transition.c File Reference

#include <arch/cache.h>
#include <arch/lib_helpers.h>
#include <arch/mmu.h>
#include <arch/transition.h>
#include <assert.h>

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Functions
void __weak	exc_dispatch (struct exc_state *exc_state, uint64_t id)
void	exc_entry (struct exc_state *exc_state, uint64_t id)
void	transition_to_el2 (void *entry, void *arg, uint64_t spsr)

Function Documentation

exc_dispatch()

void __weak exc_dispatch	(	struct exc_state *	exc_state,
		uint64_t	id
	)

Definition at line 9 of file transition.c.

Referenced by exc_entry().

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exc_entry()

void exc_entry	(	struct exc_state *	exc_state,
		uint64_t	id
	)

Definition at line 14 of file transition.c.

References elx_state::elr, exc_state::elx, exc_dispatch(), get_mode_from_spsr(), exc_state::regs, regs::sp, elx_state::spsr, and SPSR_USE_H.

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transition_to_el2()

void transition_to_el2	(	void *	entry,
		void *	arg,
		uint64_t	spsr
	)

Definition at line 33 of file transition.c.

References arg, assert, CPTR_EL3_TCPAC_DISABLE, CPTR_EL3_TFP_DISABLE, CPTR_EL3_TTA_DISABLE, EL2, elx_state::elr, exc_state::elx, get_el_from_spsr(), mmu_disable(), exc_state::regs, SCR_API, SCR_APK, SCR_FIEN, SCR_HCE, SCR_NS, SCR_RES1, SCR_RW, SCR_SMD, SCR_ST, SCTLR_RES1, elx_state::sp_elx, elx_state::spsr, SPSR_ERET_32, trans_switch(), and regs::x.

Referenced by run_payload().

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