#include <vlib/vlib.h>
#include <vlib/pci/pci_config.h>
+/* *INDENT-OFF* */
typedef CLIB_PACKED (union
- {
- struct
- {
-u16 domain; u8 bus; u8 slot: 5; u8 function:3;};
- u32 as_u32;}) vlib_pci_addr_t;
-
-typedef struct vlib_pci_device
{
- /* Operating system handle for this device. */
- uword os_handle;
-
- vlib_pci_addr_t bus_address;
-
- /* First 64 bytes of configuration space. */
- union
- {
- pci_config_type0_regs_t config0;
- pci_config_type1_regs_t config1;
- u8 config_data[256];
- };
-
- /* Interrupt handler */
- void (*interrupt_handler) (struct vlib_pci_device * dev);
+ struct
+ {
+ u16 domain;
+ u8 bus;
+ u8 slot: 5;
+ u8 function:3;
+ };
+ u32 as_u32;
+}) vlib_pci_addr_t;
+/* *INDENT-ON* */
+
+typedef struct vlib_pci_device_info
+{
+ u32 flags;
+#define VLIB_PCI_DEVICE_INFO_F_NOIOMMU (1 << 0);
- /* Driver name */
- u8 *driver_name;
+ /* addr */
+ vlib_pci_addr_t addr;
/* Numa Node */
int numa_node;
u8 *vpd_r;
u8 *vpd_w;
- /* Private data */
- uword private_data;
+ /* Driver name */
+ u8 *driver_name;
-} vlib_pci_device_t;
+ /* First 64 bytes of configuration space. */
+ union
+ {
+ pci_config_type0_regs_t config0;
+ pci_config_type1_regs_t config1;
+ u8 config_data[256];
+ };
+
+ /* IOMMU Group */
+ int iommu_group;
+
+} vlib_pci_device_info_t;
+
+typedef u32 vlib_pci_dev_handle_t;
+
+vlib_pci_device_info_t *vlib_pci_get_device_info (vlib_main_t * vm,
+ vlib_pci_addr_t * addr,
+ clib_error_t ** error);
+vlib_pci_addr_t *vlib_pci_get_all_dev_addrs ();
+vlib_pci_addr_t *vlib_pci_get_addr (vlib_main_t * vm,
+ vlib_pci_dev_handle_t h);
+uword vlib_pci_get_private_data (vlib_main_t * vm, vlib_pci_dev_handle_t h);
+void vlib_pci_set_private_data (vlib_main_t * vm, vlib_pci_dev_handle_t h,
+ uword private_data);
+
+static inline void
+vlib_pci_free_device_info (vlib_pci_device_info_t * di)
+{
+ if (!di)
+ return;
+ vec_free (di->product_name);
+ vec_free (di->vpd_r);
+ vec_free (di->vpd_w);
+ vec_free (di->driver_name);
+ clib_mem_free (di);
+}
typedef struct
{
u16 vendor_id, device_id;
} pci_device_id_t;
+typedef void (pci_intx_handler_function_t) (vlib_main_t * vm,
+ vlib_pci_dev_handle_t handle);
+typedef void (pci_msix_handler_function_t) (vlib_main_t * vm,
+ vlib_pci_dev_handle_t handle,
+ u16 line);
+
typedef struct _pci_device_registration
{
/* Driver init function. */
- clib_error_t *(*init_function) (vlib_main_t * vm, vlib_pci_device_t * dev);
+ clib_error_t *(*init_function) (vlib_main_t * vm,
+ vlib_pci_dev_handle_t handle);
/* Interrupt handler */
- void (*interrupt_handler) (vlib_pci_device_t * dev);
+ pci_intx_handler_function_t *interrupt_handler;
/* List of registrations */
struct _pci_device_registration *next_registration;
typedef struct
{
vlib_main_t *vlib_main;
- vlib_pci_device_t *pci_devs;
pci_device_registration_t *pci_device_registrations;
- uword *pci_dev_index_by_pci_addr;
+ /* logging */
+ vlib_log_class_t log_default;
} vlib_pci_main_t;
extern vlib_pci_main_t pci_main;
x.next_registration = pm->pci_device_registrations; \
pm->pci_device_registrations = &x; \
} \
+static void __vlib_rm_pci_device_registration_##x (void) \
+ __attribute__((__destructor__)) ; \
+static void __vlib_rm_pci_device_registration_##x (void) \
+{ \
+ vlib_pci_main_t * pm = &pci_main; \
+ VLIB_REMOVE_FROM_LINKED_LIST (pm->pci_device_registrations, \
+ &x, next_registration); \
+} \
__VA_ARGS__ pci_device_registration_t x
-clib_error_t *vlib_pci_bind_to_uio (vlib_pci_device_t * d,
+clib_error_t *vlib_pci_bind_to_uio (vlib_main_t * vm, vlib_pci_addr_t * addr,
char *uio_driver_name);
/* Configuration space read/write. */
-clib_error_t *vlib_pci_read_write_config (vlib_pci_device_t * dev,
