4 files changed, 0 insertions, 203 deletions

diff --git a/arch/um/os-Linux/sys-i386/Makefile b/arch/um/os-Linux/sys-i386/Makefile
deleted file mode 100644
index 37806621b25..00000000000
--- a/arch/um/os-Linux/sys-i386/Makefile
+++ /dev/null
@@ -1,10 +0,0 @@
-#
-# Copyright (C) 2000 Jeff Dike (jdike@karaya.com)
-# Licensed under the GPL
-#
-
-obj-$(CONFIG_MODE_SKAS) = registers.o signal.o tls.o
-
-USER_OBJS := $(obj-y)
-
-include arch/um/scripts/Makefile.rules
diff --git a/arch/um/os-Linux/sys-i386/registers.c b/arch/um/os-Linux/sys-i386/registers.c
deleted file mode 100644
index 84b44f9cd42..00000000000
--- a/arch/um/os-Linux/sys-i386/registers.c
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- * Copyright (C) 2004 PathScale, Inc
- * Licensed under the GPL
- */
-
-#include <errno.h>
-#include <string.h>
-#include "sysdep/ptrace_user.h"
-#include "sysdep/ptrace.h"
-#include "uml-config.h"
-#include "skas_ptregs.h"
-#include "registers.h"
-#include "longjmp.h"
-#include "user.h"
-
-/* These are set once at boot time and not changed thereafter */
-
-static unsigned long exec_regs[MAX_REG_NR];
-static unsigned long exec_fp_regs[HOST_FP_SIZE];
-static unsigned long exec_fpx_regs[HOST_XFP_SIZE];
-static int have_fpx_regs = 1;
-
-void init_thread_registers(union uml_pt_regs *to)
-{
-	memcpy(to->skas.regs, exec_regs, sizeof(to->skas.regs));
-	memcpy(to->skas.fp, exec_fp_regs, sizeof(to->skas.fp));
-	if(have_fpx_regs)
-		memcpy(to->skas.xfp, exec_fpx_regs, sizeof(to->skas.xfp));
-}
-
-/* XXX These need to use [GS]ETFPXREGS and copy_sc_{to,from}_user_skas needs
- * to pass in a sufficiently large buffer
- */
-int save_fp_registers(int pid, unsigned long *fp_regs)
-{
-	if(ptrace(PTRACE_GETFPREGS, pid, 0, fp_regs) < 0)
-		return -errno;
-	return 0;
-}
-
-int restore_fp_registers(int pid, unsigned long *fp_regs)
-{
-	if(ptrace(PTRACE_SETFPREGS, pid, 0, fp_regs) < 0)
-		return -errno;
-	return 0;
-}
-
-static int move_registers(int pid, int int_op, union uml_pt_regs *regs,
-			  int fp_op, unsigned long *fp_regs)
-{
-	if(ptrace(int_op, pid, 0, regs->skas.regs) < 0)
-		return -errno;
-
-	if(ptrace(fp_op, pid, 0, fp_regs) < 0)
-		return -errno;
-
-	return 0;
-}
-
-void save_registers(int pid, union uml_pt_regs *regs)
-{
-	unsigned long *fp_regs;
-	int err, fp_op;
-
-	if(have_fpx_regs){
-		fp_op = PTRACE_GETFPXREGS;
-		fp_regs = regs->skas.xfp;
-	}
-	else {
-		fp_op = PTRACE_GETFPREGS;
-		fp_regs = regs->skas.fp;
-	}
-
-	err = move_registers(pid, PTRACE_GETREGS, regs, fp_op, fp_regs);
-	if(err)
-		panic("save_registers - saving registers failed, errno = %d\n",
-		      -err);
-}
-
-void restore_registers(int pid, union uml_pt_regs *regs)
-{
-	unsigned long *fp_regs;
-	int err, fp_op;
-
-	if(have_fpx_regs){
-		fp_op = PTRACE_SETFPXREGS;
-		fp_regs = regs->skas.xfp;
-	}
-	else {
-		fp_op = PTRACE_SETFPREGS;
-		fp_regs = regs->skas.fp;
