2006-02-20 Thomas Schwinge <tschwinge@gnu.org>

Remove unused and unsupported code.  Consult the file
	`DEVELOPMENT' for details.  Partly based on suggestions by
	Gianluca Guida <glguida@gmail.com>.

	* i386/util/NOTES: Remove file.
	* i386/util/anno.c: Likewise.
	* i386/util/anno.h: Likewise.
	* i386/util/cpu.h: Likewise.
	* i386/util/cpu_subs.h: Likewise.
	* i386/util/cpu_tables_init.c: Likewise.
	* i386/util/cpu_tables_load.c: Likewise.
	* i386/util/crtn.S: Likewise.
	* i386/util/debug.h: Likewise.
	* i386/util/gdt.c: Likewise.
	* i386/util/gdt.h: Likewise.
	* i386/util/gdt_sels.h: Likewise.
	* i386/util/i16/debug.h: Likewise.
	* i386/util/i16/i16.h: Likewise.
	* i386/util/i16/i16_die.c: Likewise.
	* i386/util/i16/i16_gdt_init_temp.c: Likewise.
	* i386/util/i16/i16_nanodelay.c: Likewise.
	* i386/util/i16/i16_puts.c: Likewise.
	* i386/util/i16/i16_writehex.c: Likewise.
	* i386/util/i386_asm.sym: Likewise.
	* i386/util/idt.c: Likewise.
	* i386/util/idt.h: Likewise.
	* i386/util/idt_inittab.S: Likewise.
	* i386/util/idt_inittab.h: Likewise.
	* i386/util/ldt.h: Likewise.
	* i386/util/trap.h: Likewise.
	* i386/util/trap_asm.sym: Likewise.
	* i386/util/trap_dump.c: Likewise.
	* i386/util/trap_dump_die.c: Likewise.
	* i386/util/trap_handler.S: Likewise.
	* i386/util/trap_return.S: Likewise.
	* i386/util/tss.c: Likewise.
	* i386/util/tss.h: Likewise.
	* i386/util/tss_dump.c: Likewise.
	* i386/util/vm_param.h: Likewise.

7 files changed, 0 insertions, 313 deletions

diff --git a/i386/util/i16/debug.h b/i386/util/i16/debug.h
deleted file mode 100644
index 6bce9d2..0000000
--- a/i386/util/i16/debug.h
+++ /dev/null
@@ -1,42 +0,0 @@
-/* 
- * Copyright (c) 1995 The University of Utah and
- * the Computer Systems Laboratory at the University of Utah (CSL).
- * All rights reserved.
- *
- * Permission to use, copy, modify and distribute this software is hereby
- * granted provided that (1) source code retains these copyright, permission,
- * and disclaimer notices, and (2) redistributions including binaries
- * reproduce the notices in supporting documentation, and (3) all advertising
- * materials mentioning features or use of this software display the following
- * acknowledgement: ``This product includes software developed by the
- * Computer Systems Laboratory at the University of Utah.''
- *
- * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
- * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
- * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * CSL requests users of this software to return to csl-dist@cs.utah.edu any
- * improvements that they make and grant CSL redistribution rights.
- *
- *      Author: Bryan Ford, University of Utah CSL
- */
-#ifndef _UTIL_I386_I16_DEBUG_H_
-#define _UTIL_I386_I16_DEBUG_H_
-
-#include_next "debug.h"
-
-#ifdef DEBUG
-
-#define i16_assert(v)							\
-	MACRO_BEGIN							\
-		if (!(v))						\
-			i16_die(__FILE__":?: failed assertion `"#v"'");	\
-	MACRO_END
-
-#else /* !DEBUG */
-
-#define i16_assert(v) (0)
-
-#endif /* !DEBUG */
-
-#endif /* _UTIL_I386_I16_DEBUG_H_ */
diff --git a/i386/util/i16/i16.h b/i386/util/i16/i16.h
deleted file mode 100644
index 0eae59a..0000000
--- a/i386/util/i16/i16.h
+++ /dev/null
@@ -1,58 +0,0 @@
-/* 
- * Copyright (c) 1995-1994 The University of Utah and
- * the Computer Systems Laboratory at the University of Utah (CSL).
- * All rights reserved.
- *
- * Permission to use, copy, modify and distribute this software is hereby
- * granted provided that (1) source code retains these copyright, permission,
- * and disclaimer notices, and (2) redistributions including binaries
- * reproduce the notices in supporting documentation, and (3) all advertising
- * materials mentioning features or use of this software display the following
- * acknowledgement: ``This product includes software developed by the
- * Computer Systems Laboratory at the University of Utah.''
