static void\r
vgaSetMode(byte mode)\r
{\r
- int10_setmode(mode);\r
+ union REGS regs;\r
+\r
+ regs.h.ah = SET_MODE;\r
+ regs.h.al = mode;\r
+ int86(VIDEO_INT, ®s, ®s);\r
+ //int10_setmode(mode);\r
}\r
\r
//---------------------------------------------------\r
\r
vgaSetMode(VGA_256_COLOR_MODE);\r
vga_enable_256color_modex();\r
- /* reprogram the CRT controller */\r
-// outp(CRTC_INDEX, 0x11); /* VSync End reg contains register write prot */\r
-// outp(CRTC_DATA, 0x7f); /* get current write protect on varios regs */\r
+\r
update_state_from_vga();\r
vga_read_crtc_mode(&cm);\r
\r
+ /* reprogram the CRT controller */\r
+ //outp(CRTC_INDEX, 0x11); /* VSync End reg contains register write prot */\r
+ //outp(CRTC_DATA, 0x7f); /* get current write protect on varios regs */\r
+\r
switch(vq)\r
{\r
case 1:\r
cm.horizontal_total=0x5f + 5; /* CRTC[0] -5 */\r
cm.horizontal_display_end=0x4f + 1; /* CRTC[1] -1 */\r
cm.horizontal_blank_start=0x50 + 1; /* CRTC[2] */\r
- cm.horizontal_blank_end=0x82 + 1; /* CRTC[3] bit 0-4 & CRTC[5] bit 7 */\r
+// cm.horizontal_blank_end=0x82 + 1; /* CRTC[3] bit 0-4 & CRTC[5] bit 7 *///skewing ^^;\r
cm.horizontal_start_retrace=0x54;/* CRTC[4] */\r
cm.horizontal_end_retrace=0x80; /* CRTC[5] bit 0-4 */\r
//cm.horizontal_start_delay_after_total=0x3e; /* CRTC[3] bit 5-6 */\r
cm.vertical_display_end = 480;\r
cm.vertical_blank_start = 0x1E7 + 1;\r
cm.vertical_blank_end = 0x206 + 1;\r
- cm.clock_select = 1; /* misc register = 0xE3 25MHz */\r
+ cm.clock_select = 0; /* misc register = 0xE3 25MHz */\r
cm.vsync_neg = 1;\r
cm.hsync_neg = 1;\r
cm.offset = (vga_state.vga_width / (4 * 2)); // 320 wide (40 x 4 pixel groups x 2)\r
page.tilemidposscreeny = (page.th/2)+1;\r
page.stridew=page.width/4;\r
page.pagesize = (word)(page.width/4)*page.height;\r
+ page.pi=page.width*4;\r
page.id = 0;\r
\r
return page;\r
result.th = p->th;\r
result.tilesw = p->tilesw;\r
result.tilesh = p->tilesh;\r
- result.id = p->id+1;\r
result.stridew=p->stridew;\r
result.pagesize = p->pagesize;\r
+ result.pi=result.width*4;\r
+ result.id = p->id+1;\r
\r
return result;\r
}\r
result.tilesw=result.width/TILEWH;\r
result.tilesh=result.height/TILEWH;\r
result.id = p->id+1;\r
- result.stridew=result.width/4;\r
+ result.stridew=p->sw/4;//result.width/4;\r
result.pagesize = (word)(result.width/4)*result.height;\r
+ switch(result.id)\r
+ {\r
+ case 2:\r
+ result.pi=p->width*4;\r
+ break;\r
+ case 3:\r
+ result.pi=p->pi;\r
+ break;\r
+ }\r
\r
return result;\r
}\r
video->num_of_pages=0;\r
(video->page[0]) = modexDefaultPage(&(video->page[0])); video->num_of_pages++; //video->page[0].width += (TILEWHD); video->page[0].height += (TILEWHD);\r
(video->page[1]) = modexNextPage(&(video->page[0])); video->num_of_pages++;\r
+//0000 (video->page[2]) = modexNextPageFlexibleSize(&(video->page[1]), (video->page[0]).width, TILEWH*4); video->num_of_pages++;\r
+//0000 (video->page[3]) = (video->page[2]); video->num_of_pages++;\r
(video->page[2]) = modexNextPageFlexibleSize(&(video->page[1]), TILEWH*4, TILEWH*4); video->num_of_pages++;\r
+// (video->page[3]) = modexNextPageFlexibleSize(&(video->page[2]), video->page[0].width, 176); video->num_of_pages++;\r
(video->page[3]) = modexNextPageFlexibleSize(&(video->page[2]), video->page[0].sw, 208); video->num_of_pages++;\r
// (video->page[2]) = modexNextPageFlexibleSize(&(video->page[1]), video->page[0].width, 172); video->num_of_pages++;\r
