Commit 44222b7d authored by Marcin Szkudlinski's avatar Marcin Szkudlinski Committed by Stephanos Ioannidis
Browse files

mtl: bugfix: tlb driver should allow remapping all unused pages 



UNUSED_L2_START_ALIGNED is a marker of first page not used by the
linker. Starting from this page, the memory may be re-mapped.
assertion <= is banning remapping of the first unused page
changing to <

Signed-off-by: default avatarMarcin Szkudlinski <marcin.szkudlinski@intel.com>
parent f00da4b0

drivers/mm/mm_drv_intel_adsp_mtl_tlb.c

+2 −2
Original line number Diff line number Diff line
@@ -190,7 +190,7 @@ int sys_mm_drv_map_page(void *virt, uintptr_t phys, uint32_t flags) 
	}



	/* Check bounds of virtual address space */

	CHECKIF((va <= UNUSED_L2_START_ALIGNED) ||

	CHECKIF((va < UNUSED_L2_START_ALIGNED) ||

		(va >= (CONFIG_KERNEL_VM_BASE + CONFIG_KERNEL_VM_SIZE))) {

		ret = -EINVAL;

		goto out;
@@ -336,7 +336,7 @@ int sys_mm_drv_unmap_page(void *virt) 
	uintptr_t va = POINTER_TO_UINT(z_soc_cached_ptr(virt));



	/* Check bounds of virtual address space */

	CHECKIF((va <= UNUSED_L2_START_ALIGNED) ||

	CHECKIF((va < UNUSED_L2_START_ALIGNED) ||

		(va >= (CONFIG_KERNEL_VM_BASE + CONFIG_KERNEL_VM_SIZE))) {

		ret = -EINVAL;

		goto out;

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