[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v2 15/23] exec.c: initialize memory map
From: |
Avi Kivity |
Subject: |
[Qemu-devel] [PATCH v2 15/23] exec.c: initialize memory map |
Date: |
Tue, 26 Jul 2011 14:26:14 +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 2160ded..d51502f 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)
@@ -3807,6 +3814,18 @@ 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
- Re: [Qemu-devel] [PATCH v2 04/23] memory: merge adjacent segments of a single memory region, (continued)
- [Qemu-devel] [PATCH v2 03/23] memory: implement dirty tracking, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 10/23] memory: add backward compatibility for old portio registration, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 17/23] pc: grab system_memory, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 08/23] memory: late initialization of ram_addr, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 11/23] memory: add backward compatibility for old mmio registration, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 13/23] memory: separate building the final memory map into two steps, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 06/23] memory: abstract address space operations, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 14/23] memory: transaction API, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 09/23] memory: I/O address space support, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 15/23] exec.c: initialize memory map,
Avi Kivity <=
- [Qemu-devel] [PATCH v2 05/23] Internal interfaces for memory API, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 19/23] pc: move global memory map out of pc_init1() and into its callers, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 02/23] Hierarchical memory region API, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 07/23] memory: rename MemoryRegion::has_ram_addr to ::terminates, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 22/23] sysbus: add MemoryRegion based memory management API, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 18/23] pc: convert pc_memory_init() to memory API, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 23/23] usb-ohci: convert to MemoryRegion, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 20/23] pci: pass address space to pci bus when created, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 16/23] ioport: register ranges by byte aligned addresses always, Avi Kivity, 2011/07/26
- [Qemu-devel] [PATCH v2 21/23] pci: add MemoryRegion based BAR management API, Avi Kivity, 2011/07/26