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1/*
2 * ARM Versatile Express emulation.
3 *
4 * Copyright (c) 2010 - 2011 B Labs Ltd.
5 * Copyright (c) 2011 Linaro Limited
6 * Written by Bahadir Balban, Amit Mahajan, Peter Maydell
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, see <http://www.gnu.org/licenses/>.
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19 *
20 * Contributions after 2012-01-13 are licensed under the terms of the
21 * GNU GPL, version 2 or (at your option) any later version.
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22 */
23
83c9f4ca 24#include "hw/sysbus.h"
bd2be150 25#include "hw/arm/arm.h"
0d09e41a 26#include "hw/arm/primecell.h"
bd2be150 27#include "hw/devices.h"
1422e32d 28#include "net/net.h"
9c17d615 29#include "sysemu/sysemu.h"
83c9f4ca 30#include "hw/boards.h"
022c62cb 31#include "exec/address-spaces.h"
9c17d615 32#include "sysemu/blockdev.h"
0d09e41a 33#include "hw/block/flash.h"
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34#include "sysemu/device_tree.h"
35#include <libfdt.h>
2055283b 36
2055283b 37#define VEXPRESS_BOARD_ID 0x8e0
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38#define VEXPRESS_FLASH_SIZE (64 * 1024 * 1024)
39#define VEXPRESS_FLASH_SECT_SIZE (256 * 1024)
2055283b 40
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41/* Number of virtio transports to create (0..8; limited by
42 * number of available IRQ lines).
43 */
44#define NUM_VIRTIO_TRANSPORTS 4
45
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46/* Address maps for peripherals:
47 * the Versatile Express motherboard has two possible maps,
48 * the "legacy" one (used for A9) and the "Cortex-A Series"
49 * map (used for newer cores).
50 * Individual daughterboards can also have different maps for
51 * their peripherals.
52 */
53
54enum {
55 VE_SYSREGS,
56 VE_SP810,
57 VE_SERIALPCI,
58 VE_PL041,
59 VE_MMCI,
60 VE_KMI0,
61 VE_KMI1,
62 VE_UART0,
63 VE_UART1,
64 VE_UART2,
65 VE_UART3,
66 VE_WDT,
67 VE_TIMER01,
68 VE_TIMER23,
69 VE_SERIALDVI,
70 VE_RTC,
71 VE_COMPACTFLASH,
72 VE_CLCD,
73 VE_NORFLASH0,
2558e0a6 74 VE_NORFLASH1,
8941d6ce 75 VE_NORFLASHALIAS,
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76 VE_SRAM,
77 VE_VIDEORAM,
78 VE_ETHERNET,
79 VE_USB,
80 VE_DAPROM,
c8a07b35 81 VE_VIRTIO,
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82};
83
a8170e5e 84static hwaddr motherboard_legacy_map[] = {
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85 /* CS7: 0x10000000 .. 0x10020000 */
86 [VE_SYSREGS] = 0x10000000,
87 [VE_SP810] = 0x10001000,
88 [VE_SERIALPCI] = 0x10002000,
89 [VE_PL041] = 0x10004000,
90 [VE_MMCI] = 0x10005000,
91 [VE_KMI0] = 0x10006000,
92 [VE_KMI1] = 0x10007000,
93 [VE_UART0] = 0x10009000,
94 [VE_UART1] = 0x1000a000,
95 [VE_UART2] = 0x1000b000,
96 [VE_UART3] = 0x1000c000,
97 [VE_WDT] = 0x1000f000,
98 [VE_TIMER01] = 0x10011000,
99 [VE_TIMER23] = 0x10012000,
c8a07b35 100 [VE_VIRTIO] = 0x10013000,
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101 [VE_SERIALDVI] = 0x10016000,
102 [VE_RTC] = 0x10017000,
103 [VE_COMPACTFLASH] = 0x1001a000,
104 [VE_CLCD] = 0x1001f000,
105 /* CS0: 0x40000000 .. 0x44000000 */
106 [VE_NORFLASH0] = 0x40000000,
107 /* CS1: 0x44000000 .. 0x48000000 */
108 [VE_NORFLASH1] = 0x44000000,
109 /* CS2: 0x48000000 .. 0x4a000000 */
110 [VE_SRAM] = 0x48000000,
111 /* CS3: 0x4c000000 .. 0x50000000 */
112 [VE_VIDEORAM] = 0x4c000000,
113 [VE_ETHERNET] = 0x4e000000,
114 [VE_USB] = 0x4f000000,
8941d6ce 115 [VE_NORFLASHALIAS] = -1, /* not present */
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116};
117
a8170e5e 118static hwaddr motherboard_aseries_map[] = {
8941d6ce 119 [VE_NORFLASHALIAS] = 0,
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120 /* CS0: 0x08000000 .. 0x0c000000 */
121 [VE_NORFLASH0] = 0x08000000,
