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New usbDelay that delays and handles USB requests

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Added usbDelay that polls usb port (for system requests) while delaying.
This is called instead of delay in the button and pin delay functions.
Experimental evaluation gave that the cycle count should be roughly divided
by 28.5.
This commit is contained in:
Jochen Hoenicke 2015-04-29 19:10:48 +02:00
parent b56cf9246b
commit 218b9984bb
3 changed files with 10 additions and 2 deletions
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4
firmware/protect.c
View File

@ -57,7 +57,7 @@ bool protectButton(ButtonRequestType type, bool confirm_only)
// button acked - check buttons
if (acked) {
delay(100000);
usbDelay(3500);
buttonUpdate();
if (button.YesUp) {
result = true;
@ -165,7 +165,7 @@ bool protectPin(bool use_cached)
}
layoutDialog(DIALOG_ICON_INFO, NULL, NULL, NULL, "Wrong PIN entered", NULL, "Please wait", secstr, "to continue ...", NULL);
// wait one second
delay(24000000);
usbDelay(840000);
}
}
const char *pin;

7
firmware/usb.c
View File

@ -332,3 +332,10 @@ void usbTiny(char set)
{
tiny = set;
}
void usbDelay(int cycles)
{
while (cycles--) {
usbd_poll(usbd_dev);
}
}

1
firmware/usb.h
View File

@ -24,5 +24,6 @@ void usbInit(void);
void usbPoll(void);
void usbReconnect(void);
void usbTiny(char set);
void usbDelay(int cycles);
#endif