aboutsummaryrefslogtreecommitdiff
path: root/arch/um/include/shared/as-layout.h
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-12-31 08:31:57 +0100
committerIngo Molnar <mingo@elte.hu>2008-12-31 08:31:57 +0100
commita9de18eb761f7c1c860964b2e5addc1a35c7e861 (patch)
tree886e75fdfd09690cd262ca69cb7f5d1d42b48602 /arch/um/include/shared/as-layout.h
parentb2aaf8f74cdc84a9182f6cabf198b7763bcb9d40 (diff)
parent6a94cb73064c952255336cc57731904174b2c58f (diff)
Merge branch 'linus' into stackprotector
Conflicts: arch/x86/include/asm/pda.h kernel/fork.c
Diffstat (limited to 'arch/um/include/shared/as-layout.h')
-rw-r--r--arch/um/include/shared/as-layout.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/um/include/shared/as-layout.h b/arch/um/include/shared/as-layout.h
new file mode 100644
index 00000000000..a92b678503c
--- /dev/null
+++ b/arch/um/include/shared/as-layout.h
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
+ * Licensed under the GPL
+ */
+
+#ifndef __START_H__
+#define __START_H__
+
+#include "kern_constants.h"
+
+/*
+ * Stolen from linux/const.h, which can't be directly included since
+ * this is used in userspace code, which has no access to the kernel
+ * headers. Changed to be suitable for adding casts to the start,
+ * rather than "UL" to the end.
+ */
+
+/* Some constant macros are used in both assembler and
+ * C code. Therefore we cannot annotate them always with
+ * 'UL' and other type specifiers unilaterally. We
+ * use the following macros to deal with this.
+ */
+
+#ifdef __ASSEMBLY__
+#define _UML_AC(X, Y) (Y)
+#else
+#define __UML_AC(X, Y) (X(Y))
+#define _UML_AC(X, Y) __UML_AC(X, Y)
+#endif
+
+#define STUB_START _UML_AC(, 0x100000)
+#define STUB_CODE _UML_AC((unsigned long), STUB_START)
+#define STUB_DATA _UML_AC((unsigned long), STUB_CODE + UM_KERN_PAGE_SIZE)
+#define STUB_END _UML_AC((unsigned long), STUB_DATA + UM_KERN_PAGE_SIZE)
+
+#ifndef __ASSEMBLY__
+
+#include "sysdep/ptrace.h"
+
+struct cpu_task {
+ int pid;
+ void *task;
+};
+
+extern struct cpu_task cpu_tasks[];
+
+extern unsigned long low_physmem;
+extern unsigned long high_physmem;
+extern unsigned long uml_physmem;
+extern unsigned long uml_reserved;
+extern unsigned long end_vm;
+extern unsigned long start_vm;
+extern unsigned long long highmem;
+
+extern unsigned long _stext, _etext, _sdata, _edata, __bss_start, _end;
+extern unsigned long _unprotected_end;
+extern unsigned long brk_start;
+
+extern unsigned long host_task_size;
+
+extern int linux_main(int argc, char **argv);
+
+extern void (*sig_info[])(int, struct uml_pt_regs *);
+
+#endif
+
+#endif