4 * Copyright (C) 2006-2007 Andrzej Zaborowski <balrog@zabor.org>
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; either version 2 or
9 * (at your option) version 3 of the License.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, see <http://www.gnu.org/licenses/>.
20 #include "qemu/osdep.h"
21 #include "qapi/error.h"
23 #include "audio/audio.h"
24 #include "sysemu/sysemu.h"
25 #include "sysemu/qtest.h"
26 #include "ui/console.h"
27 #include "hw/arm/omap.h"
28 #include "hw/boards.h"
29 #include "hw/arm/boot.h"
30 #include "hw/input/tsc2xxx.h"
32 #include "hw/loader.h"
33 #include "exec/address-spaces.h"
36 static uint64_t static_read(void *opaque
, hwaddr offset
, unsigned size
)
38 uint32_t *val
= (uint32_t *)opaque
;
39 uint32_t sizemask
= 7 >> size
;
41 return *val
>> ((offset
& sizemask
) << 3);
44 static void static_write(void *opaque
, hwaddr offset
, uint64_t value
,
48 printf("%s: value %08lx written at " PA_FMT
"\n",
49 __func__
, value
, offset
);
53 static const MemoryRegionOps static_ops
= {
55 .write
= static_write
,
56 .valid
.min_access_size
= 1,
57 .valid
.max_access_size
= 4,
58 .endianness
= DEVICE_NATIVE_ENDIAN
,
61 /* Palm Tunsgten|E support */
64 #define PALMTE_USBDETECT_GPIO 0
65 #define PALMTE_USB_OR_DC_GPIO 1
66 #define PALMTE_TSC_GPIO 4
67 #define PALMTE_PINTDAV_GPIO 6
68 #define PALMTE_MMC_WP_GPIO 8
69 #define PALMTE_MMC_POWER_GPIO 9
70 #define PALMTE_HDQ_GPIO 11
71 #define PALMTE_HEADPHONES_GPIO 14
72 #define PALMTE_SPEAKER_GPIO 15
73 /* MPU private GPIOs */
74 #define PALMTE_DC_GPIO 2
75 #define PALMTE_MMC_SWITCH_GPIO 4
76 #define PALMTE_MMC1_GPIO 6
77 #define PALMTE_MMC2_GPIO 7
78 #define PALMTE_MMC3_GPIO 11
80 static MouseTransformInfo palmte_pointercal
= {
83 .a
= { -5909, 8, 22465308, 104, 7644, -1219972, 65536 },
86 static void palmte_microwire_setup(struct omap_mpu_state_s
*cpu
)
90 tsc
= tsc2102_init(qdev_get_gpio_in(cpu
->gpio
, PALMTE_PINTDAV_GPIO
));
92 omap_uwire_attach(cpu
->microwire
, tsc
, 0);
93 omap_mcbsp_i2s_attach(cpu
->mcbsp1
, tsc210x_codec(tsc
));
95 tsc210x_set_transform(tsc
, &palmte_pointercal
);
101 } palmte_keymap
[0x80] = {
102 [0 ... 0x7f] = { -1, -1 },
103 [0x3b] = { 0, 0 }, /* F1 -> Calendar */
104 [0x3c] = { 1, 0 }, /* F2 -> Contacts */
105 [0x3d] = { 2, 0 }, /* F3 -> Tasks List */
106 [0x3e] = { 3, 0 }, /* F4 -> Note Pad */
107 [0x01] = { 4, 0 }, /* Esc -> Power */
108 [0x4b] = { 0, 1 }, /* Left */
109 [0x50] = { 1, 1 }, /* Down */
110 [0x48] = { 2, 1 }, /* Up */
111 [0x4d] = { 3, 1 }, /* Right */
112 [0x4c] = { 4, 1 }, /* Centre */
113 [0x39] = { 4, 1 }, /* Spc -> Centre */
116 static void palmte_button_event(void *opaque
, int keycode
)
118 struct omap_mpu_state_s
*cpu
= (struct omap_mpu_state_s
*) opaque
;
120 if (palmte_keymap
[keycode
& 0x7f].row
!= -1)
121 omap_mpuio_key(cpu
->mpuio
,
122 palmte_keymap
[keycode
& 0x7f].row
,
123 palmte_keymap
[keycode
& 0x7f].column
,
127 static void palmte_onoff_gpios(void *opaque
, int line
, int level
)
131 printf("%s: current to MMC/SD card %sabled.\n",
132 __func__
, level
? "dis" : "en");
135 printf("%s: internal speaker amplifier %s.\n",
136 __func__
, level
? "down" : "on");
139 /* These LCD & Audio output signals have not been identified yet. */
143 printf("%s: LCD GPIO%i %s.\n",
144 __func__
, line
- 1, level
? "high" : "low");
148 printf("%s: Audio GPIO%i %s.\n",
149 __func__
, line
- 4, level
? "high" : "low");
154 static void palmte_gpio_setup(struct omap_mpu_state_s
*cpu
)
158 omap_mmc_handlers(cpu
->mmc
,
159 qdev_get_gpio_in(cpu
->gpio
, PALMTE_MMC_WP_GPIO
),
160 qemu_irq_invert(omap_mpuio_in_get(cpu
->mpuio
)
161 [PALMTE_MMC_SWITCH_GPIO
]));
163 misc_gpio
= qemu_allocate_irqs(palmte_onoff_gpios
, cpu
, 7);
164 qdev_connect_gpio_out(cpu
->gpio
, PALMTE_MMC_POWER_GPIO
, misc_gpio
[0]);
165 qdev_connect_gpio_out(cpu
->gpio
, PALMTE_SPEAKER_GPIO
, misc_gpio
[1]);
