iPXE
Macros | Functions
mlx_device.h File Reference
#include "mlx_nodnic_data_structures.h"

Go to the source code of this file.

Macros

#define NODIC_SUPPORTED_REVISION   1
 
#define NODNIC_CMDQ_PHY_ADDR_HIGH_OFFSET   0x10
 
#define NODNIC_CMDQ_PHY_ADDR_LOW_OFFSET   0x14
 
#define NODNIC_NIC_INTERFACE_OFFSET   0x14
 
#define NODNIC_INITIALIZING_OFFSET   0x1fc
 
#define NODNIC_NIC_INTERFACE_SUPPORTED_OFFSET   0x1fc
 
#define NODNIC_LOCATION_OFFSET   0x240
 
#define NODNIC_CMDQ_PHY_ADDR_LOW_MASK   0xFFFFE000
 
#define NODNIC_NIC_INTERFACE_SUPPORTED_MASK   0x4000000
 
#define NODNIC_NIC_INTERFACE_BIT   9
 
#define NODNIC_DISABLE_INTERFACE_BIT   8
 
#define NODNIC_NIC_INTERFACE_SUPPORTED_BIT   26
 
#define NODNIC_INITIALIZING_BIT   31
 
#define NODNIC_NIC_DISABLE_INT_OFFSET   0x100c
 
#define NODNIC_REVISION_OFFSET   0x0
 
#define NODNIC_HARDWARE_FORMAT_OFFSET   0x0
 

Functions

 FILE_LICENCE (GPL2_OR_LATER)
 
mlx_status nodnic_device_init (IN nodnic_device_priv *device_priv)
 
mlx_status nodnic_device_teardown (IN nodnic_device_priv *device_priv)
 
mlx_status nodnic_device_get_cap (IN nodnic_device_priv *device_priv)
 
mlx_status nodnic_device_clear_int (IN nodnic_device_priv *device_priv)
 
mlx_status nodnic_device_get_fw_version (IN nodnic_device_priv *device_priv, OUT mlx_uint16 *fw_ver_minor, OUT mlx_uint16 *fw_ver_sub_minor, OUT mlx_uint16 *fw_ver_major)
 

Macro Definition Documentation

◆ NODIC_SUPPORTED_REVISION

#define NODIC_SUPPORTED_REVISION   1

Definition at line 27 of file mlx_device.h.

◆ NODNIC_CMDQ_PHY_ADDR_HIGH_OFFSET

#define NODNIC_CMDQ_PHY_ADDR_HIGH_OFFSET   0x10

Definition at line 29 of file mlx_device.h.

◆ NODNIC_CMDQ_PHY_ADDR_LOW_OFFSET

#define NODNIC_CMDQ_PHY_ADDR_LOW_OFFSET   0x14

Definition at line 30 of file mlx_device.h.

◆ NODNIC_NIC_INTERFACE_OFFSET

#define NODNIC_NIC_INTERFACE_OFFSET   0x14

Definition at line 31 of file mlx_device.h.

◆ NODNIC_INITIALIZING_OFFSET

#define NODNIC_INITIALIZING_OFFSET   0x1fc

Definition at line 32 of file mlx_device.h.

◆ NODNIC_NIC_INTERFACE_SUPPORTED_OFFSET

#define NODNIC_NIC_INTERFACE_SUPPORTED_OFFSET   0x1fc

Definition at line 33 of file mlx_device.h.

◆ NODNIC_LOCATION_OFFSET

#define NODNIC_LOCATION_OFFSET   0x240

Definition at line 34 of file mlx_device.h.

◆ NODNIC_CMDQ_PHY_ADDR_LOW_MASK

#define NODNIC_CMDQ_PHY_ADDR_LOW_MASK   0xFFFFE000

Definition at line 36 of file mlx_device.h.

◆ NODNIC_NIC_INTERFACE_SUPPORTED_MASK

#define NODNIC_NIC_INTERFACE_SUPPORTED_MASK   0x4000000

Definition at line 37 of file mlx_device.h.

