/arch/um/include/shared/as-layout.h
http://github.com/mirrors/linux · C Header · 66 lines · 34 code · 17 blank · 15 comment · 0 complexity · 0a460e9048c4836fe6315983e62512b6 MD5 · raw file
- /* SPDX-License-Identifier: GPL-2.0 */
- /*
- * Copyright (C) 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
- */
- #ifndef __START_H__
- #define __START_H__
- #include <generated/asm-offsets.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 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 brk_start;
- extern unsigned long host_task_size;
- extern int linux_main(int argc, char **argv);
- extern void uml_finishsetup(void);
- struct siginfo;
- extern void (*sig_info[])(int, struct siginfo *si, struct uml_pt_regs *);
- #endif
- #endif