📄 mp3_def.h
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;-----------------------------------------------------------
; The following program will decoding MP3 bitstream
; by S/W Algorithm
; File Name: def_mp3.h
; copyright jj,Park 1999.2.7
;
; index_ indicates INdex of RPDx
; _G indicates Grobal value
; _L indicates Local value
;-----------------------------------------------------------
.ifndef _MP3_DEF_H
_MP3_DEF_H .equ 1
EQUALIZER_MODE equ 1
//SAVE_PCMSAMPLE equ 1
CALMADM2: equ 1
PtrLongSize: equ 1
//OUTPUT_8CH: .equ 1
//OUTPUT_6CH: .equ 1
OUTPUT_2CH: equ 1
TestMode equ 1
//LRMonoOff: equ 1
// adjust offset range ///////////////////////////////////////
MacXOffset equ 0x0
MacYOffset equ 0x8000
XOffset_0x400Ailgn equ 1 //XOffset 0x0,0x400,0x800,0xc00.... -> 1
// 0x200,0x600,0xa00,0xe00.... -> 0
//////////////////////////////////////////////////////////////
.if(XOffset_0x400Ailgn)
StartReadPointer equ (MacXOffset*2)+0x4000
MainDataStart equ (MacXOffset*2)+0x3800
MainDataEnd equ (MacXOffset*2)+0x4000
BitstreamStart equ (MacXOffset*2)+0x4000
BitstreamEnd equ (MacXOffset*2)+0x4800
CBitstreamEnd equ (MacXOffset*2)+0x204800
.else
StartReadPointer equ (MacXOffset*2)+0x4000+0x400
MainDataStart equ (MacXOffset*2)+0x3800+0x400
MainDataEnd equ (MacXOffset*2)+0x4000+0x400
BitstreamStart equ (MacXOffset*2)+0x4000+0x400
BitstreamEnd equ (MacXOffset*2)+0x4800+0x400
CBitstreamEnd equ (MacXOffset*2)+0x204800+0x400
.endif
FetchMASK equ 0x7ff
SyncMASK equ 0xf7ff
XMEM_BASE_L3_1 equ MacXOffset+0x0000
.if(XOffset_0x400Ailgn)
XMEM_BASE_L3_2 equ (MacXOffset*2)+0x204BA0
.else
XMEM_BASE_L3_2 equ (MacXOffset*2)+0x204BA0+0x400
.endif
XMEM_BASE_L3_3 equ MacXOffset+0x1c00
XMEM_BASE_L12_1 equ MacXOffset+0x0848
XMEM_BASE_L12_2 equ MacXOffset+0x1b60
XMEM_BASE_L12_3 equ MacXOffset+0x2500
YMEM_BASE_L3_1 equ MacYOffset+0x0000
YMEM_BASE_L3_2 equ MacYOffset+0x0b20
YMEM_BASE_L3_3 equ MacYOffset+0x1000
YMEM_BASE_L12_1 equ MacYOffset+0x1c10
YMEM_BASE_L12_2 equ MacYOffset+0x1b00
YMEM_BASE_L12_3 equ MacYOffset+0x1b70
YMEM_TBL_L3_1 equ 0xd000+0x6000
YMEM_TBL_L3_2 equ 0xf160+0x6000
YMEM_TBL_L3_3 equ 0x10000+0x6000
YMEM_TBL_L12_1 equ 0x13000+0x6000
YMEM_TBL_L12_2 equ 0x12400+0x6000-0x300
YMEM_TBL_L12_3 equ 0x12700+0x6000
.if(0)
//.extern |WORD3_IDATA_ABS$$ancL1_table$$LOAD|
//.extern |WORD3_IDATA_ABS$$ancL1_table$$SIZE|
//.extern |WORD3_IDATA_ABS$$ancL1_table$$START|
.extern |WORD3_IDATA_ABS$$ancL2_table$$LOAD|
.extern |WORD3_IDATA_ABS$$ancL2_table$$SIZE|
.extern |WORD3_IDATA_ABS$$ancL2_table$$START|
.extern |WORD3_IDATA_ABS$$anc_table$$LOAD|
.extern |WORD3_IDATA_ABS$$anc_table$$SIZE|
.extern |WORD3_IDATA_ABS$$anc_table$$START|
//.extern |WORD3_IDATA_ABS$$secL2_table$$LOAD|
//.extern |WORD3_IDATA_ABS$$secL2_table$$SIZE|
//.extern |WORD3_IDATA_ABS$$secL2_table$$START|
.extern |WORD3_IDATA_ABS$$sec_table$$LOAD|
.extern |WORD3_IDATA_ABS$$sec_table$$SIZE|
.extern |WORD3_IDATA_ABS$$sec_table$$START|
.extern |WORD3_IDATA_ABS$$sec_table2$$LOAD|
.extern |WORD3_IDATA_ABS$$sec_table2$$SIZE|
.extern |WORD3_IDATA_ABS$$sec_table2$$START|
.endif
.if(1)
.extern |MP3_TBLNEW$$sec_table$$START|
.extern |MP3_TBLNEW$$sec_table2$$START|
.extern |MP3_TBLNEW$$anc_table$$START|
.extern |MP12_TBLNEW$$ancL2_table$$START|
.extern |T_MP3DEC$$ymem_alloc1$$SIZE|
