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authorKarl Kurbjun <kkurbjun@gmail.com>2007-09-20 04:46:41 +0000
committerKarl Kurbjun <kkurbjun@gmail.com>2007-09-20 04:46:41 +0000
commit7b97fe21c0f2c9b6742ad50439020023f385fe6c (patch)
tree2c1a7312c3373b32e7dbc8a03d76c83dc9c12ce0 /firmware/target
parenta80c0e8b83eb52a322c2b33e49875159c6d6a12a (diff)
downloadrockbox-7b97fe21c0f2c9b6742ad50439020023f385fe6c.tar.gz
rockbox-7b97fe21c0f2c9b6742ad50439020023f385fe6c.zip
Beginning of an M:Robe 500i port. Currently only in the bootloader stage. Needs another piece of code to start the boot process - will be in the wiki.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14763 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target')
-rw-r--r--firmware/target/arm/crt0.S187
-rw-r--r--firmware/target/arm/memswap128-arm.S88
-rw-r--r--firmware/target/arm/olympus/mrobe-500/adc-mr500.c46
-rw-r--r--firmware/target/arm/olympus/mrobe-500/adc-target.h38
-rw-r--r--firmware/target/arm/olympus/mrobe-500/ata-mr500.c130
-rw-r--r--firmware/target/arm/olympus/mrobe-500/ata-target.h71
-rw-r--r--firmware/target/arm/olympus/mrobe-500/backlight-mr500.c50
-rw-r--r--firmware/target/arm/olympus/mrobe-500/backlight-target.h31
-rw-r--r--firmware/target/arm/olympus/mrobe-500/button-mr500.c56
-rw-r--r--firmware/target/arm/olympus/mrobe-500/button-target.h99
-rw-r--r--firmware/target/arm/olympus/mrobe-500/kernel-mr500.c48
-rw-r--r--firmware/target/arm/olympus/mrobe-500/lcd-mr500.c206
-rw-r--r--firmware/target/arm/olympus/mrobe-500/lcd-target.h21
-rw-r--r--firmware/target/arm/olympus/mrobe-500/power-mr500.c93
-rw-r--r--firmware/target/arm/olympus/mrobe-500/system-mr500.c181
-rw-r--r--firmware/target/arm/olympus/mrobe-500/timer-mr500.c108
-rw-r--r--firmware/target/arm/olympus/mrobe-500/timer-target.h39
-rw-r--r--firmware/target/arm/olympus/mrobe-500/usb-mr500.c55
-rw-r--r--firmware/target/arm/system-arm.h9
-rw-r--r--firmware/target/arm/system-target.h2
20 files changed, 1509 insertions, 49 deletions
diff --git a/firmware/target/arm/crt0.S b/firmware/target/arm/crt0.S
index e7a0a38f36..56876ca9b1 100644
--- a/firmware/target/arm/crt0.S
+++ b/firmware/target/arm/crt0.S
@@ -33,9 +33,8 @@ start:
33 33
34 msr cpsr_c, #0xd3 /* enter supervisor mode, disable IRQ */ 34 msr cpsr_c, #0xd3 /* enter supervisor mode, disable IRQ */
35 35
36#ifndef BOOTLOADER 36#if !defined(BOOTLOADER) || (CONFIG_CPU == DM320)
37 37#if !defined(DEBUG)
38#ifndef DEBUG
39 /* Copy exception handler code to address 0 */ 38 /* Copy exception handler code to address 0 */
40 ldr r2, =_vectorsstart 39 ldr r2, =_vectorsstart
41 ldr r3, =_vectorsend 40 ldr r3, =_vectorsend
@@ -52,8 +51,11 @@ start:
52 ldr r0, =fiq_handler 51 ldr r0, =fiq_handler
53 str r0, [r1, #28] 52 str r0, [r1, #28]
54#endif 53#endif
55 54#endif
56#ifndef STUB 55
56#if !defined(BOOTLOADER)
57
58#if !defined(STUB)
57 /* Zero out IBSS */ 59 /* Zero out IBSS */
58 ldr r2, =_iedata 60 ldr r2, =_iedata
59 ldr r3, =_iend 61 ldr r3, =_iend
@@ -98,6 +100,159 @@ start:
98/* Code for ARM bootloader targets other than iPod go here */ 100/* Code for ARM bootloader targets other than iPod go here */
99 101
100#if CONFIG_CPU == S3C2440 102#if CONFIG_CPU == S3C2440
103 /* Proper initialization pulled from 0x5070 */
104
105 /* BWSCON
106 * Reserved 0
107 * Bank 0:
108 * Bus width 10 (16 bit)
109 * Bank 1:
110 * Buswidth 00 (8 bit)
111 * Disable wait 0
112 * Not using UB/LB 0
113 * Bank 2:
114 * Buswidth 10 (32 bit)
115 * Disable wait 0
116 * Not using UB/LB 0
117 * Bank 3:
118 * Buswidth 10 (32 bit)
119 * Disable wait 0
120 * Use UB/LB 1
121 * Bank 4:
122 * Buswidth 10 (32 bit)
123 * Disable wait 0
124 * Use UB/LB 1
125 * Bank 5:
126 * Buswidth 00 (8 bit)
127 * Disable wait 0
128 * Not using UB/LB 0
129 * Bank 6:
130 * Buswidth 10 (32 bit)
131 * Disable wait 0
132 * Not using UB/LB 0
133 * Bank 7:
134 * Buswidth 00 (8 bit)
135 * Disable wait 0
136 * Not using UB/LB 0
137 */
138 ldr r2,=0x01055102
139 mov r1, #0x48000000
140 str r2, [r1]
141
142 /* BANKCON0
143 * Pagemode: normal (1 data) 00
144 * Pagemode access cycle: 2 clocks 00
145 * Address hold: 2 clocks 10
146 * Chip selection hold time: 1 clock 10
147 * Access cycle: 8 clocks 101
148 * Chip select setup time: 1 clock 01
149 * Address setup time: 0 clock 00
150 */
151 ldr r2,=0x00000D60
152 str r2, [r1, #4]
153
154
155 /* BANKCON1
156 * Pagemode: normal (1 data) 00
157 * Pagemode access cycle: 2 clocks 00
158 * Address hold: 0 clocks 00
159 * Chip selection hold time: 0 clock 00
160 * Access cycle: 1 clocks 000
161 * Chip select setup time: 0 clocks 00
162 * Address setup time: 0 clocks 00
163 */
164 ldr r2,=0x00000000
165 str r2, [r1, #8]
166
167 /* BANKCON2
168 * Pagemode: normal (1 data) 00
169 * Pagemode access cycle: 2 clocks 00
170 * Address hold: 2 clocks 10
171 * Chip selection hold time: 2 clocks 10
172 * Access cycle: 14 clocks 111
173 * Chip select setup time: 4 clocks 11
174 * Address setup time: 0 clocks 00
175 */
176 ldr r2,=0x00001FA0
177 str r2, [r1, #0xC]
178
179 /* BANKCON3 */
180 ldr r2,=0x00001D80
181 str r2, [r1, #0x10]
182 /* BANKCON4 */
