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Merge branch 'fix/pmp_drom_mask_read_only_v5.4' into 'release/v5.4'

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fix(cpu_region_protect): set DROM mask PMP entry to read-only (v5.4)

See merge request espressif/esp-idf!47578
This commit is contained in:
Mahavir Jain
2026-05-13 12:56:17 +05:30
parent 8d6620a763 c07e3c5b3a
commit aa89fd558b
5 changed files with 75 additions and 2 deletions
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components/esp_hw_support/port/esp32c61/cpu_region_protect.c
+1 -1
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@@ -137,7 +137,7 @@ void esp_cpu_configure_region_protection(void)
if ((drom_start & (SOC_CPU_PMP_REGION_GRANULARITY - 1)) == 0) {
PMP_ENTRY_SET(1, SOC_IROM_MASK_LOW, NONE);
PMP_ENTRY_SET(2, drom_start, PMP_TOR | RX);
PMP_ENTRY_SET(3, SOC_DROM_MASK_HIGH, PMP_TOR | RW);
PMP_ENTRY_SET(3, SOC_DROM_MASK_HIGH, PMP_TOR | R);
} else {
const uint32_t pmpaddr1 = PMPADDR_NAPOT(SOC_IROM_MASK_LOW, SOC_IROM_MASK_HIGH);
PMP_ENTRY_SET(1, pmpaddr1, PMP_NAPOT | RX);