#include "firmware_abi.h"
#include "fw_cfg.h"
#include "sysbus.h"
+#include "ide.h"
//#define DEBUG_IRQ
#define NVRAM_SIZE 0x2000
#define MAX_IDE_BUS 2
#define BIOS_CFG_IOPORT 0x510
+#define FW_CFG_SPARC64_WIDTH (FW_CFG_ARCH_LOCAL + 0x00)
+#define FW_CFG_SPARC64_HEIGHT (FW_CFG_ARCH_LOCAL + 0x01)
+#define FW_CFG_SPARC64_DEPTH (FW_CFG_ARCH_LOCAL + 0x02)
#define MAX_PILS 16
return 0;
}
+static unsigned long sun4u_load_kernel(const char *kernel_filename,
+ const char *initrd_filename,
+ ram_addr_t RAM_size, long *initrd_size)
+{
+ int linux_boot;
+ unsigned int i;
+ long kernel_size;
+
+ linux_boot = (kernel_filename != NULL);
+
+ kernel_size = 0;
+ if (linux_boot) {
+ kernel_size = load_elf(kernel_filename, 0, NULL, NULL, NULL);
+ if (kernel_size < 0)
+ kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
+ RAM_size - KERNEL_LOAD_ADDR);
+ if (kernel_size < 0)
+ kernel_size = load_image_targphys(kernel_filename,
+ KERNEL_LOAD_ADDR,
+ RAM_size - KERNEL_LOAD_ADDR);
+ if (kernel_size < 0) {
+ fprintf(stderr, "qemu: could not load kernel '%s'\n",
+ kernel_filename);
+ exit(1);
+ }
+
+ /* load initrd */
+ *initrd_size = 0;
+ if (initrd_filename) {
+ *initrd_size = load_image_targphys(initrd_filename,
+ INITRD_LOAD_ADDR,
+ RAM_size - INITRD_LOAD_ADDR);
+ if (*initrd_size < 0) {
+ fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
+ initrd_filename);
+ exit(1);
+ }
+ }
+ if (*initrd_size > 0) {
+ for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
+ if (ldl_phys(KERNEL_LOAD_ADDR + i) == 0x48647253) { // HdrS
+ stl_phys(KERNEL_LOAD_ADDR + i + 16, INITRD_LOAD_ADDR);
+ stl_phys(KERNEL_LOAD_ADDR + i + 20, *initrd_size);
+ break;
+ }
+ }
+ }
+ }
+ return kernel_size;
+}
void pic_info(Monitor *mon)
{
}
}
-void qemu_system_powerdown(void)
-{
-}
-
typedef struct ResetData {
CPUState *env;
uint64_t reset_addr;
ptimer_set_limit(opaque, -limit, 0);
}
-static const int ide_iobase[2] = { 0x1f0, 0x170 };
-static const int ide_iobase2[2] = { 0x3f6, 0x376 };
-static const int ide_irq[2] = { 14, 15 };
-
static const int serial_io[MAX_SERIAL_PORTS] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8 };
static const int serial_irq[MAX_SERIAL_PORTS] = { 4, 3, 4, 3 };
static const int parallel_io[MAX_PARALLEL_PORTS] = { 0x378, 0x278, 0x3bc };
static const int parallel_irq[MAX_PARALLEL_PORTS] = { 7, 7, 7 };
-static fdctrl_t *floppy_controller;
-
static void ebus_mmio_mapfunc(PCIDevice *pci_dev, int region_num,
uint32_t addr, uint32_t size, int type)
{
}
}
+static void dummy_isa_irq_handler(void *opaque, int n, int level)
+{
+}
+
/* EBUS (Eight bit bus) bridge */
static void
pci_ebus_init(PCIBus *bus, int devfn)
{
+ qemu_irq *isa_irq;
+
pci_create_simple(bus, devfn, "ebus");
+ isa_irq = qemu_allocate_irqs(dummy_isa_irq_handler, NULL, 16);
+ isa_bus_irqs(isa_irq);
}
-static void
+static int
pci_ebus_init1(PCIDevice *s)
{
+ isa_bus_new(&s->qdev);
+
pci_config_set_vendor_id(s->config, PCI_VENDOR_ID_SUN);
pci_config_set_device_id(s->config, PCI_DEVICE_ID_SUN_EBUS);
