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lwip-eth
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Dependents: EthernetInterface EthernetInterface EthernetInterface_RSF EthernetInterface ... more
Revision 1:0c9d93e2f51c, committed 2012-06-22
- Comitter:
- emilmont
- Date:
- Fri Jun 22 11:17:21 2012 +0000
- Parent:
- 0:f4db29eb9e47
- Child:
- 2:5208926bd863
- Commit message:
- Adapt NXP lwip Ethernet driver to CMSIS-RTOS and LPC1768
Changed in this revision
--- a/arch/lpc17_emac.c Fri Jun 22 09:32:29 2012 +0000
+++ b/arch/lpc17_emac.c Fri Jun 22 11:17:21 2012 +0000
@@ -1,44 +1,47 @@
-/**********************************************************************
-* $Id$ lpc17_emac.c 2011-11-20
-*//**
-* @file lpc17_emac.c
-* @brief LPC17 ethernet driver for LWIP
-* @version 1.0
-* @date 20. Nov. 2011
-* @author NXP MCU SW Application Team
-*
-* Copyright(C) 2011, NXP Semiconductor
-* All rights reserved.
-*
-***********************************************************************
-* Software that is described herein is for illustrative purposes only
-* which provides customers with programming information regarding the
-* products. This software is supplied "AS IS" without any warranties.
-* NXP Semiconductors assumes no responsibility or liability for the
-* use of the software, conveys no license or title under any patent,
-* copyright, or mask work right to the product. NXP Semiconductors
-* reserves the right to make changes in the software without
-* notification. NXP Semiconductors also make no representation or
-* warranty that such application will be suitable for the specified
-* use without further testing or modification.
+/**********************************************************************
+* $Id$ lpc17_emac.c 2011-11-20
+*//**
+* @file lpc17_emac.c
+* @brief LPC17 ethernet driver for LWIP
+* @version 1.0
+* @date 20. Nov. 2011
+* @author NXP MCU SW Application Team
+*
+* Copyright(C) 2011, NXP Semiconductor
+* All rights reserved.
+*
+***********************************************************************
+* Software that is described herein is for illustrative purposes only
+* which provides customers with programming information regarding the
+* products. This software is supplied "AS IS" without any warranties.
+* NXP Semiconductors assumes no responsibility or liability for the
+* use of the software, conveys no license or title under any patent,
+* copyright, or mask work right to the product. NXP Semiconductors
+* reserves the right to make changes in the software without
+* notification. NXP Semiconductors also make no representation or
+* warranty that such application will be suitable for the specified
+* use without further testing or modification.
**********************************************************************/
-#include "lwip/opt.h"
-#include "lwip/sys.h"
-#include "lwip/def.h"
-#include "lwip/mem.h"
-#include "lwip/pbuf.h"
-#include "lwip/stats.h"
-#include "lwip/snmp.h"
-#include "netif/etharp.h"
+#include "lwip/opt.h"
+#include "lwip/sys.h"
+#include "lwip/def.h"
+#include "lwip/mem.h"
+#include "lwip/pbuf.h"
+#include "lwip/stats.h"
+#include "lwip/snmp.h"
+#include "netif/etharp.h"
#include "netif/ppp_oe.h"
-#include "lpc177x_8x_emac.h"
-#include "lpc177x_8x_clkpwr.h"
+#include "lpc17xx_emac.h"
#include "lpc17_emac.h"
#include "lpc_emac_config.h"
#include "lpc_phy.h"
-
+#include "sys_arch.h"
+
+#include "mbed_interface.h"
+#include <string.h>
+
#ifndef LPC_EMAC_RMII
#error LPC_EMAC_RMII is not defined!
#endif
@@ -50,92 +53,92 @@
#if LPC_NUM_BUFF_RXDESCS < 3
#error LPC_NUM_BUFF_RXDESCS must be at least 3
#endif
-
-/** @defgroup lwip17xx_emac_DRIVER lpc17 EMAC driver for LWIP
- * @ingroup lwip_emac
- *
- * @{
+
+/** @defgroup lwip17xx_emac_DRIVER lpc17 EMAC driver for LWIP
+ * @ingroup lwip_emac
+ *
+ * @{
*/
-
-#if NO_SYS == 0
-/** \brief Driver transmit and receive thread priorities
- *
+
+#if NO_SYS == 0
+/** \brief Driver transmit and receive thread priorities
+ *
* Thread priorities for receive thread and TX cleanup thread. Alter
* to prioritize receive or transmit bandwidth. In a heavily loaded
* system or with LEIP_DEBUG enabled, the priorities might be better
* the same. */
-#define tskRECPKT_PRIORITY (DEFAULT_THREAD_PRIO + 4)
-#define tskTXCLEAN_PRIORITY (DEFAULT_THREAD_PRIO + 5)
-
-/** \brief Debug output formatter lock define
- *
+#define RX_PRIORITY (osPriorityNormal)
+#define TX_PRIORITY (osPriorityNormal)
+
+/** \brief Debug output formatter lock define
+ *
* When using FreeRTOS and with LWIP_DEBUG enabled, enabling this
* define will allow RX debug messages to not interleave with the
- * TX messages (so they are actually readable). Not enabling this
- * define when the system is under load will cause the output to
- * be unreadable. There is a small tradeoff in performance for this
+ * TX messages (so they are actually readable). Not enabling this
+ * define when the system is under load will cause the output to
+ * be unreadable. There is a small tradeoff in performance for this
* so use it only for debug. */
//#define LOCK_RX_THREAD
-
-/** \brief Receive group interrupts
- */
-#define RXINTGROUP (EMAC_INT_RX_OVERRUN | EMAC_INT_RX_ERR | EMAC_INT_RX_DONE)
-
-/** \brief Transmit group interrupts
- */
-#define TXINTGROUP (EMAC_INT_TX_UNDERRUN | EMAC_INT_TX_ERR | EMAC_INT_TX_DONE)
-#else
-#define RXINTGROUP 0
-#define TXINTGROUP 0
-#endif
-
- /** \brief Structure of a TX/RX descriptor
- */
-typedef struct
-{
- volatile u32_t packet; /**< Pointer to buffer */
- volatile u32_t control; /**< Control word */
-} LPC_TXRX_DESC_T;
-
-/** \brief Structure of a RX status entry
- */
-typedef struct
-{
- volatile u32_t statusinfo; /**< RX status word */
- volatile u32_t statushashcrc; /**< RX hash CRC */
+
+/** \brief Receive group interrupts
+ */
+#define RXINTGROUP (EMAC_INT_RX_OVERRUN | EMAC_INT_RX_ERR | EMAC_INT_RX_DONE)
+
+/** \brief Transmit group interrupts
+ */
+#define TXINTGROUP (EMAC_INT_TX_UNDERRUN | EMAC_INT_TX_ERR | EMAC_INT_TX_DONE)
+#else
+#define RXINTGROUP 0
+#define TXINTGROUP 0
+#endif
+
+ /** \brief Structure of a TX/RX descriptor
+ */
+typedef struct
+{
+ volatile u32_t packet; /**< Pointer to buffer */
+ volatile u32_t control; /**< Control word */
+} LPC_TXRX_DESC_T;
+
+/** \brief Structure of a RX status entry
+ */
+typedef struct
+{
+ volatile u32_t statusinfo; /**< RX status word */
+ volatile u32_t statushashcrc; /**< RX hash CRC */
} LPC_TXRX_STATUS_T;
-
-/* LPC EMAC driver data structure */
-struct lpc_enetdata {
- /* prxs must be 8 byte aligned! */
- LPC_TXRX_STATUS_T prxs[LPC_NUM_BUFF_RXDESCS]; /**< Pointer to RX statuses */
- struct netif *netif; /**< Reference back to LWIP parent netif */
- LPC_TXRX_DESC_T ptxd[LPC_NUM_BUFF_TXDESCS]; /**< Pointer to TX descriptor list */
- LPC_TXRX_STATUS_T ptxs[LPC_NUM_BUFF_TXDESCS]; /**< Pointer to TX statuses */
- LPC_TXRX_DESC_T prxd[LPC_NUM_BUFF_RXDESCS]; /**< Pointer to RX descriptor list */
- struct pbuf *rxb[LPC_NUM_BUFF_RXDESCS]; /**< RX pbuf pointer list, zero-copy mode */
- u32_t rx_fill_desc_index; /**< RX descriptor next available index */
- volatile u32_t rx_free_descs; /**< Count of free RX descriptors */
- struct pbuf *txb[LPC_NUM_BUFF_TXDESCS]; /**< TX pbuf pointer list, zero-copy mode */
- u32_t lpc_last_tx_idx; /**< TX last descriptor index, zero-copy mode */
-#if NO_SYS == 0
+
+/* LPC EMAC driver data structure */
+struct lpc_enetdata {
+ /* prxs must be 8 byte aligned! */
+ LPC_TXRX_STATUS_T prxs[LPC_NUM_BUFF_RXDESCS]; /**< Pointer to RX statuses */
+ struct netif *netif; /**< Reference back to LWIP parent netif */
+ LPC_TXRX_DESC_T ptxd[LPC_NUM_BUFF_TXDESCS]; /**< Pointer to TX descriptor list */
+ LPC_TXRX_STATUS_T ptxs[LPC_NUM_BUFF_TXDESCS]; /**< Pointer to TX statuses */
+ LPC_TXRX_DESC_T prxd[LPC_NUM_BUFF_RXDESCS]; /**< Pointer to RX descriptor list */
+ struct pbuf *rxb[LPC_NUM_BUFF_RXDESCS]; /**< RX pbuf pointer list, zero-copy mode */
+ u32_t rx_fill_desc_index; /**< RX descriptor next available index */
+ volatile u32_t rx_free_descs; /**< Count of free RX descriptors */
+ struct pbuf *txb[LPC_NUM_BUFF_TXDESCS]; /**< TX pbuf pointer list, zero-copy mode */
+ u32_t lpc_last_tx_idx; /**< TX last descriptor index, zero-copy mode */
+#if NO_SYS == 0
sys_sem_t RxSem; /**< RX receive thread wakeup semaphore */
