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Add logic to make external RAM usable with malloc()

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This commit is contained in:
Jeroen Domburg
2017-09-22 16:02:39 +08:00
parent c65f12bb45
commit 740f8a79f0
20 changed files with 364 additions and 51 deletions
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components/soc/include/soc/soc_memory_layout.h
+18 -5
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@@ -17,6 +17,8 @@
#include <stdbool.h>
#include "soc/soc.h"
#include "sdkconfig.h"
#include "esp_attr.h"
#define SOC_MEMORY_TYPE_NO_PRIOS 3
@@ -58,12 +60,12 @@ typedef struct
extern const soc_reserved_region_t soc_reserved_regions[];
extern const size_t soc_reserved_region_count;
inline static bool esp_ptr_dma_capable(const void *p)
inline static bool IRAM_ATTR esp_ptr_dma_capable(const void *p)
{
return (intptr_t)p >= SOC_DMA_LOW && (intptr_t)p < SOC_DMA_HIGH;
}
inline static bool esp_ptr_executable(const void *p)
inline static bool IRAM_ATTR esp_ptr_executable(const void *p)
{
intptr_t ip = (intptr_t) p;
return (ip >= SOC_IROM_LOW && ip < SOC_IROM_HIGH)
@@ -71,8 +73,19 @@ inline static bool esp_ptr_executable(const void *p)
|| (ip >= SOC_RTC_IRAM_LOW && ip < SOC_RTC_IRAM_HIGH);
}
inline bool esp_ptr_byte_accesible(const void *p)
inline static bool IRAM_ATTR esp_ptr_byte_accessible(const void *p)
{
//currently only support DRAM, add PSRAM region in the future
return (intptr_t)p >= SOC_BYTE_ACCESSIBLE_LOW && (intptr_t)p < SOC_BYTE_ACCESSIBLE_HIGH;
bool r;
r = ((intptr_t)p >= SOC_BYTE_ACCESSIBLE_LOW && (intptr_t)p < SOC_BYTE_ACCESSIBLE_HIGH);
#if CONFIG_SPIRAM_SUPPORT
r |= ((intptr_t)p >= SOC_EXTRAM_DATA_LOW && (intptr_t)p < SOC_EXTRAM_DATA_HIGH);
#endif
return r;
}
inline static bool IRAM_ATTR esp_ptr_internal(const void *p) {
bool r;
r = ((intptr_t)p >= SOC_MEM_INTERNAL_LOW && (intptr_t)p < SOC_MEM_INTERNAL_HIGH);
r |= ((intptr_t)p >= SOC_RTC_DATA_LOW && (intptr_t)p < SOC_RTC_DATA_HIGH);
return r;
}