233 Value of the default data segment
236 Inline function that returns the default data segment for the current
239 On the x86 processor, the default segment is not always DS if there is
240 no segment override. Address modes such as -3[BP] or 10[BP+SI] all refer to
249     cs segment override
250     ds segment override
251     es segment override
252     fs segment override
253     gs segment override
254     ss segment override
262 #define GET_SEGMENT(segment)  in get_data_segment()  argument
353 segment - Segment to load data from
362     uint segment,  in fetch_data_byte_abs()  argument
367 	x86emu_check_data_access(segment, offset);  in fetch_data_byte_abs()
369     return (*sys_rdb)(((u32)segment << 4) + offset);  in fetch_data_byte_abs()
374 segment - Segment to load data from
383     uint segment,  in fetch_data_word_abs()  argument
388 	x86emu_check_data_access(segment, offset);  in fetch_data_word_abs()
390     return (*sys_rdw)(((u32)segment << 4) + offset);  in fetch_data_word_abs()
395 segment - Segment to load data from
404     uint segment,  in fetch_data_long_abs()  argument
409 	x86emu_check_data_access(segment, offset);  in fetch_data_long_abs()
411     return (*sys_rdl)(((u32)segment << 4) + offset);  in fetch_data_long_abs()
420 Writes a word value to an segmented memory location. The segment used is
421 the current 'default' segment, which may have been overridden.
442 Writes a word value to an segmented memory location. The segment used is
443 the current 'default' segment, which may have been overridden.
464 Writes a long value to an segmented memory location. The segment used is
465 the current 'default' segment, which may have been overridden.
482 segment - Segment to store data at
492     uint segment,  in store_data_byte_abs()  argument
498 	x86emu_check_data_access(segment, offset);  in store_data_byte_abs()
500     (*sys_wrb)(((u32)segment << 4) + offset, val);  in store_data_byte_abs()
505 segment - Segment to store data at
515     uint segment,  in store_data_word_abs()  argument
521 	x86emu_check_data_access(segment, offset);  in store_data_word_abs()
523     (*sys_wrw)(((u32)segment << 4) + offset, val);  in store_data_word_abs()
528 segment - Segment to store data at
538     uint segment,  in store_data_long_abs()  argument
544 	x86emu_check_data_access(segment, offset);  in store_data_long_abs()
546     (*sys_wrl)(((u32)segment << 4) + offset, val);  in store_data_long_abs()
867 NOTE:	The code which specifies the corresponding segment (ds vs ss)
871 	except the segment override instructions, this bit (as well
872 	as any bits indicating segment overrides) will be clear.  So
874 	occurs (unless any of the segment override bits are set).