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1 | \ ========== Copyright Header Begin ========================================== |
2 | \ | |
3 | \ Hypervisor Software File: niu-nexus.tok | |
4 | \ | |
5 | \ Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. | |
6 | \ | |
7 | \ - Do no alter or remove copyright notices | |
8 | \ | |
9 | \ - Redistribution and use of this software in source and binary forms, with | |
10 | \ or without modification, are permitted provided that the following | |
11 | \ conditions are met: | |
12 | \ | |
13 | \ - Redistribution of source code must retain the above copyright notice, | |
14 | \ this list of conditions and the following disclaimer. | |
15 | \ | |
16 | \ - Redistribution in binary form must reproduce the above copyright notice, | |
17 | \ this list of conditions and the following disclaimer in the | |
18 | \ documentation and/or other materials provided with the distribution. | |
19 | \ | |
20 | \ Neither the name of Sun Microsystems, Inc. or the names of contributors | |
21 | \ may be used to endorse or promote products derived from this software | |
22 | \ without specific prior written permission. | |
23 | \ | |
24 | \ This software is provided "AS IS," without a warranty of any kind. | |
25 | \ ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, | |
26 | \ INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A | |
27 | \ PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN | |
28 | \ MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR | |
29 | \ ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR | |
30 | \ DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN | |
31 | \ OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR | |
32 | \ FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE | |
33 | \ DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, | |
34 | \ ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF | |
35 | \ SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. | |
36 | \ | |
37 | \ You acknowledge that this software is not designed, licensed or | |
38 | \ intended for use in the design, construction, operation or maintenance of | |
39 | \ any nuclear facility. | |
40 | \ | |
41 | \ ========== Copyright Header End ============================================ | |
42 | id: @(#)niu-nexus.tok 1.1 07/01/23 | |
43 | purpose: | |
44 | copyright: Copyright 2007 Sun Microsystems, Inc. All Rights Reserved | |
45 | copyright: Use is subject to license terms. | |
46 | ||
47 | fcode-version3 | |
48 | ||
49 | headerless | |
50 | ||
51 | fload ${BP}/dev/utilities/misc.fth | |
52 | fload ${BP}/dev/utilities/shifter.fth | |
53 | fload ${BP}/dev/utilities/cif.fth | |
54 | fload ${BP}/dev/sun4v-devices/utilities/property-access.fth | |
55 | ||
56 | h# 2000 value pagesize | |
57 | alias mmu-pagesize pagesize | |
58 | ||
59 | \ Where we find the bootprom driver resources. | |
60 | : builtin-drivers " SUNW,builtin-drivers" ; | |
61 | ||
62 | defer claim 0 " claim" do-cif is claim | |
63 | defer release 0 " release" do-cif is release | |
64 | ||
65 | external | |
66 | ||
67 | : dma-alloc ( size -- vaddr ) mmu-pagesize over max swap 0 claim ; | |
68 | : dma-free ( vaddr size -- ) swap release ; | |
69 | : dma-sync ( virt-addr dev-addr size -- ) 3drop ; | |
70 | : dma-map-in ( virt size cache? -- dma-virt ) 2drop >physical drop ; | |
71 | : dma-map-out ( virt dma-virt size -- ) 3drop ; | |
72 | ||
73 | : map-in ( phys.lo phys.hi len -- vaddr ) | |
74 | \ The following code assumes that there are only | |
75 | \ two entries in the 'ranges' property: one for | |
76 | \ port 0 with a register base of 0x81.0000.0000 | |
77 | \ and one for port 1 with a register base of | |
78 | \ 0x81.0200.0000. If the 'ranges' property | |
79 | \ ever changes, this code will have to be updated | |
80 | >r if h# 2000000 + then h# 80000081 0 lxjoin r> | |
81 | " map-in" $call-parent | |
82 | ; | |
83 | ||
84 | : map-out ( vaddr len -- ) " map-out" $call-parent ; | |
85 | ||
86 | " niu" encode-string " name" property | |
87 | ||
88 | external | |
89 | ||
90 | 2 encode-int " #address-cells" property | |
91 | 2 encode-int " #size-cells" property | |
92 | " compatible" make-prop drop | |
93 | " device-type" required-prop drop encode-string " device_type" property | |
94 | ||
95 | : enx+ ( xdr,len x -- xdr,len ) xlsplit swap >r en+ r> en+ ; | |
96 | ||
97 | : parse-int ( adr len -- pa.hi ) parse-2int nip ; | |
98 | ||
99 | : encode-unit ( pa.lo pa.hi -- adr,len ) | |
100 | nip | |
101 | push-hex | |
102 | <# u#s u#> | |
103 | pop-base | |
104 | ; | |
105 | ||
106 | : decode-unit ( adr len -- pa.lo pa.hi ) | |
107 | parse-int 0 swap | |
108 | ; | |
109 | ||
110 | : open true ; | |
111 | : close ; | |
112 | ||
113 | 0 0 encode-bytes | |
114 | 0 my-space lxjoin enx+ 0 enx+ \ cfg-handle | |
115 | " reg" property | |
116 | ||
117 | \ 'ranges' property has two entries, one for each port: | |
118 | \ 00000000 00000000 80000081 00000000 00000000 05008000 | |
119 | \ 00000001 00000000 80000081 02000000 00000000 05008000 | |
120 | 0 encode-int 0 en+ h# 80000081 en+ 0 en+ 0 en+ h# 5008000 en+ | |
121 | 1 en+ 0 en+ h# 80000081 en+ h# 2000000 en+ 0 en+ h# 5008000 en+ | |
122 | " ranges" property | |
123 | ||
124 | : builtin-drivers ( -- str$ ) | |
125 | " /packages/SUNW,builtin-drivers" | |
126 | ; | |
127 | ||
128 | : builtin-phandle@ ( -- phandle true | false ) | |
129 | builtin-drivers find-package | |
130 | ; | |
131 | ||
132 | : start-port-node ( port -- ) 0 swap encode-unit 0 0 2swap new-device set-args ; | |
133 | ||
134 | : probe-network-nodes ( -- ) | |
135 | my-node ( node ) | |
136 | begin ( node ) | |
137 | " network" md-find-node ?dup ( node true | false ) | |
138 | while ( node ) | |
139 | dup " port" ascii v md-find-prop ( node prop ) | |
140 | md-decode-prop drop ( node port ) | |
141 | start-port-node ( node ) | |
142 | dup " compatible" -1 md-find-prop ( node prop ) | |
143 | md-decode-prop drop decode-string 2swap 2drop builtin-phandle@ drop find-method if ( node acf| ) | |
144 | catch if ( node ) | |
145 | cmn-warn[ " Problem attaching siu child driver" ]cmn-end | |
146 | then ( node ) | |
147 | then ( node ) | |
148 | finish-device ( node ) | |
149 | repeat ( node ) | |
150 | ; | |
151 | ||
152 | probe-network-nodes | |
153 | ||
154 | end0 |