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-rw-r--r--serverboot/bootstrap.c438
1 files changed, 0 insertions, 438 deletions
diff --git a/serverboot/bootstrap.c b/serverboot/bootstrap.c
deleted file mode 100644
index 64f7c5eb..00000000
--- a/serverboot/bootstrap.c
+++ /dev/null
@@ -1,438 +0,0 @@
-/*
- * Mach Operating System
- * Copyright (c) 1992,1991,1990,1989 Carnegie Mellon University
- * All Rights Reserved.
- *
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
- * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
- * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * Carnegie Mellon requests users of this software to return to
- *
- * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
- * School of Computer Science
- * Carnegie Mellon University
- * Pittsburgh PA 15213-3890
- *
- * any improvements or extensions that they make and grant Carnegie the
- * rights to redistribute these changes.
- */
-/*
- * Bootstrap the various built-in servers.
- */
-
-#include <mach.h>
-#include <mach/message.h>
-#include <sys/reboot.h>
-
-#include <file_io.h>
-
-#include <stdio.h>
-#include <string.h>
-
-#include "../boot/boot_script.h"
-
-#if 0
-/*
- * Use 8 Kbyte stacks instead of the default 64K.
- * Use 4 Kbyte waiting stacks instead of the default 8K.
- */
-#if defined(alpha)
-vm_size_t cthread_stack_size = 16 * 1024;
-#else
-vm_size_t cthread_stack_size = 8 * 1024;
-#endif
-#endif
-
-extern
-vm_size_t cthread_wait_stack_size;
-
-mach_port_t bootstrap_master_device_port; /* local name */
-mach_port_t bootstrap_master_host_port; /* local name */
-
-int boot_load_program();
-
-char *root_name;
-char boot_script_name[MAXPATHLEN];
-
-extern void default_pager();
-extern void default_pager_initialize();
-extern void default_pager_setup();
-
-/*
- * Convert ASCII to integer.
- */
-int atoi(str)
- register const char *str;
-{
- register int n;
- register int c;
- int is_negative = 0;
-
- n = 0;
- while (*str == ' ')
- str++;
- if (*str == '-') {
- is_negative = 1;
- str++;
- }
- while ((c = *str++) >= '0' && c <= '9') {
- n = n * 10 + (c - '0');
- }
- if (is_negative)
- n = -n;
- return (n);
-}
-
-__main ()
-{
-}
-
-static void
-boot_panic (kern_return_t err)
-{
-#define PFX "bootstrap: "
- char *err_string = boot_script_error_string (err);
- char panic_string[strlen (err_string) + sizeof (PFX)];
- strcpy (panic_string, PFX);
- strcat (panic_string, err_string);
- panic (panic_string);
-#undef PFX
-}
-
-void
-safe_gets (char *str, int maxlen)
-{
- char *c = fgets (str, maxlen, stdin);
- if (c == 0) {
- perror ("fgets");
- panic ("cannot read from console");
- }
- c = strchr (c, '\n');
- if (c)
- *c = '\0';
- printf ("\r\n");
-}
-
-printf_init (device_t master)
-{
- mach_port_t cons;
- kern_return_t rc;
- rc = device_open (master, D_READ|D_WRITE, "console", &cons);
- if (rc)
- while (1) {
- volatile int x = 0;
- (void) host_reboot(bootstrap_master_host_port, RB_DEBUGGER);
- x = x / x;
- }
- stdin = mach_open_devstream (cons, "r");
- stdout = stderr = mach_open_devstream (cons, "w");
- mach_port_deallocate (mach_task_self (), cons);
- setbuf (stdout, 0);
-}
-
-/*
- * Bootstrap task.
- * Runs in user spacep.
