Initial commit of OpenSPARC T2 architecture model.
[OpenSPARC-T2-SAM] / hypervisor / src / greatlakes / huron / src / intr_huron.s
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1/*
2* ========== Copyright Header Begin ==========================================
3*
4* Hypervisor Software File: intr_huron.s
5*
6* Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
7*
8* - Do no alter or remove copyright notices
9*
10* - Redistribution and use of this software in source and binary forms, with
11* or without modification, are permitted provided that the following
12* conditions are met:
13*
14* - Redistribution of source code must retain the above copyright notice,
15* this list of conditions and the following disclaimer.
16*
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18* this list of conditions and the following disclaimer in the
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21* Neither the name of Sun Microsystems, Inc. or the names of contributors
22* may be used to endorse or promote products derived from this software
23* without specific prior written permission.
24*
25* This software is provided "AS IS," without a warranty of any kind.
26* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
27* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
28* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
29* MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
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31* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN
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38* You acknowledge that this software is not designed, licensed or
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40* any nuclear facility.
41*
42* ========== Copyright Header End ============================================
43*/
44/*
45 * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
46 * Use is subject to license terms.
47 */
48
49 .ident "@(#)intr_huron.s 1.1 07/05/03 SMI"
50
51 .file "intr_huron.s"
52
53#include <sys/asm_linkage.h>
54#include <offsets.h>
55#include <intr.h>
56#include <util.h>
57
58
59 ! the mondo starting point.
60 ! %g1 cpup
61 ! %g2 mondo
62 ENTRY_NP(vecintr)
63 cmp %g2, VECINTR_XCALL
64 beq,pt %xcc, cpu_mondo
65 cmp %g2, VECINTR_HVXCALL
66 beq,pt %xcc, hvxcall_mondo
67 cmp %g2, VECINTR_DEV
68 beq,pt %xcc, dev_mondo
69 cmp %g2, VECINTR_NIU_HI
70 ble,pt %xcc, niu_mondo
71 cmp %g2, VECINTR_VDEV
72 bne,pt %xcc, 1f
73 nop
74 HVCALL(vdev_mondo)
75 retry
761:
77#ifdef CONFIG_FPGA
78 cmp %g2, VECINTR_FPGA
79 beq,pt %xcc, fpga_intr
80#endif
81 cmp %g2, VECINTR_SSIERR
82 beq,pt %xcc, ssi_mondo
83 cmp %g2, VECINTR_CPUINERR
84 beq,pt %xcc, cpu_err_rerouted
85 cmp %g2, VECINTR_ERROR_XCALL
86 beq,pt %xcc, cpu_err_rerouted
87 nop
88
89 ! XXX unclaimed interrupt
90 retry
91 SET_SIZE(vecintr)