RTEMS 6.1-rc2
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at91rm9200.h
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1
9/*
10 * Atmel AT91RM9200 Register definitions, used in KIT637_V6 (CSB637)
11 *
12 * Copyright (c) 2003 by Cogent Computer Systems
13 * Written by Mike Kelly <mike@cogcomp.com>
14 *
15 * Modified by Fernando Nicodemos <fgnicodemos@terra.com.br>
16 * from NCB - Sistemas Embarcados Ltda. (Brazil)
17 *
18 * The license and distribution terms for this file may be
19 * found in the file LICENSE in this distribution or at
20 * http://www.rtems.org/license/LICENSE.
21*/
22
23
24#ifndef __AT91RM9200_H__
25#define __AT91RM9200_H__
26
27#include "bits.h"
28
29typedef volatile unsigned long vulong;
30
31/* Source Mode Register - 32 of them */
32#define AIC_SMR_BASE 0xFFFFF000
33#define AIC_SMR_REG(_x_) *(vulong *)(AIC_SMR_BASE + (_x_ & 0x7c))
34
35/* Source Vector Register - 32 of them */
36#define AIC_SVR_BASE 0xFFFFF080
37#define AIC_SVR_REG(_x_) *(vulong *)(AIC_SVR_BASE + (_x_ & 0x7c))
38
39/* Control Register - 32 of them */
40#define AIC_CTL_BASE 0xFFFFF100
41#define AIC_CTL_REG(_x_) *(vulong *)(AIC_CTL_BASE + (_x_ & 0x7f))
42
43/* Register Offsets */
44/* offsets from AIC_SMR_BASE and AIC_SVR_BASE */
45#define AIC_SMR_FIQ 0x00 /* Advanced Interrupt Controller FIQ */
46#define AIC_SMR_SYSIRQ 0x04 /* Advanced Interrupt Controller SYSIRQ */
47#define AIC_SMR_PIOA 0x08 /* Parallel I/O Controller A */
48#define AIC_SMR_PIOB 0x0c /* Parallel I/O Controller B */
49#define AIC_SMR_PIOC 0x10 /* Parallel I/O Controller C */
50#define AIC_SMR_PIOD 0x14 /* Parallel I/O Controller D */
51#define AIC_SMR_US0 0x18 /* USART 0 */
52#define AIC_SMR_US1 0x1c /* USART 1 */
53#define AIC_SMR_US2 0x20 /* USART 2 */
54#define AIC_SMR_US3 0x24 /* USART 3 */
55#define AIC_SMR_MCI 0x28 /* Multimedia Card Interface */
56#define AIC_SMR_UDP 0x2c /* USB Device Port */
57#define AIC_SMR_TWI 0x30 /* Two-wire Interface */
58#define AIC_SMR_SPI 0x34 /* Serial Peripheral Interface */
59#define AIC_SMR_SSC0 0x38 /* Synchronous Serial Controller 0 */
60#define AIC_SMR_SSC1 0x3c /* Synchronous Serial Controller 1 */
61#define AIC_SMR_SSC2 0x40 /* Synchronous Serial Controller 2 */
62#define AIC_SMR_TC0 0x44 /* Timer/Counter 0 */
63#define AIC_SMR_TC1 0x48 /* Timer/Counter 1 */
64#define AIC_SMR_TC2 0x4c /* Timer/Counter 2 */
65#define AIC_SMR_TC3 0x50 /* Timer/Counter 3 */
66#define AIC_SMR_TC4 0x54 /* Timer/Counter 4 */
67#define AIC_SMR_TC5 0x58 /* Timer/Counter 5 */
68#define AIC_SMR_UHP 0x5c /* USB Host Port */
69#define AIC_SMR_EMAC 0x60 /* Ethernet MAC */
70#define AIC_SMR_IRQ0 0x64 /* Advanced Interrupt Controller IRQ0 */
71#define AIC_SMR_IRQ1 0x68 /* Advanced Interrupt Controller IRQ1 */
72#define AIC_SMR_IRQ2 0x6c /* Advanced Interrupt Controller IRQ2 */
73#define AIC_SMR_IRQ3 0x70 /* Advanced Interrupt Controller IRQ3 */
74#define AIC_SMR_IRQ4 0x74 /* Advanced Interrupt Controller IRQ4 */
75#define AIC_SMR_IRQ5 0x78 /* Advanced Interrupt Controller IRQ5 */
76#define AIC_SMR_IRQ6 0x7c /* Advanced Interrupt Controller IRQ6 */
