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-rw-r--r--hw/arm/gumstix.c141
1 files changed, 141 insertions, 0 deletions
diff --git a/hw/arm/gumstix.c b/hw/arm/gumstix.c
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+/*
+ * 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.
+ *
+ * Contributions after 2012-01-13 are licensed under the terms of the
+ * GNU GPL, version 2 or (at your option) any later version.
+ */
+
+/*
+ * Example usage:
+ *
+ * connex:
+ * =======
+ * create image:
+ * # dd of=flash bs=1k count=16k if=/dev/zero
+ * # dd of=flash bs=1k conv=notrunc if=u-boot.bin
+ * # dd of=flash bs=1k conv=notrunc seek=256 if=rootfs.arm_nofpu.jffs2
+ * start it:
+ * # qemu-system-arm -M connex -pflash flash -monitor null -nographic
+ *
+ * verdex:
+ * =======
+ * create image:
+ * # dd of=flash bs=1k count=32k if=/dev/zero
+ * # dd of=flash bs=1k conv=notrunc if=u-boot.bin
+ * # dd of=flash bs=1k conv=notrunc seek=256 if=rootfs.arm_nofpu.jffs2
+ * # dd of=flash bs=1k conv=notrunc seek=31744 if=uImage
+ * start it:
+ * # qemu-system-arm -M verdex -pflash flash -monitor null -nographic -m 289
+ */
+
+#include "hw/hw.h"
+#include "hw/pxa.h"
+#include "net/net.h"
+#include "hw/flash.h"
+#include "hw/devices.h"
+#include "hw/boards.h"
+#include "sysemu/blockdev.h"
+#include "exec/address-spaces.h"
+
+static const int sector_len = 128 * 1024;
+
+static void connex_init(QEMUMachineInitArgs *args)
+{
+ PXA2xxState *cpu;
+ DriveInfo *dinfo;
+ int be;
+ MemoryRegion *address_space_mem = get_system_memory();
+
+ uint32_t connex_rom = 0x01000000;
+ uint32_t connex_ram = 0x04000000;
+
+ cpu = pxa255_init(address_space_mem, connex_ram);
+
+ dinfo = drive_get(IF_PFLASH, 0, 0);
+ if (!dinfo) {
+ fprintf(stderr, "A flash image must be given with the "
+ "'pflash' parameter\n");
+ exit(1);
+ }
+
+#ifdef TARGET_WORDS_BIGENDIAN
+ be = 1;
+#else
+ be = 0;
+#endif
+ if (!pflash_cfi01_register(0x00000000, NULL, "connext.rom", connex_rom,
+ dinfo->bdrv, sector_len, connex_rom / sector_len,
+ 2, 0, 0, 0, 0, be)) {
+ fprintf(stderr, "qemu: Error registering flash memory.\n");
+ exit(1);
+ }
+
+ /* Interrupt line of NIC is connected to GPIO line 36 */
+ smc91c111_init(&nd_table[0], 0x04000300,
+ qdev_get_gpio_in(cpu->gpio, 36));
+}
+
+static void verdex_init(QEMUMachineInitArgs *args)
+{
+ const char *cpu_model = args->cpu_model;
+ PXA2xxState *cpu;
+ DriveInfo *dinfo;
+ int be;
+ MemoryRegion *address_space_mem = get_system_memory();
+
+ uint32_t verdex_rom = 0x02000000;
+ uint32_t verdex_ram = 0x10000000;
+
+ cpu = pxa270_init(address_space_mem, verdex_ram, cpu_model ?: "pxa270-c0");
+
+ dinfo = drive_get(IF_PFLASH, 0, 0);
+ if (!dinfo) {
+ fprintf(stderr, "A flash image must be given with the "
+ "'pflash' parameter\n");
+ exit(1);
+ }
+
+#ifdef TARGET_WORDS_BIGENDIAN
+ be = 1;
+#else
+ be = 0;
+#endif
+ if (!pflash_cfi01_register(0x00000000, NULL, "verdex.rom", verdex_rom,
+ dinfo->bdrv, sector_len, verdex_rom / sector_len,
+ 2, 0, 0, 0, 0, be)) {
+ fprintf(stderr, "qemu: Error registering flash memory.\n");
+ exit(1);
+ }
+
+ /* Interrupt line of NIC is connected to GPIO line 99 */
+ smc91c111_init(&nd_table[0], 0x04000300,
+ qdev_get_gpio_in(cpu->gpio, 99));
+}
+
+static QEMUMachine connex_machine = {
+ .name = "connex",
+ .desc = "Gumstix Connex (PXA255)",
+ .init = connex_init,
+ DEFAULT_MACHINE_OPTIONS,
+};
+
+static QEMUMachine verdex_machine = {
+ .name = "verdex",
+ .desc = "Gumstix Verdex (PXA270)",
+ .init = verdex_init,
+ DEFAULT_MACHINE_OPTIONS,
+};
+
+static void gumstix_machine_init(void)
+{
+ qemu_register_machine(&connex_machine);
+ qemu_register_machine(&verdex_machine);
+}
+
+machine_init(gumstix_machine_init);