diff --git a/sys/conf/files.mips b/sys/conf/files.mips index 868d6c8fc945..22cba83050ae 100644 --- a/sys/conf/files.mips +++ b/sys/conf/files.mips @@ -96,6 +96,7 @@ libkern/umoddi3.c standard dev/cfe/cfe_api.c optional cfe dev/cfe/cfe_console.c optional cfe_console +dev/cfe/cfe_env.c optional cfe_env #dev/cfe/cfe_resource.c optional cfe # not yet needed dev/siba/siba.c optional siba diff --git a/sys/conf/options.mips b/sys/conf/options.mips index 1b218a466cfa..cc6e33340eac 100644 --- a/sys/conf/options.mips +++ b/sys/conf/options.mips @@ -44,6 +44,8 @@ ISA_MIPS64v2 opt_cputype.h YAMON opt_global.h CFE opt_global.h CFE_CONSOLE opt_global.h +CFE_ENV opt_global.h +CFE_ENV_SIZE opt_global.h KERNPHYSADDR opt_global.h KERNVIRTADDR opt_global.h diff --git a/sys/dev/cfe/cfe_env.c b/sys/dev/cfe/cfe_env.c new file mode 100644 index 000000000000..a72e46e141a8 --- /dev/null +++ b/sys/dev/cfe/cfe_env.c @@ -0,0 +1,74 @@ +/*- + * Copyright (c) 2009 Neelkanth Natu + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +#include +#include + +#include + +__FBSDID("$FreeBSD$"); + +#ifndef CFE_ENV_SIZE +#define CFE_ENV_SIZE PAGE_SIZE /* default is one page */ +#endif + +extern void cfe_env_init(void); + +static char cfe_env_buf[CFE_ENV_SIZE]; + +void +cfe_env_init(void) +{ + int idx, len; + char name[64], val[128], *cp, *cplim; + + cp = cfe_env_buf; + cplim = cp + CFE_ENV_SIZE; + + idx = 0; + while (1) { + if (cfe_enumenv(idx, name, sizeof(name), val, sizeof(val)) != 0) + break; + + if (bootverbose) + printf("Importing CFE env: \"%s=%s\"\n", name, val); + + /* + * name=val\0\0 + */ + len = strlen(name) + 1 + strlen(val) + 1 + 1; + if (cplim - cp < len) + printf("No space to store CFE env: \"%s=%s\"\n", + name, val); + else + cp += sprintf(cp, "%s=%s", name, val) + 1; + ++idx; + } + *cp++ = '\0'; + + kern_envp = cfe_env_buf; +}