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feat(brc_predictor): p4 base support for branch predictor

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Armando
2023-07-25 05:59:10 +00:00
committed by Armando (Dou Yiwen)
parent 211c3c0e05
commit bc182ef010
3 changed files with 31 additions and 3 deletions
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components/esp_system/port/cpu_start.c
+8 -1
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -152,6 +152,10 @@ void startup_resume_other_cores(void)
void IRAM_ATTR call_start_cpu1(void)
{
#if SOC_BRANCH_PREDICTOR_SUPPORTED
esp_cpu_branch_prediction_enable();
#endif //#if SOC_BRANCH_PREDICTOR_SUPPORTED
esp_cpu_intr_set_ivt_addr(&_vector_table);
ets_set_appcpu_boot_addr(0);
@@ -317,6 +321,9 @@ void IRAM_ATTR call_start_cpu0(void)
);
#endif
#if SOC_BRANCH_PREDICTOR_SUPPORTED
esp_cpu_branch_prediction_enable();
#endif
// Move exception vectors to IRAM
esp_cpu_intr_set_ivt_addr(&_vector_table);