RISC-V: Add page table dump support for uefi

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Extend the current page table dump support in RISC-V to include efi
pages as well.

Here is the output of efi runtime page table mappings.

---[ UEFI runtime start ]---
0x0000000020002000-0x0000000020003000 0x00000000be732000 4K PTE D A . . . W R V
0x0000000020018000-0x0000000020019000 0x00000000be738000 4K PTE D A . . . W R V
0x000000002002c000-0x000000002002d000 0x00000000be73c000 4K PTE D A . . . W R V
0x0000000020031000-0x0000000020032000 0x00000000bff61000 4K PTE D A . . X W R V
---[ UEFI runtime end ]---

Signed-off-by: Atish Patra <atish.patra@wdc.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>

...

This commit is contained in:

Atish Patra 2020-09-17 15:37:16 -07:00 • committed by Palmer Dabbelt

parent b91540d52a

commit de22d2107c

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GPG key ID: 2E1319F35FBB1889

1 changed files with 42 additions and 6 deletions

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48

arch/riscv/mm/ptdump.c

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