1 ============
2 CPU Families
3 ============
4
5 This document tries to summarise some of the d
6 and are supported by arch/powerpc.
7
8
9 Book3S (aka sPAPR)
10 ------------------
11
12 - Hash MMU (except 603 and e300)
13 - Radix MMU (POWER9 and later)
14 - Software loaded TLB (603 and e300)
15 - Selectable Software loaded TLB in addition t
16 - Mix of 32 & 64 bit::
17
18 +--------------+ +---------
19 | Old POWER | --------------> | RS64 (th
20 +--------------+ +---------
21 |
22 |
23 v
24 +--------------+ +---------
25 | 601 | --------------> | 603
26 +--------------+ +---------
27 | |
28 | |
29 v v
30 +--------------+ +-----+ +---------
31 | 604 | | 755 | <--- | 750 (
32 +--------------+ +-----+ +---------
33 | |
34 | |
35 v v
36 +--------------+ +---------
37 | 620 (64 bit) | | 740
38 +--------------+ +---------
39 | |
40 | |
41 v v
42 +--------------+ +---------
43 | POWER3/630 | | 741
44 +--------------+ +---------
45 | |
46 | |
47 v v
48 +--------------+ +---------
49 | POWER3+ | | 745
50 +--------------+ +---------
51 | |
52 | |
53 v v
54 +--------------+ +---------
55 | POWER4 | | 745
56 +--------------+ +---------
57 | |
58 | |
59 v v
60 +--------------+ +-------+ +---------
61 | POWER4+ | --> | 970 | | 744
62 +--------------+ +-------+ +---------
63 | | |
64 | | |
65 v v v
66 +--------------+ +-------+ +---------
67 | POWER5 | | 970FX | | 744
68 +--------------+ +-------+ +---------
69 | | |
70 | | |
71 v v v
72 +--------------+ +-------+ +---------
73 | POWER5+ | | 970MP | | e60
74 +--------------+ +-------+ +---------
75 |
76 |
77 v
78 +--------------+
79 | POWER5++ |
80 +--------------+
81 |
82 |
83 v
84 +--------------+ +-------+
85 | POWER6 | <-?-> | Cell |
86 +--------------+ +-------+
87 |
88 |
89 v
90 +--------------+
91 | POWER7 |
92 +--------------+
93 |
94 |
95 v
96 +--------------+
97 | POWER7+ |
98 +--------------+
99 |
100 |
101 v
102 +--------------+
103 | POWER8 |
104 +--------------+
105 |
106 |
107 v
108 +--------------+
109 | POWER9 |
110 +--------------+
111 |
112 |
113 v
114 +--------------+
115 | POWER10 |
116 +--------------+
117
118
119 +---------------+
120 | PA6T (64 bit) |
121 +---------------+
122
123
124 IBM BookE
125 ---------
126
127 - Software loaded TLB.
128 - All 32 bit::
129
130 +--------------+
131 | 440 |
132 +--------------+
133 |
134 |
135 v
136 +--------------+ +----------------+
137 | 450 | --> | BG/P |
138 +--------------+ +----------------+
139 |
140 |
141 v
142 +--------------+
143 | 460 |
144 +--------------+
145 |
146 |
147 v
148 +--------------+
149 | 476 |
150 +--------------+
151
152
153 Motorola/Freescale 8xx
154 ----------------------
155
156 - Software loaded with hardware assist.
157 - All 32 bit::
158
159 +-------------+
160 | MPC8xx Core |
161 +-------------+
162
163
164 Freescale BookE
165 ---------------
166
167 - Software loaded TLB.
168 - e6500 adds HW loaded indirect TLB entries.
169 - Mix of 32 & 64 bit::
170
171 +--------------+
172 | e200 |
173 +--------------+
174
175
176 +--------------------------------+
177 | e500 |
178 +--------------------------------+
179 |
180 |
181 v
182 +--------------------------------+
183 | e500v2 |
184 +--------------------------------+
185 |
186 |
187 v
188 +--------------------------------+
189 | e500mc (Book3e) |
190 +--------------------------------+
191 |
192 |
193 v
194 +--------------------------------+
195 | e5500 (64 bit) |
196 +--------------------------------+
197 |
198 |
199 v
200 +--------------------------------+
201 | e6500 (HW TLB) (Multithreaded) |
202 +--------------------------------+
203
204
205 IBM A2 core
206 -----------
207
208 - Book3E, software loaded TLB + HW loaded indi
209 - 64 bit::
210
211 +--------------+ +----------------+
212 | A2 core | --> | WSP |
213 +--------------+ +----------------+
214 |
215 |
216 v
217 +--------------+
218 | BG/Q |
219 +--------------+
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