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iPod S5L87xx bootloader: Add code for dumping the boot flash to UART

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Change-Id: I9513cac0a9463f033456fd7ba7c3db648edf691b
This commit is contained in:
Vencislav Atanasov 2025-01-26 05:42:15 +02:00 • committed by Solomon Peachy
parent 6a626a2cae
commit c464a81e00
1 changed files with 45 additions and 0 deletions
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45
bootloader/ipod-s5l87xx.c
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@ -559,6 +559,45 @@ end:
while (button_status() != BUTTON_SELECT) while (button_status() != BUTTON_SELECT)
sleep(HZ/100); sleep(HZ/100);
} }
#ifdef HAVE_SERIAL
#define FLASH_PAGES (FLASH_SIZE >> 12)
#define FLASH_PAGE_SIZE (FLASH_SIZE >> 8)
static void dump_bootflash(void)
{
lcd_clear_display();
lcd_set_foreground(LCD_WHITE);
line = 0;
uint8_t page[FLASH_PAGE_SIZE];
printf("Total pages: %d", FLASH_PAGES);
bootflash_init(SPI_PORT);
for (int i = 0; i < FLASH_PAGES; i++) {
printf("Reading flash... %d", i + 1);
bootflash_read(SPI_PORT, i << 12, FLASH_PAGE_SIZE, page);
printf("Sending over UART... %d", i + 1);
serial_tx_raw(page, FLASH_PAGE_SIZE);
line -= 2;
}
bootflash_close(SPI_PORT);
line += 2;
printf("Done!");
piezo_seq(alive);
line++;
lcd_set_foreground(LCD_RBYELLOW);
printf("Press SELECT to continue");
while (button_status() != BUTTON_SELECT)
sleep(HZ/100);
}
#endif /* HAVE_SERIAL */
#endif /* IPOD_6G || IPOD_NANO3G */ #endif /* IPOD_6G || IPOD_NANO3G */
static void devel_menu(void) static void devel_menu(void)
@ -571,6 +610,9 @@ static void devel_menu(void)
"GPIO info", "GPIO info",
#if defined(IPOD_6G) || defined(IPOD_NANO3G) #if defined(IPOD_6G) || defined(IPOD_NANO3G)
"Show SysCfg", "Show SysCfg",
#ifdef HAVE_SERIAL
"Dump bootflash to UART",
#endif
#endif #endif
"Launch OF", "Launch OF",
//"Launch Rockbox", //"Launch Rockbox",
@ -585,6 +627,9 @@ static void devel_menu(void)
gpio_info, gpio_info,
#if defined(IPOD_6G) || defined(IPOD_NANO3G) #if defined(IPOD_6G) || defined(IPOD_NANO3G)
print_syscfg, print_syscfg,
#ifdef HAVE_SERIAL
dump_bootflash,
#endif
#endif #endif
run_of, run_of,
//run_rockbox, //run_rockbox,