2 * Itanium Platforma Emulator derived from QEMU PC System Emulator
4 * Copyright (c) 2003-2004 Fabrice Bellard
6 * Copyright (c) 2007 Intel
7 * Ported for IA64 Platform Zhang Xiantao <xiantao.zhang@intel.com>
9 * Permission is hereby granted, free of charge, to any person obtaining a copy
10 * of this software and associated documentation files (the "Software"), to deal
11 * in the Software without restriction, including without limitation the rights
12 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13 * copies of the Software, and to permit persons to whom the Software is
14 * furnished to do so, subject to the following conditions:
16 * The above copyright notice and this permission notice shall be included in
17 * all copies or substantial portions of the Software.
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
34 #include "audio/audio.h"
39 #include "ia64intrin.h"
44 #define FW_FILENAME "Flash.fd"
46 /* Leave a chunk of memory at the top of RAM for the BIOS ACPI tables. */
47 #define ACPI_DATA_SIZE 0x10000
51 static fdctrl_t
*floppy_controller
;
52 static RTCState
*rtc_state
;
53 static PCIDevice
*i440fx_state
;
55 static uint32_t ipf_to_legacy_io(target_phys_addr_t addr
)
57 return (uint32_t)(((addr
&0x3ffffff) >> 12 << 2)|((addr
) & 0x3));
60 static void ipf_legacy_io_writeb(void *opaque
, target_phys_addr_t addr
,
62 uint32_t port
= ipf_to_legacy_io(addr
);
63 cpu_outb(0, port
, val
);
66 static void ipf_legacy_io_writew(void *opaque
, target_phys_addr_t addr
,
68 uint32_t port
= ipf_to_legacy_io(addr
);
70 cpu_outw(0, port
, val
);
73 static void ipf_legacy_io_writel(void *opaque
, target_phys_addr_t addr
,
75 uint32_t port
= ipf_to_legacy_io(addr
);
77 cpu_outl(0, port
, val
);
80 static uint32_t ipf_legacy_io_readb(void *opaque
, target_phys_addr_t addr
)
82 uint32_t port
= ipf_to_legacy_io(addr
);
84 return cpu_inb(0, port
);
87 static uint32_t ipf_legacy_io_readw(void *opaque
, target_phys_addr_t addr
)
89 uint32_t port
= ipf_to_legacy_io(addr
);
91 return cpu_inw(0, port
);
94 static uint32_t ipf_legacy_io_readl(void *opaque
, target_phys_addr_t addr
)
96 uint32_t port
= ipf_to_legacy_io(addr
);
98 return cpu_inl(0, port
);
101 static CPUReadMemoryFunc
*ipf_legacy_io_read
[3] = {
107 static CPUWriteMemoryFunc
*ipf_legacy_io_write
[3] = {
108 ipf_legacy_io_writeb
,
109 ipf_legacy_io_writew
,
110 ipf_legacy_io_writel
,
113 static void pic_irq_request(void *opaque
, int irq
, int level
)
115 fprintf(stderr
,"pic_irq_request called!\n");
118 /* PC cmos mappings */
120 #define REG_EQUIPMENT_BYTE 0x14
122 static int cmos_get_fd_drive_type(int fd0
)
128 /* 1.44 Mb 3"5 drive */
132 /* 2.88 Mb 3"5 drive */
136 /* 1.2 Mb 5"5 drive */
146 static void cmos_init_hd(int type_ofs
, int info_ofs
, BlockDriverState
*hd
)
148 RTCState
*s
= rtc_state
;
149 int cylinders
, heads
, sectors
;
150 bdrv_get_geometry_hint(hd
, &cylinders
, &heads
, §ors
);
151 rtc_set_memory(s
, type_ofs
, 47);
152 rtc_set_memory(s
, info_ofs
, cylinders
);
153 rtc_set_memory(s
, info_ofs
+ 1, cylinders
>> 8);
154 rtc_set_memory(s
, info_ofs
+ 2, heads
);
155 rtc_set_memory(s
, info_ofs
+ 3, 0xff);
156 rtc_set_memory(s
, info_ofs
+ 4, 0xff);
157 rtc_set_memory(s
, info_ofs
+ 5, 0xc0 | ((heads
> 8) << 3));
158 rtc_set_memory(s
, info_ofs
+ 6, cylinders
);
