arm-trusted-firmware/include/lib/extensions/sys_reg_trace.h
Elizabeth Ho 461c0a5d92 refactor(cm): move EL3 registers to global context
Currently, EL3 context registers are duplicated per-world per-cpu.
Some registers have the same value across all CPUs, so this patch
moves these registers out into a per-world context to reduce
memory usage.

Change-Id: I91294e3d5f4af21a58c23599af2bdbd2a747c54a
Signed-off-by: Elizabeth Ho <elizabeth.ho@arm.com>
Signed-off-by: Jayanth Dodderi Chidanand <jayanthdodderi.chidanand@arm.com>
2023-10-31 11:18:42 +00:00

42 lines
943 B
C

/*
* Copyright (c) 2021-2023, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef SYS_REG_TRACE_H
#define SYS_REG_TRACE_H
#include <context.h>
#if ENABLE_SYS_REG_TRACE_FOR_NS
#if __aarch64__
void sys_reg_trace_enable_per_world(per_world_context_t *per_world_ctx);
void sys_reg_trace_disable_per_world(per_world_context_t *per_world_ctx);
void sys_reg_trace_init_el2_unused(void);
#else
void sys_reg_trace_init_el3(void);
#endif /* __aarch64__ */
#else /* !ENABLE_SYS_REG_TRACE_FOR_NS */
#if __aarch64__
static inline void sys_reg_trace_enable_per_world(per_world_context_t *per_world_ctx)
{
}
static inline void sys_reg_trace_disable_per_world(per_world_context_t *per_world_ctx)
{
}
static inline void sys_reg_trace_init_el2_unused(void)
{
}
#else
static inline void sys_reg_trace_init_el3(void)
{
}
#endif /* __aarch64__ */
#endif /* ENABLE_SYS_REG_TRACE_FOR_NS */
#endif /* SYS_REG_TRACE_H */