memory.h

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#ifndef NEXUS_CORE_MEMORY_H
#define NEXUS_CORE_MEMORY_H
 
#include "nexus_config.h"

#if !defined(__GNUC__) && !defined(__clang__)
#error                                                                         \
    "Optional memory placement requires the maintained GNU-compatible compiler"
#endif
 
#define NX_CORE_MEMORY_STRING_DETAIL(value) #value
#define NX_CORE_MEMORY_STRING(value)        NX_CORE_MEMORY_STRING_DETAIL(value)
#define NX_CORE_MEMORY_ATTRIBUTE(name)                                         \
    __attribute__((section(name "." NX_CORE_MEMORY_STRING(__COUNTER__)),       \
                   aligned(4), nocommon))
 
#if defined(NEXUS_MEMORY_ADDSRAM) && NEXUS_MEMORY_ADDSRAM == 1
#define NX_MEMORY_ADDSRAM_DATA NX_CORE_MEMORY_ATTRIBUTE(".nx_addsram_data")
#define NX_MEMORY_ADDSRAM_BSS  NX_CORE_MEMORY_ATTRIBUTE(".bss.nx_addsram")
#define NX_MEMORY_ADDSRAM_NOINIT                                               \
    NX_CORE_MEMORY_ATTRIBUTE(".bss.nx_addsram_noinit")
#else
#define NX_MEMORY_ADDSRAM_DATA                                                 \
    _Pragma("GCC error \"ADDSRAM memory region is not selected\"")
#define NX_MEMORY_ADDSRAM_BSS    NX_MEMORY_ADDSRAM_DATA
#define NX_MEMORY_ADDSRAM_NOINIT NX_MEMORY_ADDSRAM_DATA
#endif
 
#if defined(NEXUS_MEMORY_TCM) && NEXUS_MEMORY_TCM == 1
#define NX_MEMORY_TCM_DATA   NX_CORE_MEMORY_ATTRIBUTE(".nx_tcm_data")
#define NX_MEMORY_TCM_BSS    NX_CORE_MEMORY_ATTRIBUTE(".bss.nx_tcm")
#define NX_MEMORY_TCM_NOINIT NX_CORE_MEMORY_ATTRIBUTE(".bss.nx_tcm_noinit")
#else
#define NX_MEMORY_TCM_DATA                                                     \
    _Pragma("GCC error \"TCM memory region is not selected\"")
#define NX_MEMORY_TCM_BSS    NX_MEMORY_TCM_DATA
#define NX_MEMORY_TCM_NOINIT NX_MEMORY_TCM_DATA
#endif
 
#if defined(NEXUS_MEMORY_CCM) && NEXUS_MEMORY_CCM == 1
#define NX_MEMORY_CCM_DATA   NX_CORE_MEMORY_ATTRIBUTE(".nx_ccm_data")
#define NX_MEMORY_CCM_BSS    NX_CORE_MEMORY_ATTRIBUTE(".bss.nx_ccm")
#define NX_MEMORY_CCM_NOINIT NX_CORE_MEMORY_ATTRIBUTE(".bss.nx_ccm_noinit")
#else
#define NX_MEMORY_CCM_DATA                                                     \
    _Pragma("GCC error \"CCM memory region is not selected\"")
#define NX_MEMORY_CCM_BSS    NX_MEMORY_CCM_DATA
#define NX_MEMORY_CCM_NOINIT NX_MEMORY_CCM_DATA
#endif
 
#endif