c32622575d
Register the new memslot with UV during plug and unregister the memslot during unplug. In addition, release all the device pages during unplug. Signed-off-by: Bharata B Rao <bharata@linux.ibm.com> Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
39 lines
908 B
C
39 lines
908 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Ultravisor API.
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*
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* Copyright 2019, IBM Corporation.
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*
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*/
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#ifndef _ASM_POWERPC_ULTRAVISOR_API_H
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#define _ASM_POWERPC_ULTRAVISOR_API_H
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#include <asm/hvcall.h>
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/* Return codes */
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#define U_BUSY H_BUSY
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#define U_FUNCTION H_FUNCTION
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#define U_NOT_AVAILABLE H_NOT_AVAILABLE
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#define U_P2 H_P2
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#define U_P3 H_P3
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#define U_P4 H_P4
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#define U_P5 H_P5
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#define U_PARAMETER H_PARAMETER
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#define U_PERMISSION H_PERMISSION
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#define U_SUCCESS H_SUCCESS
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/* opcodes */
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#define UV_WRITE_PATE 0xF104
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#define UV_RETURN 0xF11C
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#define UV_ESM 0xF110
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#define UV_REGISTER_MEM_SLOT 0xF120
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#define UV_UNREGISTER_MEM_SLOT 0xF124
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#define UV_PAGE_IN 0xF128
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#define UV_PAGE_OUT 0xF12C
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#define UV_SHARE_PAGE 0xF130
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#define UV_UNSHARE_PAGE 0xF134
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#define UV_UNSHARE_ALL_PAGES 0xF140
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#define UV_PAGE_INVAL 0xF138
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#endif /* _ASM_POWERPC_ULTRAVISOR_API_H */
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