Changeset 9979acb in mainline for kernel/genarch/include/drivers/ega

Timestamp:

2009-02-20T17:19:03Z (17 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

c9b550b

Parents:

5c06c1c

Message:

make hw_area API more generic
this allows mapping of EGA VRAM on ia32/amd64

File:

• kernel/genarch/include/drivers/ega/ega.h (modified) (2 diffs)

kernel/genarch/include/drivers/ega/ega.h

@@ -27 +27 @@
  */
 
-/** @addtogroup genarch_drivers 
+/** @addtogroup genarch_drivers
  * @{
  */
@@ -38 +38 @@
 #include <arch/types.h>
 
-#define ROW             80
-#define ROWS            25
-#define SCREEN          (ROW * ROWS)
+#define EGA_COLS       80
+#define EGA_ROWS       25
+#define EGA_SCREEN     (EGA_COLS * EGA_ROWS)
+#define EGA_VRAM_SIZE  (2 * EGA_SCREEN)
 
 /* EGA device registers. */
-#define EGA_INDEX_REG   0
-#define EGA_DATA_REG    1
+#define EGA_INDEX_REG  0
+#define EGA_DATA_REG   1
 
 extern void ega_redraw(void);