]>
git.ipfire.org Git - people/ms/u-boot.git/blob - board/esd/common/cmd_loadpci.c
9541817d094fa361b9ae44419c065afdc0e2dd1f
2 * (C) Copyright 2005-2008
3 * Matthias Fuchs, esd GmbH Germany, matthias.fuchs@esd-electronics.com
5 * SPDX-License-Identifier: GPL-2.0+
11 #if !defined(CONFIG_440)
12 #include <asm/4xx_pci.h>
15 #if defined(CONFIG_CMD_BSP)
16 #define ADDRMASK 0xfffff000
19 * Command loadpci: wait for signal from host and boot image.
21 int do_loadpci(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
30 #if defined(CONFIG_440)
31 ptm1la
= in32r(PCIL0_PTM1LA
);
33 ptm1la
= in32r(PTM1LA
);
43 puts("\nWaiting for action from pci host -");
46 * Wait for host to write the start address
48 while (*ptr
== 0xffffffff) {
52 putc(0x08); /* backspace */
53 putc(str
[count2
% 4]);
56 /* Abort if ctrl-c was pressed */
65 printf("\nGot bootcode %08x: ", *ptr
);
66 la
= ptm1la
+ (*ptr
& ADDRMASK
);
67 sprintf(addr
, "%08x", la
);
69 switch (*ptr
& ~ADDRMASK
) {
72 * Boot image via bootm
74 printf("booting image at addr 0x%s ...\n", addr
);
75 setenv("loadaddr", addr
);
76 do_bootm(cmdtp
, 0, 0, NULL
);
81 * Boot image via "source" command
83 printf("executing script at addr 0x%s ...\n", addr
);
91 printf("running command at addr 0x%s ...\n", addr
);
92 run_command((char *)la
, 0);
96 printf("unhandled boot method\n");
103 loadpci
, 1, 1, do_loadpci
,
104 "Wait for pci bootcmd and boot it",