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Sansa c200 port. Rockbox works with sound. Several features are disabled including some lcd options, FM radio, recording, and all plugins. Loading the OF from the Rockbox bootloader does not work.

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14625 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Mark Arigo 2007-09-06 03:28:58 +00:00
parent 4f3bcbbb11
commit dbc6b4e39a
27 changed files with 1159 additions and 53 deletions
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40
bootloader/main-pp.c
View file

@ -33,7 +33,7 @@
#include "disk.h"
#include "crc32-mi4.h"
#include <string.h>
#ifdef SANSA_E200
#if defined(SANSA_E200) || defined(SANSA_C200)
#include "usb.h"
#include "arcotg_udc.h"
#endif
@ -46,6 +46,9 @@
#elif CONFIG_KEYPAD == SANSA_E200_PAD
#define BOOTLOADER_BOOT_OF BUTTON_LEFT
#elif CONFIG_KEYPAD == SANSA_C200_PAD
#define BOOTLOADER_BOOT_OF BUTTON_LEFT
#endif
/* Maximum allowed firmware image size. 10MB is more than enough */
@ -58,7 +61,7 @@ unsigned char *loadbuffer = (unsigned char *)DRAM_START;
char version[] = APPSVERSION;
/* Locations and sizes in hidden partition on Sansa */
#ifdef SANSA_E200
#if defined(SANSA_E200) || defined(SANSA_C200)
#define PPMI_SECTOR_OFFSET 1024
#define PPMI_SECTORS 1
#define MI4_HEADER_SECTORS 1
@ -335,6 +338,7 @@ int load_mi4(unsigned char* buf, char* firmware, unsigned int buffer_size)
return EOK;
}
#if defined(SANSA_E200) || defined(SANSA_C200)
#ifdef SANSA_E200
struct OFDB_info {
char *version;
@ -346,6 +350,17 @@ struct OFDB_info {
{ "PP5022AF-05.51-S301-00.12-S301.00.12E-D", 39, 0x3c5c, 0x2 },
{ "PP5022AF-05.51-S301-00.12-S301.00.12A-D", 39, 0x3c08, 0xe1 },
};
#else /* SANSA_C200 */
/* TODO: need to determine these for the c200 */
struct OFDB_info {
char *version;
int version_length;
int sector;
int offset;
} OFDatabaseOffsets[] = {
{ "PP5022AF-05.51-S301-01.11-S301.01.11A-D", 39, 0x3c08, 0xe1 },
};
#endif
/* Load mi4 firmware from a hidden disk partition */
int load_mi4_part(unsigned char* buf, struct partinfo* pinfo,
@ -432,18 +447,17 @@ int load_mi4_part(unsigned char* buf, struct partinfo* pinfo,
void* main(void)
{
#ifndef SANSA_E200
char buf[256];
unsigned short* identify_info;
#endif
int i;
int btn;
int rc;
int num_partitions;
struct partinfo* pinfo;
#ifdef SANSA_E200
#if defined(SANSA_E200) || defined(SANSA_C200)
int usb_retry = 0;
bool usb = false;
#else
char buf[256];
unsigned short* identify_info;
#endif
chksum_crc32gentab ();
@ -459,7 +473,7 @@ void* main(void)
lcd_clear_display();
btn = button_read_device();
#ifdef SANSA_E200
#if defined(SANSA_E200) || defined(SANSA_C200)
usb_init();
while ((UDC_OTGSC&0x800) && usb_retry < 5 && !usb)
{
@ -481,7 +495,7 @@ void* main(void)
printf(MODEL_NAME);
i=ata_init();
#ifndef SANSA_E200
#if !defined(SANSA_E200) && !defined(SANSA_C200)
if (i==0) {
identify_info=ata_get_identify();
/* Show model */
@ -525,7 +539,7 @@ void* main(void)
*/
printf("Loading original firmware...");
#ifdef SANSA_E200
#if defined(SANSA_E200) || defined(SANSA_C200)
/* First try a (hidden) firmware partition */
printf("Trying firmware partition");
pinfo = disk_partinfo(1);
@ -576,7 +590,7 @@ void* main(void)
{
printf("dumping sector %d", i);
}
ata_read_sectors(pinfo->start + i,1 , sector);
ata_read_sectors(0, pinfo->start + i, 1, sector);
write(fd,sector,512);
}
close(fd);
@ -588,19 +602,21 @@ void* main(void)
printf("Can't load %s:", BOOTFILE);
printf(strerror(rc));
#ifdef OLD_BOOTFILE
/* Try loading rockbox from old rockbox.e200/rockbox.h10 format */
rc=load_firmware(loadbuffer, OLD_BOOTFILE, MAX_LOADSIZE);
if (rc < EOK) {
printf("Can't load %s:", OLD_BOOTFILE);
error(EBOOTFILE, rc);
}
#endif
}
}
return (void*)loadbuffer;
}
#ifndef SANSA_E200
#if !defined(SANSA_E200) && !defined(SANSA_C200)
/* These functions are present in the firmware library, but we reimplement
them here because the originals do a lot more than we want */
void usb_acknowledge(void)