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NRFCordioHCIDriver: remove idle_hook (and RTOS dependency) #12956

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Merged
merged 1 commit into from
May 13, 2020
Merged

NRFCordioHCIDriver: remove idle_hook (and RTOS dependency) #12956

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31 changes: 0 additions & 31 deletions ...EATURE_BLE/targets/TARGET_NORDIC/TARGET_NORDIC_CORDIO/TARGET_NRF5x/NRFCordioHCIDriver.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,6 @@

// mbed Includes
#include "mbed_assert.h"
#include "rtos/source/rtos_idle.h"
#include "platform/mbed_power_mgmt.h"
#include "mbed_critical.h"

Expand Down Expand Up @@ -183,30 +182,6 @@ const LlRtCfg_t NRFCordioHCIDriver::_ll_cfg = {

extern "C" void TIMER0_IRQHandler(void);

static void idle_hook(void)
{
wsfTimerTicks_t nextExpiration;
bool_t timerRunning;

nextExpiration = WsfTimerNextExpiration(&timerRunning);
if(timerRunning && nextExpiration > 0)
{
// Make sure we hae enough time to go to sleep
if( nextExpiration < 1 /* 10 ms per tick which is long enough to got to sleep */ )
{
// Bail
return;
}
}

// critical section to complete sleep with locked deepsleep
core_util_critical_section_enter();
sleep_manager_lock_deep_sleep();
sleep();
sleep_manager_unlock_deep_sleep();
core_util_critical_section_exit();
}

NRFCordioHCIDriver::NRFCordioHCIDriver(CordioHCITransportDriver& transport_driver) : cordio::CordioHCIDriver(transport_driver), _is_init(false), _stack_buffer(NULL)
{
_stack_buffer = (uint8_t*)malloc(CORDIO_LL_MEMORY_FOOTPRINT);
Expand Down Expand Up @@ -234,9 +209,6 @@ NRFCordioHCIDriver::~NRFCordioHCIDriver()
free(_stack_buffer);
_stack_buffer = NULL;

// Restore RTOS idle thread
rtos_attach_idle_hook(NULL);

MBED_ASSERT(_stack_buffer == NULL);
}

Expand Down Expand Up @@ -281,9 +253,6 @@ void NRFCordioHCIDriver::do_initialize()
.freeMemAvail = CORDIO_LL_MEMORY_FOOTPRINT
};

// Override RTOS idle thread
rtos_attach_idle_hook(idle_hook);

/* switch to more accurate 16 MHz crystal oscillator (system starts up using 16MHz RC oscillator) */
NRF_CLOCK->EVENTS_HFCLKSTARTED = 0;
NRF_CLOCK->TASKS_HFCLKSTART = 1;
Expand Down