.extern |T_MP3DEC$$ymem_alloc2$$SIZE|
.extern |T_MP3DEC$$ymem_alloc3$$SIZE|
.extern |T_MP12DEC$$section_tbl_mp12TabelL2$$SIZE|
//.extern |PM_CDATA_ABS$$ancL1_table$$SIZE|
//.extern |PM_CDATA_ABS$$ancL1_table$$START|
.extern |PM_CDATA_ABS$$ancL2_table$$SIZE|
.extern |PM_CDATA_ABS$$ancL2_table$$START|
.extern |PM_CDATA_ABS$$anc_table$$SIZE|
.extern |PM_CDATA_ABS$$anc_table$$START|
//.extern |PM_CDATA_ABS$$secL2_table$$SIZE|
//.extern |PM_CDATA_ABS$$secL2_table$$START|
.extern |PM_CDATA_ABS$$sec_table$$SIZE|
.extern |PM_CDATA_ABS$$sec_table$$START|
.extern |PM_CDATA_ABS$$sec_table2$$SIZE|
.extern |PM_CDATA_ABS$$sec_table2$$START|
.extern |T_MP12DEC$$section_tbl_mp12Tabel$$START|
.extern |T_MP12DEC$$section_tbl_mp12TabelL1$$START|
.extern |T_MP12DEC$$section_tbl_mp12TabelL2$$START|
.extern |T_MP3DEC$$ymem_alloc1$$START|
.extern |T_MP3DEC$$ymem_alloc2$$START|
.extern |T_MP3DEC$$ymem_alloc3$$START|
.endif
rCONFIG0 equ 0x00
rSBFCON equ 0x4a
rSBFSTAT equ 0x50
rSBL0OFF_H equ 0x52
rSBL0OFF_L equ 0x54
rSBL1OFF_H equ 0x56
rSBL1OFF_L equ 0x58
rSBL0BEGIN_H equ 0x5a
rSBL0BEGIN_L equ 0x5c
rSBL0END_H equ 0x62
rSBL0END_L equ 0x64
////////////////////////////////////////////////////////////////////
ahh equ 00h
ahl equ 01h
alh equ 02h
all equ 03h
bhh equ 04h
bhl equ 05h
blh equ 06h
bll equ 07h
sec_z equ 00h ;zero flag
sec_nz equ 01h ;~zero flag
sec_n equ 02h ;negative flag
sec_nn equ 03h ;~negative flag
sec_c equ 04h ;carry flag
sec_nc equ 05h ;~carry flag
sec_va equ 06h ;va flag
sec_vb equ 07h ;vb flag
sec_gt equ 08h ;gt flag
sec_le equ 09h ;le flag
sec_vm0 equ 0ah ;vm0 flag
sec_vm1 equ 0bh ;vm1 flag
sec_vs equ 0ch ;vs flag
sec_1 equ 0dh ;reserved
sec_mv equ 0eh ;mv flag
sec_t equ 0fh ;test flag
; section_MACMpegVariables ;1-byte,in stereo decoder,CalmRISC
index_LmpegCrc equ 0 ;1-byte(high),in fetch main data
index_LbackupB equ 0 ;in dequantizer decoder
index_LhuffB equ 0 ;in huffman decoder
index_LiStereo equ 0 ;in stereo
index_GmpegPadding equ 1 ;1-byte(high),in fetch main data
index_GmpegMode equ 1 ;1-byte(middle)
index_GmpegChannel equ 1 ;1-byte(low)
index_GmpegModeExt equ 2 ;1-byte(low)
index_LmsStereo equ 3 ;1-byte,in stereo decoder
index_LptrImdctWindow equ 3 ;2-byte,in IMDCT decoder
index_LbackupTable equ 3 ;in dequantizer
index_LloopCounti equ 3 ;in huffman decoder
index_LbackA equ 4 ;3-byte,in findzeropart,dequantizer,getscalefactor
index_LmainDataBegin equ 4 ;2-byte
index_LRPxBackupBuffer equ 4 ;2-byte,in Huffman,Dequantizer,stereo,reordering,IMDCT,synthesis
index_ptrHEscTable equ 4 ;2-byte,in huffman
index_LptrImdctprevious equ 5 ;2-byte,in IMDCT decoder
index_LglobalGain210 equ 5 ;in dequantizer
index_LstereoLeftRight equ 5 ;use in stereo decoder
index_LptrPcmSamples equ 5 ;2-byte,in synthesis
index_Lclumpsz equ 5
;with full address
index_GptrCurrentDecodingData equ 6 ;2-byte,in synthesis
index_GptrNextMainData equ 7
index_GcopyB equ 8 ;2-byte
index_GcopyRp1 equ 9 ;2-byte
index_GcopySr equ 10 ;2-byte
index_GptrSideInformation equ 11 ;2-byte, for copy
index_GptrSynPrevious equ 12 ;2-byte,points a ch1's SynPrevious
index_GLongSfBandIndex equ 13 ;2-byte
index_GShortSfBandIndex equ 14 ;2-byte
index_GzeroPartCh0 equ 15 ;2-byte
index_GzeroPartCh1 equ 16 ;2-byte
index_GptrPcmSamples equ 17 ;2-byte,in synthesis
;with full address
