/* * 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, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #include "hw.h" #include "audio/audio.h" #include "sysemu.h" #include "console.h" #include "omap.h" #include "boards.h" #include "arm-misc.h" #include "devices.h" static uint32_t static_readb(void *opaque, target_phys_addr_t offset) { uint32_t *val = (uint32_t *) opaque; return *val >> ((offset & 3) << 3); } static uint32_t static_readh(void *opaque, target_phys_addr_t offset) { uint32_t *val = (uint32_t *) opaque; return *val >> ((offset & 1) << 3); } static uint32_t static_readw(void *opaque, target_phys_addr_t offset) { uint32_t *val = (uint32_t *) opaque; return *val >> ((offset & 0) << 3); } static void static_write(void *opaque, target_phys_addr_t offset, uint32_t value) { #ifdef SPY printf("%s: value %08lx written at " PA_FMT "\n", __FUNCTION__, value, offset); #endif } static CPUReadMemoryFunc *static_readfn[] = { static_readb, static_readh, static_readw, }; static CPUWriteMemoryFunc *static_writefn[] = { static_write, static_write, static_write, }; /* 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 void palmte_microwire_setup(struct omap_mpu_state_s *cpu) { struct uwire_slave_s *tsc; AudioState *audio = 0; #ifdef HAS_AUDIO audio = AUD_init(); #endif tsc = tsc2102_init(omap_gpio_in_get(cpu->gpio)[PALMTE_PINTDAV_GPIO], audio); omap_uwire_attach(cpu->microwire, tsc, 0); omap_mcbsp_i2s_attach(cpu->mcbsp1, tsc210x_codec(tsc)); } 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, omap_gpio_in_get(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); omap_gpio_out_set(cpu->gpio, PALMTE_MMC_POWER_GPIO, misc_gpio[0]); omap_gpio_out_set(cpu->gpio, PALMTE_SPEAKER_GPIO, misc_gpio[1]); omap_gpio_out_set(cpu->gpio, 11, misc_gpio[2]); omap_gpio_out_set(cpu->gpio, 12, misc_gpio[3]); omap_gpio_out_set(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(omap_gpio_in_get(cpu->gpio)[PALMTE_USBDETECT_GPIO]); qemu_irq_lower(omap_gpio_in_get(cpu->gpio)[PALMTE_USB_OR_DC_GPIO]); qemu_irq_lower(omap_gpio_in_get(cpu->gpio)[4]); qemu_irq_lower(omap_gpio_in_get(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(int ram_size, int vga_ram_size, const char *boot_device, DisplayState *ds, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, const char *cpu_model) { struct omap_mpu_state_s *cpu; int flash_size = 0x00800000; int sdram_size = palmte_binfo.ram_size; int io; static uint32_t cs0val = 0xffffffff; static uint32_t cs1val = 0x0000e1a0; static uint32_t cs2val = 0x0000e1a0; static uint32_t cs3val = 0xe1a0e1a0; ram_addr_t phys_flash; int rom_size, rom_loaded = 0; if (ram_size < flash_size + sdram_size + OMAP15XX_SRAM_SIZE) { fprintf(stderr, "This architecture uses %i bytes of memory\n", flash_size + sdram_size + OMAP15XX_SRAM_SIZE); exit(1); } cpu = omap310_mpu_init(sdram_size, ds, cpu_model); /* External Flash (EMIFS) */ cpu_register_physical_memory(OMAP_CS0_BASE, flash_size, (phys_flash = qemu_ram_alloc(flash_size)) | IO_MEM_ROM); io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs0val); cpu_register_physical_memory(OMAP_CS0_BASE + flash_size, OMAP_CS0_SIZE - flash_size, io); io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs1val); cpu_register_physical_memory(OMAP_CS1_BASE, OMAP_CS1_SIZE, io); io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs2val); cpu_register_physical_memory(OMAP_CS2_BASE, OMAP_CS2_SIZE, io); io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs3val); cpu_register_physical_memory(OMAP_CS3_BASE, OMAP_CS3_SIZE, io); palmte_microwire_setup(cpu); qemu_add_kbd_event_handler(palmte_button_event, cpu); palmte_gpio_setup(cpu); /* Setup initial (reset) machine state */ if (nb_option_roms) { rom_size = get_image_size(option_rom[0]); if (rom_size > flash_size) fprintf(stderr, "%s: ROM image too big (%x > %x)\n", __FUNCTION__, rom_size, flash_size); else if (rom_size > 0 && load_image(option_rom[0], phys_ram_base + phys_flash) > 0) { rom_loaded = 1; cpu->env->regs[15] = 0x00000000; } else fprintf(stderr, "%s: error loading '%s'\n", __FUNCTION__, option_rom[0]); } if (!rom_loaded && !kernel_filename) { fprintf(stderr, "Kernel or ROM image must be specified\n"); exit(1); } /* Load the kernel. */ if (kernel_filename) { /* Start at bootloader. */ cpu->env->regs[15] = palmte_binfo.loader_start; palmte_binfo.kernel_filename = kernel_filename; palmte_binfo.kernel_cmdline = kernel_cmdline; palmte_binfo.initrd_filename = initrd_filename; arm_load_kernel(cpu->env, &palmte_binfo); } dpy_resize(ds, 320, 320); } QEMUMachine palmte_machine = { "cheetah", "Palm Tungsten|E aka. Cheetah PDA (OMAP310)", palmte_init, };