diff options
Diffstat (limited to 'components/drivers/include')
| -rw-r--r-- | components/drivers/include/drivers/pci_endpoint.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/components/drivers/include/drivers/pci_endpoint.h b/components/drivers/include/drivers/pci_endpoint.h index 3e6fd7c918..c43c182d95 100644 --- a/components/drivers/include/drivers/pci_endpoint.h +++ b/components/drivers/include/drivers/pci_endpoint.h @@ -73,6 +73,7 @@ struct rt_pci_ep_msix_tbl }; struct rt_pci_ep_ops; +struct rt_pci_ep_mem; struct rt_pci_ep { @@ -84,6 +85,9 @@ struct rt_pci_ep const struct rt_device *rc_dev; const struct rt_pci_ep_ops *ops; + rt_size_t mems_nr; + struct rt_pci_ep_mem *mems; + rt_uint8_t max_functions; RT_BITMAP_DECLARE(functions_map, 8); rt_list_t epf_nodes; @@ -92,6 +96,16 @@ struct rt_pci_ep void *priv; }; +struct rt_pci_ep_mem +{ + rt_ubase_t cpu_addr; + rt_size_t size; + rt_size_t page_size; + + rt_bitmap_t *map; + rt_size_t bits; +}; + struct rt_pci_epf { rt_list_t list; @@ -170,6 +184,16 @@ rt_err_t rt_pci_ep_stop(struct rt_pci_ep *ep); rt_err_t rt_pci_ep_register(struct rt_pci_ep *ep); rt_err_t rt_pci_ep_unregister(struct rt_pci_ep *ep); +rt_err_t rt_pci_ep_mem_array_init(struct rt_pci_ep *ep, + struct rt_pci_ep_mem *mems, rt_size_t mems_nr); +rt_err_t rt_pci_ep_mem_init(struct rt_pci_ep *ep, + rt_ubase_t cpu_addr, rt_size_t size, rt_size_t page_size); + +void *rt_pci_ep_mem_alloc(struct rt_pci_ep *ep, + rt_ubase_t *out_cpu_addr, rt_size_t size); +void rt_pci_ep_mem_free(struct rt_pci_ep *ep, + void *vaddr, rt_ubase_t cpu_addr, rt_size_t size); + rt_err_t rt_pci_ep_add_epf(struct rt_pci_ep *ep, struct rt_pci_epf *epf); rt_err_t rt_pci_ep_remove_epf(struct rt_pci_ep *ep, struct rt_pci_epf *epf); |