EFM32 Gecko Software Documentation
efm32g-doc-5.1.2
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Driver for Micrel KSZ8851SNL Ethernet controller.
Copyright 2015 Silicon Labs, Inc. http://www.silabs.com
This file is licensed under the Silabs License Agreement. See the file "Silabs_License_Agreement.txt" for details. Before using this software for any purpose, you must agree to the terms of that agreement.
Definition in file ksz8851snl.c.
#include <stdio.h>
#include "ksz8851snl.h"
#include "ksz8851snl_spi.h"
#include "em_assert.h"
#include "lwip/sys.h"
#include "lwipopts.h"
#include "debug.h"
Go to the source code of this file.
Functions | |
void | KSZ8851SNL_AllRegistersDump (void) |
Prints the value of the registers of the ethernet controller. More... | |
void | KSZ8851SNL_Enable (void) |
Enable RX and TX. | |
uint16_t | KSZ8851SNL_FrameCounterGet (void) |
FrameCounter. | |
void | KSZ8851SNL_FrameCounterSet (void) |
FrameCounter. | |
void | KSZ8851SNL_Init (void) |
Initialize the registers of the ethernet controller. | |
void | KSZ8851SNL_IntClear (uint16_t flags) |
Clear interrupt flags. More... | |
void | KSZ8851SNL_IntDisable (void) |
disables the chip interrupts | |
void | KSZ8851SNL_IntEnable (void) |
enables the chip interrupts | |
uint16_t | KSZ8851SNL_IntGet (void) |
Get interrupt flags. | |
void | KSZ8851SNL_MacAddressGet (uint8_t *macAddress) |
Get the MAC address of the current board. More... | |
void | KSZ8851SNL_MIBCountersDump (void) |
Dumps the Management Information Base Counters. More... | |
void | KSZ8851SNL_MIBCountersUpdate (void) |
Update the Management Information Base Counters. More... | |
uint16_t | KSZ8851SNL_PHYStatusGet (void) |
Get the PHY status. | |
void | KSZ8851SNL_PMECRStatusClear (uint16_t flags) |
Clear PMECR (Power Management Event Control Register) flags. More... | |
uint16_t | KSZ8851SNL_Receive (uint16_t length, uint8_t *buffer) |
Performs the actual receive of a raw frame over the network. More... | |
void | KSZ8851SNL_RegistersDump (void) |
Prints the value of the registers of the ethernet controller. More... | |
uint16_t | KSZ8851SNL_RXQCRGet (void) |
Get RXQCR register. | |
void | KSZ8851SNL_RxQueueReset (void) |
Reset RxQueue. | |
void | KSZ8851SNL_Transmit (uint16_t length, const uint8_t *buffer) |
Transmit a chunk of data to the ethernet controller. The chunk can be either a full ethernet frame or a partial chunk of an ethernet frame. More... | |
bool | KSZ8851SNL_TransmitBegin (uint16_t length) |
Prepares for a transmission of an ethernet frame over the network. More... | |
void | KSZ8851SNL_TransmitEnd (uint16_t length) |
Ends a transmission of an ethernet frame to the ethernet controller. More... | |
void | KSZ8851SNL_TxQueueReset (void) |
Reset TxQueue. | |
static uint32_t | MIBCountersRead (uint16_t offset) |
helper function for KSZ8851SNL_UpdateMIBCounters More... | |
static void | ReleaseIncosistentFrame (void) |
Release the current frame if it is inconsistent. More... | |
Variables | |
static KSZ8851SLN_mib_t | mibCounters |
Copy of the current MIB counters values from the ksz8851snl. This is updated by calling KSZ8851SNL_MIBCountersUpdate. More... | |
#define AUTO_NEG 0x1000 |
Force auto negotiation
Definition at line 288 of file ksz8851snl.c.
#define BLOCKING_RECEIVE 0 |
Determines if receive will block
Definition at line 85 of file ksz8851snl.c.
#define BYTE_MASK 0x00FF |
Used to mask the LSB
Definition at line 92 of file ksz8851snl.c.
#define BYTE_SIZE 0x0008 |
Used to mark the MSB pos
Definition at line 93 of file ksz8851snl.c.
#define CHECKSUM_VALID_FRAME_MASK 0x3C17 |
CRC OK for ICMP, IP, TCP, UDP MII error Frame too long error
Definition at line 69 of file ksz8851snl.c.
#define CHIP_ID_MASK 0xFFF0 |
Used to mask the revision ID
Definition at line 62 of file ksz8851snl.c.
