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pxa2xx_lcd: add proper rotation support 

Until now, pxa2xx_lcd only supported 90deg rotation, but
some machines (for example Zipit Z2) needs 270deg rotation.

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Signed-off-by: Andrzej Zaborowski <andrew.zaborowski@intel.com>
This commit is contained in:
Vasily Khoruzhick 2011-06-17 13:04:36 +03:00 committed by Andrzej Zaborowski
parent 462a8bc646
commit 9312805d33
5 changed files with 144 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
hw/framebuffer.c
View File

@ -78,6 +78,9 @@ void framebuffer_update_display(
dest = ds_get_data(ds);
if (dest_col_pitch < 0)
dest -= dest_col_pitch * (cols - 1);
if (dest_row_pitch < 0) {
dest -= dest_row_pitch * (rows - 1);
}
first = -1;
addr = pd;

109
hw/pxa2xx_lcd.c
View File

@ -665,7 +665,7 @@ static void pxa2xx_palette_parse(PXA2xxLCDState *s, int ch, int bpp)
}
}
static void pxa2xx_lcdc_dma0_redraw_horiz(PXA2xxLCDState *s,
static void pxa2xx_lcdc_dma0_redraw_rot0(PXA2xxLCDState *s,
target_phys_addr_t addr, int *miny, int *maxy)
{
int src_width, dest_width;
@ -692,7 +692,7 @@ static void pxa2xx_lcdc_dma0_redraw_horiz(PXA2xxLCDState *s,
fn, s->dma_ch[0].palette, miny, maxy);
}
static void pxa2xx_lcdc_dma0_redraw_vert(PXA2xxLCDState *s,
static void pxa2xx_lcdc_dma0_redraw_rot90(PXA2xxLCDState *s,
target_phys_addr_t addr, int *miny, int *maxy)
{
int src_width, dest_width;
@ -720,6 +720,67 @@ static void pxa2xx_lcdc_dma0_redraw_vert(PXA2xxLCDState *s,
miny, maxy);
}
static void pxa2xx_lcdc_dma0_redraw_rot180(PXA2xxLCDState *s,
target_phys_addr_t addr, int *miny, int *maxy)
{
int src_width, dest_width;
drawfn fn = NULL;
if (s->dest_width) {
fn = s->line_fn[s->transp][s->bpp];
}
if (!fn) {
return;
}
src_width = (s->xres + 3) & ~3; /* Pad to a 4 pixels multiple */
if (s->bpp == pxa_lcdc_19pbpp || s->bpp == pxa_lcdc_18pbpp) {
src_width *= 3;
} else if (s->bpp > pxa_lcdc_16bpp) {
src_width *= 4;
} else if (s->bpp > pxa_lcdc_8bpp) {
src_width *= 2;
}
dest_width = s->xres * s->dest_width;
*miny = 0;
framebuffer_update_display(s->ds,
addr, s->xres, s->yres,
src_width, -dest_width, -s->dest_width,
s->invalidated,
fn, s->dma_ch[0].palette, miny, maxy);
}
static void pxa2xx_lcdc_dma0_redraw_rot270(PXA2xxLCDState *s,
target_phys_addr_t addr, int *miny, int *maxy)
{
int src_width, dest_width;
drawfn fn = NULL;
if (s->dest_width) {
fn = s->line_fn[s->transp][s->bpp];
}
if (!fn) {
return;
}
src_width = (s->xres + 3) & ~3; /* Pad to a 4 pixels multiple */
if (s->bpp == pxa_lcdc_19pbpp || s->bpp == pxa_lcdc_18pbpp) {
src_width *= 3;
} else if (s->bpp > pxa_lcdc_16bpp) {
src_width *= 4;
} else if (s->bpp > pxa_lcdc_8bpp) {
src_width *= 2;
}
dest_width = s->yres * s->dest_width;
*miny = 0;
framebuffer_update_display(s->ds,
addr, s->xres, s->yres,
src_width, -s->dest_width, dest_width,
s->invalidated,
fn, s->dma_ch[0].palette,
miny, maxy);
}
static void pxa2xx_lcdc_resize(PXA2xxLCDState *s)
{
int width, height;
@ -730,10 +791,11 @@ static void pxa2xx_lcdc_resize(PXA2xxLCDState *s)
height = LCCR2_LPP(s->control[2]) + 1;
if (width != s->xres || height != s->yres) {
if (s->orientation)
if (s->orientation == 90 || s->orientation == 270) {
qemu_console_resize(s->ds, height, width);
else
} else {
qemu_console_resize(s->ds, width, height);
}
s->invalidated = 1;
s->xres = width;
s->yres = height;
@ -797,10 +859,24 @@ static void pxa2xx_update_display(void *opaque)
}
if (miny >= 0) {
if (s->orientation)
dpy_update(s->ds, miny, 0, maxy - miny, s->xres);
else
dpy_update(s->ds, 0, miny, s->xres, maxy - miny);
switch (s->orientation) {
case 0:
dpy_update(s->ds, 0, miny, s->xres, maxy - miny + 1);
break;
case 90:
dpy_update(s->ds, miny, 0, maxy - miny + 1, s->xres);
break;
case 180:
maxy = s->yres - maxy - 1;
miny = s->yres - miny - 1;
dpy_update(s->ds, 0, maxy, s->xres, miny - maxy + 1);
break;
case 270:
maxy = s->yres - maxy - 1;
miny = s->yres - miny - 1;
dpy_update(s->ds, maxy, 0, miny - maxy + 1, s->xres);
break;
}
}
pxa2xx_lcdc_int_update(s);
@ -822,10 +898,19 @@ 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;
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;