sys_sem_t TxCleanSem; /**< TX cleanup thread wakeup semaphore */
sys_mutex_t TXLockMutex; /**< TX critical section mutex */
- xSemaphoreHandle xTXDCountSem; /**< TX free buffer counting semaphore */
-#endif
-};
-
-/** \brief LPC EMAC driver work data
- */
+ sys_sem_t xTXDCountSem; /**< TX free buffer counting semaphore */
+#endif
+};
+
+/** \brief LPC EMAC driver work data
+ */
ALIGNED(8) struct lpc_enetdata lpc_enetdata;
-
+
/* Write a value via the MII link (non-blocking) */
void lpc_mii_write_noblock(u32_t PhyReg, u32_t Value)
{
/* Write value at PHY address and register */
- LPC_EMAC->MADR = (LPC_PHYDEF_PHYADDR << 8) | PhyReg;
- LPC_EMAC->MWTD = Value;
+ LPC_EMAC->MADR = (LPC_PHYDEF_PHYADDR << 8) | PhyReg;
+ LPC_EMAC->MWTD = Value;
}
/* Write a value via the MII link (blocking) */
@@ -145,16 +148,16 @@
err_t sts = ERR_OK;
/* Write value at PHY address and register */
- lpc_mii_write_noblock(PhyReg, Value);
-
+ lpc_mii_write_noblock(PhyReg, Value);
+
/* Wait for unbusy status */
while (mst > 0) {
sts = LPC_EMAC->MIND;
- if ((sts & EMAC_MIND_BUSY) == 0)
+ if ((sts & EMAC_MIND_BUSY) == 0)
mst = 0;
else {
mst--;
- msDelay(1);
+ osDelay(1);
}
}
@@ -175,7 +178,7 @@
{
u32_t data = LPC_EMAC->MRDD;
LPC_EMAC->MCMD = 0;
-
+
return data;
}
@@ -183,8 +186,8 @@
void lpc_mii_read_noblock(u32_t PhyReg)
{
/* Read value at PHY address and register */
- LPC_EMAC->MADR = (LPC_PHYDEF_PHYADDR << 8) | PhyReg;
- LPC_EMAC->MCMD = EMAC_MCMD_READ;
+ LPC_EMAC->MADR = (LPC_PHYDEF_PHYADDR << 8) | PhyReg;
+ LPC_EMAC->MCMD = EMAC_MCMD_READ;
}
/* Read a value via the MII link (blocking) */
@@ -199,17 +202,17 @@
/* Wait for unbusy status */
while (mst > 0) {
sts = LPC_EMAC->MIND & ~EMAC_MIND_MII_LINK_FAIL;
- if ((sts & EMAC_MIND_BUSY) == 0) {
+ if ((sts & EMAC_MIND_BUSY) == 0) {
mst = 0;
*data = LPC_EMAC->MRDD;
} else {
mst--;
- msDelay(1);
+ osDelay(1);
}
}
LPC_EMAC->MCMD = 0;
-
+
if (sts != 0)
sts = ERR_TIMEOUT;
@@ -218,10 +221,10 @@
/** \brief Queues a pbuf into the RX descriptor list
*
- * \param[in] lpc_enetif Pointer to the drvier data structure
- * \param[in] p Pointer to pbuf to queue
+ * \param[in] lpc_enetif Pointer to the drvier data structure
+ * \param[in] p Pointer to pbuf to queue
*/
-static void lpc_rxqueue_pbuf(struct lpc_enetdata *lpc_enetif, struct pbuf *p)
+static void lpc_rxqueue_pbuf(struct lpc_enetdata *lpc_enetif, struct pbuf *p)
{
u32_t idx;
@@ -254,8 +257,8 @@
/** \brief Attempt to allocate and requeue a new pbuf for RX
*
- * \param[in] netif Pointer to the netif structure
- * \returns 1 if a packet was allocated and requeued, otherwise 0
+ * \param[in] netif Pointer to the netif structure
+ * \returns 1 if a packet was allocated and requeued, otherwise 0
*/
s32_t lpc_rx_queue(struct netif *netif)
{
@@ -279,7 +282,7 @@
/* pbufs allocated from the RAM pool should be non-chained. */
LWIP_ASSERT("lpc_rx_queue: pbuf is not contiguous (chained)",
pbuf_clen(p) <= 1);
-
+
/* Queue packet */
lpc_rxqueue_pbuf(lpc_enetif, p);
@@ -299,8 +302,6 @@
*/
static err_t lpc_rx_setup(struct lpc_enetdata *lpc_enetif)
{
- s32_t idx;
-
/* Setup pointers to RX structures */
LPC_EMAC->RxDescriptor = (u32_t) &lpc_enetif->prxd[0];
LPC_EMAC->RxStatus = (u32_t) &lpc_enetif->prxs[0];
@@ -317,31 +318,30 @@
/** \brief Allocates a pbuf and returns the data from the incoming packet.
*
- * \param[in] netif the lwip network interface structure for this lpc_enetif
- * \return a pbuf filled with the received packet (including MAC header)
- * NULL on memory error
+ * \param[in] netif the lwip network interface structure for this lpc_enetif
+ * \return a pbuf filled with the received packet (including MAC header)
+ * NULL on memory error
*/
-static struct pbuf *lpc_low_level_input(struct netif *netif)
-{
- struct lpc_enetdata *lpc_enetif = netif->state;
- struct pbuf *p = NULL, *q;
+static struct pbuf *lpc_low_level_input(struct netif *netif)
+{
+ struct lpc_enetdata *lpc_enetif = netif->state;
+ struct pbuf *p = NULL;
u32_t idx, length;
- u8_t *src;
-
+
#ifdef LOCK_RX_THREAD
#if NO_SYS == 0
/* Get exclusive access */
sys_mutex_lock(&lpc_enetif->TXLockMutex);
#endif
#endif
-
+
/* Monitor RX overrun status. This should never happen unless
(possibly) the internal bus is behing held up by something.
Unless your system is running at a very low clock speed or
there are possibilities that the internal buses may be held
up for a long time, this can probably safely be removed. */
if (LPC_EMAC->IntStatus & EMAC_INT_RX_OVERRUN) {
- LINK_STATS_INC(link.err);
+ LINK_STATS_INC(link.err);
LINK_STATS_INC(link.drop);
/* Temporarily disable RX */
@@ -379,9 +379,9 @@
idx = LPC_EMAC->RxConsumeIndex;
if (LPC_EMAC->RxProduceIndex != idx) {
/* Handle errors */
- if (lpc_enetif->prxs[idx].statusinfo & (EMAC_RINFO_CRC_ERR |
+ if (lpc_enetif->prxs[idx].statusinfo & (EMAC_RINFO_CRC_ERR |
EMAC_RINFO_SYM_ERR | EMAC_RINFO_ALIGN_ERR | EMAC_RINFO_LEN_ERR)) {
-#if LINK_STATS
+#if LINK_STATS
if (lpc_enetif->prxs[idx].statusinfo & (EMAC_RINFO_CRC_ERR |
EMAC_RINFO_SYM_ERR | EMAC_RINFO_ALIGN_ERR))
LINK_STATS_INC(link.chkerr);
@@ -399,7 +399,7 @@
lpc_rxqueue_pbuf(lpc_enetif, p);
LWIP_DEBUGF(UDP_LPC_EMAC | LWIP_DBG_TRACE,
- ("lpc_low_level_input: Packet dropped with errors (0x%x)\n",
+ ("lpc_low_level_input: Packet dropped with errors (0x%x)\n",
lpc_enetif->prxs[idx].statusinfo));
} else {
/* A packet is waiting, get length */
@@ -432,53 +432,53 @@
#endif
#endif
- return p;
+ return p;
}
/** \brief Attempt to read a packet from the EMAC interface.
*
- * \param[in] netif the lwip network interface structure for this lpc_enetif
+ * \param[in] netif the lwip network interface structure for this lpc_enetif
*/
-void lpc_enetif_input(struct netif *netif)
-{
- struct eth_hdr *ethhdr;
+void lpc_enetif_input(struct netif *netif)
+{
+ struct eth_hdr *ethhdr;
struct pbuf *p;
-
- /* move received packet into a new pbuf */
+
+ /* move received packet into a new pbuf */
p = lpc_low_level_input(netif);
if (p == NULL)
return;
-
- /* points to packet payload, which starts with an Ethernet header */
+
+ /* points to packet payload, which starts with an Ethernet header */
ethhdr = p->payload;
-
- switch (htons(ethhdr->type)) {
- case ETHTYPE_IP:
- case ETHTYPE_ARP:
-#if PPPOE_SUPPORT
- case ETHTYPE_PPPOEDISC:
- case ETHTYPE_PPPOE:
-#endif /* PPPOE_SUPPORT */
- /* full packet send to tcpip_thread to process */
- if (netif->input(p, netif) != ERR_OK) {
- LWIP_DEBUGF(NETIF_DEBUG, ("lpc_enetif_input: IP input error\n"));
+
+ switch (htons(ethhdr->type)) {
+ case ETHTYPE_IP:
+ case ETHTYPE_ARP:
+#if PPPOE_SUPPORT
+ case ETHTYPE_PPPOEDISC:
+ case ETHTYPE_PPPOE:
+#endif /* PPPOE_SUPPORT */
+ /* full packet send to tcpip_thread to process */
+ if (netif->input(p, netif) != ERR_OK) {
+ LWIP_DEBUGF(NETIF_DEBUG, ("lpc_enetif_input: IP input error\n"));
/* Free buffer */
pbuf_free(p);
- }
- break;
-
- default:
+ }
+ break;
+
+ default:
/* Return buffer */
- pbuf_free(p);
- break;
- }
+ pbuf_free(p);
+ break;
+ }
}
/** \brief Determine if the passed address is usable for the ethernet
* DMA controller.
*
- * \param[in] addr Address of packet to check for DMA safe operation
- * \return 1 if the packet address is not safe, otherwise 0
+ * \param[in] addr Address of packet to check for DMA safe operation
+ * \return 1 if the packet address is not safe, otherwise 0
*/
static s32_t lpc_packet_addr_notsafe(void *addr) {
/* Check for legal address ranges */
@@ -518,7 +518,7 @@
/** \brief Free TX buffers that are complete
*
* \param[in] lpc_enetif Pointer to driver data structure
- * \param[in] cidx EMAC current descriptor comsumer index
+ * \param[in] cidx EMAC current descriptor comsumer index
*/
static void lpc_tx_reclaim_st(struct lpc_enetdata *lpc_enetif, u32_t cidx)
{
@@ -538,7 +538,7 @@
}
#if NO_SYS == 0
- xSemaphoreGive(lpc_enetif->xTXDCountSem);
+ osSemaphoreRelease(lpc_enetif->xTXDCountSem.id);
#endif
lpc_enetif->lpc_last_tx_idx++;
if (lpc_enetif->lpc_last_tx_idx >= LPC_NUM_BUFF_TXDESCS)
@@ -553,7 +553,7 @@
/** \brief User call for freeingTX buffers that are complete
*
- * \param[in] netif the lwip network interface structure for this lpc_enetif
+ * \param[in] netif the lwip network interface structure for this lpc_enetif
*/
void lpc_tx_reclaim(struct netif *netif)
{
@@ -564,14 +564,14 @@
/** \brief Polls if an available TX descriptor is ready. Can be used to
* determine if the low level transmit function will block.