#define CIDER 0xC0 |
Chip ID and Enable Register
Definition at line 51 of file ksz8851snl.c.
#define CLEAR_INT 0xFFFF |
Used to clear INT_STATUS_REG
Definition at line 65 of file ksz8851snl.c.
#define DIGITAL_LOOPBACK 0x4000 |
Enable Digital loopback mode
Definition at line 284 of file ksz8851snl.c.
#define EXTRA_SIZE 0x0008 |
Needed for the frame header
Definition at line 84 of file ksz8851snl.c.
#define FCHWR 0xB2 |
Configure High Watermark to 4KByte
Definition at line 50 of file ksz8851snl.c.
#define FCLWR 0xB0 |
Configure Low Watermark to 6KByte
Definition at line 49 of file ksz8851snl.c.
#define FD_PTR_AUTO_INC 0x4000 |
Used to reset the FD pointer
Definition at line 64 of file ksz8851snl.c.
#define FORCE_100 0x2000 |
Force the speed to 100MBps
Definition at line 286 of file ksz8851snl.c.
#define FORCE_FULL_DUPLEX 0x0100 |
Force full duplex
Definition at line 292 of file ksz8851snl.c.
#define FRAME_COUNT_THRESHOLD 1 |
Receive Frame Count Threshold to use in RXFCTR
Definition at line 298 of file ksz8851snl.c.
#define FRAME_ID_MASK 0x003F |
Used to mask the reserved bits
Definition at line 68 of file ksz8851snl.c.
#define GLOBAL_SOFT_RESET 0x0001 |
Global reset
Definition at line 277 of file ksz8851snl.c.
#define GRR 0x26 |
Global Reset Register
Definition at line 34 of file ksz8851snl.c.
#define HIGH_QMU_MAC_H 0x00 |
1st segment of the MAC address
Definition at line 89 of file ksz8851snl.c.
#define HIGH_QMU_MAC_L 0x0B |
2nd segment of the MAC address
Definition at line 90 of file ksz8851snl.c.
#define IACR 0xC8 |
Indirect access control Register
Definition at line 52 of file ksz8851snl.c.
#define IADHR 0xD2 |
Indirect access data high Register
Definition at line 54 of file ksz8851snl.c.
#define IADLR 0xD0 |
Indirect access data low Register
Definition at line 53 of file ksz8851snl.c.
#define IER 0x90 |
Interrupt Enable Register
Definition at line 45 of file ksz8851snl.c.
#define ISR 0x92 |
Interrupt Status Register
Definition at line 46 of file ksz8851snl.c.
#define KSZ8851SNL_CHIP_ID 0x8870 |
Default Chip ID for KSZ8851SNL
Definition at line 61 of file ksz8851snl.c.
#define LSB_MASK 0x00FF |
Used to mask the LSB
Definition at line 80 of file ksz8851snl.c.
#define MARH 0x14 |
MAC Address High
Definition at line 32 of file ksz8851snl.c.
#define MARL 0x10 |
MAC Address Low
Definition at line 30 of file ksz8851snl.c.
#define MARM 0x12 |
MAC Address Middle
Definition at line 31 of file ksz8851snl.c.
#define MIB_MASK 0x1C00 |
Management information base registers MIB Mask
Definition at line 301 of file ksz8851snl.c.
#define MIB_Rx1024to1521Octets 0x13 |
Definition at line 321 of file ksz8851snl.c.
#define MIB_Rx128to255Octets 0x10 |
Definition at line 318 of file ksz8851snl.c.
#define MIB_Rx1522to2000Octets 0x14 |
Definition at line 322 of file ksz8851snl.c.
#define MIB_Rx256to511Octets 0x11 |
Definition at line 319 of file ksz8851snl.c.
#define MIB_Rx512to1023Octets 0x12 |
Definition at line 320 of file ksz8851snl.c.
#define MIB_Rx64Octets 0x0E |
Definition at line 316 of file ksz8851snl.c.
#define MIB_Rx65to127Octets 0x0F |
Definition at line 317 of file ksz8851snl.c.
#define MIB_RxAlignmentError 0x08 |
Definition at line 310 of file ksz8851snl.c.
#define MIB_RxBroadcast 0x0B |
Definition at line 313 of file ksz8851snl.c.
#define MIB_RxByte 0x00 |
Definition at line 302 of file ksz8851snl.c.
#define MIB_RxControl8808Pkts 0x09 |
Definition at line 311 of file ksz8851snl.c.
