source: branches/libc-0.6/src/binutils/include/opcode/m68hc11.h

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1/* m68hc11.h -- Header file for Motorola 68HC11 & 68HC12 opcode table
2 Copyright 1999, 2000, 2002, 2003 Free Software Foundation, Inc.
3 Written by Stephane Carrez (stcarrez@nerim.fr)
4
5This file is part of GDB, GAS, and the GNU binutils.
6
7GDB, GAS, and the GNU binutils are free software; you can redistribute
8them and/or modify them under the terms of the GNU General Public
9License as published by the Free Software Foundation; either version
101, or (at your option) any later version.
11
12GDB, GAS, and the GNU binutils are distributed in the hope that they
13will be useful, but WITHOUT ANY WARRANTY; without even the implied
14warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
15the GNU General Public License for more details.
16
17You should have received a copy of the GNU General Public License
18along with this file; see the file COPYING. If not, write to the Free
19Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
20
21#ifndef _OPCODE_M68HC11_H
22#define _OPCODE_M68HC11_H
23
24/* Flags for the definition of the 68HC11 & 68HC12 CCR. */
25#define M6811_S_BIT 0x80 /* Stop disable */
26#define M6811_X_BIT 0x40 /* X-interrupt mask */
27#define M6811_H_BIT 0x20 /* Half carry flag */
28#define M6811_I_BIT 0x10 /* I-interrupt mask */
29#define M6811_N_BIT 0x08 /* Negative */
30#define M6811_Z_BIT 0x04 /* Zero */
31#define M6811_V_BIT 0x02 /* Overflow */
32#define M6811_C_BIT 0x01 /* Carry */
33
34/* 68HC11 register address offsets (range 0..0x3F or 0..64).
35 The absolute address of the I/O register depends on the setting
36 of the M6811_INIT register. At init time, the I/O registers are
37 mapped at 0x1000. Address of registers is then:
38
39 0x1000 + M6811_xxx
40*/
41#define M6811_PORTA 0x00 /* Port A register */
42#define M6811__RES1 0x01 /* Unused/Reserved */
43#define M6811_PIOC 0x02 /* Parallel I/O Control register */
44#define M6811_PORTC 0x03 /* Port C register */
45#define M6811_PORTB 0x04 /* Port B register */
46#define M6811_PORTCL 0x05 /* Alternate latched port C */
47#define M6811__RES6 0x06 /* Unused/Reserved */
48#define M6811_DDRC 0x07 /* Data direction register for port C */
49#define M6811_PORTD 0x08 /* Port D register */
50#define M6811_DDRD 0x09 /* Data direction register for port D */
51#define M6811_PORTE 0x0A /* Port E input register */
52#define M6811_CFORC 0x0B /* Compare Force Register */
53#define M6811_OC1M 0x0C /* OC1 Action Mask register */
54#define M6811_OC1D 0x0D /* OC1 Action Data register */
55#define M6811_TCTN 0x0E /* Timer Counter Register */
56#define M6811_TCTN_H 0x0E /* " " " High part */
57#define M6811_TCTN_L 0x0F /* " " " Low part */
58#define M6811_TIC1 0x10 /* Input capture 1 register */
59#define M6811_TIC1_H 0x10 /* " " " High part */
60#define M6811_TIC1_L 0x11 /* " " " Low part */
61#define M6811_TIC2 0x12 /* Input capture 2 register */
62#define M6811_TIC2_H 0x12 /* " " " High part */
63#define M6811_TIC2_L 0x13 /* " " " Low part */
64#define M6811_TIC3 0x14 /* Input capture 3 register */
