nfp: dump indirect ME CSRs

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- The spec defines CSR address ranges for indirect ME CSRs. For Each TLV
  chunk in the spec, dump a chunk that includes the spec and the data
  over the defined address range.
- Each indirect CSR has 8 contexts. To read one context, first write the
  context to a specific derived address, read it back, and then read the
  register value.
- For each address, read and dump all 8 contexts in this manner.

Signed-off-by: Carl Heymann <carl.heymann@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Carl Heymann 2017-12-04 23:34:21 +01:00 • committed by David S. Miller

parent 0e6c4955e1

commit 60b84a9b38

2 changed files with 123 additions and 0 deletions

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10

drivers/net/ethernet/netronome/nfp/nfp_asm.h

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113

drivers/net/ethernet/netronome/nfp/nfp_net_debugdump.c

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