URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [tags/] [stable_0_2_0/] [or1ksim/] [peripheral/] [fb.c] - Diff between revs 766 and 799

Rev 766	Rev 799
Line 20...	Line 20...
`#include <stdio.h>`	`#include <stdio.h>`
`#include "sim-config.h"`	`#include "sim-config.h"`
`#include "abstract.h"`	`#include "abstract.h"`
`#include "fb.h"`	`#include "fb.h"`

	`#define FB_WRAP (512*1024)`

`static unsigned long pal[256];`	`static unsigned long pal[256];`
`static int fb_ctrl = 0;`	`static int fb_ctrl = 0;`
`static int fb_pic = 0;`	`static int fb_pic = 0;`
`static int fb_cycles = 0;`	`static int fb_cycles = 0;`
`static unsigned long fb_addr = 0;`	`static unsigned long fb_addr = 0;`
Line 134...	Line 136...
`if (config.sim.verbose) printf ("(%i,%i)", sx, sy);`	`if (config.sim.verbose) printf ("(%i,%i)", sx, sy);`
`/* Data is stored upside down */`	`/* Data is stored upside down */`
`for (y = sy - 1; y >= 0; y--) {`	`for (y = sy - 1; y >= 0; y--) {`
`int align = (4 - sx) % 4;`	`int align = (4 - sx) % 4;`
`int zero = CNV32(0);`	`int zero = CNV32(0);`
	`int add;`
`while (align < 0) align += 4;`	`while (align < 0) align += 4;`
`for (x = 0; x < sx; x++)`	`for (x = 0; x < sx; x++) {`
`fputc (evalsim_mem8 (fb_addr + y * sx + x), fo);`	`add = (fb_addr & ~(FB_WRAP - 1)) \| ((fb_addr + y * sx + x) & (FB_WRAP - 1));`
	`fputc (evalsim_mem8 (add), fo);`
	`}`
`if (align && !fwrite (&zero, align, 1, fo)) return 1;`	`if (align && !fwrite (&zero, align, 1, fo)) return 1;`
`}`	`}`

`if (config.sim.verbose) printf ("DONE\n");`	`if (config.sim.verbose) printf ("DONE\n");`
`fclose (fo);`	`fclose (fo);`