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Merge branch 'fix/pmp_drom_mask_read_only_v5.5' into 'release/v5.5'

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fix(cpu_region_protect): set DROM mask PMP entry to read-only (v5.5)

See merge request espressif/esp-idf!47577
This commit is contained in:
Jiang Jiang Jian
2026-05-22 16:29:53 +08:00
parent 851efb6119 e3a8feedcc
commit 50d7885fc6
5 changed files with 54 additions and 1 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);