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spi: added transaction length check to refuse longer than hardware supported length

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Armando
2023-04-14 11:43:38 +08:00
parent 1438d9a02c
commit ea10aac4f0
8 changed files with 23 additions and 7 deletions
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3
components/hal/esp32s2/include/hal/spi_ll.h
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@@ -41,7 +41,8 @@ extern "C" {
#define HAL_SPI_SWAP_DATA_TX(data, len) HAL_SWAP32((uint32_t)(data) << (32 - len))
#define SPI_LL_GET_HW(ID) ((ID)==0? ({abort();NULL;}):((ID)==1? &GPSPI2 : &GPSPI3))
#define SPI_LL_DATA_MAX_BIT_LEN (1 << 23)
#define SPI_LL_DMA_MAX_BIT_LEN (1 << 23) //reg len: 23 bits
#define SPI_LL_CPU_MAX_BIT_LEN (18 * 32) //Fifo len: 18 words
/**
* The data structure holding calculated clock configuration. Since the