preparing build system to handle ports - step 1

[musl] / arch / i386 / bits / user.h

diff --git a/arch/i386/bits/user.h b/arch/i386/bits/user.h
new file mode 100644 (file)
index 0000000..13ff027
--- /dev/null
+++ b/arch/i386/bits/user.h
@@ -0,0 +1,77 @@
+#undef __WORDSIZE
+#define __WORDSIZE 32
+
+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];
+};
+
+#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)