diff options
Diffstat (limited to 'cpu/mpc8220/fec.h')
| -rw-r--r-- | cpu/mpc8220/fec.h | 283 |
1 files changed, 283 insertions, 0 deletions
diff --git a/cpu/mpc8220/fec.h b/cpu/mpc8220/fec.h new file mode 100644 index 0000000..a8927fc --- /dev/null +++ b/cpu/mpc8220/fec.h @@ -0,0 +1,283 @@ +/* + * (C) Copyright 2003-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * This file is based on mpc4200fec.h + * (C) Copyright Motorola, Inc., 2000 + * + * odin ethernet header file + */ + +#ifndef __MPC8220_FEC_H +#define __MPC8220_FEC_H + +#include <common.h> +#include <mpc8220.h> +#include "dma.h" + +typedef struct ethernet_register_set { + +/* [10:2]addr = 00 */ + +/* Control and status Registers (offset 000-1FF) */ + + volatile u32 fec_id; /* MBAR_ETH + 0x000 */ + volatile u32 ievent; /* MBAR_ETH + 0x004 */ + volatile u32 imask; /* MBAR_ETH + 0x008 */ + + volatile u32 RES0[1]; /* MBAR_ETH + 0x00C */ + volatile u32 r_des_active; /* MBAR_ETH + 0x010 */ + volatile u32 x_des_active; /* MBAR_ETH + 0x014 */ + volatile u32 r_des_active_cl; /* MBAR_ETH + 0x018 */ + volatile u32 x_des_active_cl; /* MBAR_ETH + 0x01C */ + volatile u32 ivent_set; /* MBAR_ETH + 0x020 */ + volatile u32 ecntrl; /* MBAR_ETH + 0x024 */ + + volatile u32 RES1[6]; /* MBAR_ETH + 0x028-03C */ + volatile u32 mii_data; /* MBAR_ETH + 0x040 */ + volatile u32 mii_speed; /* MBAR_ETH + 0x044 */ + volatile u32 mii_status; /* MBAR_ETH + 0x048 */ + + volatile u32 RES2[5]; /* MBAR_ETH + 0x04C-05C */ + volatile u32 mib_data; /* MBAR_ETH + 0x060 */ + volatile u32 mib_control; /* MBAR_ETH + 0x064 */ + + volatile u32 RES3[6]; /* MBAR_ETH + 0x068-7C */ + volatile u32 r_activate; /* MBAR_ETH + 0x080 */ + volatile u32 r_cntrl; /* MBAR_ETH + 0x084 */ + volatile u32 r_hash; /* MBAR_ETH + 0x088 */ + volatile u32 r_data; /* MBAR_ETH + 0x08C */ + volatile u32 ar_done; /* MBAR_ETH + 0x090 */ + volatile u32 r_test; /* MBAR_ETH + 0x094 */ + volatile u32 r_mib; /* MBAR_ETH + 0x098 */ + volatile u32 r_da_low; /* MBAR_ETH + 0x09C */ + volatile u32 r_da_high; /* MBAR_ETH + 0x0A0 */ + + volatile u32 RES4[7]; /* MBAR_ETH + 0x0A4-0BC */ + volatile u32 x_activate; /* MBAR_ETH + 0x0C0 */ + volatile u32 x_cntrl; /* MBAR_ETH + 0x0C4 */ + volatile u32 backoff; /* MBAR_ETH + 0x0C8 */ + volatile u32 x_data; /* MBAR_ETH + 0x0CC */ + volatile u32 x_status; /* MBAR_ETH + 0x0D0 */ + volatile u32 x_mib; /* MBAR_ETH + 0x0D4 */ + volatile u32 x_test; /* MBAR_ETH + 0x0D8 */ + volatile u32 fdxfc_da1; /* MBAR_ETH + 0x0DC */ + volatile u32 fdxfc_da2; /* MBAR_ETH + 0x0E0 */ + volatile u32 paddr1; /* MBAR_ETH + 0x0E4 */ + volatile u32 paddr2; /* MBAR_ETH + 0x0E8 */ + volatile u32 op_pause; /* MBAR_ETH + 0x0EC */ + + volatile u32 RES5[4]; /* MBAR_ETH + 0x0F0-0FC */ + volatile u32 instr_reg; /* MBAR_ETH + 0x100 */ + volatile u32 context_reg; /* MBAR_ETH + 0x104 */ + volatile u32 test_cntrl; /* MBAR_ETH + 0x108 */ + volatile u32 acc_reg; /* MBAR_ETH + 0x10C */ + volatile u32 