#include "hw.h"
#include "nvram.h"
#include "pc.h"
+#include "serial.h"
#include "fdc.h"
#include "net.h"
#include "sysemu.h"
#include "isa.h"
#include "pci.h"
-#include "prep_pci.h"
-#include "usb-ohci.h"
+#include "pci_host.h"
#include "ppc.h"
#include "boards.h"
#include "qemu-log.h"
#include "loader.h"
#include "mc146818rtc.h"
#include "blockdev.h"
+#include "arch_init.h"
#include "exec-memory.h"
//#define HARD_DEBUG_PPC_IO
static uint32_t ne2000_io[NE2000_NB_MAX] = { 0x300, 0x320, 0x340, 0x360, 0x280, 0x380 };
static int ne2000_irq[NE2000_NB_MAX] = { 9, 10, 11, 3, 4, 5 };
-//static ISADevice *pit;
-
/* ISA IO ports bridge */
#define PPC_IO_BASE 0x80000000
-#if 0
-/* Speaker port 0x61 */
-static int speaker_data_on;
-static int dummy_refresh_clock;
-#endif
-
-static void speaker_ioport_write (void *opaque, uint32_t addr, uint32_t val)
-{
-#if 0
- speaker_data_on = (val >> 1) & 1;
- pit_set_gate(pit, 2, val & 1);
-#endif
-}
-
-static uint32_t speaker_ioport_read (void *opaque, uint32_t addr)
-{
-#if 0
- int out;
- out = pit_get_out(pit, 2, qemu_get_clock_ns(vm_clock));
- dummy_refresh_clock ^= 1;
- return (speaker_data_on << 1) | pit_get_gate(pit, 2) | (out << 5) |
- (dummy_refresh_clock << 4);
-#endif
- return 0;
-}
-
-/* PCI intack register */
-/* Read-only register (?) */
-static void _PPC_intack_write (void *opaque,
- target_phys_addr_t addr, uint32_t value)
-{
-#if 0
- printf("%s: 0x" TARGET_FMT_plx " => 0x%08" PRIx32 "\n", __func__, addr,
- value);
-#endif
-}
-
-static inline uint32_t _PPC_intack_read(target_phys_addr_t addr)
-{
- uint32_t retval = 0;
-
- if ((addr & 0xf) == 0)
- retval = pic_intack_read(isa_pic);
-#if 0
- printf("%s: 0x" TARGET_FMT_plx " <= %08" PRIx32 "\n", __func__, addr,
- retval);
-#endif
-
- return retval;
-}
-
-static uint32_t PPC_intack_readb (void *opaque, target_phys_addr_t addr)
-{
- return _PPC_intack_read(addr);
-}
-
-static uint32_t PPC_intack_readw (void *opaque, target_phys_addr_t addr)
-{
- return _PPC_intack_read(addr);
-}
-
-static uint32_t PPC_intack_readl (void *opaque, target_phys_addr_t addr)
-{
- return _PPC_intack_read(addr);
-}
-
-static CPUWriteMemoryFunc * const PPC_intack_write[] = {
- &_PPC_intack_write,
- &_PPC_intack_write,
- &_PPC_intack_write,
-};
-
-static CPUReadMemoryFunc * const PPC_intack_read[] = {
- &PPC_intack_readb,
- &PPC_intack_readw,
- &PPC_intack_readl,
-};
-
/* PowerPC control and status registers */
#if 0 // Not used
static struct {
} XCSR;
static void PPC_XCSR_writeb (void *opaque,
- target_phys_addr_t addr, uint32_t value)
+ hwaddr addr, uint32_t value)
{
printf("%s: 0x" TARGET_FMT_plx " => 0x%08" PRIx32 "\n", __func__, addr,
value);
}
static void PPC_XCSR_writew (void *opaque,
- target_phys_addr_t addr, uint32_t value)
+ hwaddr addr, uint32_t value)
{
printf("%s: 0x" TARGET_FMT_plx " => 0x%08" PRIx32 "\n", __func__, addr,