65#define M6811_TIC3_H 0x14 /* " " " High part */
66#define M6811_TIC3_L 0x15 /* " " " Low part */
67#define M6811_TOC1 0x16 /* Output Compare 1 register */
68#define M6811_TOC1_H 0x16 /* " " " High part */
69#define M6811_TOC1_L 0x17 /* " " " Low part */
70#define M6811_TOC2 0x18 /* Output Compare 2 register */
71#define M6811_TOC2_H 0x18 /* " " " High part */
72#define M6811_TOC2_L 0x19 /* " " " Low part */
73#define M6811_TOC3 0x1A /* Output Compare 3 register */
74#define M6811_TOC3_H 0x1A /* " " " High part */
75#define M6811_TOC3_L 0x1B /* " " " Low part */
76#define M6811_TOC4 0x1C /* Output Compare 4 register */
77#define M6811_TOC4_H 0x1C /* " " " High part */
78#define M6811_TOC4_L 0x1D /* " " " Low part */
79#define M6811_TOC5 0x1E /* Output Compare 5 register */
80#define M6811_TOC5_H 0x1E /* " " " High part */
81#define M6811_TOC5_L 0x1F /* " " " Low part */
82#define M6811_TCTL1 0x20 /* Timer Control register 1 */
83#define M6811_TCTL2 0x21 /* Timer Control register 2 */
84#define M6811_TMSK1 0x22 /* Timer Interrupt Mask Register 1 */
85#define M6811_TFLG1 0x23 /* Timer Interrupt Flag Register 1 */
86#define M6811_TMSK2 0x24 /* Timer Interrupt Mask Register 2 */
87#define M6811_TFLG2 0x25 /* Timer Interrupt Flag Register 2 */
88#define M6811_PACTL 0x26 /* Pulse Accumulator Control Register */
89#define M6811_PACNT 0x27 /* Pulse Accumulator Count Register */
90#define M6811_SPCR 0x28 /* SPI Control register */
91#define M6811_SPSR 0x29 /* SPI Status register */
92#define M6811_SPDR 0x2A /* SPI Data register */
93#define M6811_BAUD 0x2B /* SCI Baud register */
94#define M6811_SCCR1 0x2C /* SCI Control register 1 */
95#define M6811_SCCR2 0x2D /* SCI Control register 2 */
96#define M6811_SCSR 0x2E /* SCI Status register */
97#define M6811_SCDR 0x2F /* SCI Data (Read => RDR, Write => TDR) */
98#define M6811_ADCTL 0x30 /* A/D Control register */
99#define M6811_ADR1 0x31 /* A/D, Analog Result register 1 */
100#define M6811_ADR2 0x32 /* A/D, Analog Result register 2 */
101#define M6811_ADR3 0x33 /* A/D, Analog Result register 3 */
102#define M6811_ADR4 0x34 /* A/D, Analog Result register 4 */
103#define M6811__RES35 0x35
104#define M6811__RES36 0x36
105#define M6811__RES37 0x37
106#define M6811__RES38 0x38
107#define M6811_OPTION 0x39 /* System Configuration Options */
108#define M6811_COPRST 0x3A /* Arm/Reset COP Timer Circuitry */
109#define M6811_PPROG 0x3B /* EEPROM Programming Control Register */
110#define M6811_HPRIO 0x3C /* Highest priority I-Bit int and misc */
111#define M6811_INIT 0x3D /* Ram and I/O mapping register */
112#define M6811_TEST1 0x3E /* Factory test control register */
113#define M6811_CONFIG 0x3F /* COP, ROM and EEPROM enables */
114
115
116/* Flags of the CONFIG register (in EEPROM). */
117#define M6811_NOSEC 0x08 /* Security mode disable */
118#define M6811_NOCOP 0x04 /* COP system disable */
119#define M6811_ROMON 0x02 /* Enable on-chip rom */
120#define M6811_EEON 0x01 /* Enable on-chip eeprom */
121
122/* Flags of the PPROG register. */
123#define M6811_BYTE 0x10 /* Byte mode */
124#define M6811_ROW 0x08 /* Row mode */
