| 1 | /*
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| 2 | * Copyright (c) 2009 Pavel Rimsky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup sparc64
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| 30 | * @{
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| 31 | */
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| 32 | /**
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| 33 | * @file
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| 34 | * @brief Various sun4v-specific macros.
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| 35 | */
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| 36 |
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| 37 | #ifndef KERN_sparc64_sun4v_ARCH_H_
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| 38 | #define KERN_sparc64_sun4v_ARCH_H_
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| 39 |
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| 40 | /* scratch pad registers ASI */
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| 41 | #define ASI_SCRATCHPAD 0x20
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| 42 |
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| 43 | /*
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| 44 | * Assignment of scratchpad register virtual addresses. The same convention is
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| 45 | * used by both Linux and Solaris.
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| 46 | */
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| 47 |
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| 48 | /* register where the address of the MMU fault status area will be stored */
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| 49 | #define SCRATCHPAD_MMU_FSA 0x00
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| 50 |
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| 51 | /* register where the CPUID will be stored */
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| 52 | #define SCRATCHPAD_CPUID 0x08
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| 53 |
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| 54 | /* register where the kernel stack address will be stored */
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| 55 | #define SCRATCHPAD_KSTACK 0x10
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| 56 |
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| 57 | /* register where the userspace window buffer address will be stored */
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| 58 | #define SCRATCHPAD_WBUF 0x18
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| 59 |
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| 60 | //MH - remove when cpu.h is forked
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| 61 | #define ASI_NUCLEUS_QUAD_LDD 0x24 /** ASI for 16-byte atomic loads. */
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| 62 | #define ASI_DCACHE_TAG 0x47 /** ASI D-Cache Tag. */
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| 63 | #define ASI_ICBUS_CONFIG 0x4a /** ASI of the UPA_CONFIG/FIREPLANE_CONFIG register. */
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| 64 |
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| 65 | #endif
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| 66 |
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| 67 | /** @}
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| 68 | */
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