Changeset 613bc54 in mainline for arch/ppc32/src/exception.S


Ignore:
Timestamp:
2006-04-22T20:11:23Z (19 years ago)
Author:
Martin Decky <martin@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
c118940
Parents:
c7c0b89b
Message:

ppc32: stub for Page Hash Table support

File:
1 edited

Legend:

Unmodified
Added
Removed

  • arch/ppc32/src/exception.S

    rc7c0b89b r613bc54  
    3232.section K_UNMAPPED_TEXT_START, "ax"
    3333
    34 .org 0x100
    35 .global exc_system_reset
    36 exc_system_reset:
    37         b exc_system_reset
    38 
    39 .org 0x200
    40 .global exc_machine_check
    41 exc_machine_check:
    42         b exc_machine_check
    43 
    44 .org 0x300
    45 .global exc_data_storage
    46 exc_data_storage:
    47         b exc_data_storage
    48 
    49 .org 0x380
    50 .global exc_data_segment
    51 exc_data_segment:
    52         b exc_data_segment
    53 
    54 .org 0x400
    55 .global exc_instruction_storage
    56 exc_instruction_storage:
    57         b exc_instruction_storage
    58 
    59 .org 0x480
    60 .global exc_instruction_segment
    61 exc_instruction_segment:
    62         b exc_instruction_segment
    63 
    64 .org 0x500
    65 .global exc_external
    66 exc_external:
    67         b exc_external
    68 
    69 .org 0x600
    70 .global exc_alignment
    71 exc_alignment:
    72         b exc_alignment
    73 
    74 .org 0x700
    75 .global exc_program
    76 exc_program:
    77         b exc_program
    78 
    79 .org 0x800
    80 .global exc_fp_unavailable
    81 exc_fp_unavailable:
    82         b exc_fp_unavailable
    83 
    84 .org 0x900
    85 .global exc_decrementer
    86 exc_decrementer:
     34.macro CONTEXT_STORE
    8735        mtspr sprg1, sp
    8836       
    … …  
    13987        mfxer r3
    14088        stw r3, 144(sp)
     89.endm
     90
     91.org 0x100
     92.global exc_system_reset
     93exc_system_reset:
     94        b exc_system_reset
     95
     96.org 0x200
     97.global exc_machine_check
     98exc_machine_check:
     99        b exc_machine_check
     100
     101.org 0x300
     102.global exc_data_storage
     103exc_data_storage:
     104        CONTEXT_STORE
     105
     106        lis r3, pht_refill@ha
     107        addi r3, r3, pht_refill@l
     108        mtspr srr0, r3
     109       
     110        mfmsr r3
     111        ori r3, r3, (msr_ir | msr_dr)@l
     112        mtspr srr1, r3
     113       
     114        lis r3, iret@ha
     115        addi r3, r3, iret@l
     116        mtlr r3
     117       
     118        addis sp, sp, 0x8000
     119        rfi
     120
     121.org 0x400
     122.global exc_instruction_storage
     123exc_instruction_storage:
     124        b exc_instruction_storage
     125
     126.org 0x480
     127.global exc_instruction_segment
     128exc_instruction_segment:
     129        b exc_instruction_segment
     130
     131.org 0x500
     132.global exc_external
     133exc_external:
     134        b exc_external
     135
     136.org 0x600
     137.global exc_alignment
     138exc_alignment:
     139        b exc_alignment
     140
     141.org 0x700
     142.global exc_program
     143exc_program:
     144        b exc_program
     145
     146.org 0x800
     147.global exc_fp_unavailable
     148exc_fp_unavailable:
     149        b exc_fp_unavailable
     150
     151.org 0x900
     152.global exc_decrementer
     153exc_decrementer:
     154        CONTEXT_STORE   
    141155
    142156        lis r3, exc_dispatch@ha
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