upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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597 lines
14 KiB
597 lines
14 KiB
/*
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* (C) Copyright 2001
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* Murray Jensen, CSIRO Manufacturing Science and Technology,
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* <Murray.Jensen@cmst.csiro.au>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <mpc8260.h>
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/* imports from fetch.c */
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extern int fetch_and_parse(bd_t *, char *, ulong, int (*)(uchar *, uchar *));
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int
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eeprom_load(unsigned offset, hymod_eeprom_t *ep)
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{
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uchar data[HYMOD_EEPROM_SIZE], *dp, *edp;
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hymod_eehdr_t *hp;
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ulong len, crc;
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memset(ep, 0, sizeof *ep);
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memset(data, 0, HYMOD_EEPROM_SIZE);
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crc = 0;
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hp = (hymod_eehdr_t *)data;
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eeprom_read(CFG_DEF_EEPROM_ADDR, offset, (uchar *)hp, sizeof (*hp));
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offset += sizeof (*hp);
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if (hp->id != HYMOD_EEPROM_ID || hp->ver > HYMOD_EEPROM_VER ||
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(len = hp->len) > HYMOD_EEPROM_MAXLEN)
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return (0);
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dp = (uchar *)(hp + 1); edp = dp + len;
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eeprom_read(CFG_DEF_EEPROM_ADDR, offset, dp, len);
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offset += len;
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eeprom_read(CFG_DEF_EEPROM_ADDR, offset, (uchar *)&crc, sizeof (ulong));
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if (crc32(0, data, edp - data) != crc)
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return (0);
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ep->ver = hp->ver;
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for (;;) {
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hymod_eerec_t *rp = (hymod_eerec_t *)dp;
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ulong rtyp;
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uchar rlen, *rdat;
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uint rsiz;
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if (rp->small.topbit == 0) {
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rtyp = rp->small.type;
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rlen = rp->small.len;
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rdat = rp->small.data;
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rsiz = offsetof(hymod_eerec_t, small.data) + rlen;
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}
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else if (rp->medium.nxtbit == 0) {
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rtyp = rp->medium.type;
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rlen = rp->medium.len;
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rdat = rp->medium.data;
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rsiz = offsetof(hymod_eerec_t, medium.data) + rlen;
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}
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else {
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rtyp = rp->large.type;
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rlen = rp->large.len;
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rdat = rp->large.data;
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rsiz = offsetof(hymod_eerec_t, large.data) + rlen;
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}
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if (rtyp == 0)
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break;
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dp += rsiz;
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if (dp > edp) /* error? */
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break;
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switch (rtyp) {
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case HYMOD_EEREC_SERNO: /* serial number */
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if (rlen == sizeof (ulong))
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memcpy(&ep->serno, rdat, sizeof (ulong));
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break;
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case HYMOD_EEREC_DATE: /* date */
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if (rlen == sizeof (hymod_date_t))
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memcpy(&ep->date, rdat, sizeof (hymod_date_t));
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break;
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case HYMOD_EEREC_BATCH: /* batch */
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if (rlen <= HYMOD_MAX_BATCH)
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memcpy(ep->batch, rdat, ep->batchlen = rlen);
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break;
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case HYMOD_EEREC_TYPE: /* board type */
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if (rlen == 1)
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ep->bdtype = *rdat;
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break;
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case HYMOD_EEREC_REV: /* board revision */
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if (rlen == 1)
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ep->bdrev = *rdat;
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break;
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case HYMOD_EEREC_SDRAM: /* sdram size(s) */
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if (rlen > 0 && rlen <= HYMOD_MAX_SDRAM) {
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int i;
