Mirrors/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2026-10-02 11:10:54 +03:00
Code Issues Packages Projects Releases Wiki Activity

fix(esp_hw_support): fix RNG to LP peri domain dependency on C5

Browse Source
This commit is contained in:
wuzhenghui
2026-01-09 11:17:15 +08:00
parent b13047f8ca
commit 0ea4a22ce9
4 changed files with 109 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files
components/esp_hw_support/hw_random.c
+6 -8
View File
@@ -25,6 +25,9 @@
#if SOC_RNG_CLOCK_IS_INDEPENDENT
#include "hal/lp_clkrst_ll.h"
#if SOC_RNG_BUF_CHAIN_ENTROPY_SOURCE || SOC_RNG_RTC_TIMER_ENTROPY_SOURCE
#include "hal/rng_ll.h"
#endif
#endif
#if defined CONFIG_IDF_TARGET_ESP32S3
@@ -106,15 +109,10 @@ void esp_fill_random(void *buf, size_t len)
#if SOC_RNG_CLOCK_IS_INDEPENDENT && !ESP_TEE_BUILD
ESP_SYSTEM_INIT_FN(init_rng, SECONDARY, BIT(0), 102)
{
#if SOC_RNG_BUF_CHAIN_ENTROPY_SOURCE || SOC_RNG_RTC_TIMER_ENTROPY_SOURCE
rng_ll_enable();
#else
_lp_clkrst_ll_enable_rng_clock(true);
#if SOC_RNG_BUF_CHAIN_ENTROPY_SOURCE
SET_PERI_REG_MASK(LPPERI_RNG_CFG_REG, LPPERI_RNG_SAMPLE_ENABLE);
#endif
#if SOC_RNG_RTC_TIMER_ENTROPY_SOURCE
// This would only be effective if the RTC clock is enabled
REG_SET_FIELD(LPPERI_RNG_CFG_REG, LPPERI_RTC_TIMER_EN, 0x3);
SET_PERI_REG_MASK(LPPERI_RNG_CFG_REG, LPPERI_RNG_TIMER_EN);
#endif
return ESP_OK;
}