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lib: sbi: Update pmp_get() to return decoded size directly

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Currently pmp_get() returns the log2 length of the PMP memory
region size. The caller has to calculate the size based on that
and the same codes are duplicated.

Update this function to return decoded size directly.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
This commit is contained in:
Bin Meng
2020-03-17 07:59:38 -07:00
committed by Anup Patel
parent 327ba36211
commit 5fbcd625bc
3 changed files with 11 additions and 17 deletions
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2
include/sbi/riscv_asm.h
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@@ -191,7 +191,7 @@ int pmp_set(unsigned int n, unsigned long prot, unsigned long addr,
unsigned long log2len);
int pmp_get(unsigned int n, unsigned long *prot_out, unsigned long *addr_out,
unsigned long *log2len_out);
unsigned long *size);
#endif /* !__ASSEMBLY__ */