X86BIOS_TRACE
X86BIOS_TRACE(Calling 0x%06x, (seg << 4) + off, regs);
X86BIOS_TRACE(Exiting 0x%06x, (seg << 4) + off, regs);
X86BIOS_TRACE(Calling INT 0x%02x, intno, regs);
X86BIOS_TRACE(Exiting INT 0x%02x, intno, regs);
X86BIOS_TRACE(Calling 0x%06x, (seg << 4) + off, regs);
X86BIOS_TRACE(Exiting 0x%06x, (seg << 4) + off, regs);
X86BIOS_TRACE(Calling INT 0x%02x, intno, regs);
X86BIOS_TRACE(Exiting INT 0x%02x, intno, regs);