77
78/* from AIC_CTL_BASE */
79#define AIC_IVR 0x00 /* IRQ Vector Register */
80#define AIC_FVR 0x04 /* FIQ Vector Register */
81#define AIC_ISR 0x08 /* Interrupt Status Register */
82#define AIC_IPR 0x0C /* Interrupt Pending Register */
83#define AIC_IMR 0x10 /* Interrupt Mask Register */
84#define AIC_CISR 0x14 /* Core Interrupt Status Register */
85#define AIC_IECR 0x20 /* Interrupt Enable Command Register */
86#define AIC_IDCR 0x24 /* Interrupt Disable Command Register */
87#define AIC_ICCR 0x28 /* Interrupt Clear Command Register */
88#define AIC_ISCR 0x2C /* Interrupt Set Command Register */
89#define AIC_EOICR 0x30 /* End of Interrupt Command Register */
90#define AIC_SPU 0x34 /* Spurious Vector Register */
91#define AIC_DCR 0x38 /* Debug Control Register (Protect) */
92#define AIC_FFER 0x40 /* Fast Forcing Enable Register */
93#define AIC_FFDR 0x44 /* Fast Forcing Disable Register */
94#define AIC_FFSR 0x48 /* Fast Forcing Status Register */
95
96/* Bit Defines */
97/* AIC_ISR - Interrupt Status Register */
98#define AIC_ISR_IRQID_MASK 0x1f /* current interrupt ID */
99
100/* AIC_CISR - Core Interrupt Status Register */
101#define AIC_CISR_IRQ BIT1 /* 1 = Core IRQ is active */
102#define AIC_CISR_FIQ BIT0 /* 1 = Core FIQ is active */
103
104/* AIC_DCR - Debug Control Register (Protect) */
105#define AIC_DCR_GMSK BIT1 /* 0 = AIC controls IRQ and FIQ */
106#define AIC_DCR_PROT BIT0 /* 1 = enable protection mode */
107
108/* AIC_SMR */
109#define AIC_SMR_PRIOR(_x_) ((_x_ & 0x07) << 0)
110#define AIC_SMR_SRC_LVL_LOW (0 << 5) /* Are these right? docs don't say which is high/low */
111#define AIC_SMR_SRC_EDGE_LOW (1 << 5)
112#define AIC_SMR_SRC_LVL_HI (2 << 5)
113#define AIC_SMR_SRC_EDGE_HI (3 << 5)
114
115/**************************************************************************/
116/* Debug Unit */
117/**************************************************************************/
118#define DBGU_BASE 0xFFFFF200
119#define DBGU_REG(_x_) *(vulong *)(DBGU_BASE + _x_)
120
121/* Register Offsets */
122#define DBGU_CR 0x00 /* Control Register */
123#define DBGU_MR 0x04 /* Mode Register */
124#define DBGU_IER 0x08 /* Interrupt Enable Register */
125#define DBGU_IDR 0x0C /* Interrupt Disable Register */
126#define DBGU_IMR 0x10 /* Interrupt Mask Register */
127#define DBGU_CSR 0x14 /* Channel Status Register */
128#define DBGU_RHR 0x18 /* Receiver Holding Register */
129#define DBGU_THR 0x1C /* Transmitter Holding Register */
130#define DBGU_BRGR 0x20 /* Baud Rate Generator Register */
131#define DBGU_C1R 0x40 /* Chip ID1 Register */
132#define DBGU_C2R 0x44 /* Chip ID2 Register */
133#define DBGU_FNTR 0x48 /* Force NTRST Register */
134
135/**************************************************************************/
136/* USART 0-3 */
137/**************************************************************************/
138#define USART0_BASE 0xFFFC0000
139#define USART1_BASE 0xFFFC4000
140#define USART2_BASE 0xFFFC8000
141#define USART3_BASE 0xFFFCC000
142/*
143 * WARNING: The USART3_BASE at the AT91RM9200 Manual is wrong!!!