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122 /* CS4: 0x0c000000 .. 0x10000000 */
123 [VE_NORFLASH1] = 0x0c000000,
124 /* CS5: 0x10000000 .. 0x14000000 */
125 /* CS1: 0x14000000 .. 0x18000000 */
126 [VE_SRAM] = 0x14000000,
127 /* CS2: 0x18000000 .. 0x1c000000 */
128 [VE_VIDEORAM] = 0x18000000,
129 [VE_ETHERNET] = 0x1a000000,
130 [VE_USB] = 0x1b000000,
131 /* CS3: 0x1c000000 .. 0x20000000 */
132 [VE_DAPROM] = 0x1c000000,
133 [VE_SYSREGS] = 0x1c010000,
134 [VE_SP810] = 0x1c020000,
135 [VE_SERIALPCI] = 0x1c030000,
136 [VE_PL041] = 0x1c040000,
137 [VE_MMCI] = 0x1c050000,
138 [VE_KMI0] = 0x1c060000,
139 [VE_KMI1] = 0x1c070000,
140 [VE_UART0] = 0x1c090000,
141 [VE_UART1] = 0x1c0a0000,
142 [VE_UART2] = 0x1c0b0000,
143 [VE_UART3] = 0x1c0c0000,
144 [VE_WDT] = 0x1c0f0000,
145 [VE_TIMER01] = 0x1c110000,
146 [VE_TIMER23] = 0x1c120000,
c8a07b35 147 [VE_VIRTIO] = 0x1c130000,
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148 [VE_SERIALDVI] = 0x1c160000,
149 [VE_RTC] = 0x1c170000,
150 [VE_COMPACTFLASH] = 0x1c1a0000,
151 [VE_CLCD] = 0x1c1f0000,
152};
153
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154/* Structure defining the peculiarities of a specific daughterboard */
155
156typedef struct VEDBoardInfo VEDBoardInfo;
157
158typedef void DBoardInitFn(const VEDBoardInfo *daughterboard,
159 ram_addr_t ram_size,
160 const char *cpu_model,
cdef10bb 161 qemu_irq *pic);
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162
163struct VEDBoardInfo {
cef04a26 164 struct arm_boot_info bootinfo;
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165 const hwaddr *motherboard_map;
166 hwaddr loader_start;
167 const hwaddr gic_cpu_if_addr;
cdef10bb 168 uint32_t proc_id;
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169 uint32_t num_voltage_sensors;
170 const uint32_t *voltages;
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171 uint32_t num_clocks;
172 const uint32_t *clocks;
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173 DBoardInitFn *init;
174};
175
176static void a9_daughterboard_init(const VEDBoardInfo *daughterboard,
177 ram_addr_t ram_size,
178 const char *cpu_model,
cdef10bb 179 qemu_irq *pic)
2055283b 180{
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181 MemoryRegion *sysmem = get_system_memory();
182 MemoryRegion *ram = g_new(MemoryRegion, 1);
183 MemoryRegion *lowram = g_new(MemoryRegion, 1);
4c3b29b8 184 DeviceState *dev;
2055283b 185 SysBusDevice *busdev;
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186 int n;
187 qemu_irq cpu_irq[4];
4c3b29b8 188 ram_addr_t low_ram_size;
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189
190 if (!cpu_model) {
191 cpu_model = "cortex-a9";
192 }
193
194 for (n = 0; n < smp_cpus; n++) {
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195 ARMCPU *cpu = cpu_arm_init(cpu_model);
196 if (!cpu) {
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197 fprintf(stderr, "Unable to find CPU definition\n");
198 exit(1);
199 }
fe9120a5 200 cpu_irq[n] = qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ);
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201 }
202
203 if (ram_size > 0x40000000) {
204 /* 1GB is the maximum the address space permits */
4c3b29b8 205 fprintf(stderr, "vexpress-a9: cannot model more than 1GB RAM\n");
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206 exit(1);
207 }
208
2c9b15ca 209 memory_region_init_ram(ram, NULL, "vexpress.highmem", ram_size);
c5705a77 210 vmstate_register_ram_global(ram);
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211 low_ram_size = ram_size;
212 if (low_ram_size > 0x4000000) {
213 low_ram_size = 0x4000000;
214 }
215 /* RAM is from 0x60000000 upwards. The bottom 64MB of the
216 * address space should in theory be remappable to various
217 * things including ROM or RAM; we always map the RAM there.
