Initial commit of OpenSPARC T2 architecture model.

[OpenSPARC-T2-SAM] / obp / obp / pkg / keyboard / headers.fth

\ ========== Copyright Header Begin ==========================================
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\ Hypervisor Software File: headers.fth
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\ ========== Copyright Header End ============================================
\ id: @(#)headers.fth 1.6 99/02/17
\ purpose: 
\ copyright: Copyright 1997 Sun Microsystems, Inc.  All Rights Reserved
\
\ This is the data that the keyboard dropin will contain..
\
headerless

1 constant table-encoding
2 constant diff-encoding
3 constant alias-encoding

struct \ kbd-table-header
  d#   2 field >kbd-data-size
  d#   1 field >kbd-country-len
  d#   0 field >kbd-country
constant /kbd-table-header

struct \ kbd-dropin
  d# 4 field >kbd-di-magic
  d# 1 field >kbd-di-default
  d# 0 field >kbd-di-data
constant /kbd-dropin

\
\ These routines take into account the variable size of the keyboard name
\
: >kbd-type   ( addr -- addr' ) dup >kbd-country-len c@ swap >kbd-country + ;
: >kbd-coding ( addr -- addr' ) >kbd-type 1+ ;
: >kbd-alias  ( addr -- addr' ) >kbd-coding 1+ ;
: >kbd-alias-data  ( addr -- addr' ) >kbd-alias 1+ ;
: >kbd-data   ( addr -- addr' ) >kbd-coding 1+ ;

h# 20 instance buffer: current-kbd

headerless
\ Identification code returned from keyboard
instance variable keybid

: >kbd-name ( adr,len -- )
  current-kbd swap	( adr buf len )
  2dup + 0 swap c!	( adr buf len )
  cmove			( -- )
;