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S5L87xx bootloader: Add option for viewing SysCfg in the development bootloader

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No changes in regular bootloader binary. Tested the development bootloader on ipod6g.

Change-Id: I7a4127bf315addcc5ee4dd8b17dd6b180eb9af76
This commit is contained in:
Vencislav Atanasov 2024-12-17 23:47:23 +02:00 • committed by Solomon Peachy
parent a032611e3e
commit f179fc1079
1 changed files with 81 additions and 0 deletions
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81
bootloader/ipod-s5l87xx.c
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@ -478,6 +478,82 @@ static void run_of(void)
kernel_launch_onb();
}
static void print_syscfg(void)
{
lcd_clear_display();
lcd_set_foreground(LCD_WHITE);
line = 0;
struct SysCfg syscfg;
const ssize_t result = syscfg_read(&syscfg);
if (result == -1) {
printf("SCfg magic not found. NOR flash is corrupted.");
goto end;
}
printf("Total size: %lu bytes, %lu entries", syscfg.header.size, syscfg.header.num_entries);
if (result > 0) {
printf("Wrong size: expected %ld, got %lu", result, syscfg.header.size);
}
if (syscfg.header.num_entries > SYSCFG_MAX_ENTRIES) {
printf("Too many entries, showing only first %u", SYSCFG_MAX_ENTRIES);
}
const size_t syscfg_num_entries = MIN(syscfg.header.num_entries, SYSCFG_MAX_ENTRIES);
for (size_t i = 0; i < syscfg_num_entries; i++) {
const struct SysCfgEntry* entry = &syscfg.entries[i];
const char* tag = (char *)&entry->tag;
const uint32_t* data32 = (uint32_t *)entry->data;
switch (entry->tag) {
case SYSCFG_TAG_SRNM:
printf("Serial number (SrNm): %s", entry->data);
break;
case SYSCFG_TAG_FWID:
printf("Firmware ID (FwId): %07lX", data32[1] & 0x0FFFFFFF);
break;
case SYSCFG_TAG_HWID:
printf("Hardware ID (HwId): %08lX", data32[0]);
break;
case SYSCFG_TAG_HWVR:
printf("Hardware version (HwVr): %06lX", data32[1]);
break;
case SYSCFG_TAG_CODC:
printf("Codec (Codc): %s", entry->data);
break;
case SYSCFG_TAG_SWVR:
printf("Software version (SwVr): %s", entry->data);
break;
case SYSCFG_TAG_MLBN:
printf("Logic board serial number (MLBN): %s", entry->data);
break;
case SYSCFG_TAG_MODN:
printf("Model number (Mod#): %s", entry->data);
break;
case SYSCFG_TAG_REGN:
printf("Sales region (Regn): %08lX %08lX", data32[0], data32[1]);
break;
default:
printf("%c%c%c%c: %08lX %08lX %08lX %08lX",
tag[3], tag[2], tag[1], tag[0],
data32[0], data32[1], data32[2], data32[3]
);
break;
}
}
end:
line++;
lcd_set_foreground(LCD_RBYELLOW);
printf("Press SELECT to continue");
while (button_status() != BUTTON_SELECT)
sleep(HZ/100);
}
static void devel_menu(void)
{
while (1)
@ -486,6 +562,7 @@ static void devel_menu(void)
lcd_set_foreground(LCD_RBYELLOW);
line = 0;
printf("Select action:");
printf(" <MENU> Show SysCfg");
printf(" <LEFT> LCD sleep/awake test");
printf(" <SELECT> PMU info");
printf(" <RIGHT> GPIO info");
@ -498,6 +575,10 @@ static void devel_menu(void)
{
switch (button_status())
{
case BUTTON_MENU:
print_syscfg();
done = true;
break;
case BUTTON_LEFT:
sleep_test();
done = true;