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2456 lines
78 KiB
C
2456 lines
78 KiB
C
/*
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* QEMU PowerPC PowerNV machine model
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*
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* Copyright (c) 2016, IBM Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qemu/osdep.h"
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#include "qemu/datadir.h"
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#include "qemu/units.h"
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#include "qemu/cutils.h"
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#include "qapi/error.h"
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#include "sysemu/qtest.h"
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#include "sysemu/sysemu.h"
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#include "sysemu/numa.h"
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#include "sysemu/reset.h"
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#include "sysemu/runstate.h"
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#include "sysemu/cpus.h"
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#include "sysemu/device_tree.h"
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#include "sysemu/hw_accel.h"
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#include "target/ppc/cpu.h"
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#include "hw/ppc/fdt.h"
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#include "hw/ppc/ppc.h"
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#include "hw/ppc/pnv.h"
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#include "hw/ppc/pnv_core.h"
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#include "hw/loader.h"
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#include "hw/nmi.h"
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#include "qapi/visitor.h"
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#include "monitor/monitor.h"
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#include "hw/intc/intc.h"
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#include "hw/ipmi/ipmi.h"
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#include "target/ppc/mmu-hash64.h"
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#include "hw/pci/msi.h"
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#include "hw/pci-host/pnv_phb.h"
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#include "hw/ppc/xics.h"
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#include "hw/qdev-properties.h"
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#include "hw/ppc/pnv_xscom.h"
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#include "hw/ppc/pnv_pnor.h"
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#include "hw/isa/isa.h"
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#include "hw/char/serial.h"
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#include "hw/rtc/mc146818rtc.h"
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#include <libfdt.h>
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#define FDT_MAX_SIZE (1 * MiB)
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#define FW_FILE_NAME "skiboot.lid"
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#define FW_LOAD_ADDR 0x0
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#define FW_MAX_SIZE (16 * MiB)
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#define KERNEL_LOAD_ADDR 0x20000000
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#define KERNEL_MAX_SIZE (128 * MiB)
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#define INITRD_LOAD_ADDR 0x28000000
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#define INITRD_MAX_SIZE (128 * MiB)
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static const char *pnv_chip_core_typename(const PnvChip *o)
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{
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const char *chip_type = object_class_get_name(object_get_class(OBJECT(o)));
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int len = strlen(chip_type) - strlen(PNV_CHIP_TYPE_SUFFIX);
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char *s = g_strdup_printf(PNV_CORE_TYPE_NAME("%.*s"), len, chip_type);
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const char *core_type = object_class_get_name(object_class_by_name(s));
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g_free(s);
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return core_type;
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}
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/*
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* On Power Systems E880 (POWER8), the max cpus (threads) should be :
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* 4 * 4 sockets * 12 cores * 8 threads = 1536
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* Let's make it 2^11
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*/
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#define MAX_CPUS 2048
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/*
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* Memory nodes are created by hostboot, one for each range of memory
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* that has a different "affinity". In practice, it means one range
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* per chip.
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*/
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static void pnv_dt_memory(void *fdt, int chip_id, hwaddr start, hwaddr size)
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{
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char *mem_name;
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uint64_t mem_reg_property[2];
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int off;
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mem_reg_property[0] = cpu_to_be64(start);
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mem_reg_property[1] = cpu_to_be64(size);
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mem_name = g_strdup_printf("memory@%"HWADDR_PRIx, start);
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off = fdt_add_subnode(fdt, 0, mem_name);
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g_free(mem_name);
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_FDT((fdt_setprop_string(fdt, off, "device_type", "memory")));
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_FDT((fdt_setprop(fdt, off, "reg", mem_reg_property,
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sizeof(mem_reg_property))));
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_FDT((fdt_setprop_cell(fdt, off, "ibm,chip-id", chip_id)));
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}
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static int get_cpus_node(void *fdt)
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{
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int cpus_offset = fdt_path_offset(fdt, "/cpus");
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if (cpus_offset < 0) {
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cpus_offset = fdt_add_subnode(fdt, 0, "cpus");
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if (cpus_offset) {
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_FDT((fdt_setprop_cell(fdt, cpus_offset, "#address-cells", 0x1)));
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_FDT((fdt_setprop_cell(fdt, cpus_offset, "#size-cells", 0x0)));
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}
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}
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_FDT(cpus_offset);
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return cpus_offset;
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}
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/*
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* The PowerNV cores (and threads) need to use real HW ids and not an
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* incremental index like it has been done on other platforms. This HW
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* id is stored in the CPU PIR, it is used to create cpu nodes in the
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* device tree, used in XSCOM to address cores and in interrupt
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* servers.
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*/
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static void pnv_dt_core(PnvChip *chip, PnvCore *pc, void *fdt)
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{
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PowerPCCPU *cpu = pc->threads[0];
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CPUState *cs = CPU(cpu);
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DeviceClass *dc = DEVICE_GET_CLASS(cs);
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int smt_threads = CPU_CORE(pc)->nr_threads;
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CPUPPCState *env = &cpu->env;
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PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs);
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g_autofree uint32_t *servers_prop = g_new(uint32_t, smt_threads);
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int i;
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uint32_t segs[] = {cpu_to_be32(28), cpu_to_be32(40),
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0xffffffff, 0xffffffff};
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uint32_t tbfreq = PNV_TIMEBASE_FREQ;
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uint32_t cpufreq = 1000000000;
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uint32_t page_sizes_prop[64];
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size_t page_sizes_prop_size;
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const uint8_t pa_features[] = { 24, 0,
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0xf6, 0x3f, 0xc7, 0xc0, 0x80, 0xf0,
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0x80, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x80, 0x00,
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0x80, 0x00, 0x80, 0x00, 0x80, 0x00 };
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int offset;
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char *nodename;
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int cpus_offset = get_cpus_node(fdt);
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nodename = g_strdup_printf("%s@%x", dc->fw_name, pc->pir);
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offset = fdt_add_subnode(fdt, cpus_offset, nodename);
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_FDT(offset);
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g_free(nodename);
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_FDT((fdt_setprop_cell(fdt, offset, "ibm,chip-id", chip->chip_id)));
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_FDT((fdt_setprop_cell(fdt, offset, "reg", pc->pir)));
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_FDT((fdt_setprop_cell(fdt, offset, "ibm,pir", pc->pir)));
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_FDT((fdt_setprop_string(fdt, offset, "device_type", "cpu")));
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_FDT((fdt_setprop_cell(fdt, offset, "cpu-version", env->spr[SPR_PVR])));
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_FDT((fdt_setprop_cell(fdt, offset, "d-cache-block-size",
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env->dcache_line_size)));
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_FDT((fdt_setprop_cell(fdt, offset, "d-cache-line-size",
