exo2: Initial work on the exosphere rewrite.

exo2: Implement uncompressor stub and boot code up to Main().

exo2: implement some more init (uart/gic)

exo2: implement more of init

exo2: improve reg api, add keyslot flag setters

exo2: implement se aes decryption/enc

exo2: fix bugs in loader stub/mmu mappings

exo2: start skeletoning bootconfig/global context types

arch: fix makefile flags

exo2: implement through master key derivation

exo2: implement device master keygen

exo2: more init through start of SetupSocSecurity

exo2: implement pmc secure scratch management

se: implement sticky bit validation

libexosphere: fix building for arm32

libexo: fix makefile flags

libexo: support building for arm64/arm

sc7fw: skeleton binary

sc7fw: skeleton a little more

sc7fw: implement all non-dram functionality

exo2: fix DivideUp error

sc7fw: implement more dram code, fix reg library errors

sc7fw: complete sc7fw impl.

exo2: skeleton the rest of SetupSocSecurity

exo2: implement fiq interrupt handler

exo2: implement all exception handlers

exo2: skeleton the entire smc api, implement the svc invoker

exo2: implement rest of SetupSocSecurity

exo2: correct slave security errors

exo2: fix register definition

exo2: minor fixes

libraries/libexosphere/source/se/se_suspend.cpp

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2018-2020 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/>.
+ */
+#include <exosphere.hpp>
+#include "se_execute.hpp"
+
+namespace ams::se {
+
+    namespace {
+
+        bool TestRegister(volatile u32 &r, u16 v) {
+            return (static_cast<u16>(reg::Read(r))) == v;
+        }
+
+    }
+
+    bool ValidateStickyBits(const StickyBits &bits) {
+        /* Get the registers. */
+        auto *SE = GetRegisters();
+
+        /* Check SE_SECURITY. */
+        if (!TestRegister(SE->SE_SE_SECURITY, bits.se_security)) { return false; }
+
+        /* Check TZRAM_SECURITY. */
+        if (!TestRegister(SE->SE_TZRAM_SECURITY, bits.tzram_security)) { return false; }
+
+        /* Check CRYPTO_SECURITY_PERKEY. */
+        if (!TestRegister(SE->SE_CRYPTO_SECURITY_PERKEY, bits.crypto_security_perkey)) { return false; }
+
+        /* Check CRYPTO_KEYTABLE_ACCESS. */
+        for (int i = 0; i < AesKeySlotCount; ++i) {
+            if (!TestRegister(SE->SE_CRYPTO_KEYTABLE_ACCESS[i], bits.crypto_keytable_access[i])) { return false; }
+        }
+
+        /* Test RSA_SCEURITY_PERKEY */
+        if (!TestRegister(SE->SE_CRYPTO_SECURITY_PERKEY, bits.rsa_security_perkey)) { return false; }
+
+        /* Check RSA_KEYTABLE_ACCESS. */
+        for (int i = 0; i < RsaKeySlotCount; ++i) {
+            if (!TestRegister(SE->SE_RSA_KEYTABLE_ACCESS[i], bits.rsa_keytable_access[i])) { return false; }
+        }
+
+        /* All sticky bits are valid. */
+        return true;
+    }
+
+}