183 str r2, [r1, #0x14]
184
185 /* BANKCON5 */
186 ldr r2,=0x00000000
187 str r2, [r1, #0x18]
188
189 /* BANKCON6/7
190 * SCAN: 9 bit 01
191 * Trcd: 3 clocks 01
192 * Tcah: 0 clock 00
193 * Tcoh: 0 clock 00
194 * Tacc: 1 clock 000
195 * Tcos: 0 clock 00
196 * Tacs: 0 clock 00
197 * MT: Sync DRAM 11
198 */
199 ldr r2,=0x00018005
200 str r2, [r1, #0x1C]
201 /* BANKCON7 */
202 str r2, [r1, #0x20]
203
204 /* REFRESH */
205 ldr r2,=0x00980501
206 str r2, [r1, #0x24]
207
208 /* BANKSIZE
209 * BK76MAP: 32M/32M 000
210 * Reserved: 0 0 (was 1)
211 * SCLK_EN: always 1 (was 0)
212 * SCKE_EN: disable 0
213 * Reserved: 0 0
214 * BURST_EN: enabled 1
215 */
216 ldr r2,=0x00000090
217 str r2, [r1, #0x28]
218
219 /* MRSRB6 */
220 ldr r2,=0x00000030
221 str r2, [r1, #0x2C]
222 /* MRSRB7 */
223 str r2, [r1, #0x30]
224
225#if 0
226 /* This next part I am not sure of the purpose */
227
228 /* GPACON */
229 mov r2,#0x01FFFCFF
230 str r2,=0x56000000
231
232 /* GPADAT */
233 mov r2,#0x01FFFEFF
234 str r2,=0x56000004
235
236 /* MRSRB6 */
237 mov r2,#0x00000000
238 str r2,=0x4800002C
239
240 /* GPADAT */
241 ldr r2,=0x01FFFFFF
242 mov r1, #0x56000000
243 str r2, [r1, #4]
244
245 /* MRSRB6 */
246 mov r2,#0x00000030
247 str r2,=0x4800002C
248
249 /* GPACON */
250 mov r2,#0x01FFFFFF
251 str r2,=0x56000000
252
253 /* End of the unknown */
254#endif
255
101 /* get the high part of our execute address */ 256 /* get the high part of our execute address */
102 ldr r2, =0xffffff00 257 ldr r2, =0xffffff00
103 and r4, pc, r2 258 and r4, pc, r2
@@ -118,6 +273,28 @@ start:
118 273
119start_loc: 274start_loc:
120 bl main 275 bl main
276
277#else
278 /* get the high part of our execute address */
279 ldr r2, =0xffffff00
280 and r4, pc, r2
281
282 /* Copy bootloader to safe area - 0x01900000 */
283 mov r5, #0x00900000
284 add r5, r5, #0x01000000
285 ldr r6, = _dataend
286 sub r0, r6, r5 /* length of loader */
287 add r0, r4, r0 /* r0 points to start of loader */
2881:
289 cmp r5, r6
290 ldrcc r2, [r4], #4
291 strcc r2, [r5], #4
292 bcc 1b
293
294 ldr pc, =start_loc /* jump to the relocated start_loc: */
295
296start_loc:
297 bl main
121#endif 298#endif
122 299
123#else /* BOOTLOADER */ 300#else /* BOOTLOADER */
diff --git a/firmware/target/arm/memswap128-arm.S b/firmware/target/arm/memswap128-arm.S
index f5276ef353..f672def1ec 100644
--- a/firmware/target/arm/memswap128-arm.S
+++ b/firmware/target/arm/memswap128-arm.S
@@ -1,44 +1,44 @@
1/*************************************************************************** 1/***************************************************************************
2 * __________ __ ___. 2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___ 3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / 4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < 5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ 6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/ 7 * \/ \/ \/ \/ \/
8 * $Id$ 8 * $Id$
9 * 9 *
10 * Copyright (C) 2007 by Michael Sevakis 10 * Copyright (C) 2007 by Michael Sevakis
11 * 11 *
12 * All files in this archive are subject to the GNU General Public License. 12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement. 13 * See the file COPYING in the source tree root for full license agreement.
14 * 14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY 15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied. 16 * KIND, either express or implied.
17 * 17 *
18 ****************************************************************************/ 18 ****************************************************************************/
19 19
20/**************************************************************************** 20/****************************************************************************
21 * void memswap128(void *buf1, void *buf2, size_t len) 21 * void memswap128(void *buf1, void *buf2, size_t len)
22 */ 22 */
23 .section .icode, "ax", %progbits 23 .section .icode, "ax", %progbits
24 .align 2 24 .align 2
25 .global memswap128 25 .global memswap128
26 .type memswap128, %function 26 .type memswap128, %function
27memswap128: 27memswap128:
28 @ r0 = buf1 28 @ r0 = buf1
29 @ r1 = buf2 29 @ r1 = buf2
30 @ r2 = len 30 @ r2 = len
31 movs r2, r2, lsr #4 @ bytes => lines, len == 0? 31 movs r2, r2, lsr #4 @ bytes => lines, len == 0?
32 moveq pc, lr @ not at least a line? leave 32 moveq pc, lr @ not at least a line? leave
33 stmdb sp!, { r4-r10, lr } @ save registers and return address 33 stmdb sp!, { r4-r10, lr } @ save registers and return address
34.loop: @ 34.loop: @
35 ldmia r0, { r3-r6 } @ read four longwords from buf1 35 ldmia r0, { r3-r6 } @ read four longwords from buf1
36 ldmia r1, { r7-r10 } @ read four longwords from buf2 36 ldmia r1, { r7-r10 } @ read four longwords from buf2
37 stmia r0!, { r7-r10 } @ write buf2 data to buf1, buf1 += 16 37 stmia r0!, { r7-r10 } @ write buf2 data to buf1, buf1 += 16
38 stmia r1!, { r3-r6 } @ write buf1 data to buf2, buf2 += 16 38 stmia r1!, { r3-r6 } @ write buf1 data to buf2, buf2 += 16
39 subs r2, r2, #1 @ len -= 1, len > 0 ? 39 subs r2, r2, #1 @ len -= 1, len > 0 ?
