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lib: Support stage1 and stage2 tlb flushing

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The hypervisor specification support hfence calls which can be used
issue tlb flush requests at both level of address translation. Currently,
these requests are issued only via SBI which are defined in v0.2.

Signed-off-by: Atish Patra <atish.patra@wdc.com>
Reviewed-by: Anup Patel <anup.patel@wdc.com>
This commit is contained in:
Atish Patra
2019-11-24 23:33:49 -08:00
committed by Anup Patel
parent 9407202532
commit 331ff6a162
2 changed files with 102 additions and 5 deletions
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5
include/sbi/sbi_tlb.h
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@@ -24,7 +24,10 @@
enum sbi_tlb_info_types {
SBI_TLB_FLUSH_VMA,
SBI_TLB_FLUSH_VMA_ASID,
SBI_TLB_FLUSH_VMA_VMID,
SBI_TLB_FLUSH_GVMA,
SBI_TLB_FLUSH_GVMA_VMID,
SBI_TLB_FLUSH_VVMA,
SBI_TLB_FLUSH_VVMA_ASID,
SBI_ITLB_FLUSH
};