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for (i = 0; i < rlen; i++)
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ep->sdramsz[i] = rdat[i];
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ep->nsdram = rlen;
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}
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break;
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case HYMOD_EEREC_FLASH: /* flash size(s) */
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if (rlen > 0 && rlen <= HYMOD_MAX_FLASH) {
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int i;
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for (i = 0; i < rlen; i++)
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ep->flashsz[i] = rdat[i];
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ep->nflash = rlen;
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}
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break;
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case HYMOD_EEREC_ZBT: /* zbt ram size(s) */
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if (rlen > 0 && rlen <= HYMOD_MAX_ZBT) {
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int i;
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for (i = 0; i < rlen; i++)
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ep->zbtsz[i] = rdat[i];
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ep->nzbt = rlen;
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}
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break;
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case HYMOD_EEREC_XLXTYP: /* xilinx fpga type(s) */
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if (rlen > 0 && rlen <= HYMOD_MAX_XLX) {
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int i;
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for (i = 0; i < rlen; i++)
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ep->xlx[i].type = rdat[i];
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ep->nxlx = rlen;
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}
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break;
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case HYMOD_EEREC_XLXSPD: /* xilinx fpga speed(s) */
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if (rlen > 0 && rlen <= HYMOD_MAX_XLX) {
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int i;
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for (i = 0; i < rlen; i++)
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ep->xlx[i].speed = rdat[i];
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}
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break;
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case HYMOD_EEREC_XLXTMP: /* xilinx fpga temperature(s) */
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if (rlen > 0 && rlen <= HYMOD_MAX_XLX) {
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int i;
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for (i = 0; i < rlen; i++)
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ep->xlx[i].temp = rdat[i];
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}
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break;
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case HYMOD_EEREC_XLXGRD: /* xilinx fpga grade(s) */
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if (rlen > 0 && rlen <= HYMOD_MAX_XLX) {
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int i;
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for (i = 0; i < rlen; i++)
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ep->xlx[i].grade = rdat[i];
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}
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break;
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case HYMOD_EEREC_CPUTYP: /* CPU type */
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if (rlen == 1)
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ep->mpc.type = *rdat;
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break;
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case HYMOD_EEREC_CPUSPD: /* CPU speed */
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if (rlen == 1)
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ep->mpc.cpuspd = *rdat;
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break;
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case HYMOD_EEREC_CPMSPD: /* CPM speed */
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if (rlen == 1)
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ep->mpc.cpmspd = *rdat;
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break;
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case HYMOD_EEREC_BUSSPD: /* bus speed */
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if (rlen == 1)
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ep->mpc.busspd = *rdat;
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break;
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case HYMOD_EEREC_HSTYPE: /* high-speed serial chip type */
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if (rlen == 1)
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ep->hss.type = *rdat;
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break;
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case HYMOD_EEREC_HSCHIN: /* high-speed serial input channels */
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if (rlen == 1)
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ep->hss.nchin = *rdat;
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break;
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case HYMOD_EEREC_HSCHOUT: /* high-speed serial output channels */
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if (rlen == 1)
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ep->hss.nchout = *rdat;
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break;
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default: /* ignore */
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break;
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}
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}
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return (1);
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}
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/* maps an ascii "name=value" into a binary eeprom data record */
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typedef
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struct _eerec_map {
