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soc/intel/tigerlake: Add some helper macros for accessing TCSS DMA devices 

Change-Id: I6289d2049fbbb6bb532be3d9e2355c563ec98d1b
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47410
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
This commit is contained in:
Tim Wawrzynczak 2020-11-10 11:56:18 -07:00 committed by Patrick Georgi
parent f1b4a7c9d4
commit c67e3c1a90
1 changed files with 4 additions and 2 deletions
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6
src/soc/intel/tigerlake/include/soc/pci_devs.h
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@ -50,10 +50,12 @@
#define SA_DEV_TBT3 PCI_DEV(0, SA_DEV_SLOT_TBT, 3)
#define SA_DEV_SLOT_TCSS 0x0d
#define NUM_TCSS_DMA_FUNCTIONS 2
#define SA_DEVFN_TCSS_DMA(x) PCI_DEVFN(SA_DEV_SLOT_TCSS, ((x) + 2))
#define SA_DEVFN_TCSS_XHCI PCI_DEVFN(SA_DEV_SLOT_TCSS, 0)
#define SA_DEVFN_TCSS_XDCI PCI_DEVFN(SA_DEV_SLOT_TCSS, 1)
#define SA_DEVFN_TCSS_DMA0 PCI_DEVFN(SA_DEV_SLOT_TCSS, 2)
#define SA_DEVFN_TCSS_DMA1 PCI_DEVFN(SA_DEV_SLOT_TCSS, 3)
#define SA_DEVFN_TCSS_DMA0 SA_DEVFN_TCSS_DMA(0)
#define SA_DEVFN_TCSS_DMA1 SA_DEVFN_TCSS_DMA(1)
#define SA_DEV_TCSS_XHCI PCI_DEV(0, SA_DEV_SLOT_TCSS, 0)
#define SA_DEV_TCSS_XDCI PCI_DEV(0, SA_DEV_SLOT_TCSS, 1)
#define SA_DEV_TCSS_DMA0 PCI_DEV(0, SA_DEV_SLOT_TCSS, 2)