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[nrf528xx] add volatile mark to nrf uart read/write buffers (#4652)

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These buffers are touched in volatile and should be marked as volatile.
This commit is contained in:
Jiacheng Guo
2020-03-17 10:06:30 -07:00
committed by GitHub
parent 0c34c42043
commit cecf203388
1 changed files with 6 additions and 6 deletions
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examples/platforms/nrf528xx/src/transport/uart.c
+6 -6
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@@ -56,16 +56,16 @@ bool sUartEnabled = false;
/**
* UART TX buffer variables.
*/
static const uint8_t *sTransmitBuffer = NULL;
static uint16_t sTransmitLength = 0;
static bool sTransmitDone = 0;
static volatile const uint8_t *sTransmitBuffer = NULL;
static volatile uint16_t sTransmitLength = 0;
static volatile bool sTransmitDone = 0;
/**
* UART RX ring buffer variables.
*/
static uint8_t sReceiveBuffer[UART_RX_BUFFER_SIZE];
static uint16_t sReceiveHead = 0;
static uint16_t sReceiveTail = 0;
static uint8_t sReceiveBuffer[UART_RX_BUFFER_SIZE];
static volatile uint16_t sReceiveHead = 0;
static volatile uint16_t sReceiveTail = 0;
/**
* Function for checking if RX buffer is full.