| /****************************************************************************/ |
| |
| /* |
| * fec.h -- Fast Ethernet Controller for Motorola ColdFire SoC |
| * processors. |
| * |
| * (C) Copyright 2000-2005, Greg Ungerer (gerg@snapgear.com) |
| * (C) Copyright 2000-2001, Lineo (www.lineo.com) |
| */ |
| |
| /****************************************************************************/ |
| #ifndef FEC_H |
| #define FEC_H |
| /****************************************************************************/ |
| |
| #if defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x) || \ |
| defined(CONFIG_M520x) || defined(CONFIG_M532x) |
| /* |
| * Just figures, Motorola would have to change the offsets for |
| * registers in the same peripheral device on different models |
| * of the ColdFire! |
| */ |
| typedef struct fec { |
| unsigned long fec_reserved0; |
| unsigned long fec_ievent; /* Interrupt event reg */ |
| unsigned long fec_imask; /* Interrupt mask reg */ |
| unsigned long fec_reserved1; |
| unsigned long fec_r_des_active; /* Receive descriptor reg */ |
| unsigned long fec_x_des_active; /* Transmit descriptor reg */ |
| unsigned long fec_reserved2[3]; |
| unsigned long fec_ecntrl; /* Ethernet control reg */ |
| unsigned long fec_reserved3[6]; |
| unsigned long fec_mii_data; /* MII manage frame reg */ |
| unsigned long fec_mii_speed; /* MII speed control reg */ |
| unsigned long fec_reserved4[7]; |
| unsigned long fec_mib_ctrlstat; /* MIB control/status reg */ |
| unsigned long fec_reserved5[7]; |
| unsigned long fec_r_cntrl; /* Receive control reg */ |
| unsigned long fec_reserved6[15]; |
| unsigned long fec_x_cntrl; /* Transmit Control reg */ |
| unsigned long fec_reserved7[7]; |
| unsigned long fec_addr_low; /* Low 32bits MAC address */ |
| unsigned long fec_addr_high; /* High 16bits MAC address */ |
| unsigned long fec_opd; /* Opcode + Pause duration */ |
| unsigned long fec_reserved8[10]; |
| unsigned long fec_hash_table_high; /* High 32bits hash table */ |
| unsigned long fec_hash_table_low; /* Low 32bits hash table */ |
| unsigned long fec_grp_hash_table_high;/* High 32bits hash table */ |
| unsigned long fec_grp_hash_table_low; /* Low 32bits hash table */ |
| unsigned long fec_reserved9[7]; |
| unsigned long fec_x_wmrk; /* FIFO transmit water mark */ |
| unsigned long fec_reserved10; |
| unsigned long fec_r_bound; /* FIFO receive bound reg */ |
| unsigned long fec_r_fstart; /* FIFO receive start reg */ |
| unsigned long fec_reserved11[11]; |
| unsigned long fec_r_des_start; /* Receive descriptor ring */ |
| unsigned long fec_x_des_start; /* Transmit descriptor ring */ |
| unsigned long fec_r_buff_size; /* Maximum receive buff size */ |
| } fec_t; |
| |
| #else |
| |
| /* |
| * Define device register set address map. |
| */ |
| typedef struct fec { |
| unsigned long fec_ecntrl; /* Ethernet control reg */ |
| unsigned long fec_ievent; /* Interrupt even reg */ |
| unsigned long fec_imask; /* Interrupt mask reg */ |
| unsigned long fec_ivec; /* Interrupt vec status reg */ |
| unsigned long fec_r_des_active; /* Receive descriptor reg */ |
| unsigned long fec_x_des_active; /* Transmit descriptor reg */ |
| unsigned long fec_reserved1[10]; |
| unsigned long fec_mii_data; /* MII manage frame reg */ |
| unsigned long fec_mii_speed; /* MII speed control reg */ |
| unsigned long fec_reserved2[17]; |
| unsigned long fec_r_bound; /* FIFO receive bound reg */ |
| unsigned long fec_r_fstart; /* FIFO receive start reg */ |
| unsigned long fec_reserved3[4]; |
| unsigned long fec_x_wmrk; /* FIFO transmit water mark */ |
| unsigned long fec_reserved4; |
