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Extending FF-A definitions #10686

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Extending FF-A definitions #10686

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37 changes: 37 additions & 0 deletions ArmPkg/Include/IndustryStandard/ArmFfaSvc.h
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Original file line number Diff line number Diff line change
Expand Up @@ -196,6 +196,8 @@
#define ARM_FFA_SET_MEM_ATTR_CODE_PERM_X 0
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Commit message typo: APL1 should be ALP1.

I was going to say something about merging updates based on an alpha-maturity specification, but ... Arm has published it on developer.arm.com and the revision history suggests this is normal.

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Sure, will update.

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The commit message is updated to include this change and additional reference to the FF-A memory protocol.

#define ARM_FFA_SET_MEM_ATTR_CODE_PERM_XN 1

#define ARM_FFA_MEM_PERM_RESERVED_MASK 0xFFFFFFF8

#define ARM_FFA_SET_MEM_ATTR_MAKE_PERM_REQUEST(dataperm, codeperm) \
((((codeperm) & ARM_FFA_SET_MEM_ATTR_CODE_PERM_MASK) << \
ARM_FFA_SET_MEM_ATTR_CODE_PERM_SHIFT) | \
Expand Down Expand Up @@ -224,4 +226,39 @@
#define IS_FID_FFA_ERROR(fid) \
(fid == ARM_FID_FFA_ERROR)

/*
* macro used in FFA_NOTIFICATION_GET/SET
* See FF-A spec sections for FFA_NOTIFICATION_GET and
* FFA_NOTIFICATION_SET
*/
#define ARM_FFA_NOTIFICATION_FLAG_PER_VCPU (0x1 << 0)

/** Flag to delay Schedule Receiver Interrupt. */
#define ARM_FFA_NOTIFICATION_FLAG_DELAY_SRI (0x1 << 1)

#define ARM_FFA_NOTIFICATION_FLAGS_VCPU_ID(id) ((id & 0xFFFF) << 16)

#define ARM_FFA_NOTIFICATION_FLAG_BITMAP_SP (0x1 << 0)
#define ARM_FFA_NOTIFICATION_FLAG_BITMAP_VM (0x1 << 1)
#define ARM_FFA_NOTIFICATION_FLAG_BITMAP_SPM (0x1 << 2)
#define ARM_FFA_NOTIFICATION_FLAG_BITMAP_HYP (0x1 << 3)

/*
* macro used in FFA_FEATURES function.
* See FF-A spec sections for FFA_FEATURES, Table of
* Feature IDs and properties table.
*/

/** Query interrupt ID of Notification Pending Interrupt. */
#define ARM_FFA_FEATURE_NPI 0x1U

/** Query interrupt ID of Schedule Receiver Interrupt. */
#define ARM_FFA_FEATURE_SRI 0x2U

/** Query interrupt ID of the Managed Exit Interrupt. */
#define ARM_FFA_FEATURE_MEI 0x3U

/** Query notifications features. */
#define ARM_FFA_FEATURE_NOTIFICATIONS 0x4U

#endif // ARM_FFA_SVC_H_
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