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git.ipfire.org Git - people/ms/u-boot.git/blob - common/lynxkdi.c
14aa175b189e8953d9629ae3773d9471e94dfe4c
2 * Copyright (c) Orbacom Systems, Inc <www.orbacom.com>
5 * Redistribution and use in source and binary forms are freely
6 * permitted provided that the above copyright notice and this
7 * paragraph and the following disclaimer are duplicated in all
10 * This software is provided "AS IS" and without any express or
11 * implied warranties, including, without limitation, the implied
12 * warranties of merchantability and fitness for a particular
17 #include <asm/processor.h>
20 #if defined(CONFIG_LYNXKDI)
23 #if defined(CONFIG_MPC8260)
24 void lynxkdi_boot ( image_header_t
*hdr
)
26 void (*lynxkdi
)(void) = (void(*)(void))hdr
->ih_ep
;
27 lynxos_bootparms_t
*parms
= (lynxos_bootparms_t
*)0x0020;
29 DECLARE_GLOBAL_DATA_PTR
;
30 u32
*psz
= (u32
*)(hdr
->ih_load
+ 0x0204);
32 memset( parms
, 0, sizeof(*parms
));
34 parms
->clock_ref
= kbd
->bi_busfreq
;
35 parms
->dramsz
= kbd
->bi_memsize
;
36 memcpy(parms
->ethaddr
, kbd
->bi_enetaddr
, 6);
37 mtspr(SPRN_SPRG2
, 0x0020);
39 /* Do a simple check for Bluecat so we can pass the
40 * kernel command line parameters.
42 if( le32_to_cpu(*psz
) == hdr
->ih_size
){
44 char *cmdline
= (char *)(hdr
->ih_load
+ 0x020c);
47 printf("Booting Bluecat KDI ...\n");
48 udelay(200*1000); /* Allow serial port to flush */
49 if ((args
= getenv("bootargs")) == NULL
)
51 /* Prepend the cmdline */
53 if( len
&& (len
+ strlen(cmdline
) + 2 < (0x0400 - 0x020c))) {
54 memmove( cmdline
+ strlen(args
) + 1, cmdline
, strlen(cmdline
) );
55 strcpy( cmdline
, args
);
60 printf("Booting LynxOS KDI ...\n");
66 #error "Lynx KDI support not implemented for configured CPU"
69 #endif /* CONFIG_LYNXKDI */