[console] Remove unused "btext" console

The "btext" console has been disabled by a "#if 0" since 2007.

Signed-off-by: Michael Brown <mcb30@ipxe.org>

src/config/config.c

@@ -71,9 +71,6 @@ REQUIRE_OBJECT ( serial_console );
 #ifdef CONSOLE_DIRECT_VGA
 REQUIRE_OBJECT ( video_subr );
 #endif
-#ifdef CONSOLE_BTEXT
-REQUIRE_OBJECT ( btext );
-#endif
 #ifdef CONSOLE_PC_KBD
 REQUIRE_OBJECT ( pc_kbd );
 #endif

src/config/console.h

@@ -17,7 +17,6 @@ FILE_LICENCE ( GPL2_OR_LATER );
 //#define	CONSOLE_PCBIOS		/* Default BIOS console */
 //#define	CONSOLE_SERIAL		/* Serial port */
 //#define	CONSOLE_DIRECT_VGA	/* Direct access to VGA card */
-//#define	CONSOLE_BTEXT		/* Who knows what this does? */
 //#define	CONSOLE_PC_KBD		/* Direct access to PC keyboard */
 //#define	CONSOLE_SYSLOG		/* Syslog console */
 //#define	CONSOLE_VMWARE		/* VMware logfile console */

src/include/btext.h

@@ -1,62 +0,0 @@
-/*
- * This file describes the structure passed from the BootX application
- * (for MacOS) when it is used to boot Linux.
- *
- * Written by Benjamin Herrenschmidt.
- *  
- * Move to LinuxBIOS by LYH  yhlu@tyan.com
- *
- */
-
-
-#ifndef _BTEXT_H__
-#define _BTEXT_H__
-
-#if 1
-#define u32 unsigned int
-#define u16 unsigned short
-#define u8 unsigned char
-#endif
-
-/* Here are the boot informations that are passed to the bootstrap
- * Note that the kernel arguments and the device tree are appended
- * at the end of this structure. */
-typedef struct boot_infos
-{
-
-    /* NEW (vers. 2) this holds the current _logical_ base addr of
-       the frame buffer (for use by early boot message) */
-    u8*       logicalDisplayBase;
-
-
-    /* Some infos about the current MacOS display */
-    u32       dispDeviceRect[4];       /* left,top,right,bottom */
-    u32       dispDeviceDepth;         /* (8, 16 or 32) */
-    u32       dispDeviceBase;          /* base address (physical) */
-    u32       dispDeviceRowBytes;      /* rowbytes (in bytes) */
-    u32       dispDeviceColorsOffset;  /* Colormap (8 bits only) or 0 (*) */
-
-
-    /* The framebuffer size (optional, currently 0) */
-    u32       frameBufferSize;         /* Represents a max size, can be 0. */
-
-
-} boot_infos_t;
-
-/* (*) The format of the colormap is 256 * 3 * 2 bytes. Each color index is represented
- * by 3 short words containing a 16 bits (unsigned) color component.
- * Later versions may contain the gamma table for direct-color devices here.
- */
-#define BOOTX_COLORTABLE_SIZE    (256UL*3UL*2UL)
-
-
-/*
- * Definitions for using the procedures in btext.c.
- *
- * Benjamin Herrenschmidt <benh@kernel.crashing.org>
- */
-
-extern boot_infos_t disp_bi;
-extern u32 boot_text_mapped;
-
-#endif /* _BTEXT_H */