma_ch[ch].source) {
pxa2xx_dma_ber_set(s, ch);
continue;
}
fbptr = s->dma_ch[ch].source;
if (!((fbptr >= PXA2XX_SDRAM_BASE &&
fbptr <= PXA2XX_SDRAM_BASE + ram_size) ||
(fbptr >= PXA2XX_INTERNAL_BASE &&
fbptr <= PXA2XX_INTERNAL_BASE + PXA2XX_INTERNAL_SIZE))) {
pxa2xx_dma_ber_set(s, ch);
continue;
}
if (s->dma_ch[ch].command & LDCMD_PAL) {
cpu_physical_memory_read(fbptr, s->dma_ch[ch].pbuffer,
MAX(LDCMD_LENGTH(s->dma_ch[ch].command),
sizeof(s->dma_ch[ch].pbuffer)));
pxa2xx_palette_parse(s, ch, s->bpp);
} else {
/* Do we need to reparse palette */
if (LCCR4_PALFOR(s->control[4]) != s->pal_for)
pxa2xx_palette_parse(s, ch, s->bpp);
/* ACK frame start */
pxa2xx_dma_sof_set(s, ch);
s->dma_ch[ch].redraw(s, fbptr, &miny, &maxy);
s->invalidated = 0;
/* ACK frame completed */
pxa2xx_dma_eof_set(s, ch);
}
}
if (s->control[0] & LCCR0_DIS) {
/* ACK last frame completed */
s->control[0] &= ~LCCR0_ENB;
s->status[0] |= LCSR0_LDD;
}
if (miny >= 0) {
switch (s->orientation) {
case 0:
dpy_gfx_update(s->con, 0, miny, s->xres, maxy - miny + 1);
break;
case 90:
dpy_gfx_update(s->con, miny, 0, maxy - miny + 1, s->xres);
break;
case 180:
maxy = s->yres - maxy - 1;
miny = s->yres - miny - 1;
dpy_gfx_update(s->con, 0, maxy, s->xres, miny - maxy + 1);
break;
case 270:
maxy = s->yres - maxy - 1;
miny = s->yres - miny - 1;
dpy_gfx_update(s->con, maxy, 0, miny - maxy + 1, s->xres);
break;
}
}
pxa2xx_lcdc_int_update(s);
qemu_irq_raise(s->vsync_cb);
}