47dd7a540b
This is the driver for the ST MAC 10/100/1000 on-chip Ethernet controllers (Synopsys IP blocks). Driver documentation: o http://stlinux.com/drupal/kernel/network/stmmac Revisions: o http://stlinux.com/drupal/kernel/network/stmmac-driver-revisions Performances: o http://stlinux.com/drupal/benchmarks/networking/stmmac Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: David S. Miller <davem@davemloft.net>
116 lines
5.6 KiB
C
116 lines
5.6 KiB
C
/*******************************************************************************
|
|
MAC 10/100 Header File
|
|
|
|
Copyright (C) 2007-2009 STMicroelectronics Ltd
|
|
|
|
This program is free software; you can redistribute it and/or modify it
|
|
under the terms and conditions of the GNU General Public License,
|
|
version 2, as published by the Free Software Foundation.
|
|
|
|
This program is distributed in the hope it will be useful, but WITHOUT
|
|
ANY WARRANTY; without even the implied warranty of 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 along with
|
|
this program; if not, write to the Free Software Foundation, Inc.,
|
|
51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
|
|
|
|
The full GNU General Public License is included in this distribution in
|
|
the file called "COPYING".
|
|
|
|
Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
|
|
*******************************************************************************/
|
|
|
|
/*----------------------------------------------------------------------------
|
|
* MAC BLOCK defines
|
|
*---------------------------------------------------------------------------*/
|
|
/* MAC CSR offset */
|
|
#define MAC_CONTROL 0x00000000 /* MAC Control */
|
|
#define MAC_ADDR_HIGH 0x00000004 /* MAC Address High */
|
|
#define MAC_ADDR_LOW 0x00000008 /* MAC Address Low */
|
|
#define MAC_HASH_HIGH 0x0000000c /* Multicast Hash Table High */
|
|
#define MAC_HASH_LOW 0x00000010 /* Multicast Hash Table Low */
|
|
#define MAC_MII_ADDR 0x00000014 /* MII Address */
|
|
#define MAC_MII_DATA 0x00000018 /* MII Data */
|
|
#define MAC_FLOW_CTRL 0x0000001c /* Flow Control */
|
|
#define MAC_VLAN1 0x00000020 /* VLAN1 Tag */
|
|
#define MAC_VLAN2 0x00000024 /* VLAN2 Tag */
|
|
|
|
/* MAC CTRL defines */
|
|
#define MAC_CONTROL_RA 0x80000000 /* Receive All Mode */
|
|
#define MAC_CONTROL_BLE 0x40000000 /* Endian Mode */
|
|
#define MAC_CONTROL_HBD 0x10000000 /* Heartbeat Disable */
|
|
#define MAC_CONTROL_PS 0x08000000 /* Port Select */
|
|
#define MAC_CONTROL_DRO 0x00800000 /* Disable Receive Own */
|
|
#define MAC_CONTROL_EXT_LOOPBACK 0x00400000 /* Reserved (ext loopback?) */
|
|
#define MAC_CONTROL_OM 0x00200000 /* Loopback Operating Mode */
|
|
#define MAC_CONTROL_F 0x00100000 /* Full Duplex Mode */
|
|
#define MAC_CONTROL_PM 0x00080000 /* Pass All Multicast */
|
|
#define MAC_CONTROL_PR 0x00040000 /* Promiscuous Mode */
|
|
#define MAC_CONTROL_IF 0x00020000 /* Inverse Filtering */
|
|
#define MAC_CONTROL_PB 0x00010000 /* Pass Bad Frames */
|
|
#define MAC_CONTROL_HO 0x00008000 /* Hash Only Filtering Mode */
|
|
#define MAC_CONTROL_HP 0x00002000 /* Hash/Perfect Filtering Mode */
|
|
#define MAC_CONTROL_LCC 0x00001000 /* Late Collision Control */
