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feat(esp_hw_support): add branch prediction config retention

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This commit is contained in:
wuzhenghui
2025-02-19 21:37:16 +08:00
parent 2445545a17
commit 367fda4447
2 changed files with 4 additions and 1 deletions
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3
components/esp_hw_support/lowpower/cpu_retention/port/esp32p4/rvsleep-frames.h
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@@ -87,7 +87,7 @@ STRUCT_BEGIN
STRUCT_FIELD (long, 4, RV_SLP_CTX_PMUFUNC, pmufunc) /* A field is used to identify whether it is going
* to sleep or has just been awakened. We use the
* lowest 2 bits as indication infomation, 3 means
* lowest 2 bits as indication information, 3 means
* being awakened, 1 means going to sleep */
#if CONFIG_PM_CHECK_SLEEP_RETENTION_FRAME
STRUCT_FIELD (long, 4, RV_SLP_CSF_CTX_CRC, frame_crc) /* Used to check RvCoreCriticalSleepFrame integrity */
@@ -113,6 +113,7 @@ STRUCT_END(RvCoreCriticalSleepFrame)
STRUCT_BEGIN
STRUCT_FIELD (long, 4, RV_SLP_CTX_MSCRATCH, mscratch)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MISA, misa)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MHCR, mhcr)
STRUCT_FIELD (long, 4, RV_SLP_CTX_TSELECT, tselect)
STRUCT_FIELD (long, 4, RV_SLP_CTX_TDATA1, tdata1)
STRUCT_FIELD (long, 4, RV_SLP_CTX_TDATA2, tdata2)

2
components/esp_hw_support/lowpower/cpu_retention/port/esp32p4/sleep_cpu.c
View File

@@ -192,6 +192,7 @@ static TCM_IRAM_ATTR RvCoreNonCriticalSleepFrame * rv_core_noncritical_regs_save
frame->mscratch = RV_READ_CSR(mscratch);
frame->misa = RV_READ_CSR(misa);
frame->mhcr = RV_READ_CSR(MHCR);
frame->tselect = RV_READ_CSR(tselect);
frame->tdata1 = RV_READ_CSR(tdata1);
frame->tdata2 = RV_READ_CSR(tdata2);
@@ -260,6 +261,7 @@ static TCM_IRAM_ATTR void rv_core_noncritical_regs_restore(void)
RV_WRITE_CSR(mscratch, frame->mscratch);
RV_WRITE_CSR(misa, frame->misa);
RV_WRITE_CSR(MHCR, frame->mhcr);
RV_WRITE_CSR(tselect, frame->tselect);
RV_WRITE_CSR(tdata1, frame->tdata1);
RV_WRITE_CSR(tdata2, frame->tdata2);