fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / arch / um / include / sysdep-i386 / ptrace.h

diff --git a/arch/um/include/sysdep-i386/ptrace.h b/arch/um/include/sysdep-i386/ptrace.h
index 432b82a..52b398b 100644 (file)
--- a/arch/um/include/sysdep-i386/ptrace.h
+++ b/arch/um/include/sysdep-i386/ptrace.h
@@ -7,32 +7,78 @@
 #define __SYSDEP_I386_PTRACE_H
 
 #include "uml-config.h"
+#include "user_constants.h"
+#include "sysdep/faultinfo.h"
+#include "choose-mode.h"
+
+#define MAX_REG_NR (UM_FRAME_SIZE / sizeof(unsigned long))
+#define MAX_REG_OFFSET (UM_FRAME_SIZE)
+
+#ifdef UML_CONFIG_PT_PROXY
+extern void update_debugregs(int seq);
+#else
+static inline void update_debugregs(int seq) {}
+#endif
+
+
+/* syscall emulation path in ptrace */
+
+#ifndef PTRACE_SYSEMU
+#define PTRACE_SYSEMU 31
+#endif
+
+void set_using_sysemu(int value);
+int get_using_sysemu(void);
+extern int sysemu_supported;
 
 #ifdef UML_CONFIG_MODE_TT
-#include "ptrace-tt.h"
+#include "sysdep/sc.h"
 #endif
 
 #ifdef UML_CONFIG_MODE_SKAS
-#include "ptrace-skas.h"
-#endif
 
-#include "choose-mode.h"
+#include "skas_ptregs.h"
+
+#define REGS_IP(r) ((r)[HOST_IP])
+#define REGS_SP(r) ((r)[HOST_SP])
+#define REGS_EFLAGS(r) ((r)[HOST_EFLAGS])
+#define REGS_EAX(r) ((r)[HOST_EAX])
+#define REGS_EBX(r) ((r)[HOST_EBX])
+#define REGS_ECX(r) ((r)[HOST_ECX])
+#define REGS_EDX(r) ((r)[HOST_EDX])
+#define REGS_ESI(r) ((r)[HOST_ESI])
+#define REGS_EDI(r) ((r)[HOST_EDI])
+#define REGS_EBP(r) ((r)[HOST_EBP])
+#define REGS_CS(r) ((r)[HOST_CS])
+#define REGS_SS(r) ((r)[HOST_SS])
+#define REGS_DS(r) ((r)[HOST_DS])
+#define REGS_ES(r) ((r)[HOST_ES])
+#define REGS_FS(r) ((r)[HOST_FS])
+#define REGS_GS(r) ((r)[HOST_GS])
+
+#define REGS_SET_SYSCALL_RETURN(r, res) REGS_EAX(r) = (res)
+
+#define REGS_RESTART_SYSCALL(r) IP_RESTART_SYSCALL(REGS_IP(r))
+
+#endif
+#ifndef PTRACE_SYSEMU_SINGLESTEP
+#define PTRACE_SYSEMU_SINGLESTEP 32
+#endif
 
 union uml_pt_regs {
 #ifdef UML_CONFIG_MODE_TT
        struct tt_regs {
                long syscall;
                void *sc;
+                struct faultinfo faultinfo;
        } tt;
 #endif
 #ifdef UML_CONFIG_MODE_SKAS
        struct skas_regs {
-               unsigned long regs[HOST_FRAME_SIZE];
+               unsigned long regs[MAX_REG_NR];
                unsigned long fp[HOST_FP_SIZE];
                unsigned long xfp[HOST_XFP_SIZE];
-               unsigned long fault_addr;
-               unsigned long fault_type;
-               unsigned long trap_type;
+                struct faultinfo faultinfo;
                long syscall;
                int is_user;
        } skas;
@@ -45,39 +91,39 @@ extern int mode_tt;
 
