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NonArduino: Tock: Fixup the GPIO interrupt callbacks

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Previously we only supported a single interrupt callback function, which
could cause issues. Fix this up so instead we support interrupt
callbacks on all 4 GPIOs.

Signed-off-by: Alistair Francis <alistair@alistair23.me>
This commit is contained in:
Alistair Francis 2024-07-02 20:18:02 +10:00
parent 71a7ebf86e
commit 416df1c50d
1 changed files with 6 additions and 2 deletions
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8
examples/NonArduino/Tock/libtockHal.h
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@ -55,6 +55,8 @@
typedef void (*gpioIrqFn)(void); typedef void (*gpioIrqFn)(void);
gpioIrqFn gpio_funcs[4] = { NULL, NULL, NULL, NULL};
/* /*
* Get the the timer frequency in Hz. * Get the the timer frequency in Hz.
*/ */
@ -73,7 +75,7 @@ static void lora_phy_gpio_Callback (int gpioPin,
__attribute__ ((unused)) int arg3, __attribute__ ((unused)) int arg3,
void* userdata) void* userdata)
{ {
gpioIrqFn fn = *(gpioIrqFn*)(&userdata); gpioIrqFn fn = gpio_funcs[gpioPin - 1];
if (fn != NULL ) { if (fn != NULL ) {
fn(); fn();
@ -136,7 +138,8 @@ class TockHal : public RadioLibHal {
return; return;
} }
libtock_lora_phy_gpio_command_interrupt_callback(lora_phy_gpio_Callback, &interruptCb); gpio_funcs[interruptNum - 1] = interruptCb;
libtock_lora_phy_gpio_command_interrupt_callback(lora_phy_gpio_Callback, NULL);
// set GPIO as input and enable interrupts on it // set GPIO as input and enable interrupts on it
libtock_lora_phy_gpio_enable_input(interruptNum, libtock_pull_down); libtock_lora_phy_gpio_enable_input(interruptNum, libtock_pull_down);
@ -148,6 +151,7 @@ class TockHal : public RadioLibHal {
return; return;
} }
gpio_funcs[interruptNum - 1] = NULL;
libtock_lora_phy_gpio_disable_interrupt(interruptNum); libtock_lora_phy_gpio_disable_interrupt(interruptNum);
} }