mirror of https://gitee.com/openkylin/qemu.git
memory: split cpu_physical_memory_* functions to its own include
All the functions that use ram_addr_t should be here. Signed-off-by: Juan Quintela <quintela@redhat.com> Reviewed-by: Orit Wasserman <owasserm@redhat.com>
This commit is contained in:
Juan Quintela
parent
981fdf2353
commit
220c3ebddb
1
cputlb.c
1
cputlb.c
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@ -26,6 +26,7 @@
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#include "exec/cputlb.h"
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#include "exec/memory-internal.h"
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#include "exec/ram_addr.h"
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//#define DEBUG_TLB
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//#define DEBUG_TLB_CHECK
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1
exec.c
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exec.c
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@ -50,6 +50,7 @@
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#include "translate-all.h"
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#include "exec/memory-internal.h"
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#include "exec/ram_addr.h"
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#include "qemu/cache-utils.h"
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#include "qemu/range.h"
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@ -20,9 +20,6 @@
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#define MEMORY_INTERNAL_H
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#ifndef CONFIG_USER_ONLY
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#include "hw/xen/xen.h"
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typedef struct AddressSpaceDispatch AddressSpaceDispatch;
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void address_space_init_dispatch(AddressSpace *as);
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@ -33,78 +30,5 @@ extern const MemoryRegionOps unassigned_mem_ops;
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bool memory_region_access_valid(MemoryRegion *mr, hwaddr addr,
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unsigned size, bool is_write);
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ram_addr_t qemu_ram_alloc_from_ptr(ram_addr_t size, void *host,
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MemoryRegion *mr);
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ram_addr_t qemu_ram_alloc(ram_addr_t size, MemoryRegion *mr);
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void *qemu_get_ram_ptr(ram_addr_t addr);
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void qemu_ram_free(ram_addr_t addr);
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void qemu_ram_free_from_ptr(ram_addr_t addr);
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static inline bool cpu_physical_memory_get_dirty(ram_addr_t start,
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ram_addr_t length,
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unsigned client)
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{
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unsigned long end, page, next;
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assert(client < DIRTY_MEMORY_NUM);
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end = TARGET_PAGE_ALIGN(start + length) >> TARGET_PAGE_BITS;
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page = start >> TARGET_PAGE_BITS;
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next = find_next_bit(ram_list.dirty_memory[client], end, page);
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return next < end;
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}
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static inline bool cpu_physical_memory_get_dirty_flag(ram_addr_t addr,
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unsigned client)
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{
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return cpu_physical_memory_get_dirty(addr, 1, client);
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}
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static inline bool cpu_physical_memory_is_clean(ram_addr_t addr)
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{
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bool vga = cpu_physical_memory_get_dirty_flag(addr, DIRTY_MEMORY_VGA);
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bool code = cpu_physical_memory_get_dirty_flag(addr, DIRTY_MEMORY_CODE);
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bool migration =
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cpu_physical_memory_get_dirty_flag(addr, DIRTY_MEMORY_MIGRATION);
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return !(vga && code && migration);
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}
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static inline void cpu_physical_memory_set_dirty_flag(ram_addr_t addr,
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unsigned client)
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{
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assert(client < DIRTY_MEMORY_NUM);
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set_bit(addr >> TARGET_PAGE_BITS, ram_list.dirty_memory[client]);
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}
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static inline void cpu_physical_memory_set_dirty_range(ram_addr_t start,
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ram_addr_t length)
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{
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unsigned long end, page;
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end = TARGET_PAGE_ALIGN(start + length) >> TARGET_PAGE_BITS;
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page = start >> TARGET_PAGE_BITS;
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bitmap_set(ram_list.dirty_memory[DIRTY_MEMORY_MIGRATION], page, end - page);
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bitmap_set(ram_list.dirty_memory[DIRTY_MEMORY_VGA], page, end - page);
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bitmap_set(ram_list.dirty_memory[DIRTY_MEMORY_CODE], page, end - page);
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xen_modified_memory(start, length);
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}
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static inline void cpu_physical_memory_clear_dirty_range(ram_addr_t start,
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ram_addr_t length,
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unsigned client)
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{
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unsigned long end, page;
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assert(client < DIRTY_MEMORY_NUM);
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end = TARGET_PAGE_ALIGN(start + length) >> TARGET_PAGE_BITS;
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page = start >> TARGET_PAGE_BITS;
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bitmap_clear(ram_list.dirty_memory[client], page, end - page);
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}
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void cpu_physical_memory_reset_dirty(ram_addr_t start, ram_addr_t length,
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unsigned client);
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#endif
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#endif
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@ -0,0 +1,98 @@
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/*
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* Declarations for cpu physical memory functions
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*
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* Copyright 2011 Red Hat, Inc. and/or its affiliates
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*
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* Authors:
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* Avi Kivity <avi@redhat.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or
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* later. See the COPYING file in the top-level directory.
