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Security: ESP32C3 memory protection feature (IRAM0/DRAM0)

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Software support for PMS module.
Allows controlled memory access to IRAM (R/W/X) and DRAM0 (R/W)
On/locked by default, configurable in Kconfig (esp_system)

Closes https://jira.espressif.com:8443/browse/IDF-2092
This commit is contained in:
Martin Vychodil
2021-01-27 08:44:03 +01:00
parent d097988608
commit 69096ddce5
24 changed files with 1166 additions and 374 deletions
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components/esp_system/sdkconfig.rename
+4
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@@ -10,5 +10,9 @@ CONFIG_ESP32S2_PANIC_PRINT_HALT CONFIG_ESP_SYSTEM_PANIC_
CONFIG_ESP32S2_PANIC_PRINT_REBOOT CONFIG_ESP_SYSTEM_PANIC_PRINT_REBOOT
CONFIG_ESP32S2_PANIC_SILENT_REBOOT CONFIG_ESP_SYSTEM_PANIC_SILENT_REBOOT
CONFIG_ESP32S2_PANIC_GDBSTUB CONFIG_ESP_SYSTEM_PANIC_GDBSTUB
CONFIG_ESP32S2_MEMPROT_FEATURE CONFIG_ESP_SYSTEM_MEMPROT_FEATURE
CONFIG_ESP32S2_MEMPROT_FEATURE_LOCK CONFIG_ESP_SYSTEM_MEMPROT_FEATURE_LOCK
CONFIG_ESP32C3_MEMPROT_FEATURE CONFIG_ESP_SYSTEM_MEMPROT_FEATURE
CONFIG_ESP32C3_MEMPROT_FEATURE_LOCK CONFIG_ESP_SYSTEM_MEMPROT_FEATURE_LOCK
CONFIG_ESP32_RTC_XTAL_BOOTSTRAP_CYCLES CONFIG_ESP_SYSTEM_RTC_EXT_XTAL_BOOTSTRAP_CYCLES