34
input.c
View File

@ -148,7 +148,7 @@ void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
QEMUPutMouseEntry *entry;
QEMUPutMouseEvent *mouse_event;
void *mouse_event_opaque;
int width;
int width, height;
if (QTAILQ_EMPTY(&mouse_handlers)) {
return;
@ -160,15 +160,31 @@ void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
mouse_event_opaque = entry->qemu_put_mouse_event_opaque;
if (mouse_event) {
if (graphic_rotate) {
if (entry->qemu_put_mouse_event_absolute) {
width = 0x7fff;
} else {
width = graphic_width - 1;
}
mouse_event(mouse_event_opaque, width - dy, dx, dz, buttons_state);
if (entry->qemu_put_mouse_event_absolute) {
width = 0x7fff;
height = 0x7fff;
} else {
mouse_event(mouse_event_opaque, dx, dy, dz, buttons_state);
width = graphic_width - 1;
height = graphic_height - 1;
}
switch (graphic_rotate) {
case 0:
mouse_event(mouse_event_opaque,
dx, dy, dz, buttons_state);
break;
case 90:
mouse_event(mouse_event_opaque,
width - dy, dx, dz, buttons_state);
break;
case 180:
mouse_event(mouse_event_opaque,
width - dx, height - dy, dz, buttons_state);
break;
case 270:
mouse_event(mouse_event_opaque,
dy, height - dx, dz, buttons_state);
break;
}
}
}

9
qemu-options.hx
View File

@ -787,6 +787,15 @@ STEXI
Rotate graphical output 90 deg left (only PXA LCD).
ETEXI
DEF("rotate", HAS_ARG, QEMU_OPTION_rotate,
"-rotate <deg> rotate graphical output some deg left (only PXA LCD)\n",
QEMU_ARCH_ALL)
STEXI
@item -rotate
@findex -rotate
Rotate graphical output some deg left (only PXA LCD).
ETEXI
DEF("vga", HAS_ARG, QEMU_OPTION_vga,
"-vga [std|cirrus|vmware|qxl|xenfb|none]\n"
" select video card type\n", QEMU_ARCH_ALL)

11
vl.c
View File

@ -2300,7 +2300,16 @@ int main(int argc, char **argv, char **envp)
#endif
break;
case QEMU_OPTION_portrait:
graphic_rotate = 1;
graphic_rotate = 90;
break;
case QEMU_OPTION_rotate:
graphic_rotate = strtol(optarg, (char **) &optarg, 10);
if (graphic_rotate != 0 && graphic_rotate != 90 &&
graphic_rotate != 180 && graphic_rotate != 270) {
fprintf(stderr,
"qemu: only 90, 180, 270 deg rotation is available\n");
exit(1);
}
break;
case QEMU_OPTION_kernel:
kernel_filename = optarg;