125#define M6811_ERASE 0x04 /* Erase mode select (1 = erase, 0 = read) */
126#define M6811_EELAT 0x02 /* EEPROM Latch Control */
127#define M6811_EEPGM 0x01 /* EEPROM Programming Voltage Enable */
128
129/* Flags of the PIOC register. */
130#define M6811_STAF 0x80 /* Strobe A Interrupt Status Flag */
131#define M6811_STAI 0x40 /* Strobe A Interrupt Enable Mask */
132#define M6811_CWOM 0x20 /* Port C Wire OR mode */
133#define M6811_HNDS 0x10 /* Handshake mode */
134#define M6811_OIN 0x08 /* Output or Input handshaking */
135#define M6811_PLS 0x04 /* Pulse/Interlocked Handshake Operation */
136#define M6811_EGA 0x02 /* Active Edge for Strobe A */
137#define M6811_INVB 0x01 /* Invert Strobe B */
138
139/* Flags of the SCCR1 register. */
140#define M6811_R8 0x80 /* Receive Data bit 8 */
141#define M6811_T8 0x40 /* Transmit data bit 8 */
142#define M6811__SCCR1_5 0x20 /* Unused */
143#define M6811_M 0x10 /* SCI Character length */
144#define M6811_WAKE 0x08 /* Wake up method select (0=idle, 1=addr mark) */
145
146/* Flags of the SCCR2 register. */
147#define M6811_TIE 0x80 /* Transmit Interrupt enable */
148#define M6811_TCIE 0x40 /* Transmit Complete Interrupt Enable */
149#define M6811_RIE 0x20 /* Receive Interrupt Enable */
150#define M6811_ILIE 0x10 /* Idle Line Interrupt Enable */
151#define M6811_TE 0x08 /* Transmit Enable */
152#define M6811_RE 0x04 /* Receive Enable */
153#define M6811_RWU 0x02 /* Receiver Wake Up */
154#define M6811_SBK 0x01 /* Send Break */
155
156/* Flags of the SCSR register. */
157#define M6811_TDRE 0x80 /* Transmit Data Register Empty */
158#define M6811_TC 0x40 /* Transmit Complete */
159#define M6811_RDRF 0x20 /* Receive Data Register Full */
160#define M6811_IDLE 0x10 /* Idle Line Detect */
161#define M6811_OR 0x08 /* Overrun Error */
162#define M6811_NF 0x04 /* Noise Flag */
163#define M6811_FE 0x02 /* Framing Error */
164#define M6811__SCSR_0 0x01 /* Unused */
165
166/* Flags of the BAUD register. */
167#define M6811_TCLR 0x80 /* Clear Baud Rate (TEST mode) */
168#define M6811__BAUD_6 0x40 /* Not used */
169#define M6811_SCP1 0x20 /* SCI Baud rate prescaler select */
170#define M6811_SCP0 0x10
171#define M6811_RCKB 0x08 /* Baud Rate Clock Check (TEST mode) */
172#define M6811_SCR2 0x04 /* SCI Baud rate select */
173#define M6811_SCR1 0x02
174#define M6811_SCR0 0x01
175
176#define M6811_BAUD_DIV_1 (0)
177#define M6811_BAUD_DIV_3 (M6811_SCP0)
178#define M6811_BAUD_DIV_4 (M6811_SCP1)
179#define M6811_BAUD_DIV_13 (M6811_SCP1|M6811_SCP0)
180
181/* Flags of the SPCR register. */
182#define M6811_SPIE 0x80 /* Serial Peripheral Interrupt Enable */
183#define M6811_SPE 0x40 /* Serial Peripheral System Enable */
184#define M6811_DWOM 0x20 /* Port D Wire-OR mode option */
185#define M6811_MSTR 0x10 /* Master Mode Select */
186#define M6811_CPOL 0x08 /* Clock Polarity */
187#define M6811_CPHA 0x04 /* Clock Phase */
188#define M6811_SPR1 0x02 /* SPI Clock Rate Select */
189#define M6811_SPR0 0x01
190
191/* Flags of the SPSR register. */
192#define M6811_SPIF 0x80 /* SPI Transfer Complete flag */
193#define M6811_WCOL 0x40 /* Write Collision */
