From e9329762b11d7e3188a6610c6dcde36a66778e34 Mon Sep 17 00:00:00 2001 From: Giovanni Di Sirio Date: Wed, 29 Jul 2015 13:09:28 +0000 Subject: More checks in STM32 ADCv1 driver. Added notes. git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@8129 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- os/hal/ports/STM32/LLD/ADCv1/adc_lld.h | 11 +++++++++++ os/hal/ports/STM32/LLD/ADCv1/notes.txt | 16 ++++++++++++++++ 2 files changed, 27 insertions(+) create mode 100644 os/hal/ports/STM32/LLD/ADCv1/notes.txt (limited to 'os/hal/ports/STM32') diff --git a/os/hal/ports/STM32/LLD/ADCv1/adc_lld.h b/os/hal/ports/STM32/LLD/ADCv1/adc_lld.h index 41ca80859..1ec639801 100644 --- a/os/hal/ports/STM32/LLD/ADCv1/adc_lld.h +++ b/os/hal/ports/STM32/LLD/ADCv1/adc_lld.h @@ -215,6 +215,17 @@ #endif #endif +/* Check on the presence of the DMA streams settings in mcuconf.h.*/ +#if STM32_ADC_USE_ADC1 && !defined(STM32_ADC_ADC1_DMA_STREAM) +#error "ADC DMA stream not defined" +#endif + +/* Check on the validity of the assigned DMA channels.*/ +#if STM32_ADC_USE_ADC1 && \ + !STM32_DMA_IS_VALID_ID(STM32_ADC_ADC1_DMA_STREAM, STM32_ADC1_DMA_MSK) +#error "invalid DMA stream associated to ADC1" +#endif + #if !defined(STM32_DMA_REQUIRED) #define STM32_DMA_REQUIRED #endif diff --git a/os/hal/ports/STM32/LLD/ADCv1/notes.txt b/os/hal/ports/STM32/LLD/ADCv1/notes.txt new file mode 100644 index 000000000..5dd7576c4 --- /dev/null +++ b/os/hal/ports/STM32/LLD/ADCv1/notes.txt @@ -0,0 +1,16 @@ +STM32 ADCv1 driver. + +Driver capability: + +- Supports the STM32 "simple" ADC, the one found on small devices (F0, L0). + +The file registry must export: + +STM32_HAS_ADC1 - ADC1 presence flag. +STM32_ADC_SUPPORTS_PRESCALER - Support of CCR PRESC field. +STM32_ADC_SUPPORTS_OVERSAMPLING - Support of oversampling-related fields. +STM32_ADC1_IRQ_SHARED_WITH_EXTI - TRUE if the IRQ is shared with EXTI. +STM32_ADC1_HANDLER - IRQ vector name. +STM32_ADC1_NUMBER - IRQ vector number. +STM32_ADC1_DMA_MSK - Mask of the compatible DMA channels. +STM32_ADC1_DMA_CHN - Mask of the challens mapping. -- cgit v1.2.3