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14#include "qemu/osdep.h"
15#include "qapi/error.h"
16#include "hw/hw.h"
17#include "hw/arm/pxa.h"
18#include "hw/arm/arm.h"
19#include "hw/devices.h"
20#include "hw/arm/sharpsl.h"
21#include "hw/pcmcia.h"
22#include "hw/boards.h"
23#include "hw/i2c/i2c.h"
24#include "hw/ssi/ssi.h"
25#include "sysemu/block-backend.h"
26#include "hw/sysbus.h"
27#include "exec/address-spaces.h"
28#include "sysemu/sysemu.h"
29
30#define TOSA_RAM 0x04000000
31#define TOSA_ROM 0x00800000
32
33#define TOSA_GPIO_USB_IN (5)
34#define TOSA_GPIO_nSD_DETECT (9)
35#define TOSA_GPIO_ON_RESET (19)
36#define TOSA_GPIO_CF_IRQ (21)
37#define TOSA_GPIO_CF_CD (13)
38#define TOSA_GPIO_TC6393XB_INT (15)
39#define TOSA_GPIO_JC_CF_IRQ (36)
40
41#define TOSA_SCOOP_GPIO_BASE 1
42#define TOSA_GPIO_IR_POWERDWN (TOSA_SCOOP_GPIO_BASE + 2)
43#define TOSA_GPIO_SD_WP (TOSA_SCOOP_GPIO_BASE + 3)
44#define TOSA_GPIO_PWR_ON (TOSA_SCOOP_GPIO_BASE + 4)
45
46#define TOSA_SCOOP_JC_GPIO_BASE 1
47#define TOSA_GPIO_BT_LED (TOSA_SCOOP_JC_GPIO_BASE + 0)
48#define TOSA_GPIO_NOTE_LED (TOSA_SCOOP_JC_GPIO_BASE + 1)
49#define TOSA_GPIO_CHRG_ERR_LED (TOSA_SCOOP_JC_GPIO_BASE + 2)
50#define TOSA_GPIO_TC6393XB_L3V_ON (TOSA_SCOOP_JC_GPIO_BASE + 5)
51#define TOSA_GPIO_WLAN_LED (TOSA_SCOOP_JC_GPIO_BASE + 7)
52
53#define DAC_BASE 0x4e
54#define DAC_CH1 0
55#define DAC_CH2 1
56
57static void tosa_microdrive_attach(PXA2xxState *cpu)
58{
59 PCMCIACardState *md;
60 DriveInfo *dinfo;
61
62 dinfo = drive_get(IF_IDE, 0, 0);
63 if (!dinfo || dinfo->media_cd)
64 return;
65 md = dscm1xxxx_init(dinfo);
66 pxa2xx_pcmcia_attach(cpu->pcmcia[0], md);
67}
68
69static void tosa_out_switch(void *opaque, int line, int level)
70{
71 switch (line) {
72 case 0:
73 fprintf(stderr, "blue LED %s.\n", level ? "on" : "off");
74 break;
75 case 1:
76 fprintf(stderr, "green LED %s.\n", level ? "on" : "off");
77 break;
78 case 2:
79 fprintf(stderr, "amber LED %s.\n", level ? "on" : "off");
80 break;
81 case 3:
82 fprintf(stderr, "wlan LED %s.\n", level ? "on" : "off");
83 break;
84 default:
85 fprintf(stderr, "Uhandled out event: %d = %d\n", line, level);
86 break;
87 }
88}
89
90static void tosa_reset(void *opaque, int line, int level)
91{
92 if (level) {
93 qemu_system_reset_request();
94 }
95}
96
97static void tosa_gpio_setup(PXA2xxState *cpu,
98 DeviceState *scp0,
99 DeviceState *scp1,
100 TC6393xbState *tmio)
101{
102 qemu_irq *outsignals = qemu_allocate_irqs(tosa_out_switch, cpu, 4);
103 qemu_irq reset;
104
105
106 pxa2xx_mmci_handlers(cpu->mmc,
107 qdev_get_gpio_in(scp0, TOSA_GPIO_SD_WP),
108 qemu_irq_invert(qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_nSD_DETECT)));
109
110
111 reset = qemu_allocate_irq(tosa_reset, cpu, 0);
112 qdev_connect_gpio_out(cpu->gpio, TOSA_GPIO_ON_RESET, reset);
113
114
115 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
116 qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_CF_IRQ),
117 qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_CF_CD));
118
119 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
120 qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_JC_CF_IRQ),
121 NULL);
122
123 qdev_connect_gpio_out(scp1, TOSA_GPIO_BT_LED, outsignals[0]);
124 qdev_connect_gpio_out(scp1, TOSA_GPIO_NOTE_LED, outsignals[1]);
125 qdev_connect_gpio_out(scp1, TOSA_GPIO_CHRG_ERR_LED, outsignals[2]);
126 qdev_connect_gpio_out(scp1, TOSA_GPIO_WLAN_LED, outsignals[3]);
127
128 qdev_connect_gpio_out(scp1, TOSA_GPIO_TC6393XB_L3V_ON, tc6393xb_l3v_get(tmio));
129
130
131 qemu_irq_raise(qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_USB_IN));
132}
133
134static uint32_t tosa_ssp_tansfer(SSISlave *dev, uint32_t value)
135{
136 fprintf(stderr, "TG: %d %02x\n", value >> 5, value & 0x1f);
137 return 0;
138}
139
140static void tosa_ssp_realize(SSISlave *dev, Error **errp)
141{
142
143}
144
145#define TYPE_TOSA_DAC "tosa_dac"
146#define TOSA_DAC(obj) OBJECT_CHECK(TosaDACState, (obj), TYPE_TOSA_DAC)
147
148typedef struct {
149 I2CSlave parent_obj;
150
151 int len;
152 char buf[3];
153} TosaDACState;
154
155static int tosa_dac_send(I2CSlave *i2c, uint8_t data)
