\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
update_state_from_vga();\r
vga_read_crtc_mode(&cm);\r
\r
cm.vertical_display_end = 480;\r
cm.vertical_blank_start = 0x1E7 + 1;\r
cm.vertical_blank_end = 0x206 + 1;\r
- cm.clock_select = 0; /* misc register = 0xE3 25MHz */\r
+ cm.clock_select = 1; /* 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.tilesh=page.height/TILEWH;\r
page.tilemidposscreenx = page.tw/2;\r
page.tilemidposscreeny = (page.th/2)+1;\r
- page.pagesize = (sdiword)(page.width/4)*page.height;\r
+ page.stridew=page.width/4;\r
+ page.pagesize = (word)(page.width/4)*page.height;\r
page.id = 0;\r
\r
return page;\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
\r
return result;\r
result.tilesw=result.width/TILEWH;\r
result.tilesh=result.height/TILEWH;\r
result.id = p->id+1;\r
- result.pagesize = (sdiword)(result.width/4)*result.height;\r
+ result.stridew=result.width/4;\r
+ result.pagesize = (word)(result.width/4)*result.height;\r
\r
return result;\r
}\r
void modexCalcVmemRemain(video_t *video)\r
{\r
byte i;\r
- //printf("\n\n 1st vmem_remain=%ld\n", video->vmem_remain);\r
- for(i=0; i<=video->num_of_pages-1; i++)\r
+ //printf("\n\n 1st vmem_remain=%u\n", video->vmem_remain);\r
+ for(i=0; i<video->num_of_pages; i++)\r
{\r
video->vmem_remain-=video->page[i].pagesize;\r
- //printf(" [%u], video->page[i].pagesize=%ld\n", i, video->page[i].pagesize);\r
- //printf(" [%u], vmem_remain=%ld\n", i, video->vmem_remain);\r
+ //printf(" [%u], video->page[%u].pagesize=%u\n", i, i, video->page[i].pagesize);\r
+ //printf(" [%u], vmem_remain=%u\n", i, video->vmem_remain);\r
}\r
}\r
\r
void modexHiganbanaPageSetup(video_t *video)\r
{\r
- video->vmem_remain=262144L;\r
+ video->vmem_remain=65535U;\r
video->num_of_pages=0;\r
- (video->page[0]) = modexDefaultPage(&(video->page[0])); video->num_of_pages++;\r
- //video->page[0].width += (TILEWHD); video->page[0].height += (TILEWHD);\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
- //(video->page[2]) = modexNextPageFlexibleSize(&(video->page[1]), video->page[0].width, video->page[0].sh-40); video->num_of_pages++;\r
- //(video->page[3]) = modexNextPageFlexibleSize(&(video->page[2]), TILEWH, TILEWH); 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].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
modexCalcVmemRemain(video);\r
video->p=0;\r
+ video->r=1;\r
}\r
\r
void\r
word pageOff = (word) page->data;\r
word xoff=x/4; /* xoffset that begins each row */\r
word scanCount=w/4; /* number of iterations per row (excluding right clip)*/\r
- word poffset = pageOff + y*(page->width/4) + xoff; /* starting offset */\r
- word nextRow = page->width/4-scanCount-1; /* loc of next row */\r
+ word poffset = pageOff + y*(page->stridew) + xoff; /* starting offset */\r
+ word nextRow = page->stridew-scanCount-1; /* loc of next row */\r
byte lclip[] = {0x0f, 0x0e, 0x0c, 0x08}; /* clips for rectangles not on 4s */\r
byte rclip[] = {0x00, 0x01, 0x03, 0x07};\r
byte left = lclip[x&0x03];\r
word dx, word dy,\r
word width, word height)\r
{\r
- word doffset = (word)dest->data + dy*(dest->width/4) + dx/4;\r
- word soffset = (word)src->data + sy*(src->width/4) + sx/4;\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 nextSrcRow = src->width/4 - scans - 1;\r
- word nextDestRow = dest->width/4 - scans - 1;\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 left = lclip[sx&0x03];\r
\r
void\r
modexWaitBorder() {\r
- while(inp(INPUT_STATUS_1) & 8) {\r
+ while(inp(INPUT_STATUS_1) & 8) {\r
// spin\r
- }\r
+ }\r
\r
- while(!(inp(INPUT_STATUS_1) & 8)) {\r
- // spin\r
- }\r
+ while(!(inp(INPUT_STATUS_1) & 8)) {\r
+ //spin\r
+ }\r
}\r
\r
void bios_cls() {\r
printf("WARNING: bios cls no ptr\n");\r
}\r
}\r
+\r
+void modexprintmeminfo(video_t *v)\r
+{\r
+ byte i;\r
+ printf("video memory remaining: %u\n", v->vmem_remain);\r
+ printf("page ");\r
+ for(i=0; i<v->num_of_pages;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("\n");\r
+ }\r
+}\r