void acoral_fs_init(void)
{
DiskInit();
FileInit();
fs_mutex=acoral_mutex_create(0,NULL);
acoral_mount("disk","A:",NULL,0,NULL);
}
void main(void)
{
Int16 temp_cnt;
ICR = 0xff2e; /* IDLE Control Register */
/* mem port, io port and cpu idle active */
/* Peripheral_Reset */
CSL_SYSCTRL_REGS->PSRCR = 0x0020;
CSL_SYSCTRL_REGS->PCGCR1 = 0x0000;
CSL_SYSCTRL_REGS->PCGCR2 = 0x0000;
CSL_SYSCTRL_REGS->PRCR = 0x00bf;
/* VERY IMPORTANT !!! */
/* PPMODE1 (SPI, GPIO, UART, and I2S2):
7 signals of the SPI module,
6 GPIO signals(GP[17:12]),
4 signals of the UART module,
4 signals of the I2S2 module
SP1MODE2 (GP[11:6]). 6 GPIO signals (GP[11:6])
SP0MODE0 (MMC/SD0). All 6 signals of the MMC/SD0
*/
CSL_SYSCTRL_REGS->EBSR = (CSL_SYS_EBSR_PPMODE_MODE1 << 12)
|(CSL_SYS_EBSR_SP1MODE_MODE2 << 10)
|(CSL_SYS_EBSR_SP0MODE_MODE0 << 8);
asm(" bit(ST1, #ST1_INTM) = #1");
INTR_init();
PLL_init(3658); // system clock set to 120MHz
TIMER_init();
EZDSP5535_GPIO_init();
EZDSP5535_I2C_init(); /* Initialize I2C */
Audio_init(7); /* Initialise to bandwidth=7kHz */
EZDSP5535_LCD_init();
LCD_print("G722.1 Receiver ", 17, 0);
LCD_print("16kbps ", 8, 1);
EZDSP5535_SPI_init();
Si446x_Init();
EZDSP5535_SAR_init();
DiskInit();
FileInit();
AddFileDriver(SDCammand, NULL);
asm(" bit(ST1, #ST1_INTM) = #0");
bApi_Set_Receive();
while(1) {
if(gpioIsrStatus == 1) {
temp_cnt = SPI_recvData(spibuffer);
gpioIsrStatus = 0;
CSL_GPIO_REGS->IOINTFLG1 = 0x0800;
}
if(spiIsrStatus == 1) {
// SpiWriteByte(CMD_FIFO_INFO, 0);
SpiWriteByte(CMD_GET_INT_STATUS, 0);
bApi_Set_Receive();
if(audioProcessing()) continue;
spiIsrStatus = 0;
}
fileProcessing();
asm(" idle");
}
// RemoveFileDriver(SDCammand);
}
bool InitAll(const char *vmdir)
{
// Check ROM version
if (!CheckROM()) {
ErrorAlert(STR_UNSUPPORTED_ROM_TYPE_ERR);
return false;
}
#if EMULATED_68K
// Set CPU and FPU type (UAE emulation)
switch (ROMVersion) {
case ROM_VERSION_64K:
case ROM_VERSION_PLUS:
case ROM_VERSION_CLASSIC:
CPUType = 0;
FPUType = 0;
TwentyFourBitAddressing = true;
break;
case ROM_VERSION_II:
CPUType = PrefsFindInt32("cpu");
if (CPUType < 2) CPUType = 2;
if (CPUType > 4) CPUType = 4;
FPUType = PrefsFindBool("fpu") ? 1 : 0;
if (CPUType == 4) FPUType = 1; // 68040 always with FPU
TwentyFourBitAddressing = true;
break;
case ROM_VERSION_32:
CPUType = PrefsFindInt32("cpu");
if (CPUType < 2) CPUType = 2;
if (CPUType > 4) CPUType = 4;
FPUType = PrefsFindBool("fpu") ? 1 : 0;
if (CPUType == 4) FPUType = 1; // 68040 always with FPU
TwentyFourBitAddressing = false;
break;
}
CPUIs68060 = false;
#endif
// Load XPRAM
XPRAMInit(vmdir);
// Load XPRAM default values if signature not found
if (XPRAM[0x0c] != 0x4e || XPRAM[0x0d] != 0x75
|| XPRAM[0x0e] != 0x4d || XPRAM[0x0f] != 0x63) {
D(bug("Loading XPRAM default values\n"));
memset(XPRAM, 0, 0x100);
XPRAM[0x0c] = 0x4e; // "NuMc" signature
XPRAM[0x0d] = 0x75;
XPRAM[0x0e] = 0x4d;
XPRAM[0x0f] = 0x63;
XPRAM[0x01] = 0x80; // InternalWaitFlags = DynWait (don't wait for SCSI devices upon bootup)
XPRAM[0x10] = 0xa8; // Standard PRAM values
XPRAM[0x11] = 0x00;