144 * Manual revision: Rev. 1768H-ATARM–16-Jun-09
145 * USART3_BASE is NOT 0xFFECC000
146 */
147
148/****************/
149/* System Timer */
150/****************/
151#define ST_BASE 0xFFFFFD00
152#define ST_REG(_x_) *(vulong *)(ST_BASE + _x_)
153
154/* Register Offsets */
155#define ST_CR 0x00 /* Control Register */
156#define ST_PIMR 0x04 /* Period Interval Mode Register */
157#define ST_WDMR 0x08 /* Watchdog Mode Register */
158#define ST_RTMR 0x0C /* Real-time Mode Register */
159#define ST_SR 0x10 /* Status Register */
160#define ST_IER 0x14 /* Interrupt Enable Register */
161#define ST_IDR 0x18 /* Interrupt Disable Register */
162#define ST_IMR 0x1C /* Interrupt Mask Register */
163#define ST_RTAR 0x20 /* Real-time Alarm Register */
164#define ST_CRTR 0x24 /* Current Real-time Register */
165
166/* Bit Defines */
167/* ST_CR - Control Register */
168#define ST_CR_WDRST BIT0 /* write 1 to reload WD counter */
169
170/* ST_PIMR - Period Interval Mode Register */
171#define ST_PIMR_PIV_MASK 0x0000ffff
172
173/* ST_WDMR - Watchdog Mode Register */
174#define ST_WDMR_EXTEN BIT17 /* WDOVF is not implemented on AT91RM9200 */
175#define ST_WDMR_RSTEN BIT16 /* 1 = reset the AT91RM9200 when WD overflows */
176#define ST_WDMR_WDV_MASK 0x0000ffff /* WD counter is in the lower 16-bits */
177
178/* ST_RTMR - Real-time Mode Register */
179#define ST_RTMR_RTPRES_MASK 0x0000ffff /* Real-Time Prescaler */
180
181/* ST_SR - Status Register - Read Only */
182/* ST_IER - Interrupt Enable Register - Write Only */
183/* ST_IDR - Interrupt Disable Register - Write Only */
184/* ST_IMR - Interrupt Mask Register - Read Only */
185#define ST_SR_ALMS BIT3
186#define ST_SR_RTTINC BIT2
187#define ST_SR_WDOVF BIT1
188#define ST_SR_PITS BIT0
189
190/* ST_RTAR - Real-time Alarm Register */
191#define ST_RTAR_ALMV_MASK 0x000fffff
192
193/* ST_CRTR - Current Real-time Register */
194#define ST_CRTR_CRTV_MASK 0x000fffff
195
196
197/**************************************************************************
198 * Peripheral Data Control (DMA)
199 * Note that each of the following peripherals has it's own
200 * set of these registers starting at offset 0x100 from it's
201 * base address: DBGU, SPI, USART and SSC
202 * To access the DMA for a peripheral, use the macro for that
203 * peripheral but with these register offsets
204 **************************************************************************/
205/* Register Offsets */
206#define PDC_RPR 0x100 /* Receive Pointer Register */
207#define PDC_RCR 0x104 /* Receive Counter Register */
208#define PDC_TPR 0x108 /* Transmit Pointer Register */
209#define PDC_TCR 0x10c /* Transmit Counter Register */
210#define PDC_RNPR 0x110 /* Receive Next Pointer Register */
211#define PDC_RNCR 0x114 /* Receive Next Counter Register */
212#define PDC_TNPR 0x118 /* Transmit Next Pointer Register */
213#define PDC_TNCR 0x11c /* Transmit Next Counter Register */
214#define PDC_PTCR 0x120 /* PDC Transfer Control Register */
215#define PDC_PTSR 0x124 /* PDC Transfer Status Register */
216
217/**************************************************************************
218 * Parallel I/O Unit
219 * There are four PIO blocks - A, B, C and D. They all have the
