19     uefi_vars_state *uv = opaque;  in uefi_vars_pre_load()  local
21     uefi_vars_clear_all(uv);  in uefi_vars_pre_load()
22     uefi_vars_policies_clear(uv);  in uefi_vars_pre_load()
23     g_free(uv->buffer);  in uefi_vars_pre_load()
29     uefi_vars_state *uv = opaque;  in uefi_vars_post_load()  local
31     uefi_vars_update_storage(uv);  in uefi_vars_post_load()
32     uefi_vars_json_save(uv);  in uefi_vars_post_load()
33     uv->buffer = g_malloc(uv->buf_size);  in uefi_vars_post_load()
62 static uint32_t uefi_vars_cmd_mm(uefi_vars_state *uv, bool dma_mode)  in uefi_vars_cmd_mm()  argument
69     dma = uv->buf_addr_lo | ((hwaddr)uv->buf_addr_hi << 32);  in uefi_vars_cmd_mm()
70     mhdr = (mm_header *) uv->buffer;  in uefi_vars_cmd_mm()
72     if (!uv->buffer || uv->buf_size < sizeof(*mhdr)) {  in uefi_vars_cmd_mm()
79                         uv->buffer, sizeof(*mhdr),  in uefi_vars_cmd_mm()
82         memcpy(uv->buffer, uv->pio_xfer_buffer, sizeof(*mhdr));  in uefi_vars_cmd_mm()
88     if (uv->buf_size < size) {  in uefi_vars_cmd_mm()
95                         uv->buffer + sizeof(*mhdr), mhdr->length,  in uefi_vars_cmd_mm()
98         memcpy(uv->buffer + sizeof(*mhdr),  in uefi_vars_cmd_mm()
99                uv->pio_xfer_buffer + sizeof(*mhdr),  in uefi_vars_cmd_mm()
102     memset(uv->buffer + size, 0, uv->buf_size - size);  in uefi_vars_cmd_mm()
106         retval = uefi_vars_mm_vars_proto(uv);  in uefi_vars_cmd_mm()
109         retval = uefi_vars_mm_check_policy_proto(uv);  in uefi_vars_cmd_mm()
113         uv->end_of_dxe = true;  in uefi_vars_cmd_mm()
118         uv->ready_to_boot = true;  in uefi_vars_cmd_mm()
123         uv->exit_boot_service = true;  in uefi_vars_cmd_mm()
133                          uv->buffer, sizeof(*mhdr) + mhdr->length,  in uefi_vars_cmd_mm()
136         memcpy(uv->pio_xfer_buffer + sizeof(*mhdr),  in uefi_vars_cmd_mm()
137                uv->buffer + sizeof(*mhdr),  in uefi_vars_cmd_mm()
144 static void uefi_vars_soft_reset(uefi_vars_state *uv)  in uefi_vars_soft_reset()  argument
146     g_free(uv->buffer);  in uefi_vars_soft_reset()
147     uv->buffer = NULL;  in uefi_vars_soft_reset()
148     uv->buf_size = 0;  in uefi_vars_soft_reset()
149     uv->buf_addr_lo = 0;  in uefi_vars_soft_reset()
150     uv->buf_addr_hi = 0;  in uefi_vars_soft_reset()
153 void uefi_vars_hard_reset(uefi_vars_state *uv)  in uefi_vars_hard_reset()  argument
156     uefi_vars_soft_reset(uv);  in uefi_vars_hard_reset()
158     uv->end_of_dxe        = false;  in uefi_vars_hard_reset()
159     uv->ready_to_boot     = false;  in uefi_vars_hard_reset()
160     uv->exit_boot_service = false;  in uefi_vars_hard_reset()
161     uv->policy_locked     = false;  in uefi_vars_hard_reset()
163     uefi_vars_clear_volatile(uv);  in uefi_vars_hard_reset()
164     uefi_vars_policies_clear(uv);  in uefi_vars_hard_reset()
165     uefi_vars_auth_init(uv);  in uefi_vars_hard_reset()
168 static uint32_t uefi_vars_cmd(uefi_vars_state *uv, uint32_t cmd)  in uefi_vars_cmd()  argument
172         uefi_vars_soft_reset(uv);  in uefi_vars_cmd()
175         return uefi_vars_cmd_mm(uv, true);  in uefi_vars_cmd()
177         return uefi_vars_cmd_mm(uv, false);  in uefi_vars_cmd()
179         uv->pio_xfer_offset = 0;  in uefi_vars_cmd()
188     uefi_vars_state *uv = opaque;  in uefi_vars_read()  local
199         retval = uv->sts;  in uefi_vars_read()
202         retval = uv->buf_size;  in uefi_vars_read()
205         retval = uv->buf_addr_lo;  in uefi_vars_read()
208         retval = uv->buf_addr_hi;  in uefi_vars_read()
211         if (uv->pio_xfer_offset + size > uv->buf_size) {  in uefi_vars_read()
215         xfer_ptr = uv->pio_xfer_buffer + uv->pio_xfer_offset;  in uefi_vars_read()
230         uv->pio_xfer_offset += size;  in uefi_vars_read()
233         retval = crc32c(0xffffffff, uv->pio_xfer_buffer, uv->pio_xfer_offset);  in uefi_vars_read()
237         if (uv->use_pio) {  in uefi_vars_read()
246     uefi_vars_state *uv = opaque;  in uefi_vars_write()  local
253         uv->sts = uefi_vars_cmd(uv, val);  in uefi_vars_write()
259         uv->buf_size = val;  in uefi_vars_write()
260         g_free(uv->buffer);  in uefi_vars_write()
261         g_free(uv->pio_xfer_buffer);  in uefi_vars_write()
262         uv->buffer = g_malloc(uv->buf_size);  in uefi_vars_write()
263         uv->pio_xfer_buffer = g_malloc(uv->buf_size);  in uefi_vars_write()
266         uv->buf_addr_lo = val;  in uefi_vars_write()
269         uv->buf_addr_hi = val;  in uefi_vars_write()
272         if (uv->pio_xfer_offset + size > uv->buf_size) {  in uefi_vars_write()
275         xfer_ptr = uv->pio_xfer_buffer + uv->pio_xfer_offset;  in uefi_vars_write()
290         uv->pio_xfer_offset += size;  in uefi_vars_write()
309 void uefi_vars_init(Object *obj, uefi_vars_state *uv)  in uefi_vars_init()  argument
311     QTAILQ_INIT(&uv->variables);  in uefi_vars_init()
312     QTAILQ_INIT(&uv->var_policies);  in uefi_vars_init()
313     uv->jsonfd = -1;  in uefi_vars_init()
314     memory_region_init_io(&uv->mr, obj, &uefi_vars_ops, uv,  in uefi_vars_init()
318 void uefi_vars_realize(uefi_vars_state *uv, Error **errp)  in uefi_vars_realize()  argument
320     uefi_vars_json_init(uv, errp);  in uefi_vars_realize()
321     uefi_vars_json_load(uv, errp);  in uefi_vars_realize()