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[Qemu-devel] [RFC v4 12/58] exec.c: initialize memory map
From: |
Avi Kivity |
Subject: |
[Qemu-devel] [RFC v4 12/58] exec.c: initialize memory map |
Date: |
Sun, 17 Jul 2011 14:13:39 +0300 |
Allocate the root memory region and initialize it.
Signed-off-by: Avi Kivity <address@hidden>
---
exec.c | 19 +++++++++++++++++++
1 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/exec.c b/exec.c
index f1777e6..8cdf268 100644
--- a/exec.c
+++ b/exec.c
@@ -33,6 +33,8 @@
#include "kvm.h"
#include "hw/xen.h"
#include "qemu-timer.h"
+#include "memory.h"
+#include "exec-memory.h"
#if defined(CONFIG_USER_ONLY)
#include <qemu.h>
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
@@ -109,6 +111,9 @@ int phys_ram_fd;
static int in_migration;
RAMList ram_list = { .blocks = QLIST_HEAD_INITIALIZER(ram_list) };
+
+static MemoryRegion *system_memory;
+
#endif
CPUState *first_cpu;
@@ -197,6 +202,7 @@ typedef struct PhysPageDesc {
static void *l1_phys_map[P_L1_SIZE];
static void io_mem_init(void);
+static void memory_map_init(void);
/* io memory support */
CPUWriteMemoryFunc *io_mem_write[IO_MEM_NB_ENTRIES][4];
@@ -571,6 +577,7 @@ void cpu_exec_init_all(unsigned long tb_size)
code_gen_ptr = code_gen_buffer;
page_init();
#if !defined(CONFIG_USER_ONLY)
+ memory_map_init();
io_mem_init();
#endif
#if !defined(CONFIG_USER_ONLY) || !defined(CONFIG_USE_GUEST_BASE)
@@ -3805,6 +3812,18 @@ static void io_mem_init(void)
DEVICE_NATIVE_ENDIAN);
}
+static void memory_map_init(void)
+{
+ system_memory = qemu_malloc(sizeof(*system_memory));
+ memory_region_init(system_memory, "system", UINT64_MAX);
+ set_system_memory_map(system_memory);
+}
+
+MemoryRegion *get_system_memory(void)
+{
+ return system_memory;
+}
+
#endif /* !defined(CONFIG_USER_ONLY) */
/* physical memory access (slow version, mainly for debug) */
--
1.7.5.3
- [Qemu-devel] [RFC v4 25/58] cirrus: simplify bitblt BAR access functions, (continued)
- [Qemu-devel] [RFC v4 25/58] cirrus: simplify bitblt BAR access functions, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 02/58] memory: implement dirty tracking, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 30/58] exec.c: fix initialization of system I/O memory region, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 03/58] memory: merge adjacent segments of a single memory region, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 07/58] memory: late initialization of ram_addr, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 37/58] es1370: convert to memory API, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 35/58] e1000: convert to memory API, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 05/58] memory: abstract address space operations, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 18/58] pci: add MemoryRegion based BAR management API, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 15/58] pc: convert pc_memory_init() to memory API, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 12/58] exec.c: initialize memory map,
Avi Kivity <=
- [Qemu-devel] [RFC v4 11/58] memory: add ioeventfd support, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 33/58] rtl8139: convert to memory API, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 10/58] memory: add backward compatibility for old mmio registration, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 55/58] pci: convert pci rom to memory API, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 40/58] virtio-pci: convert to memory API, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 22/58] vmsvga: don't remember pci BAR address in callback any more, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 43/58] lsi53c895a: convert to memory API, Avi Kivity, 2011/07/17
- [Qemu-devel] [RFC v4 36/58] eepro100: convert to memory API, Avi Kivity, 2011/07/17