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| author | Al Viro <viro@zeniv.linux.org.uk> | 2008-08-18 21:44:32 -0400 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2008-10-22 22:55:21 -0700 |
| commit | f5ad6a42b700d9687bb97cf461e7f2506e3006d6 (patch) | |
| tree | 1bd92ee745ce1bdf459147dd9cbdb440c72cd9f8 /arch/um/include | |
| parent | 17dcf75d3ea11d7e26110ba85677cfadbccecf45 (diff) | |
| download | linux-f5ad6a42b700d9687bb97cf461e7f2506e3006d6.tar.bz2 | |
x86, um: get rid of sysdep symlink
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/um/include')
40 files changed, 0 insertions, 2284 deletions
diff --git a/arch/um/include/shared/sysdep-i386/archsetjmp.h b/arch/um/include/shared/sysdep-i386/archsetjmp.h deleted file mode 100644 index 0f312085ce1d..000000000000 --- a/arch/um/include/shared/sysdep-i386/archsetjmp.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * arch/um/include/sysdep-i386/archsetjmp.h - */ - -#ifndef _KLIBC_ARCHSETJMP_H -#define _KLIBC_ARCHSETJMP_H - -struct __jmp_buf { - unsigned int __ebx; - unsigned int __esp; - unsigned int __ebp; - unsigned int __esi; - unsigned int __edi; - unsigned int __eip; -}; - -typedef struct __jmp_buf jmp_buf[1]; - -#define JB_IP __eip -#define JB_SP __esp - -#endif /* _SETJMP_H */ diff --git a/arch/um/include/shared/sysdep-i386/barrier.h b/arch/um/include/shared/sysdep-i386/barrier.h deleted file mode 100644 index b58d52c5b2f4..000000000000 --- a/arch/um/include/shared/sysdep-i386/barrier.h +++ /dev/null @@ -1,9 +0,0 @@ -#ifndef __SYSDEP_I386_BARRIER_H -#define __SYSDEP_I386_BARRIER_H - -/* Copied from include/asm-i386 for use by userspace. i386 has the option - * of using mfence, but I'm just using this, which works everywhere, for now. - */ -#define mb() asm volatile("lock; addl $0,0(%esp)") - -#endif diff --git a/arch/um/include/shared/sysdep-i386/checksum.h b/arch/um/include/shared/sysdep-i386/checksum.h deleted file mode 100644 index 0cb4645cbeb8..000000000000 --- a/arch/um/include/shared/sysdep-i386/checksum.h +++ /dev/null @@ -1,211 +0,0 @@ -/* - * Licensed under the GPL - */ - -#ifndef __UM_SYSDEP_CHECKSUM_H -#define __UM_SYSDEP_CHECKSUM_H - -#include "linux/in6.h" -#include "linux/string.h" - -/* - * computes the checksum of a memory block at buff, length len, - * and adds in "sum" (32-bit) - * - * returns a 32-bit number suitable for feeding into itself - * or csum_tcpudp_magic - * - * this function must be called with even lengths, except - * for the last fragment, which may be odd - * - * it's best to have buff aligned on a 32-bit boundary - */ -__wsum csum_partial(const void *buff, int len, __wsum sum); - -/* - * Note: when you get a NULL pointer exception here this means someone - * passed in an incorrect kernel address to one of these functions. - * - * If you use these functions directly please don't forget the - * access_ok(). - */ - -static __inline__ -__wsum csum_partial_copy_nocheck(const void *src, void *dst, - int len, __wsum sum) -{ - memcpy(dst, src, len); - return csum_partial(dst, len, sum); -} - -/* - * the same as csum_partial, but copies from src while it - * checksums, and handles user-space pointer exceptions correctly, when needed. - * - * here even more important to align src and dst on a 32-bit (or even - * better 64-bit) boundary - */ - -static __inline__ -__wsum csum_partial_copy_from_user(const void __user *src, void *dst, - int len, __wsum sum, int *err_ptr) -{ - if (copy_from_user(dst, src, len)) { - *err_ptr = -EFAULT; - return (__force __wsum)-1; - } - - return csum_partial(dst, len, sum); -} - -/* - * This is a version of ip_compute_csum() optimized for IP headers, - * which always checksum on 4 octet boundaries. - * - * By Jorge Cwik <jorge@laser.satlink.net>, adapted for linux by - * Arnt Gulbrandsen. - */ -static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl) -{ - unsigned int sum; - - __asm__ __volatile__( - "movl (%1), %0 ;\n" - "subl $4, %2 ;\n" - "jbe 2f ;\n" - "addl 4(%1), %0 ;\n" - "adcl 8(%1), %0 ;\n" - "adcl 12(%1), %0 ;\n" -"1: adcl 16(%1), %0 ;\n" - "lea 4(%1), %1 ;\n" - "decl %2 ;\n" - "jne 1b ;\n" - "adcl $0, %0 ;\n" - "movl %0, %2 ;\n" - "shrl $16, %0 ;\n" - "addw %w2, %w0 ;\n" - "adcl $0, %0 ;\n" - "notl %0 ;\n" -"2: ;\n" - /* Since the input registers which are loaded with iph and ipl - are modified, we must also specify them as outputs, or gcc - will assume they contain their original values. */ - : "=r" (sum), "=r" (iph), "=r" (ihl) - : "1" (iph), "2" (ihl) - : "memory"); - return (__force __sum16)sum; -} - -/* - * Fold a partial checksum - */ - -static inline __sum16 csum_fold(__wsum sum) -{ - __asm__( - "addl %1, %0 ;\n" - "adcl $0xffff, %0 ;\n" - : "=r" (sum) - : "r" ((__force u32)sum << 16), - "0" ((__force u32)sum & 0xffff0000) - ); - return (__force __sum16)(~(__force u32)sum >> 16); -} - -static inline __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, - unsigned short len, - unsigned short proto, - __wsum sum) -{ - __asm__( - "addl %1, %0 ;\n" - "adcl %2, %0 ;\n" - "adcl %3, %0 ;\n" - "adcl $0, %0 ;\n" - : "=r" (sum) - : "g" (daddr), "g"(saddr), "g"((len + proto) << 8), "0"(sum)); - return sum; -} - -/* - * computes the checksum of the TCP/UDP pseudo-header - * returns a 16-bit checksum, already complemented - */ -static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, - unsigned short len, - unsigned short proto, - __wsum sum) -{ - return csum_fold(csum_tcpudp_nofold(saddr,daddr,len,proto,sum)); -} - -/* - * this routine is used for miscellaneous IP-like checksums, mainly - * in icmp.c - */ - -static inline __sum16 ip_compute_csum(const void *buff, int len) -{ - return csum_fold (csum_partial(buff, len, 0)); -} - -#define _HAVE_ARCH_IPV6_CSUM -static __inline__ __sum16 csum_ipv6_magic(const struct in6_addr *saddr, - const struct in6_addr *daddr, - __u32 len, unsigned short proto, - __wsum sum) -{ - __asm__( - "addl 0(%1), %0 ;\n" - "adcl 4(%1), %0 ;\n" - "adcl 8(%1), %0 ;\n" - "adcl 12(%1), %0 ;\n" - "adcl 0(%2), %0 ;\n" - "adcl 4(%2), %0 ;\n" - "adcl 8(%2), %0 ;\n" - "adcl 12(%2), %0 ;\n" - "adcl %3, %0 ;\n" - "adcl %4, %0 ;\n" - "adcl $0, %0 ;\n" - : "=&r" (sum) - : "r" (saddr), "r" (daddr), - "r"(htonl(len)), "r"(htonl(proto)), "0"(sum)); - - return csum_fold(sum); -} - -/* - * Copy and checksum to user - */ -#define HAVE_CSUM_COPY_USER -static __inline__ __wsum csum_and_copy_to_user(const void *src, - void __user *dst, - int len, __wsum sum, int *err_ptr) -{ - if (access_ok(VERIFY_WRITE, dst, len)) { - if (copy_to_user(dst, src, len)) { - *err_ptr = -EFAULT; - return (__force __wsum)-1; - } - - return csum_partial(src, len, sum); - } - - if (len) - *err_ptr = -EFAULT; - - return (__force __wsum)-1; /* invalid checksum */ -} - -#endif - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/include/shared/sysdep-i386/faultinfo.h b/arch/um/include/shared/sysdep-i386/faultinfo.h deleted file mode 100644 index db437cc373bc..000000000000 --- a/arch/um/include/shared/sysdep-i386/faultinfo.h +++ /dev/null @@ -1,29 +0,0 @@ -/* - * Copyright (C) 2004 Fujitsu Siemens Computers GmbH - * Author: Bodo Stroesser <bstroesser@fujitsu-siemens.com> - * Licensed under the GPL - */ - -#ifndef __FAULTINFO_I386_H -#define __FAULTINFO_I386_H - -/* this structure contains the full arch-specific faultinfo - * from the traps. - * On i386, ptrace_faultinfo unfortunately doesn't provide - * all the info, since trap_no is missing. - * All common elements are defined at the same position in - * both structures, thus making it easy to copy the - * contents without knowledge about the structure elements. - */ -struct faultinfo { - int error_code; /* in ptrace_faultinfo misleadingly called is_write */ - unsigned long cr2; /* in ptrace_faultinfo called addr */ - int trap_no; /* missing in ptrace_faultinfo */ -}; - -#define FAULT_WRITE(fi) ((fi).error_code & 2) -#define FAULT_ADDRESS(fi) ((fi).cr2) - -#define PTRACE_FULL_FAULTINFO 0 - -#endif diff --git a/arch/um/include/shared/sysdep-i386/host_ldt.h b/arch/um/include/shared/sysdep-i386/host_ldt.h deleted file mode 100644 index 0953cc4df652..000000000000 --- a/arch/um/include/shared/sysdep-i386/host_ldt.h +++ /dev/null @@ -1,34 +0,0 @@ -#ifndef __ASM_HOST_LDT_I386_H -#define __ASM_HOST_LDT_I386_H - -#include <asm/ldt.h> - -/* - * macros stolen from include/asm-i386/desc.h - */ -#define LDT_entry_a(info) \ - ((((info)->base_addr & 0x0000ffff) << 16) | ((info)->limit & 0x0ffff)) - -#define LDT_entry_b(info) \ - (((info)->base_addr & 0xff000000) | \ - (((info)->base_addr & 0x00ff0000) >> 16) | \ - ((info)->limit & 0xf0000) | \ - (((info)->read_exec_only ^ 1) << 9) | \ - ((info)->contents << 10) | \ - (((info)->seg_not_present ^ 1) << 15) | \ - ((info)->seg_32bit << 22) | \ - ((info)->limit_in_pages << 23) | \ - ((info)->useable << 20) | \ - 0x7000) - -#define LDT_empty(info) (\ - (info)->base_addr == 0 && \ - (info)->limit == 0 && \ - (info)->contents == 0 && \ - (info)->read_exec_only == 1 && \ - (info)->seg_32bit == 0 && \ - (info)->limit_in_pages == 0 && \ - (info)->seg_not_present == 1 && \ - (info)->useable == 0 ) - -#endif diff --git a/arch/um/include/shared/sysdep-i386/kernel-offsets.h b/arch/um/include/shared/sysdep-i386/kernel-offsets.h deleted file mode 100644 index 5868526b5eef..000000000000 --- a/arch/um/include/shared/sysdep-i386/kernel-offsets.h +++ /dev/null @@ -1,21 +0,0 @@ -#include <linux/stddef.h> -#include <linux/sched.h> -#include <linux/elf.h> -#include <linux/crypto.h> -#include <asm/mman.h> - -#define DEFINE(sym, val) \ - asm volatile("\n->" #sym " %0 " #val : : "i" (val)) - -#define STR(x) #x -#define DEFINE_STR(sym, val) asm volatile("\n->" #sym " " STR(val) " " #val: : ) - -#define BLANK() asm volatile("\n->" : : ) - -#define OFFSET(sym, str, mem) \ - DEFINE(sym, offsetof(struct str, mem)); - -void foo(void) -{ -#include <common-offsets.h> -} diff --git a/arch/um/include/shared/sysdep-i386/ptrace.h b/arch/um/include/shared/sysdep-i386/ptrace.h deleted file mode 100644 index 11c08969d134..000000000000 --- a/arch/um/include/shared/sysdep-i386/ptrace.h +++ /dev/null @@ -1,171 +0,0 @@ -/* - * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) - * Licensed under the GPL - */ - -#ifndef __SYSDEP_I386_PTRACE_H -#define __SYSDEP_I386_PTRACE_H - -#include "uml-config.h" -#include "user_constants.h" -#include "sysdep/faultinfo.h" - -#define MAX_REG_NR (UM_FRAME_SIZE / sizeof(unsigned long)) -#define MAX_REG_OFFSET (UM_FRAME_SIZE) - -static inline void update_debugregs(int seq) {} - -/* 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; - -#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)) - -#ifndef PTRACE_SYSEMU_SINGLESTEP -#define PTRACE_SYSEMU_SINGLESTEP 32 -#endif - -struct uml_pt_regs { - unsigned long gp[MAX_REG_NR]; - struct faultinfo faultinfo; - long syscall; - int is_user; -}; - -#define EMPTY_UML_PT_REGS { } - -#define UPT_IP(r) REGS_IP((r)->gp) -#define UPT_SP(r) REGS_SP((r)->gp) -#define UPT_EFLAGS(r) REGS_EFLAGS((r)->gp) -#define UPT_EAX(r) REGS_EAX((r)->gp) -#define UPT_EBX(r) REGS_EBX((r)->gp) -#define UPT_ECX(r) REGS_ECX((r)->gp) -#define UPT_EDX(r) REGS_EDX((r)->gp) -#define UPT_ESI(r) REGS_ESI((r)->gp) -#define UPT_EDI(r) REGS_EDI((r)->gp) -#define UPT_EBP(r) REGS_EBP((r)->gp) -#define UPT_ORIG_EAX(r) ((r)->syscall) -#define UPT_CS(r) REGS_CS((r)->gp) -#define UPT_SS(r) REGS_SS((r)->gp) -#define UPT_DS(r) REGS_DS((r)->gp) -#define UPT_ES(r) REGS_ES((r)->gp) -#define UPT_FS(r) REGS_FS((r)->gp) -#define UPT_GS(r) REGS_GS((r)->gp) - -#define UPT_SYSCALL_ARG1(r) UPT_EBX(r) -#define UPT_SYSCALL_ARG2(r) UPT_ECX(r) -#define UPT_SYSCALL_ARG3(r) UPT_EDX(r) -#define UPT_SYSCALL_ARG4(r) UPT_ESI(r) -#define UPT_SYSCALL_ARG5(r) UPT_EDI(r) -#define UPT_SYSCALL_ARG6(r) UPT_EBP(r) - -extern int user_context(unsigned long sp); - -#define UPT_IS_USER(r) ((r)->is_user) - -struct syscall_args { - unsigned long args[6]; -}; - -#define SYSCALL_ARGS(r) ((struct syscall_args) \ - { .args = { UPT_SYSCALL_ARG1(r), \ - UPT_SYSCALL_ARG2(r), \ - UPT_SYSCALL_ARG3(r), \ - UPT_SYSCALL_ARG4(r), \ - UPT_SYSCALL_ARG5(r), \ - UPT_SYSCALL_ARG6(r) } } ) - -#define UPT_REG(regs, reg) \ - ({ unsigned long val; \ - switch(reg){ \ - case EIP: val = UPT_IP(regs); break; \ - case UESP: val = UPT_SP(regs); break; \ - case EAX: val = UPT_EAX(regs); break; \ - case EBX: val = UPT_EBX(regs); break; \ - case ECX: val = UPT_ECX(regs); break; \ - case EDX: val = UPT_EDX(regs); break; \ - case ESI: val = UPT_ESI(regs); break; \ - case EDI: val = UPT_EDI(regs); break; \ - case EBP: val = UPT_EBP(regs); break; \ - case ORIG_EAX: val = UPT_ORIG_EAX(regs); break; \ - case CS: val = UPT_CS(regs); break; \ - case SS: val = UPT_SS(regs); break; \ - case DS: val = UPT_DS(regs); break; \ - case ES: val = UPT_ES(regs); break; \ - case FS: val = UPT_FS(regs); break; \ - case GS: val = UPT_GS(regs); break; \ - case EFL: val = UPT_EFLAGS(regs); break; \ - default : \ - panic("Bad register in UPT_REG : %d\n", reg); \ - val = -1; \ - } \ - val; \ - }) - -#define UPT_SET(regs, reg, val) \ - do { \ - switch(reg){ \ - case EIP: UPT_IP(regs) = val; break; \ - case UESP: UPT_SP(regs) = val; break; \ - case EAX: UPT_EAX(regs) = val; break; \ - case EBX: UPT_EBX(regs) = val; break; \ - case ECX: UPT_ECX(regs) = val; break; \ - case EDX: UPT_EDX(regs) = val; break; \ - case ESI: UPT_ESI(regs) = val; break; \ - case EDI: UPT_EDI(regs) = val; break; \ - case EBP: UPT_EBP(regs) = val; break; \ - case ORIG_EAX: UPT_ORIG_EAX(regs) = val; break; \ - case CS: UPT_CS(regs) = val; break; \ - case SS: UPT_SS(regs) = val; break; \ - case DS: UPT_DS(regs) = val; break; \ - case ES: UPT_ES(regs) = val; break; \ - case FS: UPT_FS(regs) = val; break; \ - case GS: UPT_GS(regs) = val; break; \ - case EFL: UPT_EFLAGS(regs) = val; break; \ - default : \ - panic("Bad register in UPT_SET : %d\n", reg); \ - break; \ - } \ - } while (0) - -#define UPT_SET_SYSCALL_RETURN(r, res) \ - REGS_SET_SYSCALL_RETURN((r)->regs, (res)) - -#define UPT_RESTART_SYSCALL(r) REGS_RESTART_SYSCALL((r)->gp) - -#define UPT_ORIG_SYSCALL(r) UPT_EAX(r) -#define UPT_SYSCALL_NR(r) UPT_ORIG_EAX(r) -#define UPT_SYSCALL_RET(r) UPT_EAX(r) - -#define UPT_FAULTINFO(r) (&(r)->faultinfo) - -extern void arch_init_registers(int pid); - -#endif diff --git a/arch/um/include/shared/sysdep-i386/ptrace_user.h b/arch/um/include/shared/sysdep-i386/ptrace_user.h deleted file mode 100644 index ef56247e4143..000000000000 --- a/arch/um/include/shared/sysdep-i386/ptrace_user.h +++ /dev/null @@ -1,50 +0,0 @@ -/* - * Copyright (C) 2002 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __SYSDEP_I386_PTRACE_USER_H__ -#define __SYSDEP_I386_PTRACE_USER_H__ - -#include <sys/ptrace.h> -#include <linux/ptrace.h> -#include <asm/ptrace.h> -#include "user_constants.h" - -#define PT_OFFSET(r) ((r) * sizeof(long)) - -#define PT_SYSCALL_NR(regs) ((regs)[ORIG_EAX]) -#define PT_SYSCALL_NR_OFFSET PT_OFFSET(ORIG_EAX) - -#define PT_SYSCALL_ARG1_OFFSET PT_OFFSET(EBX) -#define PT_SYSCALL_ARG2_OFFSET PT_OFFSET(ECX) -#define PT_SYSCALL_ARG3_OFFSET PT_OFFSET(EDX) -#define PT_SYSCALL_ARG4_OFFSET PT_OFFSET(ESI) -#define PT_SYSCALL_ARG5_OFFSET PT_OFFSET(EDI) -#define PT_SYSCALL_ARG6_OFFSET PT_OFFSET(EBP) - -#define PT_SYSCALL_RET_OFFSET PT_OFFSET(EAX) - -#define REGS_SYSCALL_NR EAX /* This is used before a system call */ -#define REGS_SYSCALL_ARG1 EBX -#define REGS_SYSCALL_ARG2 ECX -#define REGS_SYSCALL_ARG3 EDX -#define REGS_SYSCALL_ARG4 ESI -#define REGS_SYSCALL_ARG5 EDI -#define REGS_SYSCALL_ARG6 EBP - -#define REGS_IP_INDEX EIP -#define REGS_SP_INDEX UESP - -#define PT_IP_OFFSET PT_OFFSET(EIP) -#define PT_IP(regs) ((regs)[EIP]) -#define PT_SP_OFFSET PT_OFFSET(UESP) -#define PT_SP(regs) ((regs)[UESP]) - -#define FP_SIZE ((HOST_FPX_SIZE > HOST_FP_SIZE) ? HOST_FPX_SIZE : HOST_FP_SIZE) - -#ifndef FRAME_SIZE -#define FRAME_SIZE (17) -#endif - -#endif diff --git a/arch/um/include/shared/sysdep-i386/sc.h b/arch/um/include/shared/sysdep-i386/sc.h deleted file mode 100644 index c57d1780ad37..000000000000 --- a/arch/um/include/shared/sysdep-i386/sc.h +++ /dev/null @@ -1,44 +0,0 @@ -#ifndef __SYSDEP_I386_SC_H -#define __SYSDEP_I386_SC_H - -#include <user_constants.h> - -#define SC_OFFSET(sc, field) \ - *((unsigned long *) &(((char *) (sc))[HOST_##field])) -#define SC_FP_OFFSET(sc, field) \ - *((unsigned long *) &(((char *) (SC_FPSTATE(sc)))[HOST_##field])) -#define SC_FP_OFFSET_PTR(sc, field, type) \ - ((type *) &(((char *) (SC_FPSTATE(sc)))[HOST_##field])) - -#define SC_IP(sc) SC_OFFSET(sc, SC_IP) -#define SC_SP(sc) SC_OFFSET(sc, SC_SP) -#define SC_FS(sc) SC_OFFSET(sc, SC_FS) -#define SC_GS(sc) SC_OFFSET(sc, SC_GS) -#define SC_DS(sc) SC_OFFSET(sc, SC_DS) -#define SC_ES(sc) SC_OFFSET(sc, SC_ES) -#define SC_SS(sc) SC_OFFSET(sc, SC_SS) -#define SC_CS(sc) SC_OFFSET(sc, SC_CS) -#define SC_EFLAGS(sc) SC_OFFSET(sc, SC_EFLAGS) -#define SC_EAX(sc) SC_OFFSET(sc, SC_EAX) -#define SC_EBX(sc) SC_OFFSET(sc, SC_EBX) -#define SC_ECX(sc) SC_OFFSET(sc, SC_ECX) -#define SC_EDX(sc) SC_OFFSET(sc, SC_EDX) -#define SC_EDI(sc) SC_OFFSET(sc, SC_EDI) -#define SC_ESI(sc) SC_OFFSET(sc, SC_ESI) -#define SC_EBP(sc) SC_OFFSET(sc, SC_EBP) -#define SC_TRAPNO(sc) SC_OFFSET(sc, SC_TRAPNO) -#define SC_ERR(sc) SC_OFFSET(sc, SC_ERR) -#define SC_CR2(sc) SC_OFFSET(sc, SC_CR2) -#define SC_FPSTATE(sc) SC_OFFSET(sc, SC_FPSTATE) -#define SC_SIGMASK(sc) SC_OFFSET(sc, SC_SIGMASK) -#define SC_FP_CW(sc) SC_FP_OFFSET(sc, SC_FP_CW) -#define SC_FP_SW(sc) SC_FP_OFFSET(sc, SC_FP_SW) -#define SC_FP_TAG(sc) SC_FP_OFFSET(sc, SC_FP_TAG) -#define SC_FP_IPOFF(sc) SC_FP_OFFSET(sc, SC_FP_IPOFF) -#define SC_FP_CSSEL(sc) SC_FP_OFFSET(sc, SC_FP_CSSEL) -#define SC_FP_DATAOFF(sc) SC_FP_OFFSET(sc, SC_FP_DATAOFF) -#define SC_FP_DATASEL(sc) SC_FP_OFFSET(sc, SC_FP_DATASEL) -#define SC_FP_ST(sc) SC_FP_OFFSET_PTR(sc, SC_FP_ST, struct _fpstate) -#define SC_FXSR_ENV(sc) SC_FP_OFFSET_PTR(sc, SC_FXSR_ENV, void) - -#endif diff --git a/arch/um/include/shared/sysdep-i386/sigcontext.h b/arch/um/include/shared/sysdep-i386/sigcontext.h deleted file mode 100644 index f583c87111a0..000000000000 --- a/arch/um/include/shared/sysdep-i386/sigcontext.