diff options
| author |   Mohsin Kazmi <sykazmi@cisco.com> | 2018-09-28 11:45:01 +0200 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2018-10-23 18:51:43 +0000 |
| commit | 95276ca5ca0a97ea7e0b5828f434743b6a745274 (patch) | |
| tree | b60d2bd6ea12dab0300ecd261eb3be48bd795799 /src/vlib/pci | |
| parent | 901d16cced85b2ff7353009ca325de310654eb6c (diff) | |
vlib: Add support for pci io read/write
Change-Id: I9d96e7782a12c2e19eacbb75edb1fb450cf33bed
Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
Diffstat (limited to 'src/vlib/pci')
| -rw-r--r-- | src/vlib/pci/pci.h | 41 |
1 files changed, 29 insertions, 12 deletions
diff --git a/src/vlib/pci/pci.h b/src/vlib/pci/pci.h index e0eacf42948..1c70cc7bb80 100644 --- 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 * |