vmm: Refactor vmm_ctl to use error()
[akaros.git] / kern / src / manager.c
index c2e202c..9004b21 100644 (file)
@@ -5,10 +5,6 @@
  */
 
 
-#ifdef __SHARC__
-#pragma nosharc
-#endif
-
 #include <ros/common.h>
 #include <smp.h>
 #include <arch/init.h>
 #include <process.h>
 #include <schedule.h>
 #include <syscall.h>
-#include <testing.h>
+#include <ktest.h>
 #include <kfs.h>
 #include <stdio.h>
 #include <time.h>
-#include <resource.h>
 #include <monitor.h>
-#include <colored_caches.h>
 #include <string.h>
 #include <pmap.h>
-#include <ros/time.h>
+#include <arch/console.h>
+#include <time.h>
 #include <ros/arch/membar.h>
 
 /*
  */
 void manager(void)
 {
-       #ifndef DEVELOPER_NAME
-               #define DEVELOPER_NAME brho
-       #endif
-
        // LoL
        #define PASTE(s1,s2) s1 ## s2
        #define MANAGER_FUNC(dev) PASTE(manager_,dev)
 
+       #if !defined(DEVELOPER_NAME) && \
+           (defined(CONFIG_KERNEL_TESTING) || \
+            defined(CONFIG_USERSPACE_TESTING))
+               #define DEVELOPER_NAME jenkins
+       #endif
+
+       #ifndef DEVELOPER_NAME
+               #define DEVELOPER_NAME brho
+       #endif
+
        void MANAGER_FUNC(DEVELOPER_NAME)(void);
        MANAGER_FUNC(DEVELOPER_NAME)();
 }
 
 char *p_argv[] = {0, 0, 0};
-char *p_envp[] = {"LD_LIBRARY_PATH=/lib", 0};
 /* Helper macro for quickly running a process.  Pass it a string, *file, and a
  * *proc. */
 #define quick_proc_run(x, p, f)                                                  \
-       (f) = do_file_open((x), 0, 0);                                               \
+       (f) = do_file_open((x), O_READ, 0);                                          \
        assert((f));                                                                 \
        p_argv[0] = file_name((f));                                                  \
-       (p) = proc_create((f), p_argv, p_envp);                                      \
+       (p) = proc_create((f), p_argv, NULL);                                        \
        kref_put(&(f)->f_kref);                                                      \
        spin_lock(&(p)->proc_lock);                                                  \
        __proc_set_state((p), PROC_RUNNABLE_S);                                      \
        spin_unlock(&(p)->proc_lock);                                                \
-       proc_run((p));                                                               \
+       proc_run_s((p));                                                             \
        proc_decref((p));
 
 #define quick_proc_create(x, p, f)                                               \
-       (f) = do_file_open((x), 0, 0);                                               \
+       (f) = do_file_open((x), O_READ, 0);                                          \
        assert((f));                                                                 \
        p_argv[0] = file_name((f));                                                  \
-       (p) = proc_create((f), p_argv, p_envp);                                      \
+       (p) = proc_create((f), p_argv, NULL);                                        \
        kref_put(&(f)->f_kref);                                                      \
        spin_lock(&(p)->proc_lock);                                                  \
        __proc_set_state((p), PROC_RUNNABLE_S);                                      \
        spin_unlock(&(p)->proc_lock);
 
 #define quick_proc_color_run(x, p, c, f)                                         \
-       (f) = do_file_open((x), 0, 0);                                               \
+       (f) = do_file_open((x), O_READ, 0);                                          \
        assert((f));                                                                 \
        p_argv[0] = file_name((f));                                                  \
-       (p) = proc_create((f), p_argv, p_envp);                                      \
+       (p) = proc_create((f), p_argv, NULL);                                        \
        kref_put(&(f)->f_kref);                                                      \
        spin_lock(&(p)->proc_lock);                                                  \
        __proc_set_state((p), PROC_RUNNABLE_S);                                      \
@@ -91,14 +91,14 @@ char *p_envp[] = {"LD_LIBRARY_PATH=/lib", 0};
        p->cache_colors_map = cache_colors_map_alloc();                              \
        for (int i = 0; i < (c); i++)                                                \
                cache_color_alloc(llc_cache, p->cache_colors_map);                       \
-       proc_run((p));                                                               \
+       proc_run_s((p));                                                             \
        proc_decref((p));
 