218 */
2c9b15ca 219 memory_region_init_alias(lowram, NULL, "vexpress.lowmem", ram, 0, low_ram_size);
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220 memory_region_add_subregion(sysmem, 0x0, lowram);
221 memory_region_add_subregion(sysmem, 0x60000000, ram);
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222
223 /* 0x1e000000 A9MPCore (SCU) private memory region */
224 dev = qdev_create(NULL, "a9mpcore_priv");
225 qdev_prop_set_uint32(dev, "num-cpu", smp_cpus);
226 qdev_init_nofail(dev);
1356b98d 227 busdev = SYS_BUS_DEVICE(dev);
96eacf64 228 sysbus_mmio_map(busdev, 0, 0x1e000000);
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229 for (n = 0; n < smp_cpus; n++) {
230 sysbus_connect_irq(busdev, n, cpu_irq[n]);
231 }
232 /* Interrupts [42:0] are from the motherboard;
233 * [47:43] are reserved; [63:48] are daughterboard
234 * peripherals. Note that some documentation numbers
235 * external interrupts starting from 32 (because the
236 * A9MP has internal interrupts 0..31).
237 */
238 for (n = 0; n < 64; n++) {
239 pic[n] = qdev_get_gpio_in(dev, n);
240 }
241
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242 /* Daughterboard peripherals : 0x10020000 .. 0x20000000 */
243
244 /* 0x10020000 PL111 CLCD (daughterboard) */
245 sysbus_create_simple("pl111", 0x10020000, pic[44]);
246
247 /* 0x10060000 AXI RAM */
248 /* 0x100e0000 PL341 Dynamic Memory Controller */
249 /* 0x100e1000 PL354 Static Memory Controller */
250 /* 0x100e2000 System Configuration Controller */
251
252 sysbus_create_simple("sp804", 0x100e4000, pic[48]);
253 /* 0x100e5000 SP805 Watchdog module */
254 /* 0x100e6000 BP147 TrustZone Protection Controller */
255 /* 0x100e9000 PL301 'Fast' AXI matrix */
256 /* 0x100ea000 PL301 'Slow' AXI matrix */
257 /* 0x100ec000 TrustZone Address Space Controller */
258 /* 0x10200000 CoreSight debug APB */
259 /* 0x1e00a000 PL310 L2 Cache Controller */
260 sysbus_create_varargs("l2x0", 0x1e00a000, NULL);
261}
262
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263/* Voltage values for SYS_CFG_VOLT daughterboard registers;
264 * values are in microvolts.