- *
- * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
- * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
- * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * CSL requests users of this software to return to csl-dist@cs.utah.edu any
- * improvements that they make and grant CSL redistribution rights.
- *
- *      Author: Bryan Ford, University of Utah CSL
- */
-#ifndef _I386_I16_
-#define _I386_I16_
-
-#include <mach/machine/code16.h>
-
-#include "gdt.h"
-
-
-/* Macros to switch between 16-bit and 32-bit code
-   in the middle of a C function.
-   Be careful with these!  */
-#define i16_switch_to_32bit() asm volatile("
-		ljmp	%0,$1f
-		.code32
-	1:
-	" : : "i" (KERNEL_CS));
-#define switch_to_16bit() asm volatile("
-		ljmp	%0,$1f
-		.code16
-	1:
-	" : : "i" (KERNEL_16_CS));
-
-
-/* From within one type of code, execute 'stmt' in the other.
-   These are safer and harder to screw up with than the above macros.  */
-#define i16_do_32bit(stmt) \
-	({	i16_switch_to_32bit(); \
-		{ stmt; } \
-		switch_to_16bit(); })
-#define do_16bit(stmt) \
-	({	switch_to_16bit(); \
-		{ stmt; } \
-		i16_switch_to_32bit(); })
-
-
-#endif _I386_I16_
diff --git a/i386/util/i16/i16_die.c b/i386/util/i16/i16_die.c
deleted file mode 100644
index e3cd533..0000000
--- a/i386/util/i16/i16_die.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/* 
- * Copyright (c) 1995-1994 The University of Utah and
- * the Computer Systems Laboratory at the University of Utah (CSL).
- * All rights reserved.
- *
- * Permission to use, copy, modify and distribute this software is hereby
- * granted provided that (1) source code retains these copyright, permission,
- * and disclaimer notices, and (2) redistributions including binaries
- * reproduce the notices in supporting documentation, and (3) all advertising
- * materials mentioning features or use of this software display the following
- * acknowledgement: ``This product includes software developed by the
- * Computer Systems Laboratory at the University of Utah.''
- *
- * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
- * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
- * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * CSL requests users of this software to return to csl-dist@cs.utah.edu any
- * improvements that they make and grant CSL redistribution rights.
- *
- *      Author: Bryan Ford, University of Utah CSL
- */
-
-#include <mach/machine/code16.h>
-
-CODE16
-
-void i16_die(char *mes)
-{
-	if (mes)
-		i16_puts(mes);
-
-	i16_exit(mes != 0);
-}
diff --git a/i386/util/i16/i16_gdt_init_temp.c b/i386/util/i16/i16_gdt_init_temp.c
deleted file mode 100644
index 14f2d0e..0000000
--- a/i386/util/i16/i16_gdt_init_temp.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/* 
- * Copyright (c) 1995-1994 The University of Utah and
- * the Computer Systems Laboratory at the University of Utah (CSL).
- * All rights reserved.
- *
- * Permission to use, copy, modify and distribute this software is hereby
- * granted provided that (1) source code retains these copyright, permission,
- * and disclaimer notices, and (2) redistributions including binaries
- * reproduce the notices in supporting documentation, and (3) all advertising
- * materials mentioning features or use of this software display the following
- * acknowledgement: ``This product includes software developed by the
- * Computer Systems Laboratory at the University of Utah.''
- *
- * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
- * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
- * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * CSL requests users of this software to return to csl-dist@cs.utah.edu any
- * improvements that they make and grant CSL redistribution rights.
- *
- *      Author: Bryan Ford, University of Utah CSL
- */
-
-#include <mach/machine/code16.h>
-#include <mach/machine/seg.h>
-
-#include "vm_param.h"
-#include "cpu.h"
-
-
-CODE16
-
-/* This 16-bit function initializes CPU 0's GDT
-   just enough to get in and out of protected (and possibly paged) mode,
-   with all addresses assuming identity-mapped memory.  */
-void i16_gdt_init_temp()
-{
-	/* Create temporary kernel code and data segment descriptors.
-	   (They'll be reinitialized later after paging is enabled.)  */
-	i16_fill_gdt_descriptor(&cpu[0], KERNEL_CS,
-				boot_image_pa, 0xffffffff,
-				ACC_PL_K|ACC_CODE_R, SZ_32);
-	i16_fill_gdt_descriptor(&cpu[0], KERNEL_DS,
-				boot_image_pa, 0xffffffff,
-				ACC_PL_K|ACC_DATA_W, SZ_32);
-	i16_fill_gdt_descriptor(&cpu[0], KERNEL_16_CS,
-				boot_image_pa, 0xffff,
-				ACC_PL_K|ACC_CODE_R, SZ_16);
-	i16_fill_gdt_descriptor(&cpu[0], KERNEL_16_DS,
-				boot_image_pa, 0xffff,
-				ACC_PL_K|ACC_DATA_W, SZ_16);
-}
-
diff --git a/i386/util/i16/i16_nanodelay.c b/i386/util/i16/i16_nanodelay.c
deleted file mode 100644
index 7b23cb5..0000000
--- a/i386/util/i16/i16_nanodelay.c
+++ /dev/null
@@ -1,35 +0,0 @@
-/* 
- * Copyright (c) 1995-1994 The University of Utah and
- * the Computer Systems Laboratory at the University of Utah (CSL).