value);
}
static void PPC_XCSR_writel (void *opaque,
- target_phys_addr_t addr, uint32_t value)
+ hwaddr addr, uint32_t value)
{
printf("%s: 0x" TARGET_FMT_plx " => 0x%08" PRIx32 "\n", __func__, addr,
value);
}
-static uint32_t PPC_XCSR_readb (void *opaque, target_phys_addr_t addr)
+static uint32_t PPC_XCSR_readb (void *opaque, hwaddr addr)
{
uint32_t retval = 0;
return retval;
}
-static uint32_t PPC_XCSR_readw (void *opaque, target_phys_addr_t addr)
+static uint32_t PPC_XCSR_readw (void *opaque, hwaddr addr)
{
uint32_t retval = 0;
return retval;
}
-static uint32_t PPC_XCSR_readl (void *opaque, target_phys_addr_t addr)
+static uint32_t PPC_XCSR_readl (void *opaque, hwaddr addr)
{
uint32_t retval = 0;
return retval;
}
-static CPUWriteMemoryFunc * const PPC_XCSR_write[] = {
- &PPC_XCSR_writeb,
- &PPC_XCSR_writew,
- &PPC_XCSR_writel,
+static const MemoryRegionOps PPC_XCSR_ops = {
+ .old_mmio = {
+ .read = { PPC_XCSR_readb, PPC_XCSR_readw, PPC_XCSR_readl, },
+ .write = { PPC_XCSR_writeb, PPC_XCSR_writew, PPC_XCSR_writel, },
+ },
+ .endianness = DEVICE_LITTLE_ENDIAN,
};
-static CPUReadMemoryFunc * const PPC_XCSR_read[] = {
- &PPC_XCSR_readb,
- &PPC_XCSR_readw,
- &PPC_XCSR_readl,
-};
#endif
/* Fake super-io ports for PREP platform (Intel 82378ZB) */
return retval;
}
-static inline target_phys_addr_t prep_IO_address(sysctrl_t *sysctrl,
- target_phys_addr_t addr)
+static inline hwaddr prep_IO_address(sysctrl_t *sysctrl,
+ hwaddr addr)
{
if (sysctrl->contiguous_map == 0) {
/* 64 KB contiguous space for IOs */
return addr;
}
-static void PPC_prep_io_writeb (void *opaque, target_phys_addr_t addr,
+static void PPC_prep_io_writeb (void *opaque, hwaddr addr,
uint32_t value)
{
sysctrl_t *sysctrl = opaque;
cpu_outb(addr, value);
}
-static uint32_t PPC_prep_io_readb (void *opaque, target_phys_addr_t addr)
+static uint32_t PPC_prep_io_readb (void *opaque, hwaddr addr)
{
sysctrl_t *sysctrl = opaque;
uint32_t ret;
return ret;
}
-static void PPC_prep_io_writew (void *opaque, target_phys_addr_t addr,
+static void PPC_prep_io_writew (void *opaque, hwaddr addr,
uint32_t value)
{
sysctrl_t *sysctrl = opaque;
cpu_outw(addr, value);
}
-static uint32_t PPC_prep_io_readw (void *opaque, target_phys_addr_t addr)
+static uint32_t PPC_prep_io_readw (void *opaque, hwaddr addr)
{
sysctrl_t *sysctrl = opaque;
uint32_t ret;
return ret;
}
-static void PPC_prep_io_writel (void *opaque, target_phys_addr_t addr,
+static void PPC_prep_io_writel (void *opaque, hwaddr addr,
uint32_t value)
{
sysctrl_t *sysctrl = opaque;
cpu_outl(addr, value);
}
-static uint32_t PPC_prep_io_readl (void *opaque, target_phys_addr_t addr)
+static uint32_t PPC_prep_io_readl (void *opaque, hwaddr addr)
{
sysctrl_t *sysctrl = opaque;
uint32_t ret;
return ret;
}
-static CPUWriteMemoryFunc * const PPC_prep_io_write[] = {
