Palacios Public Git Repository

To checkout Palacios execute

  git clone http://v3vee.org/palacios/palacios.web/palacios.git
This will give you the master branch. You probably want the devel branch or one of the release branches. To switch to the devel branch, simply execute
  cd palacios
  git checkout --track -b devel origin/devel
The other branches are similar.


consolidated hypercall numbers\030
[palacios.git] / palacios / src / devices / lnx_virtio_balloon.c
index 088cea4..4850bc6 100644 (file)
@@ -31,8 +31,6 @@
 
 #define PAGE_SIZE 4096
 
-#define BALLOON_START_HCALL 0xba00 // size in rax
-#define BALLOON_QUERY_HCALL 0xba01 // req_pgs in rcx, alloc_pgs in rdx
 
 struct balloon_config {
     uint32_t requested_pages;
@@ -121,7 +119,7 @@ static int get_desc_count(struct virtio_queue * q, int index) {
 }
 
 
-static int handle_kick(struct vm_device * dev) {
+static int handle_kick(struct guest_info * core, struct vm_device * dev) {
     struct virtio_balloon_state * virtio = (struct virtio_balloon_state *)dev->private_data;    
     struct virtio_queue * q = virtio->cur_queue;
 
@@ -142,12 +140,13 @@ static int handle_kick(struct vm_device * dev) {
            addr_t page_addr;
            tmp_desc = &(q->desc[desc_idx]);
            
-           PrintDebug("Header Descriptor (ptr=%p) gpa=%p, len=%d, flags=%x, next=%d\n", tmp_desc, 
-                      (void *)(tmp_desc->addr_gpa), tmp_desc->length, 
+           PrintDebug("Header Descriptor (ptr=%p) gpa=%p, len=%d, flags=%x, next=%d\n", 
+                      tmp_desc, 
+                      (void *)(addr_t)(tmp_desc->addr_gpa), tmp_desc->length, 
                       tmp_desc->flags, tmp_desc->next);
        
 
-           if (guest_pa_to_host_va(dev->vm, tmp_desc->addr_gpa, (addr_t *)&(page_addr)) == -1) {
+           if (guest_pa_to_host_va(core, tmp_desc->addr_gpa, (addr_t *)&(page_addr)) == -1) {
                PrintError("Could not translate block header address\n");
                return -1;
            }
@@ -184,7 +183,7 @@ static int handle_kick(struct vm_device * dev) {
     return 0;
 }
 
-static int virtio_io_write(uint16_t port, void * src, uint_t length, void * private_data) {
+static int virtio_io_write(struct guest_info * core, uint16_t port, void * src, uint_t length, void * private_data) {
     struct vm_device * dev = (struct vm_device *)private_data;
     struct virtio_balloon_state * virtio = (struct virtio_balloon_state *)dev->private_data;
     int port_idx = port % virtio->io_range_size;
@@ -222,19 +221,19 @@ static int virtio_io_write(uint16_t port, void * src, uint_t length, void * priv
                // round up to next page boundary.
                virtio->cur_queue->ring_used_addr = (virtio->cur_queue->ring_used_addr + 0xfff) & ~0xfff;
 
-               if (guest_pa_to_host_va(dev->vm, virtio->cur_queue->ring_desc_addr, (addr_t *)&(virtio->cur_queue->desc)) == -1) {
+               if (guest_pa_to_host_va(core, virtio->cur_queue->ring_desc_addr, (addr_t *)&(virtio->cur_queue->desc)) == -1) {
                    PrintError("Could not translate ring descriptor address\n");
                    return -1;
                }
 
 
-               if (guest_pa_to_host_va(dev->vm, virtio->cur_queue->ring_avail_addr, (addr_t *)&(virtio->cur_queue->avail)) == -1) {
+               if (guest_pa_to_host_va(core, virtio->cur_queue->ring_avail_addr, (addr_t *)&(virtio->cur_queue->avail)) == -1) {
                    PrintError("Could not translate ring available address\n");
                    return -1;
                }
 
 
-               if (guest_pa_to_host_va(dev->vm, virtio->cur_queue->ring_used_addr, (addr_t *)&(virtio->cur_queue->used)) == -1) {
+               if (guest_pa_to_host_va(core, virtio->cur_queue->ring_used_addr, (addr_t *)&(virtio->cur_queue->used)) == -1) {
                    PrintError("Could not translate ring used address\n");
                    return -1;
                }
@@ -266,7 +265,7 @@ static int virtio_io_write(uint16_t port, void * src, uint_t length, void * priv
            break;
        case VRING_Q_NOTIFY_PORT:
            PrintDebug("Handling Kick\n");
-           if (handle_kick(dev) == -1) {
+           if (handle_kick(core, dev) == -1) {
                PrintError("Could not handle Balloon Notification\n");
                return -1;
            }
@@ -293,7 +292,7 @@ static int virtio_io_write(uint16_t port, void * src, uint_t length, void * priv
 }
 
 
-static int virtio_io_read(uint16_t port, void * dst, uint_t length, void * private_data) {
+static int virtio_io_read(struct guest_info * core, uint16_t port, void * dst, uint_t length, void * private_data) {
     struct vm_device * dev = (struct vm_device *)private_data;
     struct virtio_balloon_state * virtio = (struct virtio_balloon_state *)dev->private_data;
     int port_idx = port % virtio->io_range_size;
@@ -415,7 +414,7 @@ static int handle_query_hcall(struct guest_info * info, uint_t hcall_id, void *
 
 
 
-static int virtio_init(struct guest_info * vm, v3_cfg_tree_t * cfg) {
+static int virtio_init(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) {
     struct vm_device * pci_bus = v3_find_dev(vm, v3_cfg_val(cfg, "bus"));
     struct virtio_balloon_state * virtio_state = NULL;
     struct pci_device * pci_dev = NULL;