-	}
-
-	err = move_registers(pid, PTRACE_SETREGS, regs, fp_op, fp_regs);
-	if(err)
-		panic("restore_registers - saving registers failed, "
-		      "errno = %d\n", -err);
-}
-
-void init_registers(int pid)
-{
-	int err;
-
-	memset(exec_regs, 0, sizeof(exec_regs));
-	err = ptrace(PTRACE_GETREGS, pid, 0, exec_regs);
-	if(err)
-		panic("check_ptrace : PTRACE_GETREGS failed, errno = %d",
-		      errno);
-
-	errno = 0;
-	err = ptrace(PTRACE_GETFPXREGS, pid, 0, exec_fpx_regs);
-	if(!err)
-		return;
-	if(errno != EIO)
-		panic("check_ptrace : PTRACE_GETFPXREGS failed, errno = %d",
-		      errno);
-
-	have_fpx_regs = 0;
-
-	err = ptrace(PTRACE_GETFPREGS, pid, 0, exec_fp_regs);
-	if(err)
-		panic("check_ptrace : PTRACE_GETFPREGS failed, errno = %d",
-		      errno);
-}
-
-void get_safe_registers(unsigned long *regs, unsigned long *fp_regs)
-{
-	memcpy(regs, exec_regs, sizeof(exec_regs));
-	if(fp_regs != NULL)
-		memcpy(fp_regs, exec_fp_regs,
-		       HOST_FP_SIZE * sizeof(unsigned long));
-}
-
-unsigned long get_thread_reg(int reg, jmp_buf *buf)
-{
-	switch(reg){
-	case EIP: return buf[0]->__eip;
-	case UESP: return buf[0]->__esp;
-	case EBP: return buf[0]->__ebp;
-	default:
-		printk("get_thread_regs - unknown register %d\n", reg);
-		return 0;
-	}
-}
diff --git a/arch/um/os-Linux/sys-i386/signal.c b/arch/um/os-Linux/sys-i386/signal.c
deleted file mode 100644
index f311609f93d..00000000000
--- a/arch/um/os-Linux/sys-i386/signal.c
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * Copyright (C) 2006 Jeff Dike (jdike@{addtoit,linux.intel}.com)
- * Licensed under the GPL
- */
-
-#include <signal.h>
-
-extern void handle_signal(int sig, struct sigcontext *sc);
-
-void hard_handler(int sig)
-{
-	handle_signal(sig, (struct sigcontext *) (&sig + 1));
-}
diff --git a/arch/um/os-Linux/sys-i386/tls.c b/arch/um/os-Linux/sys-i386/tls.c
deleted file mode 100644
index 32ed41ec1a3..00000000000
--- a/arch/um/os-Linux/sys-i386/tls.c
+++ /dev/null
@@ -1,36 +0,0 @@
-#include <errno.h>
-#include <linux/unistd.h>
-
-#include <sys/syscall.h>
-#include <unistd.h>
-
-#include "sysdep/tls.h"
-#include "user.h"
-
-/* Checks whether host supports TLS, and sets *tls_min according to the value
- * valid on the host.
- * i386 host have it == 6; x86_64 host have it == 12, for i386 emulation. */
-void check_host_supports_tls(int *supports_tls, int *tls_min) {
-	/* Values for x86 and x86_64.*/
-	int val[] = {GDT_ENTRY_TLS_MIN_I386, GDT_ENTRY_TLS_MIN_X86_64};
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(val); i++) {
-		user_desc_t info;
-		info.entry_number = val[i];
-
-		if (syscall(__NR_get_thread_area, &info) == 0) {
-			*tls_min = val[i];
-			*supports_tls = 1;
-			return;
-		} else {
-			if (errno == EINVAL)
-				continue;
-			else if (errno == ENOSYS)
-				*supports_tls = 0;
-				return;
-		}
-	}
-
-	*supports_tls = 0;
-}