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-rw-r--r--hw/arm/palm.c291
1 files changed, 291 insertions, 0 deletions
diff --git a/hw/arm/palm.c b/hw/arm/palm.c
new file mode 100644
index 0000000000..91bc74af24
--- /dev/null
+++ b/hw/arm/palm.c
@@ -0,0 +1,291 @@
+/*
+ * PalmOne's (TM) PDAs.
+ *
+ * Copyright (C) 2006-2007 Andrzej Zaborowski <balrog@zabor.org>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 or
+ * (at your option) version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+#include "hw/hw.h"
+#include "audio/audio.h"
+#include "sysemu/sysemu.h"
+#include "ui/console.h"
+#include "hw/omap.h"
+#include "hw/boards.h"
+#include "hw/arm-misc.h"
+#include "hw/devices.h"
+#include "hw/loader.h"
+#include "exec/address-spaces.h"
+
+static uint32_t static_readb(void *opaque, hwaddr offset)
+{
+ uint32_t *val = (uint32_t *) opaque;
+ return *val >> ((offset & 3) << 3);
+}
+
+static uint32_t static_readh(void *opaque, hwaddr offset)
+{
+ uint32_t *val = (uint32_t *) opaque;
+ return *val >> ((offset & 1) << 3);
+}
+
+static uint32_t static_readw(void *opaque, hwaddr offset)
+{
+ uint32_t *val = (uint32_t *) opaque;
+ return *val >> ((offset & 0) << 3);
+}
+
+static void static_write(void *opaque, hwaddr offset,
+ uint32_t value)
+{
+#ifdef SPY
+ printf("%s: value %08lx written at " PA_FMT "\n",
+ __FUNCTION__, value, offset);
+#endif
+}
+
+static const MemoryRegionOps static_ops = {
+ .old_mmio = {
+ .read = { static_readb, static_readh, static_readw, },
+ .write = { static_write, static_write, static_write, },
+ },
+ .endianness = DEVICE_NATIVE_ENDIAN,
+};
+
+/* Palm Tunsgten|E support */
+
+/* Shared GPIOs */
+#define PALMTE_USBDETECT_GPIO 0
+#define PALMTE_USB_OR_DC_GPIO 1
+#define PALMTE_TSC_GPIO 4
+#define PALMTE_PINTDAV_GPIO 6
+#define PALMTE_MMC_WP_GPIO 8
+#define PALMTE_MMC_POWER_GPIO 9
+#define PALMTE_HDQ_GPIO 11
+#define PALMTE_HEADPHONES_GPIO 14
+#define PALMTE_SPEAKER_GPIO 15
+/* MPU private GPIOs */
+#define PALMTE_DC_GPIO 2
+#define PALMTE_MMC_SWITCH_GPIO 4
+#define PALMTE_MMC1_GPIO 6
+#define PALMTE_MMC2_GPIO 7
+#define PALMTE_MMC3_GPIO 11
+
+static MouseTransformInfo palmte_pointercal = {
+ .x = 320,
+ .y = 320,
+ .a = { -5909, 8, 22465308, 104, 7644, -1219972, 65536 },
+};
+
+static void palmte_microwire_setup(struct omap_mpu_state_s *cpu)
+{
+ uWireSlave *tsc;
+
+ tsc = tsc2102_init(qdev_get_gpio_in(cpu->gpio, PALMTE_PINTDAV_GPIO));
+
+ omap_uwire_attach(cpu->microwire, tsc, 0);
+ omap_mcbsp_i2s_attach(cpu->mcbsp1, tsc210x_codec(tsc));
+
+ tsc210x_set_transform(tsc, &palmte_pointercal);
+}
+
+static struct {
+ int row;
+ int column;
+} palmte_keymap[0x80] = {
+ [0 ... 0x7f] = { -1, -1 },
+ [0x3b] = { 0, 0 }, /* F1 -> Calendar */
+ [0x3c] = { 1, 0 }, /* F2 -> Contacts */
+ [0x3d] = { 2, 0 }, /* F3 -> Tasks List */
+ [0x3e] = { 3, 0 }, /* F4 -> Note Pad */
+ [0x01] = { 4, 0 }, /* Esc -> Power */
+ [0x4b] = { 0, 1 }, /* Left */
+ [0x50] = { 1, 1 }, /* Down */