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env->dcache_line_size)));
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_FDT((fdt_setprop_cell(fdt, offset, "i-cache-block-size",
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env->icache_line_size)));
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_FDT((fdt_setprop_cell(fdt, offset, "i-cache-line-size",
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env->icache_line_size)));
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if (pcc->l1_dcache_size) {
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_FDT((fdt_setprop_cell(fdt, offset, "d-cache-size",
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pcc->l1_dcache_size)));
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} else {
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warn_report("Unknown L1 dcache size for cpu");
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}
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if (pcc->l1_icache_size) {
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_FDT((fdt_setprop_cell(fdt, offset, "i-cache-size",
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pcc->l1_icache_size)));
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} else {
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warn_report("Unknown L1 icache size for cpu");
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}
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_FDT((fdt_setprop_cell(fdt, offset, "timebase-frequency", tbfreq)));
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_FDT((fdt_setprop_cell(fdt, offset, "clock-frequency", cpufreq)));
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_FDT((fdt_setprop_cell(fdt, offset, "ibm,slb-size",
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cpu->hash64_opts->slb_size)));
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_FDT((fdt_setprop_string(fdt, offset, "status", "okay")));
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_FDT((fdt_setprop(fdt, offset, "64-bit", NULL, 0)));
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if (ppc_has_spr(cpu, SPR_PURR)) {
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_FDT((fdt_setprop(fdt, offset, "ibm,purr", NULL, 0)));
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}
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if (ppc_hash64_has(cpu, PPC_HASH64_1TSEG)) {
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_FDT((fdt_setprop(fdt, offset, "ibm,processor-segment-sizes",
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segs, sizeof(segs))));
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}
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/*
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* Advertise VMX/VSX (vector extensions) if available
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* 0 / no property == no vector extensions
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* 1 == VMX / Altivec available
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* 2 == VSX available
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*/
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if (env->insns_flags & PPC_ALTIVEC) {
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uint32_t vmx = (env->insns_flags2 & PPC2_VSX) ? 2 : 1;
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_FDT((fdt_setprop_cell(fdt, offset, "ibm,vmx", vmx)));
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}
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/*
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* Advertise DFP (Decimal Floating Point) if available
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* 0 / no property == no DFP
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* 1 == DFP available
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*/
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if (env->insns_flags2 & PPC2_DFP) {
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_FDT((fdt_setprop_cell(fdt, offset, "ibm,dfp", 1)));
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}
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page_sizes_prop_size = ppc_create_page_sizes_prop(cpu, page_sizes_prop,
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sizeof(page_sizes_prop));
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if (page_sizes_prop_size) {
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_FDT((fdt_setprop(fdt, offset, "ibm,segment-page-sizes",
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page_sizes_prop, page_sizes_prop_size)));
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}
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_FDT((fdt_setprop(fdt, offset, "ibm,pa-features",
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pa_features, sizeof(pa_features))));
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/* Build interrupt servers properties */
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for (i = 0; i < smt_threads; i++) {
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servers_prop[i] = cpu_to_be32(pc->pir + i);
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}
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_FDT((fdt_setprop(fdt, offset, "ibm,ppc-interrupt-server#s",
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servers_prop, sizeof(*servers_prop) * smt_threads)));
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}
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static void pnv_dt_icp(PnvChip *chip, void *fdt, uint32_t pir,
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uint32_t nr_threads)
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{
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uint64_t addr = PNV_ICP_BASE(chip) | (pir << 12);
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char *name;
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const char compat[] = "IBM,power8-icp\0IBM,ppc-xicp";
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uint32_t irange[2], i, rsize;
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uint64_t *reg;
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int offset;
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irange[0] = cpu_to_be32(pir);
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irange[1] = cpu_to_be32(nr_threads);
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rsize = sizeof(uint64_t) * 2 * nr_threads;
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reg = g_malloc(rsize);
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for (i = 0; i < nr_threads; i++) {
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reg[i * 2] = cpu_to_be64(addr | ((pir + i) * 0x1000));
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reg[i * 2 + 1] = cpu_to_be64(0x1000);
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}
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name = g_strdup_printf("interrupt-controller@%"PRIX64, addr);
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offset = fdt_add_subnode(fdt, 0, name);
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_FDT(offset);
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g_free(name);
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_FDT((fdt_setprop(fdt, offset, "compatible", compat, sizeof(compat))));
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_FDT((fdt_setprop(fdt, offset, "reg", reg, rsize)));
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_FDT((fdt_setprop_string(fdt, offset, "device_type",
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"PowerPC-External-Interrupt-Presentation")));
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_FDT((fdt_setprop(fdt, offset, "interrupt-controller", NULL, 0)));
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_FDT((fdt_setprop(fdt, offset, "ibm,interrupt-server-ranges",
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irange, sizeof(irange))));
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_FDT((fdt_setprop_cell(fdt, offset, "#interrupt-cells", 1)));
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_FDT((fdt_setprop_cell(fdt, offset, "#address-cells", 0)));
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g_free(reg);
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}
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static PnvPhb4PecState *pnv_phb4_get_pec(PnvChip *chip, PnvPHB4 *phb,
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Error **errp)
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{
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PnvPHB *phb_base = phb->phb_base;
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PnvPhb4PecState *pecs = NULL;
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int chip_id = phb->chip_id;
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int index = phb->phb_id;
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int i, j;
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if (phb_base->version == 4) {
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Pnv9Chip *chip9 = PNV9_CHIP(chip);
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pecs = chip9->pecs;
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} else if (phb_base->version == 5) {
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Pnv10Chip *chip10 = PNV10_CHIP(chip);
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pecs = chip10->pecs;
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} else {
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g_assert_not_reached();
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}
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for (i = 0; i < chip->num_pecs; i++) {
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/*
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* For each PEC, check the amount of phbs it supports
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* and see if the given phb4 index matches an index.
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*/
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PnvPhb4PecState *pec = &pecs[i];
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for (j = 0; j < pec->num_phbs; j++) {
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if (index == pnv_phb4_pec_get_phb_id(pec, j)) {
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return pec;
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}
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}
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}
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error_setg(errp,
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"pnv-phb4 chip-id %d index %d didn't match any existing PEC",
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chip_id, index);
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return NULL;
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}
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/*
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* Adds a PnvPHB to the chip. Returns the parent obj of the
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* PHB which varies with each version (phb version 3 is parented
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* by the chip, version 4 and 5 are parented by the PEC
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* device).
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*
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* TODO: for version 3 we're still parenting the PHB with the
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* chip. We should parent with a (so far not implemented)
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* PHB3 PEC device.
