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platform: Allow platforms to specify the size of tlb fifo

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For some platforms with a particularly high number of harts, if the
tlb fifo is too small, it case harts to wait. Platforms should be
allowed to specify the size of the tlb fifo.

Signed-off-by: Xiang W <wxjstz@126.com>
Signed-off-by: Xing Xiaoguang <xiaoguang.xing@sophgo.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Xiang W
2023-09-06 21:10:03 +08:00
committed by Anup Patel
parent 901d3d7bff
commit cacfba32cc
5 changed files with 29 additions and 4 deletions
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4
lib/sbi/sbi_tlb.c
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@@ -422,7 +422,7 @@ int sbi_tlb_init(struct sbi_scratch *scratch, bool cold_boot)
return SBI_ENOMEM;
}
tlb_fifo_mem_off = sbi_scratch_alloc_offset(
SBI_TLB_FIFO_NUM_ENTRIES * SBI_TLB_INFO_SIZE);
sbi_platform_tlb_fifo_num_entries(plat) * SBI_TLB_INFO_SIZE);
if (!tlb_fifo_mem_off) {
sbi_scratch_free_offset(tlb_fifo_off);
sbi_scratch_free_offset(tlb_sync_off);
@@ -453,7 +453,7 @@ int sbi_tlb_init(struct sbi_scratch *scratch, bool cold_boot)
ATOMIC_INIT(tlb_sync, 0);
sbi_fifo_init(tlb_q, tlb_mem,
SBI_TLB_FIFO_NUM_ENTRIES, SBI_TLB_INFO_SIZE);
sbi_platform_tlb_fifo_num_entries(plat), SBI_TLB_INFO_SIZE);
return 0;
}