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30 lines
1 KiB
C
30 lines
1 KiB
C
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#ifndef BCP_H
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#define BCP_H
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#include "rcp.h"
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/******************************************************************************
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* Additional MIPS Interface (MI) Registers
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*/
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/**
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* Accesses to this register outside of Secure Mode cause an NMI to transfer control
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* to the Secure Kernel.
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*
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* [25] ?: System software writes to this bit when launching an app or game
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* [24] SK RAM Access: Set to 1 to enable access to 0x8000 bytes at 0x1FC40000
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* [7] Secure Trap Cause: Memory card removed
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* [6] Secure Trap Cause: Power button pressed
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* [5] Secure Trap Cause: MI Error
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* [4] Secure Trap Cause: PI Error
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* [3] Secure Trap Cause: Timer expired
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* [2] Secure Trap Cause: Syscall via read of this register outside of secure mode
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* [1] Boot ROM Swap: 0 = SK mapped at 0x1FC00000, Boot ROM mapped at 0x1FC20000
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* 1 = Boot ROM mapped at 0x1FC00000, SK mapped at 0x1FC20000
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* [0] Secure Mode: 0 = not in secure mode
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* 1 = in secure mode
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*/
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#define MI_SECURE_EXCEPTION_REG (MI_BASE_REG + 0x14)
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#endif
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