[PATCH] Split out screen_info from tty.h

This makes it possible for boot code to use screen_info without dragging in
all of tty.h.
Signed-off-by: Brian Gerst <bgerst@didntduck.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/i386/boot/compressed/misc.c

@@ -11,7 +11,7 @@
 
 #include <linux/linkage.h>
 #include <linux/vmalloc.h>
-#include <linux/tty.h>
+#include <linux/screen_info.h>
 #include <asm/io.h>
 #include <asm/page.h>
 

arch/x86_64/boot/compressed/misc.c

@@ -9,7 +9,7 @@
  * High loaded stuff by Hans Lermen & Werner Almesberger, Feb. 1996
  */
 
-#include "miscsetup.h"
+#include <linux/screen_info.h>
 #include <asm/io.h>
 #include <asm/page.h>
 

arch/x86_64/boot/compressed/miscsetup.h

-#define NULL 0
-//typedef unsigned int size_t; 
-
-
-struct screen_info {
-	unsigned char  orig_x;			/* 0x00 */
-	unsigned char  orig_y;			/* 0x01 */
-	unsigned short dontuse1;		/* 0x02 -- EXT_MEM_K sits here */
-	unsigned short orig_video_page;		/* 0x04 */
-	unsigned char  orig_video_mode;		/* 0x06 */
-	unsigned char  orig_video_cols;		/* 0x07 */
-	unsigned short unused2;			/* 0x08 */
-	unsigned short orig_video_ega_bx;	/* 0x0a */
-	unsigned short unused3;			/* 0x0c */
-	unsigned char  orig_video_lines;	/* 0x0e */
-	unsigned char  orig_video_isVGA;	/* 0x0f */
-	unsigned short orig_video_points;	/* 0x10 */
-
-	/* VESA graphic mode -- linear frame buffer */
-	unsigned short lfb_width;		/* 0x12 */
-	unsigned short lfb_height;		/* 0x14 */
-	unsigned short lfb_depth;		/* 0x16 */
-	unsigned long  lfb_base;		/* 0x18 */
-	unsigned long  lfb_size;		/* 0x1c */
-	unsigned short dontuse2, dontuse3;	/* 0x20 -- CL_MAGIC and CL_OFFSET here */
-	unsigned short lfb_linelength;		/* 0x24 */
-	unsigned char  red_size;		/* 0x26 */
-	unsigned char  red_pos;			/* 0x27 */
-	unsigned char  green_size;		/* 0x28 */
-	unsigned char  green_pos;		/* 0x29 */
-	unsigned char  blue_size;		/* 0x2a */
-	unsigned char  blue_pos;		/* 0x2b */
-	unsigned char  rsvd_size;		/* 0x2c */
-	unsigned char  rsvd_pos;		/* 0x2d */
-	unsigned short vesapm_seg;		/* 0x2e */
-	unsigned short vesapm_off;		/* 0x30 */
-	unsigned short pages;			/* 0x32 */
-						/* 0x34 -- 0x3f reserved for future expansion */
-};

