From 12629fe101b7d8c4dec27b6ea3bf21bf0807b9da Mon Sep 17 00:00:00 2001
From: gibbed <rick@gibbed.us>
Date: Mon, 3 Dec 2018 12:07:42 -0600
Subject: [PATCH] [Kernel] Change dummy HDD to 3GB free/4GB total.

---
 src/xenia/kernel/xam/xam_content.cc | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/src/xenia/kernel/xam/xam_content.cc b/src/xenia/kernel/xam/xam_content.cc
index d9c278cf1..61e4ecdd2 100644
--- a/src/xenia/kernel/xam/xam_content.cc
+++ b/src/xenia/kernel/xam/xam_content.cc
@@ -25,13 +25,24 @@ struct DeviceInfo {
   uint64_t free_bytes;
   wchar_t name[28];
 };
+
+// TODO(gibbed): real information.
+//
+// Until we expose real information about a HDD device, we
+// claim there is 3GB free on a 4GB dummy HDD.
+//
+// There is a possibility that certain games are bugged in that
+// they incorrectly only look at the lower 32-bits of free_bytes,
+// when it is a 64-bit value. Which means any size above ~4GB
+// will not be recognized properly.
+#define ONE_GB (1024ull * 1024ull * 1024ull)
 static const DeviceInfo dummy_device_info_ = {
-    0xF00D0000,
-    1,
-    120ull * 1024ull * 1024ull * 1024ull,  // 120GB
-    100ull * 1024ull * 1024ull * 1024ull,  // 100GB, so it looks a little used.
+    0xF00D0000,    1,
+    4ull * ONE_GB,  // 4GB
+    3ull * ONE_GB,  // 3GB, so it looks a little used.
     L"Dummy HDD",
 };
+#undef ONE_GB
 
 dword_result_t XamContentGetLicenseMask(lpdword_t mask_ptr,
                                         lpunknown_t overlapped_ptr) {