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iAudio X5 bootloader, plus some cleanup

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9180 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Linus Nielsen Feltzing 2006-03-22 11:45:33 +00:00
parent 8f186803a5
commit ce6527b7d2
1 changed files with 101 additions and 28 deletions
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129
bootloader/main.c
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@ -37,6 +37,10 @@
#include "file.h"
#include "uda1380.h"
#include "pcf50606.h"
#include <stdarg.h>
#define DRAM_START 0x31000000
int line = 0;
@ -48,6 +52,25 @@ int usb_screen(void)
char version[] = APPSVERSION;
char printfbuf[256];
void printf(const char *format, ...)
{
int len;
unsigned char *ptr;
va_list ap;
va_start(ap, format);
ptr = printfbuf;
len = vsnprintf(ptr, sizeof(printfbuf), format, ap);
va_end(ap);
lcd_puts(0, line++, ptr);
lcd_update();
if(line >= 16)
line = 0;
}
void start_iriver_fw(void)
{
asm(" move.w #0x2700,%sr");
@ -70,7 +93,6 @@ int load_firmware(void)
unsigned long sum;
int i;
unsigned char *buf = (unsigned char *)DRAM_START;
char str[80];
fd = open("/.rockbox/" BOOTFILE, O_RDONLY);
if(fd < 0)
@ -82,8 +104,7 @@ int load_firmware(void)
len = filesize(fd) - 8;
snprintf(str, 80, "Length: %x", len);
lcd_puts(0, line++, str);
printf("Length: %x", len);
lcd_update();
lseek(fd, FIRMWARE_OFFSET_FILE_CRC, SEEK_SET);
@ -92,8 +113,7 @@ int load_firmware(void)
if(rc < 4)
return -2;
snprintf(str, 80, "Checksum: %x", chksum);
lcd_puts(0, line++, str);
printf("Checksum: %x", chksum);
lcd_update();
rc = read(fd, model, 4);
@ -102,8 +122,7 @@ int load_firmware(void)
model[4] = 0;
snprintf(str, 80, "Model name: %s", model);
lcd_puts(0, line++, str);
printf("Model name: %s", model);
lcd_update();
lseek(fd, FIRMWARE_OFFSET_FILE_DATA, SEEK_SET);
@ -120,8 +139,7 @@ int load_firmware(void)
sum += buf[i];
}
snprintf(str, 80, "Sum: %x", sum);
lcd_puts(0, line++, str);
printf("Sum: %x", sum);
lcd_update();
if(sum != chksum)
@ -148,12 +166,71 @@ void main(void)
{
int i;
int rc;
char buf[256];
bool rc_on_button = false;
bool on_button = false;
int data;
int adc_battery, battery_voltage, batt_int, batt_frac;
#ifdef IAUDIO_X5
(void)rc_on_button;
(void)on_button;
(void)data;
power_init();
system_init();
kernel_init();
set_cpu_frequency(CPUFREQ_NORMAL);
set_irq_level(0);
lcd_init();
font_init();
adc_init();
button_init();
printf("Rockbox boot loader");
printf("Version %s", version);
lcd_update();
adc_battery = adc_read(ADC_BATTERY);
battery_voltage = (adc_battery * BATTERY_SCALE_FACTOR) / 10000;
batt_int = battery_voltage / 100;
batt_frac = battery_voltage % 100;
printf("Batt: %d.%02dV", batt_int, batt_frac);
lcd_update();
rc = ata_init();
if(rc)
{
printf("ATA error: %d", rc);
sleep(HZ*5);
power_off();
}
disk_init();
rc = disk_mount_all();
if (rc<=0)
{
printf("No partition found");
sleep(HZ*5);
power_off();
}
printf("Loading firmware");
lcd_update();
i = load_firmware();
printf("Result: %d", i);
lcd_update();
if(i == 0)
start_firmware();
power_off();
#else
/* We want to read the buttons as early as possible, before the user
releases the ON button */
@ -225,9 +302,8 @@ void main(void)
lcd_setfont(FONT_SYSFIXED);
lcd_puts(0, line++, "Rockbox boot loader");
snprintf(buf, sizeof(buf), "Version %s", version);
lcd_puts(0, line++, buf);
printf("Rockbox boot loader");
printf("Version %s", version);
lcd_update();
sleep(HZ/50); /* Allow the button driver to check the buttons */
@ -235,7 +311,7 @@ void main(void)
/* Holding REC while starting runs the original firmware */
if(((button_status() & BUTTON_REC) == BUTTON_REC) ||
((button_status() & BUTTON_RC_REC) == BUTTON_RC_REC)) {
lcd_puts(0, 8, "Starting original firmware...");
printf("Starting original firmware...");
lcd_update();
start_iriver_fw();
}
@ -244,7 +320,7 @@ void main(void)
are starting with */
if(!usb_detect() && ((on_button && button_hold()) ||
(rc_on_button && remote_button_hold()))) {
lcd_puts(0, 8, "HOLD switch on, power off...");
printf("HOLD switch on, power off...");
lcd_update();
sleep(HZ*2);
@ -270,13 +346,11 @@ void main(void)
batt_int = battery_voltage / 100;
batt_frac = battery_voltage % 100;
snprintf(buf, 32, "Batt: %d.%02dV", batt_int, batt_frac);
lcd_puts(0, line++, buf);
printf("Batt: %d.%02dV", batt_int, batt_frac);
lcd_update();
if(battery_voltage <= 300) {
line++;
lcd_puts(0, line++, "WARNING! BATTERY LOW!!");
printf("WARNING! BATTERY LOW!!");
lcd_update();
sleep(HZ*2);
}
@ -284,12 +358,10 @@ void main(void)
rc = ata_init();
if(rc)
{
char str[32];
lcd_clear_display();
snprintf(str, 31, "ATA error: %d", rc);
lcd_puts(0, line++, str);
lcd_puts(0, line++, "Insert USB cable and press");
lcd_puts(0, line++, "a button");
printf("ATA error: %d", rc);
printf("Insert USB cable and press");
printf("a button");
lcd_update();
while(!(button_get(true) & BUTTON_REL));
}
@ -336,21 +408,22 @@ void main(void)
if (rc<=0)
{
lcd_clear_display();
lcd_puts(0, 0, "No partition found");
printf("No partition found");
lcd_update();
while(button_get(true) != SYS_USB_CONNECTED) {};
}
lcd_puts(0, line++, "Loading firmware");
printf("Loading firmware");
lcd_update();
i = load_firmware();
snprintf(buf, 256, "Result: %d", i);
lcd_puts(0, line++, buf);
printf("Result: %d", i);
lcd_update();
if(i == 0)
start_firmware();
start_iriver_fw();
#endif /* IAUDIO_X5 */
}
/* These functions are present in the firmware library, but we reimplement