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armv8: mmu: Add support of non-identical mapping

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Introduce virtual and physical addresses in the mapping table. This change
have no impact on existing boards because they all use idential mapping.

Signed-off-by: York Sun <york.sun@nxp.com>
This commit is contained in:
York Sun
2016-06-24 16:46:22 -07:00
parent f733d46620
commit cd4b0c5fea
14 changed files with 86 additions and 53 deletions
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6
board/raspberrypi/rpi/rpi.c
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@@ -234,12 +234,14 @@ static const struct rpi_model *model;
#ifdef CONFIG_ARM64
static struct mm_region bcm2837_mem_map[] = {
{
.base = 0x00000000UL,
.virt = 0x00000000UL,
.phys = 0x00000000UL,
.size = 0x3f000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
PTE_BLOCK_INNER_SHARE
}, {
.base = 0x3f000000UL,
.virt = 0x3f000000UL,
.phys = 0x3f000000UL,
.size = 0x01000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
PTE_BLOCK_NON_SHARE |