s->config[0x04] = 0x06; // command = bus master, pci mem
ebus_mmio_mapfunc);
pci_register_bar(s, 1, 0x800000, PCI_ADDRESS_SPACE_MEM,
ebus_mmio_mapfunc);
+ return 0;
}
static PCIDeviceInfo ebus_info = {
}
}
-static void prom_init1(SysBusDevice *dev)
+static int prom_init1(SysBusDevice *dev)
{
ram_addr_t prom_offset;
prom_offset = qemu_ram_alloc(PROM_SIZE_MAX);
sysbus_init_mmio(dev, PROM_SIZE_MAX, prom_offset | IO_MEM_ROM);
+ return 0;
}
static SysBusDeviceInfo prom_info = {
device_init(prom_register_devices);
-static void sun4uv_init(ram_addr_t RAM_size,
- const char *boot_devices,
- const char *kernel_filename, const char *kernel_cmdline,
- const char *initrd_filename, const char *cpu_model,
- const struct hwdef *hwdef)
+
+typedef struct RamDevice
+{
+ SysBusDevice busdev;
+ uint64_t size;
+} RamDevice;
+
+/* System RAM */
+static int ram_init1(SysBusDevice *dev)
+{
+ ram_addr_t RAM_size, ram_offset;
+ RamDevice *d = FROM_SYSBUS(RamDevice, dev);
+
+ RAM_size = d->size;
+
+ ram_offset = qemu_ram_alloc(RAM_size);
+ sysbus_init_mmio(dev, RAM_size, ram_offset);
+ return 0;
+}
+
+static void ram_init(target_phys_addr_t addr, ram_addr_t RAM_size)
+{
+ DeviceState *dev;
+ SysBusDevice *s;
+ RamDevice *d;
+
+ /* allocate RAM */
+ dev = qdev_create(NULL, "memory");
+ s = sysbus_from_qdev(dev);
+
+ d = FROM_SYSBUS(RamDevice, s);
+ d->size = RAM_size;
+ qdev_init(dev);
+
+ sysbus_mmio_map(s, 0, addr);
+}
+
+static SysBusDeviceInfo ram_info = {
+ .init = ram_init1,
+ .qdev.name = "memory",
+ .qdev.size = sizeof(RamDevice),
+ .qdev.props = (Property[]) {
+ DEFINE_PROP_UINT64("size", RamDevice, size, 0),
+ DEFINE_PROP_END_OF_LIST(),
+ }
+};
+
+static void ram_register_devices(void)
+{
+ sysbus_register_withprop(&ram_info);
+}
+
+device_init(ram_register_devices);
+
+static CPUState *cpu_devinit(const char *cpu_model, const struct hwdef *hwdef)
{
CPUState *env;
- m48t59_t *nvram;
- int linux_boot;
- unsigned int i;
- ram_addr_t ram_offset;
- long initrd_size, kernel_size;
- PCIBus *pci_bus, *pci_bus2, *pci_bus3;
QEMUBH *bh;
- qemu_irq *irq;
- int drive_index;
- BlockDriverState *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
- BlockDriverState *fd[MAX_FD];
- void *fw_cfg;
ResetData *reset_info;
- linux_boot = (kernel_filename != NULL);
-
- /* init CPUs */
if (!cpu_model)
cpu_model = hwdef->default_cpu_model;
-
env = cpu_init(cpu_model);
if (!env) {
fprintf(stderr, "Unable to find Sparc CPU definition\n");
env->pc = hwdef->prom_addr + 0x20ULL;
env->npc = env->pc + 4;
- /* allocate RAM */
- ram_offset = qemu_ram_alloc(RAM_size);
- cpu_register_physical_memory(0, RAM_size, ram_offset);
+ return env;
+}
- prom_init(hwdef->prom_addr, bios_name);
+static void sun4uv_init(ram_addr_t RAM_size,
+ const char *boot_devices,
+ const char *kernel_filename, const char *kernel_cmdline,
+ const char *initrd_filename, const char *cpu_model,
+ const struct hwdef *hwdef)
+{
+ CPUState *env;
+ m48t59_t *nvram;
+ unsigned int i;
+ long initrd_size, kernel_size;
+ PCIBus *pci_bus, *pci_bus2, *pci_bus3;