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*/
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Object *pnv_chip_add_phb(PnvChip *chip, PnvPHB *phb, Error **errp)
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{
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if (phb->version == 3) {
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Pnv8Chip *chip8 = PNV8_CHIP(chip);
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phb->chip = chip;
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chip8->phbs[chip8->num_phbs] = phb;
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chip8->num_phbs++;
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return OBJECT(chip);
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}
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phb->pec = pnv_phb4_get_pec(chip, PNV_PHB4(phb->backend), errp);
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return OBJECT(phb->pec);
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}
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static void pnv_chip_power8_dt_populate(PnvChip *chip, void *fdt)
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{
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static const char compat[] = "ibm,power8-xscom\0ibm,xscom";
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int i;
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pnv_dt_xscom(chip, fdt, 0,
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cpu_to_be64(PNV_XSCOM_BASE(chip)),
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cpu_to_be64(PNV_XSCOM_SIZE),
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compat, sizeof(compat));
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for (i = 0; i < chip->nr_cores; i++) {
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PnvCore *pnv_core = chip->cores[i];
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pnv_dt_core(chip, pnv_core, fdt);
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/* Interrupt Control Presenters (ICP). One per core. */
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pnv_dt_icp(chip, fdt, pnv_core->pir, CPU_CORE(pnv_core)->nr_threads);
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}
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if (chip->ram_size) {
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pnv_dt_memory(fdt, chip->chip_id, chip->ram_start, chip->ram_size);
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}
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}
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static void pnv_chip_power9_dt_populate(PnvChip *chip, void *fdt)
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{
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static const char compat[] = "ibm,power9-xscom\0ibm,xscom";
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int i;
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pnv_dt_xscom(chip, fdt, 0,
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cpu_to_be64(PNV9_XSCOM_BASE(chip)),
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cpu_to_be64(PNV9_XSCOM_SIZE),
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compat, sizeof(compat));
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for (i = 0; i < chip->nr_cores; i++) {
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PnvCore *pnv_core = chip->cores[i];
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pnv_dt_core(chip, pnv_core, fdt);
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}
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if (chip->ram_size) {
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pnv_dt_memory(fdt, chip->chip_id, chip->ram_start, chip->ram_size);
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}
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pnv_dt_lpc(chip, fdt, 0, PNV9_LPCM_BASE(chip), PNV9_LPCM_SIZE);
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}
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static void pnv_chip_power10_dt_populate(PnvChip *chip, void *fdt)
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{
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static const char compat[] = "ibm,power10-xscom\0ibm,xscom";
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int i;
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pnv_dt_xscom(chip, fdt, 0,
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cpu_to_be64(PNV10_XSCOM_BASE(chip)),
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cpu_to_be64(PNV10_XSCOM_SIZE),
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compat, sizeof(compat));
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for (i = 0; i < chip->nr_cores; i++) {
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PnvCore *pnv_core = chip->cores[i];
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pnv_dt_core(chip, pnv_core, fdt);
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}
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if (chip->ram_size) {
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pnv_dt_memory(fdt, chip->chip_id, chip->ram_start, chip->ram_size);
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}
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pnv_dt_lpc(chip, fdt, 0, PNV10_LPCM_BASE(chip), PNV10_LPCM_SIZE);
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}
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static void pnv_dt_rtc(ISADevice *d, void *fdt, int lpc_off)
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{
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uint32_t io_base = d->ioport_id;
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uint32_t io_regs[] = {
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cpu_to_be32(1),
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cpu_to_be32(io_base),
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cpu_to_be32(2)
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};
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char *name;
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int node;
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name = g_strdup_printf("%s@i%x", qdev_fw_name(DEVICE(d)), io_base);
|
|
node = fdt_add_subnode(fdt, lpc_off, name);
|
|
_FDT(node);
|
|
g_free(name);
|
|
|
|
_FDT((fdt_setprop(fdt, node, "reg", io_regs, sizeof(io_regs))));
|
|
_FDT((fdt_setprop_string(fdt, node, "compatible", "pnpPNP,b00")));
|
|
}
|
|
|
|
static void pnv_dt_serial(ISADevice *d, void *fdt, int lpc_off)
|
|
{
|
|
const char compatible[] = "ns16550\0pnpPNP,501";
|
|
uint32_t io_base = d->ioport_id;
|
|
uint32_t io_regs[] = {
|
|
cpu_to_be32(1),
|
|
cpu_to_be32(io_base),
|
|
cpu_to_be32(8)
|
|
};
|
|
uint32_t irq;
|
|
char *name;
|
|
int node;
|
|
|
|
irq = object_property_get_uint(OBJECT(d), "irq", &error_fatal);
|
|
|
|
name = g_strdup_printf("%s@i%x", qdev_fw_name(DEVICE(d)), io_base);
|
|
node = fdt_add_subnode(fdt, lpc_off, name);
|
|
_FDT(node);
|
|
g_free(name);
|
|
|
|
_FDT((fdt_setprop(fdt, node, "reg", io_regs, sizeof(io_regs))));
|
|
_FDT((fdt_setprop(fdt, node, "compatible", compatible,
|
|
sizeof(compatible))));
|
|
|
|
_FDT((fdt_setprop_cell(fdt, node, "clock-frequency", 1843200)));
|
|
_FDT((fdt_setprop_cell(fdt, node, "current-speed", 115200)));
|
|
_FDT((fdt_setprop_cell(fdt, node, "interrupts", irq)));
|
|
_FDT((fdt_setprop_cell(fdt, node, "interrupt-parent",
|
|
fdt_get_phandle(fdt, lpc_off))));
|
|
|
|
/* This is needed by Linux */
|
|
_FDT((fdt_setprop_string(fdt, node, "device_type", "serial")));
|
|
}
|
|
|
|
static void pnv_dt_ipmi_bt(ISADevice *d, void *fdt, int lpc_off)
|
|
{
|
|
const char compatible[] = "bt\0ipmi-bt";
|
|
uint32_t io_base;
|
|
uint32_t io_regs[] = {
|
|
cpu_to_be32(1),
|
|
0, /* 'io_base' retrieved from the 'ioport' property of 'isa-ipmi-bt' */
|
|
cpu_to_be32(3)
|
|
};
|
|
uint32_t irq;
|
|
char *name;
|
|
int node;
|
|
|
|
io_base = object_property_get_int(OBJECT(d), "ioport", &error_fatal);
|
|
io_regs[1] = cpu_to_be32(io_base);
|
|
|
|
irq = object_property_get_int(OBJECT(d), "irq", &error_fatal);
|
|
|
|
name = g_strdup_printf("%s@i%x", qdev_fw_name(DEVICE(d)), io_base);
|
|
node = fdt_add_subnode(fdt, lpc_off, name);
|
|
_FDT(node);
|
|
g_free(name);
|
|
|
|
_FDT((fdt_setprop(fdt, node, "reg", io_regs, sizeof(io_regs))));
|
|
_FDT((fdt_setprop(fdt, node, "compatible", compatible,
|
|
sizeof(compatible))));
|
|
|
|
/* Mark it as reserved to avoid Linux trying to claim it */
|
|
_FDT((fdt_setprop_string(fdt, node, "status", "reserved")));
|
|
_FDT((fdt_setprop_cell(fdt, node, "interrupts", irq)));
|
|
_FDT((fdt_setprop_cell(fdt, node, "interrupt-parent",
|
|
fdt_get_phandle(fdt, lpc_off))));
|
|
}
|
|
|
|
typedef struct ForeachPopulateArgs {
|
|
void *fdt;
|
|
int offset;
|
|
} ForeachPopulateArgs;
|
|
|
|
static int pnv_dt_isa_device(DeviceState *dev, void *opaque)
|
|
{
|
|
ForeachPopulateArgs *args = opaque;
|
|
ISADevice *d = ISA_DEVICE(dev);
|
|
|
|
if (object_dynamic_cast(OBJECT(dev), TYPE_MC146818_RTC)) {
|
|
pnv_dt_rtc(d, args->fdt, args->offset);
|
|
} else if (object_dynamic_cast(OBJECT(dev), TYPE_ISA_SERIAL)) {
|
|
pnv_dt_serial(d, args->fdt, args->offset);
|
|
} else if (object_dynamic_cast(OBJECT(dev), "isa-ipmi-bt")) {
|
|
pnv_dt_ipmi_bt(d, args->fdt, args->offset);
|
|
} else {
|
|
error_report("unknown isa device %s@i%x", qdev_fw_name(dev),
|
|
d->ioport_id);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* The default LPC bus of a multichip system is on chip 0. It's
|
|
* recognized by the firmware (skiboot) using a "primary" property.