- &PPC_prep_io_writeb,
- &PPC_prep_io_writew,
- &PPC_prep_io_writel,
-};
-
-static CPUReadMemoryFunc * const PPC_prep_io_read[] = {
- &PPC_prep_io_readb,
- &PPC_prep_io_readw,
- &PPC_prep_io_readl,
+static const MemoryRegionOps PPC_prep_io_ops = {
+ .old_mmio = {
+ .read = { PPC_prep_io_readb, PPC_prep_io_readw, PPC_prep_io_readl },
+ .write = { PPC_prep_io_writeb, PPC_prep_io_writew, PPC_prep_io_writel },
+ },
+ .endianness = DEVICE_LITTLE_ENDIAN,
};
#define NVRAM_SIZE 0x2000
static void cpu_request_exit(void *opaque, int irq, int level)
{
- CPUState *env = cpu_single_env;
+ CPUPPCState *env = cpu_single_env;
if (env && level) {
cpu_exit(env);
}
}
+static void ppc_prep_reset(void *opaque)
+{
+ PowerPCCPU *cpu = opaque;
+
+ cpu_reset(CPU(cpu));
+}
+
/* PowerPC PREP hardware initialisation */
-static void ppc_prep_init (ram_addr_t ram_size,
- const char *boot_device,
- const char *kernel_filename,
- const char *kernel_cmdline,
- const char *initrd_filename,
- const char *cpu_model)
+static void ppc_prep_init(QEMUMachineInitArgs *args)
{
- CPUState *env = NULL;
+ ram_addr_t ram_size = args->ram_size;
+ const char *cpu_model = args->cpu_model;
+ const char *kernel_filename = args->kernel_filename;
+ const char *kernel_cmdline = args->kernel_cmdline;
+ const char *initrd_filename = args->initrd_filename;
+ const char *boot_device = args->boot_device;
+ MemoryRegion *sysmem = get_system_memory();
+ PowerPCCPU *cpu = NULL;
+ CPUPPCState *env = NULL;
char *filename;
nvram_t nvram;
M48t59State *m48t59;
- int PPC_io_memory;
+ MemoryRegion *PPC_io_memory = g_new(MemoryRegion, 1);
+#if 0
+ MemoryRegion *xcsr = g_new(MemoryRegion, 1);
+#endif
int linux_boot, i, nb_nics1, bios_size;
- ram_addr_t ram_offset, bios_offset;
+ MemoryRegion *ram = g_new(MemoryRegion, 1);
+ MemoryRegion *bios = g_new(MemoryRegion, 1);
uint32_t kernel_base, initrd_base;
long kernel_size, initrd_size;
+ DeviceState *dev;
+ PCIHostState *pcihost;
PCIBus *pci_bus;
- qemu_irq *i8259;
+ PCIDevice *pci;
+ ISABus *isa_bus;
qemu_irq *cpu_exit_irq;
int ppc_boot_device;
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
if (cpu_model == NULL)
cpu_model = "602";
for (i = 0; i < smp_cpus; i++) {
- env = cpu_init(cpu_model);
- if (!env) {
+ cpu = cpu_ppc_init(cpu_model);
+ if (cpu == NULL) {
fprintf(stderr, "Unable to find PowerPC CPU definition\n");
exit(1);
}
+ env = &cpu->env;
+
if (env->flags & POWERPC_FLAG_RTC_CLK) {
/* POWER / PowerPC 601 RTC clock frequency is 7.8125 MHz */
cpu_ppc_tb_init(env, 7812500UL);
/* Set time-base frequency to 100 Mhz */
cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL);
}
- qemu_register_reset((QEMUResetHandler*)&cpu_reset, env);
+ qemu_register_reset(ppc_prep_reset, cpu);
}
/* allocate RAM */
- ram_offset = qemu_ram_alloc(NULL, "ppc_prep.ram", ram_size);
