vlib: Add support for pci io read/write

[vpp.git] / src / vlib / pci / pci.h

diff --git a/src/vlib/pci/pci.h b/src/vlib/pci/pci.h
index e0eacf4..1c70cc7 100644 (file)
--- a/src/vlib/pci/pci.h
+++ b/src/vlib/pci/pci.h
@@ -186,33 +186,48 @@ clib_error_t *vlib_pci_read_write_config (vlib_main_t * vm,
                                          uword address, void *data,
                                          u32 n_bytes);
 
-#define _(t)                                                           \
+/* io space read/write. */
+clib_error_t *vlib_pci_read_write_io (vlib_main_t * vm,
+                                     vlib_pci_dev_handle_t handle,
+                                     vlib_read_or_write_t read_or_write,
+                                     uword address, void *data, u32 n_bytes);
+
+
+#define _(t, x)                                                                \
 static inline clib_error_t *                                           \
-vlib_pci_read_config_##t (vlib_main_t *vm, vlib_pci_dev_handle_t h,    \
+vlib_pci_read_##x##_##t (vlib_main_t *vm, vlib_pci_dev_handle_t h,     \
                          uword address, t * data)                      \
 {                                                                      \
-  return vlib_pci_read_write_config (vm, h, VLIB_READ,address, data,   \
+  return vlib_pci_read_write_##x (vm, h, VLIB_READ,address, data,      \
                                     sizeof (data[0]));                 \
 }
 
-_(u32);
-_(u16);
-_(u8);
+_(u32, config);
+_(u16, config);
+_(u8, config);
+
+_(u32, io);
+_(u16, io);
+_(u8, io);
 
 #undef _
 
-#define _(t)                                                           \
+#define _(t, x)                                                                \
 static inline clib_error_t *                                           \
-vlib_pci_write_config_##t (vlib_main_t *vm, vlib_pci_dev_handle_t h,   \
+vlib_pci_write_##x##_##t (vlib_main_t *vm, vlib_pci_dev_handle_t h,    \
                           uword address, t * data)                     \
 {                                                                      \
-  return vlib_pci_read_write_config (vm, h, VLIB_WRITE,                        \
+  return vlib_pci_read_write_##x (vm, h, VLIB_WRITE,                   \
                                   address, data, sizeof (data[0]));    \
 }
 
-_(u32);
-_(u16);
-_(u8);
+_(u32, config);
+_(u16, config);
+_(u8, config);
+
+_(u32, io);
+_(u16, io);
+_(u8, io);
 
 #undef _
 
@@ -278,6 +293,8 @@ clib_error_t *vlib_pci_map_region_fixed (vlib_main_t * vm,
                                         vlib_pci_dev_handle_t h,
                                         u32 resource, u8 * addr,
                                         void **result);
+clib_error_t *vlib_pci_io_region (vlib_main_t * vm, vlib_pci_dev_handle_t h,
+                                 u32 resource);
 clib_error_t *vlib_pci_register_intx_handler (vlib_main_t * vm,
                                              vlib_pci_dev_handle_t h,
                                              pci_intx_handler_function_t *