#########################################################################
LIST_microblaze=" \
- suzaku \
ml401 \
+ suzaku \
xupv2p \
"
#
include $(TOPDIR)/config.mk
-ifneq ($(OBJTREE),$(SRCTREE))
-$(shell mkdir -p $(obj)../common)
-$(shell mkdir -p $(obj)../xilinx_enet)
-endif
-
-INCS := -I../common -I../xilinx_enet
-CFLAGS += $(INCS)
-HOST_CFLAGS += $(INCS)
LIB = $(obj)lib$(BOARD).a
-COBJS = $(BOARD).o \
- ../xilinx_enet/emac_adapter.o ../xilinx_enet/xemac.o \
- ../xilinx_enet/xemac_options.o ../xilinx_enet/xemac_polled.o \
- ../xilinx_enet/xemac_intr.o ../xilinx_enet/xemac_g.o \
- ../xilinx_enet/xemac_intr_dma.o ../common/xipif_v1_23_b.o \
- ../common/xbasic_types.o ../common/xdma_channel.o \
- ../common/xdma_channel_sg.o ../common/xpacket_fifo_v1_00_b.o \
- ../common/xversion.o \
+COBJS = $(BOARD).o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
#define XILINX_TIMER_IRQ 0
/* Uart pheriphery is RS232_Uart */
-#define XILINX_UART_BASEADDR 0x40600000
-#define XILINX_UART_BAUDRATE 115200
+#define XILINX_UARTLITE_BASEADDR 0x40600000
+#define XILINX_UARTLITE_BAUDRATE 115200
/* IIC pheriphery is IIC_EEPROM */
#define XILINX_IIC_0_BASEADDR 0x40800000
#define XILINX_SYSACE_MEM_WIDTH 16
/* Ethernet controller is Ethernet_MAC */
-#define XPAR_XEMAC_NUM_INSTANCES 1
-#define XPAR_OPB_ETHERNET_0_DEVICE_ID 0
-#define XPAR_OPB_ETHERNET_0_BASEADDR 0x40c00000
-#define XPAR_OPB_ETHERNET_0_HIGHADDR 0x40c0ffff
-#define XPAR_OPB_ETHERNET_0_DMA_PRESENT 1
-#define XPAR_OPB_ETHERNET_0_ERR_COUNT_EXIST 1
-#define XPAR_OPB_ETHERNET_0_MII_EXIST 1
+#define XILINX_EMACLITE_BASEADDR 0x40C00000
#
include $(TOPDIR)/config.mk
-ifneq ($(OBJTREE),$(SRCTREE))
-$(shell mkdir -p $(obj)../common)
-$(shell mkdir -p $(obj)../xilinx_enet)
-endif
-
-INCS := -I../common -I../xilinx_enet
-CFLAGS += $(INCS)
-HOST_CFLAGS += $(INCS)
LIB = $(obj)lib$(BOARD).a
-COBJS = $(BOARD).o \
- ../xilinx_enet/emac_adapter.o ../xilinx_enet/xemac.o \
- ../xilinx_enet/xemac_options.o ../xilinx_enet/xemac_polled.o \
- ../xilinx_enet/xemac_intr.o ../xilinx_enet/xemac_g.o \
- ../xilinx_enet/xemac_intr_dma.o ../common/xipif_v1_23_b.o \
- ../common/xbasic_types.o ../common/xdma_channel.o \
- ../common/xdma_channel_sg.o ../common/xpacket_fifo_v1_00_b.o \
- ../common/xversion.o \
+COBJS = $(BOARD).o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
#define XILINX_TIMER_IRQ 1
/* Uart pheriphery is RS232_Uart_1 */
-#define XILINX_UART_BASEADDR 0x40600000
-#define XILINX_UART_BAUDRATE 115200
+#define XILINX_UARTLITE_BASEADDR 0x40600000
+#define XILINX_UARTLITE_BAUDRATE 115200
/* GPIO is LEDs_4Bit*/
#define XILINX_GPIO_BASEADDR 0x40000000
#define XILINX_SYSACE_MEM_WIDTH 16
/* Ethernet controller is Ethernet_MAC */
-#define XPAR_XEMAC_NUM_INSTANCES 1
-#define XPAR_OPB_ETHERNET_0_DEVICE_ID 0
-#define XPAR_OPB_ETHERNET_0_BASEADDR 0x40c00000
-#define XPAR_OPB_ETHERNET_0_HIGHADDR 0x40c0ffff
-#define XPAR_OPB_ETHERNET_0_DMA_PRESENT 1
-#define XPAR_OPB_ETHERNET_0_ERR_COUNT_EXIST 1
-#define XPAR_OPB_ETHERNET_0_MII_EXIST 1
+#define XILINX_EMACLITE_BASEADDR 0x40C00000
COBJS-y += tsi108_eth.o
COBJS-y += uli526x.o
COBJS-y += vsc7385.o
+COBJS-$(CONFIG_XILINX_EMAC) += xilinx_emac.o
+COBJS-$(CONFIG_XILINX_EMACLITE) += xilinx_emaclite.o
COBJS := $(COBJS-y)
SRCS := $(COBJS:.o=.c)
--- /dev/null
+/******************************************************************************
+ *
+ * XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS"
+ * AS A COURTESY TO YOU, SOLELY FOR USE IN DEVELOPING PROGRAMS AND
+ * SOLUTIONS FOR XILINX DEVICES. BY PROVIDING THIS DESIGN, CODE,
+ * OR INFORMATION AS ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE,
+ * APPLICATION OR STANDARD, XILINX IS MAKING NO REPRESENTATION
+ * THAT THIS IMPLEMENTATION IS FREE FROM ANY CLAIMS OF INFRINGEMENT,
+ * AND YOU ARE RESPONSIBLE FOR OBTAINING ANY RIGHTS YOU MAY REQUIRE
+ * FOR YOUR IMPLEMENTATION. XILINX EXPRESSLY DISCLAIMS ANY
+ * WARRANTY WHATSOEVER WITH RESPECT TO THE ADEQUACY OF THE
+ * IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OR
+ * REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM CLAIMS OF
+ * INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE.
+ *
+ * (C) Copyright 2007-2008 Michal Simek
+ * Michal SIMEK <monstr@monstr.eu>
+ *
+ * (c) Copyright 2003 Xilinx Inc.
