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Diffstat (limited to 'contrib/syslinux/syslinux-4.03/com32/mboot/mboot.c')
-rw-r--r--contrib/syslinux/syslinux-4.03/com32/mboot/mboot.c247
1 files changed, 0 insertions, 247 deletions
diff --git a/contrib/syslinux/syslinux-4.03/com32/mboot/mboot.c b/contrib/syslinux/syslinux-4.03/com32/mboot/mboot.c
deleted file mode 100644
index 35450e0..0000000
--- a/contrib/syslinux/syslinux-4.03/com32/mboot/mboot.c
+++ /dev/null
@@ -1,247 +0,0 @@
-/* ----------------------------------------------------------------------- *
- *
- * Copyright 2007-2008 H. Peter Anvin - All Rights Reserved
- * Copyright 2009-2010 Intel Corporation; author: H. Peter Anvin
- *
- * Permission is hereby granted, free of charge, to any person
- * obtaining a copy of this software and associated documentation
- * files (the "Software"), to deal in the Software without
- * restriction, including without limitation the rights to use,
- * copy, modify, merge, publish, distribute, sublicense, and/or
- * sell copies of the Software, and to permit persons to whom
- * the Software is furnished to do so, subject to the following
- * conditions:
- *
- * The above copyright notice and this permission notice shall
- * be included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
- * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * ----------------------------------------------------------------------- */
-
-/*
- * mboot.c
- *
- * Module to load a multiboot kernel
- */
-
-#include "mboot.h"
-
-struct multiboot_info mbinfo;
-struct syslinux_pm_regs regs;
-struct my_options opt, set;
-
-struct module_data {
- void *data;
- size_t len;
- const char *cmdline;
-};
-
-static int map_modules(struct module_data *modules, int nmodules)
-{
- struct mod_list *mod_list;
- addr_t map_list = 0;
- size_t list_size = nmodules * sizeof *mod_list;
- int i;
-
- mod_list = malloc(list_size);
- if (!mod_list) {
- printf("Failed to allocate module list\n");
- return -1;
- }
-
- map_list = map_data(mod_list, list_size, 16, 0);
- if (!map_list) {
- printf("Cannot map module list\n");
- return -1;
- }
-
- for (i = 0; i < nmodules; i++) {
- addr_t mod_map = 0;
- addr_t cmd_map = 0;
-
- dprintf("Module %d cmdline: \"%s\"\n", i, modules[i].cmdline);
-
- cmd_map = map_string(modules[i].cmdline);
-
- mod_map = map_data(modules[i].data, modules[i].len, 4096, MAP_HIGH);
- if (!mod_map) {
- printf("Failed to map module (memory fragmentation issue?)\n");
- return -1;
- }
- mod_list[i].mod_start = mod_map;
- mod_list[i].mod_end = mod_map + modules[i].len;
- mod_list[i].cmdline = cmd_map;
- mod_list[i].pad = 0;
- }
-
- mbinfo.flags |= MB_INFO_MODS;
- mbinfo.mods_count = nmodules;
- mbinfo.mods_addr = map_list;
- return 0;
-}
-
-static int get_modules(char **argv, struct module_data **mdp)
-{
- char **argp, **argx;
- struct module_data *mp;
- int rv;
- int module_count = 1;
- int arglen;
- const char module_separator[] = "---";
-
- for (argp = argv; *argp; argp++) {
- if (!strcmp(*argp, module_separator))
- module_count++;
- }
-
- *mdp = mp = malloc(module_count * sizeof(struct module_data));
- if (!mp) {
- error("Out of memory!\n");
- return -1;
- }
-
- argp = argv;
- while (*argp) {
- /* Note: it seems Grub transparently decompresses all compressed files,
- not just the primary kernel. */
- printf("Loading %s... ", *argp);
- rv = zloadfile(*argp, &mp->data, &mp->len);
-
- if (rv) {
- printf("failed!\n");
- return -1;
- }
- printf("ok\n");
-
- /*
- * Note: Grub includes the kernel filename in the command line, so we
- * want to match that behavior.
- */
- arglen = 0;
- for (argx = argp; *argx && strcmp(*argx, module_separator); argx++)
- arglen += strlen(*argx) + 1;
-
- if (arglen == 0) {
- mp->cmdline = strdup("");
- } else {
- char *p;
- mp->cmdline = p = malloc(arglen);
- for (; *argp && strcmp(*argp, module_separator); argp++) {
- p = stpcpy(p, *argp);
- *p++ = ' ';
- }
- *--p = '\0';
- }
- mp++;
- if (*argp)
- argp++; /* Advance past module_separator */
- }
-
- return module_count;
-}
-
-int main(int argc, char *argv[])
-{
- int nmodules;
- struct module_data *modules;
- struct multiboot_header *mbh;
- bool keeppxe = false;
-
- openconsole(&dev_null_r, &dev_stdcon_w);
-
- (void)argc; /* Unused */
- argv++;
-
- while (*argv) {
- bool v = true;
- const char *p = *argv;
-
- if (!memcmp(p, "-no", 3)) {
- v = false;
- p += 3;
- }
-
- if (!strcmp(p, "-solaris")) {
- opt.solaris = v;
- set.solaris = true;
- } else if (!strcmp(p, "-aout")) {
- opt.aout = v;
- set.aout = true;
- } else
- break;
- argv++;
- }
-
- if (!*argv) {
- error
- ("Usage: mboot.c32 [opts] mboot_file args... [--- module args...]...\n"
- "Options:\n"
- " -solaris Enable Solaris DHCP information passing\n"
- " -aout Use the \"a.out kludge\" if enabled, even for ELF\n"
- " This matches the Multiboot spec, but differs from Grub\n");
- return 1;
- }
-
- /* Load the files */
- nmodules = get_modules(argv, &modules);
- if (nmodules < 1) {
- error("No files found!\n");
- return 1; /* Failure */
- }
-
- if (init_map())
- return 1; /* Failed to allocate intitial map */
-
- /*
- * Map the primary image. This should be done before mapping anything
- * else, since it will have fixed address requirements.
- */
- mbh = map_image(modules[0].data, modules[0].len);
- if (!mbh)
- return 1;
-
- /* Map the mbinfo structure */
- regs.ebx = map_data(&mbinfo, sizeof mbinfo, 4, 0);
- if (!regs.ebx) {
- error("Failed to map Multiboot info structure!\n");
- return 1;
- }
-
- /* Map the primary command line */
- if (modules[0].cmdline) {
- mbinfo.cmdline = map_string(modules[0].cmdline);
- dprintf("Main cmdline: \"%s\"\n", modules[0].cmdline);
- if (mbinfo.cmdline)
- mbinfo.flags |= MB_INFO_CMDLINE;
- }
-
- /* Map auxilliary images */
- if (nmodules > 1) {
- if (map_modules(modules + 1, nmodules - 1))
- return 1;
- }
-
- /* Add auxilliary information */
- mboot_make_memmap();
- mboot_apm();
- mboot_syslinux_info();
-
- if (opt.solaris)
- mboot_solaris_dhcp_hack();
-
- /* Set the graphics mode if requested */
- set_graphics_mode(mbh, &mbinfo);
-
- /* Run it */
- mboot_run(keeppxe ? 3 : 0);
- error("mboot.c32: boot failed\n");
- return 1;
-}
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