XPRAM[0x12] = 0x00;
XPRAM[0x13] = 0x22;
XPRAM[0x14] = 0xcc;
XPRAM[0x15] = 0x0a;
XPRAM[0x16] = 0xcc;
XPRAM[0x17] = 0x0a;
XPRAM[0x1c] = 0x00;
XPRAM[0x1d] = 0x02;
XPRAM[0x1e] = 0x63;
XPRAM[0x1f] = 0x00;
XPRAM[0x08] = 0x13;
XPRAM[0x09] = 0x88;
XPRAM[0x0a] = 0x00;
XPRAM[0x0b] = 0xcc;
XPRAM[0x76] = 0x00; // OSDefault = MacOS
XPRAM[0x77] = 0x01;
}
// Set boot volume
int16 i16 = PrefsFindInt32("bootdrive");
XPRAM[0x78] = i16 >> 8;
XPRAM[0x79] = i16 & 0xff;
i16 = PrefsFindInt32("bootdriver");
XPRAM[0x7a] = i16 >> 8;
XPRAM[0x7b] = i16 & 0xff;
// Init drivers
SonyInit();
DiskInit();
CDROMInit();
SCSIInit();
#if SUPPORTS_EXTFS
// Init external file system
ExtFSInit();
#endif
// Init serial ports
SerialInit();
// Init network
EtherInit();
// Init Time Manager
TimerInit();
// Init clipboard
ClipInit();
// Init ADB
ADBInit();
// Init audio
AudioInit();
// Init video
if (!VideoInit(ROMVersion == ROM_VERSION_64K || ROMVersion == ROM_VERSION_PLUS || ROMVersion == ROM_VERSION_CLASSIC))
return false;
// Set default video mode in XPRAM
XPRAM[0x56] = 0x42; // 'B'
XPRAM[0x57] = 0x32; // '2'
const monitor_desc &main_monitor = *VideoMonitors[0];
XPRAM[0x58] = uint8(main_monitor.depth_to_apple_mode(main_monitor.get_current_mode().depth));
XPRAM[0x59] = 0;
#if EMULATED_68K
// Init 680x0 emulation (this also activates the memory system which is needed for PatchROM())
if (!Init680x0())
return false;
#endif
// Install ROM patches
if (!PatchROM()) {
ErrorAlert(STR_UNSUPPORTED_ROM_TYPE_ERR);
return false;
}
#if ENABLE_MON
// Initialize mon
mon_init();
mon_read_byte = mon_read_byte_b2;
mon_write_byte = mon_write_byte_b2;
#endif
return true;
}
void main(void)
{
Int16 *samples;
HANDLE FHandle = Not_Open_FILE;
Int16 *out_words = &rawOutWords[1];
Uint8 *byte16 = &RfByte[2];
Int16 mlt_coefs[DCT_LENGTH];
Int16 mag_shift[2];
Int16 old_mag_shift[2];
Uint16 number_of_bits_per_frame;
Uint16 number_of_bytes_per_frame;
Uint16 number_of_16bit_words_per_frame;
Int16 offset;
Int16 key;
Uint16 chn; // left and right channel, 0 or 1
Int16 sent_buffer_cnt = 0;
Uint8 *sent_buffer;
ICR = 0xff2e; /* IDLE Control Register */
/* mem port, io port and cpu idle active */
DSP_zero(xmt_l, DCT_LENGTH);
DSP_zero(xmt_r, DCT_LENGTH);
/* Peripheral_Reset */
CSL_SYSCTRL_REGS->PSRCR = 0x0020;
CSL_SYSCTRL_REGS->PCGCR1 = 0x0000;
CSL_SYSCTRL_REGS->PCGCR2 = 0x0000;
CSL_SYSCTRL_REGS->PRCR = 0x00bf;
CSL_SYSCTRL_REGS->EBSR = (CSL_SYS_EBSR_PPMODE_MODE1 << 12)
| (0 << 8) | (2 << 10);//GPIO(11-6)
asm(" bit(ST1, #ST1_INTM) = #1");
number_of_bits_per_frame = (Uint16)(BITRATE * 20); // BITRATE in kbps
number_of_bytes_per_frame = (Uint16)(number_of_bits_per_frame>>3);
number_of_16bit_words_per_frame = (Uint16)(number_of_bits_per_frame>>4);
INTR_init();
PLL_init();
TIMER_init();
EZDSP5535_GPIO_init();
DMA_audio_init(DCT_LENGTH);
EZDSP5535_I2C_init(); /* Initialize I2C */
aic3204_init(6); /* Initialize codec */
EZDSP5535_LCD_init();
EZDSP5535_I2S_init(); /* Initialize I2S */
LCD_print("G722.1 Send ", 17, 0);
LCD_print("16kbps ", 8, 1);
EZDSP5535_SPI_init();
