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Added Randy Wood's ROLO

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2149 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Björn Stenberg 2002-09-03 09:44:08 +00:00
parent 3d641c92a5
commit c521ed128d
7 changed files with 321 additions and 72 deletions
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170
apps/tree.c
View file

@ -42,6 +42,7 @@
#include "status.h"
#include "debug.h"
#include "ata.h"
#include "rolo.h"
#include "icons.h"
#ifdef HAVE_LCD_BITMAP
@ -57,7 +58,7 @@
char name_buffer[NAME_BUFFER_SIZE];
int name_buffer_length;
struct entry {
short attr; /* FAT attributes */
short attr; /* FAT attributes + file type flags */
char *name;
};
@ -126,8 +127,12 @@ extern unsigned char bitmap_icons_6x8[LastIcon][6];
#define RELEASE_MASK (BUTTON_STOP)
#endif /* HAVE_RECORDER_KEYPAD */
#define TREE_ATTR_M3U 0x80 /* unused by FAT attributes */
#define TREE_ATTR_MPA 0x40 /* unused by FAT attributes */
/* using attribute not used by FAT */
#define TREE_ATTR_MPA 0x40 /* mpeg audio file */
#define TREE_ATTR_M3U 0x80 /* playlist */
#define TREE_ATTR_WPS 0x100 /* wps config file */
#define TREE_ATTR_MOD 0x200 /* firmware file */
#define TREE_ATTR_MASK 0xffd0 /* which bits tree.c uses (above + DIR) */
static int build_playlist(int start_index)
{
@ -232,9 +237,16 @@ static int showdir(char *path, int start)
(!strcasecmp(&entry->d_name[len-4], ".mp2")) ||
(!strcasecmp(&entry->d_name[len-4], ".mpa")))
dptr->attr |= TREE_ATTR_MPA;
else
if (!strcasecmp(&entry->d_name[len-4], ".m3u"))
dptr->attr |= TREE_ATTR_M3U;
else if (!strcasecmp(&entry->d_name[len-4], ".m3u"))
dptr->attr |= TREE_ATTR_M3U;
else if (!strcasecmp(&entry->d_name[len-4], ".wps"))
dptr->attr |= TREE_ATTR_WPS;
#ifdef HAVE_RECORDER_KEYPAD
else if (!strcasecmp(&entry->d_name[len-4], ".ajz"))
#else
else if (!strcasecmp(&entry->d_name[len-4], ".mod"))
#endif
dptr->attr |= TREE_ATTR_MOD;
}
/* filter non-mp3 or m3u files */
@ -291,17 +303,30 @@ static int showdir(char *path, int start)
len = strlen(dircache[i].name);
if ( dircache[i].attr & ATTR_DIRECTORY )
icon_type = Folder;
else if ( dircache[i].attr & TREE_ATTR_M3U )
icon_type = Playlist;
else if ( dircache[i].attr & TREE_ATTR_MPA )
icon_type = File;
else if (!strcasecmp(&dircache[i].name[len-4], ".wps"))
icon_type = Wps;
else
icon_type = 0;
switch ( dircache[i].attr & TREE_ATTR_MASK ) {
case ATTR_DIRECTORY:
icon_type = Folder;
break;
case TREE_ATTR_M3U:
icon_type = Playlist;
break;
case TREE_ATTR_MPA:
icon_type = File;
break;
case TREE_ATTR_WPS:
icon_type = Wps;
break;
case TREE_ATTR_MOD:
icon_type = Mod_Ajz;
break;
default:
icon_type = 0;
}
#ifdef HAVE_LCD_BITMAP
if (icon_type)
lcd_bitmap(bitmap_icons_6x8[icon_type],
@ -450,7 +475,6 @@ bool dirbrowse(char *root)
int lasti=-1;
int rc;
int button;
int start_index;
int tree_max_on_screen;
#ifdef LOADABLE_FONTS
int fh;
@ -543,68 +567,82 @@ bool dirbrowse(char *root)
start=0;
} else {
int seed = current_tick;
bool play = false;
int start_index=0;
lcd_stop_scroll();
if (file->attr & TREE_ATTR_M3U )
{
if ( global_settings.resume )
snprintf(global_settings.resume_file,
MAX_PATH, "%s/%s",
currdir, file->name);
play_list(currdir, file->name, 0, false, 0, seed );
start_index = 0;
}
else if (file->attr & TREE_ATTR_MPA ) {
if ( global_settings.resume )
strncpy(global_settings.resume_file,
currdir, MAX_PATH);
start_index = build_playlist(dircursor+start);
switch ( file->attr & TREE_ATTR_MASK ) {
case TREE_ATTR_M3U:
if ( global_settings.resume )
snprintf(global_settings.resume_file,
MAX_PATH, "%s/%s",
currdir, file->name);
play_list(currdir, file->name, 0, false, 0, seed );
start_index = 0;
play = true;
break;
/* it is important that we get back the index in
the (shuffled) list and stor that */
start_index = play_list(currdir, NULL,
start_index, false, 0, seed);
}
else {
/* wps config file? */
int len = strlen(file->name);
if (!strcasecmp(&file->name[len-4], ".wps")) {
case TREE_ATTR_MPA:
if ( global_settings.resume )
strncpy(global_settings.resume_file,
currdir, MAX_PATH);
start_index = build_playlist(dircursor+start);
/* it is important that we get back the index in
the (shuffled) list and stor that */
start_index = play_list(currdir, NULL,
start_index, false,
0, seed);
play = true;
break;
/* wps config file */
case TREE_ATTR_WPS:
snprintf(buf, sizeof buf, "%s/%s",
currdir, file->name);
wps_load_custom(buf);
restore = true;
break;
}
else
#ifndef SIMULATOR
/* firmware file */
case TREE_ATTR_MOD:
snprintf(buf, sizeof buf, "%s/%s",
currdir, file->name);
rolo_load(buf);
break;
}
if ( global_settings.resume ) {
/* the resume_index must always be the index in the
shuffled list in case shuffle is enabled */
global_settings.resume_index = start_index;
global_settings.resume_offset = 0;
global_settings.resume_seed = seed;
settings_save();
#endif
}
status_set_playmode(STATUS_PLAY);
status_draw();
lcd_stop_scroll();
rc = wps_show();
if(rc == SYS_USB_CONNECTED)
{
/* Force a re-read of the root directory */
strcpy(currdir, "/");
lastdir[0] = 0;
dirlevel = 0;
dircursor = 0;
start = 0;
global_settings.resume_index = -1;
}
if ( play ) {
if ( global_settings.resume ) {
/* the resume_index must always be the index in the
shuffled list in case shuffle is enabled */
global_settings.resume_index = start_index;
global_settings.resume_offset = 0;
global_settings.resume_seed = seed;
settings_save();
}
status_set_playmode(STATUS_PLAY);
status_draw();
lcd_stop_scroll();
rc = wps_show();
if(rc == SYS_USB_CONNECTED)
{
/* Force a re-read of the root directory */
strcpy(currdir, "/");
lastdir[0] = 0;
dirlevel = 0;
dircursor = 0;
start = 0;
global_settings.resume_index = -1;
}
#ifdef LOADABLE_FONTS
tree_max_on_screen = (LCD_HEIGHT - MARGIN_Y) / fh;
tree_max_on_screen = (LCD_HEIGHT - MARGIN_Y) / fh;
#else
tree_max_on_screen = TREE_MAX_ON_SCREEN;
tree_max_on_screen = TREE_MAX_ON_SCREEN;
#endif
}
}
restore = true;
break;