265 */
266static const uint32_t a9_voltages[] = {
267 1000000, /* VD10 : 1.0V : SoC internal logic voltage */
268 1000000, /* VD10_S2 : 1.0V : PL310, L2 cache, RAM, non-PL310 logic */
269 1000000, /* VD10_S3 : 1.0V : Cortex-A9, cores, MPEs, SCU, PL310 logic */
270 1800000, /* VCC1V8 : 1.8V : DDR2 SDRAM, test chip DDR2 I/O supply */
271 900000, /* DDR2VTT : 0.9V : DDR2 SDRAM VTT termination voltage */
272 3300000, /* VCC3V3 : 3.3V : local board supply for misc external logic */
273};
274
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275/* Reset values for daughterboard oscillators (in Hz) */
276static const uint32_t a9_clocks[] = {
277 45000000, /* AMBA AXI ACLK: 45MHz */
278 23750000, /* daughterboard CLCD clock: 23.75MHz */
279 66670000, /* Test chip reference clock: 66.67MHz */
280};
281
cef04a26 282static VEDBoardInfo a9_daughterboard = {
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283 .motherboard_map = motherboard_legacy_map,
284 .loader_start = 0x60000000,
96eacf64 285 .gic_cpu_if_addr = 0x1e000100,
cdef10bb 286 .proc_id = 0x0c000191,
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287 .num_voltage_sensors = ARRAY_SIZE(a9_voltages),
288 .voltages = a9_voltages,
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289 .num_clocks = ARRAY_SIZE(a9_clocks),
290 .clocks = a9_clocks,
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291 .init = a9_daughterboard_init,
292};
293
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294static void a15_daughterboard_init(const VEDBoardInfo *daughterboard,
295 ram_addr_t ram_size,
296 const char *cpu_model,
cdef10bb 297 qemu_irq *pic)
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298{
299 int n;
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300 MemoryRegion *sysmem = get_system_memory();
301 MemoryRegion *ram = g_new(MemoryRegion, 1);
302 MemoryRegion *sram = g_new(MemoryRegion, 1);
303 qemu_irq cpu_irq[4];
304 DeviceState *dev;
305 SysBusDevice *busdev;
306
307 if (!cpu_model) {
308 cpu_model = "cortex-a15";
309 }
310
961f195e 311 for (n = 0; n < smp_cpus; n++) {
64c9e297 312 ARMCPU *cpu;
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313
314 cpu = cpu_arm_init(cpu_model);
315 if (!cpu) {
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316 fprintf(stderr, "Unable to find CPU definition\n");
317 exit(1);
318 }
fe9120a5 319 cpu_irq[n] = qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ);
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320 }
321
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322 {
323 /* We have to use a separate 64 bit variable here to avoid the gcc
324 * "comparison is always false due to limited range of data type"
325 * warning if we are on a host where ram_addr_t is 32 bits.
326 */
327 uint64_t rsz = ram_size;
328 if (rsz > (30ULL * 1024 * 1024 * 1024)) {
329 fprintf(stderr, "vexpress-a15: cannot model more than 30GB RAM\n");
330 exit(1);
331 }
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332 }
333
2c9b15ca 334 memory_region_init_ram(ram, NULL, "vexpress.highmem", ram_size);
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335 vmstate_register_ram_global(ram);
336 /* RAM is from 0x80000000 upwards; there is no low-memory alias for it. */
337 memory_region_add_subregion(sysmem, 0x80000000, ram);
338
339 /* 0x2c000000 A15MPCore private memory region (GIC) */
340 dev = qdev_create(NULL, "a15mpcore_priv");
341 qdev_prop_set_uint32(dev, "num-cpu", smp_cpus);
342 qdev_init_nofail(dev);
1356b98d 343 busdev = SYS_BUS_DEVICE(dev);
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344 sysbus_mmio_map(busdev, 0, 0x2c000000);
345 for (n = 0; n < smp_cpus; n++) {
346 sysbus_connect_irq(busdev, n, cpu_irq[n]);
347 }
348 /* Interrupts [42:0] are from the motherboard;
349 * [47:43] are reserved; [63:48] are daughterboard
350 * peripherals. Note that some documentation numbers
351 * external interrupts starting from 32 (because there
352 * are internal interrupts 0..31).
