Motorola LA-51XX Driver Programmer's Manual page 23

struct s_ic_msg
{
uint8_t channel;
uint8_t flags;
uint16_t length;
uint32_t address;
struct s_sm_frame *frame;
struct s_ic_link
{
void *next;
void *prev;
} link;
void *data;
};
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SHoC Driver Design