aboutsummaryrefslogtreecommitdiff
path: root/bsd-user/arm/target_arch_vmparam.h
diff options
context:
space:
mode:
Diffstat (limited to 'bsd-user/arm/target_arch_vmparam.h')
-rw-r--r--bsd-user/arm/target_arch_vmparam.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/bsd-user/arm/target_arch_vmparam.h b/bsd-user/arm/target_arch_vmparam.h
new file mode 100644
index 0000000000..4bbc04ddf5
--- /dev/null
+++ b/bsd-user/arm/target_arch_vmparam.h
@@ -0,0 +1,48 @@
+/*
+ * arm VM parameters definitions
+ *
+ * Copyright (c) 2013 Stacey D. Son
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that 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/>.
+ */
+#ifndef _TARGET_ARCH_VMPARAM_H_
+#define _TARGET_ARCH_VMPARAM_H_
+
+#include "cpu.h"
+
+/* compare to sys/arm/include/vmparam.h */
+#define TARGET_MAXTSIZ (64 * MiB) /* max text size */
+#define TARGET_DFLDSIZ (128 * MiB) /* initial data size limit */
+#define TARGET_MAXDSIZ (512 * MiB) /* max data size */
+#define TARGET_DFLSSIZ (4 * MiB) /* initial stack size limit */
+#define TARGET_MAXSSIZ (64 * MiB) /* max stack size */
+#define TARGET_SGROWSIZ (128 * KiB) /* amount to grow stack */
+
+#define TARGET_RESERVED_VA 0xf7000000
+
+ /* KERNBASE - 512 MB */
+#define TARGET_VM_MAXUSER_ADDRESS (0xc0000000 - (512 * MiB))
+#define TARGET_USRSTACK TARGET_VM_MAXUSER_ADDRESS
+
+static inline abi_ulong get_sp_from_cpustate(CPUARMState *state)
+{
+ return state->regs[13]; /* sp */
+}
+
+static inline void set_second_rval(CPUARMState *state, abi_ulong retval2)
+{
+ state->regs[1] = retval2;
+}
+
+#endif /* ! _TARGET_ARCH_VMPARAM_H_ */