194#define M6811_MODF 0x10 /* Mode Fault */
195
196/* Flags of the ADCTL register. */
197#define M6811_CCF 0x80 /* Conversions Complete Flag */
198#define M6811_SCAN 0x20 /* Continuous Scan Control */
199#define M6811_MULT 0x10 /* Multiple Channel/Single Channel Control */
200#define M6811_CD 0x08 /* Channel Select D */
201#define M6811_CC 0x04 /* C */
202#define M6811_CB 0x02 /* B */
203#define M6811_CA 0x01 /* A */
204
205/* Flags of the CFORC register. */
206#define M6811_FOC1 0x80 /* Force Output Compare 1 */
207#define M6811_FOC2 0x40 /* 2 */
208#define M6811_FOC3 0x20 /* 3 */
209#define M6811_FOC4 0x10 /* 4 */
210#define M6811_FOC5 0x08 /* 5 */
211
212/* Flags of the OC1M register. */
213#define M6811_OC1M7 0x80 /* Output Compare 7 */
214#define M6811_OC1M6 0x40 /* 6 */
215#define M6811_OC1M5 0x20 /* 5 */
216#define M6811_OC1M4 0x10 /* 4 */
217#define M6811_OC1M3 0x08 /* 3 */
218
219/* Flags of the OC1D register. */
220#define M6811_OC1D7 0x80
221#define M6811_OC1D6 0x40
222#define M6811_OC1D5 0x20
223#define M6811_OC1D4 0x10
224#define M6811_OC1D3 0x08
225
226/* Flags of the TCTL1 register. */
227#define M6811_OM2 0x80 /* Output Mode 2 */
228#define M6811_OL2 0x40 /* Output Level 2 */
229#define M6811_OM3 0x20
230#define M6811_OL3 0x10
231#define M6811_OM4 0x08
232#define M6811_OL4 0x04
233#define M6811_OM5 0x02
234#define M6811_OL5 0x01
235
236/* Flags of the TCTL2 register. */
237#define M6811_EDG1B 0x20 /* Input Edge Capture Control 1 */
238#define M6811_EDG1A 0x10
239#define M6811_EDG2B 0x08 /* Input 2 */
240#define M6811_EDG2A 0x04
241#define M6811_EDG3B 0x02 /* Input 3 */
242#define M6811_EDG3A 0x01
243
244/* Flags of the TMSK1 register. */
245#define M6811_OC1I 0x80 /* Output Compare 1 Interrupt */
246#define M6811_OC2I 0x40 /* 2 */
247#define M6811_OC3I 0x20 /* 3 */
248#define M6811_OC4I 0x10 /* 4 */
249#define M6811_OC5I 0x08 /* 5 */
250#define M6811_IC1I 0x04 /* Input Capture 1 Interrupt */
251#define M6811_IC2I 0x02 /* 2 */
252#define M6811_IC3I 0x01 /* 3 */
253
254/* Flags of the TFLG1 register. */
255#define M6811_OC1F 0x80 /* Output Compare 1 Flag */
256#define M6811_OC2F 0x40 /* 2 */
257#define M6811_OC3F 0x20 /* 3 */
258#define M6811_OC4F 0x10 /* 4 */
259#define M6811_OC5F 0x08 /* 5 */
260#define M6811_IC1F 0x04 /* Input Capture 1 Flag */
261#define M6811_IC2F 0x02 /* 2 */
262#define M6811_IC3F 0x01 /* 3 */
263
264/* Flags of Timer Interrupt Mask Register 2 (TMSK2). */
265#define M6811_TOI 0x80 /* Timer Overflow Interrupt Enable */
266#define M6811_RTII 0x40 /* RTI Interrupt Enable */
267#define M6811_PAOVI 0x20 /* Pulse Accumulator Overflow Interrupt En. */
268#define M6811_PAII 0x10 /* Pulse Accumulator Interrupt Enable */
269#define M6811_PR1 0x02 /* Timer prescaler */
270#define M6811_PR0 0x01 /* Timer prescaler */
271#define M6811_TPR_1 0x00 /* " " prescale div 1 */
272#define M6811_TPR_4 0x01 /* " " prescale div 4 */
273#define M6811_TPR_8 0x02 /* " " prescale div 8 */
274#define M6811_TPR_16 0x03 /* " " prescale div 16 */
275
276/* Flags of Timer Interrupt Flag Register 2 (M6811_TFLG2). */
277#define M6811_TOF 0x80 /* Timer overflow bit */
