From 7df30109963092559d3760c0661a020f9daf1030 Mon Sep 17 00:00:00 2001
From: The Android Open Source Project <initial-contribution@android.com>
Date: Tue, 3 Mar 2009 19:30:38 -0800
Subject: auto import from //depot/cupcake/@135843

---
 arm-wt-22k/lib_src/ARM_synth_constants_gnu.inc | 153 +++++++++++++++++++++++++
 1 file changed, 153 insertions(+)
 create mode 100644 arm-wt-22k/lib_src/ARM_synth_constants_gnu.inc

(limited to 'arm-wt-22k/lib_src/ARM_synth_constants_gnu.inc')

diff --git a/arm-wt-22k/lib_src/ARM_synth_constants_gnu.inc b/arm-wt-22k/lib_src/ARM_synth_constants_gnu.inc
new file mode 100644
index 0000000..b4cd29a
--- /dev/null
+++ b/arm-wt-22k/lib_src/ARM_synth_constants_gnu.inc
@@ -0,0 +1,153 @@
+@***********************************************************
+@ File:			ARM_synth_constants.inc
+@ Processor:	ARM
+@ Description:	Contains constants and defines, most of which
+@			  	are mirrored in synth.h
+@
+@ Copyright Sonic Network Inc. 2004
+@****************************************************************
+@ Revision Control:
+@   $Revision: 741 $
+@   $Date: 2007-06-22 16:39:21 -0700 (Fri, 22 Jun 2007) $
+@****************************************************************
+
+
+	.ifdef	SAMPLE_RATE_8000
+	.equ	SYNTH_UPDATE_PERIOD_IN_BITS, 5
+	.equ	BUFFER_SIZE_IN_MONO_SAMPLES, 32
+	.endif
+
+	.ifdef	SAMPLE_RATE_16000
+	.equ	SYNTH_UPDATE_PERIOD_IN_BITS, 6
+	.equ	BUFFER_SIZE_IN_MONO_SAMPLES, 64
+	.endif
+
+	.ifdef	SAMPLE_RATE_20000
+	.equ	SYNTH_UPDATE_PERIOD_IN_BITS, 7
+	.equ	BUFFER_SIZE_IN_MONO_SAMPLES, 128
+	.endif
+
+	.ifdef	SAMPLE_RATE_22050
+	.equ	SYNTH_UPDATE_PERIOD_IN_BITS, 7
+	.equ	BUFFER_SIZE_IN_MONO_SAMPLES, 128
+	.endif
+
+	.ifdef	SAMPLE_RATE_24000
+	.equ	SYNTH_UPDATE_PERIOD_IN_BITS, 7
+	.equ	BUFFER_SIZE_IN_MONO_SAMPLES, 128
+	.endif
+
+	.ifdef	SAMPLE_RATE_32000
+	.equ	SYNTH_UPDATE_PERIOD_IN_BITS, 7
+	.equ	BUFFER_SIZE_IN_MONO_SAMPLES, 128
+	.endif
+
+	.ifdef	SAMPLE_RATE_44100
+	.equ	SYNTH_UPDATE_PERIOD_IN_BITS, 8
+	.equ	BUFFER_SIZE_IN_MONO_SAMPLES, 256
+	.endif
+
+	.ifdef	SAMPLE_RATE_48000
+	.equ	SYNTH_UPDATE_PERIOD_IN_BITS, 8
+	.equ	BUFFER_SIZE_IN_MONO_SAMPLES, 256
+	.endif
+
+
+@ if the OUTPUT PCM sample is 16-bits, then when using indexed addressing,
+@ the next sample is this many bytes away
+	.equ	NEXT_OUTPUT_PCM, 2
+
+@****************************************************************************
+@/* macros for fractional phase accumulator */
+	.equ	NUM_PHASE_FRAC_BITS, 15
+
+	.equ	PHASE_FRAC_MASK, 0x7FFF
+
+@ shift for phase accumulator when fraction carries over
+	.ifdef	SAMPLES_8_BIT
+	.equ	NEXT_INPUT_PCM_SHIFT, 0
+	.endif
+
+	.ifdef	SAMPLES_16_BIT
+	.equ	NEXT_INPUT_PCM_SHIFT, 1
+	.endif
+
+@****************************************************************************
+	.equ	NUM_MIXER_GUARD_BITS, 4
+
+@****************************************************************************
+@/* Envelope 1 (EG1) calculation macros */
+	.equ	NUM_EG1_FRAC_BITS, 15
+
+@****************************************************************************
+
+	.equ	NUM_ENHANCER_FILTER_COEF_FRAC_BITS, 5
+
+@****************************************************************************
+
+@
+@ I've temporarily given up on the idea of getting ADS/RV and gcc to
+@ handle a struct in a compatible fashion. Switching to old fashion EQU
+@
+
+	.if	FILTER_ENABLED
+@**************************************
+@ typedef struct s_filter_tag
+	.equ	m_z1, 0
+	.equ	m_z2, 2
+	.endif
+
+@**************************************
+@ typedef struct s_wt_frame_tag
+	.equ	m_gainTarget, 0
+	.equ	m_phaseIncrement, 4
+
+	.if	FILTER_ENABLED
+	.equ	m_k, 8
+	.equ	m_b1, 12
+	.equ	m_b2, 16
+	.equ	m_pAudioBuffer, 20
+	.equ	m_pMixBuffer, 24
+	.equ	m_numSamples, 28
+	.equ	m_prevGain, 32
+	.else
+	.equ	m_pAudioBuffer, 8
+	.equ	m_pMixBuffer, 12
+	.equ	m_numSamples, 16
+	.equ	m_prevGain, 20
+	.endif
+
+
+@**************************************
+@ typedef struct s_wt_voice_tag
+	.equ	m_pLoopEnd, 0	@ /* points to last PCM sample (not 1 beyond last) */
+	.equ	m_pLoopStart, 4	@ /* points to first sample at start of loop */
+	.equ	m_pPhaseAccum, 8	@ /* points to first sample at start of loop */
+	.equ	m_phaseFrac, 12	@ /* points to first sample at start of loop */
+
+	.if	STEREO_OUTPUT
+	.equ	m_gainLeft, 16 	@ /* current gain, left ch  */
+	.equ	m_gainRight, 18	@ /* current gain, right ch */
+	.endif
+
+
+@****************************************************************************
+@ enhancer
+	.equ	m_nEnhancerFeedForward1, 0
+	.equ	m_nEnhancerFeedback1, 1
+	.equ	m_nDriveCoef, 2
+	.equ	m_nEnhancerFeedback2, 3
+	.equ	m_nWet, 4
+	.equ	m_nDry, 5
+
+	.equ	m_zF0L, 6	@ filter 1 zero state var, left
+	.equ	m_zF1L, 8	@ filter 1 pole state var, left
+	.equ	m_zF2L, 10	@ filter 2 zero state var, left
+	.equ	m_zF0R, 12	@ filter 1 zero state var, right
+	.equ	m_zF1R, 14	@ filter 1 pole state var, right
+	.equ	m_zF2R, 16	@ filter 2 zero state var, right
+
+@****************************************************************************
+
+
+
-- 
cgit v1.2.3