?? test.h
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#include "aic23.h"
/*
* This program uses Code Composer's Chip Support Library to access
* C55x peripheral registers and interrupt setup. The following
* include files are required for the CSL modules.
*/
#include <csl.h>
#include <csl_irq.h>
#include <csl_dma.h>
#include <csl_mcbsp.h>
/* Codec configuration settings */
AIC23_Params config_evm = { \
0x001c, /* 0 EVM5502_AIC23_LEFTINVOL Left line input channel volume */ \
0x001c, /* 1 EVM5502_AIC23_RIGHTINVOL Right line input channel volume */\
0x01f9, /* 2 EVM5502_AIC23_LEFTHPVOL Left channel headphone volume */ \
0x01f9, /* 3 EVM5502_AIC23_RIGHTHPVOL Right channel headphone volume */ \
0x0010, /* 4 EVM5502_AIC23_ANAPATH Analog audio path control */ \
0x0000, /* 5 EVM5502_AIC23_DIGPATH Digital audio path control */ \
0x0000, /* 6 EVM5502_AIC23_POWERDOWN Power down control */ \
0x0043, /* 7 EVM5502_AIC23_DIGIF Digital audio interface format */ \
0x0001, /* 8 EVM5502_AIC23_SAMPLERATE Sample rate control */ \
0x0001 /* 9 EVM5502_AIC23_DIGACT Digital interface activation */ \
};
/* Constants for the buffered ping-pong transfer */
#define BUFFSIZE 96
#define PING 0
#define PONG 1
#pragma DATA_SECTION (gBufferXmtPing, "buffer_sect");
Int16 gBufferXmtPing[BUFFSIZE]; // Transmit PING buffer
#pragma DATA_SECTION (gBufferXmtPong, "buffer_sect");
Int16 gBufferXmtPong[BUFFSIZE]; // Transmit PONG buffer
#pragma DATA_SECTION (gBufferRcvPing, "buffer_sect");
Int16 gBufferRcvPing[BUFFSIZE]; // Receive PING buffer
#pragma DATA_SECTION (gBufferRcvPong, "buffer_sect");
Int16 gBufferRcvPong[BUFFSIZE]; // Receive PONG buffer
/* Function prototypes */
void initIrq(void);
void initDma(void);
void copyData(Int16 *inbuf, Int16 *outbuf, Int16 length);
void processBuffer(void);
void blinkLED(void);
void load(void);
void powerDown(void);
void dmaHwi(void);
/* Handles */
DMA_Handle hDmaXmt;
DMA_Handle hDmaRcv;
MCBSP_Handle hMcbsp1;
/* Config Structures */
/* CSL config structure for DMAs */
static DMA_Config dmaCfgReceive = {
DMA_DMACSDP_RMK(
DMA_DMACSDP_DSTBEN_NOBURST,
DMA_DMACSDP_DSTPACK_OFF,
DMA_DMACSDP_DST_DARAM,
DMA_DMACSDP_SRCBEN_NOBURST,
DMA_DMACSDP_SRCPACK_OFF,
DMA_DMACSDP_SRC_PERIPH,
DMA_DMACSDP_DATATYPE_16BIT