#define MIB_RxCRCError 0x07 |
Definition at line 309 of file ksz8851snl.c.
#define MIB_RxFragments 0x03 |
Definition at line 305 of file ksz8851snl.c.
#define MIB_RxJabbers 0x05 |
Definition at line 307 of file ksz8851snl.c.
#define MIB_RxMulticast 0x0C |
Definition at line 314 of file ksz8851snl.c.
#define MIB_RxOversize 0x04 |
Definition at line 306 of file ksz8851snl.c.
#define MIB_RxPausePkts 0x0A |
Definition at line 312 of file ksz8851snl.c.
#define MIB_RxSymbolError 0x06 |
Definition at line 308 of file ksz8851snl.c.
#define MIB_RxUndersizePkt 0x02 |
Definition at line 304 of file ksz8851snl.c.
#define MIB_RxUnicast 0x0D |
Definition at line 315 of file ksz8851snl.c.
#define MIB_TxBroadcastPkts 0x18 |
Definition at line 326 of file ksz8851snl.c.
#define MIB_TxByte 0x15 |
Definition at line 323 of file ksz8851snl.c.
#define MIB_TxDeferred 0x1B |
Definition at line 329 of file ksz8851snl.c.
#define MIB_TxExcessiveCollision 0x1D |
Definition at line 331 of file ksz8851snl.c.
#define MIB_TxLateCollision 0x16 |
Definition at line 324 of file ksz8851snl.c.
#define MIB_TxMulticastPkts 0x19 |
Definition at line 327 of file ksz8851snl.c.
#define MIB_TxMultipleCollision 0x1F |
Definition at line 333 of file ksz8851snl.c.
#define MIB_TxPausePkts 0x17 |
Definition at line 325 of file ksz8851snl.c.
#define MIB_TxSingleCollision 0x1E |
Definition at line 332 of file ksz8851snl.c.
#define MIB_TxTotalCollision 0x1C |
Definition at line 330 of file ksz8851snl.c.
#define MIB_TxUnicastPkts 0x1A |
Definition at line 328 of file ksz8851snl.c.
#define MIB_XXX 0x01 |
MIB Reserved byte
Definition at line 303 of file ksz8851snl.c.
#define MID_QMU_MAC_H 0x57 |
3rd segment of the MAC address
Definition at line 91 of file ksz8851snl.c.
#define MSB_POS 0x0008 |
Used to mark the MSB pos
Definition at line 81 of file ksz8851snl.c.
#define NO_INT 0x0000 |
Used to disable the interupts
Definition at line 66 of file ksz8851snl.c.
#define OBCR 0x20 |
On-Chip Bus Control Register
Definition at line 33 of file ksz8851snl.c.
#define ONE_FRAME_THRES 0x0001 |
RX INT after one frame
Definition at line 63 of file ksz8851snl.c.
#define P1CR 0xF6 |
Port 1 Control Register
Definition at line 58 of file ksz8851snl.c.
#define P1MBCR 0xE4 |
PHY1 MII-Register Basic Control Register
Definition at line 57 of file ksz8851snl.c.
#define P1SR 0xF8 |
Port 1 Status Register
Definition at line 59 of file ksz8851snl.c.
#define PHY_RESET 0x0001 |
PHY Reset Register Options
Definition at line 280 of file ksz8851snl.c.
#define PHYRR 0xD8 |
PHY Reset Register
Definition at line 56 of file ksz8851snl.c.
#define PMECR 0xD4 |
Power Managment Event Control Register
Definition at line 55 of file ksz8851snl.c.
#define PORT1_AN_DONE 0x0040 |
Auto-neg done
Definition at line 229 of file ksz8851snl.c.
#define PORT1_AUTO_MDIX_DISABLE 0x0400 |
Disable auto MDI/MDI-X
Definition at line 243 of file ksz8851snl.c.
#define PORT1_AUTO_NEG_100BTX 0x0004 |
Advertise 100BT half-duplex capability
Definition at line 257 of file ksz8851snl.c.
#define PORT1_AUTO_NEG_100BTX_FD 0x0008 |
Advertise 100BT full-duplex capability
Definition at line 255 of file ksz8851snl.c.
#define PORT1_AUTO_NEG_10BT 0x0001 |
Advertise 10BT half-duplex capability
Definition at line 261 of file ksz8851snl.c.
#define PORT1_AUTO_NEG_10BT_FD 0x0002 |
Advertise 10BT full-duplex capability
Definition at line 259 of file ksz8851snl.c.
