1*b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 290a4c0f5SLinus Torvalds #ifndef __SYSDEP_X86_PTRACE_H 390a4c0f5SLinus Torvalds #define __SYSDEP_X86_PTRACE_H 490a4c0f5SLinus Torvalds 5243412beSAl Viro #include <generated/user_constants.h> 637185b33SAl Viro #include <sysdep/faultinfo.h> 7243412beSAl Viro 8243412beSAl Viro #define MAX_REG_OFFSET (UM_FRAME_SIZE) 9243412beSAl Viro #define MAX_REG_NR ((MAX_REG_OFFSET) / sizeof(unsigned long)) 10243412beSAl Viro 11243412beSAl Viro #define REGS_IP(r) ((r)[HOST_IP]) 12243412beSAl Viro #define REGS_SP(r) ((r)[HOST_SP]) 13243412beSAl Viro #define REGS_EFLAGS(r) ((r)[HOST_EFLAGS]) 14243412beSAl Viro #define REGS_AX(r) ((r)[HOST_AX]) 15243412beSAl Viro #define REGS_BX(r) ((r)[HOST_BX]) 16243412beSAl Viro #define REGS_CX(r) ((r)[HOST_CX]) 17243412beSAl Viro #define REGS_DX(r) ((r)[HOST_DX]) 18243412beSAl Viro #define REGS_SI(r) ((r)[HOST_SI]) 19243412beSAl Viro #define REGS_DI(r) ((r)[HOST_DI]) 20243412beSAl Viro #define REGS_BP(r) ((r)[HOST_BP]) 21243412beSAl Viro #define REGS_CS(r) ((r)[HOST_CS]) 22243412beSAl Viro #define REGS_SS(r) ((r)[HOST_SS]) 23243412beSAl Viro #define REGS_DS(r) ((r)[HOST_DS]) 24243412beSAl Viro #define REGS_ES(r) ((r)[HOST_ES]) 25243412beSAl Viro 26243412beSAl Viro #define UPT_IP(r) REGS_IP((r)->gp) 27243412beSAl Viro #define UPT_SP(r) REGS_SP((r)->gp) 28243412beSAl Viro #define UPT_EFLAGS(r) REGS_EFLAGS((r)->gp) 29243412beSAl Viro #define UPT_AX(r) REGS_AX((r)->gp) 30243412beSAl Viro #define UPT_BX(r) REGS_BX((r)->gp) 31243412beSAl Viro #define UPT_CX(r) REGS_CX((r)->gp) 32243412beSAl Viro #define UPT_DX(r) REGS_DX((r)->gp) 33243412beSAl Viro #define UPT_SI(r) REGS_SI((r)->gp) 34243412beSAl Viro #define UPT_DI(r) REGS_DI((r)->gp) 35243412beSAl Viro #define UPT_BP(r) REGS_BP((r)->gp) 36243412beSAl Viro #define UPT_CS(r) REGS_CS((r)->gp) 37243412beSAl Viro #define UPT_SS(r) REGS_SS((r)->gp) 38243412beSAl Viro #define UPT_DS(r) REGS_DS((r)->gp) 39243412beSAl Viro #define UPT_ES(r) REGS_ES((r)->gp) 40243412beSAl Viro 415c48b108SAl Viro #ifdef __i386__ 425c48b108SAl Viro #include "ptrace_32.h" 435c48b108SAl Viro #else 445c48b108SAl Viro #include "ptrace_64.h" 455c48b108SAl Viro #endif 46d7e7528bSEric Paris 47243412beSAl Viro struct syscall_args { 48243412beSAl Viro unsigned long args[6]; 49243412beSAl Viro }; 50243412beSAl Viro 51243412beSAl Viro #define SYSCALL_ARGS(r) ((struct syscall_args) \ 52243412beSAl Viro { .args = { UPT_SYSCALL_ARG1(r), \ 53243412beSAl Viro UPT_SYSCALL_ARG2(r), \ 54243412beSAl Viro UPT_SYSCALL_ARG3(r), \ 55243412beSAl Viro UPT_SYSCALL_ARG4(r), \ 56243412beSAl Viro UPT_SYSCALL_ARG5(r), \ 57243412beSAl Viro UPT_SYSCALL_ARG6(r) } } ) 58243412beSAl Viro 59243412beSAl Viro struct uml_pt_regs { 60243412beSAl Viro unsigned long gp[MAX_REG_NR]; 61243412beSAl Viro unsigned long fp[MAX_FP_NR]; 62243412beSAl Viro struct faultinfo faultinfo; 63243412beSAl Viro long syscall; 64243412beSAl Viro int is_user; 65243412beSAl Viro }; 66243412beSAl Viro 67243412beSAl Viro #define EMPTY_UML_PT_REGS { } 68243412beSAl Viro 69243412beSAl Viro #define UPT_SYSCALL_NR(r) ((r)->syscall) 70243412beSAl Viro #define UPT_FAULTINFO(r) (&(r)->faultinfo) 71243412beSAl Viro #define UPT_IS_USER(r) ((r)->is_user) 72243412beSAl Viro 73243412beSAl Viro extern int user_context(unsigned long sp); 7490a4c0f5SLinus Torvalds 7590a4c0f5SLinus Torvalds #endif /* __SYSDEP_X86_PTRACE_H */ 76