◆ NODNIC_NIC_INTERFACE_BIT

#define NODNIC_NIC_INTERFACE_BIT   9

Definition at line 39 of file mlx_device.h.

◆ NODNIC_DISABLE_INTERFACE_BIT

#define NODNIC_DISABLE_INTERFACE_BIT   8

Definition at line 40 of file mlx_device.h.

◆ NODNIC_NIC_INTERFACE_SUPPORTED_BIT

#define NODNIC_NIC_INTERFACE_SUPPORTED_BIT   26

Definition at line 41 of file mlx_device.h.

◆ NODNIC_INITIALIZING_BIT

#define NODNIC_INITIALIZING_BIT   31

Definition at line 42 of file mlx_device.h.

◆ NODNIC_NIC_DISABLE_INT_OFFSET

#define NODNIC_NIC_DISABLE_INT_OFFSET   0x100c

Definition at line 44 of file mlx_device.h.

◆ NODNIC_REVISION_OFFSET

#define NODNIC_REVISION_OFFSET   0x0

Definition at line 47 of file mlx_device.h.

◆ NODNIC_HARDWARE_FORMAT_OFFSET

#define NODNIC_HARDWARE_FORMAT_OFFSET   0x0

Definition at line 48 of file mlx_device.h.

Function Documentation

◆ FILE_LICENCE()

FILE_LICENCE ( GPL2_OR_LATER  )

◆ nodnic_device_init()

mlx_status nodnic_device_init ( IN nodnic_device_priv device_priv)

Definition at line 195 of file mlx_device.c.

198 {
200 
201  if( device_priv == NULL ){
203  goto parm_err;
204  }
205  status = nodnic_device_start_nodnic(device_priv);
206  MLX_FATAL_CHECK_STATUS(status, start_nodnic_err, "nodnic_device_start_nodnic failed");
207 
208  status = nodnic_device_get_nodnic_data(device_priv);
209  MLX_FATAL_CHECK_STATUS(status, data_err, "nodnic_device_get_nodnic_data failed");
210  return status;
211 data_err:
212 start_nodnic_err:
213 parm_err:
214  return status;
215 }
#define MLX_INVALID_PARAMETER
uint8_t status
Status.
Definition: ena.h:16
#define MLX_SUCCESS
#define MLX_FATAL_CHECK_STATUS(status, label, message)
Definition: mlx_bail.h:29
static mlx_status nodnic_device_start_nodnic(IN nodnic_device_priv *device_priv)
Definition: mlx_device.c:94
static mlx_status nodnic_device_get_nodnic_data(IN nodnic_device_priv *device_priv)
Definition: mlx_device.c:128
int mlx_status
#define NULL
NULL pointer (VOID *)
Definition: Base.h:362

References MLX_FATAL_CHECK_STATUS, MLX_INVALID_PARAMETER, MLX_SUCCESS, nodnic_device_get_nodnic_data(), nodnic_device_start_nodnic(), NULL, and status.

Referenced by flexboot_nodnic_probe().

◆ nodnic_device_teardown()

mlx_status nodnic_device_teardown ( IN nodnic_device_priv device_priv)

Definition at line 218 of file mlx_device.c.

221 {
223  status = disable_nodnic_inteface(device_priv);
224  MLX_FATAL_CHECK_STATUS(status, disable_failed, "failed to disable nodnic interface");
225 disable_failed:
226  return status;
227 }
static mlx_status disable_nodnic_inteface(IN nodnic_device_priv *device_priv)
Definition: mlx_device.c:75
uint8_t status
Status.
Definition: ena.h:16
#define MLX_SUCCESS
#define MLX_FATAL_CHECK_STATUS(status, label, message)
Definition: mlx_bail.h:29
int mlx_status

References disable_nodnic_inteface(), MLX_FATAL_CHECK_STATUS, MLX_SUCCESS, and status.

