diff options
Diffstat (limited to 'board/esd/cpci750')
| -rw-r--r-- | board/esd/cpci750/cpci750.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/board/esd/cpci750/cpci750.c b/board/esd/cpci750/cpci750.c index 258d8b2..cd806e1 100644 --- a/board/esd/cpci750/cpci750.c +++ b/board/esd/cpci750/cpci750.c @@ -122,6 +122,9 @@ static char show_config_tab[][15] = {{"PCI0DLL_2 "}, /* 31 */ extern flash_info_t flash_info[]; +extern int do_bootm (cmd_tbl_t *, int, int, char *[]); +extern int do_bootvx (cmd_tbl_t *, int, int, char *[]); + /* ------------------------------------------------------------------------- */ /* this is the current GT register space location */ @@ -538,6 +541,79 @@ int display_mem_map (void) return (0); } +/* + * Command loadpci: wait for signal from host and boot image. + */ +int do_loadpci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + volatile unsigned int *ptr; + int count = 0; + int count2 = 0; + int status; + char addr[16]; + char str[] = "\\|/-"; + char *local_args[2]; + + /* + * Mark sync address + */ + ptr = 0; + ptr[0] = 0xffffffff; + ptr[1] = 0xffffffff; + puts("\nWaiting for image from pci host -"); + + /* + * Wait for host to write the start address + */ + while (*ptr == 0xffffffff) { + count++; + if (!(count % 100)) { + count2++; + putc(0x08); /* backspace */ + putc(str[count2 % 4]); + } + + /* Abort if ctrl-c was pressed */ + if (ctrlc()) { + puts("\nAbort\n"); + return 0; + } + + udelay(1000); + } + + sprintf(addr, "%08x", *ptr); + printf("\nBooting Image at addr 0x%s ...\n", addr); + setenv("loadaddr", addr); + + switch (ptr[1] == 0) { + case 0: + /* + * Boot image via bootm + */ + local_args[0] = argv[0]; + local_args[1] = NULL; + status = do_bootm (cmdtp, 0, 1, local_args); + break; + case 1: + /* + * Boot image via bootvx + */ + local_args[0] = argv[0]; + local_args[1] = NULL; + status = do_bootvx (cmdtp, 0, 1, local_args); + break; + } + + return 0; +} + +U_BOOT_CMD( + loadpci, 1, 1, do_loadpci, + "loadpci - Wait for pci-image and boot it\n", + NULL + ); + /* DRAM check routines copied from gw8260 */ #if defined (CONFIG_SYS_DRAM_TEST) |