40 bhi .loop @ yes? keep exchanging 40 bhi .loop @ yes? keep exchanging
41 ldmia sp!, { r4-r10, pc } @ restore registers and return 41 ldmia sp!, { r4-r10, pc } @ restore registers and return
42.end: 42.end:
43 .size memswap128, .end-memswap128 43 .size memswap128, .end-memswap128
44 44
diff --git a/firmware/target/arm/olympus/mrobe-500/adc-mr500.c b/firmware/target/arm/olympus/mrobe-500/adc-mr500.c
new file mode 100644
index 0000000000..4fb2aa3677
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/adc-mr500.c
@@ -0,0 +1,46 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20#include "cpu.h"
21#include "adc-target.h"
22#include "kernel.h"
23
24/* prototypes */
25static void adc_tick(void);
26
27void adc_init(void)
28{
29 /* attach the adc reading to the tick */
30 tick_add_task(adc_tick);
31}
32
33/* Called to get the recent ADC reading */
34inline unsigned short adc_read(int channel)
35{
36 return (short)channel;
37}
38
39/* add this to the tick so that the ADC converts are done in the background */
40static void adc_tick(void)
41{
42}
43
44
45
46
diff --git a/firmware/target/arm/olympus/mrobe-500/adc-target.h b/firmware/target/arm/olympus/mrobe-500/adc-target.h
new file mode 100644
index 0000000000..fbf38ee13d
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/adc-target.h
@@ -0,0 +1,38 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20#ifndef _ADC_TARGET_H_
21#define _ADC_TARGET_H_
22
23/* only two channels used by the Gigabeat */
24#define NUM_ADC_CHANNELS 2
25
26#define ADC_BATTERY 0
27#define ADC_HPREMOTE 1
28#define ADC_UNKNOWN_3 2
29#define ADC_UNKNOWN_4 3
30#define ADC_UNKNOWN_5 4
31#define ADC_UNKNOWN_6 5
32#define ADC_UNKNOWN_7 6
33#define ADC_UNKNOWN_8 7
34
35#define ADC_UNREG_POWER ADC_BATTERY /* For compatibility */
36#define ADC_READ_ERROR 0xFFFF
37
38#endif
diff --git a/firmware/target/arm/olympus/mrobe-500/ata-mr500.c b/firmware/target/arm/olympus/mrobe-500/ata-mr500.c
new file mode 100644
index 0000000000..b4028d5ead
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/ata-mr500.c
@@ -0,0 +1,130 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20#include "config.h"
21#include "cpu.h"
22#include "kernel.h"
23#include "thread.h"
24#include "system.h"
25#include "power.h"
26#include "panic.h"
27#include "pcf50606.h"
28#include "ata-target.h"
29#include "backlight-target.h"
30
31/* ARESET on C7C68300 and RESET on ATA interface (Active Low) */
32#define ATA_RESET_ENABLE return
33#define ATA_RESET_DISABLE return
34
35/* ATA_EN on C7C68300 */
36#define USB_ATA_ENABLE return
37#define USB_ATA_DISABLE return
38
39void ata_reset(void)
40{
41 ATA_RESET_ENABLE;
42 sleep(1); /* > 25us */
43 ATA_RESET_DISABLE;
44 sleep(1); /* > 2ms */
45}
46
47/* This function is called before enabling the USB bus */
48void ata_enable(bool on)
49{
50 if(on)
51 USB_ATA_DISABLE;
52 else
53 USB_ATA_ENABLE;
54}
55
56bool ata_is_coldstart(void)
57{
58 return false;
59}
60
61void ata_device_init(void)
62{
63 /* ATA reset */
64 ATA_RESET_DISABLE; /* Set the pin to disable an active low reset */
65}
66
67#if !defined(BOOTLOADER)
68void copy_read_sectors(unsigned char* buf, int wordcount)
69{
70 __buttonlight_trigger();
71
72 /* Unaligned transfer - slow copy */
73 if ( (unsigned long)buf & 1)
74 { /* not 16-bit aligned, copy byte by byte */
75 unsigned short tmp = 0;
76 unsigned char* bufend = buf + wordcount*2;
77 do
78 {
79 tmp = ATA_DATA;
80 *buf++ = tmp & 0xff; /* I assume big endian */
81 *buf++ = tmp >> 8; /* and don't use the SWAB16 macro */
82 } while (buf < bufend); /* tail loop is faster */
83 return;
84 }
85 /* This should never happen, but worth watching for */
86 if(wordcount > (1 << 18))
87 panicf("atd-meg-fx.c: copy_read_sectors: too many sectors per read!");
88
89//#define GIGABEAT_DEBUG_ATA
90#ifdef GIGABEAT_DEBUG_ATA
91 static int line = 0;
92 static char str[256];
93 snprintf(str, sizeof(str), "ODD DMA to %08x, %d", buf, wordcount);
94 lcd_puts(10, line, str);
95 line = (line+1) % 32;
96 lcd_update();
97#endif
98 /* Reset the channel */
99 DMASKTRIG0 |= 4;
100 /* Wait for DMA controller to be ready */
101 while(DMASKTRIG0 & 0x2)
102 ;
103 while(DSTAT0 & (1 << 20))
104 ;
105 /* Source is ATA_DATA, on AHB Bus, Fixed */
106 DISRC0 = (int) 0x18000000;
107 DISRCC0 = 0x1;
108 /* Dest mapped to physical address, on AHB bus, increment */
109 DIDST0 = (int) buf;
110 if(DIDST0 < 0x30000000)
111 DIDST0 += 0x30000000;
112 DIDSTC0 = 0;
113
114 /* DACK/DREQ Sync to AHB, Whole service, No reload, 16-bit transfers */
115 DCON0 = ((1 << 30) | (1<<27) | (1<<22) | (1<<20)) | wordcount;
116
117 /* Activate the channel */
118 DMASKTRIG0 = 0x2;
119
120 invalidate_dcache_range((void *)buf, wordcount*2);
121
122 /* Start DMA */
123 DMASKTRIG0 |= 0x1;
124
125 /* Wait for transfer to complete */
126 while((DSTAT0 & 0x000fffff))
127 priority_yield();
128 /* Dump cache for the buffer */
129}
130#endif
diff --git a/firmware/target/arm/olympus/mrobe-500/ata-target.h b/firmware/target/arm/olympus/mrobe-500/ata-target.h
new file mode 100644
index 0000000000..87d8a9b535
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/ata-target.h
@@ -0,0 +1,71 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20#ifndef ATA_TARGET_H
21#define ATA_TARGET_H
22
23/* Plain C read & write loops */
24#define PREFER_C_READING
25#define PREFER_C_WRITING
26#if !defined(BOOTLOADER)
27//#define ATA_OPTIMIZED_READING
28//void copy_read_sectors(unsigned char* buf, int wordcount);
29#endif
30
31#define ATA_IOBASE 0x50000000
32#define ATA_DATA (*((volatile unsigned short*)(ATA_IOBASE+0xa0)))