 #define quick_proc_color_create(x, p, c, f)                                      \
-       (f) = do_file_open((x), 0, 0);                                               \
+       (f) = do_file_open((x), O_READ, 0);                                          \
        assert((f));                                                                 \
        p_argv[0] = file_name((f));                                                  \
-       (p) = proc_create((f), p_argv, p_envp);                                      \
+       (p) = proc_create((f), p_argv, NULL);                                        \
        kref_put(&(f)->f_kref);                                                      \
        spin_lock(&(p)->proc_lock);                                                  \
        __proc_set_state((p), PROC_RUNNABLE_S);                                      \
@@ -109,25 +109,37 @@ char *p_envp[] = {"LD_LIBRARY_PATH=/lib", 0};
 
 void manager_brho(void)
 {
-       static uint8_t RACY progress = 0;       /* this will wrap around. */
-       static struct proc *p;
-       struct file *temp_f;
-
-       /* I usually want this */
-       schedule();
-       process_routine_kmsg(0);        /* maybe do this before schedule() */
-
-       enable_irq();
-       /* this ghetto hack really wants to wait for an interrupt, but time out */
-       udelay(60000);  /* wait for IO when there really is nothing to do */
-       process_routine_kmsg(0);
-       printd("No work to do (schedule returned)\n");
-       monitor(0);
+       static bool first = TRUE;
+       struct per_cpu_info *pcpui = &per_cpu_info[core_id()];
+
+       if (first) {
+               printk("*** IRQs must be enabled for input emergency codes ***\n");
+               #ifdef CONFIG_X86
+               printk("*** Hit ctrl-g to enter the monitor. ***\n");
+               printk("*** Hit ctrl-q to force-enter the monitor. ***\n");
+               printk("*** Hit ctrl-b for a backtrace of core 0 ***\n");
+               #else
+               printk("*** Hit ctrl-g to enter the monitor. ***\n");
+               #warning "***** ctrl-g untested on riscv, check k/a/r/trap.c *****"
+               #endif
+               first = FALSE;
+       }
+       /* just idle, and deal with things via interrupts.  or via face. */
+       smp_idle();
+       /* whatever we do in the manager, keep in mind that we need to not do
+        * anything too soon (like make processes), since we'll drop in here during
+        * boot if the boot sequence required any I/O (like EXT2), and we need to
+        * PRKM() */
+       assert(0);
 
+#if 0 /* ancient tests below: (keeping around til we ditch the manager) */
        // for testing taking cores, check in case 1 for usage
-       uint32_t corelist[MAX_NUM_CPUS];
+       uint32_t corelist[MAX_NUM_CORES];
        uint32_t num = 3;
+       struct file *temp_f;
+       static struct proc *p;
 
+       static uint8_t RACY progress = 0;       /* this will wrap around. */
        switch (progress++) {
                case 0:
                        printk("Top of the manager to ya!\n");
@@ -175,6 +187,7 @@ void manager_brho(void)
                        envs[0] = kfs_proc_create(kfs_lookup_path("roslib_hello"));
                        __proc_set_state(envs[0], PROC_RUNNABLE_S);
                        proc_run(envs[0]);
+                       warn("DEPRECATED");
                        break;
                        #endif
                case 2:
@@ -191,7 +204,7 @@ void manager_brho(void)
                        printd("Manager Progress: %d\n", progress);
                        // delay if you want to test rescheduling an MCP that yielded
                        //udelay(15000000);
-                       schedule();
+                       run_scheduler();
        }
        panic("If you see me, then you probably screwed up");
        monitor(0);
@@ -204,33 +217,39 @@ void manager_brho(void)
        }
        */
        return;
+#endif
 }
 
-void manager_klueska()
+void manager_jenkins()
 {
-       static struct proc *envs[256];
-       static volatile uint8_t progress = 0;
+       #ifdef CONFIG_KERNEL_TESTING
+               printk("<-- BEGIN_KERNEL_TESTS -->\n");
+               run_registered_ktest_suites();
+               printk("<-- END_KERNEL_TESTS -->\n");
+       #endif
 
