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git.ipfire.org Git - people/ms/u-boot.git/blob - board/esd/common/cmd_loadpci.c
2 * (C) Copyright 2005-2008
3 * Matthias Fuchs, esd GmbH Germany, matthias.fuchs@esd-electronics.com
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 #if !defined(CONFIG_440)
27 #include <asm/4xx_pci.h>
30 #if defined(CONFIG_CMD_BSP)
32 extern int do_bootm (cmd_tbl_t
*, int, int, char *[]);
33 extern int do_autoscript (cmd_tbl_t
*, int, int, char *[]);
35 #define ADDRMASK 0xfffff000
38 * Command loadpci: wait for signal from host and boot image.
40 int do_loadpci(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
50 #if defined(CONFIG_440)
51 ptm1la
= in32r(PCIX0_PTM1LA
);
53 ptm1la
= in32r(PTM1LA
);
63 puts("\nWaiting for action from pci host -");
66 * Wait for host to write the start address
68 while (*ptr
== 0xffffffff) {
72 putc(0x08); /* backspace */
73 putc(str
[count2
% 4]);
76 /* Abort if ctrl-c was pressed */
85 printf("\nGot bootcode %08x: ", *ptr
);
86 la
= ptm1la
+ (*ptr
& ADDRMASK
);
87 sprintf(addr
, "%08x", la
);
89 switch (*ptr
& ~ADDRMASK
) {
92 * Boot image via bootm
94 printf("booting image at addr 0x%s ...\n", addr
);
95 setenv("loadaddr", addr
);
96 do_bootm(cmdtp
, 0, 0, NULL
);
101 * Boot image via autoscr
103 printf("executing script at addr 0x%s ...\n", addr
);
104 local_args
[0] = addr
;
105 local_args
[1] = NULL
;
106 do_autoscript(cmdtp
, 0, 1, local_args
);
113 printf("running command at addr 0x%s ...\n", addr
);
114 run_command((char*)la
, 0);
118 printf("unhandled boot method\n");
125 loadpci
, 1, 1, do_loadpci
,
126 "Wait for pci bootcmd and boot it",