*
- * \param[in] netif the lwip network interface structure for this lpc_enetif
- * \return 0 if no descriptors are read, or >0
+ * \param[in] netif the lwip network interface structure for this lpc_enetif
+ * \return 0 if no descriptors are read, or >0
*/
s32_t lpc_tx_ready(struct netif *netif)
{
s32_t fb;
u32_t idx, cidx;
-
+
cidx = LPC_EMAC->TxConsumeIndex;
idx = LPC_EMAC->TxProduceIndex;
@@ -591,17 +591,16 @@
* interrupt context, as it may block until TX descriptors
* become available.
*
- * \param[in] netif the lwip network interface structure for this lpc_enetif
- * \param[in] p the MAC packet to send (e.g. IP packet including MAC addresses and type)
- * \return ERR_OK if the packet could be sent or an err_t value if the packet couldn't be sent
+ * \param[in] netif the lwip network interface structure for this lpc_enetif
+ * \param[in] p the MAC packet to send (e.g. IP packet including MAC addresses and type)
+ * \return ERR_OK if the packet could be sent or an err_t value if the packet couldn't be sent
*/
-static err_t lpc_low_level_output(struct netif *netif, struct pbuf *p)
+static err_t lpc_low_level_output(struct netif *netif, struct pbuf *p)
{
struct lpc_enetdata *lpc_enetif = netif->state;
struct pbuf *q;
u8_t *dst;
- u32_t idx, sz = 0;
- err_t err = ERR_OK;
+ u32_t idx;
struct pbuf *np;
u32_t dn, notdmasafe = 0;
@@ -629,10 +628,10 @@
/* This buffer better be contiguous! */
LWIP_ASSERT("lpc_low_level_output: New transmit pbuf is chained",
(pbuf_clen(np) == 1));
-
+
/* Copy to DMA safe pbuf */
dst = (u8_t *) np->payload;
- for(q = p; q != NULL; q = q->next) {
+ for(q = p; q != NULL; q = q->next) {
/* Copy the buffer to the descriptor's buffer */
MEMCPY(dst, (u8_t *) q->payload, q->len);
dst += q->len;
@@ -651,16 +650,16 @@
#else
if (notdmasafe)
LWIP_ASSERT("lpc_low_level_output: Not a DMA safe pbuf",
- (notdmasafe == 0));
+ (notdmasafe == 0));
#endif
/* Wait until enough descriptors are available for the transfer. */
/* THIS WILL BLOCK UNTIL THERE ARE ENOUGH DESCRIPTORS AVAILABLE */
while (dn > lpc_tx_ready(netif))
#if NO_SYS == 0
- xSemaphoreTake(lpc_enetif->xTXDCountSem, 0);
+ osSemaphoreWait(lpc_enetif->xTXDCountSem.id, osWaitForever);
#else
- msDelay(1);
+ osDelay(1);
#endif
/* Get free TX buffer index */
@@ -715,8 +714,8 @@
/* Restore access */
sys_mutex_unlock(&lpc_enetif->TXLockMutex);
#endif
-
- return ERR_OK;
+
+ return ERR_OK;
}
/** \brief LPC EMAC interrupt handler.
@@ -730,7 +729,6 @@
/* Interrupts are not used without an RTOS */
NVIC_DisableIRQ(ENET_IRQn);
#else
- signed portBASE_TYPE xRecTaskWoken = pdFALSE, XTXTaskWoken = pdFALSE;
uint32_t ints;
/* Interrupts are of 2 groups - transmit or receive. Based on the
@@ -740,24 +738,17 @@
ints = LPC_EMAC->IntStatus;
if (ints & RXINTGROUP) {
- /* RX group interrupt(s) */
- /* Give semaphore to wakeup RX receive task. Note the FreeRTOS
- method is used instead of the LWIP arch method. */
- xSemaphoreGiveFromISR(lpc_enetdata.RxSem, &xRecTaskWoken);
+ /* RX group interrupt(s): Give semaphore to wakeup RX receive task.*/
+ sys_sem_signal(&lpc_enetdata.RxSem);
}
if (ints & TXINTGROUP) {
- /* TX group interrupt(s) */
- /* Give semaphore to wakeup TX cleanup task. Note the FreeRTOS
- method is used instead of the LWIP arch method. */
- xSemaphoreGiveFromISR(lpc_enetdata.TxCleanSem, &XTXTaskWoken);
+ /* TX group interrupt(s): Give semaphore to wakeup TX cleanup task. */
+ sys_sem_signal(&lpc_enetdata.TxCleanSem);
}
/* Clear pending interrupts */
LPC_EMAC->IntClear = ints;
-
- /* Context switch needed? */
- portEND_SWITCHING_ISR( xRecTaskWoken || XTXTaskWoken );
#endif
}
@@ -766,11 +757,10 @@
*
* This task is called when a packet is received. It will
* pass the packet to the LWIP core.
- *
- * \param[in] pvParameters Not used yet
+ *
+ * \param[in] pvParameters Not used yet
*/
-static portTASK_FUNCTION( vPacketReceiveTask, pvParameters )
-{
+static void packet_rx(void* pvParameters) {
struct lpc_enetdata *lpc_enetif = pvParameters;
while (1) {
@@ -788,11 +778,10 @@
* This task is called when a transmit interrupt occurs and
* reclaims the pbuf and descriptor used for the packet once
* the packet has been transferred.
- *
- * \param[in] pvParameters Not used yet
+ *
+ * \param[in] pvParameters Not used yet
*/
-static portTASK_FUNCTION( vTransmitCleanupTask, pvParameters )
-{
+static void packet_tx(void* pvParameters) {
struct lpc_enetdata *lpc_enetif = pvParameters;
s32_t idx;
@@ -804,7 +793,7 @@
something is holding the bus or the clocks are going too slow. It
can probably be safely removed. */
if (LPC_EMAC->IntStatus & EMAC_INT_TX_UNDERRUN) {
- LINK_STATS_INC(link.err);
+ LINK_STATS_INC(link.err);
LINK_STATS_INC(link.drop);
#if NO_SYS == 0
@@ -841,13 +830,16 @@
*
* \param[in] netif Pointer to LWIP netif structure
*/
-static err_t low_level_init(struct netif *netif)
-{
+static err_t low_level_init(struct netif *netif)
+{
struct lpc_enetdata *lpc_enetif = netif->state;
- err_t err = ERR_OK;
-
+ err_t err = ERR_OK;
+
/* Enable MII clocking */
- CLKPWR_ConfigPPWR(CLKPWR_PCONP_PCENET, ENABLE);
+ LPC_SC->PCONP |= CLKPWR_PCONP_PCENET;
+
+ LPC_PINCON->PINSEL2 = 0x50150105; /* Enable P1 Ethernet Pins. */
+ LPC_PINCON->PINSEL3 = (LPC_PINCON->PINSEL3 & ~0x0000000F) | 0x00000005;
/* Reset all MAC logic */
LPC_EMAC->MAC1 = EMAC_MAC1_RES_TX | EMAC_MAC1_RES_MCS_TX |
@@ -855,7 +847,7 @@
EMAC_MAC1_SOFT_RES;
LPC_EMAC->Command = EMAC_CR_REG_RES | EMAC_CR_TX_RES | EMAC_CR_RX_RES |
EMAC_CR_PASS_RUNT_FRM;
- msDelay(10);
+ osDelay(10);
/* Initial MAC initialization */
LPC_EMAC->MAC1 = EMAC_MAC1_PASS_ALL;
@@ -915,41 +907,41 @@
return err;
}
-
-/* This function provides a method for the PHY to setup the EMAC
- for the PHY negotiated duplex mode */
-void lpc_emac_set_duplex(int full_duplex)
-{
- if (full_duplex) {
- LPC_EMAC->MAC2 |= EMAC_MAC2_FULL_DUP;
- LPC_EMAC->Command |= EMAC_CR_FULL_DUP;
- LPC_EMAC->IPGT = EMAC_IPGT_FULL_DUP;
- } else {
- LPC_EMAC->MAC2 &= ~EMAC_MAC2_FULL_DUP;
- LPC_EMAC->Command &= ~EMAC_CR_FULL_DUP;
- LPC_EMAC->IPGT = EMAC_IPGT_HALF_DUP;
- }
-}
-
-/* This function provides a method for the PHY to setup the EMAC
- for the PHY negotiated bit rate */
-void lpc_emac_set_speed(int mbs_100)
-{
- if (mbs_100)
- LPC_EMAC->SUPP = EMAC_SUPP_SPEED;
- else
- LPC_EMAC->SUPP = 0;
+
+/* This function provides a method for the PHY to setup the EMAC
+ for the PHY negotiated duplex mode */
+void lpc_emac_set_duplex(int full_duplex)
+{
+ if (full_duplex) {
+ LPC_EMAC->MAC2 |= EMAC_MAC2_FULL_DUP;
+ LPC_EMAC->Command |= EMAC_CR_FULL_DUP;
+ LPC_EMAC->IPGT = EMAC_IPGT_FULL_DUP;
+ } else {
+ LPC_EMAC->MAC2 &= ~EMAC_MAC2_FULL_DUP;
+ LPC_EMAC->Command &= ~EMAC_CR_FULL_DUP;
+ LPC_EMAC->IPGT = EMAC_IPGT_HALF_DUP;
+ }
}
-
-/**
+
+/* This function provides a method for the PHY to setup the EMAC
+ for the PHY negotiated bit rate */
+void lpc_emac_set_speed(int mbs_100)
+{
+ if (mbs_100)
+ LPC_EMAC->SUPP = EMAC_SUPP_SPEED;
+ else
+ LPC_EMAC->SUPP = 0;
+}
+
+/**
* This function is the ethernet packet send function. It calls
- * etharp_output after checking link status.
- *
- * \param[in] netif the lwip network interface structure for this lpc_enetif
- * \param[in] q Pointer to pbug to send
- * \param[in] ipaddr IP address
+ * etharp_output after checking link status.
+ *
+ * \param[in] netif the lwip network interface structure for this lpc_enetif
+ * \param[in] q Pointer to pbug to send
+ * \param[in] ipaddr IP address
* \return ERR_OK or error code
- */
+ */
err_t lpc_etharp_output(struct netif *netif, struct pbuf *q,
ip_addr_t *ipaddr)
{
@@ -958,83 +950,92 @@
return etharp_output(netif, q, ipaddr);
return ERR_CONN;
-}
-
-/**
- * Should be called at the beginning of the program to set up the
- * network interface.
- *
- * This function should be passed as a parameter to netif_add().
- *
- * @param[in] netif the lwip network interface structure for this lpc_enetif
- * @return ERR_OK if the loopif is initialized
- * ERR_MEM if private data couldn't be allocated
- * any other err_t on error
- */
-err_t lpc_enetif_init(struct netif *netif)
-{
- err_t err;
-
- LWIP_ASSERT("netif != NULL", (netif != NULL));
-
+}
+
+#if NO_SYS == 0
+/* periodic PHY status update */
+void phy_update(void const *nif) {
+ lpc_phy_sts_sm((struct netif*)nif);
+}
+osTimerDef(phy_update, phy_update);
+#endif
+
+/**
+ * Should be called at the beginning of the program to set up the
+ * network interface.