33#define ATA_ERROR (*((volatile unsigned char*)(ATA_IOBASE + 0xa2)))
34#define ATA_NSECTOR (*((volatile unsigned char*)(ATA_IOBASE + 0x24)))
35#define ATA_SECTOR (*((volatile unsigned char*)(ATA_IOBASE + 0x26)))
36#define ATA_LCYL (*((volatile unsigned char*)(ATA_IOBASE + 0x28)))
37#define ATA_HCYL (*((volatile unsigned char*)(ATA_IOBASE + 0x2A)))
38#define ATA_SELECT (*((volatile unsigned char*)(ATA_IOBASE + 0x2C)))
39#define ATA_COMMAND (*((volatile unsigned char*)(ATA_IOBASE + 0x2E)))
40#define ATA_CONTROL (*((volatile unsigned char*)(ATA_IOBASE + 0x9C)))
41
42#define STATUS_BSY 0x80
43#define STATUS_RDY 0x40
44#define STATUS_DF 0x20
45#define STATUS_DRQ 0x08
46#define STATUS_ERR 0x01
47#define ERROR_ABRT 0x04
48
49#define WRITE_PATTERN1 0xa5
50#define WRITE_PATTERN2 0x5a
51#define WRITE_PATTERN3 0xaa
52#define WRITE_PATTERN4 0x55
53
54#define READ_PATTERN1 0xa5
55#define READ_PATTERN2 0x5a
56#define READ_PATTERN3 0xaa
57#define READ_PATTERN4 0x55
58
59#define READ_PATTERN1_MASK 0xff
60#define READ_PATTERN2_MASK 0xff
61#define READ_PATTERN3_MASK 0xff
62#define READ_PATTERN4_MASK 0xff
63
64#define SET_REG(reg,val) reg = (val)
65#define SET_16BITREG(reg,val) reg = (val)
66
67void ata_reset(void);
68void ata_device_init(void);
69bool ata_is_coldstart(void);
70
71#endif
diff --git a/firmware/target/arm/olympus/mrobe-500/backlight-mr500.c b/firmware/target/arm/olympus/mrobe-500/backlight-mr500.c
new file mode 100644
index 0000000000..6a335d357c
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/backlight-mr500.c
@@ -0,0 +1,50 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20#include "config.h"
21#include "cpu.h"
22#include "system.h"
23#include "backlight-target.h"
24#include "backlight.h"
25#include "lcd.h"
26#include "power.h"
27
28void __backlight_on(void)
29{
30}
31
32void __backlight_off(void)
33{
34}
35
36/* Assumes that the backlight has been initialized */
37void __backlight_set_brightness(int brightness)
38{
39 (void) brightness;
40}
41
42void __backlight_dim(bool dim_now)
43{
44 (void) dim_now;
45}
46
47bool __backlight_init(void)
48{
49 return true;
50}
diff --git a/firmware/target/arm/olympus/mrobe-500/backlight-target.h b/firmware/target/arm/olympus/mrobe-500/backlight-target.h
new file mode 100644
index 0000000000..d28cfbbdf1
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/backlight-target.h
@@ -0,0 +1,31 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20#ifndef BACKLIGHT_TARGET_H
21#define BACKLIGHT_TARGET_H
22
23bool __backlight_init(void);
24void __backlight_on(void);
25void __backlight_off(void);
26void __backlight_set_brightness(int brightness);
27
28/* true: backlight fades off - false: backlight fades on */
29void __backlight_dim(bool dim);
30
31#endif
diff --git a/firmware/target/arm/olympus/mrobe-500/button-mr500.c b/firmware/target/arm/olympus/mrobe-500/button-mr500.c
new file mode 100644
index 0000000000..9cafab5c14
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/button-mr500.c
@@ -0,0 +1,56 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20#include "config.h"
21#include "cpu.h"
22#include "system.h"
23#include "button.h"
24#include "kernel.h"
25#include "backlight.h"
26#include "adc.h"
27#include "system.h"
28#include "backlight-target.h"
29
30static int const remote_buttons[] =
31{
32 BUTTON_NONE, /* Headphones connected - remote disconnected */
33 BUTTON_RC_PLAY,
34 BUTTON_RC_DSP,
35 BUTTON_RC_REW,
36 BUTTON_RC_FF,
37 BUTTON_RC_VOL_UP,
38 BUTTON_RC_VOL_DOWN,
39 BUTTON_NONE, /* Remote control attached - no buttons pressed */
40 BUTTON_NONE, /* Nothing in the headphone socket */
41};
42
43void button_init_device(void)
44{
45 /* Power, Remote Play & Hold switch */
46}
47
48inline bool button_hold(void)
49{
50 return false;
51}
52
53int button_read_device(void)
54{
55 return 0;
56}
diff --git a/firmware/target/arm/olympus/mrobe-500/button-target.h b/firmware/target/arm/olympus/mrobe-500/button-target.h
new file mode 100644
index 0000000000..6637c5bf2b
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/button-target.h
@@ -0,0 +1,99 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20#ifndef _BUTTON_TARGET_H_
21#define _BUTTON_TARGET_H_
22
23#include <stdbool.h>
24#include "config.h"
25
26#define HAS_BUTTON_HOLD
27
28bool button_hold(void);
29void button_init_device(void);
30int button_read_device(void);
31
32/* Toshiba Gigabeat specific button codes */
33
34#define BUTTON_POWER 0x00000001
35#define BUTTON_MENU 0x00000002
36
37#define BUTTON_LEFT 0x00000004
38#define BUTTON_RIGHT 0x00000008
39#define BUTTON_UP 0x00000010
40#define BUTTON_DOWN 0x00000020
41
42#define BUTTON_VOL_UP 0x00000040
43#define BUTTON_VOL_DOWN 0x00000080
44
45#define BUTTON_SELECT 0x00000100
46#define BUTTON_A 0x00000200
47
48/* Remote control buttons */
49
50#define BUTTON_RC_VOL_UP 0x00000400
51#define BUTTON_RC_VOL_DOWN 0x00000800
52#define BUTTON_RC_FF 0x00001000
53#define BUTTON_RC_REW 0x00002000
54
55#define BUTTON_RC_PLAY 0x00004000
56#define BUTTON_RC_DSP 0x00008000
57
58/* Toshiba Gigabeat specific remote button ADC values */
59/* The remote control uses ADC 1 to emulate button pushes
60 Reading (approx) Button HP plugged in? Remote plugged in?
61 0 N/A Yes No
62 125 Play/Pause Cant tell Yes
63 241 Speaker+ Cant tell Yes
64 369 Rewind Cant tell Yes
65 492 Fast Fwd Cant tell Yes
66 616 Vol + Cant tell Yes
67 742 Vol - Cant tell Yes
68 864 None Cant tell Yes
69 1023 N/A No No
70*/
71
72/*
73 Notes:
74
75 Buttons on the remote are translated into equivalent button presses just
76 as if you were pressing them on the Gigabeat itself.