+ * All rights reserved.
+ *
+ ******************************************************************************/
+
+#include <config.h>
+#include <common.h>
+#include <net.h>
+#include <asm/io.h>
+
+#include <asm/asm.h>
+
+#undef DEBUG
+
+typedef struct {
+ u32 regbaseaddress; /* Base address of registers */
+ u32 databaseaddress; /* Base address of data for FIFOs */
+} xpacketfifov100b;
+
+typedef struct {
+ u32 baseaddress; /* Base address (of IPIF) */
+ u32 isstarted; /* Device is currently started 0-no, 1-yes */
+ xpacketfifov100b recvfifo; /* FIFO used to receive frames */
+ xpacketfifov100b sendfifo; /* FIFO used to send frames */
+} xemac;
+
+#define XIIF_V123B_IISR_OFFSET 32UL /* IP interrupt status register */
+#define XIIF_V123B_RESET_MASK 0xAUL
+#define XIIF_V123B_RESETR_OFFSET 64UL /* reset register */
+
+/* This constant is used with the Reset Register */
+#define XPF_RESET_FIFO_MASK 0x0000000A
+#define XPF_COUNT_STATUS_REG_OFFSET 4UL
+
+/* These constants are used with the Occupancy/Vacancy Count Register. This
+ * register also contains FIFO status */
+#define XPF_COUNT_MASK 0x0000FFFF
+#define XPF_DEADLOCK_MASK 0x20000000
+
+/* Offset of the MAC registers from the IPIF base address */
+#define XEM_REG_OFFSET 0x1100UL
+
+/*
+ * Register offsets for the Ethernet MAC. Each register is 32 bits.
+ */
+#define XEM_ECR_OFFSET (XEM_REG_OFFSET + 0x4) /* MAC Control */
+#define XEM_SAH_OFFSET (XEM_REG_OFFSET + 0xC) /* Station addr, high */
+#define XEM_SAL_OFFSET (XEM_REG_OFFSET + 0x10) /* Station addr, low */
+#define XEM_RPLR_OFFSET (XEM_REG_OFFSET + 0x1C) /* Rx packet length */
+#define XEM_TPLR_OFFSET (XEM_REG_OFFSET + 0x20) /* Tx packet length */
+#define XEM_TSR_OFFSET (XEM_REG_OFFSET + 0x24) /* Tx status */
+
+#define XEM_PFIFO_OFFSET 0x2000UL
+/* Tx registers */
+#define XEM_PFIFO_TXREG_OFFSET (XEM_PFIFO_OFFSET + 0x0)
+/* Rx registers */
+#define XEM_PFIFO_RXREG_OFFSET (XEM_PFIFO_OFFSET + 0x10)
+/* Tx keyhole */
+#define XEM_PFIFO_TXDATA_OFFSET (XEM_PFIFO_OFFSET + 0x100)
+/* Rx keyhole */
+#define XEM_PFIFO_RXDATA_OFFSET (XEM_PFIFO_OFFSET + 0x200)
+
+/*
+ * EMAC Interrupt Registers (Status and Enable) masks. These registers are
+ * part of the IPIF IP Interrupt registers
+ */
+/* A mask for all transmit interrupts, used in polled mode */
+#define XEM_EIR_XMIT_ALL_MASK (XEM_EIR_XMIT_DONE_MASK |\
+ XEM_EIR_XMIT_ERROR_MASK | \
+ XEM_EIR_XMIT_SFIFO_EMPTY_MASK |\
+ XEM_EIR_XMIT_LFIFO_FULL_MASK)
+
+/* Xmit complete */
+#define XEM_EIR_XMIT_DONE_MASK 0x00000001UL
+/* Recv complete */
+#define XEM_EIR_RECV_DONE_MASK 0x00000002UL
+/* Xmit error */
+#define XEM_EIR_XMIT_ERROR_MASK 0x00000004UL
+/* Recv error */
+#define XEM_EIR_RECV_ERROR_MASK 0x00000008UL
+/* Xmit status fifo empty */
+#define XEM_EIR_XMIT_SFIFO_EMPTY_MASK 0x00000010UL
+/* Recv length fifo empty */
+#define XEM_EIR_RECV_LFIFO_EMPTY_MASK 0x00000020UL
+/* Xmit length fifo full */
+#define XEM_EIR_XMIT_LFIFO_FULL_MASK 0x00000040UL
+/* Recv length fifo overrun */
+#define XEM_EIR_RECV_LFIFO_OVER_MASK 0x00000080UL
+/* Recv length fifo underrun */
+#define XEM_EIR_RECV_LFIFO_UNDER_MASK 0x00000100UL
+/* Xmit status fifo overrun */
+#define XEM_EIR_XMIT_SFIFO_OVER_MASK 0x00000200UL
+/* Transmit status fifo underrun */
+#define XEM_EIR_XMIT_SFIFO_UNDER_MASK 0x00000400UL
+/* Transmit length fifo overrun */
+#define XEM_EIR_XMIT_LFIFO_OVER_MASK 0x00000800UL
+/* Transmit length fifo underrun */
+#define XEM_EIR_XMIT_LFIFO_UNDER_MASK 0x00001000UL
+/* Transmit pause pkt received */
+#define XEM_EIR_XMIT_PAUSE_MASK 0x00002000UL
+
+/*
+ * EMAC Control Register (ECR)
+ */
+/* Full duplex mode */
+#define XEM_ECR_FULL_DUPLEX_MASK 0x80000000UL
+/* Reset transmitter */
+#define XEM_ECR_XMIT_RESET_MASK 0x40000000UL
+/* Enable transmitter */
+#define XEM_ECR_XMIT_ENABLE_MASK 0x20000000UL
+/* Reset receiver */
+#define XEM_ECR_RECV_RESET_MASK 0x10000000UL
+/* Enable receiver */
+#define XEM_ECR_RECV_ENABLE_MASK 0x08000000UL
+/* Enable PHY */
+#define XEM_ECR_PHY_ENABLE_MASK 0x04000000UL
+/* Enable xmit pad insert */
+#define XEM_ECR_XMIT_PAD_ENABLE_MASK 0x02000000UL
+/* Enable xmit FCS insert */
