xen/Makefile.objs: simplify
[qemu/ar7.git] / hw / arm / tosa.c
blob02814d7aba55b78a8a9a2e6d23b59c084c04ddd9
1 /* vim:set shiftwidth=4 ts=4 et: */
2 /*
3 * PXA255 Sharp Zaurus SL-6000 PDA platform
5 * Copyright (c) 2008 Dmitry Baryshkov
7 * Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
8 * This code is licensed under the GNU GPL v2.
10 * Contributions after 2012-01-13 are licensed under the terms of the
11 * GNU GPL, version 2 or (at your option) any later version.
14 #include "hw/hw.h"
15 #include "hw/arm/pxa.h"
16 #include "hw/arm/arm.h"
17 #include "hw/devices.h"
18 #include "hw/arm/sharpsl.h"
19 #include "hw/pcmcia.h"
20 #include "hw/boards.h"
21 #include "hw/i2c/i2c.h"
22 #include "hw/ssi.h"
23 #include "sysemu/block-backend.h"
24 #include "hw/sysbus.h"
25 #include "exec/address-spaces.h"
27 #define TOSA_RAM 0x04000000
28 #define TOSA_ROM 0x00800000
30 #define TOSA_GPIO_USB_IN (5)
31 #define TOSA_GPIO_nSD_DETECT (9)
32 #define TOSA_GPIO_ON_RESET (19)
33 #define TOSA_GPIO_CF_IRQ (21) /* CF slot0 Ready */
34 #define TOSA_GPIO_CF_CD (13)
35 #define TOSA_GPIO_TC6393XB_INT (15)
36 #define TOSA_GPIO_JC_CF_IRQ (36) /* CF slot1 Ready */
38 #define TOSA_SCOOP_GPIO_BASE 1
39 #define TOSA_GPIO_IR_POWERDWN (TOSA_SCOOP_GPIO_BASE + 2)
40 #define TOSA_GPIO_SD_WP (TOSA_SCOOP_GPIO_BASE + 3)
41 #define TOSA_GPIO_PWR_ON (TOSA_SCOOP_GPIO_BASE + 4)
43 #define TOSA_SCOOP_JC_GPIO_BASE 1
44 #define TOSA_GPIO_BT_LED (TOSA_SCOOP_JC_GPIO_BASE + 0)
45 #define TOSA_GPIO_NOTE_LED (TOSA_SCOOP_JC_GPIO_BASE + 1)
46 #define TOSA_GPIO_CHRG_ERR_LED (TOSA_SCOOP_JC_GPIO_BASE + 2)
47 #define TOSA_GPIO_TC6393XB_L3V_ON (TOSA_SCOOP_JC_GPIO_BASE + 5)
48 #define TOSA_GPIO_WLAN_LED (TOSA_SCOOP_JC_GPIO_BASE + 7)
50 #define DAC_BASE 0x4e
51 #define DAC_CH1 0
52 #define DAC_CH2 1
54 static void tosa_microdrive_attach(PXA2xxState *cpu)
56 PCMCIACardState *md;
57 DriveInfo *dinfo;
59 dinfo = drive_get(IF_IDE, 0, 0);
60 if (!dinfo || dinfo->media_cd)
61 return;
62 md = dscm1xxxx_init(dinfo);
63 pxa2xx_pcmcia_attach(cpu->pcmcia[0], md);
66 static void tosa_out_switch(void *opaque, int line, int level)
68 switch (line) {
69 case 0:
70 fprintf(stderr, "blue LED %s.\n", level ? "on" : "off");
71 break;
72 case 1:
73 fprintf(stderr, "green LED %s.\n", level ? "on" : "off");
74 break;
75 case 2:
76 fprintf(stderr, "amber LED %s.\n", level ? "on" : "off");
77 break;
78 case 3:
79 fprintf(stderr, "wlan LED %s.\n", level ? "on" : "off");
80 break;
81 default:
82 fprintf(stderr, "Uhandled out event: %d = %d\n", line, level);
83 break;
88 static void tosa_gpio_setup(PXA2xxState *cpu,
89 DeviceState *scp0,
90 DeviceState *scp1,
91 TC6393xbState *tmio)
93 qemu_irq *outsignals = qemu_allocate_irqs(tosa_out_switch, cpu, 4);
94 /* MMC/SD host */
95 pxa2xx_mmci_handlers(cpu->mmc,
96 qdev_get_gpio_in(scp0, TOSA_GPIO_SD_WP),
97 qemu_irq_invert(qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_nSD_DETECT)));
99 /* Handle reset */
100 qdev_connect_gpio_out(cpu->gpio, TOSA_GPIO_ON_RESET, cpu->reset);
102 /* PCMCIA signals: card's IRQ and Card-Detect */
103 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
104 qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_CF_IRQ),
105 qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_CF_CD));
107 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
108 qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_JC_CF_IRQ),
109 NULL);
111 qdev_connect_gpio_out(scp1, TOSA_GPIO_BT_LED, outsignals[0]);
112 qdev_connect_gpio_out(scp1, TOSA_GPIO_NOTE_LED, outsignals[1]);
113 qdev_connect_gpio_out(scp1, TOSA_GPIO_CHRG_ERR_LED, outsignals[2]);
114 qdev_connect_gpio_out(scp1, TOSA_GPIO_WLAN_LED, outsignals[3]);
116 qdev_connect_gpio_out(scp1, TOSA_GPIO_TC6393XB_L3V_ON, tc6393xb_l3v_get(tmio));
118 /* UDC Vbus */
119 qemu_irq_raise(qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_USB_IN));
122 static uint32_t tosa_ssp_tansfer(SSISlave *dev, uint32_t value)
124 fprintf(stderr, "TG: %d %02x\n", value >> 5, value & 0x1f);
125 return 0;
128 static int tosa_ssp_init(SSISlave *dev)
130 /* Nothing to do. */
131 return 0;
134 #define TYPE_TOSA_DAC "tosa_dac"