159 rtc_set_memory(s
, info_ofs
+ 7, cylinders
>> 8);
160 rtc_set_memory(s
, info_ofs
+ 8, sectors
);
163 /* convert boot_device letter to something recognizable by the bios */
164 static int boot_device2nibble(char boot_device
)
166 switch(boot_device
) {
169 return 0x01; /* floppy boot */
171 return 0x02; /* hard drive boot */
173 return 0x03; /* CD-ROM boot */
175 return 0x04; /* Network boot */
180 /* hd_table must contain 4 block drivers */
181 static void cmos_init(ram_addr_t ram_size
, ram_addr_t above_4g_mem_size
,
182 const char *boot_device
, BlockDriverState
**hd_table
,
185 RTCState
*s
= rtc_state
;
186 int nbds
, bds
[3] = { 0, };
191 /* various important CMOS locations needed by PC/Bochs bios */
194 val
= 640; /* base memory in K */
195 rtc_set_memory(s
, 0x15, val
);
196 rtc_set_memory(s
, 0x16, val
>> 8);
198 val
= (ram_size
/ 1024) - 1024;
201 rtc_set_memory(s
, 0x17, val
);
202 rtc_set_memory(s
, 0x18, val
>> 8);
203 rtc_set_memory(s
, 0x30, val
);
204 rtc_set_memory(s
, 0x31, val
>> 8);
206 if (above_4g_mem_size
) {
207 rtc_set_memory(s
, 0x5b, (unsigned int)above_4g_mem_size
>> 16);
208 rtc_set_memory(s
, 0x5c, (unsigned int)above_4g_mem_size
>> 24);
209 rtc_set_memory(s
, 0x5d, above_4g_mem_size
>> 32);
211 rtc_set_memory(s
, 0x5f, smp_cpus
- 1);
213 if (ram_size
> (16 * 1024 * 1024))
214 val
= (ram_size
/ 65536) - ((16 * 1024 * 1024) / 65536);
219 rtc_set_memory(s
, 0x34, val
);
220 rtc_set_memory(s
, 0x35, val
>> 8);
222 /* set boot devices, and disable floppy signature check if requested */
223 #define PC_MAX_BOOT_DEVICES 3
224 nbds
= strlen(boot_device
);
225 if (nbds
> PC_MAX_BOOT_DEVICES
) {
226 fprintf(stderr
, "Too many boot devices for PC\n");
229 for (i
= 0; i
< nbds
; i
++) {
230 bds
[i
] = boot_device2nibble(boot_device
[i
]);
232 fprintf(stderr
, "Invalid boot device for PC: '%c'\n",
237 rtc_set_memory(s
, 0x3d, (bds
[1] << 4) | bds
[0]);
238 rtc_set_memory(s
, 0x38, (bds
[2] << 4) | (fd_bootchk
? 0x0 : 0x1));
242 fd0
= fdctrl_get_drive_type(floppy_controller
, 0);
243 fd1
= fdctrl_get_drive_type(floppy_controller
, 1);
245 val
= (cmos_get_fd_drive_type(fd0
) << 4) | cmos_get_fd_drive_type(fd1
);
246 rtc_set_memory(s
, 0x10, val
);
258 val
|= 0x01; /* 1 drive, ready for boot */
261 val
|= 0x41; /* 2 drives, ready for boot */
264 val
|= 0x02; /* FPU is there */
265 val
|= 0x04; /* PS/2 mouse installed */
266 rtc_set_memory(s
, REG_EQUIPMENT_BYTE
, val
);
270 rtc_set_memory(s
, 0x12, (hd_table
[0] ? 0xf0 : 0) | (hd_table
[1] ? 0x0f : 0));
272 cmos_init_hd(0x19, 0x1b, hd_table
[0]);
274 cmos_init_hd(0x1a, 0x24, hd_table
[1]);
277 for (i
= 0; i
< 4; i
++) {
279 int cylinders
, heads
, sectors
, translation
;
280 /* NOTE: bdrv_get_geometry_hint() returns the physical
281 geometry. It is always such that: 1 <= sects <= 63, 1
282 <= heads <= 16, 1 <= cylinders <= 16383. The BIOS
283 geometry can be different if a translation is done. */
284 translation
= bdrv_get_translation_hint(hd_table
[i
]);
285 if (translation
== BIOS_ATA_TRANSLATION_AUTO
) {
286 bdrv_get_geometry_hint(hd_table
[i
], &cylinders
, &heads
, §ors
);
287 if (cylinders
<= 1024 && heads
<= 16 && sectors
<= 63) {
288 /* No translation. */
291 /* LBA translation. */
297 val
|= translation
<< (i
* 2);
300 rtc_set_memory(s
, 0x39, val
);
303 static void main_cpu_reset(void *opaque
