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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/hw/ide/pci.h
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/hw/ide/pci.h')
-rw-r--r--qemu/hw/ide/pci.h76
1 files changed, 76 insertions, 0 deletions
diff --git a/qemu/hw/ide/pci.h b/qemu/hw/ide/pci.h
new file mode 100644
index 000000000..0f2d4b91a
--- /dev/null
+++ b/qemu/hw/ide/pci.h
@@ -0,0 +1,76 @@
+#ifndef HW_IDE_PCI_H
+#define HW_IDE_PCI_H
+
+#include <hw/ide/internal.h>
+
+#define BM_STATUS_DMAING 0x01
+#define BM_STATUS_ERROR 0x02
+#define BM_STATUS_INT 0x04
+
+#define BM_CMD_START 0x01
+#define BM_CMD_READ 0x08
+
+typedef struct BMDMAState {
+ IDEDMA dma;
+ uint8_t cmd;
+ uint8_t status;
+ uint32_t addr;
+
+ IDEBus *bus;
+ /* current transfer state */
+ uint32_t cur_addr;
+ uint32_t cur_prd_last;
+ uint32_t cur_prd_addr;
+ uint32_t cur_prd_len;
+ BlockCompletionFunc *dma_cb;
+ MemoryRegion addr_ioport;
+ MemoryRegion extra_io;
+ qemu_irq irq;
+
+ /* Bit 0-2 and 7: BM status register
+ * Bit 3-6: bus->error_status */
+ uint8_t migration_compat_status;
+ uint8_t migration_retry_unit;
+ int64_t migration_retry_sector_num;
+ uint32_t migration_retry_nsector;
+
+ struct PCIIDEState *pci_dev;
+} BMDMAState;
+
+typedef struct CMD646BAR {
+ MemoryRegion cmd;
+ MemoryRegion data;
+ IDEBus *bus;
+ struct PCIIDEState *pci_dev;
+} CMD646BAR;
+
+#define TYPE_PCI_IDE "pci-ide"
+#define PCI_IDE(obj) OBJECT_CHECK(PCIIDEState, (obj), TYPE_PCI_IDE)
+
+typedef struct PCIIDEState {
+ /*< private >*/
+ PCIDevice parent_obj;
+ /*< public >*/
+
+ IDEBus bus[2];
+ BMDMAState bmdma[2];
+ uint32_t secondary; /* used only for cmd646 */
+ MemoryRegion bmdma_bar;
+ CMD646BAR cmd646_bar[2]; /* used only for cmd646 */
+} PCIIDEState;
+
+
+static inline IDEState *bmdma_active_if(BMDMAState *bmdma)
+{
+ assert(bmdma->bus->retry_unit != (uint8_t)-1);
+ return bmdma->bus->ifs + bmdma->bus->retry_unit;
+}
+
+
+void bmdma_init(IDEBus *bus, BMDMAState *bm, PCIIDEState *d);
+void bmdma_cmd_writeb(BMDMAState *bm, uint32_t val);
+extern MemoryRegionOps bmdma_addr_ioport_ops;
+void pci_ide_create_devs(PCIDevice *dev, DriveInfo **hd_table);
+
+extern const VMStateDescription vmstate_ide_pci;
+#endif