Referenced by flexboot_nodnic_probe(), and flexboot_nodnic_remove().

◆ nodnic_device_get_cap()

mlx_status nodnic_device_get_cap ( IN nodnic_device_priv device_priv)

Definition at line 230 of file mlx_device.c.

233 {
235  nodnic_device_capabilites *device_cap = NULL;
236  mlx_uint32 buffer = 0;
237  mlx_uint64 guid_l = 0;
238  mlx_uint64 guid_h = 0;
239  if( device_priv == NULL ){
241  goto parm_err;
242  }
243 
244  device_cap = &device_priv->device_cap;
245 
246  //get device capabilities
247  status = nodnic_cmd_read(device_priv, device_priv->device_offset + 0x0, &buffer);
248  MLX_FATAL_CHECK_STATUS(status, read_err, "failed to read nodnic first dword");
249 
250 #define NODNIC_DEVICE_SUPPORT_MAC_FILTERS_OFFSET 15
251 #define NODNIC_DEVICE_SUPPORT_PROMISC_FILTER_OFFSET 14
252 #define NODNIC_DEVICE_SUPPORT_PROMISC_MULT_FILTER_OFFSET 13
253 #define NODNIC_DEVICE_LOG_WORKING_BUFFER_SIZE_OFFSET 8
254 #define NODNIC_DEVICE_LOG_WORKING_BUFFER_SIZE_MASK 0x7
255 #define NODNIC_DEVICE_LOG_PKEY_TABLE_SIZE_OFFSET 4
256 #define NODNIC_DEVICE_LOG_PKEY_TABLE_SIZE_MASK 0xF
257 #define NODNIC_DEVICE_NUM_PORTS_OFFSET 0
259 
261 
263 
264  device_cap->log_working_buffer_size =
266 
267  device_cap->log_pkey_table_size =
269 
271 
272 #ifdef DEVICE_CX3
273 #define NODNIC_DEVICE_CRSPACE_DB_OFFSET 12
274  device_cap->crspace_doorbells = CHECK_BIT(buffer, NODNIC_DEVICE_CRSPACE_DB_OFFSET);
275 #endif
276 
277  status = nodnic_cmd_read(device_priv, device_priv->device_offset + 0x4, &buffer);
278  MLX_FATAL_CHECK_STATUS(status, read_err, "failed to read nodnic second dword");
279 
280 #define NODNIC_DEVICE_LOG_MAX_RING_SIZE_OFFSET 24
281 #define NODNIC_DEVICE_LOG_MAX_RING_SIZE_MASK 0x3F
282 #define NODNIC_DEVICE_PD_MASK 0xFFFFFF
283  device_cap->log_max_ring_size =
285 
286  //get device magic numbers
287  device_priv->pd = buffer & NODNIC_DEVICE_PD_MASK;
288 
289  status = nodnic_cmd_read(device_priv, device_priv->device_offset + 0x8, &buffer);
290  MLX_FATAL_CHECK_STATUS(status, read_err, "failed to read nodnic third dword");
291  device_priv->lkey = buffer;
292 
293 #ifdef DEVICE_CX3
294  if ( device_cap->crspace_doorbells ) {
295  status = nodnic_cmd_read(device_priv, device_priv->device_offset + 0x18, &buffer);
296  MLX_FATAL_CHECK_STATUS(status, read_err, "failed to read nodnic_crspace_clear_int address");
297  device_priv->crspace_clear_int = device_priv->utils->config + buffer;
298  }
299 #endif
300 
301  status = nodnic_cmd_read(device_priv, device_priv->device_offset + 0x10, (mlx_uint32*)&guid_h);
302  MLX_FATAL_CHECK_STATUS(status, read_err, "failed to read nodnic guid_h");
