diff options
author | balrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-11-04 09:04:41 +0000 |
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committer | balrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-11-04 09:04:41 +0000 |
commit | 64b40bc54a92beb5958e78c915629bbe4a9bc28c (patch) | |
tree | cd228d4fc7ab5727fbe852ea9d6a7416a42f4c8e /hw/tc6393xb_template.h | |
parent | 4ea29f749d564da84f624f3f0c8620c02a183d01 (diff) |
tc6393xb: non-accelerated FB support (Dmitry Baryshkov).
Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: Andrzej Zaborowski <andrew.zaborowski@intel.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5617 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/tc6393xb_template.h')
-rw-r--r-- | hw/tc6393xb_template.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/hw/tc6393xb_template.h b/hw/tc6393xb_template.h new file mode 100644 index 0000000000..e882c98a07 --- /dev/null +++ b/hw/tc6393xb_template.h @@ -0,0 +1,72 @@ +/* + * Toshiba TC6393XB I/O Controller. + * Found in Sharp Zaurus SL-6000 (tosa) or some + * Toshiba e-Series PDAs. + * + * FB support code. Based on G364 fb emulator + * + * Copyright (c) 2007 Herv� Poussineau + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#if BITS == 8 +# define SET_PIXEL(addr, color) *(uint8_t*)addr = color; +#elif BITS == 15 || BITS == 16 +# define SET_PIXEL(addr, color) *(uint16_t*)addr = color; +#elif BITS == 24 +# define SET_PIXEL(addr, color) \ + addr[0] = color; addr[1] = (color) >> 8; addr[2] = (color) >> 16; +#elif BITS == 32 +# define SET_PIXEL(addr, color) *(uint32_t*)addr = color; +#else +# error unknown bit depth +#endif + + +static void glue(tc6393xb_draw_graphic, BITS)(struct tc6393xb_s *s) +{ + int i; + int w_display; + uint16_t *data_buffer; + uint8_t *data_display; + + data_buffer = (uint16_t*)(phys_ram_base + s->vram_addr); + w_display = s->scr_width * BITS / 8; + data_display = s->ds->data; + for(i = 0; i < s->scr_height; i++) { +#if (BITS == 16) + memcpy(data_display, data_buffer, s->scr_width * 2); + data_buffer += s->scr_width; + data_display += s->ds->linesize; +#else + int j; + for (j = 0; j < s->scr_width; j++, data_display += BITS / 8, data_buffer++) { + uint16_t color = *data_buffer; + uint32_t dest_color = glue(rgb_to_pixel, BITS)( + ((color & 0xf800) * 0x108) >> 11, + ((color & 0x7e0) * 0x41) >> 9, + ((color & 0x1f) * 0x21) >> 2 + ); + SET_PIXEL(data_display, dest_color); + } +#endif + } +} + +#undef BITS +#undef SET_PIXEL + |