*/
#include "hw.h"
#include "pc.h"
+#include "serial.h"
#include "apic.h"
#include "fdc.h"
#include "ide.h"
#include "pci.h"
-#include "vmware_vga.h"
#include "monitor.h"
#include "fw_cfg.h"
#include "hpet_emul.h"
#include "sysbus.h"
#include "sysemu.h"
#include "kvm.h"
+#include "kvm_i386.h"
#include "xen.h"
#include "blockdev.h"
+#include "hw/block-common.h"
#include "ui/qemu-spice.h"
#include "memory.h"
#include "exec-memory.h"
-
-/* output Bochs bios info messages */
-//#define DEBUG_BIOS
+#include "arch_init.h"
+#include "bitmap.h"
/* debug PC/ISA interrupts */
//#define DEBUG_IRQ
#define FW_CFG_E820_TABLE (FW_CFG_ARCH_LOCAL + 3)
#define FW_CFG_HPET (FW_CFG_ARCH_LOCAL + 4)
-#define MSI_ADDR_BASE 0xfee00000
-
#define E820_NR_ENTRIES 16
struct e820_entry {
return val;
}
-static void cmos_init_hd(int type_ofs, int info_ofs, BlockDriverState *hd,
- ISADevice *s)
+static void cmos_init_hd(ISADevice *s, int type_ofs, int info_ofs,
+ int16_t cylinders, int8_t heads, int8_t sectors)
{
- int cylinders, heads, sectors;
- bdrv_get_geometry_hint(hd, &cylinders, &heads, §ors);
rtc_set_memory(s, type_ofs, 47);
rtc_set_memory(s, info_ofs, cylinders);
rtc_set_memory(s, info_ofs + 1, cylinders >> 8);
typedef struct pc_cmos_init_late_arg {
ISADevice *rtc_state;
- BusState *idebus0, *idebus1;
+ BusState *idebus[2];
} pc_cmos_init_late_arg;
static void pc_cmos_init_late(void *opaque)
{
pc_cmos_init_late_arg *arg = opaque;
ISADevice *s = arg->rtc_state;
+ int16_t cylinders;
+ int8_t heads, sectors;
int val;
- BlockDriverState *hd_table[4];
- int i;
+ int i, trans;
- ide_get_bs(hd_table, arg->idebus0);
- ide_get_bs(hd_table + 2, arg->idebus1);
-
- rtc_set_memory(s, 0x12, (hd_table[0] ? 0xf0 : 0) | (hd_table[1] ? 0x0f : 0));
- if (hd_table[0])
- cmos_init_hd(0x19, 0x1b, hd_table[0], s);
- if (hd_table[1])
- cmos_init_hd(0x1a, 0x24, hd_table[1], s);
+ val = 0;
+ if (ide_get_geometry(arg->idebus[0], 0,
+ &cylinders, &heads, §ors) >= 0) {
+ cmos_init_hd(s, 0x19, 0x1b, cylinders, heads, sectors);
+ val |= 0xf0;
+ }
+ if (ide_get_geometry(arg->idebus[0], 1,
+ &cylinders, &heads, §ors) >= 0) {
+ cmos_init_hd(s, 0x1a, 0x24, cylinders, heads, sectors);
+ val |= 0x0f;
+ }
+ rtc_set_memory(s, 0x12, val);
val = 0;
for (i = 0; i < 4; i++) {
- if (hd_table[i]) {
- int cylinders, heads, sectors, translation;
- /* NOTE: bdrv_get_geometry_hint() returns the physical
- geometry. It is always such that: 1 <= sects <= 63, 1
- <= heads <= 16, 1 <= cylinders <= 16383. The BIOS
- geometry can be different if a translation is done. */
- translation = bdrv_get_translation_hint(hd_table[i]);
- if (translation == BIOS_ATA_TRANSLATION_AUTO) {
- bdrv_get_geometry_hint(hd_table[i], &cylinders, &heads, §ors);
- if (cylinders <= 1024 && heads <= 16 && sectors <= 63) {
- /* No translation. */
- translation = 0;
- } else {
- /* LBA translation. */
- translation = 1;
- }
- } else {
- translation--;
- }
- val |= translation << (i * 2);
+ /* NOTE: ide_get_geometry() returns the physical
+ geometry. It is always such that: 1 <= sects <= 63, 1
+ <= heads <= 16, 1 <= cylinders <= 16383. The BIOS
+ geometry can be different if a translation is done. */
