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| author | Felix Held <felix-coreboot@felixheld.de> | 2020-07-09 00:25:58 +0200 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2020-07-09 23:20:04 +0000 |
| commit | 5eb75fe55011bc80d9e9ef6dea801830146274ce (patch) | |
| tree | eb90ec8a49445fb05564b1f9dab32332b691f6a5 /src/vendorcode/amd/fsp/picasso | |
| parent | 357cc6552ab6f0202c329e9565b278366e2494b8 (diff) | |
vc/amd/fsp/picasso: add comment on logical lane numbers in descriptor
The expected lane numbers in the fsp_pcie_descriptor struct are the
logical and not the physical ones.
Change-Id: I14166bbd397a9e5f5c5370717e039b9e71cbdb07
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43311
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/vendorcode/amd/fsp/picasso')
| -rw-r--r-- | src/vendorcode/amd/fsp/picasso/platform_descriptors.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/vendorcode/amd/fsp/picasso/platform_descriptors.h b/src/vendorcode/amd/fsp/picasso/platform_descriptors.h index cae5d45bd8..9765ea6f2e 100644 --- a/src/vendorcode/amd/fsp/picasso/platform_descriptors.h +++ b/src/vendorcode/amd/fsp/picasso/platform_descriptors.h @@ -110,6 +110,7 @@ typedef struct __packed { } fsp_ddi_descriptor; /* Picasso PCIe Descriptor: used for assigning lanes, bifurcation and other settings */ +/* Beware that the lane numbers in here are the logical and not the physical lane numbers! */ typedef struct __packed { uint8_t engine_type; uint8_t start_lane; // Start lane of the pci device |