From 4b655364d426f8429b063d9746c754beca6f7d1f Mon Sep 17 00:00:00 2001 From: Uros Majstorovic Date: Wed, 14 Mar 2018 18:31:22 +0100 Subject: fixed concerning new asm trap entry --- code/fe310/eos/spi.h | 22 +++++++++++++++++----- 1 file changed, 17 insertions(+), 5 deletions(-) (limited to 'code/fe310/eos/spi.h') diff --git a/code/fe310/eos/spi.h b/code/fe310/eos/spi.h index 7e281b8..55ff846 100644 --- a/code/fe310/eos/spi.h +++ b/code/fe310/eos/spi.h @@ -10,19 +10,31 @@ #define SPI_SIZE_BUF 1500 #define SPI_SIZE_CHUNK 4 -#define SPI_SIZE_BUFQ 4 +#define SPI_SIZE_BUFQ 2 #define SPI_GPIO_RTS_OFFSET PIN_8_OFFSET #define SPI_GPIO_CTS_OFFSET PIN_7_OFFSET #define SPI_IOF_MASK (((uint32_t)1 << IOF_SPI1_SCK) | ((uint32_t)1 << IOF_SPI1_MOSI) | ((uint32_t)1 << IOF_SPI1_MISO)) -typedef struct SPIBuffer { - unsigned char cmd; - unsigned char *buffer; + +#define SPI_FLAG_RDY 0x01 +#define SPI_FLAG_RST 0x02 +#define SPI_FLAG_RTS 0x04 +#define SPI_FLAG_CTS 0x08 +#define SPI_FLAG_INIT 0x10 +#define SPI_FLAG_ONEW 0x20 + +typedef struct SPIState { + uint8_t flags; uint16_t len; + uint16_t len_tx; uint16_t len_rx; uint16_t idx_tx; uint16_t idx_rx; -} SPIBuffer; + unsigned char cmd; + unsigned char *buf; + uint8_t next_cnt; + unsigned char *next_buf; +} SPIState; typedef struct SPIBufQ { uint8_t idx_r; -- cgit v1.2.3