+ if (ide_get_geometry(arg->idebus[i / 2], i % 2,
+ &cylinders, &heads, §ors) >= 0) {
+ trans = ide_get_bios_chs_trans(arg->idebus[i / 2], i % 2) - 1;
+ assert((trans & ~3) == 0);
+ val |= trans << (i * 2);
}
}
rtc_set_memory(s, 0x39, val);
ISADevice *floppy, BusState *idebus0, BusState *idebus1,
ISADevice *s)
{
- int val, nb, nb_heads, max_track, last_sect, i;
+ int val, nb, i;
FDriveType fd_type[2] = { FDRIVE_DRV_NONE, FDRIVE_DRV_NONE };
- FDriveRate rate;
- BlockDriverState *fd[MAX_FD];
static pc_cmos_init_late_arg arg;
/* various important CMOS locations needed by PC/Bochs bios */
/* memory size */
- val = 640; /* base memory in K */
+ /* base memory (first MiB) */
+ val = MIN(ram_size / 1024, 640);
rtc_set_memory(s, 0x15, val);
rtc_set_memory(s, 0x16, val >> 8);
-
- val = (ram_size / 1024) - 1024;
+ /* extended memory (next 64MiB) */
+ if (ram_size > 1024 * 1024) {
+ val = (ram_size - 1024 * 1024) / 1024;
+ } else {
+ val = 0;
+ }
if (val > 65535)
val = 65535;
rtc_set_memory(s, 0x17, val);
rtc_set_memory(s, 0x18, val >> 8);
rtc_set_memory(s, 0x30, val);
rtc_set_memory(s, 0x31, val >> 8);
-
- if (above_4g_mem_size) {
- rtc_set_memory(s, 0x5b, (unsigned int)above_4g_mem_size >> 16);
- rtc_set_memory(s, 0x5c, (unsigned int)above_4g_mem_size >> 24);
- rtc_set_memory(s, 0x5d, (uint64_t)above_4g_mem_size >> 32);
- }
-
- if (ram_size > (16 * 1024 * 1024))
- val = (ram_size / 65536) - ((16 * 1024 * 1024) / 65536);
- else
+ /* memory between 16MiB and 4GiB */
+ if (ram_size > 16 * 1024 * 1024) {
+ val = (ram_size - 16 * 1024 * 1024) / 65536;
+ } else {
val = 0;
+ }
if (val > 65535)
val = 65535;
rtc_set_memory(s, 0x34, val);
rtc_set_memory(s, 0x35, val >> 8);
+ /* memory above 4GiB */
+ val = above_4g_mem_size / 65536;
+ rtc_set_memory(s, 0x5b, val);
+ rtc_set_memory(s, 0x5c, val >> 8);
+ rtc_set_memory(s, 0x5d, val >> 16);
/* set the number of CPU */
rtc_set_memory(s, 0x5f, smp_cpus - 1);
/* floppy type */
if (floppy) {
- fdc_get_bs(fd, floppy);
for (i = 0; i < 2; i++) {
- if (fd[i] && bdrv_is_inserted(fd[i])) {
- bdrv_get_floppy_geometry_hint(fd[i], &nb_heads, &max_track,
- &last_sect, FDRIVE_DRV_NONE,
- &fd_type[i], &rate);
- }
+ fd_type[i] = isa_fdc_get_drive_type(floppy, i);
}
}
val = (cmos_get_fd_drive_type(fd_type[0]) << 4) |
/* hard drives */
arg.rtc_state = s;
- arg.idebus0 = idebus0;
- arg.idebus1 = idebus1;
+ arg.idebus[0] = idebus0;
+ arg.idebus[1] = idebus1;
qemu_register_reset(pc_cmos_init_late, &arg);
}
qemu_irq *a20_out;
} Port92State;
-static void port92_write(void *opaque, uint32_t addr, uint32_t val)
+static void port92_write(void *opaque, hwaddr addr, uint64_t val,
+ unsigned size)
{
Port92State *s = opaque;
}
}
-static uint32_t port92_read(void *opaque, uint32_t addr)
+static uint64_t port92_read(void *opaque, hwaddr addr,
+ unsigned size)
{
Port92State *s = opaque;
uint32_t ret;
s->outport &= ~1;
}
-static const MemoryRegionPortio port92_portio[] = {
- { 0, 1, 1, .read = port92_read, .write = port92_write },
- PORTIO_END_OF_LIST(),
-};
-
static const MemoryRegionOps port92_ops = {
- .old_portio = port92_portio
+ .read = port92_read,
+ .write = port92_write,
+ .impl = {
+ .min_access_size = 1,
+ .max_access_size = 1,