303  status = nodnic_cmd_read(device_priv, device_priv->device_offset + 0x14, (mlx_uint32*)&guid_l);
304  MLX_FATAL_CHECK_STATUS(status, read_err, "failed to read nodnic guid_l");
305  device_priv->device_guid = guid_l | (guid_h << 32);
306 
307 #define NODNIC_DEVICE_SUPPORT_RX_PI_DMA_OFFSET 31
308 #define NODNIC_DEVICE_SUPPORT_RX_PI_DMA_MASK 0x1
309 #define NODNIC_DEVICE_SUPPORT_UAR_TRX_DB_OFFSET 29
310 #define NODNIC_DEVICE_SUPPORT_UAR_TRX_DB_MASK 0x1
311 #define NODNIC_DEVICE_SUPPORT_BAR_CQ_CONTROL_OFFSET 27
312 #define NODNIC_DEVICE_SUPPORT_BAR_CQ_CONTROL_MASK 0x1
313  status = nodnic_cmd_read(device_priv, device_priv->device_offset + 0x1c, &buffer);
314  MLX_FATAL_CHECK_STATUS(status, read_err, "failed to read nodnic support_rx_pi_dma");
315  if ( sizeof ( mlx_uintn ) == sizeof ( mlx_uint32 ) ) {
316  device_cap->support_rx_pi_dma = FALSE;
317  device_cap->support_uar_tx_db = FALSE;
318  device_cap->support_bar_cq_ctrl = FALSE;
319  } else {
323  }
324 
325 #define NODNIC_DEVICE_LOG_UAR_PAGE_SIZE_OFFSET 0
326 #define NODNIC_DEVICE_LOG_UAR_PAGE_SIZE_MASK 0xFF
327  status = nodnic_cmd_read(device_priv, device_priv->device_offset + 0x20, &buffer);
328  MLX_FATAL_CHECK_STATUS(status, read_err, "failed to read nodnic log_uar_page_size");
330 read_err:
331 parm_err:
332  return status;
333 }
#define NODNIC_DEVICE_LOG_MAX_RING_SIZE_MASK
#define MLX_INVALID_PARAMETER
#define NODNIC_DEVICE_LOG_UAR_PAGE_SIZE_OFFSET
#define NODNIC_DEVICE_LOG_MAX_RING_SIZE_OFFSET
#define NODNIC_DEVICE_LOG_PKEY_TABLE_SIZE_MASK
uint32_t buffer
Buffer index (or NETVSC_RNDIS_NO_BUFFER)
Definition: netvsc.h:16
#define NODNIC_DEVICE_SUPPORT_RX_PI_DMA_OFFSET
#define NODNIC_DEVICE_SUPPORT_BAR_CQ_CONTROL_OFFSET
uint8_t status
Status.
Definition: ena.h:16
uint32_t mlx_uint32
#define NODNIC_DEVICE_LOG_UAR_PAGE_SIZE_MASK
#define NODNIC_DEVICE_NUM_PORTS_OFFSET
#define NODNIC_DEVICE_PD_MASK
#define MLX_SUCCESS
#define NODNIC_DEVICE_LOG_WORKING_BUFFER_SIZE_MASK
#define MLX_FATAL_CHECK_STATUS(status, label, message)
Definition: mlx_bail.h:29
#define NODNIC_DEVICE_LOG_WORKING_BUFFER_SIZE_OFFSET
#define CHECK_BIT(field, offset)
Definition: mlx_device.c:29
#define NODNIC_DEVICE_LOG_PKEY_TABLE_SIZE_OFFSET
unsigned long mlx_uintn
#define NODNIC_DEVICE_SUPPORT_UAR_TRX_DB_OFFSET
#define NODNIC_DEVICE_SUPPORT_PROMISC_FILTER_OFFSET
#define NODNIC_DEVICE_SUPPORT_PROMISC_MULT_FILTER_OFFSET
#define FALSE
Definition: tlan.h:45
int mlx_status
uint64_t mlx_uint64
mlx_status nodnic_cmd_read(IN nodnic_device_priv *device_priv, IN mlx_uint32 address, OUT mlx_pci_gw_buffer *buffer)
Definition: mlx_cmd.c:29
#define NODNIC_DEVICE_SUPPORT_MAC_FILTERS_OFFSET
#define NULL
NULL pointer (VOID *)
Definition: Base.h:362