+ *
+ * This function should be passed as a parameter to netif_add().
+ *
+ * @param[in] netif the lwip network interface structure for this lpc_enetif
+ * @return ERR_OK if the loopif is initialized
+ * ERR_MEM if private data couldn't be allocated
+ * any other err_t on error
+ */
+err_t lpc_enetif_init(struct netif *netif)
+{
+ err_t err;
+
+ LWIP_ASSERT("netif != NULL", (netif != NULL));
+
lpc_enetdata.netif = netif;
/* set MAC hardware address */
- board_get_macaddr(netif->hwaddr);
- netif->hwaddr_len = ETHARP_HWADDR_LEN;
-
- /* maximum transfer unit */
- netif->mtu = 1500;
-
- /* device capabilities */
- netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP | NETIF_FLAG_UP |
- NETIF_FLAG_ETHERNET;
-
+ mbed_mac_address((char *)netif->hwaddr);
+ netif->hwaddr_len = ETHARP_HWADDR_LEN;
+
+ /* maximum transfer unit */
+ netif->mtu = 1500;
+
+ /* device capabilities */
+ netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP | NETIF_FLAG_ETHERNET;
+
/* Initialize the hardware */
netif->state = &lpc_enetdata;
- err = low_level_init(netif);
+ err = low_level_init(netif);
if (err != ERR_OK)
return err;
-#if LWIP_NETIF_HOSTNAME
- /* Initialize interface hostname */
- netif->hostname = "lwiplpc";
+#if LWIP_NETIF_HOSTNAME
+ /* Initialize interface hostname */
+ netif->hostname = "lwiplpc";
#endif /* LWIP_NETIF_HOSTNAME */
- netif->name[0] = 'e';
+ netif->name[0] = 'e';
netif->name[1] = 'n';
- netif->output = lpc_etharp_output;
+ netif->output = lpc_etharp_output;
netif->linkoutput = lpc_low_level_output;
- /* For FreeRTOS, start tasks */
+ /* CMSIS-RTOS, start tasks */
#if NO_SYS == 0
- lpc_enetdata.xTXDCountSem = xSemaphoreCreateCounting(LPC_NUM_BUFF_TXDESCS,
- LPC_NUM_BUFF_TXDESCS);
- LWIP_ASSERT("xTXDCountSem creation error",
- (lpc_enetdata.xTXDCountSem != NULL));
-
- err = sys_mutex_new(&lpc_enetdata.TXLockMutex);
+ #ifdef CMSIS_OS_RTX
+ memset(lpc_enetdata.xTXDCountSem.data, 0, sizeof(lpc_enetdata.xTXDCountSem.data));
+ lpc_enetdata.xTXDCountSem.def.semaphore = lpc_enetdata.xTXDCountSem.data;
+ #endif
+ lpc_enetdata.xTXDCountSem.id = osSemaphoreCreate(&lpc_enetdata.xTXDCountSem.def, LPC_NUM_BUFF_TXDESCS);
+ LWIP_ASSERT("xTXDCountSem creation error", (lpc_enetdata.xTXDCountSem.id != NULL));
+
+ err = sys_mutex_new(&lpc_enetdata.TXLockMutex);
LWIP_ASSERT("TXLockMutex creation error", (err == ERR_OK));
-
+
/* Packet receive task */
err = sys_sem_new(&lpc_enetdata.RxSem, 0);
- LWIP_ASSERT("RxSem creation error", (err == ERR_OK));
- sys_thread_new("receive_thread", vPacketReceiveTask, netif->state,
- DEFAULT_THREAD_STACKSIZE, tskRECPKT_PRIORITY);
-
+ LWIP_ASSERT("RxSem creation error", (err == ERR_OK));
+ sys_thread_new("receive_thread", packet_rx, netif->state, DEFAULT_THREAD_STACKSIZE, RX_PRIORITY);
+
/* Transmit cleanup task */
- err = sys_sem_new(&lpc_enetdata.TxCleanSem, 0);
- LWIP_ASSERT("TxCleanSem creation error", (err == ERR_OK));
- sys_thread_new("txclean_thread", vTransmitCleanupTask, netif->state,
- DEFAULT_THREAD_STACKSIZE, tskTXCLEAN_PRIORITY);
+ sys_thread_new("txclean_thread", packet_tx, netif->state, DEFAULT_THREAD_STACKSIZE, TX_PRIORITY);
+
+ /* periodic PHY status update */
+ osTimerId phy_timer = osTimerCreate(osTimer(phy_update), osTimerPeriodic, (void *)netif);
+ osTimerStart(phy_timer, 250);
#endif
-
- return ERR_OK;
+
+ return ERR_OK;
}
-/**
- * @}
+/**
+ * @}
*/
-/* --------------------------------- End Of File ------------------------------ */
+/* --------------------------------- End Of File ------------------------------ */
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/arch/lpc17xx_emac.h Fri Jun 22 11:17:21 2012 +0000
@@ -0,0 +1,661 @@
+/**********************************************************************
+* $Id$ lpc17xx_emac.h 2010-05-21
+*//**
+* @file lpc17xx_emac.h
+* @brief Contains all macro definitions and function prototypes
+* support for Ethernet MAC firmware library on LPC17xx
+* @version 2.0
+* @date 21. May. 2010
+* @author NXP MCU SW Application Team
+*
+* Copyright(C) 2010, NXP Semiconductor
+* All rights reserved.
+*
+***********************************************************************
+* Software that is described herein is for illustrative purposes only
+* which provides customers with programming information regarding the
+* products. This software is supplied "AS IS" without any warranties.
+* NXP Semiconductors assumes no responsibility or liability for the
+* use of the software, conveys no license or title under any patent,
+* copyright, or mask work right to the product. NXP Semiconductors
+* reserves the right to make changes in the software without
+* notification. NXP Semiconductors also make no representation or
+* warranty that such application will be suitable for the specified
+* use without further testing or modification.
+**********************************************************************/
+
+/* Peripheral group ----------------------------------------------------------- */
+/** @defgroup EMAC EMAC (Ethernet Media Access Controller)
+ * @ingroup LPC1700CMSIS_FwLib_Drivers
+ * @{
+ */
+
+#ifndef LPC17XX_EMAC_H_
+#define LPC17XX_EMAC_H_
+
+/* Includes ------------------------------------------------------------------- */
+#include "LPC17xx.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#define MCB_LPC_1768
+//#define IAR_LPC_1768
+
+/* Public Macros -------------------------------------------------------------- */
+/** @defgroup EMAC_Public_Macros EMAC Public Macros
+ * @{
+ */
+
+
+/* EMAC PHY status type definitions */
+#define EMAC_PHY_STAT_LINK (0) /**< Link Status */
+#define EMAC_PHY_STAT_SPEED (1) /**< Speed Status */
+#define EMAC_PHY_STAT_DUP (2) /**< Duplex Status */
+
+/* EMAC PHY device Speed definitions */
+#define EMAC_MODE_AUTO (0) /**< Auto-negotiation mode */
+#define EMAC_MODE_10M_FULL (1) /**< 10Mbps FullDuplex mode */
+#define EMAC_MODE_10M_HALF (2) /**< 10Mbps HalfDuplex mode */
+#define EMAC_MODE_100M_FULL (3) /**< 100Mbps FullDuplex mode */
+#define EMAC_MODE_100M_HALF (4) /**< 100Mbps HalfDuplex mode */
+
+/**
+ * @}
+ */
+/* Private Macros ------------------------------------------------------------- */
+/** @defgroup EMAC_Private_Macros EMAC Private Macros
+ * @{
+ */
+
+
+/* EMAC Memory Buffer configuration for 16K Ethernet RAM */
+#define EMAC_NUM_RX_FRAG 4 /**< Num.of RX Fragments 4*1536= 6.0kB */
+#define EMAC_NUM_TX_FRAG 3 /**< Num.of TX Fragments 3*1536= 4.6kB */
+#define EMAC_ETH_MAX_FLEN 1536 /**< Max. Ethernet Frame Size */
+#define EMAC_TX_FRAME_TOUT 0x00100000 /**< Frame Transmit timeout count */
+
+/* --------------------- BIT DEFINITIONS -------------------------------------- */
+/*********************************************************************//**
+ * Macro defines for MAC Configuration Register 1
+ **********************************************************************/
+#define EMAC_MAC1_REC_EN 0x00000001 /**< Receive Enable */
+#define EMAC_MAC1_PASS_ALL 0x00000002 /**< Pass All Receive Frames */
+#define EMAC_MAC1_RX_FLOWC 0x00000004 /**< RX Flow Control */
+#define EMAC_MAC1_TX_FLOWC 0x00000008 /**< TX Flow Control */
+#define EMAC_MAC1_LOOPB 0x00000010 /**< Loop Back Mode */
+#define EMAC_MAC1_RES_TX 0x00000100 /**< Reset TX Logic */
+#define EMAC_MAC1_RES_MCS_TX 0x00000200 /**< Reset MAC TX Control Sublayer */
+#define EMAC_MAC1_RES_RX 0x00000400 /**< Reset RX Logic */
+#define EMAC_MAC1_RES_MCS_RX 0x00000800 /**< Reset MAC RX Control Sublayer */
+#define EMAC_MAC1_SIM_RES 0x00004000 /**< Simulation Reset */
+#define EMAC_MAC1_SOFT_RES 0x00008000 /**< Soft Reset MAC */
+
+/*********************************************************************//**
+ * Macro defines for MAC Configuration Register 2
+ **********************************************************************/
+#define EMAC_MAC2_FULL_DUP 0x00000001 /**< Full-Duplex Mode */
+#define EMAC_MAC2_FRM_LEN_CHK 0x00000002 /**< Frame Length Checking */
+#define EMAC_MAC2_HUGE_FRM_EN 0x00000004 /**< Huge Frame Enable */
+#define EMAC_MAC2_DLY_CRC 0x00000008 /**< Delayed CRC Mode */
+#define EMAC_MAC2_CRC_EN 0x00000010 /**< Append CRC to every Frame */
+#define EMAC_MAC2_PAD_EN 0x00000020 /**< Pad all Short Frames */
+#define EMAC_MAC2_VLAN_PAD_EN 0x00000040 /**< VLAN Pad Enable */
+#define EMAC_MAC2_ADET_PAD_EN 0x00000080 /**< Auto Detect Pad Enable */
+#define EMAC_MAC2_PPREAM_ENF 0x00000100 /**< Pure Preamble Enforcement */
+#define EMAC_MAC2_LPREAM_ENF 0x00000200 /**< Long Preamble Enforcement */
+#define EMAC_MAC2_NO_BACKOFF 0x00001000 /**< No Backoff Algorithm */
+#define EMAC_MAC2_BACK_PRESSURE 0x00002000 /**< Backoff Presurre / No Backoff */
+#define EMAC_MAC2_EXCESS_DEF 0x00004000 /**< Excess Defer */
+
+/*********************************************************************//**
+ * Macro defines for Back-to-Back Inter-Packet-Gap Register
+ **********************************************************************/
+/** Programmable field representing the nibble time offset of the minimum possible period
+ * between the end of any transmitted packet to the beginning of the next */
+#define EMAC_IPGT_BBIPG(n) (n&0x7F)
+/** Recommended value for Full Duplex of Programmable field representing the nibble time
+ * offset of the minimum possible period between the end of any transmitted packet to the
+ * beginning of the next */
+#define EMAC_IPGT_FULL_DUP (EMAC_IPGT_BBIPG(0x15))
+/** Recommended value for Half Duplex of Programmable field representing the nibble time
+ * offset of the minimum possible period between the end of any transmitted packet to the
+ * beginning of the next */
+#define EMAC_IPGT_HALF_DUP (EMAC_IPGT_BBIPG(0x12))
