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chg: revert it

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This commit is contained in:
iceman1001 2019-03-09 11:51:18 +01:00
parent 29adb88f32
commit f4409ab375
2 changed files with 3 additions and 9 deletions
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11
armsrc/fpgaloader.c
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@ -118,7 +118,7 @@ void SetupSpi(int mode) {
// Set up the synchronous serial port, with the one set of options that we
// always use when we are talking to the FPGA. Both RX and TX are enabled.
//-----------------------------------------------------------------------------
void FpgaSetupSscExt(uint8_t clearPCER) {
void FpgaSetupSsc(void) {
// First configure the GPIOs, and get ourselves a clock.
AT91C_BASE_PIOA->PIO_ASR =
GPIO_SSC_FRAME |
@ -127,10 +127,7 @@ void FpgaSetupSscExt(uint8_t clearPCER) {
GPIO_SSC_CLK;
AT91C_BASE_PIOA->PIO_PDR = GPIO_SSC_DOUT;
if ( clearPCER )
AT91C_BASE_PMC->PMC_PCER = (1 << AT91C_ID_SSC);
else
AT91C_BASE_PMC->PMC_PCER |= (1 << AT91C_ID_SSC);
// Now set up the SSC proper, starting from a known state.
AT91C_BASE_SSC->SSC_CR = AT91C_SSC_SWRST;
@ -152,9 +149,7 @@ void FpgaSetupSscExt(uint8_t clearPCER) {
AT91C_BASE_SSC->SSC_CR = AT91C_SSC_RXEN | AT91C_SSC_TXEN;
}
void FpgaSetupSsc(void) {
FpgaSetupSscExt(true);
}
//-----------------------------------------------------------------------------
// Set up DMA to receive samples from the FPGA. We will use the PDC, with
// a single buffer as a circular buffer (so that we just chain back to
@ -247,7 +242,7 @@ static bool reset_fpga_stream(int bitstream_version, z_streamp compressed_fpga_s
return false;
}
static void DownloadFPGA_byte(unsigned char w) {
static void DownloadFPGA_byte( uint8_t w) {
#define SEND_BIT(x) { if(w & (1<<x) ) HIGH(GPIO_FPGA_DIN); else LOW(GPIO_FPGA_DIN); HIGH(GPIO_FPGA_CCLK); LOW(GPIO_FPGA_CCLK); }
SEND_BIT(7);
SEND_BIT(6);

1
armsrc/fpgaloader.h
View file

@ -27,7 +27,6 @@ void FpgaSendCommand(uint16_t cmd, uint16_t v);
void FpgaWriteConfWord(uint8_t v);
void FpgaDownloadAndGo(int bitstream_version);
// void FpgaGatherVersion(int bitstream_version, char *dst, int len);
void FpgaSetupSscExt(uint8_t clearPCER);
void FpgaSetupSsc(void);
void SetupSpi(int mode);
bool FpgaSetupSscDma(uint8_t *buf, int len);