+#define XEM_ECR_XMIT_FCS_ENABLE_MASK 0x01000000UL
+/* Enable unicast addr */
+#define XEM_ECR_UNICAST_ENABLE_MASK 0x00020000UL
+/* Enable broadcast addr */
+#define XEM_ECR_BROAD_ENABLE_MASK 0x00008000UL
+
+/*
+ * Transmit Status Register (TSR)
+ */
+/* Transmit excess deferral */
+#define XEM_TSR_EXCESS_DEFERRAL_MASK 0x80000000UL
+/* Transmit late collision */
+#define XEM_TSR_LATE_COLLISION_MASK 0x01000000UL
+
+#define ENET_MAX_MTU PKTSIZE
+#define ENET_ADDR_LENGTH 6
+
+static unsigned int etherrxbuff[PKTSIZE_ALIGN/4]; /* Receive buffer */
+
+static u8 emacaddr[ENET_ADDR_LENGTH] = { 0x00, 0x0a, 0x35, 0x00, 0x22, 0x01 };
+
+static xemac emac;
+
+void eth_halt(void)
+{
+ debug ("eth_halt\n");
+}
+
+int eth_init(bd_t * bis)
+{
+ u32 helpreg;
+ debug ("EMAC Initialization Started\n\r");
+
+ if (emac.isstarted) {
+ puts("Emac is started\n");
+ return 0;
+ }
+
+ memset (&emac, 0, sizeof (xemac));
+
+ emac.baseaddress = XILINX_EMAC_BASEADDR;
+
+ /* Setting up FIFOs */
+ emac.recvfifo.regbaseaddress = emac.baseaddress +
+ XEM_PFIFO_RXREG_OFFSET;
+ emac.recvfifo.databaseaddress = emac.baseaddress +
+ XEM_PFIFO_RXDATA_OFFSET;
+ out_be32 (emac.recvfifo.regbaseaddress, XPF_RESET_FIFO_MASK);
+
+ emac.sendfifo.regbaseaddress = emac.baseaddress +
+ XEM_PFIFO_TXREG_OFFSET;
+ emac.sendfifo.databaseaddress = emac.baseaddress +
+ XEM_PFIFO_TXDATA_OFFSET;
+ out_be32 (emac.sendfifo.regbaseaddress, XPF_RESET_FIFO_MASK);
+
+ /* Reset the entire IPIF */
+ out_be32 (emac.baseaddress + XIIF_V123B_RESETR_OFFSET,
+ XIIF_V123B_RESET_MASK);
+
+ /* Stopping EMAC for setting up MAC */
+ helpreg = in_be32 (emac.baseaddress + XEM_ECR_OFFSET);
+ helpreg &= ~(XEM_ECR_XMIT_ENABLE_MASK | XEM_ECR_RECV_ENABLE_MASK);
+ out_be32 (emac.baseaddress + XEM_ECR_OFFSET, helpreg);
+
+ if (!getenv("ethaddr")) {
+ memcpy(bis->bi_enetaddr, emacaddr, ENET_ADDR_LENGTH);
+ }
+
+ /* Set the device station address high and low registers */
+ helpreg = (bis->bi_enetaddr[0] << 8) | bis->bi_enetaddr[1];
+ out_be32 (emac.baseaddress + XEM_SAH_OFFSET, helpreg);
+ helpreg = (bis->bi_enetaddr[2] << 24) | (bis->bi_enetaddr[3] << 16) |
+ (bis->bi_enetaddr[4] << 8) | bis->bi_enetaddr[5];
+ out_be32 (emac.baseaddress + XEM_SAL_OFFSET, helpreg);
+
+ helpreg = XEM_ECR_UNICAST_ENABLE_MASK | XEM_ECR_BROAD_ENABLE_MASK |
+ XEM_ECR_FULL_DUPLEX_MASK | XEM_ECR_XMIT_FCS_ENABLE_MASK |
+ XEM_ECR_XMIT_PAD_ENABLE_MASK | XEM_ECR_PHY_ENABLE_MASK;
+ out_be32 (emac.baseaddress + XEM_ECR_OFFSET, helpreg);
+
+ emac.isstarted = 1;
+
+ /* Enable the transmitter, and receiver */
+ helpreg = in_be32 (emac.baseaddress + XEM_ECR_OFFSET);
+ helpreg &= ~(XEM_ECR_XMIT_RESET_MASK | XEM_ECR_RECV_RESET_MASK);
+ helpreg |= (XEM_ECR_XMIT_ENABLE_MASK | XEM_ECR_RECV_ENABLE_MASK);
+ out_be32 (emac.baseaddress + XEM_ECR_OFFSET, helpreg);
+
+ printf("EMAC Initialization complete\n\r");
+ return 0;
+}
+
+int eth_send(volatile void *ptr, int len)
+{
+ u32 intrstatus;
+ u32 xmitstatus;
+ u32 fifocount;
+ u32 wordcount;
+ u32 extrabytecount;
+ u32 *wordbuffer = (u32 *) ptr;
+
+ if (len > ENET_MAX_MTU)
+ len = ENET_MAX_MTU;
+
+ /*
+ * Check for overruns and underruns for the transmit status and length
+ * FIFOs and make sure the send packet FIFO is not deadlocked.
+ * Any of these conditions is bad enough that we do not want to
+ * continue. The upper layer software should reset the device to resolve
+ * the error.
+ */
+ intrstatus = in_be32 ((emac.baseaddress) + XIIF_V123B_IISR_OFFSET);
+ if (intrstatus & (XEM_EIR_XMIT_SFIFO_OVER_MASK |
+ XEM_EIR_XMIT_LFIFO_OVER_MASK)) {
+ debug ("Transmitting overrun error\n");
+ return 0;
+ } else if (intrstatus & (XEM_EIR_XMIT_SFIFO_UNDER_MASK |
+ XEM_EIR_XMIT_LFIFO_UNDER_MASK)) {
+ debug ("Transmitting underrun error\n");
+ return 0;
+ } else if (in_be32 (emac.sendfifo.regbaseaddress +
+ XPF_COUNT_STATUS_REG_OFFSET) & XPF_DEADLOCK_MASK) {
+ debug ("Transmitting fifo error\n");
+ return 0;
+ }
+
+ /*
+ * Before writing to the data FIFO, make sure the length FIFO is not
+ * full. The data FIFO might not be full yet even though the length FIFO
+ * is. This avoids an overrun condition on the length FIFO and keeps the
+ * FIFOs in sync.
