Specifications

154 AMD Geode™ GeodeROM Functional Specification
System Services
32087C
12.1.10.31 Subfunction B1h - Set Shadow
Description:
Write the shadow information for each of the 16 KB regions from C0000h through FC0000h. This call is only supported
on Geode GX processor systems. On anything else it returns with an indication of unsuccessful.
Passed:
Returns:
Related Functions:
None.
12.1.10.32 Subfunction F0h through FFh - User Defined Interrupts
Description:
Passed:
Returns:
None.
Related Functions:
None.
Parameter Description
AX BEB1h
BX 4E53h (=’NS’)
EDX Read and write enables:
b[31:16] = bitwise write enables for FC000h-C0000h
b[15:0] = bitwise read enables for FC000h-C000h
Parameter Description
CF 0 = Success
1 = Failure
Parameter Description
AX BEF0h - BEFFh
BX 4E53h (= ‘NS’)