- *
- * Called as 'boot -switches host_port device_port root_name'
- *
- */
-main(argc, argv)
- int argc;
- char **argv;
-{
- int die = 0;
- int script_paging_file (const struct cmd *cmd, integer_t *val)
- {
- printf ("*** paging files no longer supported in boot scripts ***\n\a"
- "*** use swapon %s and/or /etc/fstab instead ***\n",
- cmd->path);
- return 0;
- }
- int script_serverboot_ctl (const struct cmd *cmd, integer_t *val)
- {
- const char *const ctl = cmd->path;
- if (!strcmp (ctl, "die"))
- die = 1;
- else
- printf ("(serverboot): Unknown control word `%s' ignored\n", ctl);
- return 0;
- }
-
- void prompt_for_root ()
- {
- static char new_root[MAXPATHLEN/2];
-
- if (!root_name)
- root_name = "UNKNOWN";
- printf ("Root device name? [%s] ", root_name);
- safe_gets(new_root, sizeof(new_root));
-
- if (new_root[0] != '\0') {
- root_name = new_root;
- (void) strbuild(boot_script_name,
- "/dev/",
- root_name,
- "/boot/servers.boot",
- (char *)0);
- }
- }
-
- register kern_return_t result;
- struct file scriptf;
-
- task_t my_task = mach_task_self();
-
- char *flag_string;
-
- boolean_t ask_boot_script = 0;
- boolean_t ask_root_name = 0;
-
- /*
- * Use 4Kbyte cthread wait stacks.
- */
- cthread_wait_stack_size = 4 * 1024;
-
- /*
- * Arg 1 is flags
- */
- if (argv[1][0] != '-')
- panic("bootstrap: no flags");
-
- flag_string = argv[1];
-
- /*
- * Parse the arguments.
- */
- if (argc >= 5)
- {
- /*
- * Arg 0 is program name
- */
-
- /*
- * Arg 2 is host port number
- */
- bootstrap_master_host_port = atoi(argv[2]);
-
- /*
- * Arg 3 is device port number
- */
- bootstrap_master_device_port = atoi(argv[3]);
-
- /*
- * Arg 4 is root name
- */
- root_name = argv[4];
- }
- else if (argc == 3)
- {
- root_name = argv[2];
-
- get_privileged_ports (&bootstrap_master_host_port,
- &bootstrap_master_device_port);
- }
-
- printf_init(bootstrap_master_device_port);
-#ifdef pleasenoXXX
- panic_init(bootstrap_master_host_port);
-#endif
-
-
- /*
- * If the '-a' (ask) switch was specified, or if no
- * root device was specificed, ask for the root device.
- */
-
- if (!root_name || root_name [0] == '\0' || index(flag_string, 'a'))
- prompt_for_root ();
-
- (void) strbuild(boot_script_name,
- "/dev/",
- root_name,
- "/boot/servers.boot",
- (char *)0);
- /*
- * If the '-q' (query) switch was specified, ask for the
- * server boot script.
- */
-
- if (index(flag_string, 'q'))
- ask_boot_script = TRUE;
-
- while (TRUE) {
- if (ask_root_name)
- prompt_for_root ();
-
- if (ask_boot_script) {
- char new_boot_script[MAXPATHLEN];
-
- printf("Server boot script? [%s] ", boot_script_name);
- safe_gets(new_boot_script, sizeof(new_boot_script));
- if (new_boot_script[0] != '\0')
- strcpy(boot_script_name, new_boot_script);
- }
-
- result = open_file(bootstrap_master_device_port,
- boot_script_name,
- &scriptf);
- if (result == D_NO_SUCH_DEVICE)
- {
- printf ("Root device `%s' does not exist!\n", root_name);
- ask_root_name = ask_boot_script = TRUE;
- continue;
- }
- else
- ask_root_name = FALSE;
- if (result != 0) {
- printf("Can't open server boot script %s: %s\n",
- boot_script_name,
- strerror (result));
- ask_boot_script = TRUE;
- continue;
- }
- break;
- }
-
- /*
- * If the server boot script name was changed,
- * then use the new device name as the root device.
