diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/xilinx_emac.h | 71 | ||||
| -rw-r--r-- | drivers/net/xilinx_emaclite.c | 10 |
2 files changed, 40 insertions, 41 deletions
diff --git a/drivers/net/xilinx_emac.h b/drivers/net/xilinx_emac.h index ab4d212..7c00eeb 100644 --- a/drivers/net/xilinx_emac.h +++ b/drivers/net/xilinx_emac.h @@ -1,7 +1,7 @@ /* * (C) Copyright 2007 Michal Simek * - * Michal SIMEK <monstr@monstr.eu> + * Michal SIMEK <monstr@monstr.eu> * * See file CREDITS for list of people who contributed to this * project. @@ -13,7 +13,7 @@ * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License @@ -35,34 +35,33 @@ typedef struct { 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_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 +#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 +/* 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 +#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_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 */ @@ -78,31 +77,31 @@ typedef struct { * 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 | \ +#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) -#define XEM_EIR_XMIT_DONE_MASK 0x00000001UL /* Xmit complete */ -#define XEM_EIR_RECV_DONE_MASK 0x00000002UL /* Recv complete */ -#define XEM_EIR_XMIT_ERROR_MASK 0x00000004UL /* Xmit error */ -#define XEM_EIR_RECV_ERROR_MASK 0x00000008UL /* Recv error */ -#define XEM_EIR_XMIT_SFIFO_EMPTY_MASK 0x00000010UL /* Xmit status fifo empty */ -#define XEM_EIR_RECV_LFIFO_EMPTY_MASK 0x00000020UL /* Recv length fifo empty */ -#define XEM_EIR_XMIT_LFIFO_FULL_MASK 0x00000040UL /* Xmit length fifo full */ -#define XEM_EIR_RECV_LFIFO_OVER_MASK 0x00000080UL /* Recv length fifo +#define XEM_EIR_XMIT_DONE_MASK 0x00000001UL /* Xmit complete */ +#define XEM_EIR_RECV_DONE_MASK 0x00000002UL /* Recv complete */ +#define XEM_EIR_XMIT_ERROR_MASK 0x00000004UL /* Xmit error */ +#define XEM_EIR_RECV_ERROR_MASK 0x00000008UL /* Recv error */ +#define XEM_EIR_XMIT_SFIFO_EMPTY_MASK 0x00000010UL /* Xmit status fifo empty */ +#define XEM_EIR_RECV_LFIFO_EMPTY_MASK 0x00000020UL /* Recv length fifo empty */ +#define XEM_EIR_XMIT_LFIFO_FULL_MASK 0x00000040UL /* Xmit length fifo full */ +#define XEM_EIR_RECV_LFIFO_OVER_MASK 0x00000080UL /* Recv length fifo * overrun */ -#define XEM_EIR_RECV_LFIFO_UNDER_MASK 0x00000100UL /* Recv length fifo +#define XEM_EIR_RECV_LFIFO_UNDER_MASK 0x00000100UL /* Recv length fifo * underrun */ -#define XEM_EIR_XMIT_SFIFO_OVER_MASK 0x00000200UL /* Xmit status fifo +#define XEM_EIR_XMIT_SFIFO_OVER_MASK 0x00000200UL /* Xmit status fifo * overrun */ -#define XEM_EIR_XMIT_SFIFO_UNDER_MASK 0x00000400UL /* Transmit status fifo +#define XEM_EIR_XMIT_SFIFO_UNDER_MASK 0x00000400UL /* Transmit status fifo * underrun */ -#define XEM_EIR_XMIT_LFIFO_OVER_MASK 0x00000800UL /* Transmit length fifo +#define XEM_EIR_XMIT_LFIFO_OVER_MASK 0x00000800UL /* Transmit length fifo * overrun */ -#define XEM_EIR_XMIT_LFIFO_UNDER_MASK 0x00001000UL /* Transmit length fifo +#define XEM_EIR_XMIT_LFIFO_UNDER_MASK 0x00001000UL /* Transmit length fifo * underrun */ -#define XEM_EIR_XMIT_PAUSE_MASK 0x00002000UL /* Transmit pause pkt +#define XEM_EIR_XMIT_PAUSE_MASK 0x00002000UL /* Transmit pause pkt * received */ /* @@ -124,5 +123,5 @@ typedef struct { * addr */ /* Transmit Status Register (TSR) */ -#define XEM_TSR_EXCESS_DEFERRAL_MASK 0x80000000UL /* Transmit excess deferral */ -#define XEM_TSR_LATE_COLLISION_MASK 0x01000000UL /* Transmit late collision */ +#define XEM_TSR_EXCESS_DEFERRAL_MASK 0x80000000UL /* Transmit excess deferral */ +#define XEM_TSR_LATE_COLLISION_MASK 0x01000000UL /* Transmit late collision */ diff --git a/drivers/net/xilinx_emaclite.c b/drivers/net/xilinx_emaclite.c index 7e69211..99e7035 100644 --- a/drivers/net/xilinx_emaclite.c +++ b/drivers/net/xilinx_emaclite.c @@ -29,7 +29,7 @@ #ifdef XILINX_EMACLITE_BASEADDR -//#define DEBUG +#undef DEBUG #define ENET_MAX_MTU PKTSIZE #define ENET_MAX_MTU_ALIGNED PKTSIZE_ALIGN @@ -310,7 +310,7 @@ int eth_rx (void) BaseAddress = EmacLite.BaseAddress + EmacLite.NextRxBufferToUse; Register = in_be32 (BaseAddress + XEL_RSR_OFFSET); #ifdef DEBUG -// printf ("Testing data at address 0x%x\n", BaseAddress); + printf ("Testing data at address 0x%x\n", BaseAddress); #endif if ((Register & XEL_RSR_RECV_DONE_MASK) == XEL_RSR_RECV_DONE_MASK) { #ifdef XILINX_EMACLITE_RX_PING_PONG @@ -319,7 +319,7 @@ int eth_rx (void) } else { #ifndef XILINX_EMACLITE_RX_PING_PONG #ifdef DEBUG -// printf ("No data was available - address 0x%x\n", BaseAddress); + printf ("No data was available - address 0x%x\n", BaseAddress); #endif return 0; #else @@ -328,8 +328,8 @@ int eth_rx (void) if ((Register & XEL_RSR_RECV_DONE_MASK) != XEL_RSR_RECV_DONE_MASK) { #ifdef DEBUG -// printf ("No data was available - address 0x%x\n", -// BaseAddress); + printf ("No data was available - address 0x%x\n", + BaseAddress); #endif return 0; } |