index_Gscfi equ 18 ;1-byte.in scalefactor decoder
index_GZeroPart equ 19 ;in find zero sfb->stereo decoder
index_Gmax equ 20 ;in find zero sfb->stereo decoder,stereo decoder
index_Gcount1 equ 20 ;in huffman,stereo mpeg2
index_GOrgSampFreq equ 20
index_GranuleLoop equ 21
////////////////////////////////////////////////////////////////////
// 0919 HJI
index_Gpart2Lenght equ 22
index_LloopCounti2 equ 22 ;in mpeg2 LSF only
index_LbitsLeft equ 23
index_Lbound equ 23 ;in stereo
index_Lcachesz equ 24
index_LsfbL equ 24 ;in stereo
index_LbitCacheH equ 25
index_LscaleB equ 25
index_LlsfBackA equ 25
index_LsfbS equ 25 ;in stereo
index_LbitCacheL equ 26
index_LscaleSr equ 26
index_LloopBound equ 26 ;in stereo
index_Lsamp equ 26
index_Ltable equ 27
index_Lf equ 27 ;in stereo
index_Llayer equ 27
index_Lstartbits equ 28
index_Lw equ 28 ;in stereo
index_LID equ 28
index_Llinbits equ 29
index_Ln equ 29 ;in stereo
index_Lsync equ 29
index_Lregion equ 30
index_LisPos equ 30
index_LMpegVersion equ 30
//index_LhuffSr equ 31
index_Glsf equ 31
////////////////////////////////////////////////////////////////////
; section_sideInformation
const_sideInformationSize equ 8
index_part23Lenght equ 0 ;2-byte,MAC-address
index_bigValues equ 1 ;2-byte,MAC-address
index_globalGain equ 2 ;1-byte,MAC-address
index_scalefacCompress equ 2 ;2-byte,MAC-address
;for LSF
index_windowSwitchingFlag equ 3 ;1-byte,MAC-address
index_blockType equ 3 ;1-byte,MAC-address
index_mixedBlockFlag equ 3 ;1-byte,MAC-address
index_tableSelection0 equ 4 ;1-byte,MAC-address
index_tableSelection1 equ 4 ;1-byte,MAC-address
index_tableSelection2 equ 4 ;1-byte,MAC-address
index_subBlockGain0 equ 5 ;1-byte,MAC-address
index_subBlockGain1 equ 5 ;1-byte,MAC-address
index_subBlockGain2 equ 5 ;1-byte,MAC-address
index_region0Count equ 6 ;1-byte,MAC-address
index_region1Count equ 6 ;1-byte,MAC-address
index_preFlag equ 6 ;1-byte,MAC-address
index_scalefacScale equ 7 ;1-byte,MAC-address
index_count1TableSelect equ 7 ;1-byte,MAC-address
// extension
const_shortBlock equ 02h
const_idhBank1 equ 04h
const_mono equ 03h
const_jointStereo equ 01h
const_subBandNumber equ 32
SizeOfLongToShort equ 23
SizeOfScalefactor equ 36
tbl_exponentOfPow43Org equ MacYOffset ///caution, xdm
///////////////////////////////////////////////////
// new equ 0416
Index_FrameStartFlag equ 0
Index_ParsingHeaderFlag equ 1
//
Index_GL2Done equ 1
//
Index_BitRate equ 2
Index_SamplingFreq equ 3
Index_Mode equ 4
Index_Emphasis equ 5
Index_Aligned equ 6 ;using channel loop
Index_ChannelLoop equ 6
Index_FrameErrorFlag equ 7
Index_FrameLength equ 8
// INPUT BUF
Index_InputBufferPointerH equ 10
Index_InputBufferPointerL equ 12
Index_InputBufferLength equ 14
Index_InputBufferWPointerH equ 16
Index_InputBufferWPointerL equ 18
Index_InputBufferRPointerH equ 20
Index_InputBufferRPointerL equ 22
//Index_InputBufferRPointerHigh equ -16
//Index_InputBufferRPointerLow equ -15
Index_InputBufferValidData equ 24
//Index_InputBufferValidDataHigh equ -14
//Index_InputBufferValidDataLow equ -13
// OUTPUT BUF
Index_OutputBufferPointerH equ 26
Index_OutputBufferPointerL equ 28
Index_OutputBufferLength equ 30
Index_OutputBufferWPointerH equ 32
Index_OutputBufferWPointerL equ 34
Index_OutputBufferRPointerH equ 36
Index_OutputBufferRPointerL equ 38