- * All rights reserved.
- *
- * Permission to use, copy, modify and distribute this software is hereby
- * granted provided that (1) source code retains these copyright, permission,
- * and disclaimer notices, and (2) redistributions including binaries
- * reproduce the notices in supporting documentation, and (3) all advertising
- * materials mentioning features or use of this software display the following
- * acknowledgement: ``This product includes software developed by the
- * Computer Systems Laboratory at the University of Utah.''
- *
- * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
- * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
- * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * CSL requests users of this software to return to csl-dist@cs.utah.edu any
- * improvements that they make and grant CSL redistribution rights.
- *
- *      Author: Bryan Ford, University of Utah CSL
- */
-
-#include <mach/machine/code16.h>
-
-CODE16
-
-/* XXX */
-void i16_nanodelay(int ns)
-{
-	asm("jmp 1f; 1:");
-	asm("jmp 1f; 1:");
-	asm("jmp 1f; 1:");
-}
-
diff --git a/i386/util/i16/i16_puts.c b/i386/util/i16/i16_puts.c
deleted file mode 100644
index c43a3e1..0000000
--- a/i386/util/i16/i16_puts.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/* 
- * Copyright (c) 1995-1994 The University of Utah and
- * the Computer Systems Laboratory at the University of Utah (CSL).
- * All rights reserved.
- *
- * Permission to use, copy, modify and distribute this software is hereby
- * granted provided that (1) source code retains these copyright, permission,
- * and disclaimer notices, and (2) redistributions including binaries
- * reproduce the notices in supporting documentation, and (3) all advertising
- * materials mentioning features or use of this software display the following
- * acknowledgement: ``This product includes software developed by the
- * Computer Systems Laboratory at the University of Utah.''
- *
- * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
- * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
- * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * CSL requests users of this software to return to csl-dist@cs.utah.edu any
- * improvements that they make and grant CSL redistribution rights.
- *
- *      Author: Bryan Ford, University of Utah CSL
- */
-
-#include <mach/machine/code16.h>
-
-CODE16
-
-void i16_puts(const char *mes)
-{
-	while (*mes)
-		i16_putchar(*mes++);
-	i16_putchar('\n');
-}
-
diff --git a/i386/util/i16/i16_writehex.c b/i386/util/i16/i16_writehex.c
deleted file mode 100644
index 4a1b2af..0000000
--- a/i386/util/i16/i16_writehex.c
+++ /dev/null
@@ -1,57 +0,0 @@
-/* 
- * Copyright (c) 1995-1994 The University of Utah and
- * the Computer Systems Laboratory at the University of Utah (CSL).
- * All rights reserved.
- *
- * Permission to use, copy, modify and distribute this software is hereby
- * granted provided that (1) source code retains these copyright, permission,
- * and disclaimer notices, and (2) redistributions including binaries
- * reproduce the notices in supporting documentation, and (3) all advertising
- * materials mentioning features or use of this software display the following
- * acknowledgement: ``This product includes software developed by the
- * Computer Systems Laboratory at the University of Utah.''
- *
- * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
- * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
- * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * CSL requests users of this software to return to csl-dist@cs.utah.edu any
- * improvements that they make and grant CSL redistribution rights.
- *
- *      Author: Bryan Ford, University of Utah CSL
- */
-
-#include <mach/machine/code16.h>
-
-CODE16
-
-void i16_writehexdigit(unsigned char digit)
-{
-	digit &= 0xf;
-	i16_putchar(digit < 10 ? digit+'0' : digit-10+'A');
-}
-
-void i16_writehexb(unsigned char val)
-{
-	i16_writehexdigit(val >> 4);
-	i16_writehexdigit(val);
-}
-
-void i16_writehexw(unsigned short val)
-{
-	i16_writehexb(val >> 8);
-	i16_writehexb(val);
-}
-
-void i16_writehexl(unsigned long val)
-{
-	i16_writehexw(val >> 16);
-	i16_writehexw(val);
-}
-
-void i16_writehexll(unsigned long long val)
-{
-	i16_writehexl(val >> 32);
-	i16_writehexl(val);
-}
-