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lib: sbi: Implement SBI CPPC extension

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Implement SBI CPPC extension. This extension is only available when
OpenSBI platform provides a CPPC device to generic library.

Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Sunil V L
2023-03-29 14:27:26 +05:30
committed by Anup Patel
parent 45ba2b203c
commit 33caae8069
5 changed files with 216 additions and 0 deletions
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4
lib/sbi/objects.mk
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@@ -43,6 +43,9 @@ libsbi-objs-$(CONFIG_SBI_ECALL_PMU) += sbi_ecall_pmu.o
carray-sbi_ecall_exts-$(CONFIG_SBI_ECALL_DBCN) += ecall_dbcn
libsbi-objs-$(CONFIG_SBI_ECALL_DBCN) += sbi_ecall_dbcn.o
carray-sbi_ecall_exts-$(CONFIG_SBI_ECALL_CPPC) += ecall_cppc
libsbi-objs-$(CONFIG_SBI_ECALL_CPPC) += sbi_ecall_cppc.o
carray-sbi_ecall_exts-$(CONFIG_SBI_ECALL_LEGACY) += ecall_legacy
libsbi-objs-$(CONFIG_SBI_ECALL_LEGACY) += sbi_ecall_legacy.o
@@ -74,3 +77,4 @@ libsbi-objs-y += sbi_tlb.o
libsbi-objs-y += sbi_trap.o
libsbi-objs-y += sbi_unpriv.o
libsbi-objs-y += sbi_expected_trap.o
libsbi-objs-y += sbi_cppc.o