)
305 CPUState
*env
= opaque
;
309 static const int ide_iobase
[2] = { 0x1f0, 0x170 };
310 static const int ide_iobase2
[2] = { 0x3f6, 0x376 };
311 static const int ide_irq
[2] = { 14, 15 };
313 #define NE2000_NB_MAX 6
315 static int ne2000_io
[NE2000_NB_MAX
] = { 0x300, 0x320, 0x340, 0x360, 0x280, 0x380 };
316 static int ne2000_irq
[NE2000_NB_MAX
] = { 9, 10, 11, 3, 4, 5 };
318 static int serial_io
[MAX_SERIAL_PORTS
] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8 };
319 static int serial_irq
[MAX_SERIAL_PORTS
] = { 4, 3, 4, 3 };
321 static int parallel_io
[MAX_PARALLEL_PORTS
] = { 0x378, 0x278, 0x3bc };
322 static int parallel_irq
[MAX_PARALLEL_PORTS
] = { 7, 7, 7 };
325 static void audio_init (PCIBus
*pci_bus
, qemu_irq
*pic
)
328 int audio_enabled
= 0;
330 for (c
= soundhw
; !audio_enabled
&& c
->name
; ++c
) {
331 audio_enabled
= c
->enabled
;
339 for (c
= soundhw
; c
->name
; ++c
) {
342 c
->init
.init_isa (s
, pic
);
346 c
->init
.init_pci (pci_bus
, s
);
356 static void pc_init_ne2k_isa(NICInfo
*nd
, qemu_irq
*pic
)
358 static int nb_ne2k
= 0;
360 if (nb_ne2k
== NE2000_NB_MAX
)
362 isa_ne2000_init(ne2000_io
[nb_ne2k
], pic
[ne2000_irq
[nb_ne2k
]], nd
);
366 /* Itanium hardware initialisation */
367 static void ipf_init1(ram_addr_t ram_size
, int vga_ram_size
,
368 const char *boot_device
, DisplayState
*ds
,
369 const char *kernel_filename
, const char *kernel_cmdline
,
370 const char *initrd_filename
,
371 int pci_enabled
, const char *cpu_model
)
375 ram_addr_t ram_addr
, vga_ram_addr
;
376 ram_addr_t above_4g_mem_size
= 0;
378 int piix3_devfn
= -1;
385 unsigned long ipf_legacy_io_base
, ipf_legacy_io_mem
;
386 BlockDriverState
*hd
[MAX_IDE_BUS
* MAX_IDE_DEVS
];
387 BlockDriverState
*fd
[MAX_FD
];
389 page_size
= getpagesize();
390 if (page_size
!= TARGET_PAGE_SIZE
) {
391 fprintf(stderr
,"Error! Host page size != qemu target page size,"
392 " you may need to change TARGET_PAGE_BITS in qemu!"
393 "host page size:0x%x\n", page_size
);
397 if (ram_size
>= 0xc0000000 ) {
398 above_4g_mem_size
= ram_size
- 0xc0000000;
399 ram_size
= 0xc0000000;
403 if (cpu_model
== NULL
) {
407 for(i
= 0; i
< smp_cpus
; i
++) {
408 env
= cpu_init(cpu_model
);
410 fprintf(stderr
, "Unable to find CPU definition\n");
414 env
->hflags
|= HF_HALTED_MASK
;
415 register_savevm("cpu", i
, 4, cpu_save
, cpu_load
, env
);
416 qemu_register_reset(main_cpu_reset
, env
);
420 #ifdef KVM_CAP_USER_MEMORY
421 if (kvm_enabled() && kvm_qemu_check_extension(KVM_CAP_USER_MEMORY
)) {
422 ram_addr
= qemu_ram_alloc(0xa0000);
423 cpu_register_physical_memory(0, 0xa0000, ram_addr
);
424 kvm_cpu_register_physical_memory(0, 0xa0000, ram_addr
);
426 ram_addr
= qemu_ram_alloc(0x20000); // Workaround 0xa0000-0xc0000
428 ram_addr
= qemu_ram_alloc(0x40000);
429 cpu_register_physical_memory(0xc0000, 0x40000, ram_addr
);
430 kvm_cpu_register_physical_memory(0xc0000, 0x40000, ram_addr
);
432 ram_addr
= qemu_ram_alloc(ram_size
- 0x100000);
433 cpu_register_physical_memory(0x100000, ram_size
- 0x100000, ram_addr
);
434 kvm_cpu_register_physical_memory(0x100000, ram_size
- 0x100000,
439 ram_addr
= qemu_ram_alloc(ram_size
);
440 cpu_register_physical_memory(0, ram_size
, ram_addr
);
442 /* allocate VGA RAM */
443 vga_ram_addr
= qemu_ram_alloc(vga_ram_size
);