Si446x_Init();
EZDSP5535_SAR_init();
DiskInit();
FileInit();
AddFileDriver(SDCammand, NULL);
sam2coef_init();
coef2sam_init();
rawOutWords[0] = 0x6b21;
RfByte[0] = 0x21; RfByte[1] = 0x6b; // little-endian
old_mag_shift[0] = 0;
old_mag_shift[1] = 0;
asm(" bit(ST1, #ST1_INTM) = #0");
SpiWriteByte(CMD_GET_INT_STATUS, 0); // clear interrupt pending
while(1) {
if(pingpong >= 0) {
offset = (pingpong>>1) * DCT_LENGTH;
/*******************************************************************
* LEFT LEFT LEFT LEFT LEFT LEFT LEFT LEFT LEFT LEFT LEFT LEFT
*******************************************************************/
chn = LEFT;
samples = &rcv_l[offset]; // Read frame of samples from mem.
// Convert input samples to rmlt coefs
mag_shift[chn] = samples_to_rmlt_coefs(samples, mlt_coefs, chn);
// Encode the mlt coefs
encoder(number_of_bits_per_frame, mlt_coefs, mag_shift[chn], out_words);
byte16 = &RfByte[2];
byte16[-2] = 0x6b; byte16[-1] = 0x20;
DSP_word2byte(byte16, out_words, number_of_16bit_words_per_frame);
// process the out_words into decoder_mlt_coefs
decoder(out_words, mlt_coefs, &mag_shift[chn], &old_mag_shift[chn]);
samples = &xmt_l[offset]; // Write frame of output samples
// convert the decoder_mlt_coefs to samples
rmlt_coefs_to_samples(mlt_coefs, samples, mag_shift[chn], chn);
/*******************************************************************
* RIGHT RIGHT RIGHT RIGHT RIGHT RIGHT RIGHT RIGHT RIGHT RIGHT
*******************************************************************/
chn = RIGHT;
samples = &rcv_r[offset]; // Read frame of samples from mem.
// Convert input samples to rmlt coefs
mag_shift[chn] = samples_to_rmlt_coefs(samples, mlt_coefs, chn);
// Encode the mlt coefs
encoder(number_of_bits_per_frame, mlt_coefs, mag_shift[chn], out_words);
byte16 = &RfByte[number_of_bytes_per_frame + 4];
byte16[-2] = 0x6b; byte16[-1] = 0x21;
DSP_word2byte(byte16, out_words, number_of_16bit_words_per_frame);
// process the out_words into decoder_mlt_coefs
decoder(out_words, mlt_coefs, &mag_shift[chn], &old_mag_shift[chn]);
samples = &xmt_r[offset]; // Write frame of output samples
// convert the decoder_mlt_coefs to samples
rmlt_coefs_to_samples(mlt_coefs, samples, mag_shift[chn], chn);
if (FHandle != Not_Open_FILE) // Write output bitstream
FileWrite(RfByte, 2*number_of_bytes_per_frame+4, FHandle);
pingpong = -1;
sent_buffer = RfByte;
sent_buffer_cnt = 0;
}
if(spiIsrStatus == 1) {
bApi_Set_Send(43);
spiIsrStatus = 0;
}
if(sent_buffer_cnt < 2) {
if(gpioIsrStatus == 1) {
SPI_sendData(sent_buffer, number_of_bytes_per_frame+2);
sent_buffer += number_of_bytes_per_frame+2;
sent_buffer_cnt++;
gpioIsrStatus = 0;
CSL_GPIO_REGS->IOINTFLG1 = 0x0800;
}
}
// key = EZDSP5535_SAR_getKey();
key = -1;
if(key == SW1)
if(FHandle == Not_Open_FILE)
{
LCD_print("RECORDING......", 15, 0);
FHandle = FileOpen("A:\\VOICE000.TXT", FILE_FLAGS_WRITE);
}
if(key == SW2)
if(FHandle != Not_Open_FILE)
{
LCD_print("SAVE VOICE000.DAT", 17, 0);
FileClose(FHandle);
AllCacheWriteBack();
FHandle = Not_Open_FILE;
}
asm(" idle");
}
