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