"32-Bit Address/Offset Bitfield" (SVC/MEM)

View Options: (help)

Focus:	Maintenance / Operation
Structures:	Abstract / Concrete

Ancestry:

0x000	pkt	LMEMLOADMEM
0x00C	bf	CADDR32 addr

Definition:

Alignment:	4-byte boundary
APID:	1604/0x644:4
Attribute(s):
C type:	unsigned int
Length:	32 bits (4 bytes)
Offset:	0x00C

Description:

Bitfield containing the full 32 bits of the starting address or offset.

Layout: (hide detail; help)

Start

Stop

Size

Item Type and Name

CADDR32 (bf)
|  CADDRHI hi (0-15)
|  CADDRLO lo (16-31)

typedef struct _MEM_CADDR32_Bfl {

    #if ENDIANNESS_IS_BIG

    /* Upper 16 Bits of Address/Offset */
    unsigned int         hi:16;

    /* Lower 16 Bits of Address/Offset */
    unsigned int         lo:16;

    #elif ENDIANNESS_IS_LITTLE

    /* Lower 16 Bits of Address/Offset */
    unsigned int         lo:16;

    /* Upper 16 Bits of Address/Offset */
    unsigned int         hi:16;

    #else

    #error _FILE_ ENDIANNESS NOT DEFINED

    #endif

} __attribute__((packed)) MEM_CADDR32_Bfl;

typedef union _MEM_CADDR32 {

    /* underlying unsigned int */
    unsigned int                    ui;

    /* struct mapped bitfield */
    struct _MEM_CADDR32_Bfl         bf;

} MEM_CADDR32;