+clib_error_t *vlib_pci_read_write_config (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);
+ uword address, void *data,
+ u32 n_bytes);
+
+/* 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) \
+
+#define _(t, x) \
static inline clib_error_t * \
-vlib_pci_read_config_##t (vlib_pci_device_t * dev, \
+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 (dev, 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_pci_device_t * dev, uword address, \
- t * data) \
+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 (dev, 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 _
static inline clib_error_t *
-vlib_pci_intr_enable (vlib_pci_device_t * dev)
+vlib_pci_intr_enable (vlib_main_t * vm, vlib_pci_dev_handle_t h)
{
u16 command;
clib_error_t *err;
- err = vlib_pci_read_config_u16 (dev, 4, &command);
+ err = vlib_pci_read_config_u16 (vm, h, 4, &command);
if (err)
return err;
command &= ~PCI_COMMAND_INTX_DISABLE;
- return vlib_pci_write_config_u16 (dev, 4, &command);
+ return vlib_pci_write_config_u16 (vm, h, 4, &command);
}
static inline clib_error_t *
-vlib_pci_intr_disable (vlib_pci_device_t * dev)
+vlib_pci_intr_disable (vlib_main_t * vm, vlib_pci_dev_handle_t h)
{
u16 command;
clib_error_t *err;
- err = vlib_pci_read_config_u16 (dev, 4, &command);
+ err = vlib_pci_read_config_u16 (vm, h, 4, &command);
if (err)
return err;
command |= PCI_COMMAND_INTX_DISABLE;
- return vlib_pci_write_config_u16 (dev, 4, &command);
+ return vlib_pci_write_config_u16 (vm, h, 4, &command);
}
static inline clib_error_t *
-vlib_pci_bus_master_enable (vlib_pci_device_t * dev)
+vlib_pci_bus_master_enable (vlib_main_t * vm, vlib_pci_dev_handle_t h)
{
clib_error_t *err;
u16 command;
/* Set bus master enable (BME) */
- err = vlib_pci_read_config_u16 (dev, 4, &command);
+ err = vlib_pci_read_config_u16 (vm, h, 4, &command);
if (err)
return err;
- if (!(command & PCI_COMMAND_BUS_MASTER))
+ if (command & PCI_COMMAND_BUS_MASTER)
return 0;
command |= PCI_COMMAND_BUS_MASTER;
- return vlib_pci_write_config_u16 (dev, 4, &command);
+ return vlib_pci_write_config_u16 (vm, h, 4, &command);
}
-clib_error_t *vlib_pci_map_resource (vlib_pci_device_t * dev, u32 resource,
- void **result);
-
-clib_error_t *vlib_pci_map_resource_fixed (vlib_pci_device_t * dev,
- u32 resource, u8 * addr,
- void **result);
-
-vlib_pci_device_t *vlib_get_pci_device (vlib_pci_addr_t * addr);
-/* Free's device. */
-void vlib_pci_free_device (vlib_pci_device_t * dev);
+clib_error_t *vlib_pci_device_open (vlib_main_t * vm, vlib_pci_addr_t * addr,
+ pci_device_id_t ids[],
+ vlib_pci_dev_handle_t * handle);
+void vlib_pci_device_close (vlib_main_t * vm, vlib_pci_dev_handle_t h);
+clib_error_t *vlib_pci_map_region (vlib_main_t * vm, vlib_pci_dev_handle_t h,
+ u32 resource, void **result);
+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 *
+ intx_handler);
+clib_error_t *vlib_pci_register_msix_handler (vlib_main_t * vm,
+ vlib_pci_dev_handle_t h,
+ u32 start, u32 count,
+ pci_msix_handler_function_t *
+ msix_handler);
+clib_error_t *vlib_pci_enable_msix_irq (vlib_main_t * vm,
+ vlib_pci_dev_handle_t h, u16 start,
+ u16 count);
+clib_error_t *vlib_pci_disable_msix_irq (vlib_main_t * vm,
+ vlib_pci_dev_handle_t h, u16 start,
+ u16 count);
+clib_error_t *vlib_pci_map_dma (vlib_main_t * vm, vlib_pci_dev_handle_t h,
+ void *ptr);
+
+int vlib_pci_supports_virtual_addr_dma (vlib_main_t * vm,
+ vlib_pci_dev_handle_t h);
unformat_function_t unformat_vlib_pci_addr;
format_function_t format_vlib_pci_addr;
-format_function_t format_vlib_pci_handle;
format_function_t format_vlib_pci_link_speed;
format_function_t format_vlib_pci_vpd;
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