107 lines
4.6 KiB
C
107 lines
4.6 KiB
C
/*
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* This file is part of the COMROGUE Operating System for Raspberry Pi
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*
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* Copyright (c) 2013, Eric J. Bowersox / Erbosoft Enterprises
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* All rights reserved.
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*
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* This program is free for commercial and non-commercial use as long as the following conditions are
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* adhered to.
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*
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* Copyright in this file remains Eric J. Bowersox and/or Erbosoft, and as such any copyright notices
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* in the code are not to be removed.
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*
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* Redistribution and use in source and binary forms, with or without modification, are permitted
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* provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this list of conditions and
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* the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and
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* the following disclaimer in the documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* "Raspberry Pi" is a trademark of the Raspberry Pi Foundation.
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*/
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#ifndef __SCODE_H_INCLUDED
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#define __SCODE_H_INCLUDED
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#include <comrogue/types.h>
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/*-------------------------------------------------------------------
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* Status codes are defined as follows:
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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* |S| Facility | Code |
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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* 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 9 8 7 6 5 4 3 2 1 0
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* 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
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*
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* S = Severity: 0 = success, 1 = error
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* Facility = Facility code
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* Code = Specific error code
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*-------------------------------------------------------------------
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*/
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/* Severity codes */
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#define SEVERITY_SUCCESS 0x00000000
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#define SEVERITY_ERROR 0x80000000
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/* Facility codes - compatible with M$ */
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#define FACILITY_NULL 0
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#define FACILITY_STORAGE 3
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#define FACILITY_ITF 4
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#define FACILITY_COMROGUE 7
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#define FACILITY_STRFORMAT 0x333
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#define FACILITY_MEMMGR 0x601
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#ifndef __ASM__
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#include <comrogue/types.h>
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#define SUCCEEDED(s) (((s) & SEVERITY_ERROR) == 0)
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#define FAILED(s) (((s) & SEVERITY_ERROR) != 0)
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#define SCODE_FACILITY(s) (((s) >> 16) & 0x7FFF)
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#define SCODE_CODE(s) ((s) & 0xFFFF)
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#define MAKE_SCODE(sev, fac, err) ((SCODE)((sev) | (((fac) & 0x7FFF) << 16) | ((err) & 0xFFFF)))
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#define SCODE_CAST(x) ((SCODE)(x))
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#else
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#define SCODE_CAST(x) x
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#endif /* __ASM__ */
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/* Basic success codes */
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#define S_OK SCODE_CAST(0x00000000) /* OK return */
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#define S_FALSE SCODE_CAST(0x00000001) /* "False" return */
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/* Basic error codes */
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#define E_NOTIMPL SCODE_CAST(0x80000001) /* not implemented */
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#define E_OUTOFMEMORY SCODE_CAST(0x80000002) /* out of memory */
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#define E_INVALIDARG SCODE_CAST(0x80000003) /* invalid argument */
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#define E_NOINTERFACE SCODE_CAST(0x80000004) /* no such interface */
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#define E_POINTER SCODE_CAST(0x80000005) /* invalid pointer */
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#define E_HANDLE SCODE_CAST(0x80000006) /* invalid handle */
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#define E_ABORT SCODE_CAST(0x80000007) /* aborted operation */
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#define E_FAIL SCODE_CAST(0x80000008) /* unspecified failure */
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#define E_ACCESSDENIED SCODE_CAST(0x80000009) /* access denied */
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#define E_PENDING SCODE_CAST(0x8000000A) /* data not yet available */
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#define E_UNEXPECTED SCODE_CAST(0x8000FFFF) /* unexpected error */
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/* Memory manager error codes */
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#define MEMMGR_E_NOPGTBL SCODE_CAST(0x86010001) /* no page tables available */
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#define MEMMGR_E_BADTTBFLG SCODE_CAST(0x86010002) /* bad TTB flags encountered */
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#define MEMMGR_E_COLLIDED SCODE_CAST(0x86010003) /* memory mapping collided */
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#define MEMMGR_E_ENDTTB SCODE_CAST(0x86010004) /* tried to "walk off" end of TTB */
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#endif /* __SCODE_H_INCLUDED */
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