| unsigned long fec_x_fstart; /* FIFO transmit start reg */ |
| unsigned long fec_reserved5[21]; |
| unsigned long fec_r_cntrl; /* Receive control reg */ |
| unsigned long fec_max_frm_len; /* Maximum frame length reg */ |
| unsigned long fec_reserved6[14]; |
| unsigned long fec_x_cntrl; /* Transmit Control reg */ |
| unsigned long fec_reserved7[158]; |
| unsigned long fec_addr_low; /* Low 32bits MAC address */ |
| unsigned long fec_addr_high; /* High 16bits MAC address */ |
| unsigned long fec_hash_table_high; /* High 32bits hash table */ |
| unsigned long fec_hash_table_low; /* Low 32bits hash table */ |
| unsigned long fec_r_des_start; /* Receive descriptor ring */ |
| unsigned long fec_x_des_start; /* Transmit descriptor ring */ |
| unsigned long fec_r_buff_size; /* Maximum receive buff size */ |
| unsigned long reserved8[9]; |
| unsigned long fec_fifo_ram[112]; /* FIFO RAM buffer */ |
| } fec_t; |
| |
| #endif /* CONFIG_M5272 */ |
| |
| |
| /* |
| * Define the buffer descriptor structure. |
| */ |
| typedef struct bufdesc { |
| unsigned short cbd_sc; /* Control and status info */ |
| unsigned short cbd_datlen; /* Data length */ |
| unsigned long cbd_bufaddr; /* Buffer address */ |
| } cbd_t; |
| |
| |
| /* |
| * The following definitions courtesy of commproc.h, which where |
| * Copyright (c) 1997 Dan Malek (dmalek@jlc.net). |
| */ |
| #define BD_SC_EMPTY ((ushort)0x8000) /* Recieve is empty */ |
| #define BD_SC_READY ((ushort)0x8000) /* Transmit is ready */ |
| #define BD_SC_WRAP ((ushort)0x2000) /* Last buffer descriptor */ |
| #define BD_SC_INTRPT ((ushort)0x1000) /* Interrupt on change */ |
| #define BD_SC_CM ((ushort)0x0200) /* Continous mode */ |
| #define BD_SC_ID ((ushort)0x0100) /* Rec'd too many idles */ |
| #define BD_SC_P ((ushort)0x0100) /* xmt preamble */ |
| #define BD_SC_BR ((ushort)0x0020) /* Break received */ |
| #define BD_SC_FR ((ushort)0x0010) /* Framing error */ |
| #define BD_SC_PR ((ushort)0x0008) /* Parity error */ |
| #define BD_SC_OV ((ushort)0x0002) /* Overrun */ |
| #define BD_SC_CD ((ushort)0x0001) /* ?? */ |
| |
| /* Buffer descriptor control/status used by Ethernet receive. |
| */ |
| #define BD_ENET_RX_EMPTY ((ushort)0x8000) |
| #define BD_ENET_RX_WRAP ((ushort)0x2000) |
| #define BD_ENET_RX_INTR ((ushort)0x1000) |
| #define BD_ENET_RX_LAST ((ushort)0x0800) |
| #define BD_ENET_RX_FIRST ((ushort)0x0400) |
| #define BD_ENET_RX_MISS ((ushort)0x0100) |
| #define BD_ENET_RX_LG ((ushort)0x0020) |
| #define BD_ENET_RX_NO ((ushort)0x0010) |
| #define BD_ENET_RX_SH ((ushort)0x0008) |
| #define BD_ENET_RX_CR ((ushort)0x0004) |
| #define BD_ENET_RX_OV ((ushort)0x0002) |
| #define BD_ENET_RX_CL ((ushort)0x0001) |
| #define BD_ENET_RX_STATS ((ushort)0x013f) /* All status bits */ |
| |
| /* Buffer descriptor control/status used by Ethernet transmit. |
| */ |
| #define BD_ENET_TX_READY ((ushort)0x8000) |
| #define BD_ENET_TX_PAD ((ushort)0x4000) |
| #define BD_ENET_TX_WRAP ((ushort)0x2000) |
| #define BD_ENET_TX_INTR ((ushort)0x1000) |
| #define BD_ENET_TX_LAST ((ushort)0x0800) |
| #define BD_ENET_TX_TC ((ushort)0x0400) |
| #define BD_ENET_TX_DEF ((ushort)0x0200) |
| #define BD_ENET_TX_HB ((ushort)0x0100) |
| #define BD_ENET_TX_LC ((ushort)0x0080) |
| #define BD_ENET_TX_RL ((ushort)0x0040) |
| #define BD_ENET_TX_RCMASK ((ushort)0x003c) |
| #define BD_ENET_TX_UN ((ushort)0x0002) |
| #define BD_ENET_TX_CSL ((ushort)0x0001) |
| #define BD_ENET_TX_STATS ((ushort)0x03ff) /* All status bits */ |
| |
| |
| /****************************************************************************/ |
| #endif /* FEC_H */ |