cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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cpu_families.rst (6315B)

      1============
      2CPU Families
      3============
      4
      5This document tries to summarise some of the different cpu families that exist
      6and are supported by arch/powerpc.
      7
      8
      9Book3S (aka sPAPR)
     10------------------
     11
     12- Hash MMU (except 603 and e300)
     13- Software loaded TLB (603 and e300)
     14- Selectable Software loaded TLB in addition to hash MMU (755, 7450, e600)
     15- Mix of 32 & 64 bit::
     16
     17   +--------------+                 +----------------+
     18   |  Old POWER   | --------------> | RS64 (threads) |
     19   +--------------+                 +----------------+
     20          |
     21          |
     22          v
     23   +--------------+                 +----------------+      +------+
     24   |     601      | --------------> |      603       | ---> | e300 |
     25   +--------------+                 +----------------+      +------+
     26          |                                 |
     27          |                                 |
     28          v                                 v
     29   +--------------+    +-----+      +----------------+      +-------+
     30   |     604      |    | 755 | <--- |    750 (G3)    | ---> | 750CX |
     31   +--------------+    +-----+      +----------------+      +-------+
     32          |                                 |                   |
     33          |                                 |                   |
     34          v                                 v                   v
     35   +--------------+                 +----------------+      +-------+
     36   | 620 (64 bit) |                 |      7400      |      | 750CL |
     37   +--------------+                 +----------------+      +-------+
     38          |                                 |                   |
     39          |                                 |                   |
     40          v                                 v                   v
     41   +--------------+                 +----------------+      +-------+
     42   |  POWER3/630  |                 |      7410      |      | 750FX |
     43   +--------------+                 +----------------+      +-------+
     44          |                                 |
     45          |                                 |
     46          v                                 v
     47   +--------------+                 +----------------+
     48   |   POWER3+    |                 |      7450      |
     49   +--------------+                 +----------------+
     50          |                                 |
     51          |                                 |
     52          v                                 v
     53   +--------------+                 +----------------+
     54   |    POWER4    |                 |      7455      |
     55   +--------------+                 +----------------+
     56          |                                 |
     57          |                                 |
     58          v                                 v
     59   +--------------+     +-------+   +----------------+
     60   |   POWER4+    | --> |  970  |   |      7447      |
     61   +--------------+     +-------+   +----------------+
     62          |                 |               |
     63          |                 |               |
     64          v                 v               v
     65   +--------------+     +-------+   +----------------+
     66   |    POWER5    |     | 970FX |   |      7448      |
     67   +--------------+     +-------+   +----------------+
     68          |                 |               |
     69          |                 |               |
     70          v                 v               v
     71   +--------------+     +-------+   +----------------+
     72   |   POWER5+    |     | 970MP |   |      e600      |
     73   +--------------+     +-------+   +----------------+
     74          |
     75          |
     76          v
     77   +--------------+
     78   |   POWER5++   |
     79   +--------------+
     80          |
     81          |
     82          v
     83   +--------------+       +-------+
     84   |    POWER6    | <-?-> | Cell  |
     85   +--------------+       +-------+
     86          |
     87          |
     88          v
     89   +--------------+
     90   |    POWER7    |
     91   +--------------+
     92          |
     93          |
     94          v
     95   +--------------+
     96   |   POWER7+    |
     97   +--------------+
     98          |
     99          |
    100          v
    101   +--------------+
    102   |    POWER8    |
    103   +--------------+
    104
    105
    106   +---------------+
    107   | PA6T (64 bit) |
    108   +---------------+
    109
    110
    111IBM BookE
    112---------
    113
    114- Software loaded TLB.
    115- All 32 bit::
    116
    117   +--------------+
    118   |     401      |
    119   +--------------+
    120          |
    121          |
    122          v
    123   +--------------+
    124   |     403      |
    125   +--------------+
    126          |
    127          |
    128          v
    129   +--------------+
    130   |     405      |
    131   +--------------+
    132          |
    133          |
    134          v
    135   +--------------+
    136   |     440      |
    137   +--------------+
    138          |
    139          |
    140          v
    141   +--------------+     +----------------+
    142   |     450      | --> |      BG/P      |
    143   +--------------+     +----------------+
    144          |
    145          |
    146          v
    147   +--------------+
    148   |     460      |
    149   +--------------+
    150          |
    151          |
    152          v
    153   +--------------+
    154   |     476      |
    155   +--------------+
    156
    157
    158Motorola/Freescale 8xx
    159----------------------
    160
    161- Software loaded with hardware assist.
    162- All 32 bit::
    163
    164   +-------------+
    165   | MPC8xx Core |
    166   +-------------+
    167
    168
    169Freescale BookE
    170---------------
    171
    172- Software loaded TLB.
    173- e6500 adds HW loaded indirect TLB entries.
    174- Mix of 32 & 64 bit::
    175
    176   +--------------+
    177   |     e200     |
    178   +--------------+
    179
    180
    181   +--------------------------------+
    182   |              e500              |
    183   +--------------------------------+
    184                   |
    185                   |
    186                   v
    187   +--------------------------------+
    188   |             e500v2             |
    189   +--------------------------------+
    190                   |
    191                   |
    192                   v
    193   +--------------------------------+
    194   |        e500mc (Book3e)         |
    195   +--------------------------------+
    196                   |
    197                   |
    198                   v
    199   +--------------------------------+
    200   |          e5500 (64 bit)        |
    201   +--------------------------------+
    202                   |
    203                   |
    204                   v
    205   +--------------------------------+
    206   | e6500 (HW TLB) (Multithreaded) |
    207   +--------------------------------+
    208
    209
    210IBM A2 core
    211-----------
    212
    213- Book3E, software loaded TLB + HW loaded indirect TLB entries.
    214- 64 bit::
    215
    216   +--------------+     +----------------+
    217   |   A2 core    | --> |      WSP       |
    218   +--------------+     +----------------+
    219           |
    220           |
    221           v
    222   +--------------+
    223   |     BG/Q     |
    224   +--------------+