+ *
+ * Clear the latched LFIFO_FULL bit so next time around the most
+ * current status is represented
+ */
+ if (intrstatus & XEM_EIR_XMIT_LFIFO_FULL_MASK) {
+ out_be32 ((emac.baseaddress) + XIIF_V123B_IISR_OFFSET,
+ intrstatus & XEM_EIR_XMIT_LFIFO_FULL_MASK);
+ debug ("Fifo is full\n");
+ return 0;
+ }
+
+ /* get the count of how many words may be inserted into the FIFO */
+ fifocount = in_be32 (emac.sendfifo.regbaseaddress +
+ XPF_COUNT_STATUS_REG_OFFSET) & XPF_COUNT_MASK;
+ wordcount = len >> 2;
+ extrabytecount = len & 0x3;
+
+ if (fifocount < wordcount) {
+ debug ("Sending packet is larger then size of FIFO\n");
+ return 0;
+ }
+
+ for (fifocount = 0; fifocount < wordcount; fifocount++) {
+ out_be32 (emac.sendfifo.databaseaddress, wordbuffer[fifocount]);
+ }
+ if (extrabytecount > 0) {
+ u32 lastword = 0;
+ u8 *extrabytesbuffer = (u8 *) (wordbuffer + wordcount);
+
+ if (extrabytecount == 1) {
+ lastword = extrabytesbuffer[0] << 24;
+ } else if (extrabytecount == 2) {
+ lastword = extrabytesbuffer[0] << 24 |
+ extrabytesbuffer[1] << 16;
+ } else if (extrabytecount == 3) {
+ lastword = extrabytesbuffer[0] << 24 |
+ extrabytesbuffer[1] << 16 |
+ extrabytesbuffer[2] << 8;
+ }
+ out_be32 (emac.sendfifo.databaseaddress, lastword);
+ }
+
+ /* Loop on the MAC's status to wait for any pause to complete */
+ intrstatus = in_be32 ((emac.baseaddress) + XIIF_V123B_IISR_OFFSET);
+ while ((intrstatus & XEM_EIR_XMIT_PAUSE_MASK) != 0) {
+ intrstatus = in_be32 ((emac.baseaddress) +
+ XIIF_V123B_IISR_OFFSET);
+ /* Clear the pause status from the transmit status register */
+ out_be32 ((emac.baseaddress) + XIIF_V123B_IISR_OFFSET,
+ intrstatus & XEM_EIR_XMIT_PAUSE_MASK);
+ }
+
+ /*
+ * Set the MAC's transmit packet length register to tell it to transmit
+ */
+ out_be32 (emac.baseaddress + XEM_TPLR_OFFSET, len);
+
+ /*
+ * Loop on the MAC's status to wait for the transmit to complete.
+ * The transmit status is in the FIFO when the XMIT_DONE bit is set.
+ */
+ do {
+ intrstatus = in_be32 ((emac.baseaddress) +
+ XIIF_V123B_IISR_OFFSET);
+ }
+ while ((intrstatus & XEM_EIR_XMIT_DONE_MASK) == 0);
+
+ xmitstatus = in_be32 (emac.baseaddress + XEM_TSR_OFFSET);
+
+ if (intrstatus & (XEM_EIR_XMIT_SFIFO_OVER_MASK |
+ XEM_EIR_XMIT_LFIFO_OVER_MASK)) {
+ debug ("Transmitting overrun error\n");
+ return 0;
+ } else if (intrstatus & (XEM_EIR_XMIT_SFIFO_UNDER_MASK |
+ XEM_EIR_XMIT_LFIFO_UNDER_MASK)) {
+ debug ("Transmitting underrun error\n");
+ return 0;
+ }
+
+ /* Clear the interrupt status register of transmit statuses */
+ out_be32 ((emac.baseaddress) + XIIF_V123B_IISR_OFFSET,
+ intrstatus & XEM_EIR_XMIT_ALL_MASK);
+
+ /*
+ * Collision errors are stored in the transmit status register
+ * instead of the interrupt status register
+ */
+ if ((xmitstatus & XEM_TSR_EXCESS_DEFERRAL_MASK) ||
+ (xmitstatus & XEM_TSR_LATE_COLLISION_MASK)) {
+ debug ("Transmitting collision error\n");
+ return 0;
+ }
+ return 1;
+}
+
+int eth_rx(void)
+{
+ u32 pktlength;
+ u32 intrstatus;
+ u32 fifocount;
+ u32 wordcount;
+ u32 extrabytecount;
+ u32 lastword;
+ u8 *extrabytesbuffer;
+
+ if (in_be32 (emac.recvfifo.regbaseaddress + XPF_COUNT_STATUS_REG_OFFSET)
+ & XPF_DEADLOCK_MASK) {
+ out_be32 (emac.recvfifo.regbaseaddress, XPF_RESET_FIFO_MASK);
+ debug ("Receiving FIFO deadlock\n");
+ return 0;
+ }
+
+ /*
+ * Get the interrupt status to know what happened (whether an error
+ * occurred and/or whether frames have been received successfully).
+ * When clearing the intr status register, clear only statuses that
+ * pertain to receive.
+ */
+ intrstatus = in_be32 ((emac.baseaddress) + XIIF_V123B_IISR_OFFSET);
+ /*
+ * Before reading from the length FIFO, make sure the length FIFO is not
+ * empty. We could cause an underrun error if we try to read from an
+ * empty FIFO.
+ */
+ if (!(intrstatus & XEM_EIR_RECV_DONE_MASK)) {
+ /* debug ("Receiving FIFO is empty\n"); */
+ return 0;
+ }
+
+ /*
+ * Determine, from the MAC, the length of the next packet available
+ * in the data FIFO (there should be a non-zero length here)
+ */
+ pktlength = in_be32 (emac.baseaddress + XEM_RPLR_OFFSET);
+ if (!pktlength) {
+ return 0;
+ }
+
+ /*
+ * Write the RECV_DONE bit in the status register to clear it. This bit
+ * indicates the RPLR is non-empty, and we know it's set at this point.
