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AP_HAL: Add UART option to not override streamrates

This commit is contained in:
Stephen Dade 2021-11-28 20:46:08 +11:00 committed by Peter Barker
parent fb5ac63a63
commit 68ca18329c
1 changed files with 7 additions and 2 deletions
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9
libraries/AP_HAL/UARTDriver.h
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@ -9,6 +9,10 @@ class ExpandingString;
/* Pure virtual UARTDriver class */
class AP_HAL::UARTDriver : public AP_HAL::BetterStream {
private:
// option bits for port
uint16_t _last_options;
public:
UARTDriver() {}
/* Do not allow copies */
@ -61,8 +65,8 @@ public:
virtual int16_t read_locked(uint32_t key) { return -1; }
// control optional features
virtual bool set_options(uint16_t options) { return options==0; }
virtual uint8_t get_options(void) const { return 0; }
virtual bool set_options(uint16_t options) { _last_options = options; return options==0; }
virtual uint16_t get_options(void) const { return _last_options; }
enum {
OPTION_RXINV = (1U<<0), // invert RX line
@ -77,6 +81,7 @@ public:
OPTION_NODMA_TX = (1U<<9), // don't use DMA for TX
OPTION_MAVLINK_NO_FORWARD = (1U<<10), // don't forward MAVLink data to or from this device
OPTION_NOFIFO = (1U<<11), // disable hardware FIFO
OPTION_NOSTREAMOVERRIDE = (1U<<12), // don't allow GCS to override streamrates
};
enum flow_control {