48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
|
/*
|
||
|
|
* i386 thread support
|
||
|
|
*
|
||
|
|
* 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_THREAD_H_
|
||
|
|
#define _TARGET_ARCH_THREAD_H_
|
||
|
|
|
||
|
|
/* Compare to vm_machdep.c cpu_set_upcall_kse() */
|
||
|
|
static inline void target_thread_set_upcall(CPUX86State *regs, abi_ulong entry,
|
||
|
|
abi_ulong arg, abi_ulong stack_base, abi_ulong stack_size)
|
||
|
|
{
|
||
|
|
/* XXX */
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void target_thread_init(struct target_pt_regs *regs,
|
||
|
|
struct image_info *infop)
|
||
|
|
{
|
||
|
|
regs->esp = infop->start_stack;
|
||
|
|
regs->eip = infop->entry;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* SVR4/i386 ABI (pages 3-31, 3-32) says that when the program starts %edx
|
||
|
|
* contains a pointer to a function which might be registered using
|
||
|
|
* `atexit'. This provides a mean for the dynamic linker to call DT_FINI
|
||
|
|
* functions for shared libraries that have been loaded before the code
|
||
|
|
* runs.
|
||
|
|
*
|
||
|
|
* A value of 0 tells we have no such handler.
|
||
|
|
*/
|
||
|
|
regs->edx = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* !_TARGET_ARCH_THREAD_H_ */
|