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char *name;
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uint type;
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uchar *(*handler)(struct _eerec_map *, uchar *, uchar *, uchar *);
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uint length;
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uint maxlen;
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}
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eerec_map_t;
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static uchar *
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uint_handler(eerec_map_t *rp, uchar *value, uchar *dp, uchar *edp)
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{
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uchar *eval;
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union {
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uchar cval[4];
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ushort sval[2];
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ulong lval;
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} rdata;
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rdata.lval = simple_strtol(value, (char **)&eval, 10);
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if (eval == value || *eval != '\0') {
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printf("%s record (%s) is not a valid uint\n", rp->name, value);
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return (NULL);
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}
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if (dp + 2 + rp->length > edp) {
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printf("can't fit %s record into eeprom\n", rp->name);
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return (NULL);
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}
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*dp++ = rp->type;
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*dp++ = rp->length;
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switch (rp->length) {
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case 1:
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if (rdata.lval >= 256) {
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printf("%s record value (%lu) out of range (0-255)\n",
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rp->name, rdata.lval);
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return (NULL);
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}
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*dp++ = rdata.cval[3];
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break;
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case 2:
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if (rdata.lval >= 65536) {
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printf("%s record value (%lu) out of range (0-65535)\n",
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rp->name, rdata.lval);
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return (NULL);
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}
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memcpy(dp, &rdata.sval[1], 2);
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dp += 2;
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break;
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case 4:
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memcpy(dp, &rdata.lval, 4);
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dp += 4;
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break;
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default:
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printf("huh? rp->length not 1, 2 or 4! (%d)\n", rp->length);
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return (NULL);
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}
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return (dp);
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}
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static uchar *
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date_handler(eerec_map_t *rp, uchar *value, uchar *dp, uchar *edp)
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{
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hymod_date_t date;
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uchar *p = value, *ep;
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date.year = simple_strtol(p, (char **)&ep, 10);
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if (ep == p || *ep++ != '-') {
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bad_date:
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printf("%s record (%s) is not a valid date\n", rp->name, value);
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return (NULL);
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}
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date.month = simple_strtol(p = ep, (char **)&ep, 10);
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if (ep == p || *ep++ != '-' || date.month == 0 || date.month > 12)
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goto bad_date;
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date.day = simple_strtol(p = ep, (char **)&ep, 10);
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if (ep == p || *ep != '\0' || date.day == 0 || date.day > 31)
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goto bad_date;
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if (dp + 2 + sizeof (hymod_date_t) > edp) {
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printf("can't fit %s record into eeprom\n", rp->name);
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return (NULL);
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}
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*dp++ = rp->type;
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*dp++ = sizeof (hymod_date_t);
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memcpy(dp, &date, sizeof (hymod_date_t));
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dp += sizeof (hymod_date_t);
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return (dp);
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}
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static uchar *
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string_handler(eerec_map_t *rp, uchar *value, uchar *dp, uchar *edp)
