#pragma once #include void OpenMailbox(void); void CloseMailbox(void); void SendMailbox(void *buffer); uint32_t Mailbox(uint32_t messageId, uint32_t payload0); uint32_t MailboxRet2(uint32_t messageId, uint32_t payload0); uint32_t Mailbox(uint32_t messageId, uint32_t payload0, uint32_t payload1, uint32_t payload2);