+ [0x48] = { 2, 1 }, /* Up */
+ [0x4d] = { 3, 1 }, /* Right */
+ [0x4c] = { 4, 1 }, /* Centre */
+ [0x39] = { 4, 1 }, /* Spc -> Centre */
+};
+
+static void palmte_button_event(void *opaque, int keycode)
+{
+ struct omap_mpu_state_s *cpu = (struct omap_mpu_state_s *) opaque;
+
+ if (palmte_keymap[keycode & 0x7f].row != -1)
+ omap_mpuio_key(cpu->mpuio,
+ palmte_keymap[keycode & 0x7f].row,
+ palmte_keymap[keycode & 0x7f].column,
+ !(keycode & 0x80));
+}
+
+static void palmte_onoff_gpios(void *opaque, int line, int level)
+{
+ switch (line) {
+ case 0:
+ printf("%s: current to MMC/SD card %sabled.\n",
+ __FUNCTION__, level ? "dis" : "en");
+ break;
+ case 1:
+ printf("%s: internal speaker amplifier %s.\n",
+ __FUNCTION__, level ? "down" : "on");
+ break;
+
+ /* These LCD & Audio output signals have not been identified yet. */
+ case 2:
+ case 3:
+ case 4:
+ printf("%s: LCD GPIO%i %s.\n",
+ __FUNCTION__, line - 1, level ? "high" : "low");
+ break;
+ case 5:
+ case 6:
+ printf("%s: Audio GPIO%i %s.\n",
+ __FUNCTION__, line - 4, level ? "high" : "low");
+ break;
+ }
+}
+
+static void palmte_gpio_setup(struct omap_mpu_state_s *cpu)
+{
+ qemu_irq *misc_gpio;
+
+ omap_mmc_handlers(cpu->mmc,
+ qdev_get_gpio_in(cpu->gpio, PALMTE_MMC_WP_GPIO),
+ qemu_irq_invert(omap_mpuio_in_get(cpu->mpuio)
+ [PALMTE_MMC_SWITCH_GPIO]));
+
+ misc_gpio = qemu_allocate_irqs(palmte_onoff_gpios, cpu, 7);
+ qdev_connect_gpio_out(cpu->gpio, PALMTE_MMC_POWER_GPIO, misc_gpio[0]);
+ qdev_connect_gpio_out(cpu->gpio, PALMTE_SPEAKER_GPIO, misc_gpio[1]);
+ qdev_connect_gpio_out(cpu->gpio, 11, misc_gpio[2]);
+ qdev_connect_gpio_out(cpu->gpio, 12, misc_gpio[3]);
+ qdev_connect_gpio_out(cpu->gpio, 13, misc_gpio[4]);
+ omap_mpuio_out_set(cpu->mpuio, 1, misc_gpio[5]);
+ omap_mpuio_out_set(cpu->mpuio, 3, misc_gpio[6]);
+
+ /* Reset some inputs to initial state. */
+ qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_USBDETECT_GPIO));
+ qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_USB_OR_DC_GPIO));
+ qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, 4));
+ qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_HEADPHONES_GPIO));
+ qemu_irq_lower(omap_mpuio_in_get(cpu->mpuio)[PALMTE_DC_GPIO]);
+ qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[6]);
+ qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[7]);
+ qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[11]);
+}
+
+static struct arm_boot_info palmte_binfo = {
+ .loader_start = OMAP_EMIFF_BASE,
+ .ram_size = 0x02000000,
+ .board_id = 0x331,
+};
+
+static void palmte_init(QEMUMachineInitArgs *args)
+{
+ const char *cpu_model = args->cpu_model;
+ const char *kernel_filename = args->kernel_filename;
+ const char *kernel_cmdline = args->kernel_cmdline;
+ const char *initrd_filename = args->initrd_filename;
+ MemoryRegion *address_space_mem = get_system_memory();
+ struct omap_mpu_state_s *mpu;
+ int flash_size = 0x00800000;
+ int sdram_size = palmte_binfo.ram_size;