220 * same register set, but different base addresses
221 **************************************************************************/
222/* Port A */
223#define PIOA_BASE 0xFFFFF400
224#define PIOA_REG(_x_) *(vulong *)(PIOA_BASE + _x_)
225
226/* Port B */
227#define PIOB_BASE 0xFFFFF600
228#define PIOB_REG(_x_) *(vulong *)(PIOB_BASE + _x_)
229
230/* Port C */
231#define PIOC_BASE 0xFFFFF800
232#define PIOC_REG(_x_) *(vulong *)(PIOC_BASE + _x_)
233
234/* Port D */
235#define PIOD_BASE 0xFFFFFA00
236#define PIOD_REG(_x_) *(vulong *)(PIOD_BASE + _x_)
237
238/**************************************************************************
239 * Power Management and Clock Control
240 *************************************************************************/
241#define PMC_BASE 0xFFFFFC00
242#define PMC_REG(_x_) *(vulong *)(PMC_BASE + _x_)
243
244/**************************************************************************
245 * MAC Unit
246 *************************************************************************/
247#define EMAC_BASE 0xFFFBC000
248#define EMAC_REG(_x_) *(vulong *)(EMAC_BASE + _x_)
249
250/**************************************************************************
251 * Timer/Counter Unit
252 **************************************************************************/
253#define TC_BASE 0xFFFA0000
254#define TC_REG(_x_) *(vulong *)(TC_BASE + 0x00 + _x_)
255#define TC_TC0_REG(_x_) *(vulong *)(TC_BASE + 0x00 + _x_)
256#define TC_TC1_REG(_x_) *(vulong *)(TC_BASE + 0x40 + _x_)
257#define TC_TC2_REG(_x_) *(vulong *)(TC_BASE + 0x80 + _x_)
258
259/* Offsets from TC_TC?_REG */
260#define TC_CCR 0x00 /* Channel Control Register */
261#define TC_CMR 0x04 /* Channel Mode Register */
262#define TC_CV 0x10 /* Counter Value */
263#define TC_RA 0x14 /* Register A */
264#define TC_RB 0x18 /* Register B */
265#define TC_RC 0x1C /* Register C */
266#define TC_SR 0x20 /* Status Register */
267#define TC_IER 0x24 /* Interrupt Enable Register */
268#define TC_IDR 0x28 /* Interrupt Disable Register */
269#define TC_IMR 0x2C /* Interrupt Mask Register */
270
271/* Offsets from TC_BASE */
272#define TC_BCR 0xc0 /* Channel Control Register */
273#define TC_BMR 0xc4 /* Channel Control Register */
274
275/* Block control register */
276#define TC_BCR_SYNC BIT1 /* Set to syncronize channels */
277
278/* Block mode register */
279#define TC_BMR_TC0(_x_) ((_x_ & 0x3) << 0) /* TC0 clock source */
280#define TC_BMR_TC1(_x_) ((_x_ & 0x3) << 2) /* TC1 clock source */
281#define TC_BMR_TC2(_x_) ((_x_ & 0x3) << 4) /* TC2 clock source */
282
283/* Channel Control register */
284#define TC_CCR_CLKEN BIT0 /* Enable clock */
285#define TC_CCR_CLKDIS BIT1 /* Disable clock */
286#define TC_CCR_SWTRG BIT2 /* Software trigger command */
287
288/* Channel mode register */
289#define TC_CMR_TCCLKS(_x_) ((_x_ & 0x7) << 0) /* Clock source */
290#define TC_CMR_CLKI BIT3 /* Clock invert */
291#define TC_BURST(_x_) ((_x_ & 0x3 << 4) /* Burst signal selection */
292#define TC_WAVE BIT15 /* 0 for catpure, 1 for wave */
293
294/* Channel mode register - capture mode (TC_WAVE = 0) */
295#define TC_CMR_LDBSTOP BIT6 /* Set to stop clock when RB loads */
