return *(volatile const u8 *)addr;
}
-// GDT bit manipulation
-#define GDT_BASE(v) ((((u64)(v) & 0xff000000) << 32) \
- | (((u64)(v) & 0x00ffffff) << 16))
-#define GDT_LIMIT(v) ((((u64)(v) & 0x000f0000) << 32) \
- | (((u64)(v) & 0x0000ffff) << 0))
-#define GDT_CODE (0x9bULL << 40) // Code segment - P,R,A bits also set
-#define GDT_DATA (0x93ULL << 40) // Data segment - W,A bits also set
-#define GDT_B (0x1ULL << 54) // Big flag
-#define GDT_G (0x1ULL << 55) // Granularity flag
-
#define call16_simpint(nr, peax, pflags) do { \
ASSERT16(); \
asm volatile( \
: "cc", "memory"); \
} while (0)
+// GDT bit manipulation
+#define GDT_BASE(v) ((((u64)(v) & 0xff000000) << 32) \
+ | (((u64)(v) & 0x00ffffff) << 16))
+#define GDT_LIMIT(v) ((((u64)(v) & 0x000f0000) << 32) \
+ | (((u64)(v) & 0x0000ffff) << 0))
+#define GDT_CODE (0x9bULL << 40) // Code segment - P,R,A bits also set
+#define GDT_DATA (0x93ULL << 40) // Data segment - W,A bits also set
+#define GDT_B (0x1ULL << 54) // Big flag
+#define GDT_G (0x1ULL << 55) // Granularity flag
+
+struct descloc_s {
+ u16 length;
+ u32 addr;
+} PACKED;
+
// util.c
struct bregs;
inline void call16(struct bregs *callregs);
inline void memcpy_far(u16 d_seg, void *d_far
, u16 s_seg, const void *s_far, size_t len);
void *memcpy(void *d1, const void *s1, size_t len);
-#if MODE16 == 0
+#if MODESEGMENT == 0
#define memcpy __builtin_memcpy
#endif
void iomemcpy(void *d, const void *s, u32 len);
void yield();
void run_thread(void (*func)(void*), void *data);
void wait_threads();
+void start_preempt();
+void finish_preempt();
+void check_preempt();
// output.c
void debug_serial_setup();
u64 calc_future_tsc_usec(u32 usecs);
void handle_1583(struct bregs *regs);
void handle_1586(struct bregs *regs);
+void useRTC();
+void releaseRTC();
// apm.c
-void VISIBLE16 handle_1553(struct bregs *regs);
+void handle_1553(struct bregs *regs);
// pcibios.c
void handle_1ab1(struct bregs *regs);
+void bios32_setup(void);
// shadow.c
void make_bios_writable();
// version (auto generated file out/version.c)
extern const char VERSION[];
+// XXX - optimize
+#define ntohl(x) ((((x)&0xff)<<24) | (((x)&0xff00)<<8) | \
+ (((x)&0xff0000) >> 8) | (((x)&0xff000000) >> 24))
+#define htonl(x) ntohl(x)
+#define ntohs(x) ((((x)&0xff)<<8) | (((x)&0xff00)>>8))
+#define htons(x) ntohs(x)
+
#endif // util.h