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pc: Initializing ram_memory under Xen.

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Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
CC: qemu-stable@nongnu.org
This commit is contained in:
Anthony PERARD 2013-09-09 16:15:52 +00:00 committed by Stefano Stabellini
parent df7131623d
commit 04d7bad8a4
4 changed files with 7 additions and 8 deletions
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2
hw/i386/pc_piix.c
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@ -89,7 +89,7 @@ static void pc_init1(QEMUMachineInitArgs *args,
FWCfgState *fw_cfg = NULL; FWCfgState *fw_cfg = NULL;
PcGuestInfo *guest_info; PcGuestInfo *guest_info;
if (xen_enabled() && xen_hvm_init() != 0) { if (xen_enabled() && xen_hvm_init(&ram_memory) != 0) {
fprintf(stderr, "xen hardware virtual machine initialisation failed\n"); fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
exit(1); exit(1);
} }

4
include/hw/xen/xen.h
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@ -37,17 +37,15 @@ void xen_cmos_set_s3_resume(void *opaque, int irq, int level);
qemu_irq *xen_interrupt_controller_init(void); qemu_irq *xen_interrupt_controller_init(void);
int xen_init(void); int xen_init(void);
int xen_hvm_init(void); int xen_hvm_init(MemoryRegion **ram_memory);
void xenstore_store_pv_console_info(int i, struct CharDriverState *chr); void xenstore_store_pv_console_info(int i, struct CharDriverState *chr);
#if defined(NEED_CPU_H) && !defined(CONFIG_USER_ONLY) #if defined(NEED_CPU_H) && !defined(CONFIG_USER_ONLY)
struct MemoryRegion;
void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
struct MemoryRegion *mr); struct MemoryRegion *mr);
void xen_modified_memory(ram_addr_t start, ram_addr_t length); void xen_modified_memory(ram_addr_t start, ram_addr_t length);
#endif #endif
struct MemoryRegion;
void xen_register_framebuffer(struct MemoryRegion *mr); void xen_register_framebuffer(struct MemoryRegion *mr);
#if defined(CONFIG_XEN) && CONFIG_XEN_CTRL_INTERFACE_VERSION < 400 #if defined(CONFIG_XEN) && CONFIG_XEN_CTRL_INTERFACE_VERSION < 400

7
xen-all.c
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@ -154,7 +154,7 @@ qemu_irq *xen_interrupt_controller_init(void)
/* Memory Ops */ /* Memory Ops */
static void xen_ram_init(ram_addr_t ram_size) static void xen_ram_init(ram_addr_t ram_size, MemoryRegion **ram_memory_p)
{ {
MemoryRegion *sysmem = get_system_memory(); MemoryRegion *sysmem = get_system_memory();
ram_addr_t below_4g_mem_size, above_4g_mem_size = 0; ram_addr_t below_4g_mem_size, above_4g_mem_size = 0;
@ -168,6 +168,7 @@ static void xen_ram_init(ram_addr_t ram_size)
block_len += HVM_BELOW_4G_MMIO_LENGTH; block_len += HVM_BELOW_4G_MMIO_LENGTH;
} }
memory_region_init_ram(&ram_memory, NULL, "xen.ram", block_len); memory_region_init_ram(&ram_memory, NULL, "xen.ram", block_len);
*ram_memory_p = &ram_memory;
vmstate_register_ram_global(&ram_memory); vmstate_register_ram_global(&ram_memory);
if (ram_size >= HVM_BELOW_4G_RAM_END) { if (ram_size >= HVM_BELOW_4G_RAM_END) {
@ -1059,7 +1060,7 @@ static void xen_read_physmap(XenIOState *state)
free(entries); free(entries);
} }
int xen_hvm_init(void) int xen_hvm_init(MemoryRegion **ram_memory)
{ {
int i, rc; int i, rc;
unsigned long ioreq_pfn; unsigned long ioreq_pfn;
@ -1134,7 +1135,7 @@ int xen_hvm_init(void)
/* Init RAM management */ /* Init RAM management */
xen_map_cache_init(xen_phys_offset_to_gaddr, state); xen_map_cache_init(xen_phys_offset_to_gaddr, state);
xen_ram_init(ram_size); xen_ram_init(ram_size, ram_memory);
qemu_add_vm_change_state_handler(xen_hvm_change_state_handler, state); qemu_add_vm_change_state_handler(xen_hvm_change_state_handler, state);

2
xen-stub.c
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@ -64,7 +64,7 @@ void xen_modified_memory(ram_addr_t start, ram_addr_t length)
{ {
} }
int xen_hvm_init(void) int xen_hvm_init(MemoryRegion **ram_memory)
{ {
return 0; return 0;
} }