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{
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uint len;
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if ((len = strlen(value)) > rp->maxlen) {
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printf("%s record (%s) string is too long (%d>%d)\n",
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rp->name, value, len, rp->maxlen);
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return (NULL);
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}
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if (dp + 2 + len > edp) {
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printf("can't fit %s record into eeprom\n", rp->name);
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return (NULL);
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}
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*dp++ = rp->type;
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*dp++ = len;
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memcpy(dp, value, len);
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dp += len;
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return (dp);
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}
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static uchar *
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bytes_handler(eerec_map_t *rp, uchar *value, uchar *dp, uchar *edp)
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{
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uchar bytes[HYMOD_MAX_BYTES], nbytes = 0;
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uchar *p = value, *ep;
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for (;;) {
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if (nbytes >= HYMOD_MAX_BYTES) {
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printf("%s record (%s) byte array too long\n", rp->name, value);
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return (NULL);
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}
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bytes[nbytes++] = simple_strtol(p, (char **)&ep, 10);
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if (ep == p || (*ep != '\0' && *ep != ',')) {
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printf("%s record (%s) byte array has invalid uint\n",
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rp->name, value);
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return (NULL);
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}
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if (*ep++ == '\0')
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break;
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p = ep;
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}
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if (dp + 2 + nbytes > edp) {
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printf("can't fit %s record into eeprom\n", rp->name);
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return (NULL);
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}
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*dp++ = rp->type;
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*dp++ = nbytes;
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memcpy(dp, bytes, nbytes);
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dp += nbytes;
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return (dp);
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}
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static eerec_map_t eerec_map[] = {
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/* name type handler len max */
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{ "serno", HYMOD_EEREC_SERNO, uint_handler, 4, 0 },
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{ "date", HYMOD_EEREC_DATE, date_handler, 4, 0 },
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{ "batch", HYMOD_EEREC_BATCH, string_handler, 0, HYMOD_MAX_BATCH },
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{ "type", HYMOD_EEREC_TYPE, uint_handler, 1, 0 },
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{ "rev", HYMOD_EEREC_REV, uint_handler, 1, 0 },
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{ "sdram", HYMOD_EEREC_SDRAM, bytes_handler, 0, HYMOD_MAX_SDRAM },
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{ "flash", HYMOD_EEREC_FLASH, bytes_handler, 0, HYMOD_MAX_FLASH },
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{ "zbt", HYMOD_EEREC_ZBT, bytes_handler, 0, HYMOD_MAX_ZBT },
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{ "xlxtyp", HYMOD_EEREC_XLXTYP, bytes_handler, 0, HYMOD_MAX_XLX },
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{ "xlxspd", HYMOD_EEREC_XLXSPD, bytes_handler, 0, HYMOD_MAX_XLX },
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{ "xlxtmp", HYMOD_EEREC_XLXTMP, bytes_handler, 0, HYMOD_MAX_XLX },
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{ "xlxgrd", HYMOD_EEREC_XLXGRD, bytes_handler, 0, HYMOD_MAX_XLX },
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{ "cputyp", HYMOD_EEREC_CPUTYP, uint_handler, 1, 0 },
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{ "cpuspd", HYMOD_EEREC_CPUSPD, uint_handler, 1, 0 },
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{ "cpmspd", HYMOD_EEREC_CPMSPD, uint_handler, 1, 0 },
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{ "busspd", HYMOD_EEREC_BUSSPD, uint_handler, 1, 0 },
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{ "hstype", HYMOD_EEREC_HSTYPE, uint_handler, 1, 0 },
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{ "hschin", HYMOD_EEREC_HSCHIN, uint_handler, 1, 0 },
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{ "hschout", HYMOD_EEREC_HSCHOUT, uint_handler, 1, 0 },
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};
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static int neerecs = sizeof eerec_map / sizeof eerec_map[0];
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static uchar data[HYMOD_EEPROM_SIZE], *sdp, *dp, *edp;
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static int
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eeprom_fetch_callback(uchar *name, uchar *value)
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{
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eerec_map_t *rp;
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for (rp = eerec_map; rp < &eerec_map[neerecs]; rp++)
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if (strcmp(name, rp->name) == 0)
