Syborg (Symbian Virtual Platform) board

A virtual reference platform for SymbianOS development/debugging.

Signed-off-by: Paul Brook <paul@codesourcery.com>

1 files changed, 91 insertions, 0 deletions

diff --git a/hw/syborg.c b/hw/syborg.c
new file mode 100644
index 0000000..e54fc95
--- /dev/null
+++ b/hw/syborg.c
@@ -0,0 +1,91 @@
+/*
+ * Syborg (Symbian Virtual Platform) reference board
+ *
+ * Copyright (c) 2009 CodeSourcery
+ *
+ * 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.
+ */
+
+#include "sysbus.h"
+#include "boards.h"
+#include "arm-misc.h"
+#include "sysemu.h"
+
+static struct arm_boot_info syborg_binfo;
+
+static void syborg_init(ram_addr_t ram_size,
+                        const char *boot_device,
+                        const char *kernel_filename, const char *kernel_cmdline,
+                        const char *initrd_filename, const char *cpu_model)
+{
+    CPUState *env;
+    qemu_irq *cpu_pic;
+    qemu_irq pic[64];
+    ram_addr_t ram_addr;
+    DeviceState *dev;
+    int i;
+
+    if (!cpu_model)
+        cpu_model = "cortex-a8";
+    env = cpu_init(cpu_model);
+    if (!env) {
+        fprintf(stderr, "Unable to find CPU definition\n");
+        exit(1);
+    }
+
+    /* RAM at address zero. */
+    ram_addr = qemu_ram_alloc(ram_size);
+    cpu_register_physical_memory(0, ram_size, ram_addr | IO_MEM_RAM);
+
+    cpu_pic = arm_pic_init_cpu(env);
+    dev = sysbus_create_simple("syborg,interrupt", 0xC0000000,
+                               cpu_pic[ARM_PIC_CPU_IRQ]);
+    for (i = 0; i < 64; i++) {
+        pic[i] = qdev_get_irq_sink(dev, i);
+    }
+
+    sysbus_create_simple("syborg,rtc", 0xC0001000, NULL);
+
+    dev = qdev_create(NULL, "syborg,timer");
+    qdev_set_prop_int(dev, "frequency", 1000000);
+    qdev_init(dev);
+    sysbus_mmio_map(sysbus_from_qdev(dev), 0, 0xC0002000);
+    sysbus_connect_irq(sysbus_from_qdev(dev), 0, pic[1]);
+
+    sysbus_create_simple("syborg,keyboard", 0xC0003000, pic[2]);
+    sysbus_create_simple("syborg,pointer", 0xC0004000, pic[3]);
+    sysbus_create_simple("syborg,framebuffer", 0xC0005000, pic[4]);
+    sysbus_create_simple("syborg,serial", 0xC0006000, pic[5]);
+    sysbus_create_simple("syborg,serial", 0xC0007000, pic[6]);
+    sysbus_create_simple("syborg,serial", 0xC0008000, pic[7]);
+    sysbus_create_simple("syborg,serial", 0xC0009000, pic[8]);
+
+    syborg_binfo.ram_size = ram_size;
+    syborg_binfo.kernel_filename = kernel_filename;
+    syborg_binfo.kernel_cmdline = kernel_cmdline;
+    syborg_binfo.initrd_filename = initrd_filename;
+    syborg_binfo.board_id = 0;
+    arm_load_kernel(env, &syborg_binfo);
+}
+
+QEMUMachine syborg_machine = {
+    .name = "syborg",
+    .desc = "Syborg (Symbian Virtual Platform)",
+    .init = syborg_init,
+};