), /* DMACDSP */
DMA_DMACCR_RMK(
DMA_DMACCR_DSTAMODE_POSTINC,
DMA_DMACCR_SRCAMODE_CONST,
DMA_DMACCR_ENDPROG_OFF,
DMA_DMACCR_REPEAT_OFF,
DMA_DMACCR_AUTOINIT_OFF,
DMA_DMACCR_EN_STOP,
DMA_DMACCR_PRIO_HI,
DMA_DMACCR_FS_DISABLE,
DMA_DMACCR_SYNC_REVT1
), /* DMACCR */
DMA_DMACICR_RMK(
DMA_DMACICR_BLOCKIE_OFF,
DMA_DMACICR_LASTIE_OFF,
DMA_DMACICR_FRAMEIE_ON,
DMA_DMACICR_FIRSTHALFIE_OFF,
DMA_DMACICR_DROPIE_OFF,
DMA_DMACICR_TIMEOUTIE_OFF
), /* DMACICR */
(DMA_AdrPtr)((Uint32)(_MCBSP_DRR11_ADDR<<1)), /* DMACSSAL */
0, /* DMACSSAU */
NULL, /* DMACDSAL, to be loaded by submit */
0, /* DMACDSAU */
BUFFSIZE, /* DMACEN */
1, /* DMACFN */
0, /* DMACFI */
0 /* DMACEI */
};
static DMA_Config dmaCfgTransmit = {
DMA_DMACSDP_RMK(
DMA_DMACSDP_DSTBEN_NOBURST,
DMA_DMACSDP_DSTPACK_OFF,
DMA_DMACSDP_DST_PERIPH,
DMA_DMACSDP_SRCBEN_NOBURST,
DMA_DMACSDP_SRCPACK_OFF,
DMA_DMACSDP_SRC_DARAM,
DMA_DMACSDP_DATATYPE_16BIT
), /* DMACDSP */
DMA_DMACCR_RMK(
DMA_DMACCR_DSTAMODE_CONST,
DMA_DMACCR_SRCAMODE_POSTINC,
DMA_DMACCR_ENDPROG_OFF,
DMA_DMACCR_REPEAT_OFF,
DMA_DMACCR_AUTOINIT_OFF,
DMA_DMACCR_EN_STOP,
DMA_DMACCR_PRIO_HI,
DMA_DMACCR_FS_DISABLE,
DMA_DMACCR_SYNC_XEVT1
), /* DMACCR */
DMA_DMACICR_RMK(
DMA_DMACICR_BLOCKIE_OFF,
DMA_DMACICR_LASTIE_OFF,
DMA_DMACICR_FRAMEIE_ON,
DMA_DMACICR_FIRSTHALFIE_OFF,
DMA_DMACICR_DROPIE_OFF,
DMA_DMACICR_TIMEOUTIE_OFF
), /* DMACICR */
NULL, /* DMACSSAL */
0, /* DMACSSAU */
(DMA_AdrPtr)((Uint32)(_MCBSP_DXR11_ADDR<<1)),/* DMACDSAL */
0, /* DMACDSAU */
BUFFSIZE, /* DMACEN */
1, /* DMACFN */
0, /* DMACFI */
0 /* DMACEI */
};
/* CSL config structure for MCBSP 1 */
static MCBSP_Config mcbspCfg1 = {
MCBSP_SPCR1_RMK(
MCBSP_SPCR1_DLB_OFF, /* DLB = 0 */
MCBSP_SPCR1_RJUST_RZF, /* RJUST = 0 */
MCBSP_SPCR1_CLKSTP_DISABLE, /* CLKSTP = 0 */
MCBSP_SPCR1_DXENA_NA, /* DXENA = 0 */
MCBSP_SPCR1_ABIS_DISABLE, /* ABIS = 0 */
MCBSP_SPCR1_RINTM_RRDY, /* RINTM = 0 */
0, /* RSYNCER = 0 */
0, /* RFULL = 0 */
0, /* RRDY = 0 */
MCBSP_SPCR1_RRST_DISABLE /* RRST = 0 */
),
MCBSP_SPCR2_RMK(
MCBSP_SPCR2_FREE_YES, /* FREE = 1 */
MCBSP_SPCR2_SOFT_YES, /* SOFT = ` */
MCBSP_SPCR2_FRST_FSG, /* FRST = 0 */
MCBSP_SPCR2_GRST_CLKG, /* GRST = 0 */
MCBSP_SPCR2_XINTM_XRDY, /* XINTM = 0 */
0, /* XSYNCER = 0 */
0, /* XEMPTY = 0 */
0, /* XRDY = 0 */
