--- np2/i286a/i286a_mn.s	2004/01/07 06:53:47	1.21
+++ np2/i286a/i286a_mn.s	2005/02/08 10:34:30	1.26
@@ -9,7 +9,7 @@
 	IMPORT		iflags
 	IMPORT		i286a_localint
 	IMPORT		i286a_trapint
-	EXPORT		i286a_trapintr
+	IMPORT		i286a_selector
 	IMPORT		i286a_ea
 	IMPORT		i286a_lea
 	IMPORT		i286a_a
@@ -24,7 +24,7 @@
 	IMPORT		iocore_out8
 	IMPORT		iocore_out16
 
-	IMPORT		dmap_i286
+	IMPORT		dmax86
 	IMPORT		biosfunc
 
 	IMPORT		i286a_cts
@@ -701,7 +701,7 @@ xchg_ea_r16		EAREG16	r6
 				strh	r1, [r6, #CPU_REG]
 				mov		pc, r11
 xchgear16_1		bl		i286a_ea
-				WORDACC	r0, xchgear16_2
+				ACCWORD	r0, xchgear16_2
 				ldrh	r1, [r6, #CPU_REG]
 				ldrh	r4, [r9, r0]
 				CPUWORK	#5
@@ -781,9 +781,12 @@ leareg			mov		r6, #6
 				sub		r8, r8, #(2 << 16)
 				b		i286a_localint
 
-mov_seg_ea		GETPCF8
+mov_seg_ea		ldrb	r6, [r9, #CPU_MSW]
+				GETPCF8
 				adr		r2, msegea_tbl
 				and		r1, r0, #(3 << 3)
+				tst		r6, #MSW_PE
+				orrne	r1, r1, #(4 << 3)
 				mov		r6, r8
 				ldr		r2, [r2, r1 lsr #1]
 				cmp		r0, #&c0
@@ -801,6 +804,10 @@ msegea_tbl		dcd		msegea_es
 				dcd		msegea_cs
 				dcd		msegea_ss
 				dcd		msegea_ds
+				dcd		msegea_es_p
+				dcd		msegea_cs
+				dcd		msegea_ss_p
+				dcd		msegea_ds_p
 msegea_es		mov		r1, r0 lsl #4
 				strh	r0, [r9, #CPU_ES]
 				str		r1, [r9, #CPU_ES_BASE]
@@ -815,10 +822,27 @@ msegea_ss		mov		r1, r0 lsl #4
 				str		r1, [r9, #CPU_SS_BASE]
 				str		r1, [r9, #CPU_SS_FIX]
 				NEXT_OPCODE
+
+msegea_es_p		strh	r0, [r9, #CPU_ES]
+				bl		i286a_selector
+				str		r0, [r9, #CPU_ES_BASE]
+				mov		pc, r11
+msegea_ds_p		strh	r0, [r9, #CPU_DS]
+				bl		i286a_selector
+				str		r0, [r9, #CPU_DS_BASE]
+				str		r0, [r9, #CPU_DS_FIX]
+				mov		pc, r11
+msegea_ss_p		strh	r0, [r9, #CPU_SS]
+				bl		i286a_selector
+				str		r0, [r9, #CPU_SS_BASE]
+				str		r0, [r9, #CPU_SS_FIX]
+				NEXT_OPCODE
+
 msegea_cs		sub		r8, r6, #(2 << 16)
 				mov		r6, #6
 				b		i286a_localint
 
+
 pop_ea			POP		#5
 				mov		r6, r0
 				GETPCF8
@@ -895,10 +919,13 @@ call_far		CPUWORK	#13
 				add		r8, r8, #(2 << 16)
 				mov		r4, r0 lsl #16
 				add		r0, r5, r8 lsr #16
+				ldrb	r5, [r9, #CPU_MSW]
 				bl		i286a_memoryread_w
-				mov		r1, r0 lsl #4
 				strh	r0, [r9, #CPU_CS]
-				str		r1, [r9, #CPU_CS_BASE]
+				tst		r5, #MSW_PE
+				moveq	r0, r0 lsl #4
+				blne	i286a_selector
+				str		r0, [r9, #CPU_CS_BASE]
 				mov		r0, r8 lsl #16
 				orr		r8, r4, r0 lsr #16
 				mov		pc, r11
@@ -1174,10 +1201,13 @@ les_r16_ea		GETPCF8
 				bl		i286a_memoryread_w
 				strh	r0, [r5, #CPU_REG]
 				add		r0, r4, r6
+				ldrb	r4, [r9, #CPU_MSW]
 				bl		i286a_memoryread_w
-				mov		r1, r0 lsl #4
 				strh	r0, [r9, #CPU_ES]
-				str		r1, [r9, #CPU_ES_BASE]
+				tst		r4, #MSW_PE
+				moveq	r0, r0 lsl #4
+				blne	i286a_selector
+				str		r0, [r9, #CPU_ES_BASE]
 				mov		pc, r11
 lr16_r			mov		r6, #6
 				sub		r8, r8, #(2 << 16)
@@ -1195,11 +1225,14 @@ lds_r16_ea		GETPCF8
 				bl		i286a_memoryread_w
 				strh	r0, [r5, #CPU_REG]
 				add		r0, r4, r6
+				ldrb	r4, [r9, #CPU_MSW]
 				bl		i286a_memoryread_w
-				mov		r1, r0 lsl #4
 				strh	r0, [r9, #CPU_DS]
-				str		r1, [r9, #CPU_DS_BASE]
-				str		r1, [r9, #CPU_DS_FIX]
+				tst		r4, #MSW_PE
+				moveq	r0, r0 lsl #4
+				blne	i286a_selector
+				str		r0, [r9, #CPU_DS_BASE]
+				str		r0, [r9, #CPU_DS_FIX]
 				mov		pc, r11
 
