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custom-board-bundle-sample-fork-of-rusefi
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rusefi 2017-05-17 20:29:22 -04:00
parent db82156ff9
commit c435f663b0
1 changed files with 6 additions and 0 deletions
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6
firmware/global.h
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@ -64,6 +64,12 @@ typedef unsigned int time_t;
#endif #endif
/**
* rusEfi is placing some of data structures into CCM memory simply
* in order to use that memory - no magic about which RAM is faster etc.
*
* Please note that DMA does not work with CCM memory
*/
#if EFI_USE_CCM && defined __GNUC__ #if EFI_USE_CCM && defined __GNUC__
#define CCM_OPTIONAL __attribute__((section(".ram4"))) #define CCM_OPTIONAL __attribute__((section(".ram4")))
#elif defined __GNUC__ #elif defined __GNUC__