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Merge branch 'feature/add_psram_workaround_option_3.1' into 'release/v3.1'

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make psram workaround depend on chip revison (v3.1)

See merge request espressif/esp-idf!6210
This commit is contained in:
Angus Gratton 2019-10-10 11:00:56 +08:00
commit 42739580e4
1 changed files with 3 additions and 1 deletions
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components/esp32/Kconfig
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@ -138,7 +138,7 @@ config SPIRAM_MEMTEST
config SPIRAM_CACHE_WORKAROUND
bool "Enable workaround for bug in SPI RAM cache for Rev1 ESP32s"
depends on SPIRAM_USE_MEMMAP || SPIRAM_USE_CAPS_ALLOC || SPIRAM_USE_MALLOC
depends on (SPIRAM_USE_MEMMAP || SPIRAM_USE_CAPS_ALLOC || SPIRAM_USE_MALLOC) && (ESP32_REV_MIN < 3)
default "y"
help
Revision 1 of the ESP32 has a bug that can cause a write to PSRAM not to take place in some situations
@ -149,6 +149,8 @@ config SPIRAM_CACHE_WORKAROUND
This will also not use any bits of newlib that are located in ROM, opting for a version that is compiled
with the workaround and located in flash instead.
The workaround is not required for ESP32 revision 3 and above.
config SPIRAM_MALLOC_ALWAYSINTERNAL
int "Maximum malloc() size, in bytes, to always put in internal memory"
depends on SPIRAM_USE_MALLOC