278#define M6811_RTIF 0x40 /* Read time interrupt flag */
279#define M6811_PAOVF 0x20 /* Pulse accumulator overflow Interrupt flag */
280#define M6811_PAIF 0x10 /* Pulse accumulator Input Edge " " " */
281
282/* Flags of Pulse Accumulator Control Register (PACTL). */
283#define M6811_DDRA7 0x80 /* Data direction for port A bit 7 */
284#define M6811_PAEN 0x40 /* Pulse accumulator system enable */
285#define M6811_PAMOD 0x20 /* Pulse accumulator mode */
286#define M6811_PEDGE 0x10 /* Pulse accumulator edge control */
287#define M6811_RTR1 0x02 /* RTI Interrupt rates select */
288#define M6811_RTR0 0x01 /* " " " " */
289
290/* Flags of the Options register. */
291#define M6811_ADPU 0x80 /* A/D Powerup */
292#define M6811_CSEL 0x40 /* A/D/EE Charge pump clock source select */
293#define M6811_IRQE 0x20 /* IRQ Edge/Level sensitive */
294#define M6811_DLY 0x10 /* Stop exit turn on delay */
295#define M6811_CME 0x08 /* Clock Monitor enable */
296#define M6811_CR1 0x02 /* COP timer rate select */
297#define M6811_CR0 0x01 /* COP timer rate select */
298
299/* Flags of the HPRIO register. */
300#define M6811_RBOOT 0x80 /* Read Bootstrap ROM */
301#define M6811_SMOD 0x40 /* Special Mode */
302#define M6811_MDA 0x20 /* Mode Select A */
303#define M6811_IRV 0x10 /* Internal Read Visibility */
304#define M6811_PSEL3 0x08 /* Priority Select */
305#define M6811_PSEL2 0x04
306#define M6811_PSEL1 0x02
307#define M6811_PSEL0 0x01
308
309/* Some insns used by gas to turn relative branches into absolute ones. */
310#define M6811_BRA 0x20
311#define M6811_JMP 0x7e
312#define M6811_BSR 0x8d
313#define M6811_JSR 0xbd
314#define M6812_JMP 0x06
315#define M6812_BSR 0x07
316#define M6812_JSR 0x16
317
318/* Instruction code pages. Code page 1 is the default. */
319/*#define M6811_OPCODE_PAGE1 0x00*/
320#define M6811_OPCODE_PAGE2 0x18
321#define M6811_OPCODE_PAGE3 0x1A
322#define M6811_OPCODE_PAGE4 0xCD
323
324
325/* 68HC11 operands formats as stored in the m6811_opcode table. These
326 flags do not correspond to anything in the 68HC11 or 68HC12.
327 They are only used by GAS to recognize operands. */
328#define M6811_OP_NONE 0 /* No operand */
329#define M6811_OP_DIRECT 0x0001 /* Page 0 addressing: *<val-8bits> */
330#define M6811_OP_IMM8 0x0002 /* 8 bits immediat: #<val-8bits> */
331#define M6811_OP_IMM16 0x0004 /* 16 bits immediat: #<val-16bits> */
332#define M6811_OP_IND16 0x0008 /* Indirect abs: <val-16> */
333#define M6812_OP_IND16_P2 0x0010 /* Second parameter indirect abs. */
334#define M6812_OP_REG 0x0020 /* Register operand 1 */
335#define M6812_OP_REG_2 0x0040 /* Register operand 2 */
336
337#define M6811_OP_IX 0x0080 /* Indirect IX: <val-8>,x */
338#define M6811_OP_IY 0x0100 /* Indirect IY: <val-8>,y */
339#define M6812_OP_IDX 0x0200 /* Indirect: N,r N,[+-]r[+-] N:5-bits */
340#define M6812_OP_IDX_1 0x0400 /* N,r N:9-bits */
341#define M6812_OP_IDX_2 0x0800 /* N,r N:16-bits */
342#define M6812_OP_D_IDX 0x1000 /* Indirect indexed: [D,r] */
343#define M6812_OP_D_IDX_2 0x2000 /* [N,r] N:16-bits */
344#define M6812_OP_PAGE 0x4000 /* Page number */
345#define M6811_OP_MASK 0x07FFF