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) - * Licensed under the GPL - */ - -#ifndef __SYS_SIGCONTEXT_I386_H -#define __SYS_SIGCONTEXT_I386_H - -#include "sysdep/sc.h" - -#define IP_RESTART_SYSCALL(ip) ((ip) -= 2) - -#define GET_FAULTINFO_FROM_SC(fi, sc) \ - { \ - (fi).cr2 = SC_CR2(sc); \ - (fi).error_code = SC_ERR(sc); \ - (fi).trap_no = SC_TRAPNO(sc); \ - } - -/* This is Page Fault */ -#define SEGV_IS_FIXABLE(fi) ((fi)->trap_no == 14) - -/* SKAS3 has no trap_no on i386, but get_skas_faultinfo() sets it to 0. */ -#define SEGV_MAYBE_FIXABLE(fi) ((fi)->trap_no == 0 && ptrace_faultinfo) - -#endif diff --git a/arch/um/include/shared/sysdep-i386/skas_ptrace.h b/arch/um/include/shared/sysdep-i386/skas_ptrace.h deleted file mode 100644 index e27b8a791773..000000000000 --- a/arch/um/include/shared/sysdep-i386/skas_ptrace.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __SYSDEP_I386_SKAS_PTRACE_H -#define __SYSDEP_I386_SKAS_PTRACE_H - -struct ptrace_faultinfo { - int is_write; - unsigned long addr; -}; - -struct ptrace_ldt { - int func; - void *ptr; - unsigned long bytecount; -}; - -#define PTRACE_LDT 54 - -#endif diff --git a/arch/um/include/shared/sysdep-i386/stub.h b/arch/um/include/shared/sysdep-i386/stub.h deleted file mode 100644 index 8c097b87fca7..000000000000 --- a/arch/um/include/shared/sysdep-i386/stub.h +++ /dev/null @@ -1,102 +0,0 @@ -/* - * Copyright (C) 2004 Jeff Dike (jdike@addtoit.com) - * Licensed under the GPL - */ - -#ifndef __SYSDEP_STUB_H -#define __SYSDEP_STUB_H - -#include <sys/mman.h> -#include <asm/ptrace.h> -#include <asm/unistd.h> -#include "as-layout.h" -#include "stub-data.h" -#include "kern_constants.h" -#include "uml-config.h" - -extern void stub_segv_handler(int sig); -extern void stub_clone_handler(void); - -#define STUB_SYSCALL_RET EAX -#define STUB_MMAP_NR __NR_mmap2 -#define MMAP_OFFSET(o) ((o) >> UM_KERN_PAGE_SHIFT) - -static inline long stub_syscall0(long syscall) -{ - long ret; - - __asm__ volatile ("int $0x80" : "=a" (ret) : "0" (syscall)); - - return ret; -} - -static inline long stub_syscall1(long syscall, long arg1) -{ - long ret; - - __asm__ volatile ("int $0x80" : "=a" (ret) : "0" (syscall), "b" (arg1)); - - return ret; -} - -static inline long stub_syscall2(long syscall, long arg1, long arg2) -{ - long ret; - - __asm__ volatile ("int $0x80" : "=a" (ret) : "0" (syscall), "b" (arg1), - "c" (arg2)); - - return ret; -} - -static inline long stub_syscall3(long syscall, long arg1, long arg2, long arg3) -{ - long ret; - - __asm__ volatile ("int $0x80" : "=a" (ret) : "0" (syscall), "b" (arg1), - "c" (arg2), "d" (arg3)); - - return ret; -} - -static inline long stub_syscall4(long syscall, long arg1, long arg2, long arg3, - long arg4) -{ - long ret; - - __asm__ volatile ("int $0x80" : "=a" (ret) : "0" (syscall), "b" (arg1), - "c" (arg2), "d" (arg3), "S" (arg4)); - - return ret; -} - -static inline long stub_syscall5(long syscall, long arg1, long arg2, long arg3, - long arg4, long arg5) -{ - long ret; - - __asm__ volatile ("int $0x80" : "=a" (ret) : "0" (syscall), "b" (arg1), - "c" (arg2), "d" (arg3), "S" (arg4), "D" (arg5)); - - return ret; -} - -static inline void trap_myself(void) -{ - __asm("int3"); -} - -static inline void remap_stack(int fd, unsigned long offset) -{ - __asm__ volatile ("movl %%eax,%%ebp ; movl %0,%%eax ; int $0x80 ;" - "movl %7, %%ebx ; movl %%eax, (%%ebx)" - : : "g" (STUB_MMAP_NR), "b" (STUB_DATA), - "c" (UM_KERN_PAGE_SIZE), - "d" (PROT_READ | PROT_WRITE), - "S" (MAP_FIXED | MAP_SHARED), "D" (fd), - "a" (offset), - "i" (&((struct stub_data *) STUB_DATA)->err) - : "memory"); -} - -#endif diff --git a/arch/um/include/shared/sysdep-i386/syscalls.h b/arch/um/include/shared/sysdep-i386/syscalls.h deleted file mode 100644 index 905698197e35..000000000000 --- a/arch/um/include/shared/sysdep-i386/syscalls.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * Copyright (C) 2000 - 2008 Jeff Dike (jdike@{addtoit,linux.intel}.com) - * Licensed under the GPL - */ - -#include "asm/unistd.h" -#include "sysdep/ptrace.h" - -typedef long syscall_handler_t(struct pt_regs); - -/* Not declared on x86, incompatible declarations on x86_64, so these have - * to go here rather than in sys_call_table.c - */ -extern syscall_handler_t sys_rt_sigaction; - -extern syscall_handler_t old_mmap_i386; - -extern syscall_handler_t *sys_call_table[]; - -#define EXECUTE_SYSCALL(syscall, regs) \ - ((long (*)(struct syscall_args)) \ - (*sys_call_table[syscall]))(SYSCALL_ARGS(®s->regs)) - -extern long sys_mmap2(unsigned long addr, unsigned long len, - unsigned long prot, unsigned long flags, - unsigned long fd, unsigned long pgoff); diff --git a/arch/um/include/shared/sysdep-i386/system.h b/arch/um/include/shared/sysdep-i386/system.h deleted file mode 100644 index d1b93c436200..000000000000 --- a/arch/um/include/shared/sysdep-i386/system.h +++ /dev/null @@ -1,132 +0,0 @@ -#ifndef _ASM_X86_SYSTEM_H_ -#define _ASM_X86_SYSTEM_H_ - -#include <asm/asm.h> -#include <asm/segment.h> -#include <asm/cpufeature.h> -#include <asm/cmpxchg.h> -#include <asm/nops.h> - -#include <linux/kernel.h> -#include <linux/irqflags.h> - -/* entries in ARCH_DLINFO: */ -#ifdef CONFIG_IA32_EMULATION -# define AT_VECTOR_SIZE_ARCH 2 -#else -# define AT_VECTOR_SIZE_ARCH 1 -#endif - -extern unsigned long arch_align_stack(unsigned long sp); - -void default_idle(void); - -/* - * Force strict CPU ordering. - * And yes, this is required on UP too when we're talking - * to devices. - */ -#ifdef CONFIG_X86_32 -/* - * Some non-Intel clones support out of order store. wmb() ceases to be a - * nop for these. - */ -#define mb() alternative("lock; addl $0,0(%%esp)", "mfence", X86_FEATURE_XMM2) -#define rmb() alternative("lock; addl $0,0(%%esp)", "lfence", X86_FEATURE_XMM2) -#define wmb() alternative("lock; addl $0,0(%%esp)", "sfence", X86_FEATURE_XMM) -#else -#define mb() asm volatile("mfence":::"memory") -#define rmb() asm volatile("lfence":::"memory") -#define wmb() asm volatile("sfence" ::: "memory") -#endif - -/** - * read_barrier_depends - Flush all pending reads that subsequents reads - * depend on. - * - * No data-dependent reads from memory-like regions are ever reordered - * over this barrier. All reads preceding this primitive are guaranteed - * to access memory (but not necessarily other CPUs' caches) before any - * reads following this primitive that depend on the data return by - * any of the preceding reads. This primitive is much lighter weight than - * rmb() on most CPUs, and is never heavier weight than is - * rmb(). - * - * These ordering constraints are respected by both the local CPU - * and the compiler. - * - * Ordering is not guaranteed by anything other than these primitives, - * not even by data dependencies. See the documentation for - * memory_barrier() for examples and URLs to more information. - * - * For example, the following code would force ordering (the initial - * value of "a" is zero, "b" is one, and "p" is "&a"): - * - * <programlisting> - * CPU 0 CPU 1 - * - * b = 2; - * memory_barrier(); - * p = &b; q = p; - * read_barrier_depends(); - * d = *q; - * </programlisting> - * - * because the read of "*q" depends on the read of "p" and these - * two reads are separated by a read_barrier_depends(). However, - * the following code, with the same initial values for "a" and "b": - * - * <programlisting> - * CPU 0 CPU 1 - * - * a = 2; - * memory_barrier(); - * b = 3; y = b; - * read_barrier_depends(); - * x = a; - * </programlisting> - * - * does not enforce ordering, since there is no data dependency between - * the read of "a" and the read of "b". Therefore, on some CPUs, such - * as Alpha, "y" could be set to 3 and "x" to 0. Use rmb() - * in cases