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Commit | Line | Data |
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2076d0a1 | 1 | /* |
ca0c2d42 | 2 | * (C) Copyright 2005-2008 |
2076d0a1 SR |
3 | * Matthias Fuchs, esd GmbH Germany, matthias.fuchs@esd-electronics.com |
4 | * | |
1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
2076d0a1 SR |
6 | */ |
7 | ||
8 | #include <common.h> | |
9 | #include <command.h> | |
ca0c2d42 MF |
10 | #if !defined(CONFIG_440) |
11 | #include <asm/4xx_pci.h> | |
12 | #endif | |
2076d0a1 | 13 | |
b9307262 | 14 | #if defined(CONFIG_CMD_BSP) |
2076d0a1 SR |
15 | #define ADDRMASK 0xfffff000 |
16 | ||
17 | /* | |
18 | * Command loadpci: wait for signal from host and boot image. | |
19 | */ | |
54841ab5 | 20 | int do_loadpci(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
2076d0a1 | 21 | { |
ca0c2d42 | 22 | u32 *ptr = 0; |
2076d0a1 SR |
23 | int count = 0; |
24 | int count2 = 0; | |
25 | char addr[16]; | |
26 | char str[] = "\\|/-"; | |
ca0c2d42 | 27 | u32 la, ptm1la; |
2076d0a1 | 28 | |
ca0c2d42 | 29 | #if defined(CONFIG_440) |
ddc922ff | 30 | ptm1la = in32r(PCIL0_PTM1LA); |
ca0c2d42 MF |
31 | #else |
32 | ptm1la = in32r(PTM1LA); | |
33 | #endif | |
2076d0a1 SR |
34 | while(1) { |
35 | /* | |
36 | * Mark sync address | |
37 | */ | |
ca0c2d42 | 38 | ptr = (u32 *)ptm1la; |
2076d0a1 SR |
39 | memset(ptr, 0, 0x20); |
40 | ||
41 | *ptr = 0xffffffff; | |
42 | puts("\nWaiting for action from pci host -"); | |
43 | ||
44 | /* | |
45 | * Wait for host to write the start address | |
46 | */ | |
47 | while (*ptr == 0xffffffff) { | |
48 | count++; | |
49 | if (!(count % 100)) { | |
50 | count2++; | |
51 | putc(0x08); /* backspace */ | |
52 | putc(str[count2 % 4]); | |
53 | } | |
54 | ||
55 | /* Abort if ctrl-c was pressed */ | |
56 | if (ctrlc()) { | |
57 | puts("\nAbort\n"); | |
58 | return 0; | |
59 | } | |
60 | ||
61 | udelay(1000); | |
62 | } | |
63 | ||
64 | printf("\nGot bootcode %08x: ", *ptr); | |
ca0c2d42 MF |
65 | la = ptm1la + (*ptr & ADDRMASK); |
66 | sprintf(addr, "%08x", la); | |
2076d0a1 SR |
67 | |
68 | switch (*ptr & ~ADDRMASK) { | |
69 | case 0: | |
70 | /* | |
71 | * Boot image via bootm | |
72 | */ | |
73 | printf("booting image at addr 0x%s ...\n", addr); | |
74 | setenv("loadaddr", addr); | |
ca0c2d42 | 75 | do_bootm(cmdtp, 0, 0, NULL); |
2076d0a1 SR |
76 | break; |
77 | ||
78 | case 1: | |
79 | /* | |
74de7aef | 80 | * Boot image via "source" command |
2076d0a1 SR |
81 | */ |
82 | printf("executing script at addr 0x%s ...\n", addr); | |
ec4f5040 | 83 | source(la, NULL); |
2076d0a1 SR |
84 | break; |
85 | ||
86 | case 2: | |
87 | /* | |
88 | * Call run_cmd | |
89 | */ | |
90 | printf("running command at addr 0x%s ...\n", addr); | |
53071532 | 91 | run_command((char *)la, 0); |
2076d0a1 SR |
92 | break; |
93 | ||
94 | default: | |
95 | printf("unhandled boot method\n"); | |
96 | break; | |
97 | } | |
98 | } | |
99 | } | |
100 | ||
101 | U_BOOT_CMD( | |
102 | loadpci, 1, 1, do_loadpci, | |
2fb2604d | 103 | "Wait for pci bootcmd and boot it", |
a89c33db WD |
104 | "" |
105 | ); | |
2076d0a1 SR |
106 | |
107 | #endif |