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lib: Add support for hart specific features

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There may be some features which are hart specific rather than a platform
specific feature. Add a framework to support that.

Signed-off-by: Atish Patra <atish.patra@wdc.com>
Tested-by: Jonathan Balkind <jbalkind@cs.princeton.edu>
Reviewed-by: Anup Patel <anup.patel@wdc.com>
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Atish Patra
2020-05-09 16:47:27 -07:00
committed by Anup Patel
parent 79d0fadb06
commit 6a053f6e6c
2 changed files with 24 additions and 0 deletions
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include/sbi/sbi_hart.h
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@@ -26,6 +26,7 @@ void sbi_hart_delegation_dump(struct sbi_scratch *scratch);
void sbi_hart_pmp_dump(struct sbi_scratch *scratch);
int sbi_hart_pmp_check_addr(struct sbi_scratch *scratch, unsigned long daddr,
unsigned long attr);
bool sbi_hart_has_feature(u32 hartid, unsigned long feature);
void __attribute__((noreturn)) sbi_hart_hang(void);