like this where there are no data dependencies. - **/ - -#define read_barrier_depends() do { } while (0) - -#ifdef CONFIG_SMP -#define smp_mb() mb() -#ifdef CONFIG_X86_PPRO_FENCE -# define smp_rmb() rmb() -#else -# define smp_rmb() barrier() -#endif -#ifdef CONFIG_X86_OOSTORE -# define smp_wmb() wmb() -#else -# define smp_wmb() barrier() -#endif -#define smp_read_barrier_depends() read_barrier_depends() -#define set_mb(var, value) do { (void)xchg(&var, value); } while (0) -#else -#define smp_mb() barrier() -#define smp_rmb() barrier() -#define smp_wmb() barrier() -#define smp_read_barrier_depends() do { } while (0) -#define set_mb(var, value) do { var = value; barrier(); } while (0) -#endif - -/* - * Stop RDTSC speculation. This is needed when you need to use RDTSC - * (or get_cycles or vread that possibly accesses the TSC) in a defined - * code region. - * - * (Could use an alternative three way for this if there was one.) - */ -static inline void rdtsc_barrier(void) -{ - alternative(ASM_NOP3, "mfence", X86_FEATURE_MFENCE_RDTSC); - alternative(ASM_NOP3, "lfence", X86_FEATURE_LFENCE_RDTSC); -} - -#endif diff --git a/arch/um/include/shared/sysdep-i386/tls.h b/arch/um/include/shared/sysdep-i386/tls.h deleted file mode 100644 index 34550755b2a1..000000000000 --- a/arch/um/include/shared/sysdep-i386/tls.h +++ /dev/null @@ -1,32 +0,0 @@ -#ifndef _SYSDEP_TLS_H -#define _SYSDEP_TLS_H - -# ifndef __KERNEL__ - -/* Change name to avoid conflicts with the original one from <asm/ldt.h>, which - * may be named user_desc (but in 2.4 and in header matching its API was named - * modify_ldt_ldt_s). */ - -typedef struct um_dup_user_desc { - unsigned int entry_number; - unsigned int base_addr; - unsigned int limit; - unsigned int seg_32bit:1; - unsigned int contents:2; - unsigned int read_exec_only:1; - unsigned int limit_in_pages:1; - unsigned int seg_not_present:1; - unsigned int useable:1; -} user_desc_t; - -# else /* __KERNEL__ */ - -# include <ldt.h> -typedef struct user_desc user_desc_t; - -# endif /* __KERNEL__ */ - -#define GDT_ENTRY_TLS_MIN_I386 6 -#define GDT_ENTRY_TLS_MIN_X86_64 12 - -#endif /* _SYSDEP_TLS_H */ diff --git a/arch/um/include/shared/sysdep-i386/vm-flags.h b/arch/um/include/shared/sysdep-i386/vm-flags.h deleted file mode 100644 index e0d24c568dbc..000000000000 --- a/arch/um/include/shared/sysdep-i386/vm-flags.h +++ /dev/null @@ -1,14 +0,0 @@ -/* - * Copyright (C) 2004 Jeff Dike (jdike@addtoit.com) - * Licensed under the GPL - */ - -#ifndef __VM_FLAGS_I386_H -#define __VM_FLAGS_I386_H - -#define VM_DATA_DEFAULT_FLAGS \ - (VM_READ | VM_WRITE | \ - ((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0 ) | \ - VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) - -#endif diff --git a/arch/um/include/shared/sysdep-ia64/ptrace.h b/arch/um/include/shared/sysdep-ia64/ptrace.h deleted file mode 100644 index 42dd8fb6f2f9..000000000000 --- a/arch/um/include/shared/sysdep-ia64/ptrace.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * Copyright (C) 2000 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __SYSDEP_IA64_PTRACE_H -#define __SYSDEP_IA64_PTRACE_H - -struct sys_pt_regs { - int foo; -}; - -#define EMPTY_REGS { 0 } - -#endif - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/include/shared/sysdep-ia64/sigcontext.h b/arch/um/include/shared/sysdep-ia64/sigcontext.h deleted file mode 100644 index f15fb25260ba..000000000000 --- a/arch/um/include/shared/sysdep-ia64/sigcontext.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * Copyright (C) 2000 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __SYSDEP_IA64_SIGCONTEXT_H -#define __SYSDEP_IA64_SIGCONTEXT_H - -#endif - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/include/shared/sysdep-ia64/skas_ptrace.h b/arch/um/include/shared/sysdep-ia64/skas_ptrace.h deleted file mode 100644 index 25a38e715702..000000000000 --- a/arch/um/include/shared/sysdep-ia64/skas_ptrace.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __SYSDEP_IA64_SKAS_PTRACE_H -#define __SYSDEP_IA64_SKAS_PTRACE_H - -struct ptrace_faultinfo { - int is_write; - unsigned long addr; -}; - -struct ptrace_ldt { - int func; - void *ptr; - unsigned long bytecount; -}; - -#define PTRACE_LDT 54 - -#endif diff --git a/arch/um/include/shared/sysdep-ia64/syscalls.h b/arch/um/include/shared/sysdep-ia64/syscalls.h deleted file mode 100644 index 4a1f46ef1ebc..000000000000 --- a/arch/um/include/shared/sysdep-ia64/syscalls.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * Copyright (C) 2000 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __SYSDEP_IA64_SYSCALLS_H -#define __SYSDEP_IA64_SYSCALLS_H - -#endif - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/include/shared/sysdep-ppc/ptrace.h b/arch/um/include/shared/sysdep-ppc/ptrace.h deleted file mode 100644 index df2397dba3e5..000000000000 --- a/arch/um/include/shared/sysdep-ppc/ptrace.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - * Licensed under the GPL - */ - -#ifndef __SYS_PTRACE_PPC_H -#define __SYS_PTRACE_PPC_H - -#include "linux/types.h" - -/* the following taken from <asm-ppc/ptrace.h> */ - -#ifdef CONFIG_PPC64 -#define PPC_REG unsigned long /*long*/ -#else -#define PPC_REG unsigned long -#endif -struct sys_pt_regs_s { - PPC_REG gpr[32]; - PPC_REG nip; - PPC_REG msr; - PPC_REG orig_gpr3; /* Used for restarting system calls */ - PPC_REG ctr; - PPC_REG link; - PPC_REG xer; - PPC_REG ccr; - PPC_REG mq; /* 601 only (not used at present) */ - /* Used on APUS to hold IPL value. */ - PPC_REG trap; /* Reason for being here */ - PPC_REG dar; /* Fault registers */ - PPC_REG dsisr; - PPC_REG result; /* Result of a system call */ -}; - -#define NUM_REGS (sizeof(struct sys_pt_regs_s) / sizeof(PPC_REG)) - -struct sys_pt_regs { - PPC_REG regs[sizeof(struct sys_pt_regs_s) / sizeof(PPC_REG)]; -}; - -#define UM_MAX_REG (PT_FPR0) -#define UM_MAX_REG_OFFSET (UM_MAX_REG * sizeof(PPC_REG)) - -#define EMPTY_REGS { { [ 0 ... NUM_REGS - 1] = 0 } } - -#define UM_REG(r, n) ((r)->regs[n]) - -#define UM_SYSCALL_RET(r) UM_REG(r, PT_R3) -#define UM_SP(r) UM_REG(r, PT_R1) -#define UM_IP(r) UM_REG(r, PT_NIP) -#define UM_ELF_ZERO(r) UM_REG(r, PT_FPSCR) -#define UM_SYSCALL_NR(r) UM_REG(r, PT_R0) -#define UM_SYSCALL_ARG1(r) UM_REG(r, PT_ORIG_R3) -#define UM_SYSCALL_ARG2(r) UM_REG(r, PT_R4) -#define UM_SYSCALL_ARG3(r) UM_REG(r, PT_R5) -#define UM_SYSCALL_ARG4(r) UM_REG(r, PT_R6) -#define UM_SYSCALL_ARG5(r) UM_REG(r, PT_R7) -#define UM_SYSCALL_ARG6(r) UM_REG(r, PT_R8) - -#define UM_SYSCALL_NR_OFFSET (PT_R0 * sizeof(PPC_REG)) -#define UM_SYSCALL_RET_OFFSET (PT_R3 * sizeof(PPC_REG)) -#define UM_SYSCALL_ARG1_OFFSET (PT_R3 * sizeof(PPC_REG)) -#define UM_SYSCALL_ARG2_OFFSET (PT_R4 * sizeof(PPC_REG)) -#define UM_SYSCALL_ARG3_OFFSET (PT_R5 * sizeof(PPC_REG)) -#define UM_SYSCALL_ARG4_OFFSET (PT_R6 * sizeof(PPC_REG)) -#define UM_SYSCALL_ARG5_OFFSET (PT_R7 * sizeof(PPC_REG)) -#define UM_SYSCALL_ARG6_OFFSET (PT_R8 * sizeof(PPC_REG)) -#define UM_SP_OFFSET (PT_R1 * sizeof(PPC_REG)) -#define UM_IP_OFFSET (PT_NIP * sizeof(PPC_REG)) -#define UM_ELF_ZERO_OFFSET (PT_R3 * sizeof(PPC_REG)) - -#define UM_SET_SYSCALL_RETURN(_regs, result) \ -do { \ - if (result < 0) { \ - (_regs)->regs[PT_CCR] |= 0x10000000; \ - UM_SYSCALL_RET((_regs)) = -result; \ - } else { \ - UM_SYSCALL_RET((_regs)) = result; \ - } \ -} while(0) - -extern void shove_aux_table(unsigned long sp); -#define UM_FIX_EXEC_STACK(sp) shove_aux_table(sp); - -/* These aren't actually defined. The undefs are just to make sure - * everyone's clear on the concept. - */ -#undef UML_HAVE_GETREGS -#undef UML_HAVE_GETFPREGS -#undef UML_HAVE_SETREGS -#undef UML_HAVE_SETFPREGS - -#endif - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/include/shared/sysdep-ppc/sigcontext.h b/arch/um/include/shared/sysdep-ppc/sigcontext.h deleted file mode 100644 index f20d965de9c7..000000000000 --- a/arch/um/include/shared/sysdep-ppc/sigcontext.h +++ /dev/null @@ -1,62 +0,0 @@ -/* - * Copyright (C) 2000 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __SYS_SIGCONTEXT_PPC_H -#define __SYS_SIGCONTEXT_PPC_H - -#define DSISR_WRITE 0x02000000 - -#define SC_FAULT_ADDR(sc) ({ \ - struct sigcontext *_sc = (sc); \ - long retval = -1; \ - switch (_sc->regs->trap) { \ - case 0x300: \ - /* data exception */ \ - retval = _sc->regs->dar; \ - break; \ - case 0x400: \ - /* instruction exception */ \ - retval = _sc->regs->nip; \ - break; \ - default: \ - panic("SC_FAULT_ADDR: unhandled trap type\n"); \ - } \ - retval; \ - }) - -#define SC_FAULT_WRITE(sc) ({ \ - struct sigcontext *_sc = (sc); \ - long retval = -1; \ - switch (_sc->regs->trap) { \ - case 0x300: \ - /* data exception */ \ - retval = !!