77
78 We cannot tell if the hold is asserted on the remote. The Hold function on
79 the remote is to block the output of the buttons changing.
80
81 Only one button can be sensed at a time. If another is pressed, the button
82 with the lowest reading is dominant. So, if Rewind and Vol + are pressed
83 at the same time, Rewind value is the one that is read.
84*/
85
86
87
88
89#define BUTTON_MAIN (BUTTON_POWER|BUTTON_MENU|BUTTON_LEFT|BUTTON_RIGHT\
90 |BUTTON_UP|BUTTON_DOWN|BUTTON_VOL_UP|BUTTON_VOL_DOWN\
91 |BUTTON_SELECT|BUTTON_A)
92
93#define BUTTON_REMOTE (BUTTON_RC_VOL_UP|BUTTON_RC_VOL_DOWN|BUTTON_RC_FF\
94 |BUTTON_RC_REW|BUTTON_RC_PLAY|BUTTON_RC_DSP)
95
96#define POWEROFF_BUTTON BUTTON_POWER
97#define POWEROFF_COUNT 10
98
99#endif /* _BUTTON_TARGET_H_ */
diff --git a/firmware/target/arm/olympus/mrobe-500/kernel-mr500.c b/firmware/target/arm/olympus/mrobe-500/kernel-mr500.c
new file mode 100644
index 0000000000..27bb0475e4
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/kernel-mr500.c
@@ -0,0 +1,48 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20#include "config.h"
21#include "system.h"
22#include "kernel.h"
23#include "timer.h"
24#include "thread.h"
25
26extern void (*tick_funcs[MAX_NUM_TICK_TASKS])(void);
27
28void tick_start(unsigned int interval_in_ms)
29{
30 (void)interval_in_ms;
31}
32
33void TIMER4(void)
34{
35 int i;
36
37 /* Run through the list of tick tasks */
38 for(i = 0; i < MAX_NUM_TICK_TASKS; i++)
39 {
40 if(tick_funcs[i])
41 {
42 tick_funcs[i]();
43 }
44 }
45
46 current_tick++;
47
48}
diff --git a/firmware/target/arm/olympus/mrobe-500/lcd-mr500.c b/firmware/target/arm/olympus/mrobe-500/lcd-mr500.c
new file mode 100644
index 0000000000..5e41b829e1
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/lcd-mr500.c
@@ -0,0 +1,206 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * Some of this is based on the Cowon A2 Firmware release:
13 * http://www.cowonglobal.com/download/gnu/cowon_pmp_a2_src_1.59_GPL.tar.gz
14 *
15 * All files in this archive are subject to the GNU General Public License.
16 * See the file COPYING in the source tree root for full license agreement.
17 *
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
20 *
21 ****************************************************************************/
22
23#include "config.h"
24#include "cpu.h"
25#include "string.h"
26#include "lcd.h"
27#include "kernel.h"
28#include "memory.h"
29#include "system-target.h"
30
31static volatile bool lcd_on = true;
32volatile bool lcd_poweroff = false;
33/*
34** These are imported from lcd-16bit.c
35*/
36extern unsigned fg_pattern;
37extern unsigned bg_pattern;
38
39bool lcd_enabled(void)
40{
41 return lcd_on;
42}
43
44/* LCD init - based on code from ingenient-bsp/bootloader/board/dm320/splash.c
45 * and code by Catalin Patulea from the M:Robe 500i linux port
46 */
47void lcd_init_device(void)
48{
49 unsigned int addr;
50
51 /* Clear the Frame */
52 memset16(FRAME, 0x0000, LCD_WIDTH*LCD_HEIGHT);
53
54 outw(0x00ff, IO_OSD_MODE);
55 outw(0x0002, IO_OSD_VIDWINMD);
56 outw(0x2001, IO_OSD_OSDWINMD0);
57 outw(0x0002, IO_OSD_OSDWINMD1);
58 outw(0x0000, IO_OSD_ATRMD);
59 outw(0x0000, IO_OSD_RECTCUR);
60
61 outw((480*2) / 32, IO_OSD_OSDWIN0OFST);
62 addr = ((int)FRAME-CONFIG_SDRAM_START) / 32;
63 outw(addr >> 16, IO_OSD_OSDWINADH);
64 outw(addr & 0xFFFF, IO_OSD_OSDWIN0ADL);
65
66 outw(80, IO_OSD_BASEPX);
67 outw(2, IO_OSD_BASEPY);
68
69 outw(0, IO_OSD_OSDWIN0XP);
70 outw(0, IO_OSD_OSDWIN0YP);
71 outw(480, IO_OSD_OSDWIN0XL);
72 outw(640, IO_OSD_OSDWIN0YL);
73}
74
75/* Update a fraction of the display. */
76void lcd_update_rect(int x, int y, int width, int height)
77{
78 fb_data *dst, *src;
79
80 if (!lcd_on)
81 return;
82
83 if (x + width > LCD_WIDTH)
84 width = LCD_WIDTH - x; /* Clip right */
85 if (x < 0)
86 width += x, x = 0; /* Clip left */
87 if (width <= 0)
88 return; /* nothing left to do */
89
90 if (y + height > LCD_HEIGHT)
91 height = LCD_HEIGHT - y; /* Clip bottom */
92 if (y < 0)
93 height += y, y = 0; /* Clip top */
94 if (height <= 0)
95 return; /* nothing left to do */
96
97 dst = (fb_data *)FRAME + LCD_WIDTH*y + x;
98 src = &lcd_framebuffer[y][x];
99
100 /* Copy part of the Rockbox framebuffer to the second framebuffer */
101 if (width < LCD_WIDTH)
102 {
103 int y;
104 /* Not full width - do line-by-line */
105 for(y=0;y<height;y++)
106 {
107 memcpy(dst, src, width*sizeof(fb_data));
108 dst+=LCD_WIDTH;
109 src+=LCD_WIDTH;
110 }
111 }
112 else
113 {
114 /* Full width - copy as one line */
115 memcpy(dst, src, LCD_WIDTH*height*sizeof(fb_data));
116 }
117}
118
119void lcd_enable(bool state)
120{
121 (void)state;
122}
123
124/* Update the display.
