From 851e67a1b46ff7999a7585d682f8add983e82fc9 Mon Sep 17 00:00:00 2001 From: bellard Date: Sat, 29 Mar 2003 16:53:14 +0000 Subject: primitive vm86 support git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@57 c046a42c-6fe2-441c-8c8c-71466251a162 --- linux-user/qemu.h | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) (limited to 'linux-user/qemu.h') diff --git a/linux-user/qemu.h b/linux-user/qemu.h index d4d93a4291..54b38e70e1 100644 --- a/linux-user/qemu.h +++ b/linux-user/qemu.h @@ -33,6 +33,33 @@ struct image_info { int personality; }; +/* Information about the current linux thread */ +struct vm86_saved_state { + uint32_t eax; /* return code */ + uint32_t ebx; + uint32_t ecx; + uint32_t edx; + uint32_t esi; + uint32_t edi; + uint32_t ebp; + uint32_t esp; + uint32_t eflags; + uint32_t eip; + uint16_t cs, ss, ds, es, fs, gs; +}; + +/* NOTE: we force a big alignment so that the stack stored after is + aligned too */ +typedef struct TaskState { + struct TaskState *next; + struct target_vm86plus_struct *target_v86; + struct vm86_saved_state vm86_saved_regs; + int used; /* non zero if used */ + uint8_t stack[0]; +} __attribute__((aligned(16))) TaskState; + +extern TaskState *first_task_state; + int elf_exec(const char *interp_prefix, const char * filename, char ** argv, char ** envp, struct target_pt_regs * regs, struct image_info *infop); -- cgit 1.4.1