raspi: fix SD card with recent sdhci changes
[qemu/cris-port.git] / hw / arm / palm.c
blobcae0a46561bedab7ec05369d92e237c5785fc2bb
1 /*
2 * PalmOne's (TM) PDAs.
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/>.
19 #include "qemu/osdep.h"
20 #include "hw/hw.h"
21 #include "audio/audio.h"
22 #include "sysemu/sysemu.h"
23 #include "sysemu/qtest.h"
24 #include "ui/console.h"
25 #include "hw/arm/omap.h"
26 #include "hw/boards.h"
27 #include "hw/arm/arm.h"
28 #include "hw/devices.h"
29 #include "hw/loader.h"
30 #include "exec/address-spaces.h"
32 static uint32_t static_readb(void *opaque, hwaddr offset)
34 uint32_t *val = (uint32_t *) opaque;
35 return *val >> ((offset & 3) << 3);
38 static uint32_t static_readh(void *opaque, hwaddr offset)
40 uint32_t *val = (uint32_t *) opaque;
41 return *val >> ((offset & 1) << 3);
44 static uint32_t static_readw(void *opaque, hwaddr offset)
46 uint32_t *val = (uint32_t *) opaque;
47 return *val >> ((offset & 0) << 3);
50 static void static_write(void *opaque, hwaddr offset,
51 uint32_t value)
53 #ifdef SPY
54 printf("%s: value %08lx written at " PA_FMT "\n",
55 __FUNCTION__, value, offset);
56 #endif
59 static const MemoryRegionOps static_ops = {
60 .old_mmio = {
61 .read = { static_readb, static_readh, static_readw, },
62 .write = { static_write, static_write, static_write, },
64 .endianness = DEVICE_NATIVE_ENDIAN,
67 /* Palm Tunsgten|E support */
69 /* Shared GPIOs */
70 #define PALMTE_USBDETECT_GPIO 0
71 #define PALMTE_USB_OR_DC_GPIO 1
72 #define PALMTE_TSC_GPIO 4
73 #define PALMTE_PINTDAV_GPIO 6
74 #define PALMTE_MMC_WP_GPIO 8
75 #define PALMTE_MMC_POWER_GPIO 9
76 #define PALMTE_HDQ_GPIO 11
77 #define PALMTE_HEADPHONES_GPIO 14
78 #define PALMTE_SPEAKER_GPIO 15
79 /* MPU private GPIOs */
80 #define PALMTE_DC_GPIO 2
81 #define PALMTE_MMC_SWITCH_GPIO 4
82 #define PALMTE_MMC1_GPIO 6
83 #define PALMTE_MMC2_GPIO 7
84 #define PALMTE_MMC3_GPIO 11
86 static MouseTransformInfo palmte_pointercal = {
87 .x = 320,
88 .y = 320,
89 .a = { -5909, 8, 22465308, 104, 7644, -1219972, 65536 },
92 static void palmte_microwire_setup(struct omap_mpu_state_s *cpu)
94 uWireSlave *tsc;
96 tsc = tsc2102_init(qdev_get_gpio_in(cpu->gpio, PALMTE_PINTDAV_GPIO));
98 omap_uwire_attach(cpu->microwire, tsc, 0);
99 omap_mcbsp_i2s_attach(cpu->mcbsp1, tsc210x_codec(tsc));
101 tsc210x_set_transform(tsc, &palmte_pointercal);
104 static struct {
105 int row;
106 int column;
107 } palmte_keymap[0x80] = {
108 [0 ... 0x7f] = { -1, -1 },
109 [0x3b] = { 0, 0 }, /* F1 -> Calendar */
110 [0x3c] = { 1, 0 }, /* F2 -> Contacts */
111 [0x3d] = { 2, 0 }, /* F3 -> Tasks List */
112 [0x3e] = { 3, 0 }, /* F4 -> Note Pad */
113 [0x01] = { 4, 0 }, /* Esc -> Power */
114 [0x4b] = { 0, 1 }, /* Left */
115 [0x50] = { 1, 1 }, /* Down */
116 [0x48] = { 2, 1 }, /* Up */
117 [0x4d] = { 3, 1 }, /* Right */
118 [0x4c] = { 4, 1 }, /* Centre */
119 [0x39] = { 4, 1 }, /* Spc -> Centre */
122 static void palmte_button_event(void *opaque, int keycode)
124 struct omap_mpu_state_s *cpu = (struct omap_mpu_state_s *) opaque;
126 if (palmte_keymap[keycode & 0x7f].row != -1)
127 omap_mpuio_key(cpu->mpuio,
128 palmte_keymap[keycode & 0x7f].row,
129 palmte_keymap[keycode & 0x7f].column,
130 !(keycode & 0x80));
133 static void palmte_onoff_gpios(void *opaque, int line, int level)
135 switch (line) {
136 case 0:
137 printf("%s: current to MMC/SD card %sabled.\n",
138 __FUNCTION__, level ? "dis" : "en");
139 break;
140 case 1:
141 printf("%s: internal speaker amplifier %s.\n",
142 __FUNCTION__, level ? "down" : "on");
143 break;
145 /* These LCD & Audio output signals have not been identified yet. */
146 case 2:
147 case 3:
148 case 4:
149 printf("%s: LCD GPIO%i %s.\n",
150 __FUNCTION__, line - 1, level ? "high" : "low");
151 break;
152 case 5:
153 case 6:
154 printf("%s: Audio GPIO%i %s.\n",
155 __FUNCTION__, line - 4, level ? "high" : "low");
156 break;
160 static void palmte_gpio_setup(struct omap_mpu_state_s *cpu)
162 qemu_irq *misc_gpio;
164 omap_mmc_handlers(cpu->mmc,
165 qdev_get_gpio_in(cpu->gpio, PALMTE_MMC_WP_GPIO),
166 qemu_irq_invert(omap_mpuio_in_get(cpu->mpuio)
167 [PALMTE_MMC_SWITCH_GPIO]));
169 misc_gpio = qemu_allocate_irqs(palmte_onoff_gpios, cpu, 7);
