0f3c3cc950
Commit d23948b15a (lm32: add Milkymist
VGAFB support) introduced a stray usage of the softfloat uint32 type.
Use uint32_t instead.
Signed-off-by: Andreas Färber <afaerber@suse.de>
Acked-by: Michael Walle <michael@walle.cc>
Cc: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
75 lines
2.5 KiB
C
75 lines
2.5 KiB
C
/*
|
|
* QEMU model of the Milkymist VGA framebuffer.
|
|
*
|
|
* Copyright (c) 2010 Michael Walle <michael@walle.cc>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#if BITS == 8
|
|
#define COPY_PIXEL(to, r, g, b) \
|
|
do { \
|
|
*to = rgb_to_pixel8(r, g, b); \
|
|
to += 1; \
|
|
} while (0)
|
|
#elif BITS == 15
|
|
#define COPY_PIXEL(to, r, g, b) \
|
|
do { \
|
|
*(uint16_t *)to = rgb_to_pixel15(r, g, b); \
|
|
to += 2; \
|
|
} while (0)
|
|
#elif BITS == 16
|
|
#define COPY_PIXEL(to, r, g, b) \
|
|
do { \
|
|
*(uint16_t *)to = rgb_to_pixel16(r, g, b); \
|
|
to += 2; \
|
|
} while (0)
|
|
#elif BITS == 24
|
|
#define COPY_PIXEL(to, r, g, b) \
|
|
do { \
|
|
uint32_t tmp = rgb_to_pixel24(r, g, b); \
|
|
*(to++) = tmp & 0xff; \
|
|
*(to++) = (tmp >> 8) & 0xff; \
|
|
*(to++) = (tmp >> 16) & 0xff; \
|
|
} while (0)
|
|
#elif BITS == 32
|
|
#define COPY_PIXEL(to, r, g, b) \
|
|
do { \
|
|
*(uint32_t *)to = rgb_to_pixel32(r, g, b); \
|
|
to += 4; \
|
|
} while (0)
|
|
#else
|
|
#error unknown bit depth
|
|
#endif
|
|
|
|
static void glue(draw_line_, BITS)(void *opaque, uint8_t *d, const uint8_t *s,
|
|
int width, int deststep)
|
|
{
|
|
uint16_t rgb565;
|
|
uint8_t r, g, b;
|
|
|
|
while (width--) {
|
|
rgb565 = lduw_raw(s);
|
|
r = ((rgb565 >> 11) & 0x1f) << 3;
|
|
g = ((rgb565 >> 5) & 0x3f) << 2;
|
|
b = ((rgb565 >> 0) & 0x1f) << 3;
|
|
COPY_PIXEL(d, r, g, b);
|
|
s += 2;
|
|
}
|
|
}
|
|
|
|
#undef BITS
|
|
#undef COPY_PIXEL
|