From 54a1711284abe23582eb0cd16dc9e53069c408e6 Mon Sep 17 00:00:00 2001 From: Arthur Hanson Rasmusson Date: Sun, 1 Nov 2026 08:34:51 -0500 Subject: vgsp: CONT-88 - real program payload delivery engine-visible: GSP_BRIDGE_INLINE_BYTES/SVC_GR_INLINE_BYTES/GSP_PHYS_GR_INLINE_BYTES 256->2048 (+static_asserts; svc_gl_flush prs[] static); svc_grce_dst_newest harvests window's REAL captured upload from svc_grce_dst_ring, svc_gl_flush attaches real 1536B@0x4350900 + 1408B@0x4350f00 (w0=0x020a0481) as inline records at own dst VAs (page-crossing split, tail page candidate); svc_grce_inline_write dual-writes engine-visible injected-pin page (svc_grce_land_write page-clamped); SPH-BIND also emits SET_PIPELINE_SHADER(2)<-0x21/(5)<-0x51 - delivery WORKS: real-upload record va=0x4350900 len=1536 first=020a0481 (engine-visible delivery), INLINE-APPLY guest=1, INLINE-RB rb=020a0481 pa=0x64cfd6000, page[7] va=0x4350000 hpa=0x64cfd6000 (r1283); wall survives real image (9/11 + ESR 0xa0000a00 +14ms; V4 window still 9/11); bind+type+real-image combo never seen on executing launch (lane wedges 1-3 launches); stores 0/900-901; next: healthy boot >=3 bind-carrying launches then harvest client init-push pipeline state (20010810 00000011 SET_PIPELINE_SHADER(1)<-0x11 + 0x204c pair) into SPH-BIND prelude - SESSION 153 r1282-r1286 --- kernel/gsp_cuda_bridge.h | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'kernel/gsp_cuda_bridge.h') diff --git a/kernel/gsp_cuda_bridge.h b/kernel/gsp_cuda_bridge.h index 243392e..472fafb 100644 --- a/kernel/gsp_cuda_bridge.h +++ b/kernel/gsp_cuda_bridge.h @@ -15,7 +15,15 @@ struct nv_vgpu_device; * targeted resolve). */ #define GSP_BRIDGE_INLINE_MAX 16 -#define GSP_BRIDGE_INLINE_BYTES 256 +/* + * SESSION 153-CONTINUED-88: 256 -> 2048. The GL program delivery needs the + * driver's REAL captured upload payloads (observed: a 1536 B SPH+SASS image + * at 0x4350900 and a 1408 B image at 0x4350f00, w0=0x020a0481) to reach the + * engine-visible page; the 256 B cap truncated them. Every user of this + * record type grows with it (rings, bridge queues - all static storage; the + * only stack user, svc_gl_flush's prs[], was moved to static storage). + */ +#define GSP_BRIDGE_INLINE_BYTES 2048 struct gsp_bridge_inline { u64 dst_va; -- cgit v1.2.3