pagetable.hh (3809:41f230650d69) pagetable.hh (3826:e35adf01a285)
1/*
2 * Copyright (c) 2006 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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27 *
28 * Authors: Ali Saidi
29 */
30
31#ifndef __ARCH_SPARC_PAGETABLE_HH__
32#define __ARCH_SPARC_PAGETABLE_HH__
33
34#include "arch/sparc/isa_traits.hh"
1/*
2 * Copyright (c) 2006 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

--- 18 unchanged lines hidden (view full) ---

27 *
28 * Authors: Ali Saidi
29 */
30
31#ifndef __ARCH_SPARC_PAGETABLE_HH__
32#define __ARCH_SPARC_PAGETABLE_HH__
33
34#include "arch/sparc/isa_traits.hh"
35#include "base/bitfield.hh"
35#include "base/misc.hh"
36#include "config/full_system.hh"
37
38class Checkpoint;
39
40namespace SparcISA
41{
42struct VAddr

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75 entry = e;
76 type = t;
77 populated = true;
78
79 // If we get a sun4v format TTE, turn it into a sun4u
80 if (type == sun4u)
81 entry4u = entry;
82 else {
36#include "base/misc.hh"
37#include "config/full_system.hh"
38
39class Checkpoint;
40
41namespace SparcISA
42{
43struct VAddr

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76 entry = e;
77 type = t;
78 populated = true;
79
80 // If we get a sun4v format TTE, turn it into a sun4u
81 if (type == sun4u)
82 entry4u = entry;
83 else {
83 uint64_t entry4u = 0;
84 entry4u |= entry & ULL(0x8000000000000000); //valid
85 entry4u |= (entry & 0x3) << 61; //size[1:0]
86 entry4u |= (entry & ULL(0x4000000000000000)) >> 2; //nfo
87 entry4u |= (entry & 0x1000) << 47; //ie
88 //entry4u |= (entry & 0x3F00000000000000) >> 7; //soft2
89 entry4u |= (entry & 0x4) << 48; //size[2]
90 //diag?
91 entry4u |= (entry & ULL(0x0000FFFFFFFFE000)); //paddr
92 entry4u |= (entry & 0x400) >> 5; //cp
93 entry4u |= (entry & 0x200) >> 5; //cv
94 entry4u |= (entry & 0x800) >> 8; //e
95 entry4u |= (entry & 0x100) >> 6; //p
96 entry4u |= (entry & 0x40) >> 5; //w
84 entry4u = 0;
85 entry4u |= mbits(entry,63,63); //valid
86 entry4u |= bits(entry,1,0) << 61; //size[1:0]
87 entry4u |= bits(entry,62,62) << 60; //nfo
88 entry4u |= bits(entry,12,12) << 59; //ie
89 entry4u |= bits(entry,2,2) << 48; //size[2]
90 entry4u |= mbits(entry,39,13); //paddr
91 entry4u |= bits(entry,61,61) << 6;; // locked
92 entry4u |= bits(entry,10,10) << 5; //cp
93 entry4u |= bits(entry,9,9) << 4; //cv
94 entry4u |= bits(entry,11,11) << 3; //e
95 entry4u |= bits(entry,8,8) << 2; //p
96 entry4u |= bits(entry,6,6) << 1; //w
97 }
98 }
99
100 void clear()
101 {
102 populated = false;
103 }
104
105 static int pageSizes[6];
106
107
108 uint64_t operator()() const { assert(populated); return entry4u; }
109 const PageTableEntry &operator=(uint64_t e) { populated = true;
110 entry4u = e; return *this; }
111
112 const PageTableEntry &operator=(const PageTableEntry &e)
113 { populated = true; entry4u = e.entry4u; return *this; }
114
97 }
98 }
99
100 void clear()
101 {
102 populated = false;
103 }
104
105 static int pageSizes[6];
106
107
108 uint64_t operator()() const { assert(populated); return entry4u; }
109 const PageTableEntry &operator=(uint64_t e) { populated = true;
110 entry4u = e; return *this; }
111
112 const PageTableEntry &operator=(const PageTableEntry &e)
113 { populated = true; entry4u = e.entry4u; return *this; }
114
115 bool valid() const { return entry4u & ULL(0x8000000000000000) && populated; }
115 bool valid() const { return bits(entry4u,63,63) && populated; }
116 uint8_t _size() const { assert(populated);
116 uint8_t _size() const { assert(populated);
117 return ((entry4u & 0x6) >> 61) |
118 ((entry4u & ULL(0x000080000000000)) >> 46); }
119 Addr size() const { return pageSizes[_size()]; }
120 bool ie() const { return entry4u >> 59 & 0x1; }
121 Addr pfn() const { assert(populated);
122 return entry4u >> 13 & ULL(0xFFFFFFFFFF); }
123 Addr paddr() const { assert(populated);
124 return entry4u & ULL(0x0000FFFFFFFFE000); }
125 bool locked() const { assert(populated);
126 return entry4u & 0x40; }
127 bool cv() const { assert(populated);
128 return entry4u & 0x10; }
129 bool cp() const { assert(populated);
130 return entry4u & 0x20; }
131 bool priv() const { assert(populated);
132 return entry4u & 0x4; }
133 bool writable() const { assert(populated);
134 return entry4u & 0x2; }
135 bool nofault() const { assert(populated);
136 return entry4u & ULL(0x1000000000000000); }
137 bool sideffect() const { assert(populated);
138 return entry4u & 0x8; }
117 return bits(entry4u, 62,61) |
118 bits(entry4u, 48,48) << 2; }
119 Addr size() const { assert(_size() < 6); return pageSizes[_size()]; }
120 bool ie() const { return bits(entry4u, 59,59); }
121 Addr pfn() const { assert(populated); return bits(entry4u,39,13); }
122 Addr paddr() const { assert(populated); return mbits(entry4u, 39,13);}
123 bool locked() const { assert(populated); return bits(entry4u,6,6); }
124 bool cv() const { assert(populated); return bits(entry4u,4,4); }
125 bool cp() const { assert(populated); return bits(entry4u,5,5); }
126 bool priv() const { assert(populated); return bits(entry4u,2,2); }
127 bool writable() const { assert(populated); return bits(entry4u,1,1); }
128 bool nofault() const { assert(populated); return bits(entry4u,60,60); }
129 bool sideffect() const { assert(populated); return bits(entry4u,3,3); }
139};
140
141struct TlbRange {
142 Addr va;
143 Addr size;
144 int contextId;
145 int partitionId;
146 bool real;

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131
132struct TlbRange {
133 Addr va;
134 Addr size;
135 int contextId;
136 int partitionId;
137 bool real;

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