12
firmware/app.lds
View file

@ -39,7 +39,9 @@ SECTIONS
_stackbegin = .;
/* We put the copy of the .iram section here to save space */
_iramcopy = .;
. = 0x2000;
. += 0x2000;
_topramcopy = .;
. += 0x300;
_stackend = .;
} > DRAM
@ -56,11 +58,17 @@ SECTIONS
_mp3buf = .;
} > DRAM
.mp3end 0x09200000 :
.mp3end 0x09200000 - 0x300:
{
_mp3end = .;
} > DRAM
.topram : AT ( _topramcopy ) {
_topramstart = .;
*(.topcode)
_topramend = .;
} > DRAM
.iram 0xf000000 : AT ( _iramcopy )
{
_iramstart = .;

20
firmware/crt0.S
View file

@ -112,6 +112,20 @@ copy_l:
bf copy_l
nop
/* copy the .topram section */
mov.l topramcopy_k,r0
mov.l topram_k,r1
mov.l topramend_k,r2
copy_l2:
mov.l @r0,r3
mov.l r3,@r1
add #4,r0
add #4,r1
cmp/ge r2,r1
bf copy_l2
nop
/* Munge the main thread stack */
mov.l stack_k,r2
mov.l deadbeef_k,r0
@ -150,6 +164,12 @@ iram_k:
.long _iramstart
iramend_k:
.long _iramend
topramcopy_k:
.long _topramcopy
topram_k:
.long _topramstart
topramend_k:
.long _topramend
main_k:
.long _main
vbr_k:

12
firmware/gdb.lds
View file

@ -39,7 +39,9 @@ SECTIONS
_stackbegin = .;
/* We put the copy of the .iram section here to save space */
_iramcopy = .;
. = 0x2000;
. += 0x2000;
_topramcopy = .;
. += 0x300;
_stackend = .;
} > DRAM
@ -63,11 +65,17 @@ SECTIONS
_mp3buf = .;
} > DRAM
.mp3end 0x09200000 :
.mp3end 0x09200000 - 0x300:
{
_mp3end = .;
} > DRAM
.topram : AT ( _topramcopy ) {
_topramstart = .;
*(.topcode)
_topramend = .;
} > DRAM
.iram 0xf000000 : AT ( _iramcopy )
{
_iramstart = .;