445 /* above 4giga memory allocation */
446 if (above_4g_mem_size
> 0) {
447 ram_addr
= qemu_ram_alloc(above_4g_mem_size
);
448 cpu_register_physical_memory(0x100000000, above_4g_mem_size
, ram_addr
);
450 kvm_cpu_register_physical_memory(0x100000000, above_4g_mem_size
,
454 /*Load firware to its proper position.*/
457 unsigned long image_size
;
459 char *fw_image_start
;
460 ram_addr_t fw_offset
= qemu_ram_alloc(GFW_SIZE
);
461 char *fw_start
= phys_ram_base
+ fw_offset
;
463 snprintf(buf
, sizeof(buf
), "%s/%s", bios_dir
, FW_FILENAME
);
464 image
= read_image(buf
, &image_size
);
465 if (NULL
== image
|| !image_size
) {
466 fprintf(stderr
, "Error when reading Guest Firmware!\n");
467 fprintf(stderr
, "Please check Guest firmware at %s\n", buf
);
470 fw_image_start
= fw_start
+ GFW_SIZE
- image_size
;
472 #ifdef KVM_CAP_USER_MEMORY
473 r
= kvm_qemu_check_extension(KVM_CAP_USER_MEMORY
);
475 cpu_register_physical_memory(GFW_START
, GFW_SIZE
, fw_offset
);
476 kvm_cpu_register_physical_memory(GFW_START
,GFW_SIZE
, fw_offset
);
477 memcpy(fw_image_start
, image
, image_size
);
482 fw_start
= kvm_create_phys_mem(kvm_context
, (uint32_t)(-image_size
),
486 fw_image_start
= fw_start
+ GFW_SIZE
- image_size
;
487 memcpy(fw_image_start
, image
, image_size
);
490 flush_icache_range((unsigned long)fw_image_start
,
491 (unsigned long)fw_image_start
+ image_size
);
492 kvm_ia64_build_hob(ram_size
+ above_4g_mem_size
, smp_cpus
, fw_start
);
495 /*Register legacy io address space, size:64M*/
496 ipf_legacy_io_base
= 0xE0000000;
497 ipf_legacy_io_mem
= cpu_register_io_memory(0, ipf_legacy_io_read
,
498 ipf_legacy_io_write
, NULL
);
499 cpu_register_physical_memory(ipf_legacy_io_base
, 64*1024*1024, ipf_legacy_io_mem
);
501 cpu_irq
= qemu_allocate_irqs(pic_irq_request
, first_cpu
, 1);
502 i8259
= i8259_init(cpu_irq
[0]);
505 pci_bus
= i440fx_init(&i440fx_state
, i8259
);
506 piix3_devfn
= piix3_init(pci_bus
, -1);
511 if (cirrus_vga_enabled
) {
513 pci_cirrus_vga_init(pci_bus
,
514 ds
, phys_ram_base
+ vga_ram_addr
,
515 vga_ram_addr
, vga_ram_size
);
517 isa_cirrus_vga_init(ds
, phys_ram_base
+ vga_ram_addr
,
518 vga_ram_addr
, vga_ram_size
);
522 pci_vga_init(pci_bus
, ds
, phys_ram_base
+ vga_ram_addr
,
523 vga_ram_addr
, vga_ram_size
, 0, 0);
525 isa_vga_init(ds
, phys_ram_base
+ vga_ram_addr
,
526 vga_ram_addr
, vga_ram_size
);
530 rtc_state
= rtc_init(0x70, i8259
[8]);
533 pic_set_alt_irq_func(isa_pic
, NULL
, NULL
);
536 for(i
= 0; i
< MAX_SERIAL_PORTS
; i
++) {
538 serial_init(serial_io
[i
], i8259
[serial_irq
[i
]], serial_hds
[i
]);
542 for(i
= 0; i
< MAX_PARALLEL_PORTS
; i
++) {
543 if (parallel_hds
[i
]) {
544 parallel_init(parallel_io
[i
], i8259
[parallel_irq
[i
]],
549 for(i
= 0; i
< nb_nics
; i
++) {
553 nd
->model
= "ne2k_pci";
555 nd
->model
= "ne2k_isa";
558 if (strcmp(nd
->model
, "ne2k_isa") == 0) {
559 pc_init_ne2k_isa(nd
, i8259
);
560 } else if (pci_enabled
) {
561 if (strcmp(nd
->model
, "?") == 0)
562 fprintf(stderr
, "qemu: Supported ISA NICs: ne2k_isa\n");
563 pci_nic_init(pci_bus
, nd
, -1);
564 } else if (strcmp(nd
->model
, "?") == 0) {
565 fprintf(stderr
, "qemu: Supported ISA NICs: ne2k_isa\n");
568 fprintf(stderr
, "qemu: Unsupported NIC: %s\n", nd
->model
);
573 #undef USE_HYPERCALL //Disable it now, need to implement later!