296#define TC_CMR_LDBDIS BIT7 /* Set to disable clock when RB loads */
297#define TC_CMR_ETRGEDG(_x_) ((_x_ & 0x3) << 8) /* Select edge triggering mode */
298#define TC_CMR_ABETRG BIT10 /* Select ext trigger source */
299#define TC_CMR_CPCTRG BIT14 /* RC Compare trigger enable */
300#define TC_CMR_LDRA(_x_) ((_x_ & 0x3) << 16) /* RA loading selection */
301#define TC_CMR_LDRB(_x_) ((_x_ & 0x3) << 18) /* RB loading selection */
302
303/* Channel mode register - wave mode (TC_WAVE = 1) */
304#define TC_CMR_CPCSTOP BIT6 /* Clock stopped w/ RC compare */
305#define TC_CMR_CPCDIS BIT7 /* Clock disabled w/ RC compare */
306#define TC_CMR_EEVTEDG(_x_) ((_x_ & 0x3) << 8) /* Ext event edge selection */
307#define TC_CMR_EEVT(_x_) ((_x_ & 0x3) << 10) /* Ext event selection */
308#define TC_CMR_ENETRG BIT12 /* Ext event trigger enable */
309#define TC_CMR_WAVESEL(_x_) ((_x_ & 0x3) << 13) /* Waveform selection */
310#define TC_CMR_ACPA(_x_) ((_x_ & 0x3) << 16) /* RA compare effect on TIOA */
311#define TC_CMR_ACPC(_x_) ((_x_ & 0x3) << 18) /* RC compare effect on TIOA */
312#define TC_CMR_AEEVT(_x_) ((_x_ & 0x3) << 20) /* Ext event effect on TIOA */
313#define TC_CMR_ASWTRG(_x_) ((_x_ & 0x3) << 22) /* SW trigger effect on TIOA */
314#define TC_CMR_BCPB(_x_) ((_x_ & 0x3) << 24) /* RB compare effect on TIOB */
315#define TC_CMR_BCPC(_x_) ((_x_ & 0x3) << 26) /* RC compare effect on TIOB */
316#define TC_CMR_BEEVT(_x_) ((_x_ & 0x3) << 28) /* Ext event effect on TIOB */
317#define TC_CMR_BSWTRG(_x_) ((_x_ & 0x3) << 30) /* SW trigger effect on TIOB */
318
319/* Counter value */
320#define TC_CV_MASK 0xffff /* Timer counter mask */
321
322/* Status, Interrupt enable, Interrupt disable, and Interrupt mask registers */
323#define TC_SR_COVFS BIT0 /* Counter overflow status */
324#define TC_SR_LOVRS BIT1 /* Load overrun status */
325#define TC_SR_CPAS BIT2 /* RA compare status */
326#define TC_SR_CPBS BIT3 /* RB compare status */
327#define TC_SR_CPCS BIT4 /* RC compare status */
328#define TC_SR_LDRAS BIT5 /* RA loading status */
329#define TC_SR_LDRBS BIT6 /* RB loading status */
330#define TC_SR_ETRGS BIT7 /* External trigger status */
331#define TC_SR_CLKSTA BIT16 /* Clock enabling status */
332#define TC_SR_MTIOA BIT17 /* TIOA Mirror */
333#define TC_SR_MTIOB BIT18 /* TIOB Mirror */
334
335/***************************************************************************
336 * External Bus Interface Unit
337 **************************************************************************/
338#define EBI_BASE 0xFFFFFF60
339#define EBI_REG(_x_) *(vulong *)(EBI_BASE + _x_)
340
341/***************************************************************************
342 * Static Memory Interface Unit
343 ***************************************************************************/
344#define SMC_REG(_x_) *(vulong *)(EBI_BASE + 0x10 + _x_)
345
346/**************************************************************************
347 * SDRAM Memory Interface Unit
348 **************************************************************************/
349#define SDRC_REG(_x_) *(vulong *)(EBI_BASE + 0x30 + _x_)
350
351#endif /* __AT91RM9200_H__ */
352
bits.h
Contains Defined Bits.
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