353 */
354 for (n = 0; n < 64; n++) {
355 pic[n] = qdev_get_gpio_in(dev, n);
356 }
357
358 /* A15 daughterboard peripherals: */
359
360 /* 0x20000000: CoreSight interfaces: not modelled */
361 /* 0x2a000000: PL301 AXI interconnect: not modelled */
362 /* 0x2a420000: SCC: not modelled */
363 /* 0x2a430000: system counter: not modelled */
364 /* 0x2b000000: HDLCD controller: not modelled */
365 /* 0x2b060000: SP805 watchdog: not modelled */
366 /* 0x2b0a0000: PL341 dynamic memory controller: not modelled */
367 /* 0x2e000000: system SRAM */
2c9b15ca 368 memory_region_init_ram(sram, NULL, "vexpress.a15sram", 0x10000);
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369 vmstate_register_ram_global(sram);
370 memory_region_add_subregion(sysmem, 0x2e000000, sram);
371
372 /* 0x7ffb0000: DMA330 DMA controller: not modelled */
373 /* 0x7ffd0000: PL354 static memory controller: not modelled */
374}
375
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376static const uint32_t a15_voltages[] = {
377 900000, /* Vcore: 0.9V : CPU core voltage */
378};
379
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380static const uint32_t a15_clocks[] = {
381 60000000, /* OSCCLK0: 60MHz : CPU_CLK reference */
382 0, /* OSCCLK1: reserved */
383 0, /* OSCCLK2: reserved */
384 0, /* OSCCLK3: reserved */
385 40000000, /* OSCCLK4: 40MHz : external AXI master clock */
386 23750000, /* OSCCLK5: 23.75MHz : HDLCD PLL reference */
387 50000000, /* OSCCLK6: 50MHz : static memory controller clock */
388 60000000, /* OSCCLK7: 60MHz : SYSCLK reference */
389 40000000, /* OSCCLK8: 40MHz : DDR2 PLL reference */
390};
391
cef04a26 392static VEDBoardInfo a15_daughterboard = {
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393 .motherboard_map = motherboard_aseries_map,
394 .loader_start = 0x80000000,
395 .gic_cpu_if_addr = 0x2c002000,
cdef10bb 396 .proc_id = 0x14000237,
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397 .num_voltage_sensors = ARRAY_SIZE(a15_voltages),
398 .voltages = a15_voltages,
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399 .num_clocks = ARRAY_SIZE(a15_clocks),
400 .clocks = a15_clocks,
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401 .init = a15_daughterboard_init,
402};
403
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404static int add_virtio_mmio_node(void *fdt, uint32_t acells, uint32_t scells,
405 hwaddr addr, hwaddr size, uint32_t intc,
406 int irq)
407{
408 /* Add a virtio_mmio node to the device tree blob:
409 * virtio_mmio@ADDRESS {
410 * compatible = "virtio,mmio";
411 * reg = <ADDRESS, SIZE>;
412 * interrupt-parent = <&intc>;
413 * interrupts = <0, irq, 1>;
414 * }
415 * (Note that the format of the interrupts property is dependent on the
416 * interrupt controller that interrupt-parent points to; these are for
417 * the ARM GIC and indicate an SPI interrupt, rising-edge-triggered.)
418 */
419 int rc;
420 char *nodename = g_strdup_printf("/virtio_mmio@%" PRIx64, addr);
421
422 rc = qemu_devtree_add_subnode(fdt, nodename);
423 rc |= qemu_devtree_setprop_string(fdt, nodename,
424 "compatible", "virtio,mmio");
425 rc |= qemu_devtree_setprop_sized_cells(fdt, nodename, "reg",
426 acells, addr, scells, size);
427 qemu_devtree_setprop_cells(fdt, nodename, "interrupt-parent", intc);
428 qemu_devtree_setprop_cells(fdt, nodename, "interrupts", 0, irq, 1);
429 g_free(nodename);
430 if (rc) {
431 return -1;
432 }
433 return 0;
434}
435
436static uint32_t find_int_controller(void *fdt)
437{
438 /* Find the FDT node corresponding to the interrupt controller
439 * for virtio-mmio devices. We do this by scanning the fdt for
440 * a node with the right compatibility, since we know there is
441 * only one GIC on a vexpress board.
442 * We return the phandle of the node, or 0 if none was found.