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break;
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if (rp >= &eerec_map[neerecs])
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return (0);
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if ((dp = (*rp->handler)(rp, value, dp, edp)) == NULL)
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return (0);
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return (1);
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}
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int
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eeprom_fetch(unsigned offset, bd_t *bd, char *filename, ulong addr)
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{
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hymod_eehdr_t *hp = (hymod_eehdr_t *)&data[0];
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ulong crc;
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hp->id = HYMOD_EEPROM_ID;
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hp->ver = HYMOD_EEPROM_VER;
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dp = sdp = (uchar *)(hp + 1);
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edp = dp + HYMOD_EEPROM_MAXLEN;
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if (fetch_and_parse(bd, filename, addr, eeprom_fetch_callback) == 0)
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return (0);
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hp->len = dp - sdp;
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crc = crc32(0, data, dp - data);
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memcpy(dp, &crc, sizeof (ulong));
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dp += sizeof (ulong);
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eeprom_write(CFG_DEF_EEPROM_ADDR, offset, data, dp - data);
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return (1);
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}
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static char *type_vals[] = {
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"NONE", "IO", "CLP", "DSP", "INPUT", "ALT-INPUT", "DISPLAY"
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};
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static char *xlxtyp_vals[] = {
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"NONE", "XCV300E", "XCV400E", "XCV600E"
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};
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static char *xlxspd_vals[] = {
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"NONE", "6", "7", "8"
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};
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static char *xlxtmp_vals[] = {
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"NONE", "COM", "IND"
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};
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static char *xlxgrd_vals[] = {
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"NONE", "NORMAL", "ENGSAMP"
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};
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static char *cputyp_vals[] = {
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"NONE", "MPC8260"
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};
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static char *clk_vals[] = {
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"NONE", "33", "66", "100", "133", "166", "200"
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};
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static char *hstype_vals[] = {
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"NONE", "AMCC-S2064A"
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};
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static void
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print_mem(char *l, char *s, uchar n, uchar a[])
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{
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if (n > 0) {
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if (n == 1)
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printf("%s%dMB %s", s, 1 << (a[0] - 20), l);
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|
else {
|
|
ulong t = 0;
|
|
int i;
|
|
|
|
for (i = 0; i < n; i++)
|
|
t += 1 << (a[i] - 20);
|
|
|
|
printf("%s%luMB %s (%d banks:", s, t, l, n);
|
|
|
|
for (i = 0; i < n; i++)
|
|
printf("%dMB%s", 1 << (a[i] - 20), (i == n - 1) ? ")" : ",");
|
|
}
|
|
}
|
|
else
|
|
printf("%sNO %s", s, l);
|
|
}
|
|
|
|
void
|
|
eeprom_print(hymod_eeprom_t *ep)
|
|
{
|
|
int i;
|
|
|
|
printf(" Hymod %s board, rev %03d\n",
|
|
type_vals[ep->bdtype], ep->bdrev);
|
|
|
|
printf(" serial #: %010lu, date %04d-%02d-%02d",
|
|
ep->serno, ep->date.year, ep->date.month, ep->date.day);
|
|
if (ep->batchlen > 0)
|
|
printf(", batch \"%.*s\"", ep->batchlen, ep->batch);
|
|
puts("\n");
|
|
|
|
switch (ep->bdtype) {
|
|
|
|
case HYMOD_BDTYPE_IO:
|
|
case HYMOD_BDTYPE_CLP:
|
|
case HYMOD_BDTYPE_DSP:
|
|
printf(" Motorola %s CPU, speeds: %s/%s/%s",
|
|
cputyp_vals[ep->mpc.type], clk_vals[ep->mpc.cpuspd],
|
|
clk_vals[ep->mpc.cpmspd], clk_vals[ep->mpc.busspd]);
|
|
|
|
print_mem("SDRAM", ", ", ep->nsdram, ep->sdramsz);
|
|
|
|
print_mem("FLASH", ", ", ep->nflash, ep->flashsz);
|
|
|
|
puts("\n");
|
|
|
|
print_mem("ZBT", " ", ep->nzbt, ep->zbtsz);
|
|
|
|
if (ep->nxlx > 0) {
|
|
hymod_xlx_t *xp;
|
|
|
|
if (ep->nxlx == 1) {
|
|
xp = &ep->xlx[0];
|
|
printf(", Xilinx %s FPGA (%s/%s/%s)",
|
|
xlxtyp_vals[xp->type], xlxspd_vals[xp->speed],
|
|
xlxtmp_vals[xp->temp], xlxgrd_vals[xp->grade]);
|
|
}
|
|
else {
|
|
printf(", %d Xilinx FPGAs (", ep->nxlx);
|
|
for (i = 0; i < ep->nxlx; i++) {
|
|
xp = &ep->xlx[i];
|
|
printf("%s[%s/%s/%s]%s",
|
|
xlxtyp_vals[xp->type], xlxspd_vals[xp->speed],
|
|
xlxtmp_vals[xp->temp], xlxgrd_vals[xp->grade],
|
|
(i == ep->nxlx - 1) ? ")" : ", ");
|
|
}
|
|
}
|
|
}
|
|
else
|
|
puts(", NO FPGAs");
|
|
|
|
puts("\n");
|
|
|
|
if (ep->hss.type > 0)
|
|
printf(" High Speed Serial: %s, %d input%s, %d output%s\n",
|
|
hstype_vals[ep->hss.type],
|
|
ep->hss.nchin, (ep->hss.nchin == 1 ? "" : "s"),
|
|
ep->hss.nchout, (ep->hss.nchout == 1 ? "" : "s"));
|
|
break;
|
|
|
|
case HYMOD_BDTYPE_INPUT:
|
|
case HYMOD_BDTYPE_ALTINPUT:
|
|
case HYMOD_BDTYPE_DISPLAY:
|
|
break;
|
|
|
|
default:
|
|
/* crap! */
|
|
printf(" UNKNOWN BOARD TYPE: %d\n", ep->bdtype);
|
|
break;
|
|
}
|
|
}
|
|
|