125 This must be called after all other LCD functions that change the display. */
126void lcd_update(void)
127{
128 if (!lcd_on)
129 return;
130
131 memcpy((fb_data *)FRAME, &lcd_framebuffer[0][0],
132 LCD_WIDTH*LCD_HEIGHT*sizeof(fb_data));
133}
134
135/* Line write helper function for lcd_yuv_blit. Write two lines of yuv420. */
136extern void lcd_write_yuv420_lines(fb_data *dst,
137 unsigned char chroma_buf[LCD_HEIGHT/2*3],
138 unsigned char const * const src[3],
139 int width,
140 int stride);
141/* Performance function to blit a YUV bitmap directly to the LCD */
142/* For the Gigabeat - show it rotated */
143/* So the LCD_WIDTH is now the height */
144void lcd_yuv_blit(unsigned char * const src[3],
145 int src_x, int src_y, int stride,
146 int x, int y, int width, int height)
147{
148 /* Caches for chroma data so it only need be recaculated every other
149 line */
150 unsigned char chroma_buf[LCD_HEIGHT/2*3]; /* 480 bytes */
151 unsigned char const * yuv_src[3];
152 off_t z;
153
154 if (!lcd_on)
155 return;
156
157 /* Sorry, but width and height must be >= 2 or else */
158 width &= ~1;
159 height >>= 1;
160
161 fb_data *dst = (fb_data*)FRAME + x * LCD_WIDTH + (LCD_WIDTH - y) - 1;
162
163 z = stride*src_y;
164 yuv_src[0] = src[0] + z + src_x;
165 yuv_src[1] = src[1] + (z >> 2) + (src_x >> 1);
166 yuv_src[2] = src[2] + (yuv_src[1] - src[1]);
167
168 do
169 {
170 lcd_write_yuv420_lines(dst, chroma_buf, yuv_src, width,
171 stride);
172 yuv_src[0] += stride << 1; /* Skip down two luma lines */
173 yuv_src[1] += stride >> 1; /* Skip down one chroma line */
174 yuv_src[2] += stride >> 1;
175 dst -= 2;
176 }
177 while (--height > 0);
178}
179
180void lcd_set_contrast(int val) {
181 (void) val;
182 // TODO:
183}
184
185void lcd_set_invert_display(bool yesno) {
186 (void) yesno;
187 // TODO:
188}
189
190void lcd_blit(const fb_data* data, int bx, int y, int bwidth,
191 int height, int stride)
192{
193 (void) data;
194 (void) bx;
195 (void) y;
196 (void) bwidth;
197 (void) height;
198 (void) stride;
199 //TODO:
200}
201
202void lcd_set_flip(bool yesno) {
203 (void) yesno;
204 // TODO:
205}
206
diff --git a/firmware/target/arm/olympus/mrobe-500/lcd-target.h b/firmware/target/arm/olympus/mrobe-500/lcd-target.h
new file mode 100644
index 0000000000..bac1bef237
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/lcd-target.h
@@ -0,0 +1,21 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20extern void lcd_enable(bool state);
21
diff --git a/firmware/target/arm/olympus/mrobe-500/power-mr500.c b/firmware/target/arm/olympus/mrobe-500/power-mr500.c
new file mode 100644
index 0000000000..28fe6a297a
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/power-mr500.c
@@ -0,0 +1,93 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20#include "config.h"
21#include "cpu.h"
22#include <stdbool.h>
23#include "kernel.h"
24#include "system.h"
25#include "power.h"
26#include "pcf50606.h"
27#include "backlight.h"
28#include "backlight-target.h"
29
30#ifndef SIMULATOR
31
32void power_init(void)
33{
34 /* Initialize IDE power pin */
35 ide_power_enable(true);
36 /* Charger detect */
37}
38
39bool charger_inserted(void)
40{
41 return false;
42}
43
44/* Returns true if the unit is charging the batteries. */
45bool charging_state(void) {
46 return false;
47}
48
49void ide_power_enable(bool on)
50{
51 if (on)
52 return;
53 else
54 return;
55}
56
57bool ide_powered(void)
58{
59 return true;
60}
61
62void power_off(void)
63{
64 /* turn off backlight and wait for 1 second */
65 __backlight_off();
66 sleep(HZ);
67 /* set SLEEP bit to on in CLKCON to turn off */
68// CLKCON |=(1<<3);
69}
70
71#else /* SIMULATOR */
72
73bool charger_inserted(void)
74{
75 return false;
76}
77
78void charger_enable(bool on)
79{
80 (void)on;
81}
82
83void power_off(void)
84{
85}
86
87void ide_power_enable(bool on)
88{
89 (void)on;
90}
91
92#endif /* SIMULATOR */
93
diff --git a/firmware/target/arm/olympus/mrobe-500/system-mr500.c b/firmware/target/arm/olympus/mrobe-500/system-mr500.c
new file mode 100644
index 0000000000..c93c9f6260
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/system-mr500.c
@@ -0,0 +1,181 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20#include "kernel.h"
21#include "system.h"
22#include "panic.h"
23
24#define default_interrupt(name) \
25 extern __attribute__((weak,alias("UIRQ"))) void name (void)
26
27default_interrupt(TIMER0);
28default_interrupt(TIMER1);
29default_interrupt(TIMER2);
30default_interrupt(TIMER3);
31default_interrupt(CCD_VD0);
32default_interrupt(CCD_VD1);
33default_interrupt(CCD_WEN);
34default_interrupt(VENC);
35default_interrupt(SERIAL0);