346#define M6811_OP_BRANCH 0x00008000 /* Branch, jsr, call */
347#define M6811_OP_BITMASK 0x00010000 /* Bitmask: #<val-8> */
348#define M6811_OP_JUMP_REL 0x00020000 /* Pc-Relative: <val-8> */
349#define M6812_OP_JUMP_REL16 0x00040000 /* Pc-relative: <val-16> */
350#define M6811_OP_PAGE1 0x0000
351#define M6811_OP_PAGE2 0x00080000 /* Need a page2 opcode before */
352#define M6811_OP_PAGE3 0x00100000 /* Need a page3 opcode before */
353#define M6811_OP_PAGE4 0x00200000 /* Need a page4 opcode before */
354#define M6811_MAX_OPERANDS 3 /* Max operands: brset <dst> <mask> <b> */
355
356#define M6812_ACC_OFFSET 0x00400000 /* A,r B,r D,r */
357#define M6812_ACC_IND 0x00800000 /* [D,r] */
358#define M6812_PRE_INC 0x01000000 /* n,+r n = -8..8 */
359#define M6812_PRE_DEC 0x02000000 /* n,-r */
360#define M6812_POST_INC 0x04000000 /* n,r+ */
361#define M6812_POST_DEC 0x08000000 /* n,r- */
362#define M6812_INDEXED_IND 0x10000000 /* [n,r] n = 16-bits */
363#define M6812_INDEXED 0x20000000 /* n,r n = 5, 9 or 16-bits */
364#define M6812_OP_IDX_P2 0x40000000
365
366/* Markers to identify some instructions. */
367#define M6812_OP_EXG_MARKER 0x01000000 /* exg r1,r2 */
368#define M6812_OP_TFR_MARKER 0x02000000 /* tfr r1,r2 */
369#define M6812_OP_SEX_MARKER 0x04000000 /* sex r1,r2 */
370
371#define M6812_OP_EQ_MARKER 0x80000000 /* dbeq/ibeq/tbeq */
372#define M6812_OP_DBCC_MARKER 0x04000000 /* dbeq/dbne */
373#define M6812_OP_IBCC_MARKER 0x02000000 /* ibeq/ibne */
374#define M6812_OP_TBCC_MARKER 0x01000000
375
376#define M6812_OP_TRAP_ID 0x80000000 /* trap #N */
377
378#define M6811_OP_HIGH_ADDR 0x01000000 /* Used internally by gas. */
379#define M6811_OP_LOW_ADDR 0x02000000
380
381#define M68HC12_BANK_VIRT 0x010000
382#define M68HC12_BANK_MASK 0x00003fff
383#define M68HC12_BANK_BASE 0x00008000
384#define M68HC12_BANK_SHIFT 14
385#define M68HC12_BANK_PAGE_MASK 0x0ff
386
387
388/* CPU identification. */
389#define cpu6811 0x01
390#define cpu6812 0x02
391#define cpu6812s 0x04
392
393/* The opcode table is an array of struct m68hc11_opcode. */
394struct m68hc11_opcode {
395 const char* name; /* Op-code name */
396 long format;
397 unsigned char size;
398 unsigned char opcode;
399 unsigned char cycles_low;
400 unsigned char cycles_high;
401 unsigned char set_flags_mask;
402 unsigned char clr_flags_mask;
403 unsigned char chg_flags_mask;
404 unsigned char arch;
405};
406
407/* Alias definition for 68HC12. */
408struct m68hc12_opcode_alias
409{
410 const char* name;
411 const char* translation;
412 unsigned char size;
413 unsigned char code1;
414 unsigned char code2;
415};
416
417/* The opcode table. The table contains all the opcodes (all pages).
418 You can't rely on the order. */
419extern const struct m68hc11_opcode m68hc11_opcodes[];
420extern const int m68hc11_num_opcodes;
421
422/* Alias table for 68HC12. It translates some 68HC11 insn which are not
423 implemented in 68HC12 but have equivalent translations. */
424extern const struct m68hc12_opcode_alias m68hc12_alias[];
425extern const int m68hc12_num_alias;
426
427#endif /* _OPCODE_M68HC11_H */
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