 #define UPT_SC(r) ((r)->tt.sc)
 #define UPT_IP(r) \
-       CHOOSE_MODE(SC_IP(UPT_SC(r)), REGS_IP((r)->skas.regs))
+       __CHOOSE_MODE(SC_IP(UPT_SC(r)), REGS_IP((r)->skas.regs))
 #define UPT_SP(r) \
-       CHOOSE_MODE(SC_SP(UPT_SC(r)), REGS_SP((r)->skas.regs))
+       __CHOOSE_MODE(SC_SP(UPT_SC(r)), REGS_SP((r)->skas.regs))
 #define UPT_EFLAGS(r) \
-       CHOOSE_MODE(SC_EFLAGS(UPT_SC(r)), REGS_EFLAGS((r)->skas.regs))
+       __CHOOSE_MODE(SC_EFLAGS(UPT_SC(r)), REGS_EFLAGS((r)->skas.regs))
 #define UPT_EAX(r) \
-       CHOOSE_MODE(SC_EAX(UPT_SC(r)), REGS_EAX((r)->skas.regs))
+       __CHOOSE_MODE(SC_EAX(UPT_SC(r)), REGS_EAX((r)->skas.regs))
 #define UPT_EBX(r) \
-       CHOOSE_MODE(SC_EBX(UPT_SC(r)), REGS_EBX((r)->skas.regs))
+       __CHOOSE_MODE(SC_EBX(UPT_SC(r)), REGS_EBX((r)->skas.regs))
 #define UPT_ECX(r) \
-       CHOOSE_MODE(SC_ECX(UPT_SC(r)), REGS_ECX((r)->skas.regs))
+       __CHOOSE_MODE(SC_ECX(UPT_SC(r)), REGS_ECX((r)->skas.regs))
 #define UPT_EDX(r) \
-       CHOOSE_MODE(SC_EDX(UPT_SC(r)), REGS_EDX((r)->skas.regs))
+       __CHOOSE_MODE(SC_EDX(UPT_SC(r)), REGS_EDX((r)->skas.regs))
 #define UPT_ESI(r) \
-       CHOOSE_MODE(SC_ESI(UPT_SC(r)), REGS_ESI((r)->skas.regs))
+       __CHOOSE_MODE(SC_ESI(UPT_SC(r)), REGS_ESI((r)->skas.regs))
 #define UPT_EDI(r) \
-       CHOOSE_MODE(SC_EDI(UPT_SC(r)), REGS_EDI((r)->skas.regs))
+       __CHOOSE_MODE(SC_EDI(UPT_SC(r)), REGS_EDI((r)->skas.regs))
 #define UPT_EBP(r) \
-       CHOOSE_MODE(SC_EBP(UPT_SC(r)), REGS_EBP((r)->skas.regs))
+       __CHOOSE_MODE(SC_EBP(UPT_SC(r)), REGS_EBP((r)->skas.regs))
 #define UPT_ORIG_EAX(r) \
-       CHOOSE_MODE((r)->tt.syscall, (r)->skas.syscall)
+       __CHOOSE_MODE((r)->tt.syscall, (r)->skas.syscall)
 #define UPT_CS(r) \
-       CHOOSE_MODE(SC_CS(UPT_SC(r)), REGS_CS((r)->skas.regs))
+       __CHOOSE_MODE(SC_CS(UPT_SC(r)), REGS_CS((r)->skas.regs))
 #define UPT_SS(r) \
-       CHOOSE_MODE(SC_SS(UPT_SC(r)), REGS_SS((r)->skas.regs))
+       __CHOOSE_MODE(SC_SS(UPT_SC(r)), REGS_SS((r)->skas.regs))
 #define UPT_DS(r) \
-       CHOOSE_MODE(SC_DS(UPT_SC(r)), REGS_DS((r)->skas.regs))
+       __CHOOSE_MODE(SC_DS(UPT_SC(r)), REGS_DS((r)->skas.regs))
 #define UPT_ES(r) \
-       CHOOSE_MODE(SC_ES(UPT_SC(r)), REGS_ES((r)->skas.regs))
+       __CHOOSE_MODE(SC_ES(UPT_SC(r)), REGS_ES((r)->skas.regs))
 #define UPT_FS(r) \
-       CHOOSE_MODE(SC_FS(UPT_SC(r)), REGS_FS((r)->skas.regs))
+       __CHOOSE_MODE(SC_FS(UPT_SC(r)), REGS_FS((r)->skas.regs))
 #define UPT_GS(r) \
-       CHOOSE_MODE(SC_GS(UPT_SC(r)), REGS_GS((r)->skas.regs))
+       __CHOOSE_MODE(SC_GS(UPT_SC(r)), REGS_GS((r)->skas.regs))
 
 #define UPT_SYSCALL_ARG1(r) UPT_EBX(r)
 #define UPT_SYSCALL_ARG2(r) UPT_ECX(r)
@@ -169,15 +215,8 @@ struct syscall_args {
 #define UPT_SYSCALL_NR(r) UPT_ORIG_EAX(r)
 #define UPT_SYSCALL_RET(r) UPT_EAX(r)
 
-#define UPT_SEGV_IS_FIXABLE(r) \
-       CHOOSE_MODE(SC_SEGV_IS_FIXABLE(UPT_SC(r)), \
-                    REGS_SEGV_IS_FIXABLE(&r->skas))
-
-#define UPT_FAULT_ADDR(r) \
-       CHOOSE_MODE(SC_FAULT_ADDR(UPT_SC(r)), REGS_FAULT_ADDR(&r->skas))
-
-#define UPT_FAULT_WRITE(r) \
-       CHOOSE_MODE(SC_FAULT_WRITE(UPT_SC(r)), REGS_FAULT_WRITE(&r->skas))
+#define UPT_FAULTINFO(r) \
+        CHOOSE_MODE((&(r)->tt.faultinfo), (&(r)->skas.faultinfo))
 
 #endif