*/
-#include <devices/nvram.h>
+#include <palacios/vmm_dev_mgr.h>
#include <palacios/vmm.h>
#include <palacios/vmm_types.h>
#include <palacios/vmm_lock.h>
#include <devices/ide.h>
+#include <palacios/vmm_intr.h>
+#include <palacios/vmm_host_events.h>
+#include <palacios/vm_guest.h>
-#ifndef DEBUG_NVRAM
+#ifndef CONFIG_DEBUG_NVRAM
#undef PrintDebug
#define PrintDebug(fmt, args...)
#endif
}
-static int handle_timer_event(struct guest_info * info,
+static int handle_timer_event(struct v3_vm_info * vm,
struct v3_timer_event * evt,
void * priv_data) {
}
}
-static int init_nvram_state(struct vm_device * dev) {
- struct guest_info * info = dev->vm;
+static int init_nvram_state(struct v3_vm_info * vm, struct vm_device * dev) {
+
struct nvram_internal * nvram = (struct nvram_internal *)dev->private_data;
memset(nvram->mem_state, 0, NVRAM_REG_MAX);
nvram->us = 0;
nvram->pus = 0;
- set_memory_size(nvram, info->mem_size);
+ set_memory_size(nvram, vm->mem_size);
init_harddrives(nvram);
nvram->dev_state = NVRAM_READY;
-static int nvram_write_reg_port(ushort_t port,
- void * src,
- uint_t length,
- struct vm_device * dev) {
+static int nvram_write_reg_port(struct guest_info * core, ushort_t port,
+ void * src, uint_t length, struct vm_device * dev) {
struct nvram_internal * data = (struct nvram_internal *)dev->private_data;
return 1;
}
-static int nvram_read_data_port(ushort_t port,
- void * dst,
- uint_t length,
- struct vm_device * dev) {
+static int nvram_read_data_port(struct guest_info * core, ushort_t port,
+ void * dst, uint_t length, struct vm_device * dev) {
struct nvram_internal * data = (struct nvram_internal *)dev->private_data;
}
-static int nvram_write_data_port(ushort_t port,
- void * src,
- uint_t length,
- struct vm_device * dev) {
+static int nvram_write_data_port(struct guest_info * core, ushort_t port,
+ void * src, uint_t length, struct vm_device * dev) {
struct nvram_internal * data = (struct nvram_internal *)dev->private_data;
-static int nvram_init_device(struct vm_device * dev) {
- PrintDebug("nvram: init_device\n");
-
- init_nvram_state(dev);
-
- // hook ports
- v3_dev_hook_io(dev, NVRAM_REG_PORT, NULL, &nvram_write_reg_port);
- v3_dev_hook_io(dev, NVRAM_DATA_PORT, &nvram_read_data_port, &nvram_write_data_port);
-
- v3_hook_host_event(dev->vm, HOST_TIMER_EVT, V3_HOST_EVENT_HANDLER(handle_timer_event), dev);
-
- return 0;
-}
-static int nvram_deinit_device(struct vm_device * dev) {
+static int nvram_free(struct vm_device * dev) {
v3_dev_unhook_io(dev, NVRAM_REG_PORT);
v3_dev_unhook_io(dev, NVRAM_DATA_PORT);
- nvram_reset_device(dev);
return 0;
}
-static struct vm_device_ops dev_ops = {
- .init = nvram_init_device,
- .deinit = nvram_deinit_device,
+static struct v3_device_ops dev_ops = {
+ .free = nvram_free,
.reset = nvram_reset_device,
.start = nvram_start_device,
.stop = nvram_stop_device,
-struct vm_device * v3_create_nvram(struct vm_device * ide) {
+
+static int nvram_init(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) {
struct nvram_internal * nvram_state = NULL;
+ struct vm_device * ide = v3_find_dev(vm, v3_cfg_val(cfg, "storage"));
+ char * name = v3_cfg_val(cfg, "name");
+
+ if (!ide) {
+ PrintError("Could not find IDE device\n");
+ return -1;
+ }
+ PrintDebug("nvram: init_device\n");
nvram_state = (struct nvram_internal *)V3_Malloc(sizeof(struct nvram_internal) + 1000);
PrintDebug("nvram: internal at %p\n", (void *)nvram_state);
nvram_state->ide = ide;
- struct vm_device * device = v3_create_device("NVRAM", &dev_ops, nvram_state);
+ struct vm_device * dev = v3_allocate_device(name, &dev_ops, nvram_state);
+
+
+ if (v3_attach_device(vm, dev) == -1) {
+ PrintError("Could not attach device %s\n", name);
+ return -1;
+ }
+
+ init_nvram_state(vm, dev);
- return device;
+ // hook ports
+ v3_dev_hook_io(dev, NVRAM_REG_PORT, NULL, &nvram_write_reg_port);
+ v3_dev_hook_io(dev, NVRAM_DATA_PORT, &nvram_read_data_port, &nvram_write_data_port);
+
+ v3_hook_host_event(vm, HOST_TIMER_EVT, V3_HOST_EVENT_HANDLER(handle_timer_event), dev);
+
+ return 0;
}
+
+device_register("NVRAM", nvram_init)