diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/sbi/sbi_tlb.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/sbi/sbi_tlb.c b/lib/sbi/sbi_tlb.c index c4e5f48f..5c4c5965 100644 --- a/lib/sbi/sbi_tlb.c +++ b/lib/sbi/sbi_tlb.c @@ -23,6 +23,7 @@ static unsigned long tlb_sync_off; static unsigned long tlb_fifo_off; static unsigned long tlb_fifo_mem_off; +static unsigned long tlb_range_flush_limit; static void sbi_tlb_flush_all(void) { @@ -232,7 +233,7 @@ int sbi_tlb_fifo_update(struct sbi_scratch *rscratch, u32 hartid, void *data) * upgrade it to flush all because we can only flush * 4KB at a time. */ - if (tinfo->size > SBI_TLB_FLUSH_MAX_SIZE) { + if (tinfo->size > tlb_range_flush_limit) { tinfo->start = 0; tinfo->size = SBI_TLB_FLUSH_ALL; } @@ -276,6 +277,7 @@ int sbi_tlb_fifo_init(struct sbi_scratch *scratch, bool cold_boot) void *tlb_mem; unsigned long *tlb_sync; struct sbi_fifo *tlb_q; + const struct sbi_platform *plat = sbi_platform_ptr(scratch); if (cold_boot) { tlb_sync_off = sbi_scratch_alloc_offset(sizeof(*tlb_sync), @@ -296,6 +298,7 @@ int sbi_tlb_fifo_init(struct sbi_scratch *scratch, bool cold_boot) sbi_scratch_free_offset(tlb_sync_off); return SBI_ENOMEM; } + tlb_range_flush_limit = sbi_platform_tlbr_flush_limit(plat); } else { if (!tlb_sync_off || !tlb_fifo_off || |