int video_init(void) { cursor_position = VIDEO_BASE; /* Color text display base */ cursor_row = 0; cursor_col = 0; current_attr = video_get_attr(); /* Currently selected value for attribute. */ /* video_test(); */ video_set_color(current_attr); return 0; }
int _do_setenv (int flag, int argc, char *argv[]) { int i, len, oldval; int console = -1; uchar *env, *nxt = NULL; char *name; bd_t *bd = gd->bd; uchar *env_data = env_get_addr(0); if (!env_data) /* need copy in RAM */ return 1; name = argv[1]; if (strchr(name, '=')) { printf ("## Error: illegal character '=' in variable name \"%s\"\n", name); return 1; } /* * search if variable with this name already exists */ oldval = -1; for (env=env_data; *env; env=nxt+1) { for (nxt=env; *nxt; ++nxt) ; if ((oldval = envmatch((uchar *)name, env-env_data)) >= 0) break; } /* * Delete any existing definition */ if (oldval >= 0) { #ifndef CONFIG_ENV_OVERWRITE /* * Ethernet Address and serial# can be set only once, * ver is readonly. */ if ( #ifdef CONFIG_HAS_UID /* Allow serial# forced overwrite with 0xdeaf4add flag */ ((strcmp (name, "serial#") == 0) && (flag != 0xdeaf4add)) || #else (strcmp (name, "serial#") == 0) || #endif ((strcmp (name, "ethaddr") == 0) #if defined(CONFIG_OVERWRITE_ETHADDR_ONCE) && defined(CONFIG_ETHADDR) && (strcmp ((char *)env_get_addr(oldval),MK_STR(CONFIG_ETHADDR)) != 0) #endif /* CONFIG_OVERWRITE_ETHADDR_ONCE && CONFIG_ETHADDR */ ) ) { printf ("Can't overwrite \"%s\"\n", name); return 1; } #endif /* Check for console redirection */ if (strcmp(name,"stdin") == 0) { console = stdin; } else if (strcmp(name,"stdout") == 0) { console = stdout; } else if (strcmp(name,"stderr") == 0) { console = stderr; } if (console != -1) { if (argc < 3) { /* Cannot delete it! */ printf("Can't delete \"%s\"\n", name); return 1; } #ifdef CONFIG_CONSOLE_MUX i = iomux_doenv(console, argv[2]); if (i) return i; #else /* Try assigning specified device */ if (console_assign (console, argv[2]) < 0) return 1; #ifdef CONFIG_SERIAL_MULTI if (serial_assign (argv[2]) < 0) return 1; #endif #endif /* CONFIG_CONSOLE_MUX */ } /* * Switch to new baudrate if new baudrate is supported */ if (strcmp(argv[1],"baudrate") == 0) { int baudrate = simple_strtoul(argv[2], NULL, 10); int i; for (i=0; i<N_BAUDRATES; ++i) { if (baudrate == baudrate_table[i]) break; } if (i == N_BAUDRATES) { printf ("## Baudrate %d bps not supported\n", baudrate); return 1; } printf ("## Switch baudrate to %d bps and press ENTER ...\n", baudrate); udelay(50000); gd->baudrate = baudrate; #if defined(CONFIG_PPC) || defined(CONFIG_MCF52x2) gd->bd->bi_baudrate = baudrate; #endif serial_setbrg (); udelay(50000); for (;;) { if (getc() == '\r') break; } } if (*++nxt == '\0') { if (env > env_data) { env--; } else { *env = '\0'; } } else { for (;;) { *env = *nxt++; if ((*env == '\0') && (*nxt == '\0')) break; ++env; } } *++env = '\0'; } #ifdef CONFIG_NET_MULTI if (strncmp(name, "eth", 3) == 0) { char *end; int num = simple_strtoul(name+3, &end, 10); if (strcmp(end, "addr") == 0) { eth_set_enetaddr(num, argv[2]); } } #endif /* Delete only ? */ if ((argc < 3) || argv[2] == NULL) { env_crc_update (); return 0; } /* * Append new definition at the end */ for (env=env_data; *env || *(env+1); ++env) ; if (env > env_data) ++env; /* * Overflow when: * "name" + "=" + "val" +"\0\0" > ENV_SIZE - (env-env_data) */ len = strlen(name) + 2; /* add '=' for first arg, ' ' for all others */ for (i=2; i<argc; ++i) { len += strlen(argv[i]) + 1; } if (len > (&env_data[ENV_SIZE]-env)) { printf ("## Error: environment overflow, \"%s\" deleted\n", name); return 1; } while ((*env = *name++) != '\0') env++; for (i=2; i<argc; ++i) { char *val = argv[i]; *env = (i==2) ? '=' : ' '; while ((*++env = *val++) != '\0') ; } /* end is marked with double '\0' */ *++env = '\0'; /* Update CRC */ env_crc_update (); /* * Some variables should be updated when the corresponding * entry in the enviornment is changed */ if (strcmp(argv[1],"ethaddr") == 0) { char *s = argv[2]; /* always use only one arg */ char *e; for (i=0; i<6; ++i) { bd->bi_enetaddr[i] = s ? simple_strtoul(s, &e, 16) : 0; if (s) s = (*e) ? e+1 : e; } #ifdef CONFIG_NET_MULTI eth_set_enetaddr(0, argv[2]); #endif return 0; } if (strcmp(argv[1],"ipaddr") == 0) { char *s = argv[2]; /* always use only one arg */ char *e; unsigned long addr; bd->bi_ip_addr = 0; for (addr=0, i=0; i<4; ++i) { ulong val = s ? simple_strtoul(s, &e, 10) : 0; addr <<= 8; addr |= (val & 0xFF); if (s) s = (*e) ? e+1 : e; } bd->bi_ip_addr = htonl(addr); return 0; } if (strcmp(argv[1],"loadaddr") == 0) { load_addr = simple_strtoul(argv[2], NULL, 16); return 0; } #if defined(CONFIG_CMD_NET) if (strcmp(argv[1],"bootfile") == 0) { copy_filename (BootFile, argv[2], sizeof(BootFile)); return 0; } #endif #ifdef CONFIG_AMIGAONEG3SE if (strcmp(argv[1], "vga_fg_color") == 0 || strcmp(argv[1], "vga_bg_color") == 0 ) { extern void video_set_color(unsigned char attr); extern unsigned char video_get_attr(void); video_set_color(video_get_attr()); return 0; } #endif /* CONFIG_AMIGAONEG3SE */ return 0; }
/************************************************************************** * Set the text color for the current console. * attrib - The color value. **************************************************************************/ void kset_color(u08int attrib) { video_set_color( (console_t *)(&vir_cons[0]), attrib ); }