stream implementation and interface between searial device and stream

[palacios.git] / palacios / include / palacios / vmm.h

diff --git a/palacios/include/palacios/vmm.h b/palacios/include/palacios/vmm.h
index 67b60c8..7a466a9 100644 (file)
--- a/palacios/include/palacios/vmm.h
+++ b/palacios/include/palacios/vmm.h
@@ -67,14 +67,26 @@ struct guest_info;
 
 
 
-#define V3_AllocPages(num_pages)                               \
-    ({                                                         \
-       extern struct v3_os_hooks * os_hooks;                   \
-       void * ptr = 0;                                         \
-       if ((os_hooks) && (os_hooks)->allocate_pages) {         \
-           ptr = (os_hooks)->allocate_pages(num_pages);        \
-       }                                                       \
-       ptr;                                                    \
+/* 4KB-aligned */
+#define V3_AllocPages(num_pages)                                       \
+    ({                                                                 \
+       extern struct v3_os_hooks * os_hooks;                           \
+       void * ptr = 0;                                                 \
+       if ((os_hooks) && (os_hooks)->allocate_pages) {                 \
+           ptr = (os_hooks)->allocate_pages(num_pages,PAGE_SIZE_4KB);  \
+       }                                                               \
+       ptr;                                                            \
+    })
+
+
+#define V3_AllocAlignedPages(num_pages, align)                         \
+    ({                                                                 \
+       extern struct v3_os_hooks * os_hooks;                           \
+       void * ptr = 0;                                                 \
+       if ((os_hooks) && (os_hooks)->allocate_pages) {                 \
+           ptr = (os_hooks)->allocate_pages(num_pages,align);          \
+       }                                                               \
+       ptr;                                                            \
     })
 
 
@@ -199,16 +211,8 @@ struct guest_info;
            while(1);                                                   \
        }                                                               \
     } while(0)                                                         \
-       
 
 
-#define V3_lapic_send_ipi(cpu, vector)                                                 \
-   do {                                                        \
-       extern struct v3_os_hooks * os_hooks;                   \
-       if ((os_hooks) && (os_hooks)->lapic_send_ipi) {         \
-           (os_hooks)->lapic_send_ipi(cpu, vector);                    \
-       }                                                       \
-    } while (0)
 
 
 
@@ -226,7 +230,7 @@ void v3_yield_cond(struct guest_info * info);
 void v3_print_cond(const char * fmt, ...);
 
 
-void v3_interrupt_cpu(struct v3_vm_info * vm, int logical_cpu);
+void v3_interrupt_cpu(struct v3_vm_info * vm, int logical_cpu, int vector);
 
 unsigned int v3_get_cpu_id();
 
@@ -247,7 +251,7 @@ struct v3_os_hooks {
     void (*print)(const char * format, ...)
        __attribute__ ((format (printf, 1, 2)));
   
-    void *(*allocate_pages)(int numPages);
+    void *(*allocate_pages)(int numPages, unsigned int alignment);
     void (*free_page)(void * page);
 
     void *(*malloc)(unsigned int size);
@@ -257,7 +261,6 @@ struct v3_os_hooks {
     void *(*vaddr_to_paddr)(void *addr);
 
     int (*hook_interrupt)(struct v3_vm_info * vm, unsigned int irq);
-
     int (*ack_irq)(int irq);
 
     unsigned int (*get_cpu_khz)(void);
@@ -272,11 +275,10 @@ struct v3_os_hooks {
     void (*mutex_unlock)(void * mutex);
 
     unsigned int (*get_cpu)(void);
-    void (*interrupt_cpu)(struct v3_vm_info * vm, int logical_cpu);
+    void (*interrupt_cpu)(struct v3_vm_info * vm, int logical_cpu, int vector);
     void (*call_on_cpu)(int logical_cpu, void (*fn)(void * arg), void * arg);
-    void (*start_thread_on_cpu)(int logical_cpu, int (*fn)(void * arg), void * arg, char * thread_name);
+    void * (*start_thread_on_cpu)(int cpu_id, int (*fn)(void * arg), void * arg, char * thread_name);
 
-    void (*lapic_send_ipi)(unsigned int cpu, unsigned int vector);
 };
 
 
@@ -298,8 +300,9 @@ struct v3_interrupt {
 void Init_V3(struct v3_os_hooks * hooks,  int num_cpus);
 
 
-int v3_start_vm(struct v3_vm_info * vm, unsigned int cpu_mask);
 struct v3_vm_info * v3_create_vm(void * cfg);
+int v3_start_vm(struct v3_vm_info * vm, unsigned int cpu_mask);
+
 
 int v3_deliver_irq(struct v3_vm_info * vm, struct v3_interrupt * intr);