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Line 3:
Line 3: − + − [[Filesystem_services|FS]] is responsible for setting up the communication with the Gamecard. During this process, firmware blobs (with a fixed size of 0x7800 bytes) are loaded into some sort of programmable logic on the Gamecard. − + + + + Line 56:
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For the format of the Gamecard image, see [[Gamecard_Format|here]].
For the format of the Gamecard image, see [[Gamecard_Format|here]].
= Firmware =
= Gamecard controller =
The Gamecard firmware is encrypted, signed and follows the format below.
The gamecard controller (a separate chip on the gamecard reader board) is responsible for communicating with the Gamecard.
[[Filesystem_services|FS]], to access the gamecard data, will communicate with the gamecard controller. At each boot, firmware blobs (with a fixed size of 0x7800 bytes) are sent by FS to the gamecard controller.
The gamecard controller firmware is encrypted, signed and follows the format below.
{| class="wikitable" border="1"
{| class="wikitable" border="1"
| 0x130
| 0x130
| 0x10
| 0x10
| Unknown string ("IDIDIDIDIDIDIDID")
| Placeholder string ("IDIDIDIDIDIDIDID")
|-
|-
| 0x140
| 0x140