qemu-e2k/include/qemu/plugin-memory.h
Richard Henderson 405c02d85d plugin: Simplify struct qemu_plugin_hwaddr
Rather than saving MemoryRegionSection and offset,
save phys_addr and MemoryRegion.  This matches up
much closer with the plugin api.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-09-16 14:57:15 +00:00

37 lines
878 B
C

/*
* Plugin Memory API
*
* Copyright (c) 2019 Linaro Ltd
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef PLUGIN_MEMORY_H
#define PLUGIN_MEMORY_H
#include "exec/cpu-defs.h"
#include "exec/hwaddr.h"
struct qemu_plugin_hwaddr {
bool is_io;
bool is_store;
hwaddr phys_addr;
MemoryRegion *mr;
};
/**
* tlb_plugin_lookup: query last TLB lookup
* @cpu: cpu environment
*
* This function can be used directly after a memory operation to
* query information about the access. It is used by the plugin
* infrastructure to expose more information about the address.
*
* It would only fail if not called from an instrumented memory access
* which would be an abuse of the API.
*/
bool tlb_plugin_lookup(CPUState *cpu, vaddr addr, int mmu_idx,
bool is_store, struct qemu_plugin_hwaddr *data);
#endif /* PLUGIN_MEMORY_H */