+ * We clear it so that subsequent entry into this routine will reflect
+ * the current status. This is done because the non-empty bit is latched
+ * in the IPIF, which means it may indicate a non-empty condition even
+ * though there is something in the FIFO.
+ */
+ out_be32 ((emac.baseaddress) + XIIF_V123B_IISR_OFFSET,
+ XEM_EIR_RECV_DONE_MASK);
+
+ fifocount = in_be32 (emac.recvfifo.regbaseaddress +
+ XPF_COUNT_STATUS_REG_OFFSET) & XPF_COUNT_MASK;
+
+ if ((fifocount * 4) < pktlength) {
+ debug ("Receiving FIFO is smaller than packet size.\n");
+ return 0;
+ }
+
+ wordcount = pktlength >> 2;
+ extrabytecount = pktlength & 0x3;
+
+ for (fifocount = 0; fifocount < wordcount; fifocount++) {
+ etherrxbuff[fifocount] =
+ in_be32 (emac.recvfifo.databaseaddress);
+ }
+
+ /*
+ * if there are extra bytes to handle, read the last word from the FIFO
+ * and insert the extra bytes into the buffer
+ */
+ if (extrabytecount > 0) {
+ extrabytesbuffer = (u8 *) (etherrxbuff + wordcount);
+
+ lastword = in_be32 (emac.recvfifo.databaseaddress);
+
+ /*
+ * one extra byte in the last word, put the byte into the next
+ * location of the buffer, bytes in a word of the FIFO are
+ * ordered from most significant byte to least
+ */
+ if (extrabytecount == 1) {
+ extrabytesbuffer[0] = (u8) (lastword >> 24);
+ } else if (extrabytecount == 2) {
+ extrabytesbuffer[0] = (u8) (lastword >> 24);
+ extrabytesbuffer[1] = (u8) (lastword >> 16);
+ } else if (extrabytecount == 3) {
+ extrabytesbuffer[0] = (u8) (lastword >> 24);
+ extrabytesbuffer[1] = (u8) (lastword >> 16);
+ extrabytesbuffer[2] = (u8) (lastword >> 8);
+ }
+ }
+ NetReceive((uchar *)etherrxbuff, pktlength);
+ return 1;
+}
--- /dev/null
+/******************************************************************************
+ *
+ * XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS"
+ * AS A COURTESY TO YOU, SOLELY FOR USE IN DEVELOPING PROGRAMS AND
+ * SOLUTIONS FOR XILINX DEVICES. BY PROVIDING THIS DESIGN, CODE,
+ * OR INFORMATION AS ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE,
+ * APPLICATION OR STANDARD, XILINX IS MAKING NO REPRESENTATION
+ * THAT THIS IMPLEMENTATION IS FREE FROM ANY CLAIMS OF INFRINGEMENT,
+ * AND YOU ARE RESPONSIBLE FOR OBTAINING ANY RIGHTS YOU MAY REQUIRE
+ * FOR YOUR IMPLEMENTATION. XILINX EXPRESSLY DISCLAIMS ANY
+ * WARRANTY WHATSOEVER WITH RESPECT TO THE ADEQUACY OF THE
+ * IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OR
+ * REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM CLAIMS OF
+ * INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE.
+ *
+ * (C) Copyright 2007-2008 Michal Simek
+ * Michal SIMEK <monstr@monstr.eu>
+ *
+ * (c) Copyright 2003 Xilinx Inc.
+ * All rights reserved.
+ *
+ ******************************************************************************/
+
+#include <common.h>
+#include <net.h>
+#include <config.h>
+#include <asm/io.h>
+
+#undef DEBUG
+
+#define ENET_MAX_MTU PKTSIZE
+#define ENET_MAX_MTU_ALIGNED PKTSIZE_ALIGN
+#define ENET_ADDR_LENGTH 6
+
+/* EmacLite constants */
+#define XEL_BUFFER_OFFSET 0x0800 /* Next buffer's offset */
+#define XEL_TPLR_OFFSET 0x07F4 /* Tx packet length */
+#define XEL_TSR_OFFSET 0x07FC /* Tx status */
+#define XEL_RSR_OFFSET 0x17FC /* Rx status */
+#define XEL_RXBUFF_OFFSET 0x1000 /* Receive Buffer */
+
+/* Xmit complete */
+#define XEL_TSR_XMIT_BUSY_MASK 0x00000001UL
+/* Xmit interrupt enable bit */
+#define XEL_TSR_XMIT_IE_MASK 0x00000008UL
+/* Buffer is active, SW bit only */
+#define XEL_TSR_XMIT_ACTIVE_MASK 0x80000000UL
+/* Program the MAC address */
+#define XEL_TSR_PROGRAM_MASK 0x00000002UL
+/* define for programming the MAC address into the EMAC Lite */
+#define XEL_TSR_PROG_MAC_ADDR (XEL_TSR_XMIT_BUSY_MASK | XEL_TSR_PROGRAM_MASK)
+
+/* Transmit packet length upper byte */
+#define XEL_TPLR_LENGTH_MASK_HI 0x0000FF00UL
+/* Transmit packet length lower byte */
+#define XEL_TPLR_LENGTH_MASK_LO 0x000000FFUL
+
+/* Recv complete */
+#define XEL_RSR_RECV_DONE_MASK 0x00000001UL
+/* Recv interrupt enable bit */
+#define XEL_RSR_RECV_IE_MASK 0x00000008UL
+
+typedef struct {
+ unsigned int baseaddress; /* Base address for device (IPIF) */
