From: Jack Lange <jarusl@cs.northwestern.edu>
Date: Wed, 8 Jul 2009 22:26:23 +0000 (-0500)
Subject: changed configuration structure for block devices
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=commitdiff_plain;h=ddd8ed1df60f75104096a8b6a9996ef5f462f594

changed configuration structure for block devices
---

diff --git a/palacios/include/palacios/vmm.h b/palacios/include/palacios/vmm.h
index 92ba208..065021e 100644
--- a/palacios/include/palacios/vmm.h
+++ b/palacios/include/palacios/vmm.h
@@ -268,6 +268,23 @@ struct v3_os_hooks {
 };
 
 
+
+typedef enum {NONE, HARDDRIVE, CDROM} v3_disk_type_t;
+typedef enum {RAM, NETWORK} v3_disk_connection_t;
+
+union v3_disk_info {
+    struct {
+	void * data_ptr;
+	int size;
+    } ram;
+
+    struct {
+	char * ip_str;
+	int port;
+	char * disk_name;
+    } net;
+};
+
 struct v3_vm_config {
     void * rombios;
     int rombios_size;
@@ -279,19 +296,18 @@ struct v3_vm_config {
     // so we can specify maximum physical address size
     // (We're screwed if we want to do 32 bit host/64 bit guest)
 
-
     int enable_profiling;
     int enable_nested_paging;
 
     int enable_pci;
-    
-    int use_ram_cd;
-    int use_ram_hd;
-    int use_net_cd;
-    int use_net_hd;
-
-    void * ramdisk;
-    int ramdisk_size;
+
+    v3_disk_type_t pri_disk_type;
+    v3_disk_connection_t pri_disk_con;
+    union v3_disk_info pri_disk_info;
+   
+    v3_disk_type_t sec_disk_type;
+    v3_disk_connection_t sec_disk_con;
+    union v3_disk_info sec_disk_info;
 };
 
 
diff --git a/palacios/src/palacios/vmm_config.c b/palacios/src/palacios/vmm_config.c
index a716c5c..f917f67 100644
--- a/palacios/src/palacios/vmm_config.c
+++ b/palacios/src/palacios/vmm_config.c
@@ -37,6 +37,7 @@
 #include <devices/ram_cd.h>
 #include <devices/net_cd.h>
 #include <devices/ram_hd.h>
+#include <devices/net_hd.h>
 #include <devices/bochs_debug.h>
 #include <devices/os_debug.h>
 #include <devices/apic.h>
@@ -211,7 +212,8 @@ static int setup_memory_map(struct guest_info * info, struct v3_vm_config * conf
 static int setup_devices(struct guest_info * info, struct v3_vm_config * config_ptr) {
 
     struct vm_device * ide = NULL;
-    struct vm_device * ramdisk = NULL;
+    struct vm_device * primary_disk = NULL;
+    struct vm_device * secondary_disk = NULL;
     
     struct vm_device * pci = NULL;
     struct vm_device * northbridge = NULL;
@@ -245,24 +247,70 @@ static int setup_devices(struct guest_info * info, struct v3_vm_config * config_
 
     nvram = v3_create_nvram(ide);
 
