Add support for generating a systemtap tapset static probes

[qemu.git] / hw / etraxfs.c

diff --git a/hw/etraxfs.c b/hw/etraxfs.c
index 94cd6bc81da78e8a4217ac6d91a8b1f92ebc1d9a..5ee5f979aac9cc0e72ac5b0252a3e23158ab1795 100644 (file)
--- a/hw/etraxfs.c
+++ b/hw/etraxfs.c
@@ -28,18 +28,20 @@
 #include "net.h"
 #include "flash.h"
 #include "etraxfs.h"
+#include "loader.h"
+#include "elf.h"
+#include "cris-boot.h"
+#include "blockdev.h"
 
 #define FLASH_SIZE 0x2000000
 #define INTMEM_SIZE (128 * 1024)
 
-static uint32_t bootstrap_pc;
+static struct cris_load_info li;
 
-static void main_cpu_reset(void *opaque)
+static void flash_cpu_reset(void *opaque)
 {
     CPUState *env = opaque;
     cpu_reset(env);
-
-    env->pc = bootstrap_pc;
 }
 
 static
@@ -54,7 +56,7 @@ void bareetraxfs_init (ram_addr_t ram_size,
     qemu_irq irq[30], nmi[2], *cpu_irq; 
     void *etraxfs_dmac;
     struct etraxfs_dma_client *eth[2] = {NULL, NULL};
-    int kernel_size;
+    DriveInfo *dinfo;
     int i;
     ram_addr_t phys_ram;
     ram_addr_t phys_flash;
@@ -65,31 +67,30 @@ void bareetraxfs_init (ram_addr_t ram_size,
         cpu_model = "crisv32";
     }
     env = cpu_init(cpu_model);
-    qemu_register_reset(main_cpu_reset, env);
 
     /* allocate RAM */
-    phys_ram = qemu_ram_alloc(ram_size);
+    phys_ram = qemu_ram_alloc(NULL, "etraxfs.ram", ram_size);
     cpu_register_physical_memory(0x40000000, ram_size, phys_ram | IO_MEM_RAM);
 
     /* The ETRAX-FS has 128Kb on chip ram, the docs refer to it as the 
        internal memory.  */
-    phys_intmem = qemu_ram_alloc(INTMEM_SIZE);
+    phys_intmem = qemu_ram_alloc(NULL, "etraxfs.chipram", INTMEM_SIZE);
     cpu_register_physical_memory(0x38000000, INTMEM_SIZE,
                                  phys_intmem | IO_MEM_RAM);
 
 
-    phys_flash = qemu_ram_alloc(FLASH_SIZE);
-    i = drive_get_index(IF_PFLASH, 0, 0);
+    phys_flash = qemu_ram_alloc(NULL, "etraxfs.flash", FLASH_SIZE);
+    dinfo = drive_get(IF_PFLASH, 0, 0);
     pflash_cfi02_register(0x0, phys_flash,
-                          i != -1 ? drives_table[i].bdrv : NULL, (64 * 1024),
+                          dinfo ? dinfo->bdrv : NULL, (64 * 1024),
                           FLASH_SIZE >> 16,
                           1, 2, 0x0000, 0x0000, 0x0000, 0x0000,
-                          0x555, 0x2aa);
+                          0x555, 0x2aa, 0);
     cpu_irq = cris_pic_init_cpu(env);
     dev = qdev_create(NULL, "etraxfs,pic");
     /* FIXME: Is there a proper way to signal vectors to the CPU core?  */
-    qdev_set_prop_ptr(dev, "interrupt_vector", &env->interrupt_vector);
-    qdev_init(dev);
+    qdev_prop_set_ptr(dev, "interrupt_vector", &env->interrupt_vector);
+    qdev_init_nofail(dev);
     s = sysbus_from_qdev(dev);
     sysbus_mmio_map(s, 0, 0x3001c000);
     sysbus_connect_irq(s, 0, cpu_irq[0]);
@@ -129,38 +130,19 @@ void bareetraxfs_init (ram_addr_t ram_size,
     }
 
     if (kernel_filename) {
-        uint64_t entry, high;
-        int kcmdline_len;
-
-        /* Boots a kernel elf binary, os/linux-2.6/vmlinux from the axis 
-           devboard SDK.  */
-        kernel_size = load_elf(kernel_filename, -0x80000000LL,
-                               &entry, NULL, &high);
-        bootstrap_pc = entry;
-        if (kernel_size < 0) {
-            /* Takes a kimage from the axis devboard SDK.  */
-            kernel_size = load_image_targphys(kernel_filename, 0x40004000,
-                                              ram_size);
-            bootstrap_pc = 0x40004000;
-            env->regs[9] = 0x40004000 + kernel_size;
-        }
-        env->regs[8] = 0x56902387; /* RAM init magic.  */
-
-        if (kernel_cmdline && (kcmdline_len = strlen(kernel_cmdline))) {
-            if (kcmdline_len > 256) {
-                fprintf(stderr, "Too long CRIS kernel cmdline (max 256)\n");
-                exit(1);
-            }
-            /* Let the kernel know we are modifying the cmdline.  */
-            env->regs[10] = 0x87109563;
-            env->regs[11] = 0x40000000;
-            pstrcpy_targphys(env->regs[11], 256, kernel_cmdline);
+        li.image_filename = kernel_filename;
+        li.cmdline = kernel_cmdline;
+        cris_load_image(env, &li);
+    } else {
+        if (!dinfo) {
+            fprintf(stderr,
+                    "Provide a kernel image or a flash image to boot from.\n");
+           exit(1);
         }
-    }
-    env->pc = bootstrap_pc;
 
-    printf ("pc =%x\n", env->pc);
-    printf ("ram size =%ld\n", ram_size);
+        /* Nothing more to do for flash images, those boot from addr 0.  */
+        qemu_register_reset(flash_cpu_reset, env);
+    }
 }
 
 static QEMUMachine bareetraxfs_machine = {