Gumstix 'connex' board support by Thorsten Zitterell.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3667 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 73 insertions, 0 deletions

diff --git a/hw/gumstix.c b/hw/gumstix.c
new file mode 100644
index 000000000..a8f8a2fab
--- /dev/null
+++ b/hw/gumstix.c
@@ -0,0 +1,73 @@
+/*
+ * Gumstix Platforms
+ *
+ * Copyright (c) 2007 by Thorsten Zitterell <info@bitmux.org>
+ *
+ * Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
+ *
+ * This code is licensed under the GNU GPL v2.
+ */
+
+#include "vl.h"
+
+static void connex_smc_irq(void *opaque, int line, int level)
+{
+    /* Interrupt line of NIC is connected to GPIO line 36 */
+    struct pxa2xx_state_s *cpu = (struct pxa2xx_state_s *) opaque;
+    pxa2xx_gpio_set(cpu->gpio, 36, level);
+}
+
+/* Board init. */
+enum gumstix_model_e { connex };
+
+static void gumstix_common_init(int ram_size, int vga_ram_size,
+                DisplayState *ds, const char *kernel_filename,
+                const char *kernel_cmdline, const char *initrd_filename,
+                const char *cpu_model, enum gumstix_model_e model)
+{
+    struct pxa2xx_state_s *cpu;
+
+    uint32_t gumstix_rom = 0x02000000;
+    uint32_t gumstix_ram = 0x08000000;
+
+    if (ram_size < (gumstix_ram + gumstix_rom + PXA2XX_INTERNAL_SIZE)) {
+        fprintf(stderr, "This platform requires %i bytes of memory\n",
+                gumstix_ram + gumstix_rom + PXA2XX_INTERNAL_SIZE);
+        exit(1);
+    }
+
+    cpu = pxa255_init(gumstix_ram, ds);
+
+    if (pflash_table[0] == NULL) {
+        fprintf(stderr, "A flash image must be given with the "
+                "'pflash' parameter\n");
+        exit(1);
+    }
+
+    if (!pflash_register(0x00000000, gumstix_ram + PXA2XX_INTERNAL_SIZE,
+            pflash_table[0], 128 * 1024, 128, 2, 0, 0, 0, 0)) {
+        fprintf(stderr, "qemu: Error register flash memory.\n");
+        exit(1);
+    }
+
+    cpu->env->regs[15] = 0x00000000;
+
+    qemu_irq *irq = qemu_allocate_irqs(connex_smc_irq, cpu, 1);
+    smc91c111_init(&nd_table[0], 0x04000300, *irq);
+}
+
+static void connex_init(int ram_size, int vga_ram_size,
+                const char *boot_device, DisplayState *ds,
+                const char **fd_filename, int snapshot,
+                const char *kernel_filename, const char *kernel_cmdline,
+                const char *initrd_filename, const char *cpu_model)
+{
+    gumstix_common_init(ram_size, vga_ram_size, ds, kernel_filename,
+                kernel_cmdline, initrd_filename, cpu_model, connex);
+}
+
+QEMUMachine connex_machine = {
+    "connex",
+    "Gumstix Connex (PXA255)",
+    connex_init,
+};