-    if (config_ptr->use_ram_cd == 1) {
-	PrintDebug("Creating RAM CD\n");
-	ramdisk = v3_create_ram_cd(ide, 0, 0, 
-				   (addr_t)(config_ptr->ramdisk), 
-				   config_ptr->ramdisk_size);
-    } else if (config_ptr->use_ram_hd == 1) {
-	PrintDebug("Creating Ram HD\n");
-	ramdisk = v3_create_ram_hd(ide, 0, 0, 
-				   (addr_t)(config_ptr->ramdisk), 
-				   config_ptr->ramdisk_size);
-    } else if (config_ptr->use_net_cd == 1) {
-	PrintDebug("Creating NET CD\n");
-	ramdisk = v3_create_net_cd(ide, 0, 0, 
-				   "172.22.0.1", 9502, 
-				   "puppy-iso");    
+    if (config_ptr->pri_disk_type != NONE) {
+	if (config_ptr->pri_disk_type == CDROM) {
+	    if (config_ptr->pri_disk_con == RAM) {
+		PrintDebug("Creating RAM CD\n");
+		primary_disk = v3_create_ram_cd(ide, 0, 0, 
+						(addr_t)(config_ptr->pri_disk_info.ram.data_ptr), 
+						config_ptr->pri_disk_info.ram.size);
+	    } else if (config_ptr->pri_disk_con == NETWORK) {
+		PrintDebug("Creating NET CD\n");
+		primary_disk = v3_create_net_cd(ide, 0, 0, 
+						config_ptr->pri_disk_info.net.ip_str,
+						config_ptr->pri_disk_info.net.port, 
+						config_ptr->pri_disk_info.net.disk_name);    
+	    }
+	} else if (config_ptr->pri_disk_type == HARDDRIVE) {
+	    if (config_ptr->pri_disk_con == RAM) {
+		PrintDebug("Creating RAM HD\n");
+		primary_disk = v3_create_ram_hd(ide, 0, 0, 
+						(addr_t)(config_ptr->pri_disk_info.ram.data_ptr), 
+						config_ptr->pri_disk_info.ram.size);
+	    } else if (config_ptr->pri_disk_con == NETWORK) {
+		PrintDebug("Creating NET HD\n");
+		primary_disk = v3_create_net_hd(ide, 0, 0, 
+						config_ptr->pri_disk_info.net.ip_str,
+						config_ptr->pri_disk_info.net.port, 
+						config_ptr->pri_disk_info.net.disk_name);
+	    }
+	}
     }
 
 
+
+    if (config_ptr->sec_disk_type != NONE) {
+	if (config_ptr->sec_disk_type == CDROM) {
+	    if (config_ptr->sec_disk_con == RAM) {
+		PrintDebug("Creating RAM CD\n");
+		secondary_disk = v3_create_ram_cd(ide, 0, 1, 
+						  (addr_t)(config_ptr->sec_disk_info.ram.data_ptr), 
+						  config_ptr->sec_disk_info.ram.size);
+	    } else if (config_ptr->sec_disk_con == NETWORK) {
+		PrintDebug("Creating NET CD\n");
+		secondary_disk = v3_create_net_cd(ide, 0, 1, 
+						  config_ptr->sec_disk_info.net.ip_str,
+						  config_ptr->sec_disk_info.net.port, 
+						  config_ptr->sec_disk_info.net.disk_name);    
+	    }
+	} else if (config_ptr->sec_disk_type == HARDDRIVE) {
+	    if (config_ptr->sec_disk_con == RAM) {
+		PrintDebug("Creating RAM HD\n");
+		secondary_disk = v3_create_ram_hd(ide, 0, 1, 
+						  (addr_t)(config_ptr->sec_disk_info.ram.data_ptr), 
+						  config_ptr->sec_disk_info.ram.size);
+	    } else if (config_ptr->sec_disk_con == NETWORK) {
+		PrintDebug("Creating NET HD\n");
+		secondary_disk = v3_create_net_hd(ide, 0, 1, 
+						  config_ptr->sec_disk_info.net.ip_str,
+						  config_ptr->sec_disk_info.net.port, 
+						  config_ptr->sec_disk_info.net.disk_name);
+	    }
+	}
+    }
+
+
+
     if (use_generic) {
 	generic = configure_generic(info, config_ptr);
     }
@@ -292,8 +340,12 @@ static int setup_devices(struct guest_info * info, struct v3_vm_config * config_
     PrintDebug("Attaching IDE\n");
     v3_attach_device(info, ide);
 
-    if (ramdisk != NULL) {
-	v3_attach_device(info, ramdisk);
+    if (primary_disk != NULL) {
+	v3_attach_device(info, primary_disk);
+    }
+
+    if (secondary_disk != NULL) {
+	v3_attach_device(info, secondary_disk);
     }
 
     if (use_generic) {