openbios/fcode-utils/toke/examples/display.fs

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• Hash : 837b7737
  Author :
  Date : 2006-08-18T09:07:34
  

  moving fcode suite to an extra directory git-svn-id: svn://coreboot.org/openbios/fcode-utils@74 f158a5a8-5612-0410-a976-696ce0be7e32

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• toke/examples/display.fs

• \ Basic display device driver
  \ This version doesn't use the graphics accelerator because of conflicts
  \ with the window system's use of same.
  
  fcode-version2
  
  hex
  
  " INTL,cgsix"     name
  " INTL,501-xxxx"  model
  
  h# 20.0000 constant dac-offset  h#      10 constant /dac
  h# 30.0000 constant fhc-offset  h#      10 constant /fhc
  h# 30.1800 constant thc-offset  h#      20 constant /thc
  h# 70.0000 constant fbc-offset  h#      10 constant /fbc
  h# 70.1000 constant tec-offset  h#      10 constant /tec
  h# 80.0000 constant fb-offset   h# 10.0000 constant /frame
  
  : >reg-spec ( offset size -- encoded-reg )
     >r 0 my-address d+ my-space encode-phys 0 encode-int encode+
     r> encode-int encode+
  ;
  
  0 0 >reg-spec                         \ Configuration space registers
  dac-offset /dac >reg-spec    encode+
  fhc-offset /fhc >reg-spec    encode+
  thc-offset /thc >reg-spec    encode+
  fbc-offset /fbc >reg-spec    encode+
  tec-offset /tec >reg-spec    encode+
  fb-offset  /frame >reg-spec  encode+
  " reg" property
  
  fcode-end
  

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