References buffer, CHECK_BIT, FALSE, _nodnic_device_capabilites::log_max_ring_size, _nodnic_device_capabilites::log_pkey_table_size, _nodnic_device_capabilites::log_uar_page_size, _nodnic_device_capabilites::log_working_buffer_size, MLX_FATAL_CHECK_STATUS, MLX_INVALID_PARAMETER, MLX_SUCCESS, nodnic_cmd_read(), NODNIC_DEVICE_LOG_MAX_RING_SIZE_MASK, NODNIC_DEVICE_LOG_MAX_RING_SIZE_OFFSET, NODNIC_DEVICE_LOG_PKEY_TABLE_SIZE_MASK, NODNIC_DEVICE_LOG_PKEY_TABLE_SIZE_OFFSET, NODNIC_DEVICE_LOG_UAR_PAGE_SIZE_MASK, NODNIC_DEVICE_LOG_UAR_PAGE_SIZE_OFFSET, NODNIC_DEVICE_LOG_WORKING_BUFFER_SIZE_MASK, NODNIC_DEVICE_LOG_WORKING_BUFFER_SIZE_OFFSET, NODNIC_DEVICE_NUM_PORTS_OFFSET, NODNIC_DEVICE_PD_MASK, NODNIC_DEVICE_SUPPORT_BAR_CQ_CONTROL_OFFSET, NODNIC_DEVICE_SUPPORT_MAC_FILTERS_OFFSET, NODNIC_DEVICE_SUPPORT_PROMISC_FILTER_OFFSET, NODNIC_DEVICE_SUPPORT_PROMISC_MULT_FILTER_OFFSET, NODNIC_DEVICE_SUPPORT_RX_PI_DMA_OFFSET, NODNIC_DEVICE_SUPPORT_UAR_TRX_DB_OFFSET, NULL, _nodnic_device_capabilites::num_ports, status, _nodnic_device_capabilites::support_bar_cq_ctrl, _nodnic_device_capabilites::support_mac_filters, _nodnic_device_capabilites::support_promisc_filter, _nodnic_device_capabilites::support_promisc_multicast_filter, _nodnic_device_capabilites::support_rx_pi_dma, and _nodnic_device_capabilites::support_uar_tx_db.

Referenced by flexboot_nodnic_probe().

◆ nodnic_device_clear_int()

mlx_status nodnic_device_clear_int ( IN nodnic_device_priv device_priv)

Definition at line 165 of file mlx_device.c.