- cpu_register_physical_memory(0, ram_size, ram_offset);
+ memory_region_init_ram(ram, "ppc_prep.ram", ram_size);
+ vmstate_register_ram_global(ram);
+ memory_region_add_subregion(sysmem, 0, ram);
/* allocate and load BIOS */
- bios_offset = qemu_ram_alloc(NULL, "ppc_prep.bios", BIOS_SIZE);
+ memory_region_init_ram(bios, "ppc_prep.bios", BIOS_SIZE);
+ memory_region_set_readonly(bios, true);
+ memory_region_add_subregion(sysmem, (uint32_t)(-BIOS_SIZE), bios);
+ vmstate_register_ram_global(bios);
if (bios_name == NULL)
bios_name = BIOS_FILENAME;
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
bios_size = -1;
}
if (bios_size > 0 && bios_size <= BIOS_SIZE) {
- target_phys_addr_t bios_addr;
+ hwaddr bios_addr;
bios_size = (bios_size + 0xfff) & ~0xfff;
bios_addr = (uint32_t)(-bios_size);
- cpu_register_physical_memory(bios_addr, bios_size,
- bios_offset | IO_MEM_ROM);
bios_size = load_image_targphys(filename, bios_addr, bios_size);
}
if (bios_size < 0 || bios_size > BIOS_SIZE) {
}
}
- isa_mem_base = 0xc0000000;
if (PPC_INPUT(env) != PPC_FLAGS_INPUT_6xx) {
hw_error("Only 6xx bus is supported on PREP machine\n");
}
- i8259 = i8259_init(first_cpu->irq_inputs[PPC6xx_INPUT_INT]);
- pci_bus = pci_prep_init(i8259, get_system_memory(), get_system_io());
- /* Hmm, prep has no pci-isa bridge ??? */
- isa_bus_new(NULL);
- isa_bus_irqs(i8259);
- // pci_bus = i440fx_init();
+
+ dev = qdev_create(NULL, "raven-pcihost");
+ pcihost = PCI_HOST_BRIDGE(dev);
+ pcihost->address_space = get_system_memory();
+ object_property_add_child(qdev_get_machine(), "raven", OBJECT(dev), NULL);
+ qdev_init_nofail(dev);
+ pci_bus = (PCIBus *)qdev_get_child_bus(dev, "pci.0");
+ if (pci_bus == NULL) {
+ fprintf(stderr, "Couldn't create PCI host controller.\n");
+ exit(1);
+ }
+
+ /* PCI -> ISA bridge */
+ pci = pci_create_simple(pci_bus, PCI_DEVFN(1, 0), "i82378");
+ cpu_exit_irq = qemu_allocate_irqs(cpu_request_exit, NULL, 1);
+ qdev_connect_gpio_out(&pci->qdev, 0,
+ first_cpu->irq_inputs[PPC6xx_INPUT_INT]);
+ qdev_connect_gpio_out(&pci->qdev, 1, *cpu_exit_irq);
+ sysbus_connect_irq(&pcihost->busdev, 0, qdev_get_gpio_in(&pci->qdev, 9));
+ sysbus_connect_irq(&pcihost->busdev, 1, qdev_get_gpio_in(&pci->qdev, 11));
+ sysbus_connect_irq(&pcihost->busdev, 2, qdev_get_gpio_in(&pci->qdev, 9));
+ sysbus_connect_irq(&pcihost->busdev, 3, qdev_get_gpio_in(&pci->qdev, 11));
+ isa_bus = DO_UPCAST(ISABus, qbus, qdev_get_child_bus(&pci->qdev, "isa.0"));
+
/* Register 8 MB of ISA IO space (needed for non-contiguous map) */
- PPC_io_memory = cpu_register_io_memory(PPC_prep_io_read,
- PPC_prep_io_write, sysctrl,
- DEVICE_LITTLE_ENDIAN);
- cpu_register_physical_memory(0x80000000, 0x00800000, PPC_io_memory);
+ memory_region_init_io(PPC_io_memory, &PPC_prep_io_ops, sysctrl,
+ "ppc-io", 0x00800000);
+ memory_region_add_subregion(sysmem, 0x80000000, PPC_io_memory);
