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author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2013-08-17 15:32:41 +0000 |
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committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2013-08-17 15:32:41 +0000 |
commit | dbd493cff1bb0c9b0bdd3eeb081a56dbaa0235a8 (patch) | |
tree | 2ed8fb8bfd5ef35bda5eabde336e25d16f9ca394 /os/hal/platforms/STM32/SPIv2 | |
parent | 155ef8ed75b12442fde1d80e4ca880d0e7f7c1f1 (diff) | |
download | ChibiOS-dbd493cff1bb0c9b0bdd3eeb081a56dbaa0235a8.tar.gz ChibiOS-dbd493cff1bb0c9b0bdd3eeb081a56dbaa0235a8.tar.bz2 ChibiOS-dbd493cff1bb0c9b0bdd3eeb081a56dbaa0235a8.zip |
I2C ported but needs to be reviewed to not use virtual timers directly.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/kernel_3_dev@6170 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/hal/platforms/STM32/SPIv2')
-rw-r--r-- | os/hal/platforms/STM32/SPIv2/spi_lld.h | 79 |
1 files changed, 24 insertions, 55 deletions
diff --git a/os/hal/platforms/STM32/SPIv2/spi_lld.h b/os/hal/platforms/STM32/SPIv2/spi_lld.h index 9f06fa5e5..ceac42b2c 100644 --- a/os/hal/platforms/STM32/SPIv2/spi_lld.h +++ b/os/hal/platforms/STM32/SPIv2/spi_lld.h @@ -124,58 +124,7 @@ #define STM32_SPI_DMA_ERROR_HOOK(spip) osalSysHalt("DMA failure")
#endif
-#if STM32_ADVANCED_DMA || defined(__DOXYGEN__)
-
-/**
- * @brief DMA stream used for SPI1 RX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_SPI_SPI1_RX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 0)
-#endif
-
-/**
- * @brief DMA stream used for SPI1 TX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_SPI_SPI1_TX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 3)
-#endif
-
-/**
- * @brief DMA stream used for SPI2 RX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_SPI_SPI2_RX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
-#endif
-
-/**
- * @brief DMA stream used for SPI2 TX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_SPI_SPI2_TX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_SPI_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
-#endif
-
-/**
- * @brief DMA stream used for SPI3 RX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_SPI_SPI3_RX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_SPI_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 0)
-#endif
-
-/**
- * @brief DMA stream used for SPI3 TX operations.
- * @note This option is only available on platforms with enhanced DMA.
- */
-#if !defined(STM32_SPI_SPI3_TX_DMA_STREAM) || defined(__DOXYGEN__)
-#define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
-#endif
-
-#else /* !STM32_ADVANCED_DMA */
-
+/* TODO: Move the following DMA settings in the STM32F0XX registry.*/
#if defined(STM32F0XX)
/* Fixed values for STM32F0xx devices.*/
#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
@@ -184,7 +133,8 @@ #define STM32_SPI_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
#endif /* defined(STM32F0XX) */
-#if defined(STM32F30X) || defined(STM32F37X)
+/* TODO: Move the following DMA settings in the STM32F37X registry.*/
+#if defined(STM32F37X)
/* Fixed values for STM32F3xx devices.*/
#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
#define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
@@ -193,8 +143,6 @@ #define STM32_SPI_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 1)
#define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 2)
#endif /* defined(STM32F30X) */
-
-#endif /* !STM32_ADVANCED_DMA*/
/** @} */
/*===========================================================================*/
@@ -247,6 +195,26 @@ #error "Invalid DMA priority assigned to SPI3"
#endif
+/* The following checks are only required when there is a DMA able to
+ reassign streams to different channels.*/
+#if STM32_ADVANCED_DMA
+/* Check on the presence of the DMA streams settings in mcuconf.h.*/
+#if STM32_SPI_USE_SPI1 && (!defined(STM32_SPI_SPI1_RX_DMA_STREAM) || \
+ !defined(STM32_SPI_SPI1_TX_DMA_STREAM))
+#error "SPI1 DMA streams not defined"
+#endif
+
+#if STM32_SPI_USE_SPI2 && (!defined(STM32_SPI_SPI2_RX_DMA_STREAM) || \
+ !defined(STM32_SPI_SPI2_TX_DMA_STREAM))
+#error "SPI2 DMA streams not defined"
+#endif
+
+#if STM32_SPI_USE_SPI3 && (!defined(STM32_SPI_SPI3_RX_DMA_STREAM) || \
+ !defined(STM32_SPI_SPI3_TX_DMA_STREAM))
+#error "SPI3 DMA streams not defined"
+#endif
+
+/* Check on the validity of the assigned DMA channels.*/
#if STM32_SPI_USE_SPI1 && \
!STM32_DMA_IS_VALID_ID(STM32_SPI_SPI1_RX_DMA_STREAM, STM32_SPI1_RX_DMA_MSK)
#error "invalid DMA stream associated to SPI1 RX"
@@ -276,6 +244,7 @@ !STM32_DMA_IS_VALID_ID(STM32_SPI_SPI3_TX_DMA_STREAM, STM32_SPI3_TX_DMA_MSK)
#error "invalid DMA stream associated to SPI3 TX"
#endif
+#endif /* STM32_ADVANCED_DMA */
#if !defined(STM32_DMA_REQUIRED)
#define STM32_DMA_REQUIRED
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