+
+/*********************************************************************//**
+ * Macro defines for Non Back-to-Back Inter-Packet-Gap Register
+ **********************************************************************/
+/** Programmable field representing the Non-Back-to-Back Inter-Packet-Gap */
+#define EMAC_IPGR_NBBIPG_P2(n) (n&0x7F)
+/** Recommended value for Programmable field representing the Non-Back-to-Back Inter-Packet-Gap Part 1 */
+#define EMAC_IPGR_P2_DEF (EMAC_IPGR_NBBIPG_P2(0x12))
+/** Programmable field representing the optional carrierSense window referenced in
+ * IEEE 802.3/4.2.3.2.1 'Carrier Deference' */
+#define EMAC_IPGR_NBBIPG_P1(n) ((n&0x7F)<<8)
+/** Recommended value for Programmable field representing the Non-Back-to-Back Inter-Packet-Gap Part 2 */
+#define EMAC_IPGR_P1_DEF EMAC_IPGR_NBBIPG_P1(0x0C)
+
+/*********************************************************************//**
+ * Macro defines for Collision Window/Retry Register
+ **********************************************************************/
+/** Programmable field specifying the number of retransmission attempts following a collision before
+ * aborting the packet due to excessive collisions */
+#define EMAC_CLRT_MAX_RETX(n) (n&0x0F)
+/** Programmable field representing the slot time or collision window during which collisions occur
+ * in properly configured networks */
+#define EMAC_CLRT_COLL(n) ((n&0x3F)<<8)
+/** Default value for Collision Window / Retry register */
+#define EMAC_CLRT_DEF ((EMAC_CLRT_MAX_RETX(0x0F))|(EMAC_CLRT_COLL(0x37)))
+
+/*********************************************************************//**
+ * Macro defines for Maximum Frame Register
+ **********************************************************************/
+/** Represents a maximum receive frame of 1536 octets */
+#define EMAC_MAXF_MAXFRMLEN(n) (n&0xFFFF)
+
+/*********************************************************************//**
+ * Macro defines for PHY Support Register
+ **********************************************************************/
+#define EMAC_SUPP_SPEED 0x00000100 /**< Reduced MII Logic Current Speed */
+#define EMAC_SUPP_RES_RMII 0x00000800 /**< Reset Reduced MII Logic */
+
+/*********************************************************************//**
+ * Macro defines for Test Register
+ **********************************************************************/
+#define EMAC_TEST_SHCUT_PQUANTA 0x00000001 /**< Shortcut Pause Quanta */
+#define EMAC_TEST_TST_PAUSE 0x00000002 /**< Test Pause */
+#define EMAC_TEST_TST_BACKP 0x00000004 /**< Test Back Pressure */
+
+/*********************************************************************//**
+ * Macro defines for MII Management Configuration Register
+ **********************************************************************/
+#define EMAC_MCFG_SCAN_INC 0x00000001 /**< Scan Increment PHY Address */
+#define EMAC_MCFG_SUPP_PREAM 0x00000002 /**< Suppress Preamble */
+#define EMAC_MCFG_CLK_SEL(n) ((n&0x0F)<<2) /**< Clock Select Field */
+#define EMAC_MCFG_RES_MII 0x00008000 /**< Reset MII Management Hardware */
+#define EMAC_MCFG_MII_MAXCLK 2500000UL /**< MII Clock max */
+
+/*********************************************************************//**
+ * Macro defines for MII Management Command Register
+ **********************************************************************/
+#define EMAC_MCMD_READ 0x00000001 /**< MII Read */
+#define EMAC_MCMD_SCAN 0x00000002 /**< MII Scan continuously */
+
+#define EMAC_MII_WR_TOUT 0x00050000 /**< MII Write timeout count */
+#define EMAC_MII_RD_TOUT 0x00050000 /**< MII Read timeout count */
+
+/*********************************************************************//**
+ * Macro defines for MII Management Address Register
+ **********************************************************************/
+#define EMAC_MADR_REG_ADR(n) (n&0x1F) /**< MII Register Address field */
+#define EMAC_MADR_PHY_ADR(n) ((n&0x1F)<<8) /**< PHY Address Field */
+
+/*********************************************************************//**
+ * Macro defines for MII Management Write Data Register
+ **********************************************************************/
+#define EMAC_MWTD_DATA(n) (n&0xFFFF) /**< Data field for MMI Management Write Data register */
+
+/*********************************************************************//**
+ * Macro defines for MII Management Read Data Register
+ **********************************************************************/
+#define EMAC_MRDD_DATA(n) (n&0xFFFF) /**< Data field for MMI Management Read Data register */
+
+/*********************************************************************//**
+ * Macro defines for MII Management Indicators Register
+ **********************************************************************/
+#define EMAC_MIND_BUSY 0x00000001 /**< MII is Busy */
+#define EMAC_MIND_SCAN 0x00000002 /**< MII Scanning in Progress */
+#define EMAC_MIND_NOT_VAL 0x00000004 /**< MII Read Data not valid */
+#define EMAC_MIND_MII_LINK_FAIL 0x00000008 /**< MII Link Failed */
+
+/* Station Address 0 Register */
+/* Station Address 1 Register */
+/* Station Address 2 Register */
+
+
+/* Control register definitions --------------------------------------------------------------------------- */
+/*********************************************************************//**
+ * Macro defines for Command Register
+ **********************************************************************/
+#define EMAC_CR_RX_EN 0x00000001 /**< Enable Receive */
+#define EMAC_CR_TX_EN 0x00000002 /**< Enable Transmit */
+#define EMAC_CR_REG_RES 0x00000008 /**< Reset Host Registers */
+#define EMAC_CR_TX_RES 0x00000010 /**< Reset Transmit Datapath */
+#define EMAC_CR_RX_RES 0x00000020 /**< Reset Receive Datapath */
+#define EMAC_CR_PASS_RUNT_FRM 0x00000040 /**< Pass Runt Frames */
+#define EMAC_CR_PASS_RX_FILT 0x00000080 /**< Pass RX Filter */
+#define EMAC_CR_TX_FLOW_CTRL 0x00000100 /**< TX Flow Control */
+#define EMAC_CR_RMII 0x00000200 /**< Reduced MII Interface */
+#define EMAC_CR_FULL_DUP 0x00000400 /**< Full Duplex */
+
+/*********************************************************************//**
+ * Macro defines for Status Register
+ **********************************************************************/
+#define EMAC_SR_RX_EN 0x00000001 /**< Enable Receive */
+#define EMAC_SR_TX_EN 0x00000002 /**< Enable Transmit */
+
+/*********************************************************************//**
+ * Macro defines for Transmit Status Vector 0 Register
+ **********************************************************************/
+#define EMAC_TSV0_CRC_ERR 0x00000001 /**< CRC error */
+#define EMAC_TSV0_LEN_CHKERR 0x00000002 /**< Length Check Error */
+#define EMAC_TSV0_LEN_OUTRNG 0x00000004 /**< Length Out of Range */
+#define EMAC_TSV0_DONE 0x00000008 /**< Tramsmission Completed */
+#define EMAC_TSV0_MCAST 0x00000010 /**< Multicast Destination */
+#define EMAC_TSV0_BCAST 0x00000020 /**< Broadcast Destination */
+#define EMAC_TSV0_PKT_DEFER 0x00000040 /**< Packet Deferred */
+#define EMAC_TSV0_EXC_DEFER 0x00000080 /**< Excessive Packet Deferral */
+#define EMAC_TSV0_EXC_COLL 0x00000100 /**< Excessive Collision */
+#define EMAC_TSV0_LATE_COLL 0x00000200 /**< Late Collision Occured */
+#define EMAC_TSV0_GIANT 0x00000400 /**< Giant Frame */
+#define EMAC_TSV0_UNDERRUN 0x00000800 /**< Buffer Underrun */
+#define EMAC_TSV0_BYTES 0x0FFFF000 /**< Total Bytes Transferred */
+#define EMAC_TSV0_CTRL_FRAME 0x10000000 /**< Control Frame */
+#define EMAC_TSV0_PAUSE 0x20000000 /**< Pause Frame */
+#define EMAC_TSV0_BACK_PRESS 0x40000000 /**< Backpressure Method Applied */
+#define EMAC_TSV0_VLAN 0x80000000 /**< VLAN Frame */
+
+/*********************************************************************//**
+ * Macro defines for Transmit Status Vector 1 Register
+ **********************************************************************/
+#define EMAC_TSV1_BYTE_CNT 0x0000FFFF /**< Transmit Byte Count */
+#define EMAC_TSV1_COLL_CNT 0x000F0000 /**< Transmit Collision Count */
+
+/*********************************************************************//**
+ * Macro defines for Receive Status Vector Register
+ **********************************************************************/
+#define EMAC_RSV_BYTE_CNT 0x0000FFFF /**< Receive Byte Count */
+#define EMAC_RSV_PKT_IGNORED 0x00010000 /**< Packet Previously Ignored */
+#define EMAC_RSV_RXDV_SEEN 0x00020000 /**< RXDV Event Previously Seen */
+#define EMAC_RSV_CARR_SEEN 0x00040000 /**< Carrier Event Previously Seen */
+#define EMAC_RSV_REC_CODEV 0x00080000 /**< Receive Code Violation */
+#define EMAC_RSV_CRC_ERR 0x00100000 /**< CRC Error */
+#define EMAC_RSV_LEN_CHKERR 0x00200000 /**< Length Check Error */
+#define EMAC_RSV_LEN_OUTRNG 0x00400000 /**< Length Out of Range */
+#define EMAC_RSV_REC_OK 0x00800000 /**< Frame Received OK */
+#define EMAC_RSV_MCAST 0x01000000 /**< Multicast Frame */
+#define EMAC_RSV_BCAST 0x02000000 /**< Broadcast Frame */
+#define EMAC_RSV_DRIB_NIBB 0x04000000 /**< Dribble Nibble */
+#define EMAC_RSV_CTRL_FRAME 0x08000000 /**< Control Frame */
+#define EMAC_RSV_PAUSE 0x10000000 /**< Pause Frame */
+#define EMAC_RSV_UNSUPP_OPC 0x20000000 /**< Unsupported Opcode */
+#define EMAC_RSV_VLAN 0x40000000 /**< VLAN Frame */
+
+/*********************************************************************//**
+ * Macro defines for Flow Control Counter Register
+ **********************************************************************/
+#define EMAC_FCC_MIRR_CNT(n) (n&0xFFFF) /**< Mirror Counter */
+#define EMAC_FCC_PAUSE_TIM(n) ((n&0xFFFF)<<16) /**< Pause Timer */