|
|
*/
|
|
static void pnv_dt_isa(PnvMachineState *pnv, void *fdt)
|
|
{
|
|
int isa_offset = fdt_path_offset(fdt, pnv->chips[0]->dt_isa_nodename);
|
|
ForeachPopulateArgs args = {
|
|
.fdt = fdt,
|
|
.offset = isa_offset,
|
|
};
|
|
uint32_t phandle;
|
|
|
|
_FDT((fdt_setprop(fdt, isa_offset, "primary", NULL, 0)));
|
|
|
|
phandle = qemu_fdt_alloc_phandle(fdt);
|
|
assert(phandle > 0);
|
|
_FDT((fdt_setprop_cell(fdt, isa_offset, "phandle", phandle)));
|
|
|
|
/*
|
|
* ISA devices are not necessarily parented to the ISA bus so we
|
|
* can not use object_child_foreach()
|
|
*/
|
|
qbus_walk_children(BUS(pnv->isa_bus), pnv_dt_isa_device, NULL, NULL, NULL,
|
|
&args);
|
|
}
|
|
|
|
static void pnv_dt_power_mgt(PnvMachineState *pnv, void *fdt)
|
|
{
|
|
int off;
|
|
|
|
off = fdt_add_subnode(fdt, 0, "ibm,opal");
|
|
off = fdt_add_subnode(fdt, off, "power-mgt");
|
|
|
|
_FDT(fdt_setprop_cell(fdt, off, "ibm,enabled-stop-levels", 0xc0000000));
|
|
}
|
|
|
|
static void *pnv_dt_create(MachineState *machine)
|
|
{
|
|
PnvMachineClass *pmc = PNV_MACHINE_GET_CLASS(machine);
|
|
PnvMachineState *pnv = PNV_MACHINE(machine);
|
|
void *fdt;
|
|
char *buf;
|
|
int off;
|
|
int i;
|
|
|
|
fdt = g_malloc0(FDT_MAX_SIZE);
|
|
_FDT((fdt_create_empty_tree(fdt, FDT_MAX_SIZE)));
|
|
|
|
/* /qemu node */
|
|
_FDT((fdt_add_subnode(fdt, 0, "qemu")));
|
|
|
|
/* Root node */
|
|
_FDT((fdt_setprop_cell(fdt, 0, "#address-cells", 0x2)));
|
|
_FDT((fdt_setprop_cell(fdt, 0, "#size-cells", 0x2)));
|
|
_FDT((fdt_setprop_string(fdt, 0, "model",
|
|
"IBM PowerNV (emulated by qemu)")));
|
|
_FDT((fdt_setprop(fdt, 0, "compatible", pmc->compat, pmc->compat_size)));
|
|
|
|
buf = qemu_uuid_unparse_strdup(&qemu_uuid);
|
|
_FDT((fdt_setprop_string(fdt, 0, "vm,uuid", buf)));
|
|
if (qemu_uuid_set) {
|
|
_FDT((fdt_setprop_string(fdt, 0, "system-id", buf)));
|
|
}
|
|
g_free(buf);
|
|
|
|
off = fdt_add_subnode(fdt, 0, "chosen");
|
|
if (machine->kernel_cmdline) {
|
|
_FDT((fdt_setprop_string(fdt, off, "bootargs",
|
|
machine->kernel_cmdline)));
|
|
}
|
|
|
|
if (pnv->initrd_size) {
|
|
uint32_t start_prop = cpu_to_be32(pnv->initrd_base);
|
|
uint32_t end_prop = cpu_to_be32(pnv->initrd_base + pnv->initrd_size);
|
|
|
|
_FDT((fdt_setprop(fdt, off, "linux,initrd-start",
|
|
&start_prop, sizeof(start_prop))));
|
|
_FDT((fdt_setprop(fdt, off, "linux,initrd-end",
|
|
&end_prop, sizeof(end_prop))));
|
|
}
|
|
|
|
/* Populate device tree for each chip */
|
|
for (i = 0; i < pnv->num_chips; i++) {
|
|
PNV_CHIP_GET_CLASS(pnv->chips[i])->dt_populate(pnv->chips[i], fdt);
|
|
}
|
|
|
|
/* Populate ISA devices on chip 0 */
|
|
pnv_dt_isa(pnv, fdt);
|
|
|
|
if (pnv->bmc) {
|
|
pnv_dt_bmc_sensors(pnv->bmc, fdt);
|
|
}
|
|
|
|
/* Create an extra node for power management on machines that support it */
|
|
if (pmc->dt_power_mgt) {
|
|
pmc->dt_power_mgt(pnv, fdt);
|
|
}
|
|
|
|
return fdt;
|
|
}
|
|
|
|
static void pnv_powerdown_notify(Notifier *n, void *opaque)
|
|
{
|
|
PnvMachineState *pnv = container_of(n, PnvMachineState, powerdown_notifier);
|
|
|
|
if (pnv->bmc) {
|
|
pnv_bmc_powerdown(pnv->bmc);
|
|
}
|
|
}
|
|
|
|
static void pnv_reset(MachineState *machine, ShutdownCause reason)
|
|
{
|
|
PnvMachineState *pnv = PNV_MACHINE(machine);
|
|
IPMIBmc *bmc;
|
|
void *fdt;
|
|
|
|
qemu_devices_reset(reason);
|
|
|
|
/*
|
|
* The machine should provide by default an internal BMC simulator.
|
|
* If not, try to use the BMC device that was provided on the command
|
|
* line.
