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feat(esp_hw_support): add branch prediction config retention

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This commit is contained in:
wuzhenghui
2024-12-12 10:37:13 +08:00
parent a63e9c5aef
commit 8233c250de
2 changed files with 3 additions and 0 deletions
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1
components/esp_hw_support/lowpower/port/esp32p4/rvsleep-frames.h
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@ -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/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);