powerpc/mm: dump block address translation on book3s/32
This patch adds a debugfs file to dump block address translation: ~# cat /sys/kernel/debug/powerpc/block_address_translation ---[ Instruction Block Address Translations ]--- 0: - 1: - 2: 0xc0000000-0xcfffffff 0x00000000 Kernel EXEC coherent 3: 0xd0000000-0xdfffffff 0x10000000 Kernel EXEC coherent 4: - 5: - 6: - 7: - ---[ Data Block Address Translations ]--- 0: - 1: - 2: 0xc0000000-0xcfffffff 0x00000000 Kernel RW coherent 3: 0xd0000000-0xdfffffff 0x10000000 Kernel RW coherent 4: - 5: - 6: - 7: - Signed-off-by:Christophe Leroy <christophe.leroy@c-s.fr> Signed-off-by:
Michael Ellerman <mpe@ellerman.id.au>
parent
0261a508
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