MCBSP_SPCR2_XRST_DISABLE /* XRST = 0 */
),
MCBSP_RCR1_RMK(
MCBSP_RCR1_RFRLEN1_OF(1), /* RFRLEN1 = 1 */
MCBSP_RCR1_RWDLEN1_16BIT /* RWDLEN1 = 2 */
),
MCBSP_RCR2_RMK(
MCBSP_RCR2_RPHASE_SINGLE, /* RPHASE = 0 */
MCBSP_RCR2_RFRLEN2_OF(0), /* RFRLEN2 = 0 */
MCBSP_RCR2_RWDLEN2_8BIT, /* RWDLEN2 = 0 */
MCBSP_RCR2_RCOMPAND_MSB, /* RCOMPAND = 0 */
MCBSP_RCR2_RFIG_YES, /* RFIG = 0 */
MCBSP_RCR2_RDATDLY_0BIT /* RDATDLY = 0 */
),
MCBSP_XCR1_RMK(
MCBSP_XCR1_XFRLEN1_OF(1), /* XFRLEN1 = 1 */
MCBSP_XCR1_XWDLEN1_16BIT /* XWDLEN1 = 2 */
),
MCBSP_XCR2_RMK(
MCBSP_XCR2_XPHASE_SINGLE, /* XPHASE = 0 */
MCBSP_XCR2_XFRLEN2_OF(0), /* XFRLEN2 = 0 */
MCBSP_XCR2_XWDLEN2_8BIT, /* XWDLEN2 = 0 */
MCBSP_XCR2_XCOMPAND_MSB, /* XCOMPAND = 0 */
MCBSP_XCR2_XFIG_YES, /* XFIG = 0 */
MCBSP_XCR2_XDATDLY_0BIT /* XDATDLY = 0 */
),
MCBSP_SRGR1_RMK(
MCBSP_SRGR1_FWID_OF(0), /* FWID = 0 */
MCBSP_SRGR1_CLKGDV_OF(0) /* CLKGDV = 0 */
),
MCBSP_SRGR2_RMK(
MCBSP_SRGR2_GSYNC_FREE, /* FREE = 0 */
MCBSP_SRGR2_CLKSP_RISING, /* CLKSP = 0 */
MCBSP_SRGR2_CLKSM_CLKS, /* CLKSM = 0 */
MCBSP_SRGR2_FSGM_DXR2XSR, /* FSGM = 0 */
MCBSP_SRGR2_FPER_OF(0) /* FPER = 0 */
),
MCBSP_MCR1_DEFAULT,
MCBSP_MCR2_DEFAULT,
MCBSP_PCR_RMK(
MCBSP_PCR_IDLEEN_RESET, /* IDLEEN = 0 */
MCBSP_PCR_XIOEN_SP, /* XIOEN = 0 */
MCBSP_PCR_RIOEN_SP, /* RIOEN = 0 */
MCBSP_PCR_FSXM_EXTERNAL, /* FSXM = 0 */
MCBSP_PCR_FSRM_EXTERNAL, /* FSRM = 0 */
MCBSP_PCR_SCLKME_NO, /* SCLKME = 0 */
0, /* CLKSSTAT = 0 */
0, /* DXSTAT = 0 */
0, /* DRSTAT = 0 */
MCBSP_PCR_CLKXM_INPUT, /* CLKXM = 0 */
MCBSP_PCR_CLKRM_INPUT, /* CLKRM = 0 */
MCBSP_PCR_FSXP_ACTIVEHIGH, /* FSXP = 0 */
MCBSP_PCR_FSRP_ACTIVEHIGH, /* FSRP = 0 */
MCBSP_PCR_CLKXP_FALLING, /* CLKXP = 1 */
MCBSP_PCR_CLKRP_RISING /* CLKRP = 1 */
),
MCBSP_RCERA_DEFAULT,
MCBSP_RCERB_DEFAULT,
MCBSP_RCERC_DEFAULT,
MCBSP_RCERD_DEFAULT,
MCBSP_RCERE_DEFAULT,
MCBSP_RCERF_DEFAULT,
MCBSP_RCERG_DEFAULT,
MCBSP_RCERH_DEFAULT,
MCBSP_XCERA_DEFAULT,
MCBSP_XCERB_DEFAULT,
MCBSP_XCERC_DEFAULT,
MCBSP_XCERD_DEFAULT,
MCBSP_XCERE_DEFAULT,
MCBSP_XCERF_DEFAULT,
MCBSP_XCERG_DEFAULT,
MCBSP_XCERH_DEFAULT
};
/* Event IDs, global so they can be set in initIrq() and used everywhere */
Uint16 eventIdRcv;
Uint16 eventIdXmt;
Int32 count = 0;
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