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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67 lines
1.9 KiB
67 lines
1.9 KiB
/*
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* Copyright (c) Orbacom Systems, Inc <www.orbacom.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are freely
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* permitted provided that the above copyright notice and this
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* paragraph and the following disclaimer are duplicated in all
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* such forms.
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*
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* This software is provided "AS IS" and without any express or
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* implied warranties, including, without limitation, the implied
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* warranties of merchantability and fitness for a particular
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* purpose.
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*/
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#include <common.h>
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#include <asm/processor.h>
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#include <image.h>
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#include <lynxkdi.h>
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DECLARE_GLOBAL_DATA_PTR;
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#if defined(CONFIG_MPC8260) || defined(CONFIG_440EP) || defined(CONFIG_440GR)
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void lynxkdi_boot (image_header_t *hdr)
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{
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void (*lynxkdi)(void) = (void(*)(void))image_get_ep (hdr);
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lynxos_bootparms_t *parms = (lynxos_bootparms_t *)0x0020;
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bd_t *kbd;
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u32 *psz = (u32 *)(image_get_load (hdr) + 0x0204);
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memset (parms, 0, sizeof(*parms));
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kbd = gd->bd;
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parms->clock_ref = kbd->bi_busfreq;
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parms->dramsz = kbd->bi_memsize;
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memcpy (parms->ethaddr, kbd->bi_enetaddr, 6);
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mtspr (SPRN_SPRG2, 0x0020);
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/* Do a simple check for Bluecat so we can pass the
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* kernel command line parameters.
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*/
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if (le32_to_cpu (*psz) == image_get_data_size (hdr)) { /* FIXME: NOT SURE HERE ! */
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char *args;
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char *cmdline = (char *)(image_get_load (hdr) + 0x020c);
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int len;
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printf ("Booting Bluecat KDI ...\n");
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udelay (200*1000); /* Allow serial port to flush */
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if ((args = getenv ("bootargs")) == NULL)
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args = "";
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/* Prepend the cmdline */
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len = strlen (args);
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if (len && (len + strlen (cmdline) + 2 < (0x0400 - 0x020c))) {
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memmove (cmdline + strlen (args) + 1, cmdline, strlen (cmdline));
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strcpy (cmdline, args);
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cmdline[len] = ' ';
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}
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}
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else {
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printf ("Booting LynxOS KDI ...\n");
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}
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lynxkdi ();
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}
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#else
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#error "Lynx KDI support not implemented for configured CPU"
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#endif
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