443 */
444 const char *compat = "arm,cortex-a9-gic";
445 int offset;
446
447 offset = fdt_node_offset_by_compatible(fdt, -1, compat);
448 if (offset >= 0) {
449 return fdt_get_phandle(fdt, offset);
450 }
451 return 0;
452}
453
454static void vexpress_modify_dtb(const struct arm_boot_info *info, void *fdt)
455{
456 uint32_t acells, scells, intc;
457 const VEDBoardInfo *daughterboard = (const VEDBoardInfo *)info;
458
459 acells = qemu_devtree_getprop_cell(fdt, "/", "#address-cells");
460 scells = qemu_devtree_getprop_cell(fdt, "/", "#size-cells");
461 intc = find_int_controller(fdt);
462 if (!intc) {
463 /* Not fatal, we just won't provide virtio. This will
464 * happen with older device tree blobs.
465 */
466 fprintf(stderr, "QEMU: warning: couldn't find interrupt controller in "
467 "dtb; will not include virtio-mmio devices in the dtb.\n");
468 } else {
469 int i;
470 const hwaddr *map = daughterboard->motherboard_map;
471
472 /* We iterate backwards here because adding nodes
473 * to the dtb puts them in last-first.
474 */
475 for (i = NUM_VIRTIO_TRANSPORTS - 1; i >= 0; i--) {
476 add_virtio_mmio_node(fdt, acells, scells,
477 map[VE_VIRTIO] + 0x200 * i,
478 0x200, intc, 40 + i);
479 }
480 }
481}
482
cef04a26 483static void vexpress_common_init(VEDBoardInfo *daughterboard,
f3cdbc32 484 QEMUMachineInitArgs *args)
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485{
486 DeviceState *dev, *sysctl, *pl041;
487 qemu_irq pic[64];
4c3b29b8 488 uint32_t sys_id;
3dc3e7dd 489 DriveInfo *dinfo;
8941d6ce 490 pflash_t *pflash0;
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491 ram_addr_t vram_size, sram_size;
492 MemoryRegion *sysmem = get_system_memory();
493 MemoryRegion *vram = g_new(MemoryRegion, 1);
494 MemoryRegion *sram = g_new(MemoryRegion, 1);
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495 MemoryRegion *flashalias = g_new(MemoryRegion, 1);
496 MemoryRegion *flash0mem;
a8170e5e 497 const hwaddr *map = daughterboard->motherboard_map;
31410948 498 int i;
4c3b29b8 499
cdef10bb 500 daughterboard->init(daughterboard, args->ram_size, args->cpu_model, pic);
4c3b29b8 501
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502 /* Motherboard peripherals: the wiring is the same but the
503 * addresses vary between the legacy and A-Series memory maps.
504 */
505
2055283b 506 sys_id = 0x1190f500;
2055283b 507
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508 sysctl = qdev_create(NULL, "realview_sysctl");
509 qdev_prop_set_uint32(sysctl, "sys_id", sys_id);
cdef10bb 510 qdev_prop_set_uint32(sysctl, "proc_id", daughterboard->proc_id);
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511 qdev_prop_set_uint32(sysctl, "len-db-voltage",
512 daughterboard->num_voltage_sensors);
513 for (i = 0; i < daughterboard->num_voltage_sensors; i++) {
514 char *propname = g_strdup_printf("db-voltage[%d]", i);
515 qdev_prop_set_uint32(sysctl, propname, daughterboard->voltages[i]);
516 g_free(propname);
517 }
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518 qdev_prop_set_uint32(sysctl, "len-db-clock",
519 daughterboard->num_clocks);
520 for (i = 0; i < daughterboard->num_clocks; i++) {
521 char *propname = g_strdup_printf("db-clock[%d]", i);
522 qdev_prop_set_uint32(sysctl, propname, daughterboard->clocks[i]);
523 g_free(propname);
524 }
7a65c8cc 525 qdev_init_nofail(sysctl);
1356b98d 526 sysbus_mmio_map(SYS_BUS_DEVICE(sysctl), 0, map[VE_SYSREGS]);