+ static uint32_t cs0val = 0xffffffff;
+ static uint32_t cs1val = 0x0000e1a0;
+ static uint32_t cs2val = 0x0000e1a0;
+ static uint32_t cs3val = 0xe1a0e1a0;
+ int rom_size, rom_loaded = 0;
+ DisplayState *ds = get_displaystate();
+ MemoryRegion *flash = g_new(MemoryRegion, 1);
+ MemoryRegion *cs = g_new(MemoryRegion, 4);
+
+ mpu = omap310_mpu_init(address_space_mem, sdram_size, cpu_model);
+
+ /* External Flash (EMIFS) */
+ memory_region_init_ram(flash, "palmte.flash", flash_size);
+ vmstate_register_ram_global(flash);
+ memory_region_set_readonly(flash, true);
+ memory_region_add_subregion(address_space_mem, OMAP_CS0_BASE, flash);
+
+ memory_region_init_io(&cs[0], &static_ops, &cs0val, "palmte-cs0",
+ OMAP_CS0_SIZE - flash_size);
+ memory_region_add_subregion(address_space_mem, OMAP_CS0_BASE + flash_size,
+ &cs[0]);
+ memory_region_init_io(&cs[1], &static_ops, &cs1val, "palmte-cs1",
+ OMAP_CS1_SIZE);
+ memory_region_add_subregion(address_space_mem, OMAP_CS1_BASE, &cs[1]);
+ memory_region_init_io(&cs[2], &static_ops, &cs2val, "palmte-cs2",
+ OMAP_CS2_SIZE);
+ memory_region_add_subregion(address_space_mem, OMAP_CS2_BASE, &cs[2]);
+ memory_region_init_io(&cs[3], &static_ops, &cs3val, "palmte-cs3",
+ OMAP_CS3_SIZE);
+ memory_region_add_subregion(address_space_mem, OMAP_CS3_BASE, &cs[3]);
+
+ palmte_microwire_setup(mpu);
+
+ qemu_add_kbd_event_handler(palmte_button_event, mpu);
+
+ palmte_gpio_setup(mpu);
+
+ /* Setup initial (reset) machine state */
+ if (nb_option_roms) {
+ rom_size = get_image_size(option_rom[0].name);
+ if (rom_size > flash_size) {
+ fprintf(stderr, "%s: ROM image too big (%x > %x)\n",
+ __FUNCTION__, rom_size, flash_size);
+ rom_size = 0;
+ }
+ if (rom_size > 0) {
+ rom_size = load_image_targphys(option_rom[0].name, OMAP_CS0_BASE,
+ flash_size);
+ rom_loaded = 1;
+ }
+ if (rom_size < 0) {
+ fprintf(stderr, "%s: error loading '%s'\n",
+ __FUNCTION__, option_rom[0].name);
+ }
+ }
+
+ if (!rom_loaded && !kernel_filename) {
+ fprintf(stderr, "Kernel or ROM image must be specified\n");
+ exit(1);
+ }
+
+ /* Load the kernel. */
+ if (kernel_filename) {
+ palmte_binfo.kernel_filename = kernel_filename;
+ palmte_binfo.kernel_cmdline = kernel_cmdline;
+ palmte_binfo.initrd_filename = initrd_filename;
+ arm_load_kernel(mpu->cpu, &palmte_binfo);
+ }
+
+ /* FIXME: We shouldn't really be doing this here. The LCD controller
+ will set the size once configured, so this just sets an initial
+ size until the guest activates the display. */
+ ds->surface = qemu_resize_displaysurface(ds, 320, 320);
+ dpy_gfx_resize(ds);
+}
+
+static QEMUMachine palmte_machine = {
+ .name = "cheetah",
+ .desc = "Palm Tungsten|E aka. Cheetah PDA (OMAP310)",
+ .init = palmte_init,
+ DEFAULT_MACHINE_OPTIONS,
+};
+
+static void palmte_machine_init(void)
+{
+ qemu_register_machine(&palmte_machine);
+}
+
+machine_init(palmte_machine_init);
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