Nintendo Switch Brew

Switch 2: MB1-BCT: Revision history

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21 May 2026

  • curprev 09:1709:17, 21 May 2026 Ootulp talk contribs 692 bytes +692 Created page with "MB1-BCT is loaded by the bootrom (?) to 0x40040000, to be consumed by MB1. Unlike other boot payloads, the MB1-BCT is not updated with firmware update. MB1-BCT likely contains vendor-specific EMC configuration data to initialize LPDDR, so that the rest of the OS can be loaded. = Payload = This format is Nintendo-custom, and does not match the MB1-BCT format for Orin (t234). {| class="wikitable" border="1" |- ! Offset ! Size ! Description |- | 0x0 | 2 | Magic (A..."
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