diff options
Diffstat (limited to 'board/hymod/env.c')
| -rw-r--r-- | board/hymod/env.c | 221 |
1 files changed, 0 insertions, 221 deletions
diff --git a/board/hymod/env.c b/board/hymod/env.c deleted file mode 100644 index 66c5115b21..0000000000 --- a/board/hymod/env.c +++ /dev/null @@ -1,221 +0,0 @@ -/* - * (C) Copyright 2003 - * Murray Jensen, CSIRO-MIT, <Murray.Jensen@csiro.au> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <linux/ctype.h> - -DECLARE_GLOBAL_DATA_PTR; - -/* imports from fetch.c */ -extern int fetch_and_parse (char *, ulong, int (*)(uchar *, uchar *)); - -/* this is relative to the root of the server's tftp directory */ -static char *def_global_env_path = "/hymod/global_env"; - -static int -env_callback (uchar *name, uchar *value) -{ - hymod_conf_t *cp = &gd->bd->bi_hymod_conf; - char ov[CONFIG_SYS_CBSIZE], nv[CONFIG_SYS_CBSIZE], *p, *q, *nn, c, *curver, *newver; - int override = 1, append = 0, remove = 0, nnl, ovl, nvl; - - nn = (char *)name; - - if (*nn == '-') { - override = 0; - nn++; - } - - while (isblank(*nn)) - nn++; - - if ((nnl = strlen (nn)) == 0) { - printf ("Empty name in global env file\n"); - return (0); - } - - if ((c = nn[nnl - 1]) == '+' || c == '-') { - if (c == '+') - append = 1; - else - remove = 1; - nn[--nnl] = '\0'; - } - - while (nnl > 0 && isblank(nn[nnl - 1])) - nn[--nnl] = '\0'; - if (nnl == 0) { - printf ("Empty name in global env file\n"); - return (0); - } - - p = (char *)value; - q = nv; - - while (isblank(*p)) - p++; - - nvl = strlen (p); - while (nvl > 0 && isblank(p[nvl - 1])) - p[--nvl] = '\0'; - - while ((*q = *p++) != '\0') { - if (*q == '%') { - switch (*p++) { - - case '\0': /* whoops - back up */ - p--; - break; - - case '%': /* a single percent character */ - q++; - break; - - case 's': /* main board serial number as string */ - q += sprintf (q, "%010lu", - cp->main.eeprom.serno); - break; - - case 'S': /* main board serial number as number */ - q += sprintf (q, "%lu", cp->main.eeprom.serno); - break; - - default: /* ignore any others */ - break; - } - } - else - q++; - } - - if ((nvl = q - nv) == 0) { - setenv (nn, NULL); - return (1); - } - - if ((curver = getenv ("global_env_version")) == NULL) - curver = "unknown"; - - if ((newver = getenv ("new_genv_version")) == NULL || \ - strcmp (curver, newver) == 0) { - if (strcmp (nn, "version") == 0) - setenv ("new_genv_version", nv); - return (1); - } - - if ((p = getenv (nn)) != NULL) { - - strcpy (ov, p); - ovl = strlen (ov); - - if (append) { - - if (strstr (ov, nv) == NULL) { - - printf ("Appending '%s' to env var '%s'\n", - nv, nn); - - while (nvl >= 0) { - nv[ovl + 1 + nvl] = nv[nvl]; - nvl--; - } - - nv[ovl] = ' '; - - while (--ovl >= 0) - nv[ovl] = ov[ovl]; - - setenv (nn, nv); - } - - return (1); - } - - if (remove) { - - if (strstr (ov, nv) != NULL) { - - printf ("Removing '%s' from env var '%s'\n", - nv, nn); - - while ((p = strstr (ov, nv)) != NULL) { - q = p + nvl; - if (*q == ' ') - q++; - strcpy(p, q); - } - - setenv (nn, ov); - } - - return (1); - } - - if (!override || strcmp (ov, nv) == 0) - return (1); - - printf ("Re-setting env cmd '%s' from '%s' to '%s'\n", - nn, ov, nv); - } - else - printf ("Setting env cmd '%s' to '%s'\n", nn, nv); - - setenv (nn, nv); - return (1); -} - -void -hymod_check_env (void) -{ - char *p, *path, *curver, *newver; - int firsttime = 0, needsave = 0; - - if (getenv ("global_env_loaded") == NULL) { - puts ("*** global environment has never been loaded\n"); - puts ("*** fetching from server"); - firsttime = 1; - } - else if ((p = getenv ("always_check_env")) != NULL && - strcmp (p, "yes") == 0) - puts ("*** checking for updated global environment"); - else - return; - - puts (" (Control-C to Abort)\n"); - - if ((path = getenv ("global_env_path")) == NULL || *path == '\0') - path = def_global_env_path; - - if (fetch_and_parse (path, CONFIG_SYS_LOAD_ADDR, env_callback) == 0) { - puts ("*** Fetch of global environment failed!\n"); - return; - } - - if ((newver = getenv ("new_genv_version")) == NULL) { - puts ("*** Version number not set - contents ignored!\n"); - return; - } - - if ((curver = getenv ("global_env_version")) == NULL || \ - strcmp (curver, newver) != 0) { - setenv ("global_env_version", newver); - needsave = 1; - } - else - printf ("*** Global environment up-to-date (ver %s)\n", curver); - - setenv ("new_genv_version", NULL); - - if (firsttime) { - setenv ("global_env_loaded", "yes"); - needsave = 1; - } - - if (needsave) - puts ("\n*** Remember to run the 'saveenv' " - "command to save the changes\n\n"); -} |