From 50001b80f54c3d1cdd926102c68d33e549541205 Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Tue, 11 Aug 2015 17:47:48 -0500 Subject: northbridge/amd/amdht: Add isochronous setup support The coherent fabric on all Family 10h/15h devices supports isochronous mode, which is required for IOMMU operation. Add initial support for isochronous operation. Change-Id: Idd7c9b94a65f856b0059e1d45f8719d9475771b6 Signed-off-by: Timothy Pearson Reviewed-on: http://review.coreboot.org/12042 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth --- src/northbridge/amd/amdht/h3finit.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'src/northbridge/amd/amdht/h3finit.h') diff --git a/src/northbridge/amd/amdht/h3finit.h b/src/northbridge/amd/amdht/h3finit.h index 1bd8616ef2..ab2dace20c 100644 --- a/src/northbridge/amd/amdht/h3finit.h +++ b/src/northbridge/amd/amdht/h3finit.h @@ -227,6 +227,7 @@ typedef struct { * @param[in,out] u8* LinkWidthIn = modify to change the Link Witdh In * @param[in,out] u8* LinkWidthOut = modify to change the Link Witdh Out * @param[in,out] u32* FreqCap = modify to change the link's frequency capability + * @param[in,out] u32* FeatureCap = modify to change the link's feature capability * * --------------------------------------------------------------------------------------- */ @@ -241,7 +242,8 @@ typedef struct { u8 Link, u8 *LinkWidthIn, u8 *LinkWidthOut, - u32 *FreqCap + u32 *FreqCap, + u32 *FeatureCap ); /**---------------------------------------------------------------------------------------- -- cgit v1.2.3