openkylin
/
qemu
mirror of https://gitee.com/openkylin/qemu.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

spapr: nvdimm: Forward declare and move the definitions 

The subsequent patches add definitions which tend to get
the compilation to cyclic dependency. So, prepare with
forward declarations, move the definitions and clean up.

Signed-off-by: Shivaprasad G Bhat <sbhat@linux.ibm.com>
Message-Id: <162133925415.610.11584121797866216417.stgit@4f1e6f2bd33e>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Shivaprasad G Bhat 2021-05-18 08:03:17 -04:00 committed by David Gibson
parent ac9ef66832
commit f93c8f148c
2 changed files with 14 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
hw/ppc/spapr_nvdimm.c
View File

@ -35,6 +35,18 @@
/* SCM device is unable to persist memory contents */
#define PAPR_PMEM_UNARMED PPC_BIT(0)
/*
* The nvdimm size should be aligned to SCM block size.
* The SCM block size should be aligned to SPAPR_MEMORY_BLOCK_SIZE
* in order to have SCM regions not to overlap with dimm memory regions.
* The SCM devices can have variable block sizes. For now, fixing the
* block size to the minimum value.
*/
#define SPAPR_MINIMUM_SCM_BLOCK_SIZE SPAPR_MEMORY_BLOCK_SIZE
/* Have an explicit check for alignment */
QEMU_BUILD_BUG_ON(SPAPR_MINIMUM_SCM_BLOCK_SIZE % SPAPR_MEMORY_BLOCK_SIZE);
bool spapr_nvdimm_validate(HotplugHandler *hotplug_dev, NVDIMMDevice *nvdimm,
uint64_t size, Error **errp)
{

14
include/hw/ppc/spapr_nvdimm.h
View File

@ -11,19 +11,9 @@
#define HW_SPAPR_NVDIMM_H
#include "hw/mem/nvdimm.h"
#include "hw/ppc/spapr.h"
/*
* The nvdimm size should be aligned to SCM block size.
* The SCM block size should be aligned to SPAPR_MEMORY_BLOCK_SIZE
* inorder to have SCM regions not to overlap with dimm memory regions.
* The SCM devices can have variable block sizes. For now, fixing the
* block size to the minimum value.
*/
#define SPAPR_MINIMUM_SCM_BLOCK_SIZE SPAPR_MEMORY_BLOCK_SIZE
/* Have an explicit check for alignment */
QEMU_BUILD_BUG_ON(SPAPR_MINIMUM_SCM_BLOCK_SIZE % SPAPR_MEMORY_BLOCK_SIZE);
typedef struct SpaprDrc SpaprDrc;
typedef struct SpaprMachineState SpaprMachineState;
int spapr_pmem_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr,
void *fdt, int *fdt_start_offset, Error **errp);