12
firmware/player.lds
View file

@ -39,7 +39,9 @@ SECTIONS
_stackbegin = .;
/* We put the copy of the .iram section here to save space */
_iramcopy = .;
. = 0x2000;
. += 0x2000;
_topramcopy = .;
. += 0x300;
_stackend = .;
} > DRAM
@ -56,11 +58,17 @@ SECTIONS
_mp3buf = .;
} > DRAM
.mp3end 0x09200000 :
.mp3end 0x09200000 - 0x300:
{
_mp3end = .;
} > DRAM
.topram : AT ( _topramcopy ) {
_topramstart = .;
*(.topcode)
_topramend = .;
} > DRAM
.iram 0xf000000 : AT ( _iramcopy )
{
_iramstart = .;

143
firmware/rolo.c Normal file
View file

@ -0,0 +1,143 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Randy D. Wood
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "lcd.h"
#include "kernel.h"
#include "sprintf.h"
#include "button.h"
#include "file.h"
#include "mpeg.h"
#include "system.h"
#include "i2c.h"
#include "string.h"
#define IRQ0_EDGE_TRIGGER 0x80
static void rolo_error(char *text)
{
lcd_clear_display();
lcd_puts(0, 0, "ROLO error:");
lcd_puts_scroll(0, 1, text);
lcd_update();
button_get(true);
lcd_stop_scroll();
}
/***************************************************************************
*
* Name: rolo_load_app(char *filename,int scrambled)
* Filename must be a fully defined filename including the path and extension
*
***************************************************************************/
int rolo_load(char* filename) __attribute__ ((section (".topcode")));
int rolo_load(char* filename)
{
int fd,slen;
unsigned long length,file_length,i;
extern unsigned char mp3buf[],mp3end;
unsigned short checksum,file_checksum;
unsigned char* ramstart = (void*)0x09000000;
void (*start_func)(void) = (void*)ramstart + 0x200;
lcd_clear_display();
lcd_puts(0, 0, "ROLO...");
lcd_puts(0, 1, "Loading");
lcd_update();
mpeg_stop();
fd = open(filename, O_RDONLY);
if(-1 == fd) {
rolo_error("File not found");
return -1;
}
/* Read file length from header and compare to real file length */
length=lseek(fd,0,SEEK_END)-6;
lseek(fd, 0, SEEK_SET);
if(read(fd, &file_length, 4) != 4) {
rolo_error("Error Reading File Length");
return -1;
}
if (length != file_length) {
rolo_error("File length mismatch");
return -1;
}
/* Read and save checksum */
lseek(fd, 4, SEEK_SET);
if (read(fd, &file_checksum, 2) != 2) {
rolo_error("Error Reading checksum");
return -1;
}
lseek(fd, 6, SEEK_SET);
/* verify that file can be read and descrambled */
if ((&mp3buf[0] + (2*length)+4) >= &mp3end) {
rolo_error("Not enough room to load file");
return -1;
}
if (read(fd, &mp3buf[length], length) != (int)length) {
rolo_error("Error Reading File");
return -1;
}
lcd_puts(0, 1, "Descrambling");
lcd_update();
/* descramble */
slen = length/4;
for (i = 0; i < length; i++) {
unsigned long addr = ((i % slen) << 2) + i/slen;
unsigned char data = mp3buf[i+length];
data = ~((data >> 1) | ((data << 7) & 0x80)); /* poor man's ROR */
mp3buf[addr] = data;
}
/* Compute checksum and verify against checksum from file header */
checksum=0;
for (i=0; i<length; i++)
checksum += mp3buf[i];
if (checksum != file_checksum) {
rolo_error("Checksum Error");
return -1;
}
lcd_puts(0, 1, "Executing ");
lcd_update();
/* Disable interrupts */
asm("mov #15<<4,r6\n"
"ldc r6,sr");
/* Calling these 2 initialization routines was necessary to get the
the origional Archos version of the firmware to load and execute. */
system_init(); /* Initialize system for restart */
i2c_init(); /* Init i2c bus - it seems like a good idea */
ICR = IRQ0_EDGE_TRIGGER; /* Make IRQ0 edge triggered */
/* move firmware to start of ram */
for ( i=0; i < length/4+1; i++ )
((unsigned int*)ramstart)[i] = ((unsigned int*)mp3buf)[i];
start_func(); /* start new firmware */
return 0; /* this is never reached */
}

24
firmware/rolo.h Normal file
View file

@ -0,0 +1,24 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Randy D. Wood
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef __ROLO_H__
#define __ROLO_H__
void rolo_load(char* file);
#endif