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From: laurentiu.tudor at nxp.com <laurentiu.tudor@nxp.com>
To: u-boot@lists.denx.de
Subject: [PATCH v4 3/4] pci: add a few ARI related defines
Date: Thu,  3 Sep 2020 16:59:41 +0300	[thread overview]
Message-ID: <20200903135942.28548-4-laurentiu.tudor@nxp.com> (raw)
In-Reply-To: <20200903135942.28548-1-laurentiu.tudor@nxp.com>

From: Laurentiu Tudor <laurentiu.tudor@nxp.com>

Add a few defines related to PCI ARI configuration.

Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
---
 include/pci.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/pci.h b/include/pci.h
index 1c5b36617e..d1ccf6c963 100644
--- a/include/pci.h
+++ b/include/pci.h
@@ -495,12 +495,18 @@
 #define  PCI_EXP_LNKSTA_DLLLA	0x2000	/* Data Link Layer Link Active */
 #define PCI_EXP_SLTCAP		20	/* Slot Capabilities */
 #define  PCI_EXP_SLTCAP_PSN	0xfff80000 /* Physical Slot Number */
+#define PCI_EXP_DEVCAP2		36	/* Device Capabilities 2 */
+#define  PCI_EXP_DEVCAP2_ARI	0x00000020 /* ARI Forwarding Supported */
+#define PCI_EXP_DEVCTL2		40	/* Device Control 2 */
+#define  PCI_EXP_DEVCTL2_ARI	0x0020 /* Alternative Routing-ID */
+
 #define PCI_EXP_LNKCTL2		48	/* Link Control 2 */
 /* Single Root I/O Virtualization Registers */
 #define PCI_SRIOV_CAP		0x04	/* SR-IOV Capabilities */
 #define PCI_SRIOV_CTRL		0x08	/* SR-IOV Control */
 #define  PCI_SRIOV_CTRL_VFE	0x01	/* VF Enable */
 #define  PCI_SRIOV_CTRL_MSE	0x08	/* VF Memory Space Enable */
+#define  PCI_SRIOV_CTRL_ARI	0x10	/* ARI Capable Hierarchy */
 #define PCI_SRIOV_INITIAL_VF	0x0c	/* Initial VFs */
 #define PCI_SRIOV_TOTAL_VF	0x0e	/* Total VFs */
 #define PCI_SRIOV_NUM_VF	0x10	/* Number of VFs */
-- 
2.17.1

  parent reply	other threads:[~2020-09-03 13:59 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-03 13:59 [PATCH v4 0/4] Support for specifying extra IOMMU mappings for PCI laurentiu.tudor at nxp.com
2020-09-03 13:59 ` [PATCH v4 1/4] pci: layerscape: move per-pci device fdt fixup in a function laurentiu.tudor at nxp.com
2020-09-03 13:59 ` [PATCH v4 2/4] pci: layerscape: move pci node search in a common function laurentiu.tudor at nxp.com
2020-09-03 13:59 ` laurentiu.tudor at nxp.com [this message]
2020-09-03 13:59 ` [PATCH v4 4/4] pci: layerscape: add a way of specifying additional iommu mappings laurentiu.tudor at nxp.com

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