rebellion/libpinproc
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Added support for DMD frame events and new switch event enable.

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This commit is contained in:
gstellenberg
2009-07-12 16:11:19 -05:00
parent 71255a0034
commit 0a4aefdd6c
8 changed files with 167 additions and 37 deletions
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135
src/PRDevice.cpp
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@@ -73,6 +73,16 @@ PRResult PRDevice::Reset(uint32_t resetFlags)
DriverLoadMachineTypeDefaults(machineType, resetFlags);
// Disable dmd events if updating the device.
#if 0
if (resetFlags & kPRResetFlagUpdateDevice)
{
PRDMDConfig *dmdConfig = &(this->dmdConfig);
dmdConfig->enableFrameEvents = false;
DMDUpdateConfig(dmdConfig);
}
#endif
// Make sure the free list is empty.
while (!freeSwitchRuleIndexes.empty()) freeSwitchRuleIndexes.pop();
@@ -121,11 +131,28 @@ int PRDevice::GetEvents(PREvent *events, int maxEvents)
events[i].value = event_data & P_ROC_EVENT_SWITCH_NUM_MASK;
bool open = (event_data & P_ROC_EVENT_SWITCH_STATE_MASK) >> P_ROC_EVENT_SWITCH_STATE_SHIFT;
bool debounced = (event_data & P_ROC_EVENT_SWITCH_DEBOUNCED_MASK) >> P_ROC_EVENT_SWITCH_DEBOUNCED_SHIFT;
if (open)
events[i].type = debounced ? kPREventTypeSwitchOpenDebounced : kPREventTypeSwitchOpenNondebounced;
else
events[i].type = debounced ? kPREventTypeSwitchClosedDebounced : kPREventTypeSwitchOpenNondebounced;
switch ((event_data & P_ROC_EVENT_TYPE_MASK) >> P_ROC_EVENT_TYPE_SHIFT)
{
case P_ROC_EVENT_TYPE_SWITCH:
{
bool debounced = (event_data & P_ROC_EVENT_SWITCH_DEBOUNCED_MASK) >> P_ROC_EVENT_SWITCH_DEBOUNCED_SHIFT;
if (open)
events[i].type = debounced ? kPREventTypeSwitchOpenDebounced : kPREventTypeSwitchOpenNondebounced;
else
events[i].type = debounced ? kPREventTypeSwitchClosedDebounced : kPREventTypeSwitchOpenNondebounced;
break;
}
case P_ROC_EVENT_TYPE_DMD:
{
events[i].type = kPREventTypeDMDFrameDisplayed;
break;
}
default: events[i].type = kPREventTypeInvalid;
}
}
return i;
}
@@ -385,7 +412,7 @@ PRSwitchRuleInternal *PRDevice::GetSwitchRuleByIndex(uint16_t index)
PRResult PRDevice::SwitchUpdateConfig(PRSwitchConfig *switchConfig)
{
uint32_t rc;
const int burstWords = 2;
const int burstWords = 4;
uint32_t burst[burstWords];
this->switchConfig = *switchConfig;
@@ -602,25 +629,41 @@ PRResult PRDevice::DMDDraw(uint8_t * dots)
// The following code prints out the init lines for the 4 Xilinx BlockRAMs
// in the FPGA. It's used to make an image for the P-ROC to display on power-up.
//if (print_dots) {
//print_dots = false;
//for (i=0; i<4; i++) {
// std::cout << "For memory: "<< i << "\n";
// // Need 4 lines to get 1 frame (4*256*4 = 4096)
// // The rest will be all 0.
// for (y=0; y<4; y++) {
// std::cout << "defparam blockram.INIT_00 = 256'b";
// for (j=31; j>=0; j--) {
// for (x=7; x>=0; x--) {
// std::cout << ((dmd_frame_buffer[(y*32)+j] >> ((i*8)+x)) & 1);
// }
// }
// std::cout << ";\n";
// }
// std::cout << "\n\n\n";
//}
//}
#if 0
// This is the original version... needs to be deleted.
for (i=0; i<4; i++) {
std::cout << "For memory: "<< i << "\n";
// Need 4 lines to get 1 frame (4*256*4 = 4096)
// The rest will be all 0.
