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Diffstat (limited to 'include/hw/nvram/fw_cfg.h')
-rw-r--r--include/hw/nvram/fw_cfg.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/include/hw/nvram/fw_cfg.h b/include/hw/nvram/fw_cfg.h
index b980cbaebf..b77ea48abb 100644
--- a/include/hw/nvram/fw_cfg.h
+++ b/include/hw/nvram/fw_cfg.h
@@ -1,8 +1,19 @@
#ifndef FW_CFG_H
#define FW_CFG_H
+#include "qemu/typedefs.h"
#include "exec/hwaddr.h"
#include "hw/nvram/fw_cfg_keys.h"
+#include "hw/sysbus.h"
+#include "sysemu/dma.h"
+
+#define TYPE_FW_CFG "fw_cfg"
+#define TYPE_FW_CFG_IO "fw_cfg_io"
+#define TYPE_FW_CFG_MEM "fw_cfg_mem"
+
+#define FW_CFG(obj) OBJECT_CHECK(FWCfgState, (obj), TYPE_FW_CFG)
+#define FW_CFG_IO(obj) OBJECT_CHECK(FWCfgIoState, (obj), TYPE_FW_CFG_IO)
+#define FW_CFG_MEM(obj) OBJECT_CHECK(FWCfgMemState, (obj), TYPE_FW_CFG_MEM)
typedef struct FWCfgFile {
uint32_t size; /* file size */
@@ -35,6 +46,45 @@ typedef struct FWCfgDmaAccess {
typedef void (*FWCfgReadCallback)(void *opaque);
+struct FWCfgState {
+ /*< private >*/
+ SysBusDevice parent_obj;
+ /*< public >*/
+
+ uint16_t file_slots;
+ FWCfgEntry *entries[2];
+ int *entry_order;
+ FWCfgFiles *files;
+ uint16_t cur_entry;
+ uint32_t cur_offset;
+ Notifier machine_ready;
+
+ int fw_cfg_order_override;
+
+ bool dma_enabled;
+ dma_addr_t dma_addr;
+ AddressSpace *dma_as;
+ MemoryRegion dma_iomem;
+};
+
+struct FWCfgIoState {
+ /*< private >*/
+ FWCfgState parent_obj;
+ /*< public >*/
+
+ MemoryRegion comb_iomem;
+};
+
+struct FWCfgMemState {
+ /*< private >*/
+ FWCfgState parent_obj;
+ /*< public >*/
+
+ MemoryRegion ctl_iomem, data_iomem;
+ uint32_t data_width;
+ MemoryRegionOps wide_data_ops;
+};
+
/**
* fw_cfg_add_bytes:
* @s: fw_cfg device being modified