Merge tag 'ide-pull-request' of https://gitlab.com/jsnow/qemu into staging
[qemu.git] / hw / arm / palm.c
1 /*
2 * PalmOne's (TM) PDAs.
3 *
4 * Copyright (C) 2006-2007 Andrzej Zaborowski <balrog@zabor.org>
5 *
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.
10 *
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.
15 *
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/>.
18 */
19
20 #include "qemu/osdep.h"
21 #include "qapi/error.h"
22 #include "audio/audio.h"
23 #include "sysemu/sysemu.h"
24 #include "sysemu/qtest.h"
25 #include "ui/console.h"
26 #include "hw/arm/omap.h"
27 #include "hw/boards.h"
28 #include "hw/arm/boot.h"
29 #include "hw/input/tsc2xxx.h"
30 #include "hw/irq.h"
31 #include "hw/loader.h"
32 #include "cpu.h"
33 #include "qemu/cutils.h"
34 #include "qom/object.h"
35
36 static uint64_t static_read(void *opaque, hwaddr offset, unsigned size)
37 {
38 uint32_t *val = (uint32_t *)opaque;
39 uint32_t sizemask = 7 >> size;
40
41 return *val >> ((offset & sizemask) << 3);
42 }
43
44 static void static_write(void *opaque, hwaddr offset, uint64_t value,
45 unsigned size)
46 {
47 #ifdef SPY
48 printf("%s: value %08lx written at " PA_FMT "\n",
49 __func__, value, offset);
50 #endif
51 }
52
53 static const MemoryRegionOps static_ops = {
54 .read = static_read,
55 .write = static_write,
56 .valid.min_access_size = 1,
57 .valid.max_access_size = 4,
58 .endianness = DEVICE_NATIVE_ENDIAN,
59 };
60
61 /* Palm Tunsgten|E support */
62
63 /* Shared GPIOs */
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
79
80 static MouseTransformInfo palmte_pointercal = {
81 .x = 320,
82 .y = 320,
83 .a = { -5909, 8, 22465308, 104, 7644, -1219972, 65536 },
84 };
85
86 static void palmte_microwire_setup(struct omap_mpu_state_s *cpu)
87 {
88 uWireSlave *tsc;
89
90 tsc = tsc2102_init(qdev_get_gpio_in(cpu->gpio, PALMTE_PINTDAV_GPIO));
91
92 omap_uwire_attach(cpu->microwire, tsc, 0);
93 omap_mcbsp_i2s_attach(cpu->mcbsp1, tsc210x_codec(tsc));
94
95 tsc210x_set_transform(tsc, &palmte_pointercal);
96 }
97
98 static struct {
99 int row;
100 int column;
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 */
114 };
115
116 static void palmte_button_event(void *opaque, int keycode)
117 {
118 struct omap_mpu_state_s *cpu = (struct omap_mpu_state_s *) opaque;
119
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,
124 !(keycode & 0x80));
125 }
126
127 /*
128 * Encapsulation of some GPIO line behaviour for the Palm board
129 *
130 * QEMU interface:
131 * + unnamed GPIO inputs 0..6: for the various miscellaneous input lines
132 */
133
134 #define TYPE_PALM_MISC_GPIO "palm-misc-gpio"
135 OBJECT_DECLARE_SIMPLE_TYPE(PalmMiscGPIOState, PALM_MISC_GPIO)
136
137 struct PalmMiscGPIOState {
138 SysBusDevice parent_obj;
139 };
140
141 static void palmte_onoff_gpios(void *opaque, int line, int level)
142 {
143 switch (line) {
144 case 0:
145 printf("%s: current to MMC/SD card %sabled.\n",
146 __func__, level ? "dis" : "en");
147 break;
148 case 1:
149 printf("%s: internal speaker amplifier %s.\n",
150 __func__, level ? "down" : "on");
151 break;
152
153 /* These LCD & Audio output signals have not been identified yet. */
154 case 2:
155 case 3:
156 case 4:
157 printf("%s: LCD GPIO%i %s.\n",
158 __func__, line - 1, level ? "high" : "low");
159 break;
160 case 5:
161 case 6:
162 printf("%s: Audio GPIO%i %s.\n",
163 __func__, line - 4, level ? "high" : "low");
164 break;
165 }
166 }
167
168 static void palm_misc_gpio_init(Object *obj)
169 {
170 DeviceState *dev = DEVICE(obj);
171
172 qdev_init_gpio_in(dev, palmte_onoff_gpios, 7);
173 }
174
175 static const TypeInfo palm_misc_gpio_info = {
176 .name = TYPE_PALM_MISC_GPIO,
177 .parent = TYPE_SYS_BUS_DEVICE,
178 .instance_size = sizeof(PalmMiscGPIOState),
179 .instance_init = palm_misc_gpio_init,
180 /*
181 * No class init required: device has no internal state so does not
182 * need to set up reset or vmstate, and has no realize method.
