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\ Hypervisor Software File: gmii-h.fth
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id: @(#) gmii-h.fth 1.2 03/08/23
purpose: Ethernet PHY GMII register access routines and bit-fields.
copyright: Copyright 1999-2003 Sun Microsystems, Inc. All Rights Reserved.
copyright: Use is subject to license terms.

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\ GMII 1000Base-T Control Register definitions
h#  100  constant  gcr.1000bt-hdx    \ Advertise 1000Base-T HDX
h#  200  constant  gcr.1000bt-fdx    \ Advertise 1000Base-T FDX
h#  800  constant  gcr.ms-cfg-value  \ Master/Salve 1000Base-T link clock value
h# 1000  constant  gcr.ms-cfg-enable \ Master/Slave 1000Base-T link clock enable

\ GMII 1000Base-T Status Register definitions
h#  400  constant  gsr.lp-1000hdx        \ Link Partner 1000Base-T HDX capable
h#  800  constant  gsr.lp-1000fdx        \ Link Partner 1000Base-T FDX capable
h# 1000  constant  gsr.remote-rx-status  \ Remote receiver status
h# 2000  constant  gsr.local-rx-status   \ Local Receiver status
h# 4000  constant  gsr.ms-cfg-resolution \ Master/Slave link-clk cfg resolution
h# 8000  constant  gsr.ms-cfg-fault      \ Master/Salve link-clk cfg fault

\ GMII Extended Status Register definitions
h# 2000  constant  esr.1000bt-fdx     \ 1000Base-T FDX capable
h# 1000  constant  esr.1000bt-hdx     \ 1000Base-T HDX capable

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\ 1000 Base-T Control Register
: phy-1000-cr@  ( -- data )   9 phy@  ;
: phy-1000-cr!  ( data -- )   9 phy!  ;

\ 1000 Base-T Status Register
: phy-1000-sr@  ( -- data )   h# a phy@ ; 

\ Extended Status register
: phy-esr@  ( -- data )   h# f phy@ ;

: gmii-phy? ( -- flag )
   phy-sr@ physr.ext-status and  0<>
; 

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