+ },
+ .endianness = DEVICE_LITTLE_ENDIAN,
};
static int port92_initfn(ISADevice *dev)
static int shutdown_index = 0;
switch(addr) {
- /* Bochs BIOS messages */
- case 0x400:
- case 0x401:
- /* used to be panic, now unused */
- break;
- case 0x402:
- case 0x403:
-#ifdef DEBUG_BIOS
- fprintf(stderr, "%c", val);
-#endif
- break;
case 0x8900:
/* same as Bochs power off */
if (val == shutdown_str[shutdown_index]) {
}
break;
- /* LGPL'ed VGA BIOS messages */
case 0x501:
case 0x502:
exit((val << 1) | 1);
- case 0x500:
- case 0x503:
-#ifdef DEBUG_BIOS
- fprintf(stderr, "%c", val);
-#endif
- break;
}
}
uint64_t *numa_fw_cfg;
int i, j;
- register_ioport_write(0x400, 1, 2, bochs_bios_write, NULL);
- register_ioport_write(0x401, 1, 2, bochs_bios_write, NULL);
- register_ioport_write(0x402, 1, 1, bochs_bios_write, NULL);
- register_ioport_write(0x403, 1, 1, bochs_bios_write, NULL);
register_ioport_write(0x8900, 1, 1, bochs_bios_write, NULL);
register_ioport_write(0x501, 1, 1, bochs_bios_write, NULL);
register_ioport_write(0x501, 1, 2, bochs_bios_write, NULL);
register_ioport_write(0x502, 1, 2, bochs_bios_write, NULL);
- register_ioport_write(0x500, 1, 1, bochs_bios_write, NULL);
- register_ioport_write(0x503, 1, 1, bochs_bios_write, NULL);
fw_cfg = fw_cfg_init(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 1, 0, 0);
numa_fw_cfg[0] = cpu_to_le64(nb_numa_nodes);
for (i = 0; i < max_cpus; i++) {
for (j = 0; j < nb_numa_nodes; j++) {
- if (node_cpumask[j] & (1 << i)) {
+ if (test_bit(i, node_cpumask[j])) {
numa_fw_cfg[i + 1] = cpu_to_le64(j);
break;
}
const char *kernel_filename,
const char *initrd_filename,
const char *kernel_cmdline,
- target_phys_addr_t max_ram_size)
+ hwaddr max_ram_size)
{
uint16_t protocol;
int setup_size, kernel_size, initrd_size = 0, cmdline_size;
uint32_t initrd_max;
uint8_t header[8192], *setup, *kernel, *initrd_data;
- target_phys_addr_t real_addr, prot_addr, cmdline_addr, initrd_addr = 0;
+ hwaddr real_addr, prot_addr, cmdline_addr, initrd_addr = 0;
FILE *f;
char *vmode;
nb_ne2k++;
}
-int cpu_is_bsp(CPUX86State *env)
-{
- /* We hard-wire the BSP to the first CPU. */
- return env->cpu_index == 0;
-}
-
DeviceState *cpu_get_current_apic(void)
{
if (cpu_single_env) {
}
}
-static DeviceState *apic_init(void *env, uint8_t apic_id)
-{
- DeviceState *dev;
- static int apic_mapped;
-
- if (kvm_irqchip_in_kernel()) {
- dev = qdev_create(NULL, "kvm-apic");
- } else if (xen_enabled()) {
- dev = qdev_create(NULL, "xen-apic");
- } else {
- dev = qdev_create(NULL, "apic");
- }
-
- qdev_prop_set_uint8(dev, "id", apic_id);
- qdev_prop_set_ptr(dev, "cpu_env", env);
- qdev_init_nofail(dev);
-
- /* XXX: mapping more APICs at the same memory location */
- if (apic_mapped == 0) {
- /* NOTE: the APIC is directly connected to the CPU - it is not
- on the global memory bus. */
- /* XXX: what if the base changes? */
- sysbus_mmio_map(sysbus_from_qdev(dev), 0, MSI_ADDR_BASE);
- apic_mapped = 1;
- }
-
- /* KVM does not support MSI yet. */
- if (!kvm_irqchip_in_kernel()) {
- msi_supported = true;
- }
-
- if (xen_enabled()) {
- msi_supported = true;
- }
-
- return dev;
-}
-
void pc_acpi_smi_interrupt(void *opaque, int irq, int level)
