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sim.c waiting char issue

Message ID 1438101369892-4026719.post@n3.nabble.com
State New
Headers show

Commit Message

etienne July 28, 2015, 4:36 p.m. UTC 
Hello, 
The sim driver was not working with my sim card. 
After some successful apdu requests, it was ceasing to work.
It turned out that the sim is sending waiting chars before some rx acks.
The following patch solved the problem.


Regards,
Etienne




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Patch

diff --git a/src/target/firmware/calypso/sim.c
b/src/target/firmware/calypso/sim.c
index 752628f..b35909f 100644
--- a/src/target/firmware/calypso/sim.c
+++ b/src/target/firmware/calypso/sim.c
@@ -536,6 +536,8 @@  void sim_handler(void)
                /* Case 2: No input / Output of known length */
                if (mode == SIM_APDU_PUT) {
                        sim_state = SIM_STATE_RX_ACK;
+                       /* ignore waiting char here*/
+                       sim_ignore_waiting_char = 1;
                        calypso_sim_receive(response, 1);
                        break;
                /* Case 4: Input / No output */
@@ -563,6 +565,8 @@  void sim_handler(void)
                        break; /* wait until data is received */
                /* Disable all interrupt driven functions */
                writew(0xFF, REG_SIM_MASKIT);
+               /*stop ignoring waiting char*/
+               sim_ignore_waiting_char = 0;
                /* error received */
                if (sim_rx_character_count == 2) {
                        puts("SIM: command failed\n");