379 #define __ACPI_FIND_LAST_BIT_2(a, r)        ((((UINT8)  (a)) & 0x02) ? (r)+1 : (r))  argument
380 #define __ACPI_FIND_LAST_BIT_4(a, r)        ((((UINT8)  (a)) & 0x0C) ? \  argument
381                                              __ACPI_FIND_LAST_BIT_2  ((a)>>2,  (r)+2) : \
382                                              __ACPI_FIND_LAST_BIT_2  ((a), (r)))
383 #define __ACPI_FIND_LAST_BIT_8(a, r)        ((((UINT8)  (a)) & 0xF0) ? \  argument
384                                              __ACPI_FIND_LAST_BIT_4  ((a)>>4,  (r)+4) : \
385                                              __ACPI_FIND_LAST_BIT_4  ((a), (r)))
386 #define __ACPI_FIND_LAST_BIT_16(a, r)       ((((UINT16) (a)) & 0xFF00) ? \  argument
387                                              __ACPI_FIND_LAST_BIT_8  ((a)>>8,  (r)+8) : \
388                                              __ACPI_FIND_LAST_BIT_8  ((a), (r)))
389 #define __ACPI_FIND_LAST_BIT_32(a, r)       ((((UINT32) (a)) & 0xFFFF0000) ? \  argument
390                                              __ACPI_FIND_LAST_BIT_16 ((a)>>16, (r)+16) : \
391                                              __ACPI_FIND_LAST_BIT_16 ((a), (r)))
392 #define __ACPI_FIND_LAST_BIT_64(a, r)       ((((UINT64) (a)) & 0xFFFFFFFF00000000) ? \  argument
393                                              __ACPI_FIND_LAST_BIT_32 ((a)>>32, (r)+32) : \
394                                              __ACPI_FIND_LAST_BIT_32 ((a), (r)))
401 #define __ACPI_FIND_FIRST_BIT_2(a, r)       ((((UINT8) (a)) & 0x01) ? (r) : (r)+1)  argument
402 #define __ACPI_FIND_FIRST_BIT_4(a, r)       ((((UINT8) (a)) & 0x03) ? \  argument
403                                              __ACPI_FIND_FIRST_BIT_2  ((a), (r)) : \
404                                              __ACPI_FIND_FIRST_BIT_2  ((a)>>2, (r)+2))
405 #define __ACPI_FIND_FIRST_BIT_8(a, r)       ((((UINT8) (a)) & 0x0F) ? \  argument
406                                              __ACPI_FIND_FIRST_BIT_4  ((a), (r)) : \
407                                              __ACPI_FIND_FIRST_BIT_4  ((a)>>4, (r)+4))
408 #define __ACPI_FIND_FIRST_BIT_16(a, r)      ((((UINT16) (a)) & 0x00FF) ? \  argument
409                                              __ACPI_FIND_FIRST_BIT_8  ((a), (r)) : \
410                                              __ACPI_FIND_FIRST_BIT_8  ((a)>>8, (r)+8))
411 #define __ACPI_FIND_FIRST_BIT_32(a, r)      ((((UINT32) (a)) & 0x0000FFFF) ? \  argument
412                                              __ACPI_FIND_FIRST_BIT_16 ((a), (r)) : \
413                                              __ACPI_FIND_FIRST_BIT_16 ((a)>>16, (r)+16))
414 #define __ACPI_FIND_FIRST_BIT_64(a, r)      ((((UINT64) (a)) & 0x00000000FFFFFFFF) ? \  argument
415                                              __ACPI_FIND_FIRST_BIT_32 ((a), (r)) : \
416                                              __ACPI_FIND_FIRST_BIT_32 ((a)>>32, (r)+32))