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move the clear buffer outside of potentially time..

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... sensitive routines
see http://www.proxmark.org/forum/viewtopic.php?id=2820
This commit is contained in:
marshmellow42 2016-02-20 10:07:44 -05:00
commit 3cec706139
5 changed files with 19 additions and 1 deletions
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11
armsrc/lfops.c
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@ -37,6 +37,8 @@ void ModThenAcquireRawAdcSamples125k(uint32_t delay_off, uint32_t period_0, uint
sample_config sc = { 0,0,1, divisor_used, 0};
setSamplingConfig(&sc);
//clear read buffer
BigBuf_Clear_keep_EM(void);
/* Make sure the tag is reset */
FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
@ -752,6 +754,9 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
// Configure to go in 125Khz listen mode
LFSetupFPGAForADC(95, true);
//clear read buffer
BigBuf_Clear_keep_EM(void);
while(!BUTTON_PRESS() && !usb_poll_validate_length()) {
WDT_HIT();
@ -837,6 +842,8 @@ void CmdAWIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
uint8_t *dest = BigBuf_get_addr();
size_t size;
int idx=0;
//clear read buffer
BigBuf_Clear_keep_EM(void);
// Configure to go in 125Khz listen mode
LFSetupFPGAForADC(95, true);
@ -927,6 +934,8 @@ void CmdEM410xdemod(int findone, int *high, int *low, int ledcontrol)
int clk=0, invert=0, errCnt=0, maxErr=20;
uint32_t hi=0;
uint64_t lo=0;
//clear read buffer
BigBuf_Clear_keep_EM(void);
// Configure to go in 125Khz listen mode
LFSetupFPGAForADC(95, true);
@ -986,6 +995,8 @@ void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol)
uint8_t version=0;
uint8_t facilitycode=0;
uint16_t number=0;
//clear read buffer
BigBuf_Clear_keep_EM(void);
// Configure to go in 125Khz listen mode
LFSetupFPGAForADC(95, true);