36default_interrupt(SERIAL1);
37default_interrupt(EXT_HOST);
38default_interrupt(DSPHINT);
39default_interrupt(UART0);
40default_interrupt(UART1);
41default_interrupt(USB_DMA);
42default_interrupt(USB_CORE);
43default_interrupt(VLYNQ);
44default_interrupt(MTC0);
45default_interrupt(MTC1);
46default_interrupt(SD_MMC);
47default_interrupt(SDIO_MS);
48default_interrupt(GIO0);
49default_interrupt(GIO1);
50default_interrupt(GIO2);
51default_interrupt(GIO3);
52default_interrupt(GIO4);
53default_interrupt(GIO5);
54default_interrupt(GIO6);
55default_interrupt(GIO7);
56default_interrupt(GIO8);
57default_interrupt(GIO9);
58default_interrupt(GIO10);
59default_interrupt(GIO11);
60default_interrupt(GIO12);
61default_interrupt(GIO13);
62default_interrupt(GIO14);
63default_interrupt(GIO15);
64default_interrupt(PREVIEW0);
65default_interrupt(PREVIEW1);
66default_interrupt(WATCHDOG);
67default_interrupt(I2C);
68default_interrupt(CLKC);
69default_interrupt(ICE);
70default_interrupt(ARMCOM_RX);
71default_interrupt(ARMCOM_TX);
72default_interrupt(RESERVED);
73
74static void (* const irqvector[])(void) =
75{
76 TIMER0,TIMER1,TIMER2,TIMER3,CCD_VD0,CCD_VD1,
77 CCD_WEN,VENC,SERIAL0,SERIAL1,EXT_HOST,DSPHINT,
78 UART0,UART1,USB_DMA,USB_CORE,VLYNQ,MTC0,MTC1,
79 SD_MMC,SDIO_MS,GIO0,GIO1,GIO2,GIO3,GIO4,GIO5,
80 GIO6,GIO7,GIO8,GIO9,GIO10,GIO11,GIO12,GIO13,
81 GIO14,GIO15,PREVIEW0,PREVIEW1,WATCHDOG,I2C,CLKC,
82 ICE,ARMCOM_RX,ARMCOM_TX,RESERVED
83};
84
85static const char * const irqname[] =
86{
87 "TIMER0","TIMER1","TIMER2","TIMER3","CCD_VD0","CCD_VD1",
88 "CCD_WEN","VENC","SERIAL0","SERIAL1","EXT_HOST","DSPHINT",
89 "UART0","UART1","USB_DMA","USB_CORE","VLYNQ","MTC0","MTC1",
90 "SD_MMC","SDIO_MS","GIO0","GIO1","GIO2","GIO3","GIO4","GIO5",
91 "GIO6","GIO7","GIO8","GIO9","GIO10","GIO11","GIO12","GIO13",
92 "GIO14","GIO15","PREVIEW0","PREVIEW1","WATCHDOG","I2C","CLKC",
93 "ICE","ARMCOM_RX","ARMCOM_TX","RESERVED"
94};
95
96static void UIRQ(void)
97{
98 unsigned int offset = inw(IO_INTC_IRQENTRY0);
99 panicf("Unhandled IRQ %02X: %s", offset, irqname[offset]);
100}
101
102void irq_handler(void) __attribute__((interrupt ("IRQ"), naked));
103void irq_handler(void)
104{
105 /*
106 * Based on: linux/arch/arm/kernel/entry-armv.S and system-meg-fx.c
107 */
108
109 asm volatile (
110 "sub lr, lr, #4 \r\n"
111 "stmfd sp!, {r0-r3, ip, lr} \r\n"
112 "mov r0, #0x00030000 \r\n"
113 "ldr r0, [r0, #0x518] \r\n"
114 "ldr r1, =irqvector \r\n"
115 "ldr r1, [r1, r0, lsl #2] \r\n"
116 "mov lr, pc \r\n"
117 "bx r1 \r\n"
118 "ldmfd sp!, {r0-r3, ip, pc}^ \r\n"
119 );
120}
121
122void system_reboot(void)
123{
124
125}
126
127void system_init(void)
128{
129 /* taken from linux/arch/arm/mach-itdm320-20/irq.c */
130
131 /* Clearing all FIQs and IRQs. */
132 outw(0xFFFF, IO_INTC_IRQ0);
133 outw(0xFFFF, IO_INTC_IRQ1);
134 outw(0xFFFF, IO_INTC_IRQ2);
135
136 outw(0xFFFF, IO_INTC_FIQ0);
137 outw(0xFFFF, IO_INTC_FIQ1);
138 outw(0xFFFF, IO_INTC_FIQ2);
139
140 /* Masking all Interrupts. */
141 outw(0, IO_INTC_EINT0);
142 outw(0, IO_INTC_EINT1);
143 outw(0, IO_INTC_EINT2);
144
145 /* Setting INTC to all IRQs. */
146 outw(0, IO_INTC_FISEL0);
147 outw(0, IO_INTC_FISEL1);
148 outw(0, IO_INTC_FISEL2);
149}
150
151int system_memory_guard(int newmode)
152{
153 (void)newmode;
154 return 0;
155}
156
157#ifdef HAVE_ADJUSTABLE_CPU_FREQ
158
159void set_cpu_frequency(long frequency)
160{
161 if (frequency == CPUFREQ_MAX)
162 {
163 asm volatile("mov r0, #0\n"
164 "mrc p15, 0, r0, c1, c0, 0\n"
165 "orr r0, r0, #3<<30\n" /* set to Asynchronous mode*/
166 "mcr p15, 0, r0, c1, c0, 0" : : : "r0");
167
168 FREQ = CPUFREQ_MAX;
169 }
170 else
171 {
172 asm volatile("mov r0, #0\n"
173 "mrc p15, 0, r0, c1, c0, 0\n"
174 "bic r0, r0, #3<<30\n" /* set to FastBus mode*/
175 "mcr p15, 0, r0, c1, c0, 0" : : : "r0");
176
177 FREQ = CPUFREQ_NORMAL;
178 }
179}
180
181#endif
diff --git a/firmware/target/arm/olympus/mrobe-500/timer-mr500.c b/firmware/target/arm/olympus/mrobe-500/timer-mr500.c
new file mode 100644
index 0000000000..cd3cec5663
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/timer-mr500.c
@@ -0,0 +1,108 @@
1/***************************************************************************
2* __________ __ ___.
3* Open \______ \ ____ ____ | | _\_ |__ _______ ___
4* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7* \/ \/ \/ \/ \/
8* $Id: $
9*
10* Copyright (C) 2007 by Karl Kurbjun
11*
12* All files in this archive are subject to the GNU General Public License.
13* See the file COPYING in the source tree root for full license agreement.
14*
15* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16* KIND, either express or implied.
