X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Finclude%2Fdevices%2Fpci.h;h=9bf46326ce96b5a8bb23e9c7dea6a04c049c1722;hb=8300df0450154d7a2db08a7afbd2aca32ce38f70;hp=68ac2dcafb9dd69ad165a7f7304ffa315e293e97;hpb=8a441df14ef65bb559ce090249343ec1dac1a7fc;p=palacios.releases.git

diff --git a/palacios/include/devices/pci.h b/palacios/include/devices/pci.h
index 68ac2dc..9bf4632 100644
--- a/palacios/include/devices/pci.h
+++ b/palacios/include/devices/pci.h
@@ -31,14 +31,18 @@
 #include <devices/pci_types.h>
 
 
+struct vm_device;
+
+
 typedef enum { PCI_BAR_IO, 
-	       PCI_BAR_MEM16, 
+	       PCI_BAR_MEM24, 
 	       PCI_BAR_MEM32, 
-	       PCI_BAR_MEM64_LOW, 
-	       PCI_BAR_MEM64_HIGH, 
+	       PCI_BAR_MEM64_LO, 
+	       PCI_BAR_MEM64_HI, 
+	       PCI_BAR_PASSTHROUGH,
 	       PCI_BAR_NONE } pci_bar_type_t;
 
-typedef enum {PCI_STD_DEVICE, PCI_TO_PCI_BRIDGE, PCI_CARDBUS, PCI_MULTIFUNCTION} pci_device_type_t;
+typedef enum {PCI_STD_DEVICE, PCI_TO_PCI_BRIDGE, PCI_CARDBUS, PCI_MULTIFUNCTION, PCI_PASSTHROUGH} pci_device_type_t;
 
 
 
@@ -47,6 +51,8 @@ typedef enum {PCI_STD_DEVICE, PCI_TO_PCI_BRIDGE, PCI_CARDBUS, PCI_MULTIFUNCTION}
 
 #define PCI_AUTO_DEV_NUM (-1)
 
+struct guest_info;
+
 struct pci_device;
 
 struct v3_pci_bar {
@@ -56,15 +62,20 @@ struct v3_pci_bar {
 	struct {
 	    int num_pages;
 	    addr_t default_base_addr;
-	    int (*mem_read)(addr_t guest_addr, void * dst, uint_t length, void * private_data);
-	    int (*mem_write)(addr_t guest_addr, void * src, uint_t length, void * private_data);
+	    int (*mem_read)(struct guest_info * core, addr_t guest_addr, void * dst, uint_t length, void * private_data);
+	    int (*mem_write)(struct guest_info * core, addr_t guest_addr, void * src, uint_t length, void * private_data);
 	};
 
 	struct {
 	    int num_ports;
 	    uint16_t default_base_port;
-	    int (*io_read)(ushort_t port, void * dst, uint_t length, void * private_data);
-	    int (*io_write)(ushort_t port, void * src, uint_t length, void * private_data);
+	    int (*io_read)(struct guest_info * core, uint16_t port, void * src, uint_t length, void * private_data);
+	    int (*io_write)(struct guest_info * core, uint16_t port, void * src, uint_t length, void * private_data);
+	};
+	
+	struct {
+	    int (*bar_init)(int bar_num, uint32_t * dst, void * private_data);
+	    int (*bar_write)(int bar_num, uint32_t * src, void * private_data);
 	};
     };
     
@@ -78,13 +89,26 @@ struct v3_pci_bar {
 
 
 #define PCI_IO_MASK 0xfffffffc
-#define PCI_MEM32_MASK 0xfffffff0
+#define PCI_MEM24_MASK 0x000ffff0
+#define PCI_MEM_MASK 0xfffffff0
+#define PCI_MEM64_MASK_HI 0xffffffff
+#define PCI_MEM64_MASK_LO 0xfffffff0
+#define PCI_EXP_ROM_MASK 0xfffff800
+
+
 
 #define PCI_IO_BASE(bar_val) (bar_val & PCI_IO_MASK)
-#define PCI_MEM32_BASE(bar_val) (bar_val & PCI_MEM32_MASK)
+#define PCI_MEM24_BASE(bar_val) (bar_val & PCI_MEM24_MASK)
+#define PCI_MEM32_BASE(bar_val) (bar_val & PCI_MEM_MASK)
+#define PCI_MEM64_BASE_HI(bar_val) (bar_val & PCI_MEM64_MASK_HI)
+#define PCI_MEM64_BASE_LO(bar_val) (bar_val & PCI_MEM64_MASK_LO)
+#define PCI_EXP_ROM_BASE(rom_val) (rom_val & PCI_EXP_ROM_MASK)
+
 
 struct pci_device {
 
+    pci_device_type_t type;
+
     union {
 	uint8_t config_space[256];
 
@@ -110,14 +134,16 @@ struct pci_device {
 
     char name[64];
 
-    struct vm_device * vm_dev;  //the corresponding virtual device
+    int (*config_update)(uint_t reg_num, void * src, uint_t length, void * priv_data);
+
+    int (*cmd_update)(struct pci_device * pci_dev, uchar_t io_enabled, uchar_t mem_enabled);
+    int (*exp_rom_update)(struct pci_device * pci_dev, uint32_t * src, void * private_data);
 
-    int (*config_update)(struct pci_device * pci_dev, uint_t reg_num, int length);
+    int (*config_write)(uint_t reg_num, void * src, uint_t length, void * private_data);
+    int (*config_read)(uint_t reg_num, void * dst, uint_t length, void * private_data);
 
-    int (*cmd_update)(struct pci_device *pci_dev, uchar_t io_enabled, uchar_t mem_enabled);
-    int (*ext_rom_update)(struct pci_device *pci_dev);
 
-    int ext_rom_update_flag;
+    int exp_rom_update_flag;
     int bar_update_flag;
 
     void * priv_data;
@@ -141,10 +167,21 @@ v3_pci_register_device(struct vm_device * pci,
 		       int fn_num,
 		       const char * name,
 		       struct v3_pci_bar * bars,
-		       int (*config_update)(struct pci_device * pci_dev, uint_t reg_num, int length),
+		       int (*config_update)(uint_t reg_num, void * src, uint_t length, void * private_data),
 		       int (*cmd_update)(struct pci_device *pci_dev, uchar_t io_enabled, uchar_t mem_enabled),
-		       int (*ext_rom_update)(struct pci_device *pci_dev),
-		       struct vm_device * dev);
+		       int (*exp_rom_update)(struct pci_device * pci_dev, uint32_t * src, void * private_data),
+		       void * priv_data);
+
+
+struct pci_device * 
+v3_pci_register_passthrough_device(struct vm_device * pci,
+				   int bus_num,
+				   int dev_num,
+				   int fn_num,
+				   const char * name,
+				   int (*config_write)(uint_t reg_num, void * src, uint_t length, void * private_data),
+				   int (*config_read)(uint_t reg_num, void * dst, uint_t length, void * private_data),
+				   void * private_data);
 
 
 #endif