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lib: Introduce sbi_tlb_fifo_request() API

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Instead of directly calling sbi_ipi_send_many(), we introduce
sbi_tlb_fifo_request() for halting a set of HARTs.

This way in future we can assign any IPI event number for remote
FENCE within sbi_tlb.c only.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
This commit is contained in:
Anup Patel
2020-01-15 11:42:51 +05:30
committed by Anup Patel
parent da9b76b957
commit a8b4b83b7f
4 changed files with 33 additions and 36 deletions
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7
include/sbi/sbi_tlb.h
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@@ -47,8 +47,11 @@ int sbi_tlb_fifo_update(struct sbi_scratch *scratch, u32 hartid, void *data);
void sbi_tlb_fifo_process(struct sbi_scratch *scratch);
int sbi_tlb_fifo_init(struct sbi_scratch *scratch, bool cold_boot);
void sbi_tlb_fifo_sync(struct sbi_scratch *scratch);
int sbi_tlb_fifo_request(struct sbi_scratch *scratch, ulong hmask,
ulong hbase, struct sbi_tlb_info *tinfo);
int sbi_tlb_fifo_init(struct sbi_scratch *scratch, bool cold_boot);
#endif