575 pci_hypercall_init(pci_bus
);
578 if (drive_get_max_bus(IF_IDE
) >= MAX_IDE_BUS
) {
579 fprintf(stderr
, "qemu: too many IDE bus\n");
583 for(i
= 0; i
< MAX_IDE_BUS
* MAX_IDE_DEVS
; i
++) {
584 index
= drive_get_index(IF_IDE
, i
/ MAX_IDE_DEVS
, i
% MAX_IDE_DEVS
);
586 hd
[i
] = drives_table
[index
].bdrv
;
592 pci_piix3_ide_init(pci_bus
, hd
, piix3_devfn
+ 1, i8259
);
594 for(i
= 0; i
< MAX_IDE_BUS
; i
++) {
595 isa_ide_init(ide_iobase
[i
], ide_iobase2
[i
], i8259
[ide_irq
[i
]],
596 hd
[MAX_IDE_DEVS
* i
], hd
[MAX_IDE_DEVS
* i
+ 1]);
600 i8042_init(i8259
[1], i8259
[12], 0x60);
603 audio_init(pci_enabled
? pci_bus
: NULL
, i8259
);
606 for(i
= 0; i
< MAX_FD
; i
++) {
607 index
= drive_get_index(IF_FLOPPY
, 0, i
);
609 fd
[i
] = drives_table
[index
].bdrv
;
613 floppy_controller
= fdctrl_init(i8259
[6], 2, 0, 0x3f0, fd
);
615 cmos_init(ram_size
, above_4g_mem_size
, boot_device
, hd
, smp_cpus
);
617 if (pci_enabled
&& usb_enabled
) {
618 usb_uhci_piix3_init(pci_bus
, piix3_devfn
+ 2);
621 if (pci_enabled
&& acpi_enabled
) {
622 uint8_t *eeprom_buf
= qemu_mallocz(8 * 256); /* XXX: make this persistent */
625 /* TODO: Populate SPD eeprom data. */
626 smbus
= piix4_pm_init(pci_bus
, piix3_devfn
+ 3, 0xb100, i8259
[9]);
627 for (i
= 0; i
< 8; i
++) {
628 smbus_eeprom_device_init(smbus
, 0x50 + i
, eeprom_buf
+ (i
* 256));
633 i440fx_init_memory_mappings(i440fx_state
);
641 max_bus
= drive_get_max_bus(IF_SCSI
);
643 for (bus
= 0; bus
<= max_bus
; bus
++) {
644 scsi
= lsi_scsi_init(pci_bus
, -1);
645 for (unit
= 0; unit
< LSI_MAX_DEVS
; unit
++) {
646 index
= drive_get_index(IF_SCSI
, bus
, unit
);
649 lsi_scsi_attach(scsi
, drives_table
[index
].bdrv
, unit
);
655 static void ipf_init_pci(ram_addr_t ram_size
, int vga_ram_size
,
656 const char *boot_device
, DisplayState
*ds
,
657 const char *kernel_filename
,
658 const char *kernel_cmdline
,
659 const char *initrd_filename
,
660 const char *cpu_model
)
662 ipf_init1(ram_size
, vga_ram_size
, boot_device
, ds
,
663 kernel_filename
, kernel_cmdline
,
664 initrd_filename
, 1, cpu_model
);
667 QEMUMachine ipf_machine
= {