+
+/*********************************************************************//**
+ * Macro defines for Flow Control Status Register
+ **********************************************************************/
+#define EMAC_FCS_MIRR_CNT(n) (n&0xFFFF) /**< Mirror Counter Current */
+
+
+/* Receive filter register definitions -------------------------------------------------------- */
+/*********************************************************************//**
+ * Macro defines for Receive Filter Control Register
+ **********************************************************************/
+#define EMAC_RFC_UCAST_EN 0x00000001 /**< Accept Unicast Frames Enable */
+#define EMAC_RFC_BCAST_EN 0x00000002 /**< Accept Broadcast Frames Enable */
+#define EMAC_RFC_MCAST_EN 0x00000004 /**< Accept Multicast Frames Enable */
+#define EMAC_RFC_UCAST_HASH_EN 0x00000008 /**< Accept Unicast Hash Filter Frames */
+#define EMAC_RFC_MCAST_HASH_EN 0x00000010 /**< Accept Multicast Hash Filter Fram.*/
+#define EMAC_RFC_PERFECT_EN 0x00000020 /**< Accept Perfect Match Enable */
+#define EMAC_RFC_MAGP_WOL_EN 0x00001000 /**< Magic Packet Filter WoL Enable */
+#define EMAC_RFC_PFILT_WOL_EN 0x00002000 /**< Perfect Filter WoL Enable */
+
+/*********************************************************************//**
+ * Macro defines for Receive Filter WoL Status/Clear Registers
+ **********************************************************************/
+#define EMAC_WOL_UCAST 0x00000001 /**< Unicast Frame caused WoL */
+#define EMAC_WOL_BCAST 0x00000002 /**< Broadcast Frame caused WoL */
+#define EMAC_WOL_MCAST 0x00000004 /**< Multicast Frame caused WoL */
+#define EMAC_WOL_UCAST_HASH 0x00000008 /**< Unicast Hash Filter Frame WoL */
+#define EMAC_WOL_MCAST_HASH 0x00000010 /**< Multicast Hash Filter Frame WoL */
+#define EMAC_WOL_PERFECT 0x00000020 /**< Perfect Filter WoL */
+#define EMAC_WOL_RX_FILTER 0x00000080 /**< RX Filter caused WoL */
+#define EMAC_WOL_MAG_PACKET 0x00000100 /**< Magic Packet Filter caused WoL */
+#define EMAC_WOL_BITMASK 0x01BF /**< Receive Filter WoL Status/Clear bitmasl value */
+
+
+/* Module control register definitions ---------------------------------------------------- */
+/*********************************************************************//**
+ * Macro defines for Interrupt Status/Enable/Clear/Set Registers
+ **********************************************************************/
+#define EMAC_INT_RX_OVERRUN 0x00000001 /**< Overrun Error in RX Queue */
+#define EMAC_INT_RX_ERR 0x00000002 /**< Receive Error */
+#define EMAC_INT_RX_FIN 0x00000004 /**< RX Finished Process Descriptors */
+#define EMAC_INT_RX_DONE 0x00000008 /**< Receive Done */
+#define EMAC_INT_TX_UNDERRUN 0x00000010 /**< Transmit Underrun */
+#define EMAC_INT_TX_ERR 0x00000020 /**< Transmit Error */
+#define EMAC_INT_TX_FIN 0x00000040 /**< TX Finished Process Descriptors */
+#define EMAC_INT_TX_DONE 0x00000080 /**< Transmit Done */
+#define EMAC_INT_SOFT_INT 0x00001000 /**< Software Triggered Interrupt */
+#define EMAC_INT_WAKEUP 0x00002000 /**< Wakeup Event Interrupt */
+
+/*********************************************************************//**
+ * Macro defines for Power Down Register
+ **********************************************************************/
+#define EMAC_PD_POWER_DOWN 0x80000000 /**< Power Down MAC */
+
+/* Descriptor and status formats ---------------------------------------------------- */
+/*********************************************************************//**
+ * Macro defines for RX Descriptor Control Word
+ **********************************************************************/
+#define EMAC_RCTRL_SIZE(n) (n&0x7FF) /**< Buffer size field */
+#define EMAC_RCTRL_INT 0x80000000 /**< Generate RxDone Interrupt */
+
+/*********************************************************************//**
+ * Macro defines for RX Status Hash CRC Word
+ **********************************************************************/
+#define EMAC_RHASH_SA 0x000001FF /**< Hash CRC for Source Address */
+#define EMAC_RHASH_DA 0x001FF000 /**< Hash CRC for Destination Address */
+
+/*********************************************************************//**
+ * Macro defines for RX Status Information Word
+ **********************************************************************/
+#define EMAC_RINFO_SIZE 0x000007FF /**< Data size in bytes */
+#define EMAC_RINFO_CTRL_FRAME 0x00040000 /**< Control Frame */
+#define EMAC_RINFO_VLAN 0x00080000 /**< VLAN Frame */
+#define EMAC_RINFO_FAIL_FILT 0x00100000 /**< RX Filter Failed */
+#define EMAC_RINFO_MCAST 0x00200000 /**< Multicast Frame */
+#define EMAC_RINFO_BCAST 0x00400000 /**< Broadcast Frame */
+#define EMAC_RINFO_CRC_ERR 0x00800000 /**< CRC Error in Frame */
+#define EMAC_RINFO_SYM_ERR 0x01000000 /**< Symbol Error from PHY */
+#define EMAC_RINFO_LEN_ERR 0x02000000 /**< Length Error */
+#define EMAC_RINFO_RANGE_ERR 0x04000000 /**< Range Error (exceeded max. size) */
+#define EMAC_RINFO_ALIGN_ERR 0x08000000 /**< Alignment Error */
+#define EMAC_RINFO_OVERRUN 0x10000000 /**< Receive overrun */
+#define EMAC_RINFO_NO_DESCR 0x20000000 /**< No new Descriptor available */
+#define EMAC_RINFO_LAST_FLAG 0x40000000 /**< Last Fragment in Frame */
+#define EMAC_RINFO_ERR 0x80000000 /**< Error Occured (OR of all errors) */
+#define EMAC_RINFO_ERR_MASK (EMAC_RINFO_FAIL_FILT | EMAC_RINFO_CRC_ERR | EMAC_RINFO_SYM_ERR | \
+EMAC_RINFO_LEN_ERR | EMAC_RINFO_ALIGN_ERR | EMAC_RINFO_OVERRUN)
+
+/*********************************************************************//**
+ * Macro defines for TX Descriptor Control Word
+ **********************************************************************/
+#define EMAC_TCTRL_SIZE 0x000007FF /**< Size of data buffer in bytes */
+#define EMAC_TCTRL_OVERRIDE 0x04000000 /**< Override Default MAC Registers */
+#define EMAC_TCTRL_HUGE 0x08000000 /**< Enable Huge Frame */
+#define EMAC_TCTRL_PAD 0x10000000 /**< Pad short Frames to 64 bytes */
+#define EMAC_TCTRL_CRC 0x20000000 /**< Append a hardware CRC to Frame */
+#define EMAC_TCTRL_LAST 0x40000000 /**< Last Descriptor for TX Frame */
+#define EMAC_TCTRL_INT 0x80000000 /**< Generate TxDone Interrupt */
+
+/*********************************************************************//**
+ * Macro defines for TX Status Information Word
+ **********************************************************************/
+#define EMAC_TINFO_COL_CNT 0x01E00000 /**< Collision Count */
+#define EMAC_TINFO_DEFER 0x02000000 /**< Packet Deferred (not an error) */
+#define EMAC_TINFO_EXCESS_DEF 0x04000000 /**< Excessive Deferral */
+#define EMAC_TINFO_EXCESS_COL 0x08000000 /**< Excessive Collision */
+#define EMAC_TINFO_LATE_COL 0x10000000 /**< Late Collision Occured */
+#define EMAC_TINFO_UNDERRUN 0x20000000 /**< Transmit Underrun */
+#define EMAC_TINFO_NO_DESCR 0x40000000 /**< No new Descriptor available */
+#define EMAC_TINFO_ERR 0x80000000 /**< Error Occured (OR of all errors) */
+
+#ifdef MCB_LPC_1768
+/* DP83848C PHY definition ------------------------------------------------------------ */
+
+/** PHY device reset time out definition */
+#define EMAC_PHY_RESP_TOUT 0x100000UL
+
+/* ENET Device Revision ID */
+#define EMAC_OLD_EMAC_MODULE_ID 0x39022000 /**< Rev. ID for first rev '-' */
+
+/*********************************************************************//**
+ * Macro defines for DP83848C PHY Registers
+ **********************************************************************/
+#define EMAC_PHY_REG_BMCR 0x00 /**< Basic Mode Control Register */
+#define EMAC_PHY_REG_BMSR 0x01 /**< Basic Mode Status Register */
+#define EMAC_PHY_REG_IDR1 0x02 /**< PHY Identifier 1 */
+#define EMAC_PHY_REG_IDR2 0x03 /**< PHY Identifier 2 */
+#define EMAC_PHY_REG_ANAR 0x04 /**< Auto-Negotiation Advertisement */
+#define EMAC_PHY_REG_ANLPAR 0x05 /**< Auto-Neg. Link Partner Abitily */
+#define EMAC_PHY_REG_ANER 0x06 /**< Auto-Neg. Expansion Register */
+#define EMAC_PHY_REG_ANNPTR 0x07 /**< Auto-Neg. Next Page TX */
+#define EMAC_PHY_REG_LPNPA 0x08
+
+/*********************************************************************//**
+ * Macro defines for PHY Extended Registers
+ **********************************************************************/
+#define EMAC_PHY_REG_STS 0x10 /**< Status Register */
+#define EMAC_PHY_REG_MICR 0x11 /**< MII Interrupt Control Register */
+#define EMAC_PHY_REG_MISR 0x12 /**< MII Interrupt Status Register */
+#define EMAC_PHY_REG_FCSCR 0x14 /**< False Carrier Sense Counter */
+#define EMAC_PHY_REG_RECR 0x15 /**< Receive Error Counter */
+#define EMAC_PHY_REG_PCSR 0x16 /**< PCS Sublayer Config. and Status */
+#define EMAC_PHY_REG_RBR 0x17 /**< RMII and Bypass Register */
+#define EMAC_PHY_REG_LEDCR 0x18 /**< LED Direct Control Register */
+#define EMAC_PHY_REG_PHYCR 0x19 /**< PHY Control Register */
+#define EMAC_PHY_REG_10BTSCR 0x1A /**< 10Base-T Status/Control Register */
+#define EMAC_PHY_REG_CDCTRL1 0x1B /**< CD Test Control and BIST Extens. */
+#define EMAC_PHY_REG_EDCR 0x1D /**< Energy Detect Control Register */
+
+/*********************************************************************//**
+ * Macro defines for PHY Basic Mode Control Register
+ **********************************************************************/
+#define EMAC_PHY_BMCR_RESET (1<<15) /**< Reset bit */
+#define EMAC_PHY_BMCR_LOOPBACK (1<<14) /**< Loop back */
+#define EMAC_PHY_BMCR_SPEED_SEL (1<<13) /**< Speed selection */
+#define EMAC_PHY_BMCR_AN (1<<12) /**< Auto Negotiation */
+#define EMAC_PHY_BMCR_POWERDOWN (1<<11) /**< Power down mode */
+#define EMAC_PHY_BMCR_ISOLATE (1<<10) /**< Isolate */
