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/*
* 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
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* published by the Free Software Foundation; either version 2 or
* (at your option) version 3 of the License.
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*
* 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.
*
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* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "hw.h"
#include "audio/audio.h"
#include "sysemu.h"
#include "console.h"
#include "omap.h"
#include "boards.h"
#include "arm-misc.h"
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#include "devices.h"
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static uint32_t static_readb(void *opaque, target_phys_addr_t offset)
{
uint32_t *val = (uint32_t *) opaque;
return *val >> ((offset & 3) << 3);
}
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static uint32_t static_readh(void *opaque, target_phys_addr_t offset)
{
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uint32_t *val = (uint32_t *) opaque;
return *val >> ((offset & 1) << 3);
}
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static uint32_t static_readw(void *opaque, target_phys_addr_t offset)
{
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uint32_t *val = (uint32_t *) opaque;
return *val >> ((offset & 0) << 3);
}
static void static_write(void *opaque, target_phys_addr_t offset,
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uint32_t value)
{
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#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 */
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/* 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
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static struct mouse_transform_info_s palmte_pointercal = {
.x = 320,
.y = 320,
.a = { -5909, 8, 22465308, 104, 7644, -1219972, 65536 },
};
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static void palmte_microwire_setup(struct omap_mpu_state_s *cpu)
{
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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));
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tsc210x_set_transform(tsc, &palmte_pointercal);
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}
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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));
}
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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]);
}
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static struct arm_boot_info palmte_binfo = {
.loader_start = OMAP_EMIFF_BASE,
.ram_size = 0x02000000,
.board_id = 0x331,
};
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static void palmte_init(ram_addr_t ram_size, int vga_ram_size,
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const char *boot_device,
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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;
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int sdram_size = palmte_binfo.ram_size;
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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;
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DisplayState *ds = get_displaystate();
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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);
}
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cpu = omap310_mpu_init(sdram_size, cpu_model);
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/* 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);
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qemu_add_kbd_event_handler(palmte_button_event, cpu);
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palmte_gpio_setup(cpu);
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/* 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. */
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cpu->env->regs[15] = palmte_binfo.loader_start;
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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);
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}
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/* 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. */
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ds->surface = qemu_resize_displaysurface(ds->surface, 320, 320, 32, 4 * 320);
dpy_resize(ds);
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}
QEMUMachine palmte_machine = {
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.name = "cheetah",
.desc = "Palm Tungsten|E aka. Cheetah PDA (OMAP310)",
.init = palmte_init,
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.ram_require = (0x02000000 + 0x00800000 + OMAP15XX_SRAM_SIZE) |
RAMSIZE_FIXED,
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};
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