--- /dev/null
+/*
+ * QEMU Sun4v/Niagara System Emulator
+ *
+ * Copyright (c) 2016 Artyom Tarasenko
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "qemu/osdep.h"
+#include "qapi/error.h"
+#include "qemu-common.h"
+#include "cpu.h"
+#include "hw/hw.h"
+#include "hw/boards.h"
+#include "hw/char/serial.h"
+#include "hw/empty_slot.h"
+#include "hw/loader.h"
+#include "hw/sparc/sparc64.h"
+#include "hw/timer/sun4v-rtc.h"
+#include "exec/address-spaces.h"
+#include "sysemu/block-backend.h"
+
+
+typedef struct NiagaraBoardState {
+ MemoryRegion hv_ram;
+ MemoryRegion partition_ram;
+ MemoryRegion nvram;
+ MemoryRegion md_rom;
+ MemoryRegion hv_rom;
+ MemoryRegion vdisk_ram;
+ MemoryRegion prom;
+} NiagaraBoardState;
+
+#define NIAGARA_HV_RAM_BASE 0x100000ULL
+#define NIAGARA_HV_RAM_SIZE 0x3f00000ULL /* 63 MiB */
+
+#define NIAGARA_PARTITION_RAM_BASE 0x80000000ULL
+
+#define NIAGARA_UART_BASE 0x1f10000000ULL
+
+#define NIAGARA_NVRAM_BASE 0x1f11000000ULL
+#define NIAGARA_NVRAM_SIZE 0x2000
+
+#define NIAGARA_MD_ROM_BASE 0x1f12000000ULL
+#define NIAGARA_MD_ROM_SIZE 0x2000
+
+#define NIAGARA_HV_ROM_BASE 0x1f12080000ULL
+#define NIAGARA_HV_ROM_SIZE 0x2000
+
+#define NIAGARA_IOBBASE 0x9800000000ULL
+#define NIAGARA_IOBSIZE 0x0100000000ULL
+
+#define NIAGARA_VDISK_BASE 0x1f40000000ULL
+#define NIAGARA_RTC_BASE 0xfff0c1fff8ULL
+#define NIAGARA_UART_BASE 0x1f10000000ULL
+
+/* Firmware layout
+ *
+ * |------------------|
+ * | openboot.bin |
+ * |------------------| PROM_ADDR + OBP_OFFSET
+ * | q.bin |
+ * |------------------| PROM_ADDR + Q_OFFSET
+ * | reset.bin |
+ * |------------------| PROM_ADDR
+ */
+#define NIAGARA_PROM_BASE 0xfff0000000ULL
+#define NIAGARA_Q_OFFSET 0x10000ULL
+#define NIAGARA_OBP_OFFSET 0x80000ULL
+#define PROM_SIZE_MAX (4 * 1024 * 1024)
+
+/* Niagara hardware initialisation */
+static void niagara_init(MachineState *machine)
+{
+ NiagaraBoardState *s = g_new(NiagaraBoardState, 1);
+ DriveInfo *dinfo = drive_get_next(IF_PFLASH);
+ MemoryRegion *sysmem = get_system_memory();
+
+ /* init CPUs */
+ sparc64_cpu_devinit(machine->cpu_model, "Sun UltraSparc T1",
+ NIAGARA_PROM_BASE);
+ /* set up devices */
+ memory_region_allocate_system_memory(&s->hv_ram, NULL, "sun4v-hv.ram",
+ NIAGARA_HV_RAM_SIZE);
+ memory_region_add_subregion(sysmem, NIAGARA_HV_RAM_BASE, &s->hv_ram);
+
+ memory_region_allocate_system_memory(&s->partition_ram, NULL,
+ "sun4v-partition.ram",
+ machine->ram_size);
+ memory_region_add_subregion(sysmem, NIAGARA_PARTITION_RAM_BASE,
+ &s->partition_ram);
+
+ memory_region_allocate_system_memory(&s->nvram, NULL,
+ "sun4v.nvram", NIAGARA_NVRAM_SIZE);
+ memory_region_add_subregion(sysmem, NIAGARA_NVRAM_BASE, &s->nvram);
+ memory_region_allocate_system_memory(&s->md_rom, NULL,
+ "sun4v-md.rom", NIAGARA_MD_ROM_SIZE);
+ memory_region_add_subregion(sysmem, NIAGARA_MD_ROM_BASE, &s->md_rom);
+ memory_region_allocate_system_memory(&s->hv_rom, NULL,
+ "sun4v-hv.rom", NIAGARA_HV_ROM_SIZE);
+ memory_region_add_subregion(sysmem, NIAGARA_HV_ROM_BASE, &s->hv_rom);
+ memory_region_allocate_system_memory(&s->prom, NULL,
+ "sun4v.prom", PROM_SIZE_MAX);