+#define EMAC_PHY_BMCR_RE_AN (1<<9) /**< Restart auto negotiation */
+#define EMAC_PHY_BMCR_DUPLEX (1<<8) /**< Duplex mode */
+
+/*********************************************************************//**
+ * Macro defines for PHY Basic Mode Status Status Register
+ **********************************************************************/
+#define EMAC_PHY_BMSR_100BE_T4 (1<<15) /**< 100 base T4 */
+#define EMAC_PHY_BMSR_100TX_FULL (1<<14) /**< 100 base full duplex */
+#define EMAC_PHY_BMSR_100TX_HALF (1<<13) /**< 100 base half duplex */
+#define EMAC_PHY_BMSR_10BE_FULL (1<<12) /**< 10 base T full duplex */
+#define EMAC_PHY_BMSR_10BE_HALF (1<<11) /**< 10 base T half duplex */
+#define EMAC_PHY_BMSR_NOPREAM (1<<6) /**< MF Preamable Supress */
+#define EMAC_PHY_BMSR_AUTO_DONE (1<<5) /**< Auto negotiation complete */
+#define EMAC_PHY_BMSR_REMOTE_FAULT (1<<4) /**< Remote fault */
+#define EMAC_PHY_BMSR_NO_AUTO (1<<3) /**< Auto Negotiation ability */
+#define EMAC_PHY_BMSR_LINK_ESTABLISHED (1<<2) /**< Link status */
+
+/*********************************************************************//**
+ * Macro defines for PHY Status Register
+ **********************************************************************/
+#define EMAC_PHY_SR_REMOTE_FAULT (1<<6) /**< Remote Fault */
+#define EMAC_PHY_SR_JABBER (1<<5) /**< Jabber detect */
+#define EMAC_PHY_SR_AUTO_DONE (1<<4) /**< Auto Negotiation complete */
+#define EMAC_PHY_SR_LOOPBACK (1<<3) /**< Loop back status */
+#define EMAC_PHY_SR_DUP (1<<2) /**< Duplex status */
+#define EMAC_PHY_SR_SPEED (1<<1) /**< Speed status */
+#define EMAC_PHY_SR_LINK (1<<0) /**< Link Status */
+
+#define EMAC_PHY_FULLD_100M 0x2100 /**< Full Duplex 100Mbit */
+#define EMAC_PHY_HALFD_100M 0x2000 /**< Half Duplex 100Mbit */
+#define EMAC_PHY_FULLD_10M 0x0100 /**< Full Duplex 10Mbit */
+#define EMAC_PHY_HALFD_10M 0x0000 /**< Half Duplex 10MBit */
+#define EMAC_PHY_AUTO_NEG 0x3000 /**< Select Auto Negotiation */
+
+#define EMAC_DEF_ADR 0x0100 /**< Default PHY device address */
+#define EMAC_DP83848C_ID 0x20005C90 /**< PHY Identifier */
+
+#define EMAC_PHY_SR_100_SPEED ((1<<14)|(1<<13))
+#define EMAC_PHY_SR_FULL_DUP ((1<<14)|(1<<12))
+#define EMAC_PHY_BMSR_LINK_STATUS (1<<2) /**< Link status */
+
+#elif defined(IAR_LPC_1768)
+/* KSZ8721BL PHY definition ------------------------------------------------------------ */
+/** PHY device reset time out definition */
+#define EMAC_PHY_RESP_TOUT 0x100000UL
+
+/* ENET Device Revision ID */
+#define EMAC_OLD_EMAC_MODULE_ID 0x39022000 /**< Rev. ID for first rev '-' */
+
+/*********************************************************************//**
+ * Macro defines for KSZ8721BL PHY Registers
+ **********************************************************************/
+#define EMAC_PHY_REG_BMCR 0x00 /**< Basic Mode Control Register */
+#define EMAC_PHY_REG_BMSR 0x01 /**< Basic Mode Status Register */
+#define EMAC_PHY_REG_IDR1 0x02 /**< PHY Identifier 1 */
+#define EMAC_PHY_REG_IDR2 0x03 /**< PHY Identifier 2 */
+#define EMAC_PHY_REG_ANAR 0x04 /**< Auto-Negotiation Advertisement */
+#define EMAC_PHY_REG_ANLPAR 0x05 /**< Auto-Neg. Link Partner Abitily */
+#define EMAC_PHY_REG_ANER 0x06 /**< Auto-Neg. Expansion Register */
+#define EMAC_PHY_REG_ANNPTR 0x07 /**< Auto-Neg. Next Page TX */
+#define EMAC_PHY_REG_LPNPA 0x08 /**< Link Partner Next Page Ability */
+#define EMAC_PHY_REG_REC 0x15 /**< RXError Counter Register */
+#define EMAC_PHY_REG_ISC 0x1b /**< Interrupt Control/Status Register */
+#define EMAC_PHY_REG_100BASE 0x1f /**< 100BASE-TX PHY Control Register */
+
+/*********************************************************************//**
+ * Macro defines for PHY Basic Mode Control Register
+ **********************************************************************/
+#define EMAC_PHY_BMCR_RESET (1<<15) /**< Reset bit */
+#define EMAC_PHY_BMCR_LOOPBACK (1<<14) /**< Loop back */
+#define EMAC_PHY_BMCR_SPEED_SEL (1<<13) /**< Speed selection */
+#define EMAC_PHY_BMCR_AN (1<<12) /**< Auto Negotiation */
+#define EMAC_PHY_BMCR_POWERDOWN (1<<11) /**< Power down mode */
+#define EMAC_PHY_BMCR_ISOLATE (1<<10) /**< Isolate */
+#define EMAC_PHY_BMCR_RE_AN (1<<9) /**< Restart auto negotiation */
+#define EMAC_PHY_BMCR_DUPLEX (1<<8) /**< Duplex mode */
+#define EMAC_PHY_BMCR_COLLISION (1<<7) /**< Collision test */
+#define EMAC_PHY_BMCR_TXDIS (1<<0) /**< Disable transmit */
+
+/*********************************************************************//**
+ * Macro defines for PHY Basic Mode Status Register
+ **********************************************************************/
+#define EMAC_PHY_BMSR_100BE_T4 (1<<15) /**< 100 base T4 */
+#define EMAC_PHY_BMSR_100TX_FULL (1<<14) /**< 100 base full duplex */
+#define EMAC_PHY_BMSR_100TX_HALF (1<<13) /**< 100 base half duplex */
+#define EMAC_PHY_BMSR_10BE_FULL (1<<12) /**< 10 base T full duplex */
+#define EMAC_PHY_BMSR_10BE_HALF (1<<11) /**< 10 base T half duplex */
+#define EMAC_PHY_BMSR_NOPREAM (1<<6) /**< MF Preamable Supress */
+#define EMAC_PHY_BMSR_AUTO_DONE (1<<5) /**< Auto negotiation complete */
+#define EMAC_PHY_BMSR_REMOTE_FAULT (1<<4) /**< Remote fault */
+#define EMAC_PHY_BMSR_NO_AUTO (1<<3) /**< Auto Negotiation ability */
+#define EMAC_PHY_BMSR_LINK_STATUS (1<<2) /**< Link status */
+#define EMAC_PHY_BMSR_JABBER_DETECT (1<<1) /**< Jabber detect */
+#define EMAC_PHY_BMSR_EXTEND (1<<0) /**< Extended support */
+
+/*********************************************************************//**
+ * Macro defines for PHY Identifier
+ **********************************************************************/
+/* PHY Identifier 1 bitmap definitions */
+#define EMAC_PHY_IDR1(n) (n & 0xFFFF) /**< PHY ID1 Number */
+
+/* PHY Identifier 2 bitmap definitions */
+#define EMAC_PHY_IDR2(n) (n & 0xFFFF) /**< PHY ID2 Number */
+
+/*********************************************************************//**
+ * Macro defines for Auto-Negotiation Advertisement
+ **********************************************************************/
+#define EMAC_PHY_AN_NEXTPAGE (1<<15) /**< Next page capable */
+#define EMAC_PHY_AN_REMOTE_FAULT (1<<13) /**< Remote Fault support */
+#define EMAC_PHY_AN_PAUSE (1<<10) /**< Pause support */
+#define EMAC_PHY_AN_100BASE_T4 (1<<9) /**< T4 capable */
+#define EMAC_PHY_AN_100BASE_TX_FD (1<<8) /**< TX with Full-duplex capable */
+#define EMAC_PHY_AN_100BASE_TX (1<<7) /**< TX capable */
+#define EMAC_PHY_AN_10BASE_T_FD (1<<6) /**< 10Mbps with full-duplex capable */
+#define EMAC_PHY_AN_10BASE_T (1<<5) /**< 10Mbps capable */
+#define EMAC_PHY_AN_FIELD(n) (n & 0x1F) /**< Selector Field */
+
+#define EMAC_PHY_FULLD_100M 0x2100 /**< Full Duplex 100Mbit */
+#define EMAC_PHY_HALFD_100M 0x2000 /**< Half Duplex 100Mbit */
+#define EMAC_PHY_FULLD_10M 0x0100 /**< Full Duplex 10Mbit */
+#define EMAC_PHY_HALFD_10M 0x0000 /**< Half Duplex 10MBit */
+#define EMAC_PHY_AUTO_NEG 0x3000 /**< Select Auto Negotiation */
+
+#define EMAC_PHY_SR_100_SPEED ((1<<14)|(1<<13))
+#define EMAC_PHY_SR_FULL_DUP ((1<<14)|(1<<12))
+
+#define EMAC_DEF_ADR (0x01<<8) /**< Default PHY device address */
+#define EMAC_KSZ8721BL_ID ((0x22 << 16) | 0x1619 ) /**< PHY Identifier */
+#endif
+
+/**
+ * @}
+ */
+
+
+/* Public Types --------------------------------------------------------------- */
+/** @defgroup EMAC_Public_Types EMAC Public Types
+ * @{
+ */
+
+/* Descriptor and status formats ---------------------------------------------- */
+
+/**
+ * @brief RX Descriptor structure type definition
+ */
+typedef struct {
+ uint32_t Packet; /**< Receive Packet Descriptor */
+ uint32_t Ctrl; /**< Receive Control Descriptor */
+} RX_Desc;
+
+/**
+ * @brief RX Status structure type definition
+ */
+typedef struct {
+ uint32_t Info; /**< Receive Information Status */
+ uint32_t HashCRC; /**< Receive Hash CRC Status */
+} RX_Stat;
+
+/**
+ * @brief TX Descriptor structure type definition
+ */
+typedef struct {
+ uint32_t Packet; /**< Transmit Packet Descriptor */
+ uint32_t Ctrl; /**< Transmit Control Descriptor */
+} TX_Desc;
+
+/**
+ * @brief TX Status structure type definition
+ */
+typedef struct {
+ uint32_t Info; /**< Transmit Information Status */
+} TX_Stat;
+
+
+/**
+ * @brief TX Data Buffer structure definition
+ */
+typedef struct {
+ uint32_t ulDataLen; /**< Data length */
+ uint32_t *pbDataBuf; /**< A word-align data pointer to data buffer */
+} EMAC_PACKETBUF_Type;
+
+/**
+ * @brief EMAC configuration structure definition
+ */
+typedef struct {
+ uint32_t Mode; /**< Supported EMAC PHY device speed, should be one of the following:
+ - EMAC_MODE_AUTO
+ - EMAC_MODE_10M_FULL
+ - EMAC_MODE_10M_HALF
+ - EMAC_MODE_100M_FULL
+ - EMAC_MODE_100M_HALF
+ */
+ uint8_t *pbEMAC_Addr; /**< Pointer to EMAC Station address that contains 6-bytes
+ of MAC address, it must be sorted in order (bEMAC_Addr[0]..[5])
+ */
+} EMAC_CFG_Type;
+
+/** Ethernet block power/clock control bit*/
+#define CLKPWR_PCONP_PCENET ((uint32_t)(1<<30))
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* LPC17XX_EMAC_H_ */
+
+/**
+ * @}
+ */
+
+/* --------------------------------- End Of File ------------------------------ */
--- a/arch/lpc_emac_config.h Fri Jun 22 09:32:29 2012 +0000
+++ b/arch/lpc_emac_config.h Fri Jun 22 11:17:21 2012 +0000
@@ -1,45 +1,45 @@
-/**********************************************************************
-* $Id$ lpc_emac_config.h 2011-11-20
-*//**
-* @file lpc_emac_config.h
-* @brief PHY and EMAC configuration file
-* @version 1.0
-* @date 20 Nov. 2011
-* @author NXP MCU SW Application Team
-*
-* Copyright(C) 2011, NXP Semiconductor
-* All rights reserved.