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527
528 /* VE_SP810: not modelled */
529 /* VE_SERIALPCI: not modelled */
2055283b 530
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531 pl041 = qdev_create(NULL, "pl041");
532 qdev_prop_set_uint32(pl041, "nc_fifo_depth", 512);
533 qdev_init_nofail(pl041);
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AF
534 sysbus_mmio_map(SYS_BUS_DEVICE(pl041), 0, map[VE_PL041]);
535 sysbus_connect_irq(SYS_BUS_DEVICE(pl041), 0, pic[11]);
2055283b 536
2558e0a6 537 dev = sysbus_create_varargs("pl181", map[VE_MMCI], pic[9], pic[10], NULL);
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538 /* Wire up MMC card detect and read-only signals */
539 qdev_connect_gpio_out(dev, 0,
540 qdev_get_gpio_in(sysctl, ARM_SYSCTL_GPIO_MMC_WPROT));
541 qdev_connect_gpio_out(dev, 1,
542 qdev_get_gpio_in(sysctl, ARM_SYSCTL_GPIO_MMC_CARDIN));
543
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544 sysbus_create_simple("pl050_keyboard", map[VE_KMI0], pic[12]);
545 sysbus_create_simple("pl050_mouse", map[VE_KMI1], pic[13]);
2055283b 546
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547 sysbus_create_simple("pl011", map[VE_UART0], pic[5]);
548 sysbus_create_simple("pl011", map[VE_UART1], pic[6]);
549 sysbus_create_simple("pl011", map[VE_UART2], pic[7]);
550 sysbus_create_simple("pl011", map[VE_UART3], pic[8]);
2055283b 551
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552 sysbus_create_simple("sp804", map[VE_TIMER01], pic[2]);
553 sysbus_create_simple("sp804", map[VE_TIMER23], pic[3]);
2055283b 554
2558e0a6 555 /* VE_SERIALDVI: not modelled */
2055283b 556
2558e0a6 557 sysbus_create_simple("pl031", map[VE_RTC], pic[4]); /* RTC */
2055283b 558
2558e0a6 559 /* VE_COMPACTFLASH: not modelled */
2055283b 560
b7206878 561 sysbus_create_simple("pl111", map[VE_CLCD], pic[14]);
2055283b 562
3dc3e7dd 563 dinfo = drive_get_next(IF_PFLASH);
8941d6ce 564 pflash0 = pflash_cfi01_register(map[VE_NORFLASH0], NULL, "vexpress.flash0",
3dc3e7dd
FL
565 VEXPRESS_FLASH_SIZE, dinfo ? dinfo->bdrv : NULL,
566 VEXPRESS_FLASH_SECT_SIZE,
567 VEXPRESS_FLASH_SIZE / VEXPRESS_FLASH_SECT_SIZE, 4,
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568 0x00, 0x89, 0x00, 0x18, 0);
569 if (!pflash0) {
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FL
570 fprintf(stderr, "vexpress: error registering flash 0.\n");
571 exit(1);
572 }
573
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574 if (map[VE_NORFLASHALIAS] != -1) {
575 /* Map flash 0 as an alias into low memory */
576 flash0mem = sysbus_mmio_get_region(SYS_BUS_DEVICE(pflash0), 0);
577 memory_region_init_alias(flashalias, NULL, "vexpress.flashalias",
578 flash0mem, 0, VEXPRESS_FLASH_SIZE);
579 memory_region_add_subregion(sysmem, map[VE_NORFLASHALIAS], flashalias);
580 }
581
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FL
582 dinfo = drive_get_next(IF_PFLASH);
583 if (!pflash_cfi01_register(map[VE_NORFLASH1], NULL, "vexpress.flash1",
584 VEXPRESS_FLASH_SIZE, dinfo ? dinfo->bdrv : NULL,
585 VEXPRESS_FLASH_SECT_SIZE,
586 VEXPRESS_FLASH_SIZE / VEXPRESS_FLASH_SECT_SIZE, 4,
587 0x00, 0x89, 0x00, 0x18, 0)) {
588 fprintf(stderr, "vexpress: error registering flash 1.\n");
589 exit(1);
590 }
2558e0a6 591
2055283b 592 sram_size = 0x2000000;
2c9b15ca 593 memory_region_init_ram(sram, NULL, "vexpress.sram", sram_size);
c5705a77 594 vmstate_register_ram_global(sram);
2558e0a6 595 memory_region_add_subregion(sysmem, map[VE_SRAM], sram);
