]>
git.ipfire.org Git - people/ms/u-boot.git/blob - board/esd/common/cmd_loadpci.c
8f4ad84689de9254f28b5f4e722e28063cb8af77
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_source (cmd_tbl_t
*, int, int, char *[]);
34 #define ADDRMASK 0xfffff000
37 * Command loadpci: wait for signal from host and boot image.
39 int do_loadpci(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
49 #if defined(CONFIG_440)
50 ptm1la
= in32r(PCIL0_PTM1LA
);
52 ptm1la
= in32r(PTM1LA
);
62 puts("\nWaiting for action from pci host -");
65 * Wait for host to write the start address
67 while (*ptr
== 0xffffffff) {
71 putc(0x08); /* backspace */
72 putc(str
[count2
% 4]);
75 /* Abort if ctrl-c was pressed */
84 printf("\nGot bootcode %08x: ", *ptr
);
85 la
= ptm1la
+ (*ptr
& ADDRMASK
);
86 sprintf(addr
, "%08x", la
);
88 switch (*ptr
& ~ADDRMASK
) {
91 * Boot image via bootm
93 printf("booting image at addr 0x%s ...\n", addr
);
94 setenv("loadaddr", addr
);
95 do_bootm(cmdtp
, 0, 0, NULL
);
100 * Boot image via "source" command
102 printf("executing script at addr 0x%s ...\n", addr
);
103 local_args
[0] = addr
;
104 local_args
[1] = NULL
;
105 do_source(cmdtp
, 0, 1, local_args
);
112 printf("running command at addr 0x%s ...\n", addr
);
113 run_command((char*)la
, 0);
117 printf("unhandled boot method\n");
124 loadpci
, 1, 1, do_loadpci
,
125 "Wait for pci bootcmd and boot it",