{
CPUX86State *s = opaque;
}
}
-static void pc_cpu_reset(void *opaque)
-{
- CPUX86State *env = opaque;
-
- cpu_state_reset(env);
- env->halted = !cpu_is_bsp(env);
-}
-
-static CPUX86State *pc_new_cpu(const char *cpu_model)
-{
- CPUX86State *env;
-
- env = cpu_init(cpu_model);
- if (!env) {
- fprintf(stderr, "Unable to find x86 CPU definition\n");
- exit(1);
- }
- if ((env->cpuid_features & CPUID_APIC) || smp_cpus > 1) {
- env->apic_state = apic_init(env, env->cpuid_apic_id);
- }
- qemu_register_reset(pc_cpu_reset, env);
- pc_cpu_reset(env);
- return env;
-}
-
void pc_cpus_init(const char *cpu_model)
{
int i;
#endif
}
- for(i = 0; i < smp_cpus; i++) {
- pc_new_cpu(cpu_model);
+ for (i = 0; i < smp_cpus; i++) {
+ if (!cpu_x86_init(cpu_model)) {
+ fprintf(stderr, "Unable to find x86 CPU definition\n");
+ exit(1);
+ }
}
}
-void pc_memory_init(MemoryRegion *system_memory,
+void *pc_memory_init(MemoryRegion *system_memory,
const char *kernel_filename,
const char *kernel_cmdline,
const char *initrd_filename,
for (i = 0; i < nb_option_roms; i++) {
rom_add_option(option_rom[i].name, option_rom[i].bootindex);
}
+ return fw_cfg;
}
qemu_irq *pc_allocate_cpu_irq(void)
{
DeviceState *dev = NULL;
- if (cirrus_vga_enabled) {
- if (pci_bus) {
- dev = pci_cirrus_vga_init(pci_bus);
- } else {
- dev = &isa_create_simple(isa_bus, "isa-cirrus-vga")->qdev;
- }
- } else if (vmsvga_enabled) {
- if (pci_bus) {
- dev = pci_vmsvga_init(pci_bus);
- } else {
- fprintf(stderr, "%s: vmware_vga: no PCI bus\n", __FUNCTION__);
- }
-#ifdef CONFIG_SPICE
- } else if (qxl_enabled) {
- if (pci_bus) {
- dev = &pci_create_simple(pci_bus, -1, "qxl-vga")->qdev;
- } else {
- fprintf(stderr, "%s: qxl: no PCI bus\n", __FUNCTION__);
- }
-#endif
- } else if (std_vga_enabled) {
- if (pci_bus) {
- dev = pci_vga_init(pci_bus);
- } else {
- dev = isa_vga_init(isa_bus);
- }
+ if (pci_bus) {
+ PCIDevice *pcidev = pci_vga_init(pci_bus);
+ dev = pcidev ? &pcidev->qdev : NULL;
+ } else if (isa_bus) {
+ ISADevice *isadev = isa_vga_init(isa_bus);
+ dev = isadev ? &isadev->qdev : NULL;
}
-
return dev;
}
qemu_irq pit_alt_irq = NULL;
qemu_irq rtc_irq = NULL;
qemu_irq *a20_line;
- ISADevice *i8042, *port92, *vmmouse, *pit;
+ ISADevice *i8042, *port92, *vmmouse, *pit = NULL;
qemu_irq *cpu_exit_irq;
register_ioport_write(0x80, 1, 1, ioport80_write, NULL);
qemu_register_boot_set(pc_boot_set, *rtc_state);
- if (kvm_irqchip_in_kernel()) {
- pit = kvm_pit_init(isa_bus, 0x40);
- } else {
- pit = pit_init(isa_bus, 0x40, pit_isa_irq, pit_alt_irq);
- }
- if (hpet) {
- /* connect PIT to output control line of the HPET */
- qdev_connect_gpio_out(hpet, 0, qdev_get_gpio_in(&pit->qdev, 0));
+ if (!xen_enabled()) {
+ if (kvm_irqchip_in_kernel()) {
+ pit = kvm_pit_init(isa_bus, 0x40);
+ } else {
+ pit = pit_init(isa_bus, 0x40, pit_isa_irq, pit_alt_irq);
+ }
+ if (hpet) {
+ /* connect PIT to output control line of the HPET */
+ qdev_connect_gpio_out(hpet, 0, qdev_get_gpio_in(&pit->qdev, 0));
+ }
+ pcspk_init(isa_bus, pit);
}
- pcspk_init(isa_bus, pit);
for(i = 0; i < MAX_SERIAL_PORTS; i++) {
if (serial_hds[i]) {
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