168 {
170  mlx_uint32 disable = 1;
171 #ifndef DEVICE_CX3
172  status = nodnic_cmd_write(device_priv, NODNIC_NIC_DISABLE_INT_OFFSET, disable);
173  MLX_CHECK_STATUS(device_priv, status, clear_int_done, "failed writing to disable_bit");
174 #else
175  mlx_utils *utils = device_priv->utils;
176  mlx_uint64 clear_int = (mlx_uintn)(device_priv->crspace_clear_int);
177  mlx_uint32 swapped = 0;
178 
179  if (device_priv->device_cap.crspace_doorbells == 0) {
180  status = nodnic_cmd_write(device_priv, NODNIC_NIC_DISABLE_INT_OFFSET, disable);
181  MLX_CHECK_STATUS(device_priv, status, clear_int_done, "failed writing to disable_bit");
182  } else {
183  /* Write the new index and update FW that new data was submitted */
184  disable = 0x80000000;
185  mlx_memory_cpu_to_be32(utils, disable, &swapped);
186  mlx_pci_mem_write (utils, MlxPciWidthUint32, 0, clear_int, 1, &swapped);
187  mlx_pci_mem_read (utils, MlxPciWidthUint32, 0, clear_int, 1, &swapped);
188  }
189 #endif
190 clear_int_done:
191  return status;
192 }
mlx_status mlx_memory_cpu_to_be32(IN mlx_utils *utils, IN mlx_uint32 source, IN mlx_uint32 *destination)
Definition: mlx_memory.c:207
mlx_status mlx_pci_mem_write(IN mlx_utils *utils, IN mlx_pci_width width, IN mlx_uint8 bar_index, IN mlx_uint64 offset, IN mlx_uintn count, IN mlx_void *buffer)
Definition: mlx_pci.c:116
mlx_status mlx_pci_mem_read(IN mlx_utils *utils, IN mlx_pci_width width, IN mlx_uint8 bar_index, IN mlx_uint64 offset, IN mlx_uintn count, OUT mlx_void *buffer)
Definition: mlx_pci.c:96
#define NODNIC_NIC_DISABLE_INT_OFFSET
Definition: mlx_device.h:44
mlx_status nodnic_cmd_write(IN nodnic_device_priv *device_priv, IN mlx_uint32 address, IN mlx_pci_gw_buffer buffer)
Definition: mlx_cmd.c:54
uint8_t status
Status.
Definition: ena.h:16
uint32_t mlx_uint32
#define MLX_SUCCESS
unsigned long mlx_uintn
int mlx_status
uint64_t mlx_uint64
#define MLX_CHECK_STATUS(id, status, label, message)
Definition: mlx_bail.h:37

References MLX_CHECK_STATUS, mlx_memory_cpu_to_be32(), mlx_pci_mem_read(), mlx_pci_mem_write(), MLX_SUCCESS, MlxPciWidthUint32, nodnic_cmd_write(), NODNIC_NIC_DISABLE_INT_OFFSET, and status.

Referenced by flexboot_nodnic_eth_irq().

◆ nodnic_device_get_fw_version()

mlx_status nodnic_device_get_fw_version ( IN nodnic_device_priv device_priv,
OUT mlx_uint16 fw_ver_minor,
OUT mlx_uint16 fw_ver_sub_minor,
OUT mlx_uint16 fw_ver_major 
)

Definition at line 336 of file mlx_device.c.

341  {
343  mlx_uint32 buffer = 0;
344 
345  if( device_priv == NULL ){
347  goto parm_err;
348  }
349 
350  status = nodnic_cmd_read(device_priv, 0x0, &buffer);
351  MLX_CHECK_STATUS(device_priv, status, read_err, "failed to read fw revision major and minor");
352 
353  *fw_ver_minor = (mlx_uint16)(buffer >> 16);
354  *fw_ver_major = (mlx_uint16)buffer;
355 
356  status = nodnic_cmd_read(device_priv, 0x4, &buffer);
357  MLX_CHECK_STATUS(device_priv, status, read_err, "failed to read fw revision sub minor");
358 
359  *fw_ver_sub_minor = (mlx_uint16)buffer;
360 read_err:
361 parm_err:
362  return status;
363 }
#define MLX_INVALID_PARAMETER
uint32_t buffer
Buffer index (or NETVSC_RNDIS_NO_BUFFER)
Definition: netvsc.h:16
uint8_t status
Status.
Definition: ena.h:16
uint32_t mlx_uint32
#define MLX_SUCCESS
uint16_t mlx_uint16
int mlx_status
#define MLX_CHECK_STATUS(id, status, label, message)
Definition: mlx_bail.h:37
mlx_status nodnic_cmd_read(IN nodnic_device_priv *device_priv, IN mlx_uint32 address, OUT mlx_pci_gw_buffer *buffer)
Definition: mlx_cmd.c:29
#define NULL
NULL pointer (VOID *)
Definition: Base.h:362

References buffer, MLX_CHECK_STATUS, MLX_INVALID_PARAMETER, MLX_SUCCESS, nodnic_cmd_read(), NULL, and status.