166 qdev_connect_gpio_out(cpu
->gpio
, 11, misc_gpio
[2]);
167 qdev_connect_gpio_out(cpu
->gpio
, 12, misc_gpio
[3]);
168 qdev_connect_gpio_out(cpu
->gpio
, 13, misc_gpio
[4]);
169 omap_mpuio_out_set(cpu
->mpuio
, 1, misc_gpio
[5]);
170 omap_mpuio_out_set(cpu
->mpuio
, 3, misc_gpio
[6]);
172 /* Reset some inputs to initial state. */
173 qemu_irq_lower(qdev_get_gpio_in(cpu
->gpio
, PALMTE_USBDETECT_GPIO
));
174 qemu_irq_lower(qdev_get_gpio_in(cpu
->gpio
, PALMTE_USB_OR_DC_GPIO
));
175 qemu_irq_lower(qdev_get_gpio_in(cpu
->gpio
, 4));
176 qemu_irq_lower(qdev_get_gpio_in(cpu
->gpio
, PALMTE_HEADPHONES_GPIO
));
177 qemu_irq_lower(omap_mpuio_in_get(cpu
->mpuio
)[PALMTE_DC_GPIO
]);
178 qemu_irq_raise(omap_mpuio_in_get(cpu
->mpuio
)[6]);
179 qemu_irq_raise(omap_mpuio_in_get(cpu
->mpuio
)[7]);
180 qemu_irq_raise(omap_mpuio_in_get(cpu
->mpuio
)[11]);
183 static struct arm_boot_info palmte_binfo
= {
184 .loader_start
= OMAP_EMIFF_BASE
,
185 .ram_size
= 0x02000000,
189 static void palmte_init(MachineState
*machine
)
191 const char *kernel_filename
= machine
->kernel_filename
;
192 const char *kernel_cmdline
= machine
->kernel_cmdline
;
193 const char *initrd_filename
= machine
->initrd_filename
;
194 MemoryRegion
*address_space_mem
= get_system_memory();
195 struct omap_mpu_state_s
*mpu
;
196 int flash_size
= 0x00800000;
197 int sdram_size
= palmte_binfo
.ram_size
;
198 static uint32_t cs0val
= 0xffffffff;
199 static uint32_t cs1val
= 0x0000e1a0;
200 static uint32_t cs2val
= 0x0000e1a0;
201 static uint32_t cs3val
= 0xe1a0e1a0;
202 int rom_size
, rom_loaded
= 0;
203 MemoryRegion
*flash
= g_new(MemoryRegion
, 1);
204 MemoryRegion
*cs
= g_new(MemoryRegion
, 4);
206 mpu
= omap310_mpu_init(address_space_mem
, sdram_size
, machine
->cpu_type
);
208 /* External Flash (EMIFS) */
209 memory_region_init_ram(flash
, NULL
, "palmte.flash", flash_size
,
211 memory_region_set_readonly(flash
, true);
212 memory_region_add_subregion(address_space_mem
, OMAP_CS0_BASE
, flash
);
214 memory_region_init_io(&cs
[0], NULL
, &static_ops
, &cs0val
, "palmte-cs0",
215 OMAP_CS0_SIZE
- flash_size
);
216 memory_region_add_subregion(address_space_mem
, OMAP_CS0_BASE
+ flash_size
,
218 memory_region_init_io(&cs
[1], NULL
, &static_ops
, &cs1val
, "palmte-cs1",
220 memory_region_add_subregion(address_space_mem
, OMAP_CS1_BASE
, &cs
[1]);
221 memory_region_init_io(&cs
[2], NULL
, &static_ops
, &cs2val
, "palmte-cs2",
223 memory_region_add_subregion(address_space_mem
, OMAP_CS2_BASE
, &cs
[2]);
224 memory_region_init_io(&cs
[3], NULL
, &static_ops
, &cs3val
, "palmte-cs3",
226 memory_region_add_subregion(address_space_mem
, OMAP_CS3_BASE
, &cs
[3]);
228 palmte_microwire_setup(mpu
);
230 qemu_add_kbd_event_handler(palmte_button_event
, mpu
);
232 palmte_gpio_setup(mpu
);
234 /* Setup initial (reset) machine state */
235 if (nb_option_roms
) {
236 rom_size
= get_image_size(option_rom
[0].name
);
237 if (rom_size
> flash_size
) {
238 fprintf(stderr
, "%s: ROM image too big (%x > %x)\n",
239 __func__
, rom_size
, flash_size
);
243 rom_size
= load_image_targphys(option_rom
[0].name
, OMAP_CS0_BASE
,
248 fprintf(stderr
, "%s: error loading '%s'\n",
249 __func__
, option_rom
[0].name
);
253 if (!rom_loaded
&& !kernel_filename
&& !qtest_enabled()) {
254 fprintf(stderr
, "Kernel or ROM image must be specified\n");
258 /* Load the kernel. */
259 palmte_binfo
.kernel_filename
= kernel_filename
;
260 palmte_binfo
.kernel_cmdline
= kernel_cmdline
;
261 palmte_binfo
.initrd_filename
= initrd_filename
;
262 arm_load_kernel(mpu
->cpu
, &palmte_binfo
);
265 static void palmte_machine_init(MachineClass
*mc
)
267 mc
->desc
= "Palm Tungsten|E aka. Cheetah PDA (OMAP310)";
268 mc
->init
= palmte_init
;
269 mc
->ignore_memory_transaction_failures
= true;
270 mc
->default_cpu_type
= ARM_CPU_TYPE_NAME("ti925t");
273 DEFINE_MACHINE("cheetah", palmte_machine_init
)