|
|
#define MAC_CONTROL_DBF 0x00000800 /* Disable Broadcast Frames */
|
|
#define MAC_CONTROL_DRTY 0x00000400 /* Disable Retry */
|
|
#define MAC_CONTROL_ASTP 0x00000100 /* Automatic Pad Stripping */
|
|
#define MAC_CONTROL_BOLMT_10 0x00000000 /* Back Off Limit 10 */
|
|
#define MAC_CONTROL_BOLMT_8 0x00000040 /* Back Off Limit 8 */
|
|
#define MAC_CONTROL_BOLMT_4 0x00000080 /* Back Off Limit 4 */
|
|
#define MAC_CONTROL_BOLMT_1 0x000000c0 /* Back Off Limit 1 */
|
|
#define MAC_CONTROL_DC 0x00000020 /* Deferral Check */
|
|
#define MAC_CONTROL_TE 0x00000008 /* Transmitter Enable */
|
|
#define MAC_CONTROL_RE 0x00000004 /* Receiver Enable */
|
|
|
|
#define MAC_CORE_INIT (MAC_CONTROL_HBD | MAC_CONTROL_ASTP)
|
|
|
|
/* MAC FLOW CTRL defines */
|
|
#define MAC_FLOW_CTRL_PT_MASK 0xffff0000 /* Pause Time Mask */
|
|
#define MAC_FLOW_CTRL_PT_SHIFT 16
|
|
#define MAC_FLOW_CTRL_PASS 0x00000004 /* Pass Control Frames */
|
|
#define MAC_FLOW_CTRL_ENABLE 0x00000002 /* Flow Control Enable */
|
|
#define MAC_FLOW_CTRL_PAUSE 0x00000001 /* Flow Control Busy ... */
|
|
|
|
/* MII ADDR defines */
|
|
#define MAC_MII_ADDR_WRITE 0x00000002 /* MII Write */
|
|
#define MAC_MII_ADDR_BUSY 0x00000001 /* MII Busy */
|
|
|
|
/*----------------------------------------------------------------------------
|
|
* DMA BLOCK defines
|
|
*---------------------------------------------------------------------------*/
|
|
|
|
/* DMA Bus Mode register defines */
|
|
#define DMA_BUS_MODE_DBO 0x00100000 /* Descriptor Byte Ordering */
|
|
#define DMA_BUS_MODE_BLE 0x00000080 /* Big Endian/Little Endian */
|
|
#define DMA_BUS_MODE_PBL_MASK 0x00003f00 /* Programmable Burst Len */
|
|
#define DMA_BUS_MODE_PBL_SHIFT 8
|
|
#define DMA_BUS_MODE_DSL_MASK 0x0000007c /* Descriptor Skip Length */
|
|
#define DMA_BUS_MODE_DSL_SHIFT 2 /* (in DWORDS) */
|
|
#define DMA_BUS_MODE_BAR_BUS 0x00000002 /* Bar-Bus Arbitration */
|
|
#define DMA_BUS_MODE_SFT_RESET 0x00000001 /* Software Reset */
|
|
#define DMA_BUS_MODE_DEFAULT 0x00000000
|
|
|
|
/* DMA Control register defines */
|
|
#define DMA_CONTROL_SF 0x00200000 /* Store And Forward */
|
|
|
|
/* Transmit Threshold Control */
|
|
enum ttc_control {
|
|
DMA_CONTROL_TTC_DEFAULT = 0x00000000, /* Threshold is 32 DWORDS */
|
|
DMA_CONTROL_TTC_64 = 0x00004000, /* Threshold is 64 DWORDS */
|
|
DMA_CONTROL_TTC_128 = 0x00008000, /* Threshold is 128 DWORDS */
|
|
DMA_CONTROL_TTC_256 = 0x0000c000, /* Threshold is 256 DWORDS */
|
|
DMA_CONTROL_TTC_18 = 0x00400000, /* Threshold is 18 DWORDS */
|
|
DMA_CONTROL_TTC_24 = 0x00404000, /* Threshold is 24 DWORDS */
|
|
DMA_CONTROL_TTC_32 = 0x00408000, /* Threshold is 32 DWORDS */
|
|
DMA_CONTROL_TTC_40 = 0x0040c000, /* Threshold is 40 DWORDS */
|
|
DMA_CONTROL_SE = 0x00000008, /* Stop On Empty */
|
|
DMA_CONTROL_OSF = 0x00000004, /* Operate On 2nd Frame */
|
|
};
|
|
|
|
/* STMAC110 DMA Missed Frame Counter register defines */
|
|
#define DMA_MISSED_FRAME_OVE 0x10000000 /* FIFO Overflow Overflow */
|
|
#define DMA_MISSED_FRAME_OVE_CNTR 0x0ffe0000 /* Overflow Frame Counter */
|
|
#define DMA_MISSED_FRAME_OVE_M 0x00010000 /* Missed Frame Overflow */
|
|
#define DMA_MISSED_FRAME_M_CNTR 0x0000ffff /* Missed Frame Couinter */
|