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chore(core): Redo NFC driver to event based structure

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This commit is contained in:
kopecdav 2025-02-10 15:42:32 +01:00
parent f9f3d1a3cb
commit d962d63e2d
2 changed files with 38 additions and 5 deletions
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1
core/embed/io/nfc/inc/io/nfc.h
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@ -46,6 +46,7 @@ typedef enum {
typedef enum {
NFC_NO_EVENT,
NFC_EVENT_DEACTIVATED,
NFC_EVENT_ACTIVATED,
} nfc_event_t;

42
core/embed/io/nfc/st25r3916b/nfc.c
View File

@ -51,16 +51,20 @@
// NFC-F PAD0
#define LM_PAD0 0x00U
typedef enum{
NFC_STATE_ACTIVE,
NFC_STATE_NOT_ACTIVE
} nfc_state_t;
typedef struct {
bool initialized;
// SPI driver
SPI_HandleTypeDef hspi;
// NFC IRQ pin callback
void (*nfc_irq_callback)(void);
EXTI_HandleTypeDef hEXTI;
rfalNfcDiscoverParam disc_params;
nfc_state_t last_nfc_state;
} st25r3916b_driver_t;
static st25r3916b_driver_t g_st25r3916b_driver = {
@ -211,6 +215,7 @@ nfc_status_t nfc_init() {
}
drv->initialized = true;
drv->last_nfc_state = NFC_STATE_NOT_ACTIVE;
return NFC_OK;
}
@ -375,14 +380,40 @@ nfc_status_t nfc_get_event(nfc_event_t *event) {
return NFC_NOT_INITIALIZED;
}
static rfalNfcDevice *nfcDevice;
rfalNfcDevice *nfcDevice;
// Run RFAL worker periodically
rfalNfcWorker();
if(rfalNfcIsDevActivated(rfalNfcGetState())) {
rfalNfcState rfal_state = rfalNfcGetState();
*event = NFC_EVENT_ACTIVATED;
nfc_state_t cur_nfc_state = NFC_STATE_NOT_ACTIVE;
if(rfalNfcIsDevActivated(rfal_state)) {
cur_nfc_state = NFC_STATE_ACTIVE;
}
if(cur_nfc_state != drv->last_nfc_state){
switch(cur_nfc_state){
case NFC_STATE_ACTIVE:
*event = NFC_EVENT_ACTIVATED;
break;
case NFC_STATE_NOT_ACTIVE:
*event = NFC_EVENT_DEACTIVATED;
break;
default:
*event = NFC_NO_EVENT;
}
drv->last_nfc_state = cur_nfc_state;
}
if(cur_nfc_state == NFC_STATE_ACTIVE) {
rfalNfcGetActiveDevice(&nfcDevice);
@ -434,6 +465,7 @@ nfc_status_t nfc_get_event(nfc_event_t *event) {
rfalNfcDeactivate(RFAL_NFC_DEACTIVATE_DISCOVERY); // Automatically deactivate
}
// No event in CE mode, activation/deactivation handled automatically
*event = NFC_NO_EVENT;
break;