2055283b 596
2055283b 597 vram_size = 0x800000;
2c9b15ca 598 memory_region_init_ram(vram, NULL, "vexpress.vram", vram_size);
c5705a77 599 vmstate_register_ram_global(vram);
2558e0a6 600 memory_region_add_subregion(sysmem, map[VE_VIDEORAM], vram);
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601
602 /* 0x4e000000 LAN9118 Ethernet */
a005d073 603 if (nd_table[0].used) {
2558e0a6 604 lan9118_init(&nd_table[0], map[VE_ETHERNET], pic[15]);
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605 }
606
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607 /* VE_USB: not modelled */
608
609 /* VE_DAPROM: not modelled */
2055283b 610
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611 /* Create mmio transports, so the user can create virtio backends
612 * (which will be automatically plugged in to the transports). If
613 * no backend is created the transport will just sit harmlessly idle.
614 */
615 for (i = 0; i < NUM_VIRTIO_TRANSPORTS; i++) {
616 sysbus_create_simple("virtio-mmio", map[VE_VIRTIO] + 0x200 * i,
617 pic[40 + i]);
618 }
619
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620 daughterboard->bootinfo.ram_size = args->ram_size;
621 daughterboard->bootinfo.kernel_filename = args->kernel_filename;
622 daughterboard->bootinfo.kernel_cmdline = args->kernel_cmdline;
623 daughterboard->bootinfo.initrd_filename = args->initrd_filename;
624 daughterboard->bootinfo.nb_cpus = smp_cpus;
625 daughterboard->bootinfo.board_id = VEXPRESS_BOARD_ID;
626 daughterboard->bootinfo.loader_start = daughterboard->loader_start;
627 daughterboard->bootinfo.smp_loader_start = map[VE_SRAM];
628 daughterboard->bootinfo.smp_bootreg_addr = map[VE_SYSREGS] + 0x30;
629 daughterboard->bootinfo.gic_cpu_if_addr = daughterboard->gic_cpu_if_addr;
c8a07b35 630 daughterboard->bootinfo.modify_dtb = vexpress_modify_dtb;
cef04a26 631 arm_load_kernel(ARM_CPU(first_cpu), &daughterboard->bootinfo);
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632}
633
5f072e1f 634static void vexpress_a9_init(QEMUMachineInitArgs *args)
4c3b29b8 635{
f3cdbc32 636 vexpress_common_init(&a9_daughterboard, args);
4c3b29b8 637}
2055283b 638
5f072e1f 639static void vexpress_a15_init(QEMUMachineInitArgs *args)
961f195e 640{
f3cdbc32 641 vexpress_common_init(&a15_daughterboard, args);
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642}
643
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644static QEMUMachine vexpress_a9_machine = {
645 .name = "vexpress-a9",
646 .desc = "ARM Versatile Express for Cortex-A9",
647 .init = vexpress_a9_init,
2d0d2837 648 .block_default_type = IF_SCSI,
2055283b 649 .max_cpus = 4,
e4ada29e 650 DEFAULT_MACHINE_OPTIONS,
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651};
652
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653static QEMUMachine vexpress_a15_machine = {
654 .name = "vexpress-a15",
655 .desc = "ARM Versatile Express for Cortex-A15",
656 .init = vexpress_a15_init,
2d0d2837 657 .block_default_type = IF_SCSI,
961f195e 658 .max_cpus = 4,
e4ada29e 659 DEFAULT_MACHINE_OPTIONS,
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660};
661
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662static void vexpress_machine_init(void)
663{
664 qemu_register_machine(&vexpress_a9_machine);
961f195e 665 qemu_register_machine(&vexpress_a15_machine);
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666}
667
668machine_init(vexpress_machine_init);