+ unsigned int nexttxbuffertouse; /* Next TX buffer to write to */
+ unsigned int nextrxbuffertouse; /* Next RX buffer to read from */
+ unsigned char deviceid; /* Unique ID of device - for future */
+} xemaclite;
+
+static xemaclite emaclite;
+
+static char etherrxbuff[PKTSIZE_ALIGN/4]; /* Receive buffer */
+
+/* hardcoded MAC address for the Xilinx EMAC Core when env is nowhere*/
+#ifdef CFG_ENV_IS_NOWHERE
+static u8 emacaddr[ENET_ADDR_LENGTH] = { 0x00, 0x0a, 0x35, 0x00, 0x22, 0x01 };
+#else
+static u8 emacaddr[ENET_ADDR_LENGTH];
+#endif
+
+void xemaclite_alignedread (u32 * srcptr, void *destptr, unsigned bytecount)
+{
+ unsigned int i;
+ u32 alignbuffer;
+ u32 *to32ptr;
+ u32 *from32ptr;
+ u8 *to8ptr;
+ u8 *from8ptr;
+
+ from32ptr = (u32 *) srcptr;
+
+ /* Word aligned buffer, no correction needed. */
+ to32ptr = (u32 *) destptr;
+ while (bytecount > 3) {
+ *to32ptr++ = *from32ptr++;
+ bytecount -= 4;
+ }
+ to8ptr = (u8 *) to32ptr;
+
+ alignbuffer = *from32ptr++;
+ from8ptr = (u8 *) & alignbuffer;
+
+ for (i = 0; i < bytecount; i++) {
+ *to8ptr++ = *from8ptr++;
+ }
+}
+
+void xemaclite_alignedwrite (void *srcptr, u32 destptr, unsigned bytecount)
+{
+ unsigned i;
+ u32 alignbuffer;
+ u32 *to32ptr = (u32 *) destptr;
+ u32 *from32ptr;
+ u8 *to8ptr;
+ u8 *from8ptr;
+
+ from32ptr = (u32 *) srcptr;
+ while (bytecount > 3) {
+
+ *to32ptr++ = *from32ptr++;
+ bytecount -= 4;
+ }
+
+ alignbuffer = 0;
+ to8ptr = (u8 *) & alignbuffer;
+ from8ptr = (u8 *) from32ptr;
+
+ for (i = 0; i < bytecount; i++) {
+ *to8ptr++ = *from8ptr++;
+ }
+
+ *to32ptr++ = alignbuffer;
+}
+
+void eth_halt (void)
+{
+ debug ("eth_halt\n");
+}
+
+int eth_init (bd_t * bis)
+{
+ debug ("EmacLite Initialization Started\n");
+ memset (&emaclite, 0, sizeof (xemaclite));
+ emaclite.baseaddress = XILINX_EMACLITE_BASEADDR;
+
+ if (!getenv("ethaddr")) {
+ memcpy(bis->bi_enetaddr, emacaddr, ENET_ADDR_LENGTH);
+ }
+
+/*
+ * TX - TX_PING & TX_PONG initialization
+ */
+ /* Restart PING TX */
+ out_be32 (emaclite.baseaddress + XEL_TSR_OFFSET, 0);
+ /* Copy MAC address */
+ xemaclite_alignedwrite (bis->bi_enetaddr,
+ emaclite.baseaddress, ENET_ADDR_LENGTH);
+ /* Set the length */
+ out_be32 (emaclite.baseaddress + XEL_TPLR_OFFSET, ENET_ADDR_LENGTH);
+ /* Update the MAC address in the EMAC Lite */
+ out_be32 (emaclite.baseaddress + XEL_TSR_OFFSET, XEL_TSR_PROG_MAC_ADDR);
+ /* Wait for EMAC Lite to finish with the MAC address update */
+ while ((in_be32 (emaclite.baseaddress + XEL_TSR_OFFSET) &
+ XEL_TSR_PROG_MAC_ADDR) != 0) ;
+
+#ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
+ /* The same operation with PONG TX */
+ out_be32 (emaclite.baseaddress + XEL_TSR_OFFSET + XEL_BUFFER_OFFSET, 0);
+ xemaclite_alignedwrite (bis->bi_enetaddr, emaclite.baseaddress +
+ XEL_BUFFER_OFFSET, ENET_ADDR_LENGTH);
+ out_be32 (emaclite.baseaddress + XEL_TPLR_OFFSET, ENET_ADDR_LENGTH);
+ out_be32 (emaclite.baseaddress + XEL_TSR_OFFSET + XEL_BUFFER_OFFSET,
+ XEL_TSR_PROG_MAC_ADDR);
+ while ((in_be32 (emaclite.baseaddress + XEL_TSR_OFFSET +
+ XEL_BUFFER_OFFSET) & XEL_TSR_PROG_MAC_ADDR) != 0) ;
+#endif
+
+/*
+ * RX - RX_PING & RX_PONG initialization
+ */
+ /* Write out the value to flush the RX buffer */
+ out_be32 (emaclite.baseaddress + XEL_RSR_OFFSET, XEL_RSR_RECV_IE_MASK);
+#ifdef CONFIG_XILINX_EMACLITE_RX_PING_PONG
+ out_be32 (emaclite.baseaddress + XEL_RSR_OFFSET + XEL_BUFFER_OFFSET,
+ XEL_RSR_RECV_IE_MASK);
+#endif
+
+ debug ("EmacLite Initialization complete\n");
+ return 0;
+}
+
+int xemaclite_txbufferavailable (xemaclite * instanceptr)
+{
+ u32 reg;
+ u32 txpingbusy;
+ u32 txpongbusy;
+ /*
+ * Read the other buffer register
+ * and determine if the other buffer is available
+ */
+ reg = in_be32 (instanceptr->baseaddress +
+ instanceptr->nexttxbuffertouse + 0);
+ txpingbusy = ((reg & XEL_TSR_XMIT_BUSY_MASK) ==
+ XEL_TSR_XMIT_BUSY_MASK);
+
+ reg = in_be32 (instanceptr->baseaddress +
+ (instanceptr->nexttxbuffertouse ^ XEL_TSR_OFFSET) + 0);
+ txpongbusy = ((reg & XEL_TSR_XMIT_BUSY_MASK) ==
+ XEL_TSR_XMIT_BUSY_MASK);
+
+ return (!(txpingbusy && txpongbusy));
+}
+
+int eth_send (volatile void *ptr, int len) {