 mov_ea8_d8		GETPCF8
@@ -1321,10 +1354,13 @@ ret_far_d16		GETPC16
 				add		r4, r4, #2
 				bl		i286a_memoryread_w
 				add		r4, r6, r4
-				mov		r1, r0 lsl #4
+				ldrb	r1, [r9, #CPU_MSW]
 				strh	r4, [r9, #CPU_SP]
 				strh	r0, [r9, #CPU_CS]
-				str		r1, [r9, #CPU_CS_BASE]
+				tst		r1, #MSW_PE
+				moveq	r0, r0 lsl #4
+				blne	i286a_selector
+				str		r0, [r9, #CPU_CS_BASE]
 				mov		pc, r11
 
 ret_far			ldrh	r1, [r9, #CPU_SP]
@@ -1340,10 +1376,13 @@ ret_far			ldrh	r1, [r9, #CPU_SP]
 				add		r0, r4, r5
 				add		r4, r4, #2
 				bl		i286a_memoryread_w
-				mov		r1, r0 lsl #4
+				ldrb	r1, [r9, #CPU_MSW]
 				strh	r4, [r9, #CPU_SP]
 				strh	r0, [r9, #CPU_CS]
-				str		r1, [r9, #CPU_CS_BASE]
+				tst		r1, #MSW_PE
+				moveq	r0, r0 lsl #4
+				blne	i286a_selector
+				str		r0, [r9, #CPU_CS_BASE]
 				mov		pc, r11
 
 int_03			CPUWORK	#3
@@ -1361,8 +1400,7 @@ into			CPUWORK	#4
 				mov		r6, #4
 				b		i286a_localint
 
-iret			bl		extirq_pop
-				ldrh	r1, [r9, #CPU_SP]
+iret			ldrh	r1, [r9, #CPU_SP]
 				ldr		r5, [r9, #CPU_SS_BASE]
 				CPUWORK	#31
 				add		r4, r1, #2
@@ -1579,10 +1617,13 @@ jmp_far			CPUWORK	#11
 				mov		r8, r0 lsl #16
 				add		r0, r4, r5 lsr #16
 				bl		i286a_memoryread_w
+				ldrb	r1, [r9, #CPU_MSW]
 				add		r8, r8, r6 lsr #16
-				mov		r1, r0 lsl #4
 				strh	r0, [r9, #CPU_CS]
-				str		r1, [r9, #CPU_CS_BASE]
+				tst		r1, #MSW_PE
+				moveq	r0, r0 lsl #4
+				blne	i286a_selector
+				str		r0, [r9, #CPU_CS_BASE]
 				mov		pc, r11
 
 in_al_dx		CPUWORK	#5
@@ -1662,7 +1703,7 @@ sti_set			orr		r8, r8, #I_FLAG
 				strneb	r1, [r9, #CPU_TRAP]
 				bne		sti_withirq
 		endif
-				PICEXISTINTR	sti_noirq
+				PICEXISTINTR
 				bne		sti_withirq
 sti_noirq		NEXT_OPCODE
 sti_pic			dcd		pic
@@ -1694,7 +1735,7 @@ i286a_step		stmdb	sp!, {r4 - r11, lr}
 				mov		r11, pc
 				mov		pc, r1
 
-				bl		dmap_i286
+				bl		dmax86
 				CPUSV
 				ldmia	sp!, {r4 - r11, pc}
 
@@ -1736,7 +1777,7 @@ i286awithdma	adr		r4, optbl1
 				add		r8, r8, #(1 << 16)
 				mov		r11, pc
 				mov		pc, r1
-				bl		dmap_i286
+				bl		dmax86
 				CPUDBGL
 				cmp		r7, #0
 				ldrgt	r5, [r9, #CPU_CS_BASE]
@@ -1751,11 +1792,11 @@ i286awithtrap	adr		r4, optbl1
 				add		r8, r8, #(1 << 16)
 				mov		r11, pc
 				mov		pc, r1
-				bl		dmap_i286
+				bl		dmax86
 				and		r0, r8, #(I_FLAG + T_FLAG)
 				cmp		r0, #(I_FLAG + T_FLAG)
-				beq		i286a_trapint
-i286a_trapintr	CPUSV
+				bleq	i286a_trapint
+				CPUSV
 				ldmia	sp!, {r4 - r11, pc}
 
 optbl1			dcd		add_ea_r8			; 00