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*
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*/
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/*
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* This header is for use by exec.c and memory.c ONLY. Do not include it.
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* The functions declared here will be removed soon.
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*/
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#ifndef RAM_ADDR_H
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#define RAM_ADDR_H
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#ifndef CONFIG_USER_ONLY
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#include "hw/xen/xen.h"
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ram_addr_t qemu_ram_alloc_from_ptr(ram_addr_t size, void *host,
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MemoryRegion *mr);
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ram_addr_t qemu_ram_alloc(ram_addr_t size, MemoryRegion *mr);
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void *qemu_get_ram_ptr(ram_addr_t addr);
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void qemu_ram_free(ram_addr_t addr);
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void qemu_ram_free_from_ptr(ram_addr_t addr);
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static inline bool cpu_physical_memory_get_dirty(ram_addr_t start,
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ram_addr_t length,
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unsigned client)
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{
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unsigned long end, page, next;
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assert(client < DIRTY_MEMORY_NUM);
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end = TARGET_PAGE_ALIGN(start + length) >> TARGET_PAGE_BITS;
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page = start >> TARGET_PAGE_BITS;
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next = find_next_bit(ram_list.dirty_memory[client], end, page);
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return next < end;
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}
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static inline bool cpu_physical_memory_get_dirty_flag(ram_addr_t addr,
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unsigned client)
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{
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return cpu_physical_memory_get_dirty(addr, 1, client);
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}
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static inline bool cpu_physical_memory_is_clean(ram_addr_t addr)
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{
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bool vga = cpu_physical_memory_get_dirty_flag(addr, DIRTY_MEMORY_VGA);
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bool code = cpu_physical_memory_get_dirty_flag(addr, DIRTY_MEMORY_CODE);
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bool migration =
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cpu_physical_memory_get_dirty_flag(addr, DIRTY_MEMORY_MIGRATION);
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return !(vga && code && migration);
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}
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static inline void cpu_physical_memory_set_dirty_flag(ram_addr_t addr,
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unsigned client)
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{
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assert(client < DIRTY_MEMORY_NUM);
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set_bit(addr >> TARGET_PAGE_BITS, ram_list.dirty_memory[client]);
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}
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static inline void cpu_physical_memory_set_dirty_range(ram_addr_t start,
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ram_addr_t length)
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{
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unsigned long end, page;
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end = TARGET_PAGE_ALIGN(start + length) >> TARGET_PAGE_BITS;
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page = start >> TARGET_PAGE_BITS;
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bitmap_set(ram_list.dirty_memory[DIRTY_MEMORY_MIGRATION], page, end - page);
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bitmap_set(ram_list.dirty_memory[DIRTY_MEMORY_VGA], page, end - page);
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bitmap_set(ram_list.dirty_memory[DIRTY_MEMORY_CODE], page, end - page);
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xen_modified_memory(start, length);
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}
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static inline void cpu_physical_memory_clear_dirty_range(ram_addr_t start,
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ram_addr_t length,
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unsigned client)
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{
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unsigned long end, page;
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assert(client < DIRTY_MEMORY_NUM);
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end = TARGET_PAGE_ALIGN(start + length) >> TARGET_PAGE_BITS;
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page = start >> TARGET_PAGE_BITS;
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bitmap_clear(ram_list.dirty_memory[client], page, end - page);
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}
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void cpu_physical_memory_reset_dirty(ram_addr_t start, ram_addr_t length,
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unsigned client);
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#endif
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#endif
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