/* init basic PC hardware */
pci_vga_init(pci_bus);
- // openpic = openpic_init(0x00000000, 0xF0000000, 1);
- // pit = pit_init(0x40, 0);
- rtc_init(2000, NULL);
if (serial_hds[0])
- serial_isa_init(0, serial_hds[0]);
+ serial_isa_init(isa_bus, 0, serial_hds[0]);
nb_nics1 = nb_nics;
if (nb_nics1 > NE2000_NB_MAX)
nb_nics1 = NE2000_NB_MAX;
nd_table[i].model = g_strdup("ne2k_isa");
}
if (strcmp(nd_table[i].model, "ne2k_isa") == 0) {
- isa_ne2000_init(ne2000_io[i], ne2000_irq[i], &nd_table[i]);
+ isa_ne2000_init(isa_bus, ne2000_io[i], ne2000_irq[i],
+ &nd_table[i]);
} else {
pci_nic_init_nofail(&nd_table[i], "ne2k_pci", NULL);
}
ide_drive_get(hd, MAX_IDE_BUS);
for(i = 0; i < MAX_IDE_BUS; i++) {
- isa_ide_init(ide_iobase[i], ide_iobase2[i], ide_irq[i],
+ isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i], ide_irq[i],
hd[2 * i],
hd[2 * i + 1]);
}
- isa_create_simple("i8042");
-
- cpu_exit_irq = qemu_allocate_irqs(cpu_request_exit, NULL, 1);
- DMA_init(1, cpu_exit_irq);
+ isa_create_simple(isa_bus, "i8042");
// SB16_init();
for(i = 0; i < MAX_FD; i++) {
fd[i] = drive_get(IF_FLOPPY, 0, i);
}
- fdctrl_init_isa(fd);
+ fdctrl_init_isa(isa_bus, fd);
- /* Register speaker port */
- register_ioport_read(0x61, 1, 1, speaker_ioport_read, NULL);
- register_ioport_write(0x61, 1, 1, speaker_ioport_write, NULL);
/* Register fake IO ports for PREP */
sysctrl->reset_irq = first_cpu->irq_inputs[PPC6xx_INPUT_HRESET];
register_ioport_read(0x398, 2, 1, &PREP_io_read, sysctrl);
register_ioport_write(0x0092, 0x01, 1, &PREP_io_800_writeb, sysctrl);
register_ioport_read(0x0800, 0x52, 1, &PREP_io_800_readb, sysctrl);
register_ioport_write(0x0800, 0x52, 1, &PREP_io_800_writeb, sysctrl);
- /* PCI intack location */
- PPC_io_memory = cpu_register_io_memory(PPC_intack_read,
- PPC_intack_write, NULL,
- DEVICE_LITTLE_ENDIAN);
- cpu_register_physical_memory(0xBFFFFFF0, 0x4, PPC_io_memory);
/* PowerPC control and status register group */
#if 0
- PPC_io_memory = cpu_register_io_memory(PPC_XCSR_read, PPC_XCSR_write,
- NULL, DEVICE_LITTLE_ENDIAN);
- cpu_register_physical_memory(0xFEFF0000, 0x1000, PPC_io_memory);
+ memory_region_init_io(xcsr, &PPC_XCSR_ops, NULL, "ppc-xcsr", 0x1000);
+ memory_region_add_subregion(sysmem, 0xFEFF0000, xcsr);
#endif
- if (usb_enabled) {
- usb_ohci_init_pci(pci_bus, -1);
+ if (usb_enabled(false)) {
+ pci_create_simple(pci_bus, -1, "pci-ohci");
}
- m48t59 = m48t59_init(i8259[8], 0, 0x0074, NVRAM_SIZE, 59);
+ m48t59 = m48t59_init_isa(isa_bus, 0x0074, NVRAM_SIZE, 59);
if (m48t59 == NULL)
return;
sysctrl->nvram = m48t59;
/* Special port to get debug messages from Open-Firmware */
register_ioport_write(0x0F00, 4, 1, &PPC_debug_write, NULL);
+
+ /* Initialize audio subsystem */
+ audio_init(isa_bus, pci_bus);
}
static QEMUMachine prep_machine = {
projects / qemu.git / blobdiff