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AP_HAL: Add StatsTracker helper

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This commit is contained in:
Iampete1 2024-03-15 14:18:55 +00:00 committed by Peter Hall
parent b045939f1d
commit c64124daf9
2 changed files with 24 additions and 1 deletions
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10
libraries/AP_HAL/UARTDriver.cpp
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@ -163,3 +163,13 @@ uint64_t AP_HAL::UARTDriver::receive_time_constraint_us(uint16_t nbytes)
{ {
return AP_HAL::micros64(); return AP_HAL::micros64();
} }
#if HAL_UART_STATS_ENABLED
// Take cumulative bytes and return the change since last call
uint32_t AP_HAL::UARTDriver::StatsTracker::ByteTracker::update(uint32_t bytes)
{
const uint32_t change = bytes - last_bytes;
last_bytes = bytes;
return change;
}
#endif

15
libraries/AP_HAL/UARTDriver.h
View File

@ -152,8 +152,21 @@ public:
virtual bool is_dma_enabled() const { return false; } virtual bool is_dma_enabled() const { return false; }
#if HAL_UART_STATS_ENABLED #if HAL_UART_STATS_ENABLED
// Helper to keep track of data usage since last call
struct StatsTracker {
class ByteTracker {
public:
// Take cumulative bytes and return the change since last call
uint32_t update(uint32_t bytes);
private:
uint32_t last_bytes;
};
ByteTracker tx;
ByteTracker rx;
};
// request information on uart I/O for this uart, for @SYS/uarts.txt // request information on uart I/O for this uart, for @SYS/uarts.txt
virtual void uart_info(ExpandingString &str) {} virtual void uart_info(ExpandingString &str, StatsTracker &stats, const uint32_t dt_ms) {}
#endif #endif
/* /*