#define PORT1_AUTO_NEG_ENABLE 0x0080 |
Enable auto-negotiation
Definition at line 247 of file ksz8851snl.c.
#define PORT1_AUTO_NEG_FLOW_CTRL 0x0010 |
Advertise flow control capability
Definition at line 253 of file ksz8851snl.c.
#define PORT1_AUTO_NEG_RESTART 0x2000 |
Restart auto-negotiation
Definition at line 239 of file ksz8851snl.c.
#define PORT1_CONFIG |
PHY Port default config P1CR
Definition at line 264 of file ksz8851snl.c.
#define PORT1_FORCE_100_MBIT 0x0040 |
Force PHY 100Mbps
Definition at line 249 of file ksz8851snl.c.
#define PORT1_FORCE_FULL_DUPLEX 0x0020 |
Force PHY in full duplex mode
Definition at line 251 of file ksz8851snl.c.
#define PORT1_FORCE_MDIX 0x0200 |
Force MDI-X
Definition at line 245 of file ksz8851snl.c.
#define PORT1_LED_OFF 0x8000 |
Turn off port LEDs
Definition at line 235 of file ksz8851snl.c.
#define PORT1_LINK_GOOD 0x0020 |
Link good
Definition at line 231 of file ksz8851snl.c.
#define PORT1_POWER_DOWN 0x0800 |
Set port power-down
Definition at line 241 of file ksz8851snl.c.
#define PORT1_TX_DISABLE 0x4000 |
Disable port transmit
Definition at line 237 of file ksz8851snl.c.
#define QMU_MODULE_SOFT_RESET 0x0002 |
QMU Reset
Definition at line 275 of file ksz8851snl.c.
#define RESTART_AUTO_NEG 0x0200 |
Restart auto negotiation
Definition at line 290 of file ksz8851snl.c.
#define RX_BYTE_CNT_MASK 0x0FFF |
Used to mask the reserved bits
Definition at line 79 of file ksz8851snl.c.
#define RX_FLOW_CTRL1_CONFIG |
RX FLOW CONTROL1 Initialization collection
Definition at line 162 of file ksz8851snl.c.
#define RX_FLOW_CTRL2_CONFIG |
RX FLOW CONTROL2 Initialization collection
Definition at line 196 of file ksz8851snl.c.
#define RX_FLOW_CTRL_BAD_PACKET 0x0200 |
Enable Receive Error Frames
Definition at line 145 of file ksz8851snl.c.
#define RX_FLOW_CTRL_BLOCK_MAC 0x0001 |
Receive Source Address Filtering
Definition at line 193 of file ksz8851snl.c.
#define RX_FLOW_CTRL_BROADCAST_ENABLE 0x0080 |
Enable Receive Broadcast frames
Definition at line 147 of file ksz8851snl.c.
#define RX_FLOW_CTRL_BURST_LEN_16 0x0040 |
16 Bytes length
Definition at line 179 of file ksz8851snl.c.
#define RX_FLOW_CTRL_BURST_LEN_32 0x0060 |
32 Bytes length
Definition at line 181 of file ksz8851snl.c.
#define RX_FLOW_CTRL_BURST_LEN_4 0x0000 |
4 bytes length
Definition at line 175 of file ksz8851snl.c.
#define RX_FLOW_CTRL_BURST_LEN_8 0x0020 |
8 Bytes length
Definition at line 177 of file ksz8851snl.c.
#define RX_FLOW_CTRL_BURST_LEN_FRAME 0x0080 |
Full frame length
Definition at line 183 of file ksz8851snl.c.
#define RX_FLOW_CTRL_BURST_LEN_MASK 0x00E0 |
Receive Flow Control Burst Length mask
Definition at line 173 of file ksz8851snl.c.
#define RX_FLOW_CTRL_FLOW_ENENABLE 0x0400 |
Enable Receive Flow Control
Definition at line 143 of file ksz8851snl.c.
#define RX_FLOW_CTRL_FLUSH_QUEUE 0x8000 |
Flush Receive Queue
Definition at line 133 of file ksz8851snl.c.
#define RX_FLOW_CTRL_ICMP_CHECKSUM 0x0002 |
Enable ICMP frame
Definition at line 191 of file ksz8851snl.c.
#define RX_FLOW_CTRL_INVERSE_FILTER 0x0002 |
Receive Inverse Filtering
Definition at line 157 of file ksz8851snl.c.
