Detect CPUID instruction before using it.

[seabios.git] / src / bregs.h

diff --git a/src/bregs.h b/src/bregs.h
index e59a7f447d0ae3d149115937405a6ac63bbf4bdf..577effc0e5b76b2164cada64091dcac02aa0d2fe 100644 (file)
--- a/src/bregs.h
+++ b/src/bregs.h
@@ -11,6 +11,7 @@
 #define F_CF (1<<0)
 #define F_ZF (1<<6)
 #define F_IF (1<<9)
+#define F_ID (1<<21)
 
 // CR0 flags
 #define CR0_PG (1<<31) // Paging
@@ -21,6 +22,8 @@
 
 #ifndef __ASSEMBLY__
 
+#include "farptr.h" // struct segoff_s
+
 /****************************************************************
  * Registers saved/restored in romlayout.S
  ****************************************************************/
@@ -35,15 +38,14 @@
 struct bregs {
     u16 ds;
     u16 es;
-    UREG(edi, di, di_hi, di_lo);
-    UREG(esi, si, si_hi, si_lo);
-    UREG(ebp, bp, bp_hi, bp_lo);
+    UREG(edi, di, di8u, di8l);
+    UREG(esi, si, si8u, si8l);
+    UREG(ebp, bp, bp8u, bp8l);
     UREG(ebx, bx, bh, bl);
     UREG(edx, dx, dh, dl);
     UREG(ecx, cx, ch, cl);
     UREG(eax, ax, ah, al);
-    u16 ip;
-    u16 cs;
+    struct segoff_s code;
     u16 flags;
 } PACKED;
 
@@ -78,27 +80,18 @@ set_code_success(struct bregs *regs)
 }
 
 static inline void
-set_fail_silent(struct bregs *regs)
+set_invalid_silent(struct bregs *regs)
 {
     set_cf(regs, 1);
 }
 
 static inline void
-set_code_fail_silent(struct bregs *regs, u8 code)
+set_code_invalid_silent(struct bregs *regs, u8 code)
 {
     regs->ah = code;
     set_cf(regs, 1);
 }
 
-#define set_fail(regs)                          \
-    __set_fail((regs), __LINE__, __func__)
-#define set_code_fail(regs, code)                               \
-    __set_code_fail((regs), (code) | (__LINE__ << 8), __func__)
-
-// output.c
-void __set_fail(struct bregs *regs, int lineno, const char *fname);
-void __set_code_fail(struct bregs *regs, u32 linecode, const char *fname);
-
 #endif // !__ASSEMBLY__
 
 #endif // bregs.h