| /* |
| * 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 "sysemu/qtest.h" |
| #include "ui/console.h" |
| #include "hw/arm/omap.h" |
| #include "hw/boards.h" |
| #include "hw/arm/arm.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; |
| 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, NULL, "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], 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", |
| __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 && !qtest_enabled()) { |
| fprintf(stderr, "Kernel or ROM image must be specified\n"); |
| exit(1); |
| } |
| |
| /* Load the kernel. */ |
| 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); |
| } |
| |
| static QEMUMachine palmte_machine = { |
| .name = "cheetah", |
| .desc = "Palm Tungsten|E aka. Cheetah PDA (OMAP310)", |
| .init = palmte_init, |
| }; |
| |
| static void palmte_machine_init(void) |
| { |
| qemu_register_machine(&palmte_machine); |
| } |
| |
| machine_init(palmte_machine_init); |