|
|
*/
|
|
bmc = pnv_bmc_find(&error_fatal);
|
|
if (!pnv->bmc) {
|
|
if (!bmc) {
|
|
if (!qtest_enabled()) {
|
|
warn_report("machine has no BMC device. Use '-device "
|
|
"ipmi-bmc-sim,id=bmc0 -device isa-ipmi-bt,bmc=bmc0,irq=10' "
|
|
"to define one");
|
|
}
|
|
} else {
|
|
pnv_bmc_set_pnor(bmc, pnv->pnor);
|
|
pnv->bmc = bmc;
|
|
}
|
|
}
|
|
|
|
fdt = pnv_dt_create(machine);
|
|
|
|
/* Pack resulting tree */
|
|
_FDT((fdt_pack(fdt)));
|
|
|
|
qemu_fdt_dumpdtb(fdt, fdt_totalsize(fdt));
|
|
cpu_physical_memory_write(PNV_FDT_ADDR, fdt, fdt_totalsize(fdt));
|
|
|
|
/*
|
|
* Set machine->fdt for 'dumpdtb' QMP/HMP command. Free
|
|
* the existing machine->fdt to avoid leaking it during
|
|
* a reset.
|
|
*/
|
|
g_free(machine->fdt);
|
|
machine->fdt = fdt;
|
|
}
|
|
|
|
static ISABus *pnv_chip_power8_isa_create(PnvChip *chip, Error **errp)
|
|
{
|
|
Pnv8Chip *chip8 = PNV8_CHIP(chip);
|
|
qemu_irq irq = qdev_get_gpio_in(DEVICE(&chip8->psi), PSIHB_IRQ_EXTERNAL);
|
|
|
|
qdev_connect_gpio_out(DEVICE(&chip8->lpc), 0, irq);
|
|
return pnv_lpc_isa_create(&chip8->lpc, true, errp);
|
|
}
|
|
|
|
static ISABus *pnv_chip_power8nvl_isa_create(PnvChip *chip, Error **errp)
|
|
{
|
|
Pnv8Chip *chip8 = PNV8_CHIP(chip);
|
|
qemu_irq irq = qdev_get_gpio_in(DEVICE(&chip8->psi), PSIHB_IRQ_LPC_I2C);
|
|
|
|
qdev_connect_gpio_out(DEVICE(&chip8->lpc), 0, irq);
|
|
return pnv_lpc_isa_create(&chip8->lpc, false, errp);
|
|
}
|
|
|
|
static ISABus *pnv_chip_power9_isa_create(PnvChip *chip, Error **errp)
|
|
{
|
|
Pnv9Chip *chip9 = PNV9_CHIP(chip);
|
|
qemu_irq irq = qdev_get_gpio_in(DEVICE(&chip9->psi), PSIHB9_IRQ_LPCHC);
|
|
|
|
qdev_connect_gpio_out(DEVICE(&chip9->lpc), 0, irq);
|
|
return pnv_lpc_isa_create(&chip9->lpc, false, errp);
|
|
}
|
|
|
|
static ISABus *pnv_chip_power10_isa_create(PnvChip *chip, Error **errp)
|
|
{
|
|
Pnv10Chip *chip10 = PNV10_CHIP(chip);
|
|
qemu_irq irq = qdev_get_gpio_in(DEVICE(&chip10->psi), PSIHB9_IRQ_LPCHC);
|
|
|
|
qdev_connect_gpio_out(DEVICE(&chip10->lpc), 0, irq);
|
|
return pnv_lpc_isa_create(&chip10->lpc, false, errp);
|
|
}
|
|
|
|
static ISABus *pnv_isa_create(PnvChip *chip, Error **errp)
|
|
{
|
|
return PNV_CHIP_GET_CLASS(chip)->isa_create(chip, errp);
|
|
}
|
|
|
|
static void pnv_chip_power8_pic_print_info(PnvChip *chip, Monitor *mon)
|
|
{
|
|
Pnv8Chip *chip8 = PNV8_CHIP(chip);
|
|
int i;
|
|
|
|
ics_pic_print_info(&chip8->psi.ics, mon);
|
|
|
|
for (i = 0; i < chip8->num_phbs; i++) {
|
|
PnvPHB *phb = chip8->phbs[i];
|
|
PnvPHB3 *phb3 = PNV_PHB3(phb->backend);
|
|
|
|
pnv_phb3_msi_pic_print_info(&phb3->msis, mon);
|
|
ics_pic_print_info(&phb3->lsis, mon);
|
|
}
|
|
}
|
|
|
|
static int pnv_chip_power9_pic_print_info_child(Object *child, void *opaque)
|
|
{
|
|
Monitor *mon = opaque;
|
|
PnvPHB *phb = (PnvPHB *) object_dynamic_cast(child, TYPE_PNV_PHB);
|
|
|
|
if (!phb) {
|
|
return 0;
|
|
}
|
|
|
|
pnv_phb4_pic_print_info(PNV_PHB4(phb->backend), mon);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void pnv_chip_power9_pic_print_info(PnvChip *chip, Monitor *mon)
|
|
{
|
|
Pnv9Chip *chip9 = PNV9_CHIP(chip);
|
|
|
|
pnv_xive_pic_print_info(&chip9->xive, mon);
|
|
pnv_psi_pic_print_info(&chip9->psi, mon);
|
|
|
|
object_child_foreach_recursive(OBJECT(chip),
|
|
pnv_chip_power9_pic_print_info_child, mon);
|
|
}
|
|
|
|
static uint64_t pnv_chip_power8_xscom_core_base(PnvChip *chip,
|
|
uint32_t core_id)
|
|
{
|
|
return PNV_XSCOM_EX_BASE(core_id);
|
|
}
|
|
|
|
static uint64_t pnv_chip_power9_xscom_core_base(PnvChip *chip,
|
|
uint32_t core_id)
|
|
{
|
|
return PNV9_XSCOM_EC_BASE(core_id);
|
|
}
|
|
|
|
static uint64_t pnv_chip_power10_xscom_core_base(PnvChip *chip,
|
|
uint32_t core_id)
|
|
{
|
|
return PNV10_XSCOM_EC_BASE(core_id);
|
|
}
|
|
|
|
static bool pnv_match_cpu(const char *default_type, const char *cpu_type)
|
|
{
|
|
PowerPCCPUClass *ppc_default =
|
|
POWERPC_CPU_CLASS(object_class_by_name(default_type));
|
|
PowerPCCPUClass *ppc =
|
|
POWERPC_CPU_CLASS(object_class_by_name(cpu_type));
|
|
|
|
return ppc_default->pvr_match(ppc_default, ppc->pvr, false);
|
|
}
|
|
|
|
static void pnv_ipmi_bt_init(ISABus *bus, IPMIBmc *bmc, uint32_t irq)
|
|
{
|
|
ISADevice *dev = isa_new("isa-ipmi-bt");
|
|
|
|
object_property_set_link(OBJECT(dev), "bmc", OBJECT(bmc), &error_fatal);
|
|
object_property_set_int(OBJECT(dev), "irq", irq, &error_fatal);
|
|
isa_realize_and_unref(dev, bus, &error_fatal);
|
|
}
|
|
|
|
static void pnv_chip_power10_pic_print_info(PnvChip *chip, Monitor *mon)
|
|
{
|
|
Pnv10Chip *chip10 = PNV10_CHIP(chip);
|
|
|
|
pnv_xive2_pic_print_info(&chip10->xive, mon);
|
|
pnv_psi_pic_print_info(&chip10->psi, mon);
|
|
|
|
object_child_foreach_recursive(OBJECT(chip),
|
|
pnv_chip_power9_pic_print_info_child, mon);
|
|
}
|
|
|
|
/* Always give the first 1GB to chip 0 else we won't boot */
|
|
static uint64_t pnv_chip_get_ram_size(PnvMachineState *pnv, int chip_id)
