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| author | Reza Arbab <arbab@linux.ibm.com> | 2018-08-01 15:01:15 -0500 |
|---|---|---|
| committer | Stewart Smith <stewart@linux.ibm.com> | 2018-08-06 03:00:59 -0500 |
| commit | 77f26507f1ea17f535522e93667ffd4a7cd06dbb (patch) | |
| tree | fa73d14ac7c238580df7cafe908e8bb95daa8209 /doc/device-tree | |
| parent | 167fcb20aa9752e19c4f381cdec7baa63e675a38 (diff) | |
| download | skiboot-77f26507f1ea17f535522e93667ffd4a7cd06dbb.zip skiboot-77f26507f1ea17f535522e93667ffd4a7cd06dbb.tar.gz skiboot-77f26507f1ea17f535522e93667ffd4a7cd06dbb.tar.bz2 | |
phb4: Track PEC index in dt and phb4 struct
Knowing the PEC index is going to be important when we enable relaxed
ordering, so store this value for later use.
Signed-off-by: Alistair Popple <alistair@popple.id.au>
[arbab@linux.ibm.com: Rebase/refactor original changes]
Signed-off-by: Reza Arbab <arbab@linux.ibm.com>
Reviewed-By: Alistair Popple <alistair@popple.id.au>
Signed-off-by: Stewart Smith <stewart@linux.ibm.com>
Diffstat (limited to 'doc/device-tree')
| -rw-r--r-- | doc/device-tree/pci.rst | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/doc/device-tree/pci.rst b/doc/device-tree/pci.rst index 26707c5..dbc0981 100644 --- a/doc/device-tree/pci.rst +++ b/doc/device-tree/pci.rst @@ -37,6 +37,7 @@ The following is an example PCI host bridge and device from a POWER9 machine. phandle = <0x617>; ibm,phb-stack = <0xd8>; ibm,phb-index = <0x3>; + ibm,phb-pec-index = <0x2>; /* skiboot-v6.2 or later */ reg = <0x600c3 0xc0300000 0x0 0x1000 0x600c3 0x60000000 0x0 0x10000000>; ibm,mmio-windows = <0x60200 0x0 0x40 0x0 0x600c1 0x80000000 0x0 0x80000000>; clock-frequency = <0x200 0x0>; |