1*1f4bb37dSwdenk /* 2*1f4bb37dSwdenk * Copyright (c) Orbacom Systems, Inc <www.orbacom.com> 3*1f4bb37dSwdenk * All rights reserved. 4*1f4bb37dSwdenk * 5*1f4bb37dSwdenk * Redistribution and use in source and binary forms are freely 6*1f4bb37dSwdenk * permitted provided that the above copyright notice and this 7*1f4bb37dSwdenk * paragraph and the following disclaimer are duplicated in all 8*1f4bb37dSwdenk * such forms. 9*1f4bb37dSwdenk * 10*1f4bb37dSwdenk * This software is provided "AS IS" and without any express or 11*1f4bb37dSwdenk * implied warranties, including, without limitation, the implied 12*1f4bb37dSwdenk * warranties of merchantability and fitness for a particular 13*1f4bb37dSwdenk * purpose. 14*1f4bb37dSwdenk */ 15*1f4bb37dSwdenk 16*1f4bb37dSwdenk #include <common.h> 17*1f4bb37dSwdenk #include <asm/processor.h> 18*1f4bb37dSwdenk #include <image.h> 19*1f4bb37dSwdenk 20*1f4bb37dSwdenk #if defined(CONFIG_LYNXKDI) 21*1f4bb37dSwdenk #include <lynxkdi.h> 22*1f4bb37dSwdenk 23*1f4bb37dSwdenk #if defined(CONFIG_MPC8260) 24*1f4bb37dSwdenk void lynxkdi_boot ( image_header_t *hdr ) 25*1f4bb37dSwdenk { 26*1f4bb37dSwdenk void (*lynxkdi)(void) = (void(*)(void))hdr->ih_ep; 27*1f4bb37dSwdenk lynxos_bootparms_t *parms = (lynxos_bootparms_t *)0x0020; 28*1f4bb37dSwdenk bd_t *kbd; 29*1f4bb37dSwdenk DECLARE_GLOBAL_DATA_PTR; 30*1f4bb37dSwdenk u32 *psz = (u32 *)(hdr->ih_load + 0x0204); 31*1f4bb37dSwdenk 32*1f4bb37dSwdenk memset( parms, 0, sizeof(*parms)); 33*1f4bb37dSwdenk kbd = gd->bd; 34*1f4bb37dSwdenk parms->clock_ref = kbd->bi_busfreq; 35*1f4bb37dSwdenk parms->dramsz = kbd->bi_memsize; 36*1f4bb37dSwdenk memcpy(parms->ethaddr, kbd->bi_enetaddr, 6); 37*1f4bb37dSwdenk mtspr(SPRN_SPRG2, 0x0020); 38*1f4bb37dSwdenk 39*1f4bb37dSwdenk /* Do a simple check for Bluecat so we can pass the 40*1f4bb37dSwdenk * kernel command line parameters. 41*1f4bb37dSwdenk */ 42*1f4bb37dSwdenk if( le32_to_cpu(*psz) == hdr->ih_size ){ 43*1f4bb37dSwdenk char *args; 44*1f4bb37dSwdenk char *cmdline = (char *)(hdr->ih_load + 0x020c); 45*1f4bb37dSwdenk int len; 46*1f4bb37dSwdenk 47*1f4bb37dSwdenk printf("Booting Bluecat KDI ...\n"); 48*1f4bb37dSwdenk udelay(200*1000); /* Allow serial port to flush */ 49*1f4bb37dSwdenk if ((args = getenv("bootargs")) == NULL) 50*1f4bb37dSwdenk args = ""; 51*1f4bb37dSwdenk /* Prepend the cmdline */ 52*1f4bb37dSwdenk len = strlen(args); 53*1f4bb37dSwdenk if( len && (len + strlen(cmdline) + 2 < (0x0400 - 0x020c))) { 54*1f4bb37dSwdenk memmove( cmdline + strlen(args) + 1, cmdline, strlen(cmdline) ); 55*1f4bb37dSwdenk strcpy( cmdline, args ); 56*1f4bb37dSwdenk cmdline[len] = ' '; 57*1f4bb37dSwdenk } 58*1f4bb37dSwdenk } 59*1f4bb37dSwdenk else { 60*1f4bb37dSwdenk printf("Booting LynxOS KDI ...\n"); 61*1f4bb37dSwdenk } 62*1f4bb37dSwdenk 63*1f4bb37dSwdenk lynxkdi(); 64*1f4bb37dSwdenk } 65*1f4bb37dSwdenk #else 66*1f4bb37dSwdenk #error "Lynx KDI support not implemented for configured CPU" 67*1f4bb37dSwdenk #endif 68*1f4bb37dSwdenk 69*1f4bb37dSwdenk #endif /* CONFIG_LYNXKDI */ 70*1f4bb37dSwdenk 71