- */
- {
- char *dev, *end;
- int len;
-
- dev = boot_script_name;
- if (strncmp(dev, "/dev/", 5) == 0)
- dev += 5;
- end = strchr(dev, '/');
- len = end ? end-dev : strlen(dev);
- memcpy(root_name, dev, len);
- root_name[len] = 0;
- }
-
- {
- char *cmdline;
-
- /* Initialize boot script variables. */
- if (boot_script_set_variable ("host-port", VAL_PORT,
- (integer_t) bootstrap_master_host_port)
- || boot_script_set_variable ("device-port", VAL_PORT,
- (integer_t) bootstrap_master_device_port)
- || boot_script_set_variable ("root-device", VAL_STR,
- (integer_t) root_name)
- || boot_script_set_variable ("boot-args", VAL_STR,
- (integer_t) flag_string)
- || boot_script_define_function ("add-paging-file", VAL_NONE,
- &script_paging_file)
- || boot_script_define_function ("add-raw-paging-file", VAL_NONE,
- &script_paging_file)
- || boot_script_define_function ("add-linux-paging-file",
- VAL_NONE,
- &script_paging_file)
- || boot_script_define_function ("serverboot",
- VAL_NONE,
- &script_serverboot_ctl)
- )
- panic ("bootstrap: error setting boot script variables");
-
- cmdline = getenv ("MULTIBOOT_CMDLINE");
- if (cmdline != NULL
- && boot_script_set_variable ("kernel-command-line",
- VAL_STR,
- (integer_t) cmdline))
- panic ("bootstrap: error setting boot script variables");
-
- parse_script (&scriptf);
- close_file (&scriptf);
- }
-
- if (index (flag_string, 'd'))
- {
- char xx[5];
- printf ("Hit return to boot...");
- safe_gets (xx, sizeof xx);
- }
-
- result = boot_script_exec ();
-
- if (result)
- boot_panic (result);
-
-#if 0
- {
- /*
- * Delete the old stack (containing only the arguments).
- */
- vm_offset_t addr = (vm_offset_t) argv;
-
- vm_offset_t r_addr;
- vm_size_t r_size;
- vm_prot_t r_protection, r_max_protection;
- vm_inherit_t r_inheritance;
- boolean_t r_is_shared;
- memory_object_name_t r_object_name;
- vm_offset_t r_offset;
- kern_return_t kr;
-
- r_addr = addr;
-
- kr = vm_region(my_task,
- &r_addr,
- &r_size,
- &r_protection,
- &r_max_protection,
- &r_inheritance,
- &r_is_shared,
- &r_object_name,
- &r_offset);
- if ((kr == KERN_SUCCESS) && MACH_PORT_VALID(r_object_name))
- (void) mach_port_deallocate(my_task, r_object_name);
- if ((kr == KERN_SUCCESS) &&
- (r_addr <= addr) &&
- ((r_protection & (VM_PROT_READ|VM_PROT_WRITE)) ==
- (VM_PROT_READ|VM_PROT_WRITE)))
- (void) vm_deallocate(my_task, r_addr, r_size);
- }
-#endif
-
- printf ("(serverboot): terminating\n");
- while (1)
- task_terminate (mach_task_self ());
- /*NOTREACHED*/
-}
-
-/* Parse the boot script. */
-parse_script (struct file *f)
-{
- char *p, *line, *buf;
- int amt, fd, err;
- int n = 0;
-
- buf = malloc (f->f_size + 1); /* add one for null terminator we will write */
- err = read_file (f, 0, buf, f->f_size, 0);
- if (err)
- panic ("bootstrap: error reading boot script file: %s", strerror (err));
-
- line = p = buf;
- while (1)
- {
- while (p < buf + f->f_size && *p != '\n')
- p++;
- *p = '\0';
- err = boot_script_parse_line (0, line);
- if (err)
- boot_panic (err);
- if (p == buf + f->f_size)
- break;
- line = ++p;
- }
- free (buf);
-}
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