17*
18****************************************************************************/
19
20#include "config.h"
21#include "cpu.h"
22#include "system.h"
23#include "timer.h"
24#include "logf.h"
25
26/* GPB0/TOUT0 should already have been configured as output so that pin
27 should not be a functional pin and TIMER0 output unseen there */
28void TIMER0(void)
29{
30 if (pfn_timer != NULL)
31 pfn_timer();
32}
33
34static void stop_timer(void)
35{
36}
37
38bool __timer_set(long cycles, bool start)
39{
40 /* taken from linux/arch/arm/mach-itdm320-20/time.c and timer-meg-fx.c */
41
42 /* Turn off all timers */
43/* outw(CONFIG_TIMER0_TMMD_STOP, IO_TIMER0_TMMD);
44 outw(CONFIG_TIMER1_TMMD_STOP, IO_TIMER1_TMMD);
45 outw(CONFIG_TIMER2_TMMD_STOP, IO_TIMER2_TMMD);
46 outw(CONFIG_TIMER3_TMMD_STOP, IO_TIMER3_TMMD);
47 */
48 /* Turn Timer0 to Free Run mode */
49// outw(CONFIG_TIMER0_TMMD_FREE_RUN, IO_TIMER0_TMMD);
50
51 bool retval = false;
52
53 /* Find the minimum factor that puts the counter in range 1-65535 */
54 unsigned int prescaler = (cycles + 65534) / 65535;
55
56 /* Test this by writing 1's to registers to see how many bits we have */
57 /* Maximum divider setting is x / 1024 / 65536 = x / 67108864 */
58 {
59 int oldlevel;
60 unsigned int divider;
61
62 if (start && pfn_unregister != NULL)
63 {
64 pfn_unregister();
65 pfn_unregister = NULL;
66 }
67
68 oldlevel = set_irq_level(HIGHEST_IRQ_LEVEL);
69
70 /* Max prescale is 1023+1 */
71 for (divider = 0; prescaler > 1024; prescaler >>= 1, divider++);
72
73 /* Setup the Prescalar */
74 outw(prescaler, IO_TIMER0_TMPRSCL);
75
76 /* Setup the Divisor */
77 outw(divider, IO_TIMER0_TMDIV);
78
79 set_irq_level(oldlevel);
80
81 retval = true;
82 }
83
84 return retval;
85}
86
87bool __timer_register(void)
88{
89 bool retval = true;
90
91 int oldstatus = set_interrupt_status(IRQ_FIQ_DISABLED, IRQ_FIQ_STATUS);
92
93 stop_timer();
94
95 /* Turn Timer0 to Free Run mode */
96 outw(0x0002, IO_TIMER0_TMMD);
97
98 set_interrupt_status(oldstatus, IRQ_FIQ_STATUS);
99
100 return retval;
101}
102
103void __timer_unregister(void)
104{
105 int oldstatus = set_interrupt_status(IRQ_FIQ_DISABLED, IRQ_FIQ_STATUS);
106 stop_timer();
107 set_interrupt_status(oldstatus, IRQ_FIQ_STATUS);
108}
diff --git a/firmware/target/arm/olympus/mrobe-500/timer-target.h b/firmware/target/arm/olympus/mrobe-500/timer-target.h
new file mode 100644
index 0000000000..320b35d5d3
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/timer-target.h
@@ -0,0 +1,39 @@
1/***************************************************************************
2* __________ __ ___.
3* Open \______ \ ____ ____ | | _\_ |__ _______ ___
4* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7* \/ \/ \/ \/ \/
8* $Id: $
9*
10* Copyright (C) 2007 by Karl Kurbjun
11*
12* All files in this archive are subject to the GNU General Public License.
13* See the file COPYING in the source tree root for full license agreement.
14*
15* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16* KIND, either express or implied.
17*
18****************************************************************************/
19#ifndef TIMER_TARGET_H
20#define TIMER_TARGET_H
21
22/* timer is based on PCLK and minimum division is 2 */
23#define TIMER_FREQ (49156800/2)
24
25bool __timer_set(long cycles, bool set);
26bool __timer_register(void);
27void __timer_unregister(void);
28
29#define __TIMER_SET(cycles, set) \
30 __timer_set(cycles, set)
31
32#define __TIMER_REGISTER(reg_prio, unregister_callback, cycles, \
33 int_prio, timer_callback) \
34 __timer_register()
35
36#define __TIMER_UNREGISTER(...) \
37 __timer_unregister()
38
39#endif /* TIMER_TARGET_H */
diff --git a/firmware/target/arm/olympus/mrobe-500/usb-mr500.c b/firmware/target/arm/olympus/mrobe-500/usb-mr500.c
new file mode 100644
index 0000000000..e8d0e39c2e
--- /dev/null
+++ b/firmware/target/arm/olympus/mrobe-500/usb-mr500.c
@@ -0,0 +1,55 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id: $
9 *
10 * Copyright (C) 2007 by Karl Kurbjun
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19
20#include "config.h"
21#include "cpu.h"
22#include "system.h"
23#include "kernel.h"
24#include "ata.h"
25
26#define USB_RST_ASSERT
27#define USB_RST_DEASSERT
28
29#define USB_VPLUS_PWR_ASSERT
30#define USB_VPLUS_PWR_DEASSERT
31
32#define USB_UNIT_IS_PRESENT false
33
34/* The usb detect is one pin to the cpu active low */
35inline bool usb_detect(void)
36{
37 return USB_UNIT_IS_PRESENT;
38}
39
40void usb_init_device(void)
41{
42// ata_enable(true);
43}
44
45void usb_enable(bool on)
46{
47 if (on)
48 {
49 USB_VPLUS_PWR_ASSERT;
50 }
51 else
52 {
53 USB_VPLUS_PWR_DEASSERT;
54 }
55}
diff --git a/firmware/target/arm/system-arm.h b/firmware/target/arm/system-arm.h
index 1a9cccc711..aeb90df399 100644
--- a/firmware/target/arm/system-arm.h
+++ b/firmware/target/arm/system-arm.h
@@ -22,6 +22,15 @@
22#define nop \ 22#define nop \
23 asm volatile ("nop") 23 asm volatile ("nop")
24 24
25//#define outw(v,a) *(volatile unsigned short *)(a+PHY_IO_BASE) = (v)
26#ifndef outw
27#define outw(v,p) (*((unsigned short*)(p + PHY_IO_BASE)) = v)
28#endif
29
30#ifndef inw
31#define inw(p) (*((unsigned short*)(p + PHY_IO_BASE)))
32#endif
33
25/* This gets too complicated otherwise with all the ARM variation and would 34/* This gets too complicated otherwise with all the ARM variation and would
26 have conflicts with another system-target.h elsewhere so include a 35 have conflicts with another system-target.h elsewhere so include a
27 subheader from here. */ 36 subheader from here. */
diff --git a/firmware/target/arm/system-target.h b/firmware/target/arm/system-target.h
index 522e73123a..5cfd02840c 100644
--- a/firmware/target/arm/system-target.h
+++ b/firmware/target/arm/system-target.h
@@ -22,6 +22,7 @@
22 22
23#include "system-arm.h" 23#include "system-arm.h"
24 24
25#if (CONFIG_CPU == PP5002) || (CONFIG_CPU == PP5022) || (CONFIG_CPU == PP5024)
25/* TODO: This header is actually portalplayer specific, and should be 26/* TODO: This header is actually portalplayer specific, and should be
26 * moved into an appropriate subdir (or even split in 2). */ 27 * moved into an appropriate subdir (or even split in 2). */
27 28
@@ -90,5 +91,6 @@ static inline void flush_icache(void)
90} 91}
91 92
92#endif /* CONFIG_CPU */ 93#endif /* CONFIG_CPU */
94#endif
93 95
94#endif /* SYSTEM_TARGET_H */ 96#endif /* SYSTEM_TARGET_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-19 18:53:11 +0000