// (video->page[3]) = modexNextPageFlexibleSize(&(video->page[2]), 72, 128); video->num_of_pages++;\r
low_address = LOW_ADDRESS | (offset << 8);\r
\r
/* wait for appropriate timing and then program CRTC */\r
- while ((inp(INPUT_STATUS_1) & DISPLAY_ENABLE));\r
+ //while ((inp(INPUT_STATUS_1) & DISPLAY_ENABLE));\r
outpw(CRTC_INDEX, high_address);\r
outpw(CRTC_INDEX, low_address);\r
outp(CRTC_INDEX, 0x13);\r
outp(CRTC_DATA, crtcOffset);\r
\r
/* wait for one retrace */\r
- while (!(inp(INPUT_STATUS_1) & VRETRACE));\r
+ //while (!(inp(INPUT_STATUS_1) & VRETRACE));\r
\r
/* do PEL panning here */\r
outp(AC_INDEX, 0x33);\r
right=0x0f;\r
}\r
\r
+ //printf("modexClearRegion(x=%u, y=%u, w=%u, h=%u, left=%u, right=%u)\n", x, y, w, h, left, right);\r
+\r
__asm {\r
PUSHF\r
PUSH ES\r
{\r
word doffset = (word)dest->data + dy*(dest->stridew) + dx/4;\r
word soffset = (word)src->data + sy*(src->stridew) + sx/4;\r
- word scans = vga_state.vga_stride;\r
+ word scans = vga_state.vga_stride; //++++0000 the quick and dirty fix of the major issue with p16 video display wwww\r
word nextSrcRow = src->stridew - scans - 1;\r
word nextDestRow = dest->stridew - scans - 1;\r
byte lclip[] = {0x0f, 0x0e, 0x0c, 0x08}; /* clips for rectangles not on 4s */\r
- byte rclip[] = {0x0f, 0x01, 0x03, 0x07};\r
+ byte rclip[] = {0x00, 0x01, 0x03, 0x07};\r
byte left = lclip[sx&0x03];\r
byte right = rclip[(sx+width)&0x03];\r
\r
+ /* handle the case which requires an extra group */\r
+ if((sx & 0x03) && !((sx+width) & 0x03)) {\r
+ right=0x0f;\r
+ }\r
+\r
+// printf("modexCopyPageRegion(src->stridew=%u, dest->stridew=%u, sx=%u, sy=%u, dx=%u, dy=%u, width=%u, height=%u, left=%u, right=%u)\n", src->stridew, dest->stridew, sx, sy, dx, dy, width, height, left, right);\r
+\r
__asm {\r
PUSHF\r
PUSH ES\r
}\r
\r
void\r
-modexPalOverscan(byte *p, word col)\r
+modexPalOverscan(word col)\r
{\r
//modexWaitBorder();\r
vga_wait_for_vsync();\r
}\r
}\r
\r
-void bios_cls() {\r
- VGA_ALPHA_PTR ap;\r
- VGA_RAM_PTR rp;\r
- unsigned char m;\r
-\r
- m = int10_getmode();\r
- if ((rp=vga_state.vga_graphics_ram) != NULL && !(m <= 3 || m == 7)) {\r
- unsigned int i,im;\r
-\r
- im = (FP_SEG(vga_state.vga_graphics_ram_fence) - FP_SEG(vga_state.vga_graphics_ram));\r
- if (im > 0xFFE) im = 0xFFE;\r
- im <<= 4;\r
- for (i=0;i < im;i++) vga_state.vga_graphics_ram[i] = 0;\r
- }\r
- else if ((ap=vga_state.vga_alpha_ram) != NULL) {\r
- unsigned int i,im;\r
-\r
- im = (FP_SEG(vga_state.vga_alpha_ram_fence) - FP_SEG(vga_state.vga_alpha_ram));\r
- if (im > 0x7FE) im = 0x7FE;\r
- im <<= 4 - 1; /* because ptr is type uint16_t */\r
- for (i=0;i < im;i++) vga_state.vga_alpha_ram[i] = 0x0720;\r
- }\r
- else {\r
- printf("WARNING: bios cls no ptr\n");\r
- }\r
-}\r
-\r
void modexprintmeminfo(video_t *v)\r
{\r
byte i;\r
{\r
printf(" [%u]=", i);\r
printf("(%Fp)", (v->page[i].data));\r
- printf(" size=%u", v->page[i].pagesize);\r
- printf(" sw=%lu sh=%lu ", (unsigned long)v->page[i].sw, (unsigned long)v->page[i].sh);\r
- printf(" width=%lu height=%lu", (unsigned long)v->page[i].width, (unsigned long)v->page[i].height);\r
+ printf(" size=%u ", v->page[i].pagesize);\r
+ printf("w=%lu h=%lu ", (unsigned long)v->page[i].width, (unsigned long)v->page[i].height);\r
+ printf("sw=%lu sh=%lu ", (unsigned long)v->page[i].sw, (unsigned long)v->page[i].sh);\r
+ printf("pi=%u", v->page[i].pi);\r
printf("\n");\r
}\r
}\r