ones; /* MBAR_ETH + 0x110 */ + volatile u32 zeros; /* MBAR_ETH + 0x114 */ + volatile u32 iaddr1; /* MBAR_ETH + 0x118 */ + volatile u32 iaddr2; /* MBAR_ETH + 0x11C */ + volatile u32 gaddr1; /* MBAR_ETH + 0x120 */ + volatile u32 gaddr2; /* MBAR_ETH + 0x124 */ + volatile u32 random; /* MBAR_ETH + 0x128 */ + volatile u32 rand1; /* MBAR_ETH + 0x12C */ + volatile u32 tmp; /* MBAR_ETH + 0x130 */ + + volatile u32 RES6[3]; /* MBAR_ETH + 0x134-13C */ + volatile u32 fifo_id; /* MBAR_ETH + 0x140 */ + volatile u32 x_wmrk; /* MBAR_ETH + 0x144 */ + volatile u32 fcntrl; /* MBAR_ETH + 0x148 */ + volatile u32 r_bound; /* MBAR_ETH + 0x14C */ + volatile u32 r_fstart; /* MBAR_ETH + 0x150 */ + volatile u32 r_count; /* MBAR_ETH + 0x154 */ + volatile u32 r_lag; /* MBAR_ETH + 0x158 */ + volatile u32 r_read; /* MBAR_ETH + 0x15C */ + volatile u32 r_write; /* MBAR_ETH + 0x160 */ + volatile u32 x_count; /* MBAR_ETH + 0x164 */ + volatile u32 x_lag; /* MBAR_ETH + 0x168 */ + volatile u32 x_retry; /* MBAR_ETH + 0x16C */ + volatile u32 x_write; /* MBAR_ETH + 0x170 */ + volatile u32 x_read; /* MBAR_ETH + 0x174 */ + + volatile u32 RES7[2]; /* MBAR_ETH + 0x178-17C */ + volatile u32 fm_cntrl; /* MBAR_ETH + 0x180 */ + volatile u32 rfifo_data; /* MBAR_ETH + 0x184 */ + volatile u32 rfifo_status; /* MBAR_ETH + 0x188 */ + volatile u32 rfifo_cntrl; /* MBAR_ETH + 0x18C */ + volatile u32 rfifo_lrf_ptr; /* MBAR_ETH + 0x190 */ + volatile u32 rfifo_lwf_ptr; /* MBAR_ETH + 0x194 */ + volatile u32 rfifo_alarm; /* MBAR_ETH + 0x198 */ + volatile u32 rfifo_rdptr; /* MBAR_ETH + 0x19C */ + volatile u32 rfifo_wrptr; /* MBAR_ETH + 0x1A0 */ + volatile u32 tfifo_data; /* MBAR_ETH + 0x1A4 */ + volatile u32 tfifo_status; /* MBAR_ETH + 0x1A8 */ + volatile u32 tfifo_cntrl; /* MBAR_ETH + 0x1AC */ + volatile u32 tfifo_lrf_ptr; /* MBAR_ETH + 0x1B0 */ + volatile u32 tfifo_lwf_ptr; /* MBAR_ETH + 0x1B4 */ + volatile u32 tfifo_alarm; /* MBAR_ETH + 0x1B8 */ + volatile u32 tfifo_rdptr; /* MBAR_ETH + 0x1BC */ + volatile u32 tfifo_wrptr; /* MBAR_ETH + 0x1C0 */ + + volatile u32 reset_cntrl; /* MBAR_ETH + 0x1C4 */ + volatile u32 xmit_fsm; /* MBAR_ETH + 0x1C8 */ + + volatile u32 RES8[3]; /* MBAR_ETH + 0x1CC-1D4 */ + volatile u32 rdes_data0; /* MBAR_ETH + 0x1D8 */ + volatile u32 rdes_data1; /* MBAR_ETH + 0x1DC */ + volatile u32 r_length; /* MBAR_ETH + 0x1E0 */ + volatile u32 x_length; /* MBAR_ETH + 0x1E4 */ + volatile u32 x_addr; /* MBAR_ETH + 0x1E8 */ + volatile u32 cdes_data; /* MBAR_ETH + 0x1EC */ + volatile u32 status; /* MBAR_ETH + 0x1F0 */ + volatile u32 dma_control; /* MBAR_ETH + 0x1F4 */ + volatile u32 des_cmnd; /* MBAR_ETH + 0x1F8 */ + volatile u32 data; /* MBAR_ETH + 0x1FC */ + + /* MIB COUNTERS (Offset 200-2FF) */ + + volatile u32 rmon_t_drop; /* MBAR_ETH + 0x200 */ + volatile u32 rmon_t_packets; /* MBAR_ETH + 0x204 */ + volatile u32 rmon_t_bc_pkt; /* MBAR_ETH + 0x208 */ + volatile u32 rmon_t_mc_pkt; /* MBAR_ETH + 0x20C */ + volatile u32 rmon_t_crc_align; /* MBAR_ETH + 0x210 */ + volatile u32 rmon_t_undersize; /* MBAR_ETH + 0x214 */ + volatile u32 rmon_t_oversize; /* MBAR_ETH + 0x218 */ + volatile u32 rmon_t_frag; /* MBAR_ETH + 0x21C */ + volatile u32 rmon_t_jab; /* MBAR_ETH + 0x220 */ + volatile u32 rmon_t_col; /* MBAR_ETH + 0x224 */ + volatile u32 rmon_t_p64; /* MBAR_ETH + 0x228 */ + volatile u32 rmon_t_p65to127; /* MBAR_ETH + 0x22C */ + volatile u32 rmon_t_p128to255; /* MBAR_ETH + 0x230 */ + volatile u32 rmon_t_p256to511; /* MBAR_ETH + 0x234 */ + volatile u32 rmon_t_p512to1023; /* MBAR_ETH + 0x238 */ + volatile u32 rmon_t_p1024to2047;/* MBAR_ETH + 0x23C */ + volatile u32 rmon_t_p_gte2048; /* MBAR_ETH + 0x240 */ + volatile u32 rmon_t_octets; /* MBAR_ETH + 0x244 */ + volatile u32 ieee_t_drop; /* MBAR_ETH + 0x248 */ + volatile u32 ieee_t_frame_ok; /* MBAR_ETH + 0x24C */ + volatile u32 ieee_t_1col; /* MBAR_ETH + 0x250 */ + volatile u32 ieee_t_mcol; /* MBAR_ETH + 0x254 */ + volatile u32 ieee_t_def; /* MBAR_ETH + 0x258 */ + volatile u32 ieee_t_lcol; /* MBAR_ETH + 0x25C */ + volatile u32 ieee_t_excol; /* MBAR_ETH + 0x260 */ + volatile u32 ieee_t_macerr; /* MBAR_ETH + 0x264 */ + volatile u32 ieee_t_cserr; /* MBAR_ETH + 0x268 */ + volatile u32 ieee_t_sqe; /* MBAR_ETH + 0x26C */ + volatile u32 t_fdxfc; /* MBAR_ETH + 0x270 */ + volatile u32 ieee_t_octets_ok; /* MBAR_ETH + 0x274 */ + + volatile u32 RES9[2]; /* MBAR_ETH + 0x278-27C */ + volatile u32 rmon_r_drop; /* MBAR_ETH + 0x280 */ + volatile u32 rmon_r_packets; /* MBAR_ETH + 0x284 */ + volatile u32 rmon_r_bc_pkt; /* MBAR_ETH + 0x288 */ + volatile u32 rmon_r_mc_pkt; /* MBAR_ETH + 0x28C */ + volatile u32 rmon_r_crc_align; /* MBAR_ETH + 0x290 */ + volatile u32 rmon_r_undersize; /* MBAR_ETH + 0x294 */ + volatile u32 rmon_r_oversize; /* MBAR_ETH + 0x298 */ + volatile u32 rmon_r_frag; /* MBAR_ETH + 0x29C */ + volatile u32 rmon_r_jab; /* MBAR_ETH + 0x2A0 */ + + volatile u32 rmon_r_resvd_0; /* MBAR_ETH + 0x2A4 */ + + volatile u32 rmon_r_p64; /* MBAR_ETH + 0x2A8 */ + volatile u32 rmon_r_p65to127; /* MBAR_ETH + 0x2AC */ + volatile u32 rmon_r_p128to255; /* MBAR_ETH + 0x2B0 */ + volatile u32 rmon_r_p256to511; /* MBAR_ETH + 0x2B4 */ + volatile u32 rmon_r_p512to1023; /* MBAR_ETH + 0x2B8 */ + volatile u32 rmon_r_p1024to2047;/* MBAR_ETH + 0x2BC */ + volatile u32 rmon_r_p_gte2048; /* MBAR_ETH + 0x2C0 */ + volatile u32 rmon_r_octets; /* MBAR_ETH + 0x2C4 */ + volatile u32 ieee_r_drop; /* MBAR_ETH + 0x2C8 */ + volatile u32 ieee_r_frame_ok; /* MBAR_ETH + 0x2CC */ + volatile u32 ieee_r_crc; /* MBAR_ETH + 0x2D0 */ + volatile u32 ieee_r_align; /* MBAR_ETH + 0x2D4 */ + volatile u32 r_macerr; /* MBAR_ETH + 0x2D8 */ + volatile u32 r_fdxfc; /* MBAR_ETH + 0x2DC */ + volatile u32 ieee_r_octets_ok; /* MBAR_ETH + 0x2E0 */ + + volatile u32 RES10[6]; /* MBAR_ETH + 0x2E4-2FC */ + + volatile u32 RES11[64]; /* MBAR_ETH + 0x300-3FF */ +} ethernet_regs; + +/* Receive & Transmit Buffer Descriptor definitions */ +typedef struct BufferDescriptor { + u16 status; + u16 dataLength; + u32 dataPointer; +} FEC_RBD; + +typedef struct { + u16 status; + u16 dataLength; + u32 dataPointer; +} FEC_TBD; + +/* private structure */ +typedef enum { + SEVENWIRE, /* 7-wire */ + MII10, /* MII 10Mbps */ + MII100 /* MII 100Mbps */ +} xceiver_type; + +typedef struct { + ethernet_regs *eth; + xceiver_type xcv_type; /* transceiver type */ + FEC_RBD *rbdBase; /* RBD ring */ + FEC_TBD *tbdBase; /* TBD ring */ + u16 rbdIndex; /* next receive BD to read */ + u16 tbdIndex; /* next transmit BD to send */ + u16 usedTbdIndex; /* next transmit BD to clean */ + u16 cleanTbdNum; /* the number of available transmit BDs */ +} mpc8220_fec_priv; + +/* Ethernet parameter area */ +#define FEC_TBD_BASE (FEC_PARAM_BASE + 0x00) +#define FEC_TBD_NEXT (FEC_PARAM_BASE + 0x04) +#define FEC_RBD_BASE (FEC_PARAM_BASE + 0x08) +#define FEC_RBD_NEXT (FEC_PARAM_BASE + 0x0c) + +/* BD Numer definitions */ +#define FEC_TBD_NUM 48 /* The user can adjust this value */ +#define FEC_RBD_NUM 32 /* The user can adjust this value */ + +/* packet size limit */ +#define FEC_MAX_PKT_SIZE 1536 + +/* RBD bits definitions */ +#define FEC_RBD_EMPTY 0x8000 /* Buffer is empty */ +#define FEC_RBD_WRAP 0x2000 /* Last BD in ring */ +#define FEC_RBD_INT 0x1000 /* Interrupt */ +#define FEC_RBD_LAST 0x0800 /* Buffer is last in frame(useless) */ +#define FEC_RBD_MISS 0x0100 /* Miss bit for prom mode */ +#define FEC_RBD_BC 0x0080 /* The received frame is broadcast frame */ +#define FEC_RBD_MC 0x0040 /* The received frame is multicast frame */ +#define FEC_RBD_LG 0x0020 /* Frame length violation */ +#define FEC_RBD_NO 0x0010 /* Nonoctet align frame */ +#define FEC_RBD_SH 0x0008 /* Short frame */ +#define FEC_RBD_CR 0x0004 /* CRC error */ +#define FEC_RBD_OV 0x0002 /* Receive FIFO overrun */ +#define FEC_RBD_TR 0x0001 /* Frame is truncated */ +#define FEC_RBD_ERR (FEC_RBD_LG | FEC_RBD_NO | FEC_RBD_CR | \ + FEC_RBD_OV | FEC_RBD_TR) + +/* TBD bits definitions */ +#define FEC_TBD_READY 0x8000 /* Buffer is ready */ +#define FEC_TBD_WRAP 0x2000 /* Last BD in ring */ +#define FEC_TBD_INT 0x1000 /* Interrupt */ +#define FEC_TBD_LAST 0x0800 /* Buffer is last in frame */ +#define FEC_TBD_TC 0x0400 /* Transmit the CRC */ +#define FEC_TBD_ABC 0x0200 /* Append bad CRC */ + +/* MII-related definitios */ +#define FEC_MII_DATA_ST 0x40000000 /* Start of frame delimiter */ +#define FEC_MII_DATA_OP_RD 0x20000000 /* Perform a read operation */ +#define FEC_MII_DATA_OP_WR 0x10000000 /* Perform a write operation */ +#define FEC_MII_DATA_PA_MSK 0x0f800000 /* PHY Address field mask */ +#define FEC_MII_DATA_RA_MSK 0x007c0000 /* PHY Register field mask */ +#define FEC_MII_DATA_TA 0x00020000 /* Turnaround */ +#define FEC_MII_DATA_DATAMSK 0x0000ffff /* PHY data field */ + +#define FEC_MII_DATA_RA_SHIFT 18 /* MII Register address bits */ +#define FEC_MII_DATA_PA_SHIFT 23 /* MII PHY address bits */ + +#endif /* __MPC8220_FEC_H */ |