(_sc->regs->dsisr & DSISR_WRITE); \ - break; \ - case 0x400: \ - /* instruction exception: not a write */ \ - retval = 0; \ - break; \ - default: \ - panic("SC_FAULT_ADDR: unhandled trap type\n"); \ - } \ - retval; \ - }) - -#define SC_IP(sc) ((sc)->regs->nip) -#define SC_SP(sc) ((sc)->regs->gpr[1]) -#define SEGV_IS_FIXABLE(sc) (1) - -#endif - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/include/shared/sysdep-ppc/skas_ptrace.h b/arch/um/include/shared/sysdep-ppc/skas_ptrace.h deleted file mode 100644 index d9fbbac10de0..000000000000 --- a/arch/um/include/shared/sysdep-ppc/skas_ptrace.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __SYSDEP_PPC_SKAS_PTRACE_H -#define __SYSDEP_PPC_SKAS_PTRACE_H - -struct ptrace_faultinfo { - int is_write; - unsigned long addr; -}; - -struct ptrace_ldt { - int func; - void *ptr; - unsigned long bytecount; -}; - -#define PTRACE_LDT 54 - -#endif diff --git a/arch/um/include/shared/sysdep-ppc/syscalls.h b/arch/um/include/shared/sysdep-ppc/syscalls.h deleted file mode 100644 index 679df351e19b..000000000000 --- a/arch/um/include/shared/sysdep-ppc/syscalls.h +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Copyright (C) 2000 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -typedef long syscall_handler_t(unsigned long arg1, unsigned long arg2, - unsigned long arg3, unsigned long arg4, - unsigned long arg5, unsigned long arg6); - -#define EXECUTE_SYSCALL(syscall, regs) \ - (*sys_call_table[syscall])(UM_SYSCALL_ARG1(®s), \ - UM_SYSCALL_ARG2(®s), \ - UM_SYSCALL_ARG3(®s), \ - UM_SYSCALL_ARG4(®s), \ - UM_SYSCALL_ARG5(®s), \ - UM_SYSCALL_ARG6(®s)) - -extern syscall_handler_t sys_mincore; -extern syscall_handler_t sys_madvise; - -/* old_mmap needs the correct prototype since syscall_kern.c includes - * this file. - */ -int old_mmap(unsigned long addr, unsigned long len, - unsigned long prot, unsigned long flags, - unsigned long fd, unsigned long offset); - -#define ARCH_SYSCALLS \ - [ __NR_modify_ldt ] = sys_ni_syscall, \ - [ __NR_pciconfig_read ] = sys_ni_syscall, \ - [ __NR_pciconfig_write ] = sys_ni_syscall, \ - [ __NR_pciconfig_iobase ] = sys_ni_syscall, \ - [ __NR_pivot_root ] = sys_ni_syscall, \ - [ __NR_multiplexer ] = sys_ni_syscall, \ - [ __NR_mmap ] = old_mmap, \ - [ __NR_madvise ] = sys_madvise, \ - [ __NR_mincore ] = sys_mincore, \ - [ __NR_iopl ] = (syscall_handler_t *) sys_ni_syscall, \ - [ __NR_utimes ] = (syscall_handler_t *) sys_utimes, \ - [ __NR_fadvise64 ] = (syscall_handler_t *) sys_fadvise64, - -#define LAST_ARCH_SYSCALL __NR_fadvise64 - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/include/shared/sysdep-x86_64/archsetjmp.h b/arch/um/include/shared/sysdep-x86_64/archsetjmp.h deleted file mode 100644 index 2af8f12ca161..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/archsetjmp.h +++ /dev/null @@ -1,24 +0,0 @@ -/* - * arch/um/include/sysdep-x86_64/archsetjmp.h - */ - -#ifndef _KLIBC_ARCHSETJMP_H -#define _KLIBC_ARCHSETJMP_H - -struct __jmp_buf { - unsigned long __rbx; - unsigned long __rsp; - unsigned long __rbp; - unsigned long __r12; - unsigned long __r13; - unsigned long __r14; - unsigned long __r15; - unsigned long __rip; -}; - -typedef struct __jmp_buf jmp_buf[1]; - -#define JB_IP __rip -#define JB_SP __rsp - -#endif /* _SETJMP_H */ diff --git a/arch/um/include/shared/sysdep-x86_64/barrier.h b/arch/um/include/shared/sysdep-x86_64/barrier.h deleted file mode 100644 index 7b610befdc8f..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/barrier.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef __SYSDEP_X86_64_BARRIER_H -#define __SYSDEP_X86_64_BARRIER_H - -/* Copied from include/asm-x86_64 for use by userspace. */ -#define mb() asm volatile("mfence":::"memory") - -#endif diff --git a/arch/um/include/shared/sysdep-x86_64/checksum.h b/arch/um/include/shared/sysdep-x86_64/checksum.h deleted file mode 100644 index a5be9031ea85..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/checksum.h +++ /dev/null @@ -1,144 +0,0 @@ -/* - * Licensed under the GPL - */ - -#ifndef __UM_SYSDEP_CHECKSUM_H -#define __UM_SYSDEP_CHECKSUM_H - -#include "linux/string.h" -#include "linux/in6.h" -#include "asm/uaccess.h" - -extern __wsum csum_partial(const void *buff, int len, __wsum sum); - -/* - * Note: when you get a NULL pointer exception here this means someone - * passed in an incorrect kernel address to one of these functions. - * - * If you use these functions directly please don't forget the - * access_ok(). - */ - -static __inline__ -__wsum csum_partial_copy_nocheck(const void *src, void *dst, - int len, __wsum sum) -{ - memcpy(dst, src, len); - return(csum_partial(dst, len, sum)); -} - -static __inline__ -__wsum csum_partial_copy_from_user(const void __user *src, - void *dst, int len, __wsum sum, - int *err_ptr) -{ - if (copy_from_user(dst, src, len)) { - *err_ptr = -EFAULT; - return (__force __wsum)-1; - } - return csum_partial(dst, len, sum); -} - -/** - * csum_fold - Fold and invert a 32bit checksum. - * sum: 32bit unfolded sum - * - * Fold a 32bit running checksum to 16bit and invert it. This is usually - * the last step before putting a checksum into a packet. - * Make sure not to mix with 64bit checksums. - */ -static inline __sum16 csum_fold(__wsum sum) -{ - __asm__( - " addl %1,%0\n" - " adcl $0xffff,%0" - : "=r" (sum) - : "r" ((__force u32)sum << 16), - "0" ((__force u32)sum & 0xffff0000) - ); - return (__force __sum16)(~(__force u32)sum >> 16); -} - -/** - * csum_tcpup_nofold - Compute an IPv4 pseudo header checksum. - * @saddr: source address - * @daddr: destination address - * @len: length of packet - * @proto: ip protocol of packet - * @sum: initial sum to be added in (32bit unfolded) - * - * Returns the pseudo header checksum the input data. Result is - * 32bit unfolded. - */ -static inline __wsum -csum_tcpudp_nofold(__be32 saddr, __be32 daddr, unsigned short len, - unsigned short proto, __wsum sum) -{ - asm(" addl %1, %0\n" - " adcl %2, %0\n" - " adcl %3, %0\n" - " adcl $0, %0\n" - : "=r" (sum) - : "g" (daddr), "g" (saddr), "g" ((len + proto) << 8), "0" (sum)); - return sum; -} - -/* - * computes the checksum of the TCP/UDP pseudo-header - * returns a 16-bit checksum, already complemented - */ -static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, - unsigned short len, - unsigned short proto, - __wsum sum) -{ - return csum_fold(csum_tcpudp_nofold(saddr,daddr,len,proto,sum)); -} - -/** - * ip_fast_csum - Compute the IPv4 header checksum efficiently. - * iph: ipv4 header - * ihl: length of header / 4 - */ -static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl) -{ - unsigned int sum; - - asm( " movl (%1), %0\n" - " subl $4, %2\n" - " jbe 2f\n" - " addl 4(%1), %0\n" - " adcl 8(%1), %0\n" - " adcl 12(%1), %0\n" - "1: adcl 16(%1), %0\n" - " lea 4(%1), %1\n" - " decl %2\n" - " jne 1b\n" - " adcl $0, %0\n" - " movl %0, %2\n" - " shrl $16, %0\n" - " addw %w2, %w0\n" - " adcl $0, %0\n" - " notl %0\n" - "2:" - /* Since the input registers which are loaded with iph and ipl - are modified, we must also specify them as outputs, or gcc - will assume they contain their original values. */ - : "=r" (sum), "=r" (iph), "=r" (ihl) - : "1" (iph), "2" (ihl) - : "memory"); - return (__force __sum16)sum; -} - -static inline unsigned add32_with_carry(unsigned a, unsigned b) -{ - asm("addl %2,%0\n\t" - "adcl $0,%0" - : "=r" (a) - : "0" (a), "r" (b)); - return a; -} - -extern __sum16 ip_compute_csum(const void *buff, int len); - -#endif diff --git a/arch/um/include/shared/sysdep-x86_64/faultinfo.h b/arch/um/include/shared/sysdep-x86_64/faultinfo.h deleted file mode 100644 index cb917b0d5660..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/faultinfo.h +++ /dev/null @@ -1,29 +0,0 @@ -/* - * Copyright (C) 2004 Fujitsu Siemens Computers GmbH - * Author: Bodo Stroesser <bstroesser@fujitsu-siemens.com> - * Licensed under the GPL - */ - -#ifndef __FAULTINFO_X86_64_H -#define __FAULTINFO_X86_64_H - -/* this structure contains the full arch-specific faultinfo - * from the traps. - * On i386, ptrace_faultinfo unfortunately doesn't provide - * all the info, since trap_no is missing. - * All common elements are defined at the same position in - * both structures, thus making it easy to copy the - * contents without knowledge about the structure elements. - */ -struct faultinfo { - int error_code; /* in ptrace_faultinfo misleadingly called is_write */ - unsigned long cr2; /* in ptrace_faultinfo called addr */ - int trap_no; /* missing in ptrace_faultinfo */ -}; - -#define FAULT_WRITE(fi) ((fi).error_code & 2) -#define FAULT_ADDRESS(fi) ((fi).cr2) - -#define PTRACE_FULL_FAULTINFO 1 - -#endif diff --git a/arch/um/include/shared/sysdep-x86_64/host_ldt.h b/arch/um/include/shared/sysdep-x86_64/host_ldt.h deleted file mode 100644 index e8b1be1e154f..