+
+ unsigned int reg;
+ unsigned int baseaddress;
+
+ unsigned maxtry = 1000;
+
+ if (len > ENET_MAX_MTU)
+ len = ENET_MAX_MTU;
+
+ while (!xemaclite_txbufferavailable (&emaclite) && maxtry) {
+ udelay (10);
+ maxtry--;
+ }
+
+ if (!maxtry) {
+ printf ("Error: Timeout waiting for ethernet TX buffer\n");
+ /* Restart PING TX */
+ out_be32 (emaclite.baseaddress + XEL_TSR_OFFSET, 0);
+#ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
+ out_be32 (emaclite.baseaddress + XEL_TSR_OFFSET +
+ XEL_BUFFER_OFFSET, 0);
+#endif
+ return 0;
+ }
+
+ /* Determine the expected TX buffer address */
+ baseaddress = (emaclite.baseaddress + emaclite.nexttxbuffertouse);
+
+ /* Determine if the expected buffer address is empty */
+ reg = in_be32 (baseaddress + XEL_TSR_OFFSET);
+ if (((reg & XEL_TSR_XMIT_BUSY_MASK) == 0)
+ && ((in_be32 ((baseaddress) + XEL_TSR_OFFSET)
+ & XEL_TSR_XMIT_ACTIVE_MASK) == 0)) {
+
+#ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
+ emaclite.nexttxbuffertouse ^= XEL_BUFFER_OFFSET;
+#endif
+ debug ("Send packet from 0x%x\n", baseaddress);
+ /* Write the frame to the buffer */
+ xemaclite_alignedwrite ((void *) ptr, baseaddress, len);
+ out_be32 (baseaddress + XEL_TPLR_OFFSET,(len &
+ (XEL_TPLR_LENGTH_MASK_HI | XEL_TPLR_LENGTH_MASK_LO)));
+ reg = in_be32 (baseaddress + XEL_TSR_OFFSET);
+ reg |= XEL_TSR_XMIT_BUSY_MASK;
+ if ((reg & XEL_TSR_XMIT_IE_MASK) != 0) {
+ reg |= XEL_TSR_XMIT_ACTIVE_MASK;
+ }
+ out_be32 (baseaddress + XEL_TSR_OFFSET, reg);
+ return 1;
+ }
+#ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
+ /* Switch to second buffer */
+ baseaddress ^= XEL_BUFFER_OFFSET;
+ /* Determine if the expected buffer address is empty */
+ reg = in_be32 (baseaddress + XEL_TSR_OFFSET);
+ if (((reg & XEL_TSR_XMIT_BUSY_MASK) == 0)
+ && ((in_be32 ((baseaddress) + XEL_TSR_OFFSET)
+ & XEL_TSR_XMIT_ACTIVE_MASK) == 0)) {
+ debug ("Send packet from 0x%x\n", baseaddress);
+ /* Write the frame to the buffer */
+ xemaclite_alignedwrite ((void *) ptr, baseaddress, len);
+ out_be32 (baseaddress + XEL_TPLR_OFFSET,(len &
+ (XEL_TPLR_LENGTH_MASK_HI | XEL_TPLR_LENGTH_MASK_LO)));
+ reg = in_be32 (baseaddress + XEL_TSR_OFFSET);
+ reg |= XEL_TSR_XMIT_BUSY_MASK;
+ if ((reg & XEL_TSR_XMIT_IE_MASK) != 0) {
+ reg |= XEL_TSR_XMIT_ACTIVE_MASK;
+ }
+ out_be32 (baseaddress + XEL_TSR_OFFSET, reg);
+ return 1;
+ }
+#endif
+ puts ("Error while sending frame\n");
+ return 0;
+}
+
+int eth_rx (void)
+{
+ unsigned int length;
+ unsigned int reg;
+ unsigned int baseaddress;
+
+ baseaddress = emaclite.baseaddress + emaclite.nextrxbuffertouse;
+ reg = in_be32 (baseaddress + XEL_RSR_OFFSET);
+ debug ("Testing data at address 0x%x\n", baseaddress);
+ if ((reg & XEL_RSR_RECV_DONE_MASK) == XEL_RSR_RECV_DONE_MASK) {
+#ifdef CONFIG_XILINX_EMACLITE_RX_PING_PONG
+ emaclite.nextrxbuffertouse ^= XEL_BUFFER_OFFSET;
+#endif
+ } else {
+#ifndef CONFIG_XILINX_EMACLITE_RX_PING_PONG
+ debug ("No data was available - address 0x%x\n", baseaddress);
+ return 0;
+#else
+ baseaddress ^= XEL_BUFFER_OFFSET;
+ reg = in_be32 (baseaddress + XEL_RSR_OFFSET);
+ if ((reg & XEL_RSR_RECV_DONE_MASK) !=
+ XEL_RSR_RECV_DONE_MASK) {
+ debug ("No data was available - address 0x%x\n",
+ baseaddress);
+ return 0;
+ }
+#endif
+ }
+ /* Get the length of the frame that arrived */
+ switch(((in_be32 (baseaddress + XEL_RXBUFF_OFFSET + 0xC)) &
+ 0xFFFF0000 ) >> 16) {
+ case 0x806:
+ length = 42 + 20; /* FIXME size of ARP */
+ debug ("ARP Packet\n");
+ break;
+ case 0x800:
+ length = 14 + 14 +
+ (((in_be32 (baseaddress + XEL_RXBUFF_OFFSET + 0x10)) &
+ 0xFFFF0000) >> 16); /* FIXME size of IP packet */
+ debug ("IP Packet\n");
+ break;
+ default:
+ debug ("Other Packet\n");
+ length = ENET_MAX_MTU;
+ break;
+ }
+
+ xemaclite_alignedread ((u32 *) (baseaddress + XEL_RXBUFF_OFFSET),
+ etherrxbuff, length);
+
+ /* Acknowledge the frame */
+ reg = in_be32 (baseaddress + XEL_RSR_OFFSET);
+ reg &= ~XEL_RSR_RECV_DONE_MASK;
+ out_be32 (baseaddress + XEL_RSR_OFFSET, reg);
+
+ debug ("Packet receive from 0x%x, length %dB\n", baseaddress, length);
+ NetReceive ((uchar *) etherrxbuff, length);
+ return 1;
+
+}
