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- #ifndef _SYS_USER_H
- #define _SYS_USER_H 1
- #include <bits/wordsize.h>
- #if __WORDSIZE == 64
- struct user_fpregs_struct
- {
- __uint16_t cwd;
- __uint16_t swd;
- __uint16_t ftw;
- __uint16_t fop;
- __uint64_t rip;
- __uint64_t rdp;
- __uint32_t mxcsr;
- __uint32_t mxcr_mask;
- __uint32_t st_space[32];
- __uint32_t xmm_space[64];
- __uint32_t padding[24];
- };
- struct user_regs_struct
- {
- unsigned long r15;
- unsigned long r14;
- unsigned long r13;
- unsigned long r12;
- unsigned long rbp;
- unsigned long rbx;
- unsigned long r11;
- unsigned long r10;
- unsigned long r9;
- unsigned long r8;
- unsigned long rax;
- unsigned long rcx;
- unsigned long rdx;
- unsigned long rsi;
- unsigned long rdi;
- unsigned long orig_rax;
- unsigned long rip;
- unsigned long cs;
- unsigned long eflags;
- unsigned long rsp;
- unsigned long ss;
- unsigned long fs_base;
- unsigned long gs_base;
- unsigned long ds;
- unsigned long es;
- unsigned long fs;
- unsigned long gs;
- };
- struct user
- {
- struct user_regs_struct regs;
- int u_fpvalid;
- struct user_fpregs_struct i387;
- unsigned long int u_tsize;
- unsigned long int u_dsize;
- unsigned long int u_ssize;
- unsigned long start_code;
- unsigned long start_stack;
- long int signal;
- int reserved;
- struct user_regs_struct* u_ar0;
- struct user_fpregs_struct* u_fpstate;
- unsigned long int magic;
- char u_comm [32];
- unsigned long int u_debugreg [8];
- };
- #else
- struct user_fpregs_struct
- {
- long int cwd;
- long int swd;
- long int twd;
- long int fip;
- long int fcs;
- long int foo;
- long int fos;
- long int st_space [20];
- };
- struct user_fpxregs_struct
- {
- unsigned short int cwd;
- unsigned short int swd;
- unsigned short int twd;
- unsigned short int fop;
- long int fip;
- long int fcs;
- long int foo;
- long int fos;
- long int mxcsr;
- long int reserved;
- long int st_space[32];
- long int xmm_space[32];
- long int padding[56];
- };
- struct user_regs_struct
- {
- long int ebx;
- long int ecx;
- long int edx;
- long int esi;
- long int edi;
- long int ebp;
- long int eax;
- long int xds;
- long int xes;
- long int xfs;
- long int xgs;
- long int orig_eax;
- long int eip;
- long int xcs;
- long int eflags;
- long int esp;
- long int xss;
- };
- struct user
- {
- struct user_regs_struct regs;
- int u_fpvalid;
- struct user_fpregs_struct i387;
- unsigned long int u_tsize;
- unsigned long int u_dsize;
- unsigned long int u_ssize;
- unsigned long start_code;
- unsigned long start_stack;
- long int signal;
- int reserved;
- struct user_regs_struct* u_ar0;
- struct user_fpregs_struct* u_fpstate;
- unsigned long int magic;
- char u_comm [32];
- int u_debugreg [8];
- };
- #endif
- #include <bits/uClibc_page.h>
- #define PAGE_SHIFT 12
- #define PAGE_SIZE (1UL << PAGE_SHIFT)
- #define PAGE_MASK (~(PAGE_SIZE-1))
- #define NBPG PAGE_SIZE
- #define UPAGES 1
- #define HOST_TEXT_START_ADDR (u.start_code)
- #define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG)
- #endif
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