diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/ppcn_60x/console/vga_p.h')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/ppcn_60x/console/vga_p.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/ppcn_60x/console/vga_p.h b/c/src/lib/libbsp/powerpc/ppcn_60x/console/vga_p.h new file mode 100644 index 0000000000..591365a94f --- /dev/null +++ b/c/src/lib/libbsp/powerpc/ppcn_60x/console/vga_p.h @@ -0,0 +1,70 @@ +/* + * COPYRIGHT (c) 1998 by Radstone Technology + * + * + * THIS FILE IS PROVIDED TO YOU, THE USER, "AS IS", WITHOUT WARRANTY OF ANY + * KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK + * AS TO THE QUALITY AND PERFORMANCE OF ALL CODE IN THIS FILE IS WITH YOU. + * + * You are hereby granted permission to use, copy, modify, and distribute + * this file, provided that this notice, plus the above copyright notice + * and disclaimer, appears in all copies. Radstone Technology will provide + * no support for this code. + * + */ + +#ifndef _VGA_P_H_ +#define _VGA_P_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#define VGA_FB ((unsigned32)PCI_MEM_BASE+0xb8000) +#define VGA_NUM_ROWS 25 +#define VGA_NUM_COLS 80 + +#define VGA_WRITE_SEQ(reg, val) \ + outport_byte(0x3c4, reg); \ + outport_byte(0x3c5, val) +#define VGA_READ_SEQ(reg, val) \ + outport_byte(0x3c4, reg); \ + inport_byte(0x3c5, val) +#define VGA_WRITE_CRTC(reg, val) \ + outport_byte(0x3d4, reg); \ + outport_byte(0x3d5, val) +#define VGA_WRITE_GRA(reg, val) \ + outport_byte(0x3ce, reg); \ + outport_byte(0x3cf, val) +#define VGA_WRITE_ATT(reg, val) \ + { \ + volatile unsigned8 ucDummy; \ + inport_byte(0x3da, ucDummy); \ + outport_byte(0x3c0, reg); \ + outport_byte(0x3c0, val); \ + } + +/* + * Exported functions + */ +extern boolean vga_probe(int minor); + +extern void vga_init(int minor); + +extern void vga_write( + int minor, + char cChar +); + +extern int vga_write_support( + int minor, + const char *buf, + int len +); + +#ifdef __cplusplus +} +#endif + +#endif /* _VGA_P_H_ */ |