-*
-***********************************************************************
-* Software that is described herein is for illustrative purposes only
-* which provides customers with programming information regarding the
-* products. This software is supplied "AS IS" without any warranties.
-* NXP Semiconductors assumes no responsibility or liability for the
-* use of the software, conveys no license or title under any patent,
-* copyright, or mask work right to the product. NXP Semiconductors
-* reserves the right to make changes in the software without
-* notification. NXP Semiconductors also make no representation or
-* warranty that such application will be suitable for the specified
-* use without further testing or modification.
+/**********************************************************************
+* $Id$ lpc_emac_config.h 2011-11-20
+*//**
+* @file lpc_emac_config.h
+* @brief PHY and EMAC configuration file
+* @version 1.0
+* @date 20 Nov. 2011
+* @author NXP MCU SW Application Team
+*
+* Copyright(C) 2011, NXP Semiconductor
+* All rights reserved.
+*
+***********************************************************************
+* Software that is described herein is for illustrative purposes only
+* which provides customers with programming information regarding the
+* products. This software is supplied "AS IS" without any warranties.
+* NXP Semiconductors assumes no responsibility or liability for the
+* use of the software, conveys no license or title under any patent,
+* copyright, or mask work right to the product. NXP Semiconductors
+* reserves the right to make changes in the software without
+* notification. NXP Semiconductors also make no representation or
+* warranty that such application will be suitable for the specified
+* use without further testing or modification.
**********************************************************************/
#ifndef __LPC_EMAC_CONFIG_H
#define __LPC_EMAC_CONFIG_H
#include "lwip/opt.h"
-
+
#ifdef __cplusplus
extern "C"
{
#endif
-
-/** @defgroup lwip_phy_config LWIP PHY configuration
- * @ingroup lwip_phy
- *
- * Configuration options for the PHY connected to the LPC EMAC.
- * @{
- */
-
+
+/** @defgroup lwip_phy_config LWIP PHY configuration
+ * @ingroup lwip_phy
+ *
+ * Configuration options for the PHY connected to the LPC EMAC.
+ * @{
+ */
+
/** \brief The PHY address connected the to MII/RMII
*/
#define LPC_PHYDEF_PHYADDR 1 /**< The PHY address on the PHY device. */
@@ -62,18 +62,18 @@
* operation if PHY_USE_AUTONEG is not enabled.
*/
#define PHY_USE_100MBS 1 /**< Sets data rate to 100Mbps. */
-
-/**
- * @}
+
+/**
+ * @}
*/
-
-/** @defgroup lwip_emac_config LWIP EMAC configuration
- * @ingroup lwip_emac
- *
- * Configuration options for the LPC EMAC.
- * @{
+
+/** @defgroup lwip_emac_config LWIP EMAC configuration
+ * @ingroup lwip_emac
+ *
+ * Configuration options for the LPC EMAC.
+ * @{
*/
-
+
/** \brief Selects RMII or MII connection type in the EMAC peripheral
*/
#define LPC_EMAC_RMII 1 /**< Use the RMII or MII driver variant .*/
@@ -87,21 +87,21 @@
* be a minimum value of 2.
*/
#define LPC_NUM_BUFF_TXDESCS 3
-
-/** \brief Set this define to 1 to enable bounce buffers for transmit pbufs
- * that cannot be sent via the zero-copy method. Some chained pbufs
- * may have a payload address that links to an area of memory that
- * cannot be used for transmit DMA operations. If this define is
- * set to 1, an extra check will be made with the pbufs. If a buffer
- * is determined to be non-usable for zero-copy, a temporary bounce
- * buffer will be created and used instead.
- */
-#define LPC_TX_PBUF_BOUNCE_EN 0
-
-/**
- * @}
+
+/** \brief Set this define to 1 to enable bounce buffers for transmit pbufs
+ * that cannot be sent via the zero-copy method. Some chained pbufs
+ * may have a payload address that links to an area of memory that
+ * cannot be used for transmit DMA operations. If this define is
+ * set to 1, an extra check will be made with the pbufs. If a buffer
+ * is determined to be non-usable for zero-copy, a temporary bounce
+ * buffer will be created and used instead.
*/
-
+#define LPC_TX_PBUF_BOUNCE_EN 1
+
+/**
+ * @}
+ */
+
#ifdef __cplusplus
}
#endif
--- a/arch/lpc_phy_dp83848.c Fri Jun 22 09:32:29 2012 +0000
+++ b/arch/lpc_phy_dp83848.c Fri Jun 22 11:17:21 2012 +0000
@@ -90,8 +90,8 @@
#define DP8_PHYID1_OUI 0x2000 /**< Expected PHY ID1 */
#define DP8_PHYID2_OUI 0x5c90 /**< Expected PHY ID2 */
-/** \brief PHY status structure used to indicate current status of PHY.
- */
+/** \brief PHY status structure used to indicate current status of PHY.
+ */
typedef struct {
u32_t phy_speed_100mbs:1; /**< 10/100 MBS connection speed flag. */
u32_t phy_full_duplex:1; /**< Half/full duplex connection speed flag. */
@@ -129,28 +129,28 @@
/* Full or half duplex */
if (linksts & DP8_FULLDUPLEX)
- physts.phy_full_duplex = 1;
+ physts.phy_full_duplex = 1;
else
physts.phy_full_duplex = 0;
-
- /* Configure 100MBit/10MBit mode. */
+
+ /* Configure 100MBit/10MBit mode. */
if (linksts & DP8_SPEED10MBPS)
physts.phy_speed_100mbs = 0;
- else
+ else
physts.phy_speed_100mbs = 1;
if (physts.phy_speed_100mbs != olddphysts.phy_speed_100mbs) {
changed = 1;
if (physts.phy_speed_100mbs) {
- /* 100MBit mode. */
+ /* 100MBit mode. */
lpc_emac_set_speed(1);
NETIF_INIT_SNMP(netif, snmp_ifType_ethernet_csmacd, 100000000);
}
else {
- /* 10MBit mode. */
+ /* 10MBit mode. */
lpc_emac_set_speed(0);
-
+
NETIF_INIT_SNMP(netif, snmp_ifType_ethernet_csmacd, 10000000);
}
@@ -197,7 +197,7 @@
* controlled by setting up configuration defines in lpc_phy.h.
*
* \param[in] netif NETIF structure
- * \param[in] rmii If set, configures the PHY for RMII mode
+ * \param[in] rmii If set, configures the PHY for RMII mode
* \return ERR_OK if the setup was successful, otherwise ERR_TIMEOUT
*/
err_t lpc_phy_init(struct netif *netif, int rmii)
@@ -211,19 +211,19 @@
phyustate = 0;
/* Only first read and write are checked for failure */
- /* Put the DP83848C in reset mode and wait for completion */
+ /* Put the DP83848C in reset mode and wait for completion */
if (lpc_mii_write(DP8_BMCR_REG, DP8_RESET) != 0)
- return ERR_TIMEOUT;
+ return ERR_TIMEOUT;
i = 400;
while (i > 0) {
- msDelay(1); /* 1 ms */
+ osDelay(1); /* 1 ms */
if (lpc_mii_read(DP8_BMCR_REG, &tmp) != 0)
return ERR_TIMEOUT;
-
- if (!(tmp & (DP8_RESET | DP8_POWER_DOWN)))
+
+ if (!(tmp & (DP8_RESET | DP8_POWER_DOWN)))
i = -1;
else
- i--;
+ i--;
}
/* Timeout? */
if (i == 0)
@@ -280,8 +280,8 @@
return changed;
}
-/**
- * @}
+/**
+ * @}
*/
/* --------------------------------- End Of File ------------------------------ */
