vgsp: verbatim replay of the captured GR launch prelude+window

1 files changed, 12 insertions, 0 deletions

diff --git a/kernel/gsp_phys_booter.h b/kernel/gsp_phys_booter.h
index 42bf1ff..9a0331f 100644
--- a/kernel/gsp_phys_booter.h
+++ b/kernel/gsp_phys_booter.h
@@ -336,6 +336,7 @@ void gsp_phys_backend_relay_counters(u64 *requested, u64 *ok, u64 *verify_fail,
 #define GSP_PHYS_GR_INLINE_BYTES	64u
 #define GSP_PHYS_GR_QMD_WORDS		64u
 #define GSP_PHYS_GR_QMD_WORD_NONE	0xffffffffu
+#define GSP_PHYS_GR_RAW_WORDS		256u
 
 struct gsp_phys_gr_page {
 	u64 guest_va;		/* guest VA (page aligned) */
@@ -353,6 +354,17 @@ struct gsp_phys_gr_inline {
 struct gsp_phys_gr_submit {
 	const u32 *qmd;		/* 64 rewritten-QMD source words */
 	u32 qmd_words;		/* must be GSP_PHYS_GR_QMD_WORDS */
+	/*
+	 * Verbatim replay: the captured tail of the guest push (up to
+	 * GSP_PHYS_GR_RAW_WORDS dwords) and the dword offsets of its
+	 * inline-QMD run inside that tail. A contiguous 0x318 run
+	 * (header + A/B + 64 words) is replayed with the same data-field
+	 * relocations; anything else leaves the rebuilt window in use.
+	 */
+	const u32 *raw;
+	u32 raw_words;
+	u32 raw_qmd_hdr;
+	u32 raw_qmd_end;
 	u64 qmd_va;		/* guest VA of the QMD buffer */
 	u64 qmd_hpa;		/* guest QMD buffer page HPA, or 0 */
 	const struct gsp_phys_gr_page *pages;