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Rate-limit core0 card_status polling loops

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Pol Henarejos
2026-06-01 13:17:52 +02:00
parent b13e2ebe15
commit 018d4e6ff1
3 changed files with 33 additions and 12 deletions
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19
src/usb/ccid/ccid.c
View File

@@ -345,13 +345,20 @@ void driver_exec_finished_cont_ccid(uint8_t itf, uint16_t size_next, uint16_t of
}
void ccid_task(void) {
const uint32_t status_poll_interval_ms = 1;
static uint32_t last_status_poll_ms[8] = {0};
uint32_t now_ms = board_millis();
for (uint8_t itf = 0; itf < ITF_SC_TOTAL; itf++) {
int status = card_status(sc_itf_to_usb_itf(itf));
if (status == PICOKEYS_OK) {
driver_exec_finished_ccid(itf, finished_data_size);
}
else if (status == PICOKEYS_ERR_BLOCKED) {
driver_exec_timeout_ccid(itf);
if (itf < (sizeof(last_status_poll_ms) / sizeof(last_status_poll_ms[0])) &&
now_ms - last_status_poll_ms[itf] >= status_poll_interval_ms) {
last_status_poll_ms[itf] = now_ms;
int status = card_status(sc_itf_to_usb_itf(itf));
if (status == PICOKEYS_OK) {
driver_exec_finished_ccid(itf, finished_data_size);
}
else if (status == PICOKEYS_ERR_BLOCKED) {
driver_exec_timeout_ccid(itf);
}
}
if (ccid_tx[itf].w_ptr > ccid_tx[itf].r_ptr) {
if (driver_write_ccid(itf, ccid_tx[itf].buffer + ccid_tx[itf].r_ptr, ccid_tx[itf].w_ptr - ccid_tx[itf].r_ptr) > 0) {

18
src/usb/hid/hid.c
View File

@@ -601,6 +601,8 @@ void driver_exec_finished_cont_hid(uint8_t itf, uint16_t size_next, uint16_t off
}
void hid_task(void) {
const uint32_t status_poll_interval_ms = 1;
static uint32_t last_status_poll_ms = 0;
#ifdef ENABLE_EMULATION
uint16_t rx_len = emul_read(ITF_HID);
if (rx_len) {
@@ -620,12 +622,16 @@ void hid_task(void) {
if (proc_pkt == 0) {
driver_process_usb_nopacket_hid();
}
int status = card_status(ITF_HID);
if (status == PICOKEYS_OK) {
driver_exec_finished_hid(finished_data_size);
}
else if (status == PICOKEYS_ERR_BLOCKED) {
send_keepalive();
uint32_t now_ms = board_millis();
if (now_ms - last_status_poll_ms >= status_poll_interval_ms) {
last_status_poll_ms = now_ms;
int status = card_status(ITF_HID);
if (status == PICOKEYS_OK) {
driver_exec_finished_hid(finished_data_size);
}
else if (status == PICOKEYS_ERR_BLOCKED) {
send_keepalive();
}
}
if (hid_tx[ITF_HID_CTAP].w_ptr > hid_tx[ITF_HID_CTAP].r_ptr && last_write_result[ITF_HID_CTAP] != WRITE_PENDING) {
if (driver_write_hid(ITF_HID_CTAP, hid_tx[ITF_HID_CTAP].buffer + hid_tx[ITF_HID_CTAP].r_ptr, 64) > 0) {

8
src/usb/lwip/rest_server.c
View File

@@ -209,6 +209,8 @@ static void send_json_error(rest_conn_t *conn, int status_code, const char *erro
}
void rest_task(void) {
const uint32_t status_poll_interval_ms = 1;
static uint32_t last_status_poll_ms = 0;
if (!rest_core1_job_pending_load()) {
rest_route_handler_t handler = rest_background_job_pop();
if (handler != NULL) {
@@ -219,6 +221,12 @@ void rest_task(void) {
}
return;
}
uint32_t now_ms = board_millis();
if (now_ms - last_status_poll_ms < status_poll_interval_ms) {
return;
}
last_status_poll_ms = now_ms;
int status = card_status(ITF_LWIP);
if (status != PICOKEYS_OK) {
return;