170 qdev_connect_gpio_out(cpu->gpio, PALMTE_MMC_POWER_GPIO, misc_gpio[0]);
171 qdev_connect_gpio_out(cpu->gpio, PALMTE_SPEAKER_GPIO, misc_gpio[1]);
172 qdev_connect_gpio_out(cpu->gpio, 11, misc_gpio[2]);
173 qdev_connect_gpio_out(cpu->gpio, 12, misc_gpio[3]);
174 qdev_connect_gpio_out(cpu->gpio, 13, misc_gpio[4]);
175 omap_mpuio_out_set(cpu->mpuio, 1, misc_gpio[5]);
176 omap_mpuio_out_set(cpu->mpuio, 3, misc_gpio[6]);
178 /* Reset some inputs to initial state. */
179 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_USBDETECT_GPIO));
180 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_USB_OR_DC_GPIO));
181 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, 4));
182 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_HEADPHONES_GPIO));
183 qemu_irq_lower(omap_mpuio_in_get(cpu->mpuio)[PALMTE_DC_GPIO]);
184 qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[6]);
185 qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[7]);
186 qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[11]);
189 static struct arm_boot_info palmte_binfo = {
190 .loader_start = OMAP_EMIFF_BASE,
191 .ram_size = 0x02000000,
192 .board_id = 0x331,
195 static void palmte_init(MachineState *machine)
197 const char *cpu_model = machine->cpu_model;
198 const char *kernel_filename = machine->kernel_filename;
199 const char *kernel_cmdline = machine->kernel_cmdline;
200 const char *initrd_filename = machine->initrd_filename;
201 MemoryRegion *address_space_mem = get_system_memory();
202 struct omap_mpu_state_s *mpu;
203 int flash_size = 0x00800000;
204 int sdram_size = palmte_binfo.ram_size;
205 static uint32_t cs0val = 0xffffffff;
206 static uint32_t cs1val = 0x0000e1a0;
207 static uint32_t cs2val = 0x0000e1a0;
208 static uint32_t cs3val = 0xe1a0e1a0;
209 int rom_size, rom_loaded = 0;
210 MemoryRegion *flash = g_new(MemoryRegion, 1);
211 MemoryRegion *cs = g_new(MemoryRegion, 4);
213 mpu = omap310_mpu_init(address_space_mem, sdram_size, cpu_model);
215 /* External Flash (EMIFS) */
216 memory_region_init_ram(flash, NULL, "palmte.flash", flash_size,
217 &error_fatal);
218 vmstate_register_ram_global(flash);
219 memory_region_set_readonly(flash, true);
220 memory_region_add_subregion(address_space_mem, OMAP_CS0_BASE, flash);
222 memory_region_init_io(&cs[0], NULL, &static_ops, &cs0val, "palmte-cs0",
223 OMAP_CS0_SIZE - flash_size);
224 memory_region_add_subregion(address_space_mem, OMAP_CS0_BASE + flash_size,
225 &cs[0]);
226 memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val, "palmte-cs1",
227 OMAP_CS1_SIZE);
228 memory_region_add_subregion(address_space_mem, OMAP_CS1_BASE, &cs[1]);
229 memory_region_init_io(&cs[2], NULL, &static_ops, &cs2val, "palmte-cs2",
230 OMAP_CS2_SIZE);
231 memory_region_add_subregion(address_space_mem, OMAP_CS2_BASE, &cs[2]);
232 memory_region_init_io(&cs[3], NULL, &static_ops, &cs3val, "palmte-cs3",
233 OMAP_CS3_SIZE);
234 memory_region_add_subregion(address_space_mem, OMAP_CS3_BASE, &cs[3]);
236 palmte_microwire_setup(mpu);
238 qemu_add_kbd_event_handler(palmte_button_event, mpu);
240 palmte_gpio_setup(mpu);
242 /* Setup initial (reset) machine state */
243 if (nb_option_roms) {
244 rom_size = get_image_size(option_rom[0].name);
245 if (rom_size > flash_size) {
246 fprintf(stderr, "%s: ROM image too big (%x > %x)\n",
247 __FUNCTION__, rom_size, flash_size);
248 rom_size = 0;
250 if (rom_size > 0) {
251 rom_size = load_image_targphys(option_rom[0].name, OMAP_CS0_BASE,
252 flash_size);
253 rom_loaded = 1;
255 if (rom_size < 0) {
256 fprintf(stderr, "%s: error loading '%s'\n",
257 __FUNCTION__, option_rom[0].name);
261 if (!rom_loaded && !kernel_filename && !qtest_enabled()) {
262 fprintf(stderr, "Kernel or ROM image must be specified\n");
263 exit(1);
266 /* Load the kernel. */
267 palmte_binfo.kernel_filename = kernel_filename;
268 palmte_binfo.kernel_cmdline = kernel_cmdline;
269 palmte_binfo.initrd_filename = initrd_filename;
270 arm_load_kernel(mpu->cpu, &palmte_binfo);
273 static void palmte_machine_init(MachineClass *mc)
275 mc->desc = "Palm Tungsten|E aka. Cheetah PDA (OMAP310)";
276 mc->init = palmte_init;
279 DEFINE_MACHINE("cheetah", palmte_machine_init)