/* * PalmOne's (TM) PDAs. * * Copyright (C) 2006-2007 Andrzej Zaborowski * * 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 . */ #include "qemu/osdep.h" #include "qapi/error.h" #include "audio/audio.h" #include "sysemu/sysemu.h" #include "sysemu/qtest.h" #include "ui/console.h" #include "hw/arm/omap.h" #include "hw/boards.h" #include "hw/arm/boot.h" #include "hw/input/tsc2xxx.h" #include "hw/irq.h" #include "hw/loader.h" #include "exec/address-spaces.h" #include "cpu.h" #include "qemu/cutils.h" #include "qom/object.h" static uint64_t static_read(void *opaque, hwaddr offset, unsigned size) { uint32_t *val = (uint32_t *)opaque; uint32_t sizemask = 7 >> size; return *val >> ((offset & sizemask) << 3); } static void static_write(void *opaque, hwaddr offset, uint64_t value, unsigned size) { #ifdef SPY printf("%s: value %08lx written at " PA_FMT "\n", __func__, value, offset); #endif } static const MemoryRegionOps static_ops = { .read = static_read, .write = static_write, .valid.min_access_size = 1, .valid.max_access_size = 4, .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)); } /* * Encapsulation of some GPIO line behaviour for the Palm board * * QEMU interface: * + unnamed GPIO inputs 0..6: for the various miscellaneous input lines */ #define TYPE_PALM_MISC_GPIO "palm-misc-gpio" typedef struct PalmMiscGPIOState PalmMiscGPIOState; DECLARE_INSTANCE_CHECKER(PalmMiscGPIOState, PALM_MISC_GPIO, TYPE_PALM_MISC_GPIO) struct PalmMiscGPIOState { SysBusDevice parent_obj; }; static void palmte_onoff_gpios(void *opaque, int line, int level) { switch (line) { case 0: printf("%s: current to MMC/SD card %sabled.\n", __func__, level ? "dis" : "en"); break; case 1: printf("%s: internal speaker amplifier %s.\n", __func__, 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", __func__, line - 1, level ? "high" : "low"); break; case 5: case 6: printf("%s: Audio GPIO%i %s.\n", __func__, line - 4, level ? "high" : "low"); break; } } static void palm_misc_gpio_init(Object *obj) { DeviceState *dev = DEVICE(obj); qdev_init_gpio_in(dev, palmte_onoff_gpios, 7); } static const TypeInfo palm_misc_gpio_info = { .name = TYPE_PALM_MISC_GPIO, .parent = TYPE_SYS_BUS_DEVICE, .instance_size = sizeof(PalmMiscGPIOState), .instance_init = palm_misc_gpio_init, /* * No class init required: device has no internal state so does not * need to set up reset or vmstate, and has no realize method. */ }; static void palmte_gpio_setup(struct omap_mpu_state_s *cpu) { DeviceState *misc_gpio; misc_gpio = sysbus_create_simple(TYPE_PALM_MISC_GPIO, -1, NULL); 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])); qdev_connect_gpio_out(cpu->gpio, PALMTE_MMC_POWER_GPIO, qdev_get_gpio_in(misc_gpio, 0)); qdev_connect_gpio_out(cpu->gpio, PALMTE_SPEAKER_GPIO, qdev_get_gpio_in(misc_gpio, 1)); qdev_connect_gpio_out(cpu->gpio, 11, qdev_get_gpio_in(misc_gpio, 2)); qdev_connect_gpio_out(cpu->gpio, 12, qdev_get_gpio_in(misc_gpio, 3)); qdev_connect_gpio_out(cpu->gpio, 13, qdev_get_gpio_in(misc_gpio, 4)); omap_mpuio_out_set(cpu->mpuio, 1, qdev_get_gpio_in(misc_gpio, 5)); omap_mpuio_out_set(cpu->mpuio, 3, qdev_get_gpio_in(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(MachineState *machine) { MemoryRegion *address_space_mem = get_system_memory(); struct omap_mpu_state_s *mpu; int flash_size = 0x00800000; 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; MachineClass *mc = MACHINE_GET_CLASS(machine); MemoryRegion *flash = g_new(MemoryRegion, 1); MemoryRegion *cs = g_new(MemoryRegion, 4); if (machine->ram_size != mc->default_ram_size) { char *sz = size_to_str(mc->default_ram_size); error_report("Invalid RAM size, should be %s", sz); g_free(sz); exit(EXIT_FAILURE); } memory_region_add_subregion(address_space_mem, OMAP_EMIFF_BASE, machine->ram); mpu = omap310_mpu_init(machine->ram, machine->cpu_type); /* External Flash (EMIFS) */ memory_region_init_rom(flash, NULL, "palmte.flash", flash_size, &error_fatal); memory_region_add_subregion(address_space_mem, OMAP_CS0_BASE, flash); memory_region_init_io(&cs[0], NULL, &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], NULL, &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], NULL, &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], NULL, &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", __func__, 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", __func__, option_rom[0].name); } } if (!rom_loaded && !machine->kernel_filename && !qtest_enabled()) { fprintf(stderr, "Kernel or ROM image must be specified\n"); exit(1); } /* Load the kernel. */ arm_load_kernel(mpu->cpu, machine, &palmte_binfo); } static void palmte_machine_init(MachineClass *mc) { mc->desc = "Palm Tungsten|E aka. Cheetah PDA (OMAP310)"; mc->init = palmte_init; mc->ignore_memory_transaction_failures = true; mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t"); mc->default_ram_size = 0x02000000; mc->default_ram_id = "omap1.dram"; } DEFINE_MACHINE("cheetah", palmte_machine_init) static void palm_register_types(void) { type_register_static(&palm_misc_gpio_info); } type_init(palm_register_types)