|
|
{
|
|
MachineState *machine = MACHINE(pnv);
|
|
uint64_t ram_per_chip;
|
|
|
|
assert(machine->ram_size >= 1 * GiB);
|
|
|
|
ram_per_chip = machine->ram_size / pnv->num_chips;
|
|
if (ram_per_chip >= 1 * GiB) {
|
|
return QEMU_ALIGN_DOWN(ram_per_chip, 1 * MiB);
|
|
}
|
|
|
|
assert(pnv->num_chips > 1);
|
|
|
|
ram_per_chip = (machine->ram_size - 1 * GiB) / (pnv->num_chips - 1);
|
|
return chip_id == 0 ? 1 * GiB : QEMU_ALIGN_DOWN(ram_per_chip, 1 * MiB);
|
|
}
|
|
|
|
static void pnv_init(MachineState *machine)
|
|
{
|
|
const char *bios_name = machine->firmware ?: FW_FILE_NAME;
|
|
PnvMachineState *pnv = PNV_MACHINE(machine);
|
|
MachineClass *mc = MACHINE_GET_CLASS(machine);
|
|
char *fw_filename;
|
|
long fw_size;
|
|
uint64_t chip_ram_start = 0;
|
|
int i;
|
|
char *chip_typename;
|
|
DriveInfo *pnor = drive_get(IF_MTD, 0, 0);
|
|
DeviceState *dev;
|
|
|
|
if (kvm_enabled()) {
|
|
error_report("The powernv machine does not work with KVM acceleration");
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
/* allocate RAM */
|
|
if (machine->ram_size < mc->default_ram_size) {
|
|
char *sz = size_to_str(mc->default_ram_size);
|
|
error_report("Invalid RAM size, should be bigger than %s", sz);
|
|
g_free(sz);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
memory_region_add_subregion(get_system_memory(), 0, machine->ram);
|
|
|
|
/*
|
|
* Create our simple PNOR device
|
|
*/
|
|
dev = qdev_new(TYPE_PNV_PNOR);
|
|
if (pnor) {
|
|
qdev_prop_set_drive(dev, "drive", blk_by_legacy_dinfo(pnor));
|
|
}
|
|
sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
|
|
pnv->pnor = PNV_PNOR(dev);
|
|
|
|
/* load skiboot firmware */
|
|
fw_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
|
|
if (!fw_filename) {
|
|
error_report("Could not find OPAL firmware '%s'", bios_name);
|
|
exit(1);
|
|
}
|
|
|
|
fw_size = load_image_targphys(fw_filename, pnv->fw_load_addr, FW_MAX_SIZE);
|
|
if (fw_size < 0) {
|
|
error_report("Could not load OPAL firmware '%s'", fw_filename);
|
|
exit(1);
|
|
}
|
|
g_free(fw_filename);
|
|
|
|
/* load kernel */
|
|
if (machine->kernel_filename) {
|
|
long kernel_size;
|
|
|
|
kernel_size = load_image_targphys(machine->kernel_filename,
|
|
KERNEL_LOAD_ADDR, KERNEL_MAX_SIZE);
|
|
if (kernel_size < 0) {
|
|
error_report("Could not load kernel '%s'",
|
|
machine->kernel_filename);
|
|
exit(1);
|
|
}
|
|
}
|
|
|
|
/* load initrd */
|
|
if (machine->initrd_filename) {
|
|
pnv->initrd_base = INITRD_LOAD_ADDR;
|
|
pnv->initrd_size = load_image_targphys(machine->initrd_filename,
|
|
pnv->initrd_base, INITRD_MAX_SIZE);
|
|
if (pnv->initrd_size < 0) {
|
|
error_report("Could not load initial ram disk '%s'",
|
|
machine->initrd_filename);
|
|
exit(1);
|
|
}
|
|
}
|
|
|
|
/* MSIs are supported on this platform */
|
|
msi_nonbroken = true;
|
|
|
|
/*
|
|
* Check compatibility of the specified CPU with the machine
|
|
* default.
|
|
*/
|
|
if (!pnv_match_cpu(mc->default_cpu_type, machine->cpu_type)) {
|
|
error_report("invalid CPU model '%s' for %s machine",
|
|
machine->cpu_type, mc->name);
|
|
exit(1);
|
|
}
|
|
|
|
/* Create the processor chips */
|
|
i = strlen(machine->cpu_type) - strlen(POWERPC_CPU_TYPE_SUFFIX);
|
|
chip_typename = g_strdup_printf(PNV_CHIP_TYPE_NAME("%.*s"),
|
|
i, machine->cpu_type);
|
|
if (!object_class_by_name(chip_typename)) {
|
|
error_report("invalid chip model '%.*s' for %s machine",
|
|
i, machine->cpu_type, mc->name);
|
|
exit(1);
|
|
}
|
|
|
|
pnv->num_chips =
|
|
machine->smp.max_cpus / (machine->smp.cores * machine->smp.threads);
|
|
/*
|
|
* TODO: should we decide on how many chips we can create based
|
|
* on #cores and Venice vs. Murano vs. Naples chip type etc...,
|
|
*/
|
|
if (!is_power_of_2(pnv->num_chips) || pnv->num_chips > 16) {
|
|
error_report("invalid number of chips: '%d'", pnv->num_chips);
|
|
error_printf(
|
|
"Try '-smp sockets=N'. Valid values are : 1, 2, 4, 8 and 16.\n");
|
|
exit(1);
|
|
}
|
|
|
|
pnv->chips = g_new0(PnvChip *, pnv->num_chips);
|
|
for (i = 0; i < pnv->num_chips; i++) {
|
|
char chip_name[32];
|
|
Object *chip = OBJECT(qdev_new(chip_typename));
|
|
uint64_t chip_ram_size = pnv_chip_get_ram_size(pnv, i);
|
|
|
|
pnv->chips[i] = PNV_CHIP(chip);
|
|
|
|
/* Distribute RAM among the chips */
|
|
object_property_set_int(chip, "ram-start", chip_ram_start,
|
|
&error_fatal);
|
|
object_property_set_int(chip, "ram-size", chip_ram_size,
|
|
&error_fatal);
|
|
chip_ram_start += chip_ram_size;
|
|
|
|
snprintf(chip_name, sizeof(chip_name), "chip[%d]", i);
|
|
object_property_add_child(OBJECT(pnv), chip_name, chip);
|
|
object_property_set_int(chip, "chip-id", i, &error_fatal);
|
|
object_property_set_int(chip, "nr-cores", machine->smp.cores,
|
|
&error_fatal);
|
|
object_property_set_int(chip, "nr-threads", machine->smp.threads,
|
|
&error_fatal);
|
|
/*
|
|
* The POWER8 machine use the XICS interrupt interface.
