diff options
Diffstat (limited to 'openpicc/application/tc_fdt.c')
| -rw-r--r-- | openpicc/application/tc_fdt.c | 39 |
1 files changed, 21 insertions, 18 deletions
diff --git a/openpicc/application/tc_fdt.c b/openpicc/application/tc_fdt.c index 2a306ef..3e4023e 100644 --- a/openpicc/application/tc_fdt.c +++ b/openpicc/application/tc_fdt.c @@ -40,7 +40,7 @@ #include "tc_cdiv.h" #include "tc_fdt.h" #include "usb_print.h" -#include "ssc_picc.h" +#include "ssc.h" #include "cmd.h" static AT91PS_TC tcfdt = AT91C_BASE_TC2; @@ -59,12 +59,19 @@ int tc_fdt_get_next_slot(int reference_time, int slotlen) } -/* 'count' number of carrier cycles after the last modulation pause, - * we deem the frame to have ended */ -void tc_frame_end_set(u_int16_t count) -{ - tcfdt->TC_RB = count; -} +static const struct { char* name; u_int32_t flag;} flags[] = { + { "MTIOB", AT91C_TC_MTIOB }, + { "MTIOA", AT91C_TC_MTIOA }, + { "CLKSTA", AT91C_TC_CLKSTA }, + { "ETRGS", AT91C_TC_ETRGS }, + { "LDRBS", AT91C_TC_LDRBS }, + { "LDRAS", AT91C_TC_LDRAS }, + { "CPCS", AT91C_TC_CPCS }, + { "CPBS", AT91C_TC_CPBS }, + { "CPAS", AT91C_TC_CPAS }, + { "LOVRS", AT91C_TC_LOVRS }, + { "COVFS", AT91C_TC_COVFS }, +}; static void __ramfunc tc_fdt_irq(void) __attribute__ ((naked)); static void __ramfunc tc_fdt_irq(void) @@ -74,22 +81,18 @@ static void __ramfunc tc_fdt_irq(void) u_int32_t sr = tcfdt->TC_SR; DEBUGP("tc_fdt_irq: TC2_SR=0x%08x TC2_CV=0x%08x ", sr, tcfdt->TC_CV); - + if (sr & AT91C_TC_ETRGS) { DEBUGP("Ext_trigger "); } if (sr & AT91C_TC_CPAS) { DEBUGP("FDT_expired "); } - if (sr & AT91C_TC_CPBS) { - usb_print_string_f("tc_cpbs ", 0); - DEBUGP("Frame_end "); - ssc_rx_stop_frame_ended(); - } if (sr & AT91C_TC_CPCS) { DEBUGP("Compare_C "); } DEBUGPCR(""); + AT91F_AIC_ClearIt(AT91C_ID_TC2); AT91F_AIC_AcknowledgeIt(); //vLedSetGreen(0); portRESTORE_CONTEXT(); @@ -113,9 +116,6 @@ void tc_fdt_init(void) /* Enable Clock for TC2 */ tcfdt->TC_CCR = AT91C_TC_CLKEN; - tcfdt->TC_RC = 0xffff; - tc_frame_end_set(128*2); - /* Clock XC1, Wave Mode, No automatic reset on RC comp * TIOA2 in RA comp = set, TIOA2 on RC comp = clear, * TIOA2 on EEVT = clear, TIOA2 on SWTRG = clear, @@ -128,14 +128,17 @@ void tc_fdt_init(void) AT91C_TC_EEVT_TIOB | AT91C_TC_ETRGEDG_FALLING | AT91C_TC_ENETRG | AT91C_TC_CPCSTOP ; + tcfdt->TC_RC = 0xffff; + /* Reset to start timers */ tcb->TCB_BCR = 1; AT91F_AIC_ConfigureIt(AT91C_ID_TC2, OPENPCD_IRQ_PRIO_TC_FDT, AT91C_AIC_SRCTYPE_INT_HIGH_LEVEL, (THandler)&tc_fdt_irq); + tcfdt->TC_IER = AT91C_TC_CPAS | AT91C_TC_CPCS | + AT91C_TC_ETRGS; + AT91F_AIC_ClearIt(AT91C_ID_TC2); AT91F_AIC_EnableIt(AT91C_ID_TC2); - tcfdt->TC_IER = AT91C_TC_CPAS | AT91C_TC_CPBS | AT91C_TC_CPCS | - AT91C_TC_ETRGS; } |