156{
157 TosaDACState *s = TOSA_DAC(i2c);
158
159 s->buf[s->len] = data;
160 if (s->len ++ > 2) {
161#ifdef VERBOSE
162 fprintf(stderr, "%s: message too long (%i bytes)\n", __FUNCTION__, s->len);
163#endif
164 return 1;
165 }
166
167 if (s->len == 2) {
168 fprintf(stderr, "dac: channel %d value 0x%02x\n",
169 s->buf[0], s->buf[1]);
170 }
171
172 return 0;
173}
174
175static void tosa_dac_event(I2CSlave *i2c, enum i2c_event event)
176{
177 TosaDACState *s = TOSA_DAC(i2c);
178
179 s->len = 0;
180 switch (event) {
181 case I2C_START_SEND:
182 break;
183 case I2C_START_RECV:
184 printf("%s: recv not supported!!!\n", __FUNCTION__);
185 break;
186 case I2C_FINISH:
187#ifdef VERBOSE
188 if (s->len < 2)
189 printf("%s: message too short (%i bytes)\n", __FUNCTION__, s->len);
190 if (s->len > 2)
191 printf("%s: message too long\n", __FUNCTION__);
192#endif
193 break;
194 default:
195 break;
196 }
197}
198
199static int tosa_dac_recv(I2CSlave *s)
200{
201 printf("%s: recv not supported!!!\n", __FUNCTION__);
202 return -1;
203}
204
205static int tosa_dac_init(I2CSlave *i2c)
206{
207
208 return 0;
209}
210
211static void tosa_tg_init(PXA2xxState *cpu)
212{
213 I2CBus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
214 i2c_create_slave(bus, TYPE_TOSA_DAC, DAC_BASE);
215 ssi_create_slave(cpu->ssp[1], "tosa-ssp");
216}
217
218
219static struct arm_boot_info tosa_binfo = {
220 .loader_start = PXA2XX_SDRAM_BASE,
221 .ram_size = 0x04000000,
222};
223
224static void tosa_init(MachineState *machine)
225{
226 const char *cpu_model = machine->cpu_model;
227 const char *kernel_filename = machine->kernel_filename;
228 const char *kernel_cmdline = machine->kernel_cmdline;
229 const char *initrd_filename = machine->initrd_filename;
230 MemoryRegion *address_space_mem = get_system_memory();
231 MemoryRegion *rom = g_new(MemoryRegion, 1);
232 PXA2xxState *mpu;
233 TC6393xbState *tmio;
234 DeviceState *scp0, *scp1;
235
236 if (!cpu_model)
237 cpu_model = "pxa255";
238
239 mpu = pxa255_init(address_space_mem, tosa_binfo.ram_size);
240
241 memory_region_init_ram(rom, NULL, "tosa.rom", TOSA_ROM, &error_fatal);
242 vmstate_register_ram_global(rom);
243 memory_region_set_readonly(rom, true);
244 memory_region_add_subregion(address_space_mem, 0, rom);
245
246 tmio = tc6393xb_init(address_space_mem, 0x10000000,
247 qdev_get_gpio_in(mpu->gpio, TOSA_GPIO_TC6393XB_INT));
248
249 scp0 = sysbus_create_simple("scoop", 0x08800000, NULL);
250 scp1 = sysbus_create_simple("scoop", 0x14800040, NULL);
251
252 tosa_gpio_setup(mpu, scp0, scp1, tmio);
253
254 tosa_microdrive_attach(mpu);
255
256 tosa_tg_init(mpu);
257
258 tosa_binfo.kernel_filename = kernel_filename;
259 tosa_binfo.kernel_cmdline = kernel_cmdline;
260 tosa_binfo.initrd_filename = initrd_filename;
261 tosa_binfo.board_id = 0x208;
262 arm_load_kernel(mpu->cpu, &tosa_binfo);
263 sl_bootparam_write(SL_PXA_PARAM_BASE);
264}
265
266static void tosapda_machine_init(MachineClass *mc)
267{
268 mc->desc = "Sharp SL-6000 (Tosa) PDA (PXA255)";
269 mc->init = tosa_init;
270}
271
272DEFINE_MACHINE("tosa", tosapda_machine_init)
273
274static void tosa_dac_class_init(ObjectClass *klass, void *data)
275{
276 I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
277
278 k->init = tosa_dac_init;
279 k->event = tosa_dac_event;
280 k->recv = tosa_dac_recv;
281 k->send = tosa_dac_send;
282}
283
284static const TypeInfo tosa_dac_info = {
285 .name = TYPE_TOSA_DAC,
286 .parent = TYPE_I2C_SLAVE,
287 .instance_size = sizeof(TosaDACState),
288 .class_init = tosa_dac_class_init,
289};
290
291static void tosa_ssp_class_init(ObjectClass *klass, void *data)
292{
293 SSISlaveClass *k = SSI_SLAVE_CLASS(klass);
294
295 k->realize = tosa_ssp_realize;
296 k->transfer = tosa_ssp_tansfer;
297}
298
299static const TypeInfo tosa_ssp_info = {
300 .name = "tosa-ssp",
301 .parent = TYPE_SSI_SLAVE,
302 .instance_size = sizeof(SSISlave),
303 .class_init = tosa_ssp_class_init,
304};
305
306static void tosa_register_types(void)
307{
308 type_register_static(&tosa_dac_info);
309 type_register_static(&tosa_ssp_info);
310}
311
312type_init(tosa_register_types)
313