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/host_ldt.h +++ /dev/null @@ -1,38 +0,0 @@ -#ifndef __ASM_HOST_LDT_X86_64_H -#define __ASM_HOST_LDT_X86_64_H - -#include <asm/ldt.h> - -/* - * macros stolen from include/asm-x86_64/desc.h - */ -#define LDT_entry_a(info) \ - ((((info)->base_addr & 0x0000ffff) << 16) | ((info)->limit & 0x0ffff)) - -/* Don't allow setting of the lm bit. It is useless anyways because - * 64bit system calls require __USER_CS. */ -#define LDT_entry_b(info) \ - (((info)->base_addr & 0xff000000) | \ - (((info)->base_addr & 0x00ff0000) >> 16) | \ - ((info)->limit & 0xf0000) | \ - (((info)->read_exec_only ^ 1) << 9) | \ - ((info)->contents << 10) | \ - (((info)->seg_not_present ^ 1) << 15) | \ - ((info)->seg_32bit << 22) | \ - ((info)->limit_in_pages << 23) | \ - ((info)->useable << 20) | \ - /* ((info)->lm << 21) | */ \ - 0x7000) - -#define LDT_empty(info) (\ - (info)->base_addr == 0 && \ - (info)->limit == 0 && \ - (info)->contents == 0 && \ - (info)->read_exec_only == 1 && \ - (info)->seg_32bit == 0 && \ - (info)->limit_in_pages == 0 && \ - (info)->seg_not_present == 1 && \ - (info)->useable == 0 && \ - (info)->lm == 0) - -#endif diff --git a/arch/um/include/shared/sysdep-x86_64/kernel-offsets.h b/arch/um/include/shared/sysdep-x86_64/kernel-offsets.h deleted file mode 100644 index a307237b7964..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/kernel-offsets.h +++ /dev/null @@ -1,23 +0,0 @@ -#include <linux/stddef.h> -#include <linux/sched.h> -#include <linux/time.h> -#include <linux/elf.h> -#include <linux/crypto.h> -#include <asm/page.h> -#include <asm/mman.h> - -#define DEFINE(sym, val) \ - asm volatile("\n->" #sym " %0 " #val : : "i" (val)) - -#define DEFINE_STR1(x) #x -#define DEFINE_STR(sym, val) asm volatile("\n->" #sym " " DEFINE_STR1(val) " " #val: : ) - -#define BLANK() asm volatile("\n->" : : ) - -#define OFFSET(sym, str, mem) \ - DEFINE(sym, offsetof(struct str, mem)); - -void foo(void) -{ -#include <common-offsets.h> -} diff --git a/arch/um/include/shared/sysdep-x86_64/ptrace.h b/arch/um/include/shared/sysdep-x86_64/ptrace.h deleted file mode 100644 index 9ea44d111f33..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/ptrace.h +++ /dev/null @@ -1,240 +0,0 @@ -/* - * Copyright 2003 PathScale, Inc. - * Copyright (C) 2003 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) - * - * Licensed under the GPL - */ - -#ifndef __SYSDEP_X86_64_PTRACE_H -#define __SYSDEP_X86_64_PTRACE_H - -#include "uml-config.h" -#include "user_constants.h" -#include "sysdep/faultinfo.h" - -#define MAX_REG_OFFSET (UM_FRAME_SIZE) -#define MAX_REG_NR ((MAX_REG_OFFSET) / sizeof(unsigned long)) - -#include "skas_ptregs.h" - -#define REGS_IP(r) ((r)[HOST_IP]) -#define REGS_SP(r) ((r)[HOST_SP]) - -#define REGS_RBX(r) ((r)[HOST_RBX]) -#define REGS_RCX(r) ((r)[HOST_RCX]) -#define REGS_RDX(r) ((r)[HOST_RDX]) -#define REGS_RSI(r) ((r)[HOST_RSI]) -#define REGS_RDI(r) ((r)[HOST_RDI]) -#define REGS_RBP(r) ((r)[HOST_RBP]) -#define REGS_RAX(r) ((r)[HOST_RAX]) -#define REGS_R8(r) ((r)[HOST_R8]) -#define REGS_R9(r) ((r)[HOST_R9]) -#define REGS_R10(r) ((r)[HOST_R10]) -#define REGS_R11(r) ((r)[HOST_R11]) -#define REGS_R12(r) ((r)[HOST_R12]) -#define REGS_R13(r) ((r)[HOST_R13]) -#define REGS_R14(r) ((r)[HOST_R14]) -#define REGS_R15(r) ((r)[HOST_R15]) -#define REGS_CS(r) ((r)[HOST_CS]) -#define REGS_EFLAGS(r) ((r)[HOST_EFLAGS]) -#define REGS_SS(r) ((r)[HOST_SS]) - -#define HOST_FS_BASE 21 -#define HOST_GS_BASE 22 -#define HOST_DS 23 -#define HOST_ES 24 -#define HOST_FS 25 -#define HOST_GS 26 - -/* Also defined in asm/ptrace-x86_64.h, but not in libc headers. So, these - * are already defined for kernel code, but not for userspace code. - */ -#ifndef FS_BASE -/* These aren't defined in ptrace.h, but exist in struct user_regs_struct, - * which is what x86_64 ptrace actually uses. - */ -#define FS_BASE (HOST_FS_BASE * sizeof(long)) -#define GS_BASE (HOST_GS_BASE * sizeof(long)) -#define DS (HOST_DS * sizeof(long)) -#define ES (HOST_ES * sizeof(long)) -#define FS (HOST_FS * sizeof(long)) -#define GS (HOST_GS * sizeof(long)) -#endif - -#define REGS_FS_BASE(r) ((r)[HOST_FS_BASE]) -#define REGS_GS_BASE(r) ((r)[HOST_GS_BASE]) -#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_ORIG_RAX(r) ((r)[HOST_ORIG_RAX]) - -#define REGS_SET_SYSCALL_RETURN(r, res) REGS_RAX(r) = (res) - -#define REGS_RESTART_SYSCALL(r) IP_RESTART_SYSCALL(REGS_IP(r)) - -#define REGS_SEGV_IS_FIXABLE(r) SEGV_IS_FIXABLE((r)->trap_type) - -#define REGS_FAULT_ADDR(r) ((r)->fault_addr) - -#define REGS_FAULT_WRITE(r) FAULT_WRITE((r)->fault_type) - -#define REGS_TRAP(r) ((r)->trap_type) - -#define REGS_ERR(r) ((r)->fault_type) - -struct uml_pt_regs { - unsigned long gp[MAX_REG_NR]; - struct faultinfo faultinfo; - long syscall; - int is_user; -}; - -#define EMPTY_UML_PT_REGS { } - -#define UPT_RBX(r) REGS_RBX((r)->gp) -#define UPT_RCX(r) REGS_RCX((r)->gp) -#define UPT_RDX(r) REGS_RDX((r)->gp) -#define UPT_RSI(r) REGS_RSI((r)->gp) -#define UPT_RDI(r) REGS_RDI((r)->gp) -#define UPT_RBP(r) REGS_RBP((r)->gp) -#define UPT_RAX(r) REGS_RAX((r)->gp) -#define UPT_R8(r) REGS_R8((r)->gp) -#define UPT_R9(r) REGS_R9((r)->gp) -#define UPT_R10(r) REGS_R10((r)->gp) -#define UPT_R11(r) REGS_R11((r)->gp) -#define UPT_R12(r) REGS_R12((r)->gp) -#define UPT_R13(r) REGS_R13((r)->gp) -#define UPT_R14(r) REGS_R14((r)->gp) -#define UPT_R15(r) REGS_R15((r)->gp) -#define UPT_CS(r) REGS_CS((r)->gp) -#define UPT_FS_BASE(r) REGS_FS_BASE((r)->gp) -#define UPT_FS(r) REGS_FS((r)->gp) -#define UPT_GS_BASE(r) REGS_GS_BASE((r)->gp) -#define UPT_GS(r) REGS_GS((r)->gp) -#define UPT_DS(r) REGS_DS((r)->gp) -#define UPT_ES(r) REGS_ES((r)->gp) -#define UPT_CS(r) REGS_CS((r)->gp) -#define UPT_SS(r) REGS_SS((r)->gp) -#define UPT_ORIG_RAX(r) REGS_ORIG_RAX((r)->gp) - -#define UPT_IP(r) REGS_IP((r)->gp) -#define UPT_SP(r) REGS_SP((r)->gp) - -#define UPT_EFLAGS(r) REGS_EFLAGS((r)->gp) -#define UPT_SYSCALL_NR(r) ((r)->syscall) -#define UPT_SYSCALL_RET(r) UPT_RAX(r) - -extern int user_context(unsigned long sp); - -#define UPT_IS_USER(r) ((r)->is_user) - -#define UPT_SYSCALL_ARG1(r) UPT_RDI(r) -#define UPT_SYSCALL_ARG2(r) UPT_RSI(r) -#define UPT_SYSCALL_ARG3(r) UPT_RDX(r) -#define UPT_SYSCALL_ARG4(r) UPT_R10(r) -#define UPT_SYSCALL_ARG5(r) UPT_R8(r) -#define UPT_SYSCALL_ARG6(r) UPT_R9(r) - -struct syscall_args { - unsigned long args[6]; -}; - -#define SYSCALL_ARGS(r) ((struct syscall_args) \ - { .args = { UPT_SYSCALL_ARG1(r), \ - UPT_SYSCALL_ARG2(r), \ - UPT_SYSCALL_ARG3(r), \ - UPT_SYSCALL_ARG4(r), \ - UPT_SYSCALL_ARG5(r), \ - UPT_SYSCALL_ARG6(r) } } ) - -#define UPT_REG(regs, reg) \ - ({ unsigned long val; \ - switch(reg){ \ - case R8: val = UPT_R8(regs); break; \ - case R9: val = UPT_R9(regs); break; \ - case R10: val = UPT_R10(regs); break; \ - case R11: val = UPT_R11(regs); break; \ - case R12: val = UPT_R12(regs); break; \ - case R13: val = UPT_R13(regs); break; \ - case R14: val = UPT_R14(regs); break; \ - case R15: val = UPT_R15(regs); break; \ - case RIP: val = UPT_IP(regs); break; \ - case RSP: val = UPT_SP(regs); break; \ - case RAX: val = UPT_RAX(regs); break; \ - case RBX: val = UPT_RBX(regs); break; \ - case RCX: val = UPT_RCX(regs); break; \ - case RDX: val = UPT_RDX(regs); break; \ - case RSI: val = UPT_RSI(regs); break; \ - case RDI: val = UPT_RDI(regs); break; \ - case RBP: val = UPT_RBP(regs); break; \ - case ORIG_RAX: val = UPT_ORIG_RAX(regs); break; \ - case CS: val = UPT_CS(regs); break; \ - case SS: val = UPT_SS(regs); break; \ - case FS_BASE: val = UPT_FS_BASE(regs); break; \ - case GS_BASE: val = UPT_GS_BASE(regs); break; \ - case DS: val = UPT_DS(regs); break; \ - case ES: val = UPT_ES(regs); break; \ - case FS : val = UPT_FS (regs); break; \ - case GS: val = UPT_GS(regs); break; \ - case EFLAGS: val = UPT_EFLAGS(regs); break; \ - default : \ - panic("Bad register in UPT_REG : %d\n", reg); \ - val = -1; \ - } \ - val; \ - }) - - -#define UPT_SET(regs, reg, val) \ - ({ unsigned long __upt_val = val; \ - switch(reg){ \ - case R8: UPT_R8(regs) = __upt_val; break; \ - case R9: UPT_R9(regs) = __upt_val; break; \ - case R10: UPT_R10(regs) = __upt_val; break; \ - case R11: UPT_R11(regs) = __upt_val; break; \ - case R12: UPT_R12(regs) = __upt_val; break; \ - case R13: UPT_R13(regs) = __upt_val; break; \ - case R14: UPT_R14(regs) = __upt_val; break; \ - case R15: UPT_R15(regs) = __upt_val; break; \ - case RIP: UPT_IP(regs) = __upt_val; break; \ - case RSP: UPT_SP(regs) = __upt_val; break; \ - case RAX: UPT_RAX(regs) = __upt_val; break; \ - case RBX: UPT_RBX(regs) = __upt_val; break; \ - case RCX: UPT_RCX(regs) = __upt_val; break; \ - case RDX: UPT_RDX(regs) = __upt_val; break; \ - case RSI: UPT_RSI(regs) = __upt_val; break; \ - case RDI: UPT_RDI(regs) = __upt_val; break; \ - case RBP: UPT_RBP(regs) = __upt_val; break; \ - case ORIG_RAX: UPT_ORIG_RAX(regs) = __upt_val; break; \ - case CS: UPT_CS(regs) = __upt_val; break; \ - case SS: UPT_SS(regs) = __upt_val; break; \ - case FS_BASE: UPT_FS_BASE(regs) = __upt_val; break; \ - case GS_BASE: UPT_GS_BASE(regs) = __upt_val; break; \ - case DS: UPT_DS(regs) = __upt_val; break; \ - case ES: UPT_ES(regs) = __upt_val; break; \ - case FS: UPT_FS(regs) = __upt_val; break; \ - case GS: UPT_GS(regs) = __upt_val; break; \ - case EFLAGS: UPT_EFLAGS(regs) = __upt_val; break; \ - default : \ - panic("Bad register in UPT_SET : %d\n", reg); \ - break; \ - } \ - __upt_val; \ - }) - -#define UPT_SET_SYSCALL_RETURN(r, res) \ - REGS_SET_SYSCALL_RETURN((r)->regs, (res)) - -#define UPT_RESTART_SYSCALL(r) REGS_RESTART_SYSCALL((r)->gp) - -#define UPT_SEGV_IS_FIXABLE(r) REGS_SEGV_IS_FIXABLE(&r->skas) - -#define UPT_FAULTINFO(r) (&(r)->faultinfo) - -static inline void arch_init_registers(int pid) -{ -} - -#endif diff --git a/arch/um/include/shared/sysdep-x86_64/ptrace_user.h b/arch/um/include/shared/sysdep-x86_64/ptrace_user.h deleted file mode 100644 index 4dbccdb58f48..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/ptrace_user.h +++ /dev/null @@ -1,77 +0,0 @@ -/* - * Copyright 2003 PathScale, Inc. - * - * Licensed under the GPL - */ - -#ifndef __SYSDEP_X86_64_PTRACE_USER_H__ -#define __SYSDEP_X86_64_PTRACE_USER_H__ - -#define __FRAME_OFFSETS -#include <sys/ptrace.h> -#include <linux/ptrace.h> -#include <asm/ptrace.h> -#undef __FRAME_OFFSETS -#include "user_constants.h" - -#define PT_INDEX(off) ((off) / sizeof(unsigned long)) - -#define PT_SYSCALL_NR(regs) ((regs)[PT_INDEX(ORIG_RAX)]) -#define PT_SYSCALL_NR_OFFSET (ORIG_RAX) - -#define PT_SYSCALL_ARG1(regs) (((unsigned long *) (regs))[PT_INDEX(RDI)]) -#define PT_SYSCALL_ARG1_OFFSET (RDI) - -#define PT_SYSCALL_ARG2(regs) (((unsigned long *) (regs))[PT_INDEX(RSI)]) -#define PT_SYSCALL_ARG2_OFFSET (RSI) - -#define PT_SYSCALL_ARG3(regs) (((unsigned long *) (regs))[PT_INDEX(RDX)]) -#define PT_SYSCALL_ARG3_OFFSET (RDX) - -#define PT_SYSCALL_ARG4(regs) (((unsigned long *) (regs))[PT_INDEX(RCX)]) -#define PT_SYSCALL_ARG4_OFFSET (RCX) - -#define PT_SYSCALL_ARG5(regs) (((unsigned long *) (regs))[PT_INDEX(R8)]) -#define PT_SYSCALL_ARG5_OFFSET (R8) - -#define PT_SYSCALL_ARG6(regs) (((unsigned long *) (regs))[PT_INDEX(R9)]) -#define PT_SYSCALL_ARG6_OFFSET (R9) - -#define PT_SYSCALL_RET_OFFSET (RAX) - -#define PT_IP_OFFSET (RIP) -#define PT_IP(regs) ((regs)[PT_INDEX(RIP)]) - -#define PT_SP_OFFSET (RSP) -#define PT_SP(regs) ((regs)[PT_INDEX(RSP)]) - -#define PT_ORIG_RAX_OFFSET (ORIG_RAX) -#define PT_ORIG_RAX(regs) ((regs)[PT_INDEX(ORIG_RAX)]) - -/* - * x86_64 FC3 doesn't define this in /usr/include/linux/ptrace.h even though - * it's defined in the kernel's include/linux/ptrace.h. Additionally, use the - * 2.4 name and value for 2.4 host compatibility. - */ -#ifndef PTRACE_OLDSETOPTIONS -#define PTRACE_OLDSETOPTIONS 21 -#endif - -/* - * These are before the system call, so the system call number is RAX - * rather than ORIG_RAX, and arg4 is R10 rather than RCX - */ -#define REGS_SYSCALL_NR PT_INDEX(RAX) -#define REGS_SYSCALL_ARG1 PT_INDEX(RDI) -#define REGS_SYSCALL_ARG2 PT_INDEX(RSI) -#define REGS_SYSCALL_ARG3 PT_INDEX(RDX) -#define REGS_SYSCALL_ARG4 PT_INDEX(R10) -#define REGS_SYSCALL_ARG5 PT_INDEX(R8) -#define REGS_SYSCALL_ARG6 PT_INDEX(R9) - -#define REGS_IP_INDEX PT_INDEX(RIP) -#define REGS_SP_INDEX PT_INDEX(RSP) - -#define FP_SIZE (HOST_FP_SIZE) - -#endif diff --git a/arch/um/include/shared/sysdep-x86_64/sc.h b/arch/um/include/shared/sysdep-x86_64/sc.h deleted file mode 100644 index 8aee45b07434..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/sc.h +++ /dev/null @@ -1,45 +0,0 @@ -#ifndef __SYSDEP_X86_64_SC_H -#define __SYSDEP_X86_64_SC_H - -/* Copyright (C) 2003 - 2004 PathScale, Inc - * Released under the GPL - */ - -#include <user_constants.h> - -#define SC_OFFSET(sc, field) \ - *((unsigned long *) &(((char *) (sc))[HOST_##field])) - -#define SC_RBX(sc) SC_OFFSET(sc, SC_RBX) -#define SC_RCX(sc) SC_OFFSET(sc, SC_RCX) -#define SC_RDX(sc) SC_OFFSET(sc, SC_RDX) -#define SC_RSI(sc) SC_OFFSET(sc, SC_RSI) -#define SC_RDI(sc) SC_OFFSET(sc, SC_RDI) -#define SC_RBP(sc) SC_OFFSET(sc, SC_RBP) -#define SC_RAX(sc) SC_OFFSET(sc, SC_RAX) -#define SC_R8(sc) SC_OFFSET(sc, SC_R8) -#define SC_R9(sc) SC_OFFSET(sc, SC_R9) -#define SC_R10(sc) SC_OFFSET(sc, SC_R10) -#define SC_R11(sc) SC_OFFSET(sc, SC_R11) -#define SC_R12(sc) SC_OFFSET(sc, SC_R12) -#define SC_R13(sc) SC_OFFSET(sc, SC_R13) -#define SC_R14(sc) SC_OFFSET(sc, SC_R14) -#define SC_R15(sc) SC_OFFSET(sc, SC_R15) -#define SC_IP(sc) SC_OFFSET(sc, SC_IP) -#define SC_SP(sc) SC_OFFSET(sc, SC_SP) -#define SC_CR2(sc) SC_OFFSET(sc, SC_CR2) -#define SC_ERR(sc) SC_OFFSET(sc, SC_ERR) -#define SC_TRAPNO(sc) SC_OFFSET(sc, SC_TRAPNO) -#define SC_CS(sc) SC_OFFSET(sc, SC_CS) -#define SC_FS(sc) SC_OFFSET(sc, SC_FS) -#define SC_GS(sc) SC_OFFSET(sc, SC_GS) -#define SC_EFLAGS(sc) SC_OFFSET(sc, SC_EFLAGS) -#define SC_SIGMASK(sc) SC_OFFSET(sc, SC_SIGMASK) -#define SC_SS(sc) SC_OFFSET(sc, SC_SS) -#if 0 -#define SC_ORIG_RAX(sc) SC_OFFSET(sc, SC_ORIG_RAX) -#define SC_DS(sc) SC_OFFSET(sc, SC_DS) -#define SC_ES(sc) SC_OFFSET(sc, SC_ES) -#endif - -#endif diff --git a/arch/um/include/shared/sysdep-x86_64/sigcontext.h b/arch/um/include/shared/sysdep-x86_64/sigcontext.h deleted file mode 100644 index 0155133b1458..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/sigcontext.h +++ /dev/null @@ -1,27 +0,0 @@ -/* - * Copyright 2003 PathScale, Inc. - * - * Licensed under the GPL - */ - -#ifndef __SYSDEP_X86_64_SIGCONTEXT_H -#define __SYSDEP_X86_64_SIGCONTEXT_H - -#include <sysdep/sc.h> - -#define IP_RESTART_SYSCALL(ip) ((ip) -= 2) - -#define GET_FAULTINFO_FROM_SC(fi, sc) \ - { \ - (fi).cr2 = SC_CR2(sc); \ - (fi).error_code = SC_ERR(sc); \ - (fi).trap_no = SC_TRAPNO(sc); \ - } - -/* This is Page Fault */ -#define SEGV_IS_FIXABLE(fi) ((fi)->trap_no == 14) - -/* No broken SKAS API, which doesn't pass trap_no, here. */ -#define SEGV_MAYBE_FIXABLE(fi) 0 - -#endif diff --git a/arch/um/include/shared/sysdep-x86_64/skas_ptrace.h b/arch/um/include/shared/sysdep-x86_64/skas_ptrace.h deleted file mode 100644 index 95db4be786e4..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/skas_ptrace.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __SYSDEP_X86_64_SKAS_PTRACE_H -#define __SYSDEP_X86_64_SKAS_PTRACE_H - -struct ptrace_faultinfo { - int is_write; - unsigned long addr; -}; - -struct ptrace_ldt { - int func; - void *ptr; - unsigned long bytecount; -}; - -#define PTRACE_LDT 54 - -#endif diff --git a/arch/um/include/shared/sysdep-x86_64/stub.h b/arch/um/include/shared/sysdep-x86_64/stub.h deleted file mode 100644 index 655f9c2de3ac..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/stub.h +++ /dev/null @@ -1,108 +0,0 @@ -/* - * Copyright (C) 2004 Jeff Dike (jdike@addtoit.com) - * Licensed under the GPL - */ - -#ifndef __SYSDEP_STUB_H -#define __SYSDEP_STUB_H - -#include <sys/mman.h> -#include <asm/unistd.h> -#include <sysdep/ptrace_user.h> -#include "as-layout.h" -#include "stub-data.h" -#include "kern_constants.h" -#include "uml-config.h" - -extern void stub_segv_handler(int sig); -extern void stub_clone_handler(void); - -#define STUB_SYSCALL_RET PT_INDEX(RAX) -#define STUB_MMAP_NR __NR_mmap -#define MMAP_OFFSET(o) (o) - -#define __syscall_clobber "r11","rcx","memory" -#define __syscall "syscall" - -static inline long stub_syscall0(long syscall) -{ - long ret; - - __asm__ volatile (__syscall - : "=a" (ret) - : "0" (syscall) : __syscall_clobber ); - - return ret; -} - -static inline long stub_syscall2(long syscall, long arg1, long arg2) -{ - long ret; - - __asm__ volatile (__syscall - : "=a" (ret) - : "0" (syscall), "D" (arg1), "S" (arg2) : __syscall_clobber ); - - return ret; -} - -static inline long stub_syscall3(long syscall, long arg1, long arg2, long arg3) -{ - long ret; - - __asm__ volatile (__syscall - : "=a" (ret) - : "0" (syscall), "D" (arg1), "S" (arg2), "d" (arg3) - : __syscall_clobber ); - - return ret; -} - -static inline long stub_syscall4(long syscall, long arg1, long arg2, long arg3, - long arg4) -{ - long ret; - - __asm__ volatile ("movq %5,%%r10 ; " __syscall - : "=a" (ret) - : "0" (syscall), "D" (arg1), "S" (arg2), "d" (arg3), - "g" (arg4) - : __syscall_clobber, "r10" ); - - return ret; -} - -static inline long stub_syscall5(long syscall, long arg1, long arg2, long arg3, - long arg4, long arg5) -{ - long ret; - - __asm__ volatile ("movq %5,%%r10 ; movq %6,%%r8 ; " __syscall - : "=a" (ret) - : "0" (syscall), "D" (arg1), "S" (arg2), "d" (arg3), - "g" (arg4), "g" (arg5) - : __syscall_clobber, "r10", "r8" ); - - return ret; -} - -static inline void trap_myself(void) -{ - __asm("int3"); -} - -static inline void remap_stack(long fd, unsigned long offset) -{ - __asm__ volatile ("movq %4,%%r10 ; movq %5,%%r8 ; " - "movq %6, %%r9; " __syscall "; movq %7, %%rbx ; " - "movq %%rax, (%%rbx)": - : "a" (STUB_MMAP_NR), "D" (STUB_DATA), - "S" (UM_KERN_PAGE_SIZE), - "d" (PROT_READ | PROT_WRITE), - "g" (MAP_FIXED | MAP_SHARED), "g" (fd), - "g" (offset), - "i" (&((struct stub_data *) STUB_DATA)->err) - : __syscall_clobber, "r10", "r8", "r9" ); -} - -#endif diff --git a/arch/um/include/shared/sysdep-x86_64/syscalls.h b/arch/um/include/shared/sysdep-x86_64/syscalls.h deleted file mode 100644 index 7cfb0b085655..