include/linux/screen_info.h

+#ifndef _SCREEN_INFO_H
+#define _SCREEN_INFO_H
+
+#include <linux/types.h>
+
+/*
+ * These are set up by the setup-routine at boot-time:
+ */
+
+struct screen_info {
+	u8  orig_x;		/* 0x00 */
+	u8  orig_y;		/* 0x01 */
+	u16 dontuse1;		/* 0x02 -- EXT_MEM_K sits here */
+	u16 orig_video_page;	/* 0x04 */
+	u8  orig_video_mode;	/* 0x06 */
+	u8  orig_video_cols;	/* 0x07 */
+	u16 unused2;		/* 0x08 */
+	u16 orig_video_ega_bx;	/* 0x0a */
+	u16 unused3;		/* 0x0c */
+	u8  orig_video_lines;	/* 0x0e */
+	u8  orig_video_isVGA;	/* 0x0f */
+	u16 orig_video_points;	/* 0x10 */
+
+	/* VESA graphic mode -- linear frame buffer */
+	u16 lfb_width;		/* 0x12 */
+	u16 lfb_height;		/* 0x14 */
+	u16 lfb_depth;		/* 0x16 */
+	u32 lfb_base;		/* 0x18 */
+	u32 lfb_size;		/* 0x1c */
+	u16 dontuse2, dontuse3;	/* 0x20 -- CL_MAGIC and CL_OFFSET here */
+	u16 lfb_linelength;	/* 0x24 */
+	u8  red_size;		/* 0x26 */
+	u8  red_pos;		/* 0x27 */
+	u8  green_size;		/* 0x28 */
+	u8  green_pos;		/* 0x29 */
+	u8  blue_size;		/* 0x2a */
+	u8  blue_pos;		/* 0x2b */
+	u8  rsvd_size;		/* 0x2c */
+	u8  rsvd_pos;		/* 0x2d */
+	u16 vesapm_seg;		/* 0x2e */
+	u16 vesapm_off;		/* 0x30 */
+	u16 pages;		/* 0x32 */
+	u16 vesa_attributes;	/* 0x34 */
+	u32  capabilities;      /* 0x36 */
+				/* 0x3a -- 0x3f reserved for future expansion */
+};
+
+extern struct screen_info screen_info;
+
+#define ORIG_X			(screen_info.orig_x)
+#define ORIG_Y			(screen_info.orig_y)
+#define ORIG_VIDEO_MODE		(screen_info.orig_video_mode)
+#define ORIG_VIDEO_COLS 	(screen_info.orig_video_cols)
+#define ORIG_VIDEO_EGA_BX	(screen_info.orig_video_ega_bx)
+#define ORIG_VIDEO_LINES	(screen_info.orig_video_lines)
+#define ORIG_VIDEO_ISVGA	(screen_info.orig_video_isVGA)
+#define ORIG_VIDEO_POINTS       (screen_info.orig_video_points)
+
+#define VIDEO_TYPE_MDA		0x10	/* Monochrome Text Display	*/
+#define VIDEO_TYPE_CGA		0x11	/* CGA Display 			*/
+#define VIDEO_TYPE_EGAM		0x20	/* EGA/VGA in Monochrome Mode	*/
+#define VIDEO_TYPE_EGAC		0x21	/* EGA in Color Mode		*/
+#define VIDEO_TYPE_VGAC		0x22	/* VGA+ in Color Mode		*/
+#define VIDEO_TYPE_VLFB		0x23	/* VESA VGA in graphic mode	*/
+
+#define VIDEO_TYPE_PICA_S3	0x30	/* ACER PICA-61 local S3 video	*/
+#define VIDEO_TYPE_MIPS_G364	0x31    /* MIPS Magnum 4000 G364 video  */
+#define VIDEO_TYPE_SGI          0x33    /* Various SGI graphics hardware */
+
+#define VIDEO_TYPE_TGAC		0x40	/* DEC TGA */
+
+#define VIDEO_TYPE_SUN          0x50    /* Sun frame buffer. */
+#define VIDEO_TYPE_SUNPCI       0x51    /* Sun PCI based frame buffer. */
+
+#define VIDEO_TYPE_PMAC		0x60	/* PowerMacintosh frame buffer. */
+
+#endif /* _SCREEN_INFO_H */

include/linux/tty.h

@@ -23,6 +23,7 @@
 #include <linux/workqueue.h>
 #include <linux/tty_driver.h>
 #include <linux/tty_ldisc.h>
+#include <linux/screen_info.h>
 
 #include <asm/system.h>
 
@@ -36,77 +37,6 @@
 #define NR_UNIX98_PTY_MAX	(1 << MINORBITS) /* Absolute limit */
 #define NR_LDISCS		16
 