183 */
184 };
185
186 static void palmte_gpio_setup(struct omap_mpu_state_s *cpu)
187 {
188 DeviceState *misc_gpio;
189
190 misc_gpio = sysbus_create_simple(TYPE_PALM_MISC_GPIO, -1, NULL);
191
192 omap_mmc_handlers(cpu->mmc,
193 qdev_get_gpio_in(cpu->gpio, PALMTE_MMC_WP_GPIO),
194 qemu_irq_invert(omap_mpuio_in_get(cpu->mpuio)
195 [PALMTE_MMC_SWITCH_GPIO]));
196
197 qdev_connect_gpio_out(cpu->gpio, PALMTE_MMC_POWER_GPIO,
198 qdev_get_gpio_in(misc_gpio, 0));
199 qdev_connect_gpio_out(cpu->gpio, PALMTE_SPEAKER_GPIO,
200 qdev_get_gpio_in(misc_gpio, 1));
201 qdev_connect_gpio_out(cpu->gpio, 11, qdev_get_gpio_in(misc_gpio, 2));
202 qdev_connect_gpio_out(cpu->gpio, 12, qdev_get_gpio_in(misc_gpio, 3));
203 qdev_connect_gpio_out(cpu->gpio, 13, qdev_get_gpio_in(misc_gpio, 4));
204 omap_mpuio_out_set(cpu->mpuio, 1, qdev_get_gpio_in(misc_gpio, 5));
205 omap_mpuio_out_set(cpu->mpuio, 3, qdev_get_gpio_in(misc_gpio, 6));
206
207 /* Reset some inputs to initial state. */
208 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_USBDETECT_GPIO));
209 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_USB_OR_DC_GPIO));
210 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, 4));
211 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_HEADPHONES_GPIO));
212 qemu_irq_lower(omap_mpuio_in_get(cpu->mpuio)[PALMTE_DC_GPIO]);
213 qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[6]);
214 qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[7]);
215 qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[11]);
216 }
217
218 static struct arm_boot_info palmte_binfo = {
219 .loader_start = OMAP_EMIFF_BASE,
220 .ram_size = 0x02000000,
221 .board_id = 0x331,
222 };
223
224 static void palmte_init(MachineState *machine)
225 {
226 MemoryRegion *address_space_mem = get_system_memory();
227 struct omap_mpu_state_s *mpu;
228 int flash_size = 0x00800000;
229 static uint32_t cs0val = 0xffffffff;
230 static uint32_t cs1val = 0x0000e1a0;
231 static uint32_t cs2val = 0x0000e1a0;
232 static uint32_t cs3val = 0xe1a0e1a0;
233 int rom_size, rom_loaded = 0;
234 MachineClass *mc = MACHINE_GET_CLASS(machine);
235 MemoryRegion *flash = g_new(MemoryRegion, 1);
236 MemoryRegion *cs = g_new(MemoryRegion, 4);
237
238 if (machine->ram_size != mc->default_ram_size) {
239 char *sz = size_to_str(mc->default_ram_size);
240 error_report("Invalid RAM size, should be %s", sz);
241 g_free(sz);
242 exit(EXIT_FAILURE);
243 }
244
245 memory_region_add_subregion(address_space_mem, OMAP_EMIFF_BASE,
246 machine->ram);
247
248 mpu = omap310_mpu_init(machine->ram, machine->cpu_type);
249
250 /* External Flash (EMIFS) */
251 memory_region_init_rom(flash, NULL, "palmte.flash", flash_size,
252 &error_fatal);
253 memory_region_add_subregion(address_space_mem, OMAP_CS0_BASE, flash);
254
255 memory_region_init_io(&cs[0], NULL, &static_ops, &cs0val, "palmte-cs0",
256 OMAP_CS0_SIZE - flash_size);
257 memory_region_add_subregion(address_space_mem, OMAP_CS0_BASE + flash_size,
258 &cs[0]);
259 memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val, "palmte-cs1",
260 OMAP_CS1_SIZE);
261 memory_region_add_subregion(address_space_mem, OMAP_CS1_BASE, &cs[1]);
262 memory_region_init_io(&cs[2], NULL, &static_ops, &cs2val, "palmte-cs2",
263 OMAP_CS2_SIZE);
264 memory_region_add_subregion(address_space_mem, OMAP_CS2_BASE, &cs[2]);
265 memory_region_init_io(&cs[3], NULL, &static_ops, &cs3val, "palmte-cs3",
266 OMAP_CS3_SIZE);
267 memory_region_add_subregion(address_space_mem, OMAP_CS3_BASE, &cs[3]);
268
269 palmte_microwire_setup(mpu);
270
271 qemu_add_kbd_event_handler(palmte_button_event, mpu);
272
273 palmte_gpio_setup(mpu);
274
275 /* Setup initial (reset) machine state */
276 if (nb_option_roms) {
277 rom_size = get_image_size(option_rom[0].name);
278 if (rom_size > flash_size) {
279 fprintf(stderr, "%s: ROM image too big (%x > %x)\n",
280 __func__, rom_size, flash_size);
281 rom_size = 0;
282 }
283 if (rom_size > 0) {
284 rom_size = load_image_targphys(option_rom[0].name, OMAP_CS0_BASE,
285 flash_size);
286 rom_loaded = 1;
287 }
288 if (rom_size < 0) {
289 fprintf(stderr, "%s: error loading '%s'\n",
290 __func__, option_rom[0].name);
291 }
292 }
293
294 if (!rom_loaded && !machine->kernel_filename && !qtest_enabled()) {
295 fprintf(stderr, "Kernel or ROM image must be specified\n");
296 exit(1);
297 }
298
299 /* Load the kernel. */
300 arm_load_kernel(mpu->cpu, machine, &palmte_binfo);
301 }
302
303 static void palmte_machine_init(MachineClass *mc)
304 {
305 mc->desc = "Palm Tungsten|E aka. Cheetah PDA (OMAP310)";
306 mc->init = palmte_init;
307 mc->ignore_memory_transaction_failures = true;
308 mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t");
309 mc->default_ram_size = 0x02000000;
310 mc->default_ram_id = "omap1.dram";
311 }
312
313 DEFINE_MACHINE("cheetah", palmte_machine_init)
314
315 static void palm_register_types(void)
316 {
317 type_register_static(&palm_misc_gpio_info);
318 }
319
320 type_init(palm_register_types)