np2/i286a/i286a.inc - view

File: [RetroPC.NET] / np2 / i286a / i286a.inc
Revision 1.20: download - view: text, annotated - select for diffs
Sun Jul 18 05:43:02 2004 JST (21 years, 3 months ago) by yui
Branches: MAIN
CVS tags: VER_0_82_x64, VER_0_82, VER_0_81A, VER_0_81, VER_0_80, VER_0_79, HEAD

support PocketPC2003SE (T.Yui)

I286_MEMREADMAX equ &a4000 I286_MEMWRITEMAX equ &a0000 C_FLAG equ &0001 P_FLAG equ &0004 A_FLAG equ &0010 Z_FLAG equ &0040 S_FLAG equ &0080 T_FLAG equ &0100 I_FLAG equ &0200 D_FLAG equ &0400 O_FLAG equ &0800 MSW_PE equ &0001 MSW_MP equ &0002 MSW_EM equ &0004 MSW_TS equ &0008 CPU_SIZE equ (104 + 32) CPU_STAT equ (0 - CPU_SIZE) CPU_EXT equ (104 - CPU_SIZE) CPU_REG equ CPU_STAT + 0 CPU_SEG equ CPU_STAT + 16 CPU_ES_BASE equ CPU_STAT + 28 CPU_CS_BASE equ CPU_STAT + 32 CPU_SS_BASE equ CPU_STAT + 36 CPU_DS_BASE equ CPU_STAT + 40 CPU_SS_FIX equ CPU_STAT + 44 CPU_DS_FIX equ CPU_STAT + 48 CPU_ADRSMASK equ CPU_STAT + 52 CPU_PREFIX equ CPU_STAT + 56 ; cpu_resetreq equ CPU_STAT + 57 CPU_GDTR equ CPU_STAT + 58 CPU_MSW equ CPU_STAT + 64 CPU_IDTR equ CPU_STAT + 66 CPU_LDTR equ CPU_STAT + 72 CPU_LDTRC equ CPU_STAT + 74 CPU_TR equ CPU_STAT + 80 CPU_TRC equ CPU_STAT + 82 ; cpu_type equ CPU_STAT + 88 CPU_ITFBANK equ CPU_STAT + 89 ; cpu_ram_d0 equ CPU_STAT + 90 CPU_REMAINCLOCK equ CPU_STAT + 92 CPU_BASECLOCK equ CPU_STAT + 96 ; cpu_clock equ CPU_STAT + 100 ; cpu_stat_size equ 104 CPU_AL equ CPU_STAT + 0 CPU_AH equ CPU_STAT + 1 CPU_CL equ CPU_STAT + 2 CPU_CH equ CPU_STAT + 3 CPU_DL equ CPU_STAT + 4 CPU_DH equ CPU_STAT + 5 CPU_BL equ CPU_STAT + 6 CPU_BH equ CPU_STAT + 7 CPU_AX equ CPU_STAT + 0 CPU_CX equ CPU_STAT + 2 CPU_DX equ CPU_STAT + 4 CPU_BX equ CPU_STAT + 6 CPU_SP equ CPU_STAT + 8 CPU_BP equ CPU_STAT + 10 CPU_SI equ CPU_STAT + 12 CPU_DI equ CPU_STAT + 14 CPU_ES equ CPU_STAT + 16 CPU_CS equ CPU_STAT + 18 CPU_SS equ CPU_STAT + 20 CPU_DS equ CPU_STAT + 22 CPU_FLAG equ CPU_STAT + 24 CPU_IP equ CPU_STAT + 26 CPU_EXTMEM equ CPU_EXT + 0 CPU_EXTMEMSIZE equ CPU_EXT + 4 CPU_EMS equ CPU_EXT + 8 CPU_INPUT equ CPU_EXT + 24 MEMWAIT_TRAM equ CPU_EXT + 28 MEMWAIT_VRAM equ CPU_EXT + 29 MEMWAIT_GRCG equ CPU_EXT + 30 ; cpu_ext_size equ 32 MAX_PREFIX equ 8 MACRO $label CPUDBGS $label ;; str r7, [r9, #CPU_REMAINCLOCK] MEND MACRO $label CPUDBGL $label ;; ldr r7, [r9, #CPU_REMAINCLOCK] MEND MACRO $label CPUSVC $label str r7, [r9, #CPU_REMAINCLOCK] MEND MACRO $label CPULDC $label ldr r7, [r9, #CPU_REMAINCLOCK] MEND MACRO $label CPUSVF $label str r8, [r9, #CPU_FLAG] MEND MACRO $label CPULDF $label ldr r8, [r9, #CPU_FLAG] MEND MACRO $label CPUSV $label CPUSVF CPUSVC MEND MACRO $label CPULD $label CPULDF CPULDC MEND MACRO $label CPUWORK $clock $label CPUDBGL sub r7, r7, $clock CPUDBGS MEND MACRO $label CPUWKS $clock $label CPUDBGL subs r7, r7, $clock CPUDBGS MEND MACRO $label CREMSET $clock $label mov r7, $clock CPUDBGS MEND MACRO $label NEXT_OPCODE $label CPUDBGL cmp r7, #1 movge pc, r11 ldr r0, [r9, #CPU_BASECLOCK] rsb r1, r7, #1 mov r7, #1 add r0, r0, r1 str r0, [r9, #CPU_BASECLOCK] CPUDBGS mov pc, r11 MEND MACRO $label REMAIN_ADJUST $clk $label CPUDBGL cmp r7, $clk moveq pc, r11 ldr r0, [r9, #CPU_BASECLOCK] rsb r1, r7, $clk mov r7, $clk add r0, r0, r1 str r0, [r9, #CPU_BASECLOCK] CPUDBGS mov pc, r11 MEND MACRO $label I286IRQCHECKTERM $label CPUDBGL cmp r7, #0 movle pc, r11 ldr r0, [r9, #CPU_BASECLOCK] mov r1, r7 mov r7, #0 sub r0, r0, r1 str r0, [r9, #CPU_BASECLOCK] CPUDBGS mov pc, r11 MEND MACRO $label ACCWORD $r, $l $label tst $r, #1 bne $l cmp $r, #I286_MEMWRITEMAX bcs $l MEND END