Changeset 3013e18 in rtems


Ignore:
Timestamp:
12/02/97 16:27:15 (25 years ago)
Author:
Jennifer Averett <Jennifer.Averett@…>
Branches:
4.10, 4.11, 4.8, 4.9, 5, master
Children:
744df795
Parents:
bfad6e2
Message:

Modified SPARC to PowerPC. Modified specific requirements to be
for the PowerPC instead of the SPARC.

Location:
doc/supplements/powerpc
Files:
2 edited

Legend:

Unmodified
Added
Removed

  • doc/supplements/powerpc/bsp.t

    rbfad6e2 r3013e18  
    7676enabled.
    7777
    78 If this SPARC implementation supports on-chip caching
     78If this PowerPC implementation supports on-chip caching
    7979and this is to be utilized, then it should be enabled during the
    8080reset application initialization code.
    … …  
    8484Applications User's Manual for the reset code
    8585which is executed before the call to
    86 rtems_initialize executive, the SPARC version has the following
     86rtems_initialize executive, the PowrePC version has the following
    8787specific requirements:
    8888
    8989@itemize @bullet
    90 @item Must leave the S bit of the status register set so that
    91 the SPARC remains in the supervisor state.
     90@item Must leave the PR bit of the machine state register set so that
     91the PowerPC remains in the supervisor state.
    9292
    9393@item Must set stack pointer (sp) such that a minimum stack
    … …  
    9595rtems_initialize executive directive.
    9696
    97 @item Must disable all external interrupts (i.e. set the pil
    98 to 15).
     97@item Must disable all external interrupts (i.e. clear the EI (EE)
     98bit of the machine state register).
    9999
    100100@item Must enable traps so window overflow and underflow
    101101conditions can be properly handled.
    102102
    103 @item Must initialize the SPARC's initial trap table with at
     103@item Must initialize the PowerPC's initial trap table with at
    104104least trap handlers for register window overflow and register
    105105window underflow.

  • doc/supplements/powerpc/bsp.texi

    rbfad6e2 r3013e18  
    7676enabled.
    7777
    78 If this SPARC implementation supports on-chip caching
     78If this PowerPC implementation supports on-chip caching
    7979and this is to be utilized, then it should be enabled during the
    8080reset application initialization code.
    … …  
    8484Applications User's Manual for the reset code
    8585which is executed before the call to
    86 rtems_initialize executive, the SPARC version has the following
     86rtems_initialize executive, the PowrePC version has the following
    8787specific requirements:
    8888
    8989@itemize @bullet
    90 @item Must leave the S bit of the status register set so that
    91 the SPARC remains in the supervisor state.
     90@item Must leave the PR bit of the machine state register set so that
     91the PowerPC remains in the supervisor state.
    9292
    9393@item Must set stack pointer (sp) such that a minimum stack
    … …  
    9595rtems_initialize executive directive.
    9696
    97 @item Must disable all external interrupts (i.e. set the pil
    98 to 15).
     97@item Must disable all external interrupts (i.e. clear the EI (EE)
     98bit of the machine state register).
    9999
    100100@item Must enable traps so window overflow and underflow
    101101conditions can be properly handled.
    102102
    103 @item Must initialize the SPARC's initial trap table with at
     103@item Must initialize the PowerPC's initial trap table with at
    104104least trap handlers for register window overflow and register
    105105window underflow.
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