+ memory_region_add_subregion(sysmem, NIAGARA_PROM_BASE, &s->prom);
+
+ rom_add_file_fixed("nvram1", NIAGARA_NVRAM_BASE, -1);
+ rom_add_file_fixed("1up-md.bin", NIAGARA_MD_ROM_BASE, -1);
+ rom_add_file_fixed("1up-hv.bin", NIAGARA_HV_ROM_BASE, -1);
+
+ rom_add_file_fixed("reset.bin", NIAGARA_PROM_BASE, -1);
+ rom_add_file_fixed("q.bin", NIAGARA_PROM_BASE + NIAGARA_Q_OFFSET, -1);
+ rom_add_file_fixed("openboot.bin", NIAGARA_PROM_BASE + NIAGARA_OBP_OFFSET,
+ -1);
+
+ /* the virtual ramdisk is kind of initrd, but it resides
+ outside of the partition RAM */
+ if (dinfo) {
+ BlockBackend *blk = blk_by_legacy_dinfo(dinfo);
+ int size = blk_getlength(blk);
+ if (size > 0) {
+ memory_region_allocate_system_memory(&s->vdisk_ram, NULL,
+ "sun4v_vdisk.ram", size);
+ memory_region_add_subregion(get_system_memory(),
+ NIAGARA_VDISK_BASE, &s->vdisk_ram);
+ dinfo->is_default = 1;
+ rom_add_file_fixed(blk_bs(blk)->filename, NIAGARA_VDISK_BASE, -1);
+ } else {
+ fprintf(stderr, "qemu: could not load ram disk '%s'\n",
+ blk_bs(blk)->filename);
+ exit(1);
+ }
+ }
+ serial_mm_init(sysmem, NIAGARA_UART_BASE, 0, NULL, 115200,
+ serial_hds[0], DEVICE_BIG_ENDIAN);
+
+ empty_slot_init(NIAGARA_IOBBASE, NIAGARA_IOBSIZE);
+ sun4v_rtc_init(NIAGARA_RTC_BASE);
+}
+
+static void niagara_class_init(ObjectClass *oc, void *data)
+{
+ MachineClass *mc = MACHINE_CLASS(oc);
+
+ mc->desc = "Sun4v platform, Niagara";
+ mc->init = niagara_init;
+ mc->max_cpus = 1; /* XXX for now */
+ mc->default_boot_order = "c";
+}
+
+static const TypeInfo niagara_type = {
+ .name = MACHINE_TYPE_NAME("niagara"),
+ .parent = TYPE_MACHINE,
+ .class_init = niagara_class_init,
+};
+
+static void niagara_register_types(void)
+{
+ type_register_static(&niagara_type);
+}
+
+type_init(niagara_register_types)
enum {
sun4u_id = 0,
sun4v_id = 64,
- niagara_id,
};
static const struct hwdef hwdefs[] = {
.prom_addr = 0x1fff0000000ULL,
.console_serial_base = 0,
},
- /* Sun4v generic Niagara machine */
- {
- .default_cpu_model = "Sun UltraSparc T1",
- .machine_id = niagara_id,
- .prom_addr = 0xfff0000000ULL,
- .console_serial_base = 0xfff0c2c000ULL,
- },
};
/* Sun4u hardware initialisation */
sun4uv_init(get_system_memory(), machine, &hwdefs[1]);
}
-/* Niagara hardware initialisation */
-static void niagara_init(MachineState *machine)
-{
- sun4uv_init(get_system_memory(), machine, &hwdefs[2]);
-}
-
static void sun4u_class_init(ObjectClass *oc, void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
.class_init = sun4v_class_init,
};
-static void niagara_class_init(ObjectClass *oc, void *data)
-{
- MachineClass *mc = MACHINE_CLASS(oc);
-
- mc->desc = "Sun4v platform, Niagara";
- mc->init = niagara_init;
- mc->max_cpus = 1; /* XXX for now */
- mc->default_boot_order = "c";
-}
-
-static const TypeInfo niagara_type = {
- .name = MACHINE_TYPE_NAME("Niagara"),
- .parent = TYPE_MACHINE,
- .class_init = niagara_class_init,
-};
-
static void sun4u_register_types(void)
{
type_register_static(&ebus_info);
type_register_static(&sun4u_type);
type_register_static(&sun4v_type);
- type_register_static(&niagara_type);
}
type_init(sun4u_register_types)