|
|
* Propagate the XICS fabric to the chip and its controllers.
|
|
*/
|
|
if (object_dynamic_cast(OBJECT(pnv), TYPE_XICS_FABRIC)) {
|
|
object_property_set_link(chip, "xics", OBJECT(pnv), &error_abort);
|
|
}
|
|
if (object_dynamic_cast(OBJECT(pnv), TYPE_XIVE_FABRIC)) {
|
|
object_property_set_link(chip, "xive-fabric", OBJECT(pnv),
|
|
&error_abort);
|
|
}
|
|
sysbus_realize_and_unref(SYS_BUS_DEVICE(chip), &error_fatal);
|
|
}
|
|
g_free(chip_typename);
|
|
|
|
/* Instantiate ISA bus on chip 0 */
|
|
pnv->isa_bus = pnv_isa_create(pnv->chips[0], &error_fatal);
|
|
|
|
/* Create serial port */
|
|
serial_hds_isa_init(pnv->isa_bus, 0, MAX_ISA_SERIAL_PORTS);
|
|
|
|
/* Create an RTC ISA device too */
|
|
mc146818_rtc_init(pnv->isa_bus, 2000, NULL);
|
|
|
|
/*
|
|
* Create the machine BMC simulator and the IPMI BT device for
|
|
* communication with the BMC
|
|
*/
|
|
if (defaults_enabled()) {
|
|
pnv->bmc = pnv_bmc_create(pnv->pnor);
|
|
pnv_ipmi_bt_init(pnv->isa_bus, pnv->bmc, 10);
|
|
}
|
|
|
|
/*
|
|
* The PNOR is mapped on the LPC FW address space by the BMC.
|
|
* Since we can not reach the remote BMC machine with LPC memops,
|
|
* map it always for now.
|
|
*/
|
|
memory_region_add_subregion(pnv->chips[0]->fw_mr, PNOR_SPI_OFFSET,
|
|
&pnv->pnor->mmio);
|
|
|
|
/*
|
|
* OpenPOWER systems use a IPMI SEL Event message to notify the
|
|
* host to powerdown
|
|
*/
|
|
pnv->powerdown_notifier.notify = pnv_powerdown_notify;
|
|
qemu_register_powerdown_notifier(&pnv->powerdown_notifier);
|
|
}
|
|
|
|
/*
|
|
* 0:21 Reserved - Read as zeros
|
|
* 22:24 Chip ID
|
|
* 25:28 Core number
|
|
* 29:31 Thread ID
|
|
*/
|
|
static uint32_t pnv_chip_core_pir_p8(PnvChip *chip, uint32_t core_id)
|
|
{
|
|
return (chip->chip_id << 7) | (core_id << 3);
|
|
}
|
|
|
|
static void pnv_chip_power8_intc_create(PnvChip *chip, PowerPCCPU *cpu,
|
|
Error **errp)
|
|
{
|
|
Pnv8Chip *chip8 = PNV8_CHIP(chip);
|
|
Error *local_err = NULL;
|
|
Object *obj;
|
|
PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
|
|
|
|
obj = icp_create(OBJECT(cpu), TYPE_PNV_ICP, chip8->xics, &local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
|
|
pnv_cpu->intc = obj;
|
|
}
|
|
|
|
|
|
static void pnv_chip_power8_intc_reset(PnvChip *chip, PowerPCCPU *cpu)
|
|
{
|
|
PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
|
|
|
|
icp_reset(ICP(pnv_cpu->intc));
|
|
}
|
|
|
|
static void pnv_chip_power8_intc_destroy(PnvChip *chip, PowerPCCPU *cpu)
|
|
{
|
|
PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
|
|
|
|
icp_destroy(ICP(pnv_cpu->intc));
|
|
pnv_cpu->intc = NULL;
|
|
}
|
|
|
|
static void pnv_chip_power8_intc_print_info(PnvChip *chip, PowerPCCPU *cpu,
|
|
Monitor *mon)
|
|
{
|
|
icp_pic_print_info(ICP(pnv_cpu_state(cpu)->intc), mon);
|
|
}
|
|
|
|
/*
|
|
* 0:48 Reserved - Read as zeroes
|
|
* 49:52 Node ID
|
|
* 53:55 Chip ID
|
|
* 56 Reserved - Read as zero
|
|
* 57:61 Core number
|
|
* 62:63 Thread ID
|
|
*
|
|
* We only care about the lower bits. uint32_t is fine for the moment.
|
|
*/
|
|
static uint32_t pnv_chip_core_pir_p9(PnvChip *chip, uint32_t core_id)
|
|
{
|
|
return (chip->chip_id << 8) | (core_id << 2);
|
|
}
|
|
|
|
static uint32_t pnv_chip_core_pir_p10(PnvChip *chip, uint32_t core_id)
|
|
{
|
|
return (chip->chip_id << 8) | (core_id << 2);
|
|
}
|
|
|
|
static void pnv_chip_power9_intc_create(PnvChip *chip, PowerPCCPU *cpu,
|
|
Error **errp)
|
|
{
|
|
Pnv9Chip *chip9 = PNV9_CHIP(chip);
|
|
Error *local_err = NULL;
|
|
Object *obj;
|
|
PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
|
|
|
|
/*
|
|
* The core creates its interrupt presenter but the XIVE interrupt
|
|
* controller object is initialized afterwards. Hopefully, it's
|
|
* only used at runtime.
|
|
*/
|
|
obj = xive_tctx_create(OBJECT(cpu), XIVE_PRESENTER(&chip9->xive),
|
|
&local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
|
|
pnv_cpu->intc = obj;
|
|
}
|
|
|
|
static void pnv_chip_power9_intc_reset(PnvChip *chip, PowerPCCPU *cpu)
|
|
{
|
|
PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
|
|
|
|
xive_tctx_reset(XIVE_TCTX(pnv_cpu->intc));
|
|
}
|
|
|
|
static void pnv_chip_power9_intc_destroy(PnvChip *chip, PowerPCCPU *cpu)
|
|
{
|
|
PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
|
|
|
|
xive_tctx_destroy(XIVE_TCTX(pnv_cpu->intc));
|
|
pnv_cpu->intc = NULL;
|
|
}
|
|
|
|
static void pnv_chip_power9_intc_print_info(PnvChip *chip, PowerPCCPU *cpu,
|
|
Monitor *mon)
|
|
{
|
|
xive_tctx_pic_print_info(XIVE_TCTX(pnv_cpu_state(cpu)->intc), mon);
|
|
}
|
|
|
|
static void pnv_chip_power10_intc_create(PnvChip *chip, PowerPCCPU *cpu,
|
|
Error **errp)
|
|
{
|
|
Pnv10Chip *chip10 = PNV10_CHIP(chip);
|
|
Error *local_err = NULL;
|
|
Object *obj;
|
|
PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
|
|
|
|
/*
|
|
* The core creates its interrupt presenter but the XIVE2 interrupt
|
|
* controller object is initialized afterwards. Hopefully, it's
|
|
* only used at runtime.
