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diff --git a/misc/test_vm/src/geekos/segment.c b/misc/test_vm/src/geekos/segment.c
deleted file mode 100644
index 4e83db0..0000000
--- a/misc/test_vm/src/geekos/segment.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * General data structures and routines for segmentation
- * Copyright (c) 2001, David H. Hovemeyer <daveho@cs.umd.edu>
- * $Revision: 1.1 $
- * 
- * This is free software.  You are permitted to use,
- * redistribute, and modify it as specified in the file "COPYING".
- */
-
-/*
- * Source: _Protected Mode Software Architecture_ by Tom Shanley,
- * ISBN 020155447X.
- */
-
-#include <geekos/kassert.h>
-#include <geekos/string.h>
-#include <geekos/tss.h>
-#include <geekos/segment.h>
-
-static __inline__ void Set_Size_And_Base_Pages(
-    struct Segment_Descriptor* desc,
-    ulong_t baseAddr,
-    ulong_t numPages
-)
-{
-    /*
-     * There are 20 bits in the size fields of a segment descriptor.
-     * The maximum possible value is thus 0xFFFFF, which in terms of
-     * pages is one page less than 4GB.  So, I conclude that the
-     * number of pages in the segment is one greater than the
-     * value specified in the descriptor.
-     */
-    KASSERT(numPages > 0);
-    numPages -= 1;
-
-    desc->sizeLow     = numPages & 0xFFFF;
-    desc->sizeHigh    = (numPages >> 16) & 0x0F;
-    desc->baseLow     = baseAddr & 0xFFFFFF;
-    desc->baseHigh    = (baseAddr >> 24) & 0xFF;
-    desc->granularity = 1;  /* size in pages */
-}
-
-static __inline__ void Set_Size_And_Base_Bytes(
-    struct Segment_Descriptor* desc,
-    ulong_t baseAddr,
-    ulong_t numBytes
-)
-{
-    desc->sizeLow     = numBytes & 0xFFFF;
-    desc->sizeHigh    = (numBytes >> 16) & 0x0F;
-    desc->baseLow     = baseAddr & 0xFFFFFF;
-    desc->baseHigh    = (baseAddr >> 24) & 0xFF;
-    desc->granularity = 0;  /* size in bytes */
-}
-
-/*
- * Initialize an unused segment descriptor.
- */
-void Init_Null_Segment_Descriptor(struct Segment_Descriptor* desc)
-{
-    memset(desc, '\0', sizeof(*desc));
-}
-
-/*
- * Initialize a code segment descriptor.
- */
-void Init_Code_Segment_Descriptor(
-    struct Segment_Descriptor* desc,
-    ulong_t baseAddr,
-    ulong_t numPages,
-    int privilegeLevel
-)
-{
-    KASSERT(privilegeLevel >= 0 && privilegeLevel <= 3);
-
-    Set_Size_And_Base_Pages(desc, baseAddr, numPages);
-    desc->type     = 0x0A;   /* 1010b: code, !conforming, readable, !accessed */
-    desc->system   = 1;
-    desc->dpl      = privilegeLevel;
-    desc->present  = 1;
-    desc->reserved = 0;
-    desc->dbBit    = 1;  /* 32 bit code segment */
-}
-
-/*
- * Initialize a data segment descriptor.
- */
-void Init_Data_Segment_Descriptor(
-    struct Segment_Descriptor* desc,
-    ulong_t baseAddr,
-    ulong_t numPages,
-    int privilegeLevel
-)
-{
-    KASSERT(privilegeLevel >= 0 && privilegeLevel <= 3);
-
-    Set_Size_And_Base_Pages(desc, baseAddr, numPages);
-    desc->type     = 0x02;  /* 0010b: data, expand-up, writable, !accessed */
-    desc->system   = 1;
-    desc->dpl      = privilegeLevel;
-    desc->present  = 1;
-    desc->reserved = 0;
-    desc->dbBit    = 1;  /* 32 bit operands */
-}
-
-/*
- * Initialize a TSS descriptor.
- */
-void Init_TSS_Descriptor(struct Segment_Descriptor* desc, struct TSS* theTSS)
-{
-    Set_Size_And_Base_Bytes(desc, (ulong_t) theTSS, sizeof(struct TSS));
-    desc->type     = 0x09;  /* 1001b: 32 bit, !busy */
-    desc->system   = 0;
-    desc->dpl      = 0;
-    desc->present  = 1;
-    desc->reserved = 0;
-    desc->dbBit    = 0;  /* must be 0 in TSS */
-}
-
-/*
- * Initialize an LDT (Local Descriptor Table) descriptor.
- */
-void Init_LDT_Descriptor(
-    struct Segment_Descriptor* desc,
-    struct Segment_Descriptor theLDT[],
-    int numEntries
-)
-{
-    Set_Size_And_Base_Bytes(
-	desc, (ulong_t) theLDT, sizeof(struct Segment_Descriptor) * numEntries);
-
-    desc->type     = 0x02;  /* 0010b */
-    desc->system   = 0;
-    desc->dpl      = 0;
-    desc->present  = 1;
-    desc->reserved = 0;
-    desc->dbBit    = 0;
-}