/*
- * (C) Copyright 2007 Michal Simek
+ * (C) Copyright 2007-2008 Michal Simek
*
* Michal SIMEK <monstr@monstr.eu>
*
#define CONFIG_ML401 1 /* ML401 Board */
/* uart */
+#ifdef XILINX_UARTLITE_BASEADDR
#define CONFIG_XILINX_UARTLITE
-#define CONFIG_SERIAL_BASE XILINX_UART_BASEADDR
-#define CONFIG_BAUDRATE XILINX_UART_BAUDRATE
+#define CONFIG_SERIAL_BASE XILINX_UARTLITE_BASEADDR
+#define CONFIG_BAUDRATE XILINX_UARTLITE_BAUDRATE
#define CFG_BAUDRATE_TABLE { CONFIG_BAUDRATE }
+#else
+#ifdef XILINX_UART16550_BASEADDR
+#define CFG_NS16550
+#define CFG_NS16550_SERIAL
+#define CFG_NS16550_REG_SIZE 4
+#define CONFIG_CONS_INDEX 1
+#define CFG_NS16550_COM1 XILINX_UART16550_BASEADDR
+#define CFG_NS16550_CLK XILINX_UART16550_CLOCK_HZ
+#define CONFIG_BAUDRATE 115200
+#define CFG_BAUDRATE_TABLE { 9600, 115200 }
+#endif
+#endif
/* setting reset address */
/*#define CFG_RESET_ADDRESS TEXT_BASE*/
/* ethernet */
-#define CONFIG_EMACLITE 1
-#define XPAR_EMAC_0_DEVICE_ID XPAR_OPB_ETHERNET_0_DEVICE_ID
+#ifdef XILINX_EMAC_BASEADDR
+#define CONFIG_XILINX_EMAC 1
+#else
+#ifdef XILINX_EMACLITE_BASEADDR
+#define CONFIG_XILINX_EMACLITE 1
+#endif
+#endif
+#undef ET_DEBUG
/* gpio */
+#ifdef XILINX_GPIO_BASEADDR
#define CFG_GPIO_0 1
#define CFG_GPIO_0_ADDR XILINX_GPIO_BASEADDR
+#endif
/* interrupt controller */
#define CFG_INTC_0 1
#define CONFIG_XILINX_CLOCK_FREQ XILINX_CLOCK_FREQ
/* FSL */
-#define CFG_FSL_2
-#define FSL_INTR_2 1
+/* #define CFG_FSL_2 */
+/* #define FSL_INTR_2 1 */
/*
* memory layout - Example
#else /* !RAMENV */
#define CFG_ENV_IS_IN_FLASH 1
- #define CFG_ENV_ADDR 0x40000
#define CFG_ENV_SECT_SIZE 0x40000 /* 256K(one sector) for env */
- #define CFG_ENV_SIZE 0x2000
+ #define CFG_ENV_ADDR (CFG_FLASH_BASE + (2 * CFG_ENV_SECT_SIZE))
+ #define CFG_ENV_SIZE 0x40000
#endif /* !RAMBOOT */
#else /* !FLASH */
/* ENV in RAM */
"256k(u-boot),256k(env),3m(kernel),"\
"1m(romfs),1m(cramfs),-(jffs2)\0"
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_OF_LIBFDT 1
+
#endif /* __CONFIG_H */
/*
- * (C) Copyright 2007 Michal Simek
+ * (C) Copyright 2007-2008 Michal Simek
*
* Michal SIMEK <monstr@monstr.eu>
*
#define CONFIG_XUPV2P 1
/* uart */
+#ifdef XILINX_UARTLITE_BASEADDR
#define CONFIG_XILINX_UARTLITE
-#define CONFIG_SERIAL_BASE XILINX_UART_BASEADDR
-#define CONFIG_BAUDRATE XILINX_UART_BAUDRATE
+#define CONFIG_SERIAL_BASE XILINX_UARTLITE_BASEADDR
+#define CONFIG_BAUDRATE XILINX_UARTLITE_BAUDRATE
#define CFG_BAUDRATE_TABLE { CONFIG_BAUDRATE }
-
-/* ethernet */
-#define CONFIG_EMAC 1
-#define XPAR_EMAC_0_DEVICE_ID XPAR_XEMAC_NUM_INSTANCES
+#else
+#ifdef XILINX_UART16550_BASEADDR
+#define CFG_NS16550
+#define CFG_NS16550_SERIAL
+#define CFG_NS16550_REG_SIZE 4
+#define CONFIG_CONS_INDEX 1
+#define CFG_NS16550_COM1 XILINX_UART16550_BASEADDR
+#define CFG_NS16550_CLK XILINX_UART16550_CLOCK_HZ
+#define CONFIG_BAUDRATE 115200
+#define CFG_BAUDRATE_TABLE { 9600, 115200 }
+#endif
+#endif
/*
* setting reset address
*/
/* #define CFG_RESET_ADDRESS 0x36000000 */
+/* ethernet */
+#ifdef XILINX_EMAC_BASEADDR
+#define CONFIG_XILINX_EMAC 1
+#else
+#ifdef XILINX_EMACLITE_BASEADDR
+#define CONFIG_XILINX_EMACLITE 1
+#endif
+#endif
+#undef ET_DEBUG
+
/* gpio */
#ifdef XILINX_GPIO_BASEADDR
#define CFG_GPIO_0 1
#include <config_cmd_default.h>
#undef CONFIG_CMD_FLASH
+#undef CONFIG_CMD_JFFS2
#undef CONFIG_CMD_IMLS
#define CONFIG_CMD_ASKENV
#define CONFIG_DOS_PARTITION
#endif
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_OF_LIBFDT 1 /* flat device tree */
+
#endif /* __CONFIG_H */
#
-# (C) Copyright 2004 Atmark Techno, Inc.
+# (C) Copyright 2007-2008 Michal Simek
+# Michal SIMEK <monstr@monstr.eu>
#
+# (C) Copyright 2004 Atmark Techno, Inc.
# Yasushi SHOJI <yashi@atmark-techno.com>
#
# See file CREDITS for list of people who contributed to this
#
PLATFORM_CPPFLAGS += -ffixed-r31 -D__microblaze__
-
-ifdef CONFIG_MICROBLAZE_HARD_MULT
-PLATFORM_CPPFLAGS += -mno-xl-soft-mul
-endif
-
-ifdef CONFIG_MICROBLAZE_HARD_DIV
-PLATFORM_CPPFLAGS += -mno-xl-soft-div
-endif
-
-ifdef CONFIG_MICROBLAZE_HARD_BARREL
-PLATFORM_CPPFLAGS += -mxl-barrel-shift
-endif
projects / oweals / u-boot.git / commitdiff