TheeCSDump: PSDHLP_CALL_REAL

PSDHLP_CALL_REAL_MODE

PSDHLP_CALL_REAL_MODE keywords Won't Block

Description Call a PSD function in real mode.

This function is used by the PSD developer to call one of his PSD functions in real mode.

Mode Callable in Init mode only.

Parameters Pointer to a CALL_REAL_MODE structure.

Exit Called functions return code.
A return code may be returned by the real mode function in EAX.

Structures

typedef struct call_real_mode_s {
   ulong_t function;
   ulong_t pdata;
} CALL_REAL_MODE;

function contains the linear address of the function to be called in real mode.
pdata contains the linear address of a parameter to be passed to the real mode function. The parameter is pointed to by DS:SI on entry to the called function.

Notes No PSD helps may be used in real mode.

Return to SMP Programming Addendum Page.

PsdHlpCallRealMode

PSDHLP_CALL_REAL_MODE