Index_OutputBufferValidData equ 40
Index_VolumeControl equ 42
Index_EqualizerModeControl equ 43
Index_TotalFrameNumber equ 44
Index_DecodingFrameNumber equ 46
Index_FrameErrorNumber equ 48
Index_OutputBufferMiddleH equ 52
Index_OutputBufferMiddleL equ 54
Index_OutputBufferEndH equ 56
Index_OutputBufferEndL equ 58
Index_FrameBitRate equ 64
Index_EQ_VolumeFlag equ 78
//-----------------------------------
// System Interface Variable
//-----------------------------------
Index_CodecStartFlag equ 0x00
Index_AudioMode equ 0x01
Index_pParameterH equ 0x02
Index_pParameterL equ 0x04
Index_NumberOfSample equ 0x06
Index_OutPCMSize equ 0x08
Index_DecodeErrFlag equ 0x09
Index_SamplingRate equ 0x0a
Index_BitRateADM equ 0x0e
.ifdef PtrLongSize
Index_InputBufferOffset equ 0x12
Index_InputBufferSize equ 0x16
Index_OutputBufferOffset equ 0x1A
Index_ExtInputBufferOffset equ 0x1E
Index_FrameSize equ 0x22
// Addition
Index_OptionalFunctionOnOff equ 0x24 // 1B,[xxxx 0000]->[SpectrumDisplay|LevelMeter|EQ|Voume]
Index_VolumeIndex equ 0x25 // 1B
Index_LevelMeterValueL equ 0x26 // 4B
Index_LevelMeterValueR equ 0x2A // 4B
Index_pSpectrumDisplay equ 0x2E // 4B
Index_SeekFlag equ 0x3a // 1B
.else
Index_InputBufferOffset equ 0x12
Index_InputBufferSize equ 0x14
Index_OutputBufferOffset equ 0x16
Index_ExtInputBufferOffset equ 0x18
Index_FrameSize equ 0x1A
// Addition
Index_OptionalFunctionOnOff equ 0x24 // 1B,[xxxx 0000]->[SpectrumDisplay|LevelMeter|EQ|Voume]
Index_VolumeIndex equ 0x25 // 1B
Index_LevelMeterValueL equ 0x26 // 4B
Index_LevelMeterValueR equ 0x2A // 4B
Index_*pSpectrumDisplay equ 0x2E // 4B
.endif
//-----------------------------------
// MP3 Parameter System Interface Variable
//-----------------------------------
Index_P_MpegMode equ 0x00
Index_P_ChannelLoop equ 0x01
Index_P_GL2Done equ 0x02
Index_P_Present equ 0x03
Index_P_CHSelect equ 0x04
//----------------------------------------
// Section Define
//----------------------------------------
.if 0
Codec_StartAddr: .equ 0x4700
//Codec_StartAddr: .equ 0x1000
Mp3Decoding_section section code,abs Codec_StartAddr
MP3VolumeSection section code,afteraddr Codec_StartAddr
MP3DechuffSection section code,afteraddr Codec_StartAddr
MP3DecimdctSection section code,afteraddr Codec_StartAddr
MP3DecL1libSection section code,afteraddr Codec_StartAddr
MP3DecL2libSection section code,afteraddr Codec_StartAddr
MP3DecpolySection section code,afteraddr Codec_StartAddr
MP3DequantiSection section code,afteraddr Codec_StartAddr
MP3EqualizerSection section code,afteraddr Codec_StartAddr
MP3FindisSection section code,afteraddr Codec_StartAddr
MP3ReorderSection section code,afteraddr Codec_StartAddr
MP3SteteoSection section code,afteraddr Codec_StartAddr
MP3AntaliasSection section code,afteraddr Codec_StartAddr
.else
Mp3Decoding_section section code
MP3VolumeSection section code
MP3DechuffSection section code
MP3DecimdctSection section code
MP3DecL1libSection section code
MP3DecL2libSection section code
MP3DecpolySection section code
MP3DequantiSection section code
MP3EqualizerSection section code
MP3FindisSection section code
MP3ReorderSection section code
MP3SteteoSection section code
MP3AntaliasSection section code
.endif
.endif //_MP3_DEF_H
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