On Mon, 17 Apr 2023 at 23:10, Kinsey Moore <kinsey.mo...@oarcorp.com> wrote: > > The MMU must be enabled during mapping changes and TLB invalidations. > When this is not the case, TLB updates do not occur correctly in all > cases. This is especially apparent when changing a block entry to a > table entry when remapping small memory ranges in an otherwise > contiguous block. > --- > bsps/aarch64/shared/mmu/vmsav8-64.c | 2 -- > 1 file changed, 2 deletions(-) > > diff --git a/bsps/aarch64/shared/mmu/vmsav8-64.c > b/bsps/aarch64/shared/mmu/vmsav8-64.c > index 270b9319ad..39173c2fc6 100644 > --- a/bsps/aarch64/shared/mmu/vmsav8-64.c > +++ b/bsps/aarch64/shared/mmu/vmsav8-64.c > @@ -57,7 +57,6 @@ rtems_status_code aarch64_mmu_map( > /* Disable interrupts so they don't run while the MMU is disabled */ Do you need to update that comment?
> _ISR_Local_disable( level ); > > - aarch64_mmu_disable(); > sc = aarch64_mmu_map_block( > (uint64_t *) bsp_translation_table_base, > 0x0, > @@ -72,7 +71,6 @@ rtems_status_code aarch64_mmu_map( > ); > _AARCH64_Data_synchronization_barrier(); > _AARCH64_Instruction_synchronization_barrier(); > - aarch64_mmu_enable(); > > _ISR_Local_enable( level ); > > -- > 2.30.2 > > _______________________________________________ > devel mailing list > devel@rtems.org > http://lists.rtems.org/mailman/listinfo/devel -- Regards, Hesham _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
