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fix lf sim fpga download overwrites sim buffer (#391)

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* adjust LFSim to download lf fpga prior to setting emulation buffer to prevent buffer overwrite condition if you are coming from HF fpga.
* fix lf sim big buff overwrite with fpga download. Move fix to the buffer download cmd.
This commit is contained in:
marshmellow42 2017-09-11 13:18:32 -04:00 • committed by pwpiwi
commit 8c8317a5e9
4 changed files with 16 additions and 8 deletions
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4
client/cmdhflegic.c
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@ -251,7 +251,7 @@ int CmdLegicLoad(const char *Cmd)
fclose(f);
return -1;
}
UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {offset, 0, 0}};
UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {offset, 1, 0}};
int j; for(j = 0; j < 8; j++) {
c.d.asBytes[j] = data[j];
}
@ -351,7 +351,7 @@ int CmdLegicRfFill(const char *Cmd)
}
int i;
UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {0, 0, 0}};
UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {0, 1, 0}};
for(i = 0; i < 48; i++) {
c.d.asBytes[i] = cmd.arg[2];
}

5
client/cmdlf.c
View file

@ -410,14 +410,13 @@ int CmdLFSim(const char *Cmd)
sscanf(Cmd, "%i", &gap);
// convert to bitstream if necessary
// convert to bitstream if necessary
ChkBitstream(Cmd);
//can send only 512 bits at a time (1 byte sent per bit...)
printf("Sending [%d bytes]", GraphTraceLen);
for (i = 0; i < GraphTraceLen; i += USB_CMD_DATA_SIZE) {
UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {i, 0, 0}};
UsbCommand c = {CMD_DOWNLOADED_SIM_SAMPLES_125K, {i, 0, 0}};
for (j = 0; j < USB_CMD_DATA_SIZE; j++) {
c.d.asBytes[j] = GraphBuffer[i+j];