-       if (progress == 0) {
-               progress++;
-               panic("what do you want to do?");
-               //envs[0] = kfs_proc_create(kfs_lookup_path("fillmeup"));
-               __proc_set_state(envs[0], PROC_RUNNABLE_S);
-               proc_run(envs[0]);
+       // Run userspace tests (from config specified path).
+       #ifdef CONFIG_USERSPACE_TESTING
+       if (strlen(CONFIG_USERSPACE_TESTING_SCRIPT) != 0) {
+               char exec[] = "/bin/ash";
+               char *p_argv[] = {exec, CONFIG_USERSPACE_TESTING_SCRIPT, 0};
+
+               struct file *program = do_file_open(exec, O_READ, 0);
+               struct proc *p = proc_create(program, p_argv, NULL);
+               proc_wakeup(p);
+               proc_decref(p); /* let go of the reference created in proc_create() */
+               kref_put(&program->f_kref);
+               run_scheduler();
+           // Need a way to wait for p to finish
+       } else {
+               printk("No user-space launcher file specified.\n");
        }
-       schedule();
-
-       panic("DON'T PANIC");
-}
-
-void manager_waterman()
-{
-       schedule();
-       monitor(0);
+       #endif
+       smp_idle();
        assert(0);
 }
 
-void manager_pearce()
+void manager_klueska()
 {
        static struct proc *envs[256];
        static volatile uint8_t progress = 0;
@@ -238,25 +257,33 @@ void manager_pearce()
        if (progress == 0) {
                progress++;
                panic("what do you want to do?");
-               //envs[0] = kfs_proc_create(kfs_lookup_path("parlib_httpserver_integrated"));
-               //envs[0] = kfs_proc_create(kfs_lookup_path("parlib_lock_test"));
+               //envs[0] = kfs_proc_create(kfs_lookup_path("fillmeup"));
                __proc_set_state(envs[0], PROC_RUNNABLE_S);
-               proc_run(envs[0]);
+               proc_run_s(envs[0]);
+               warn("DEPRECATED");
        }
-       schedule();
+       run_scheduler();
 
        panic("DON'T PANIC");
+}
 
+void manager_waterman()
+{
+       static bool first = true;
+       if (first)
+               mon_shell(0, 0, 0);
+       smp_idle();
+       assert(0);
 }
 
 void manager_yuzhu()
 {
-       
-       static uint8_t RACY progress = 0;
+
+       static uint8_t progress = 0;
        static struct proc *p;
 
        // for testing taking cores, check in case 1 for usage
-       uint32_t corelist[MAX_NUM_CPUS];
+       uint32_t corelist[MAX_NUM_CORES];
        uint32_t num = 3;
 
        //create_server(init_num_cores, loop);
@@ -266,54 +293,3 @@ void manager_yuzhu()
        // quick_proc_run("hello", p);
 
 }
-
-#ifdef __sparc_v8__
-
-static char*
-itoa(int num, char* buf0, size_t base)
-{
-       if(base > 16)
-               return NULL;
-
-       char* buf = buf0;
-       int len = 0, i;
-
-       if(num < 0)
-       {
-               *buf++ = '-';
-               num = -num;
-       }
-
-       do {
-               buf[len++] = "0123456789abcdef"[num%base];
-               num /= base;
-       } while(num);
-
-       for(i = 0; i < len/2; i++)
-       {
-               char temp = buf[i];
-               buf[i] = buf[len-i-1];
-               buf[len-i-1] = temp;
-       }
-       buf[len] = 0;
-
-       return buf0;
-}
-
-void gsf_set_frame_cycles(int cycles)
-{
-       store_alternate(26*4,2,cycles);
-}
-
-void gsf_set_partition_credits(int partition, int credits)
-{
-       store_alternate((32+partition)*4,2,credits);
-}
-
-void gsf_set_core_partition(int core, int partition)
-{
-       store_alternate((64+core)*4,2,partition);
-}
-
-#endif
-