+ qemu_irq *irq;
+ DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
+ BlockDriverState *fd[MAX_FD];
+ void *fw_cfg;
+ DriveInfo *dinfo;
- kernel_size = 0;
- initrd_size = 0;
- if (linux_boot) {
- /* XXX: put correct offset */
- kernel_size = load_elf(kernel_filename, 0, NULL, NULL, NULL);
- if (kernel_size < 0)
- kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
- ram_size - KERNEL_LOAD_ADDR);
- if (kernel_size < 0)
- kernel_size = load_image_targphys(kernel_filename,
- KERNEL_LOAD_ADDR,
- ram_size - KERNEL_LOAD_ADDR);
- if (kernel_size < 0) {
- fprintf(stderr, "qemu: could not load kernel '%s'\n",
- kernel_filename);
- exit(1);
- }
+ /* init CPUs */
+ env = cpu_devinit(cpu_model, hwdef);
+
+ /* set up devices */
+ ram_init(0, RAM_size);
+
+ prom_init(hwdef->prom_addr, bios_name);
- /* load initrd */
- if (initrd_filename) {
- initrd_size = load_image_targphys(initrd_filename,
- INITRD_LOAD_ADDR,
- ram_size - INITRD_LOAD_ADDR);
- if (initrd_size < 0) {
- fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
- initrd_filename);
- exit(1);
- }
- }
- if (initrd_size > 0) {
- for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
- if (ldl_phys(KERNEL_LOAD_ADDR + i) == 0x48647253) { // HdrS
- stl_phys(KERNEL_LOAD_ADDR + i + 16, INITRD_LOAD_ADDR);
- stl_phys(KERNEL_LOAD_ADDR + i + 20, initrd_size);
- break;
- }
- }
- }
- }
irq = qemu_allocate_irqs(cpu_set_irq, env, MAX_PILS);
pci_bus = pci_apb_init(APB_SPECIAL_BASE, APB_MEM_BASE, irq, &pci_bus2,
exit(1);
}
for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) {
- drive_index = drive_get_index(IF_IDE, i / MAX_IDE_DEVS,
- i % MAX_IDE_DEVS);
- if (drive_index != -1)
- hd[i] = drives_table[drive_index].bdrv;
- else
- hd[i] = NULL;
+ hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS,
+ i % MAX_IDE_DEVS);
}
pci_cmd646_ide_init(pci_bus, hd, 1);
- /* FIXME: wire up interrupts. */
- i8042_init(NULL/*1*/, NULL/*12*/, 0x60);
+ isa_create_simple("i8042");
for(i = 0; i < MAX_FD; i++) {
- drive_index = drive_get_index(IF_FLOPPY, 0, i);
- if (drive_index != -1)
- fd[i] = drives_table[drive_index].bdrv;
- else
- fd[i] = NULL;
+ dinfo = drive_get(IF_FLOPPY, 0, i);
+ fd[i] = dinfo ? dinfo->bdrv : NULL;
}
- floppy_controller = fdctrl_init(NULL/*6*/, 2, 0, 0x3f0, fd);
+ fdctrl_init_isa(fd);
+ /* FIXME: wire up interrupts. */
nvram = m48t59_init(NULL/*8*/, 0, 0x0074, NVRAM_SIZE, 59);
+
+ initrd_size = 0;
+ kernel_size = sun4u_load_kernel(kernel_filename, initrd_filename,
+ ram_size, &initrd_size);
+
sun4u_NVRAM_set_params(nvram, NVRAM_SIZE, "Sun4u", RAM_size, boot_devices,
KERNEL_LOAD_ADDR, kernel_size,
kernel_cmdline,
fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_devices[0]);
+
+ fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_WIDTH, graphic_width);
+ fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_HEIGHT, graphic_height);
+ fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_DEPTH, graphic_depth);
+
qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
}
projects / qemu / blobdiff