/* * 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, see <http://www.gnu.org/licenses/>. */ #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)(TC6393xbState *s) { int i; uint16_t *data_buffer; uint8_t *data_display; data_buffer = s->vram_ptr; data_display = ds_get_data(s->ds); 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 += ds_get_linesize(s->ds); #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