#define RX_FLOW_CTRL_IP_CHECKSUM 0x1000 |
Enable Receive IP Frame Checksum Check
Definition at line 139 of file ksz8851snl.c.
#define RX_FLOW_CTRL_IPV6_UDP_FRAG_PASS 0x0010 |
IPV4/IPV6/UDP Fragment Frame Pass
Definition at line 185 of file ksz8851snl.c.
#define RX_FLOW_CTRL_IPV6_UDP_ZERO_PASS 0x0008 |
IPV4/IPV6/UDP Frame Checksum Equal Zero
Definition at line 187 of file ksz8851snl.c.
#define RX_FLOW_CTRL_MAC_FILTER 0x0800 |
Receive Physical Address Filtering with MAC Address Enable
Definition at line 141 of file ksz8851snl.c.
#define RX_FLOW_CTRL_MULTICAST_ENABLE 0x0040 |
Enable Receive Multicast frames
Definition at line 149 of file ksz8851snl.c.
#define RX_FLOW_CTRL_PROMISCUOUS_MODE 0x0012 |
Receive all incoming frames
Definition at line 153 of file ksz8851snl.c.
#define RX_FLOW_CTRL_RX_ALL 0x0010 |
Receive all frames
Definition at line 155 of file ksz8851snl.c.
#define RX_FLOW_CTRL_RX_ENABLE 0x0001 |
Enable receive
Definition at line 159 of file ksz8851snl.c.
#define RX_FLOW_CTRL_TCP_CHECKSUM 0x2000 |
Enable Receive TCP Frame Checksum Check
Definition at line 137 of file ksz8851snl.c.
#define RX_FLOW_CTRL_UDP_CHECKSUM 0x4000 |
Enable Receive UDP Frame Checksum Check
Definition at line 135 of file ksz8851snl.c.
#define RX_FLOW_CTRL_UDP_LITE_CHECKSUM 0x0004 |
Enable UDP Lite frame
Definition at line 189 of file ksz8851snl.c.
#define RX_FLOW_CTRL_UNICAST_ENABLE 0x0020 |
Enable Receive Unicast frames
Definition at line 151 of file ksz8851snl.c.
#define RXCR1 0x74 |
Receive Flow Control Register 1
Definition at line 36 of file ksz8851snl.c.
#define RXCR2 0x76 |
Receive Flow Control Register 2
Definition at line 37 of file ksz8851snl.c.
#define RXFCTR 0x9C |
RX Frame Count & Threshold Register
Definition at line 47 of file ksz8851snl.c.
#define RXFDPR 0x86 |
RX Frame Data Pointer Register
Definition at line 44 of file ksz8851snl.c.
#define RXFHBCR 0x7E |
Receive Frame Header Bytecount Register
Definition at line 40 of file ksz8851snl.c.
#define RXFHSR 0x7C |
Receive Frame Header Status Register
Definition at line 39 of file ksz8851snl.c.
#define RXQ_AUTO_DEQUEUE 0x0010 |
Enable Auto Dequeue RXQ Frame
Definition at line 217 of file ksz8851snl.c.
#define RXQ_CMD_CONFIG |
RX COMMAND Initialization collection
Definition at line 224 of file ksz8851snl.c.
#define RXQ_EN_ON_BYTE_CNT_INT 0x0040 |
Enable RX interrupt on byte count threshold
Definition at line 213 of file ksz8851snl.c.
#define RXQ_EN_ON_FRAME_CNT_INT 0x0020 |
Enable RX interrupt on frame count threshold
Definition at line 215 of file ksz8851snl.c.
#define RXQ_EN_ON_TIME_INT 0x0080 |
Enable RX interrupt on timer duration
Definition at line 211 of file ksz8851snl.c.
#define RXQ_ON_BYTE_CNT_INT 0x0800 |
RX interrupt is occured on byte count threshold
Definition at line 205 of file ksz8851snl.c.
#define RXQ_ON_FRAME_CNT_INT 0x0400 |
RX interrupt is occured on frame count threshold
Definition at line 207 of file ksz8851snl.c.
#define RXQ_ON_TIME_INT 0x1000 |
RX interrupt is occured on timer duration
Definition at line 203 of file ksz8851snl.c.
#define RXQ_RELEASE_ERROR_FRAME 0x0001 |
Release RX Error Frame
Definition at line 221 of file ksz8851snl.c.
#define RXQ_START_DMA 0x0008 |
Start QMU transfer operation
Definition at line 219 of file ksz8851snl.c.