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/syscalls.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * Copyright 2003 PathScale, Inc. - * - * Licensed under the GPL - */ - -#ifndef __SYSDEP_X86_64_SYSCALLS_H__ -#define __SYSDEP_X86_64_SYSCALLS_H__ - -#include <linux/msg.h> -#include <linux/shm.h> -#include <kern_constants.h> - -typedef long syscall_handler_t(void); - -extern syscall_handler_t *sys_call_table[]; - -#define EXECUTE_SYSCALL(syscall, regs) \ - (((long (*)(long, long, long, long, long, long)) \ - (*sys_call_table[syscall]))(UPT_SYSCALL_ARG1(®s->regs), \ - UPT_SYSCALL_ARG2(®s->regs), \ - UPT_SYSCALL_ARG3(®s->regs), \ - UPT_SYSCALL_ARG4(®s->regs), \ - UPT_SYSCALL_ARG5(®s->regs), \ - UPT_SYSCALL_ARG6(®s->regs))) - -extern long old_mmap(unsigned long addr, unsigned long len, - unsigned long prot, unsigned long flags, - unsigned long fd, unsigned long pgoff); -extern syscall_handler_t sys_modify_ldt; -extern syscall_handler_t sys_arch_prctl; - -#endif diff --git a/arch/um/include/shared/sysdep-x86_64/system.h b/arch/um/include/shared/sysdep-x86_64/system.h deleted file mode 100644 index d1b93c436200..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/system.h +++ /dev/null @@ -1,132 +0,0 @@ -#ifndef _ASM_X86_SYSTEM_H_ -#define _ASM_X86_SYSTEM_H_ - -#include <asm/asm.h> -#include <asm/segment.h> -#include <asm/cpufeature.h> -#include <asm/cmpxchg.h> -#include <asm/nops.h> - -#include <linux/kernel.h> -#include <linux/irqflags.h> - -/* entries in ARCH_DLINFO: */ -#ifdef CONFIG_IA32_EMULATION -# define AT_VECTOR_SIZE_ARCH 2 -#else -# define AT_VECTOR_SIZE_ARCH 1 -#endif - -extern unsigned long arch_align_stack(unsigned long sp); - -void default_idle(void); - -/* - * Force strict CPU ordering. - * And yes, this is required on UP too when we're talking - * to devices. - */ -#ifdef CONFIG_X86_32 -/* - * Some non-Intel clones support out of order store. wmb() ceases to be a - * nop for these. - */ -#define mb() alternative("lock; addl $0,0(%%esp)", "mfence", X86_FEATURE_XMM2) -#define rmb() alternative("lock; addl $0,0(%%esp)", "lfence", X86_FEATURE_XMM2) -#define wmb() alternative("lock; addl $0,0(%%esp)", "sfence", X86_FEATURE_XMM) -#else -#define mb() asm volatile("mfence":::"memory") -#define rmb() asm volatile("lfence":::"memory") -#define wmb() asm volatile("sfence" ::: "memory") -#endif - -/** - * read_barrier_depends - Flush all pending reads that subsequents reads - * depend on. - * - * No data-dependent reads from memory-like regions are ever reordered - * over this barrier. All reads preceding this primitive are guaranteed - * to access memory (but not necessarily other CPUs' caches) before any - * reads following this primitive that depend on the data return by - * any of the preceding reads. This primitive is much lighter weight than - * rmb() on most CPUs, and is never heavier weight than is - * rmb(). - * - * These ordering constraints are respected by both the local CPU - * and the compiler. - * - * Ordering is not guaranteed by anything other than these primitives, - * not even by data dependencies. See the documentation for - * memory_barrier() for examples and URLs to more information. - * - * For example, the following code would force ordering (the initial - * value of "a" is zero, "b" is one, and "p" is "&a"): - * - * <programlisting> - * CPU 0 CPU 1 - * - * b = 2; - * memory_barrier(); - * p = &b; q = p; - * read_barrier_depends(); - * d = *q; - * </programlisting> - * - * because the read of "*q" depends on the read of "p" and these - * two reads are separated by a read_barrier_depends(). However, - * the following code, with the same initial values for "a" and "b": - * - * <programlisting> - * CPU 0 CPU 1 - * - * a = 2; - * memory_barrier(); - * b = 3; y = b; - * read_barrier_depends(); - * x = a; - * </programlisting> - * - * does not enforce ordering, since there is no data dependency between - * the read of "a" and the read of "b". Therefore, on some CPUs, such - * as Alpha, "y" could be set to 3 and "x" to 0. Use rmb() - * in cases like this where there are no data dependencies. - **/ - -#define read_barrier_depends() do { } while (0) - -#ifdef CONFIG_SMP -#define smp_mb() mb() -#ifdef CONFIG_X86_PPRO_FENCE -# define smp_rmb() rmb() -#else -# define smp_rmb() barrier() -#endif -#ifdef CONFIG_X86_OOSTORE -# define smp_wmb() wmb() -#else -# define smp_wmb() barrier() -#endif -#define smp_read_barrier_depends() read_barrier_depends() -#define set_mb(var, value) do { (void)xchg(&var, value); } while (0) -#else -#define smp_mb() barrier() -#define smp_rmb() barrier() -#define smp_wmb() barrier() -#define smp_read_barrier_depends() do { } while (0) -#define set_mb(var, value) do { var = value; barrier(); } while (0) -#endif - -/* - * Stop RDTSC speculation. This is needed when you need to use RDTSC - * (or get_cycles or vread that possibly accesses the TSC) in a defined - * code region. - * - * (Could use an alternative three way for this if there was one.) - */ -static inline void rdtsc_barrier(void) -{ - alternative(ASM_NOP3, "mfence", X86_FEATURE_MFENCE_RDTSC); - alternative(ASM_NOP3, "lfence", X86_FEATURE_LFENCE_RDTSC); -} - -#endif diff --git a/arch/um/include/shared/sysdep-x86_64/tls.h b/arch/um/include/shared/sysdep-x86_64/tls.h deleted file mode 100644 index 18c000d0357a..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/tls.h +++ /dev/null @@ -1,29 +0,0 @@ -#ifndef _SYSDEP_TLS_H -#define _SYSDEP_TLS_H - -# ifndef __KERNEL__ - -/* Change name to avoid conflicts with the original one from <asm/ldt.h>, which - * may be named user_desc (but in 2.4 and in header matching its API was named - * modify_ldt_ldt_s). */ - -typedef struct um_dup_user_desc { - unsigned int entry_number; - unsigned int base_addr; - unsigned int limit; - unsigned int seg_32bit:1; - unsigned int contents:2; - unsigned int read_exec_only:1; - unsigned int limit_in_pages:1; - unsigned int seg_not_present:1; - unsigned int useable:1; - unsigned int lm:1; -} user_desc_t; - -# else /* __KERNEL__ */ - -# include <ldt.h> -typedef struct user_desc user_desc_t; - -# endif /* __KERNEL__ */ -#endif /* _SYSDEP_TLS_H */ diff --git a/arch/um/include/shared/sysdep-x86_64/vm-flags.h b/arch/um/include/shared/sysdep-x86_64/vm-flags.h deleted file mode 100644 index 3213edfa7888..000000000000 --- a/arch/um/include/shared/sysdep-x86_64/vm-flags.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * Copyright (C) 2004 Jeff Dike (jdike@addtoit.com) - * Copyright 2003 PathScale, Inc. - * Licensed under the GPL - */ - -#ifndef __VM_FLAGS_X86_64_H -#define __VM_FLAGS_X86_64_H - -#define __VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ - VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) -#define __VM_STACK_FLAGS (VM_GROWSDOWN | VM_READ | VM_WRITE | \ - VM_EXEC | VM_MAYREAD | VM_MAYWRITE | \ - VM_MAYEXEC) - -extern unsigned long vm_stack_flags, vm_stack_flags32; -extern unsigned long vm_data_default_flags, vm_data_default_flags32; -extern unsigned long vm_force_exec32; - -#ifdef TIF_IA32 -#define VM_DATA_DEFAULT_FLAGS \ - (test_thread_flag(TIF_IA32) ? vm_data_default_flags32 : \ - vm_data_default_flags) - -#define VM_STACK_DEFAULT_FLAGS \ - (test_thread_flag(TIF_IA32) ? vm_stack_flags32 : vm_stack_flags) -#endif - -#define VM_DATA_DEFAULT_FLAGS vm_data_default_flags - -#define VM_STACK_DEFAULT_FLAGS vm_stack_flags - -#endif |