-/*
- * These are set up by the setup-routine at boot-time:
- */
-
-struct screen_info {
-	u8  orig_x;		/* 0x00 */
-	u8  orig_y;		/* 0x01 */
-	u16 dontuse1;		/* 0x02 -- EXT_MEM_K sits here */
-	u16 orig_video_page;	/* 0x04 */
-	u8  orig_video_mode;	/* 0x06 */
-	u8  orig_video_cols;	/* 0x07 */
-	u16 unused2;		/* 0x08 */
-	u16 orig_video_ega_bx;	/* 0x0a */
-	u16 unused3;		/* 0x0c */
-	u8  orig_video_lines;	/* 0x0e */
-	u8  orig_video_isVGA;	/* 0x0f */
-	u16 orig_video_points;	/* 0x10 */
-
-	/* VESA graphic mode -- linear frame buffer */
-	u16 lfb_width;		/* 0x12 */
-	u16 lfb_height;		/* 0x14 */
-	u16 lfb_depth;		/* 0x16 */
-	u32 lfb_base;		/* 0x18 */
-	u32 lfb_size;		/* 0x1c */
-	u16 dontuse2, dontuse3;	/* 0x20 -- CL_MAGIC and CL_OFFSET here */
-	u16 lfb_linelength;	/* 0x24 */
-	u8  red_size;		/* 0x26 */
-	u8  red_pos;		/* 0x27 */
-	u8  green_size;		/* 0x28 */
-	u8  green_pos;		/* 0x29 */
-	u8  blue_size;		/* 0x2a */
-	u8  blue_pos;		/* 0x2b */
-	u8  rsvd_size;		/* 0x2c */
-	u8  rsvd_pos;		/* 0x2d */
-	u16 vesapm_seg;		/* 0x2e */
-	u16 vesapm_off;		/* 0x30 */
-	u16 pages;		/* 0x32 */
-	u16 vesa_attributes;	/* 0x34 */
-	u32  capabilities;      /* 0x36 */
-				/* 0x3a -- 0x3f reserved for future expansion */
-};
-
-extern struct screen_info screen_info;
-
-#define ORIG_X			(screen_info.orig_x)
-#define ORIG_Y			(screen_info.orig_y)
-#define ORIG_VIDEO_MODE		(screen_info.orig_video_mode)
-#define ORIG_VIDEO_COLS 	(screen_info.orig_video_cols)
-#define ORIG_VIDEO_EGA_BX	(screen_info.orig_video_ega_bx)
-#define ORIG_VIDEO_LINES	(screen_info.orig_video_lines)
-#define ORIG_VIDEO_ISVGA	(screen_info.orig_video_isVGA)
-#define ORIG_VIDEO_POINTS       (screen_info.orig_video_points)
-
-#define VIDEO_TYPE_MDA		0x10	/* Monochrome Text Display	*/
-#define VIDEO_TYPE_CGA		0x11	/* CGA Display 			*/
-#define VIDEO_TYPE_EGAM		0x20	/* EGA/VGA in Monochrome Mode	*/
-#define VIDEO_TYPE_EGAC		0x21	/* EGA in Color Mode		*/
-#define VIDEO_TYPE_VGAC		0x22	/* VGA+ in Color Mode		*/
-#define VIDEO_TYPE_VLFB		0x23	/* VESA VGA in graphic mode	*/
-
-#define VIDEO_TYPE_PICA_S3	0x30	/* ACER PICA-61 local S3 video	*/
-#define VIDEO_TYPE_MIPS_G364	0x31    /* MIPS Magnum 4000 G364 video  */
-#define VIDEO_TYPE_SGI          0x33    /* Various SGI graphics hardware */
-
-#define VIDEO_TYPE_TGAC		0x40	/* DEC TGA */
-
-#define VIDEO_TYPE_SUN          0x50    /* Sun frame buffer. */
-#define VIDEO_TYPE_SUNPCI       0x51    /* Sun PCI based frame buffer. */
-
-#define VIDEO_TYPE_PMAC		0x60	/* PowerMacintosh frame buffer. */
-
 /*
  * This character is the same as _POSIX_VDISABLE: it cannot be used as
  * a c_cc[] character, but indicates that a particular special character