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Merge branch 'pico_spi_dma' into pico_exti

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Steve Evans 2025-06-29 21:15:21 +01:00
commit fc7f76ffc4
1 changed files with 0 additions and 37 deletions
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37
src/platform/PICO/bus_spi_pico.c
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@ -280,46 +280,9 @@ FAST_IRQ_HANDLER static void spiRxIrqHandler(dmaChannelDescriptor_t* descriptor)
spiInternalStopDMA(dev); spiInternalStopDMA(dev);
#ifdef __DCACHE_PRESENT
#ifdef STM32H7
if (bus->curSegment->u.buffers.rxData &&
((bus->curSegment->u.buffers.rxData < &_dmaram_start__) || (bus->curSegment->u.buffers.rxData >= &_dmaram_end__))) {
#else
if (bus->curSegment->u.buffers.rxData) {
#endif
// Invalidate the D cache covering the area into which data has been read
SCB_InvalidateDCache_by_Addr(
(uint32_t *)((uint32_t)bus->curSegment->u.buffers.rxData & ~CACHE_LINE_MASK),
(((uint32_t)bus->curSegment->u.buffers.rxData & CACHE_LINE_MASK) +
bus->curSegment->len - 1 + CACHE_LINE_SIZE) & ~CACHE_LINE_MASK);
}
#endif // __DCACHE_PRESENT
spiIrqHandler(dev); spiIrqHandler(dev);
} }
#if 0
// Interrupt handler for SPI transmit DMA completion
FAST_IRQ_HANDLER static void spiTxIrqHandler(dmaChannelDescriptor_t* descriptor)
{
const extDevice_t *dev = (const extDevice_t *)descriptor->userParam;
if (!dev) {
return;
}
busDevice_t *bus = dev->bus;
spiInternalStopDMA(dev);
if (bus->curSegment->negateCS) {
// Negate Chip Select
IOHi(dev->busType_u.spi.csnPin);
}
spiIrqHandler(dev);
}
#endif
extern dmaChannelDescriptor_t dmaDescriptors[]; extern dmaChannelDescriptor_t dmaDescriptors[];