[mips]

- libsys multitarget
- apps multitarget

git-svn-id: http://moon:8086/svn/mips@67 a8ebac50-d88d-4704-bea3-6648445a41b3

src/libsys/screen.c

@@ -0,0 +1,164 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+#include <assert.h>
+#include <assert.h>
+#include <stddef.h>
+#include <stdint.h>
+
+#include <board.h>
+#include "screen.h"
+
+vga_if_t vga_if =
+{
+	(uint32_t*)SYS_VGA_CTRL, (uint32_t*)SYS_VGA_ASCII, (uint32_t*)SYS_VGA_POSX, (uint32_t*)SYS_VGA_POSY
+};
+
+void cg_open(void const *pInst)
+{
+	assert (pInst);
+
+	vga_if_t *pIF = (vga_if_t*)pInst;
+	cg_clr_screen(&vga_if);
+}
+
+void cg_close(void const *pInst)
+{
+	
+}
+
+void cg_writechar(void const *pInst, char c)
+{
+	assert (pInst);
+
+	vga_if_t *pIF = (vga_if_t*)pInst;
+	uint32_t code;
+
+	// Output translation
+	switch(c)
+	{
+		case 'Ä':
+		code = 196;
+		break;
+
+		case 'ä':
+		code = 228;
+		break;
+
+		case 'Ö':
+		code = 214;
+		break;
+
+		case 'ö':
+		code = 246;
+		break;
+
+		case 'Ü':
+		code = 220;
+		break;
+
+		case 'ü':
+		code = 252;
+		break;
+
+		case '&':
+		code = 230;
+		break;
+
+		case '§':
+		code = 167;
+		break;
+
+		case 'ß':
+		code = 223;
+		break;
+
+		case '°':
+		code = 176;
+		break;
+
+		case 'µ':
+		code = 181;
+		break;
+
+		default:
+		code = (uint32_t)c;
+		break;
+	}
+
+	while (!(*pIF->pCTRL & SYS_VGA_BIT_CGRDY));
+	*pIF->pDATA = code;
+	
+	if (c == 0x0A)
+	{
+		cg_clr_line(pIF);
+		while (!(*pIF->pCTRL & SYS_VGA_BIT_CGRDY));
+		*pIF->pDATA = 0x0D;
+	}
+	
+}
+
+void cg_set_csr_x(vga_if_t *pIF, uint32_t coord)
+{
+	assert (pIF);
+
+	// Set cursor
+	while (!(*pIF->pCTRL & SYS_VGA_BIT_CGRDY));
+		*pIF->pCSRX = coord;
+}
+
+void cg_set_csr_y(vga_if_t *pIF, uint32_t coord)
+{
+	assert (pIF);
+
+	// Set cursor
+	while (!(*pIF->pCTRL & SYS_VGA_BIT_CGRDY));
+		*pIF->pCSRY = coord;
+}
+
+void cg_clr_line(vga_if_t *pIF)
+{
+	assert (pIF);
+
+	while (!(*pIF->pCTRL & SYS_VGA_BIT_CGRDY));
+		*pIF->pCTRL |= SYS_VGA_BIT_CLRLINE;
+}
+
+void cg_clr_screen(vga_if_t *pIF)
+{
+	assert (pIF);
+
+	while (!(*pIF->pCTRL & SYS_VGA_BIT_CGRDY));
+		*pIF->pCTRL |= SYS_VGA_BIT_CLRSCR;
+
+	// Cursor home
+	while (!(*pIF->pCTRL & SYS_VGA_BIT_CGRDY));
+		*pIF->pCSRX = 0;
+
+	while (!(*pIF->pCTRL & SYS_VGA_BIT_CGRDY));
+		*pIF->pCSRY = 0;
+
+}
+
+uint32_t Screen_get_resx(void)
+{
+	uint32_t volatile *pVGA_res = (uint32_t*)SYS_VGA_RES;
+
+	return (0xFFF & (*pVGA_res >> 0));
+}
+
+uint32_t Screen_get_resy(void)
+{
+	uint32_t volatile *pVGA_res = (uint32_t*)SYS_VGA_RES;
+
+	return (0xFFF & (*pVGA_res >> 12));
+}
+
+uint32_t Screen_get_fps(void)
+{
+	uint32_t volatile *pVGA_res = (uint32_t*)SYS_VGA_RES;
+
+	return (0xFF & (*pVGA_res >> 24));
+}