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