#define RXQ_TWOBYTE_OFFSET 0x0200 |
Enable adding 2-bytes offset before IP frame header
Definition at line 209 of file ksz8851snl.c.
#define RXQCR 0x82 |
RXQ Command Register
Definition at line 42 of file ksz8851snl.c.
#define TX_FLOW_CTRL_CONFIG |
TX FLOW CONTROL Initialization collection
Definition at line 115 of file ksz8851snl.c.
#define TX_FLOW_CTRL_CRC_ENABLE 0x0002 |
Transmit CRC Enable
Definition at line 110 of file ksz8851snl.c.
#define TX_FLOW_CTRL_ENABLE 0x0001 |
Enable tranmsit
Definition at line 112 of file ksz8851snl.c.
#define TX_FLOW_CTRL_FLOW_ENABLE 0x0008 |
Transmit flow control enable
Definition at line 106 of file ksz8851snl.c.
#define TX_FLOW_CTRL_FLUSH_QUEUE 0x0010 |
Flush Transmit Queue
Definition at line 104 of file ksz8851snl.c.
#define TX_FLOW_CTRL_ICMP_CHECKSUM 0x0100 |
Enable Transmit Checksum Generation for ICMP
Definition at line 98 of file ksz8851snl.c.
#define TX_FLOW_CTRL_IP_CHECKSUM 0x0020 |
Enable Transmit Checksum Generation for IP
Definition at line 102 of file ksz8851snl.c.
#define TX_FLOW_CTRL_PAD_ENABLE 0x0004 |
Transmit Padding enable
Definition at line 108 of file ksz8851snl.c.
#define TX_FLOW_CTRL_TCP_CHECKSUM 0x0040 |
Enable Transmit Checksum Generation for TCP
Definition at line 100 of file ksz8851snl.c.
#define TX_INT_on_COMPLETION 0x8000 |
TX INT on completion
Definition at line 82 of file ksz8851snl.c.
#define TX_MEM_AVAIL_MASK 0x1FFF |
Used to mask the reserved bits
Definition at line 67 of file ksz8851snl.c.
#define TX_MEMORY_WAIT_MS 500 |
wait time in ms for TX memory to be available
Definition at line 295 of file ksz8851snl.c.
#define TXCR 0x70 |
Transmit Flow Control Register
Definition at line 35 of file ksz8851snl.c.
#define TXFDPR 0x84 |
TX Frame Data Pointer Register
Definition at line 43 of file ksz8851snl.c.
#define TXMIR 0x78 |
TXQ Memory Information Register
Definition at line 38 of file ksz8851snl.c.
#define TXNTFSR 0x9E |
TX Next Frame size register
Definition at line 48 of file ksz8851snl.c.
#define TXQ_AUTO_ENQUEUE 0x0004 |
Enable Auto-Enqueue TXQ Frame
Definition at line 124 of file ksz8851snl.c.
#define TXQ_ENQUEUE 0x0001 |
Enable Manual Engueue TXQ Frame
Definition at line 128 of file ksz8851snl.c.
#define TXQ_MEM_AVAILABLE_INT 0x0002 |
Enable INT generation when TXQ Memory Available
Definition at line 126 of file ksz8851snl.c.
#define TXQCR 0x80 |
TXQ Command Register
Definition at line 41 of file ksz8851snl.c.
#define VALID_FRAME_MASK 0x8000 |
RXFV Receive Frame Valid of the RXFHSR register
Definition at line 75 of file ksz8851snl.c.
#define WATERMARK_4KB 0x0400 |
4KByte Watermark
Definition at line 87 of file ksz8851snl.c.
#define WATERMARK_6KB 0x0600 |
6KByte Watermark
Definition at line 86 of file ksz8851snl.c.
#define WORD_SIZE 0x0004 |
Word size in # of bytes
Definition at line 83 of file ksz8851snl.c.
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static |
helper function for KSZ8851SNL_UpdateMIBCounters
[in] | offset | The offset specifies which MIB counter you want to read |
Definition at line 365 of file ksz8851snl.c.
|
static |
Release the current frame if it is inconsistent.
Definition at line 855 of file ksz8851snl.c.
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static |
Copy of the current MIB counters values from the ksz8851snl. This is updated by calling KSZ8851SNL_MIBCountersUpdate.
The datasheet recommends that the MIB counter values are read at least every 30 seconds because of counter overflow possibility.
Definition at line 353 of file ksz8851snl.c.