135 #define TOSA_DAC(obj) OBJECT_CHECK(TosaDACState, (obj), TYPE_TOSA_DAC)
137 typedef struct {
138 I2CSlave parent_obj;
140 int len;
141 char buf[3];
142 } TosaDACState;
144 static int tosa_dac_send(I2CSlave *i2c, uint8_t data)
146 TosaDACState *s = TOSA_DAC(i2c);
148 s->buf[s->len] = data;
149 if (s->len ++ > 2) {
150 #ifdef VERBOSE
151 fprintf(stderr, "%s: message too long (%i bytes)\n", __FUNCTION__, s->len);
152 #endif
153 return 1;
156 if (s->len == 2) {
157 fprintf(stderr, "dac: channel %d value 0x%02x\n",
158 s->buf[0], s->buf[1]);
161 return 0;
164 static void tosa_dac_event(I2CSlave *i2c, enum i2c_event event)
166 TosaDACState *s = TOSA_DAC(i2c);
168 s->len = 0;
169 switch (event) {
170 case I2C_START_SEND:
171 break;
172 case I2C_START_RECV:
173 printf("%s: recv not supported!!!\n", __FUNCTION__);
174 break;
175 case I2C_FINISH:
176 #ifdef VERBOSE
177 if (s->len < 2)
178 printf("%s: message too short (%i bytes)\n", __FUNCTION__, s->len);
179 if (s->len > 2)
180 printf("%s: message too long\n", __FUNCTION__);
181 #endif
182 break;
183 default:
184 break;
188 static int tosa_dac_recv(I2CSlave *s)
190 printf("%s: recv not supported!!!\n", __FUNCTION__);
191 return -1;
194 static int tosa_dac_init(I2CSlave *i2c)
196 /* Nothing to do. */
197 return 0;
200 static void tosa_tg_init(PXA2xxState *cpu)
202 I2CBus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
203 i2c_create_slave(bus, TYPE_TOSA_DAC, DAC_BASE);
204 ssi_create_slave(cpu->ssp[1], "tosa-ssp");
208 static struct arm_boot_info tosa_binfo = {
209 .loader_start = PXA2XX_SDRAM_BASE,
210 .ram_size = 0x04000000,
213 static void tosa_init(MachineState *machine)
215 const char *cpu_model = machine->cpu_model;
216 const char *kernel_filename = machine->kernel_filename;
217 const char *kernel_cmdline = machine->kernel_cmdline;
218 const char *initrd_filename = machine->initrd_filename;
219 MemoryRegion *address_space_mem = get_system_memory();
220 MemoryRegion *rom = g_new(MemoryRegion, 1);
221 PXA2xxState *mpu;
222 TC6393xbState *tmio;
223 DeviceState *scp0, *scp1;
225 if (!cpu_model)
226 cpu_model = "pxa255";
228 mpu = pxa255_init(address_space_mem, tosa_binfo.ram_size);
230 memory_region_init_ram(rom, NULL, "tosa.rom", TOSA_ROM, &error_fatal);
231 vmstate_register_ram_global(rom);
232 memory_region_set_readonly(rom, true);
233 memory_region_add_subregion(address_space_mem, 0, rom);
235 tmio = tc6393xb_init(address_space_mem, 0x10000000,
236 qdev_get_gpio_in(mpu->gpio, TOSA_GPIO_TC6393XB_INT));
238 scp0 = sysbus_create_simple("scoop", 0x08800000, NULL);
239 scp1 = sysbus_create_simple("scoop", 0x14800040, NULL);
241 tosa_gpio_setup(mpu, scp0, scp1, tmio);
243 tosa_microdrive_attach(mpu);
245 tosa_tg_init(mpu);
247 tosa_binfo.kernel_filename = kernel_filename;
248 tosa_binfo.kernel_cmdline = kernel_cmdline;
249 tosa_binfo.initrd_filename = initrd_filename;
250 tosa_binfo.board_id = 0x208;
251 arm_load_kernel(mpu->cpu, &tosa_binfo);
252 sl_bootparam_write(SL_PXA_PARAM_BASE);
255 static void tosapda_machine_init(MachineClass *mc)
257 mc->desc = "Sharp SL-6000 (Tosa) PDA (PXA255)";
258 mc->init = tosa_init;
261 DEFINE_MACHINE("tosa", tosapda_machine_init)
263 static void tosa_dac_class_init(ObjectClass *klass, void *data)
265 I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
267 k->init = tosa_dac_init;
268 k->event = tosa_dac_event;
269 k->recv = tosa_dac_recv;
270 k->send = tosa_dac_send;
273 static const TypeInfo tosa_dac_info = {
274 .name = TYPE_TOSA_DAC,
275 .parent = TYPE_I2C_SLAVE,
276 .instance_size = sizeof(TosaDACState),
277 .class_init = tosa_dac_class_init,
280 static void tosa_ssp_class_init(ObjectClass *klass, void *data)
282 SSISlaveClass *k = SSI_SLAVE_CLASS(klass);
284 k->init = tosa_ssp_init;
285 k->transfer = tosa_ssp_tansfer;
288 static const TypeInfo tosa_ssp_info = {
289 .name = "tosa-ssp",
290 .parent = TYPE_SSI_SLAVE,
291 .instance_size = sizeof(SSISlave),
292 .class_init = tosa_ssp_class_init,
295 static void tosa_register_types(void)
297 type_register_static(&tosa_dac_info);
298 type_register_static(&tosa_ssp_info);
301 type_init(tosa_register_types)