for (y=0; y<4; y++) {
std::cout << "defparam blockram.INIT_00 = 256'b";
for (j=31; j>=0; j--) {
for (x=7; x>=0; x--) {
std::cout << ((dmd_frame_buffer[(y*32)+j] >> ((i*8)+x)) & 1);
}
}
std::cout << ";\n";
}
std::cout << "\n\n\n";
}
#endif
#if 0
for (i=0; i<4; i++) {
std::cout << "For memory: "<< i << "\n";
// Need 4 lines to get 1 frame (4*256*4 = 4096)
// The rest will be all 0.
for (y=0; y<4; y++) {
std::cout << "defparam blockram.INIT_00 = 256'b";
for (j=8; j>=0; j--) {
for (x=31; x>=0; x--) {
std::cout << ((dmd_frame_buffer[(y*32)+j] >> ((i*8)+x)) & 1);
}
}
std::cout << ";\n";
}
std::cout << "\n\n\n";
}
#endif
}
PRResult PRDevice::PRJTAGDriveOutputs(PRJTAGOutputs * jtagOutputs, bool_t toggleClk)
@@ -674,12 +717,39 @@ PRResult PRDevice::PRJTAGGetStatus(PRJTAGStatus * status)
PRResult PRDevice::Open()
{
uint32_t temp_word;
PRResult res = PRHardwareOpen();
if (res == kPRSuccess)
{
// Try to verify the P-ROC IS in the FPGA before initializing the FPGA's FTDI interface
// just in case it was already initialized from a previous application execution.
DEBUG(PRLog(kPRLogInfo, "Verifying P-ROC ID: \n"));
// Attempt to turn off events. This is necessary if P-ROC wasn't shut down
// properly previously. If the P-ROC isn't initialized, this request will
// be ignored.
PRDMDConfig dmdConfig;
dmdConfig.numRows = 32; // Doesn't matter.
dmdConfig.numColumns = 128; // Doesn't matter
dmdConfig.numSubFrames = 4; // Doesn't matter
dmdConfig.numFrameBuffers = 3; // Doesn't matter
dmdConfig.autoIncBufferWrPtr = false;
dmdConfig.enableFrameEvents = false;
DMDUpdateConfig(&dmdConfig);
PRSwitchConfig switchConfig;
switchConfig.clear = false;
switchConfig.hostEventsEnable = false;
switchConfig.directMatrixScanLoopTime = 2; // milliseconds
switchConfig.pulsesBeforeCheckingRX = 10;
switchConfig.inactivePulsesAfterBurst = 12;
switchConfig.pulsesPerBurst = 6;
switchConfig.pulseHalfPeriodTime = 13; // milliseconds
SwitchUpdateConfig(&switchConfig);
// Flush read data to ensure VerifyChipID starts with clean buffer.
res = FlushReadBuffer();
if (VerifyChipID() == kPRFailure) {
// Since the FPGA didn't appear to be responding properly, send the FPGA's FTDI
// initialization sequence. This is a set of bytes the FPGA is waiting to receive
@@ -687,7 +757,7 @@ PRResult PRDevice::Open()
// in and wreaking havoc before software is up and running.
DEBUG(PRLog(kPRLogInfo, "Initializing P-ROC...\n"));
res = FlushReadBuffer();
uint32_t temp_word = P_ROC_INIT_PATTERN_A;
temp_word = P_ROC_INIT_PATTERN_A;
res = WriteData(&temp_word, 1);
temp_word = P_ROC_INIT_PATTERN_B;
res = WriteData(&temp_word, 1);
@@ -695,6 +765,7 @@ PRResult PRDevice::Open()
if (res == kPRFailure)
DEBUG(PRLog(kPRLogWarning, "Unable to read Chip ID - P-ROC could not be initialized.\n"));
}
else res = kPRSuccess;
}
return res;
@@ -914,10 +985,14 @@ PRResult PRDevice::FlushReadBuffer()
numBytes = CollectReadData();
k = 0;
//std::cout << "Flushing rd buffer of " << num_words << "words\n";
while (k < numBytes) {
rc = ReadData(rd_buffer, 1);
k++;
}
//while (k < numBytes) {
// rc = ReadData(rd_buffer, 1);
// k++;
//}
collected_bytes_rd_addr = 0;
collected_bytes_wr_addr = 0;
num_collected_bytes = 0;
return rc;
}