/* * 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> #if defined(CONFIG_LYNXKDI) #include <lynxkdi.h> #if defined(CONFIG_MPC8260) || defined(CONFIG_440EP) || defined(CONFIG_440GR) void lynxkdi_boot ( image_header_t *hdr ) { void (*lynxkdi)(void) = (void(*)(void))hdr->ih_ep; lynxos_bootparms_t *parms = (lynxos_bootparms_t *)0x0020; bd_t *kbd; DECLARE_GLOBAL_DATA_PTR; u32 *psz = (u32 *)(hdr->ih_load + 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) == hdr->ih_size ){ char *args; char *cmdline = (char *)(hdr->ih_load + 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 #endif /* CONFIG_LYNXKDI */