mesosphere: Implement SVC table auto-generation

libraries/libmesosphere/include/mesosphere.hpp

@@ -36,3 +36,6 @@
 /* Core functionality. */
 #include "mesosphere/kern_select_interrupts.hpp"
 #include "mesosphere/kern_select_k_system_control.hpp"
+
+/* Supervisor Calls. */
+#include "mesosphere/kern_svc.hpp"

libraries/libmesosphere/include/mesosphere/kern_svc.hpp

@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2018-2019 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include "svc/kern_svc_k_user_pointer.hpp"
+#include "svc/kern_svc_prototypes.hpp"
+#include "svc/kern_svc_tables.hpp"

libraries/libmesosphere/include/mesosphere/svc/kern_svc_k_user_pointer.hpp

@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2018-2019 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <vapours.hpp>
+
+namespace ams::kern::svc {
+
+    /* TODO: Actually implement this type. */
+    template<typename T>
+    struct KUserPointer : impl::KUserPointerTag {
+        public:
+            static_assert(std::is_pointer<T>::value);
+            static constexpr bool IsInput = std::is_const<typename std::remove_pointer<T>::type>::value;
+        private:
+            T pointer;
+    };
+
+
+}

libraries/libmesosphere/include/mesosphere/svc/kern_svc_prototypes.hpp

@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2018-2019 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <vapours.hpp>
+#include "kern_svc_k_user_pointer.hpp"
+
+namespace ams::kern::svc {
+
+    #define AMS_KERN_SVC_DECLARE_PROTOTYPE_64(ID, RETURN_TYPE, NAME, ...) \
+        RETURN_TYPE NAME##64(__VA_ARGS__);
+    #define AMS_KERN_SVC_DECLARE_PROTOTYPE_64_FROM_32(ID, RETURN_TYPE, NAME, ...) \
+        RETURN_TYPE NAME##64From32(__VA_ARGS__);
+
+    AMS_SVC_FOREACH_KERN_DEFINITION(AMS_KERN_SVC_DECLARE_PROTOTYPE_64,         lp64)
+    AMS_SVC_FOREACH_KERN_DEFINITION(AMS_KERN_SVC_DECLARE_PROTOTYPE_64_FROM_32, ilp32)
+
+    /* TODO: Support _32 ABI */
+
+    #undef AMS_KERN_SVC_DECLARE_PROTOTYPE_64
+    #undef AMS_KERN_SVC_DECLARE_PROTOTYPE_64_FROM_32
+
+
+}

libraries/libmesosphere/include/mesosphere/svc/kern_svc_tables.hpp

@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2018-2019 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <vapours.hpp>
+
+namespace ams::kern::svc {
+
+    static constexpr size_t NumSupervisorCalls = 0x80;
+    using SvcTableEntry = void (*)();
+
+    /* TODO: 32-bit ABI */
+
+    extern const std::array<SvcTableEntry, NumSupervisorCalls> SvcTable64From32;
+    extern const std::array<SvcTableEntry, NumSupervisorCalls> SvcTable64;
+
+}