|
|
*/
|
|
obj = xive_tctx_create(OBJECT(cpu), XIVE_PRESENTER(&chip10->xive),
|
|
&local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
|
|
pnv_cpu->intc = obj;
|
|
}
|
|
|
|
static void pnv_chip_power10_intc_reset(PnvChip *chip, PowerPCCPU *cpu)
|
|
{
|
|
PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
|
|
|
|
xive_tctx_reset(XIVE_TCTX(pnv_cpu->intc));
|
|
}
|
|
|
|
static void pnv_chip_power10_intc_destroy(PnvChip *chip, PowerPCCPU *cpu)
|
|
{
|
|
PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
|
|
|
|
xive_tctx_destroy(XIVE_TCTX(pnv_cpu->intc));
|
|
pnv_cpu->intc = NULL;
|
|
}
|
|
|
|
static void pnv_chip_power10_intc_print_info(PnvChip *chip, PowerPCCPU *cpu,
|
|
Monitor *mon)
|
|
{
|
|
xive_tctx_pic_print_info(XIVE_TCTX(pnv_cpu_state(cpu)->intc), mon);
|
|
}
|
|
|
|
/*
|
|
* Allowed core identifiers on a POWER8 Processor Chip :
|
|
*
|
|
* <EX0 reserved>
|
|
* EX1 - Venice only
|
|
* EX2 - Venice only
|
|
* EX3 - Venice only
|
|
* EX4
|
|
* EX5
|
|
* EX6
|
|
* <EX7,8 reserved> <reserved>
|
|
* EX9 - Venice only
|
|
* EX10 - Venice only
|
|
* EX11 - Venice only
|
|
* EX12
|
|
* EX13
|
|
* EX14
|
|
* <EX15 reserved>
|
|
*/
|
|
#define POWER8E_CORE_MASK (0x7070ull)
|
|
#define POWER8_CORE_MASK (0x7e7eull)
|
|
|
|
/*
|
|
* POWER9 has 24 cores, ids starting at 0x0
|
|
*/
|
|
#define POWER9_CORE_MASK (0xffffffffffffffull)
|
|
|
|
|
|
#define POWER10_CORE_MASK (0xffffffffffffffull)
|
|
|
|
static void pnv_chip_power8_instance_init(Object *obj)
|
|
{
|
|
Pnv8Chip *chip8 = PNV8_CHIP(obj);
|
|
PnvChipClass *pcc = PNV_CHIP_GET_CLASS(obj);
|
|
int i;
|
|
|
|
object_property_add_link(obj, "xics", TYPE_XICS_FABRIC,
|
|
(Object **)&chip8->xics,
|
|
object_property_allow_set_link,
|
|
OBJ_PROP_LINK_STRONG);
|
|
|
|
object_initialize_child(obj, "psi", &chip8->psi, TYPE_PNV8_PSI);
|
|
|
|
object_initialize_child(obj, "lpc", &chip8->lpc, TYPE_PNV8_LPC);
|
|
|
|
object_initialize_child(obj, "occ", &chip8->occ, TYPE_PNV8_OCC);
|
|
|
|
object_initialize_child(obj, "homer", &chip8->homer, TYPE_PNV8_HOMER);
|
|
|
|
if (defaults_enabled()) {
|
|
chip8->num_phbs = pcc->num_phbs;
|
|
|
|
for (i = 0; i < chip8->num_phbs; i++) {
|
|
Object *phb = object_new(TYPE_PNV_PHB);
|
|
|
|
/*
|
|
* We need the chip to parent the PHB to allow the DT
|
|
* to build correctly (via pnv_xscom_dt()).
|
|
*
|
|
* TODO: the PHB should be parented by a PEC device that, at
|
|
* this moment, is not modelled powernv8/phb3.
|
|
*/
|
|
object_property_add_child(obj, "phb[*]", phb);
|
|
chip8->phbs[i] = PNV_PHB(phb);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
static void pnv_chip_icp_realize(Pnv8Chip *chip8, Error **errp)
|
|
{
|
|
PnvChip *chip = PNV_CHIP(chip8);
|
|
PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip);
|
|
int i, j;
|
|
char *name;
|
|
|
|
name = g_strdup_printf("icp-%x", chip->chip_id);
|
|
memory_region_init(&chip8->icp_mmio, OBJECT(chip), name, PNV_ICP_SIZE);
|
|
sysbus_init_mmio(SYS_BUS_DEVICE(chip), &chip8->icp_mmio);
|
|
g_free(name);
|
|
|
|
sysbus_mmio_map(SYS_BUS_DEVICE(chip), 1, PNV_ICP_BASE(chip));
|
|
|
|
/* Map the ICP registers for each thread */
|
|
for (i = 0; i < chip->nr_cores; i++) {
|
|
PnvCore *pnv_core = chip->cores[i];
|
|
int core_hwid = CPU_CORE(pnv_core)->core_id;
|
|
|
|
for (j = 0; j < CPU_CORE(pnv_core)->nr_threads; j++) {
|
|
uint32_t pir = pcc->core_pir(chip, core_hwid) + j;
|
|
PnvICPState *icp = PNV_ICP(xics_icp_get(chip8->xics, pir));
|
|
|
|
memory_region_add_subregion(&chip8->icp_mmio, pir << 12,
|
|
&icp->mmio);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void pnv_chip_power8_realize(DeviceState *dev, Error **errp)
|
|
{
|
|
PnvChipClass *pcc = PNV_CHIP_GET_CLASS(dev);
|
|
PnvChip *chip = PNV_CHIP(dev);
|
|
Pnv8Chip *chip8 = PNV8_CHIP(dev);
|
|
Pnv8Psi *psi8 = &chip8->psi;
|
|
Error *local_err = NULL;
|
|
int i;
|
|
|
|
assert(chip8->xics);
|
|
|
|
/* XSCOM bridge is first */
|
|
pnv_xscom_realize(chip, PNV_XSCOM_SIZE, &local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
sysbus_mmio_map(SYS_BUS_DEVICE(chip), 0, PNV_XSCOM_BASE(chip));
|
|
|
|
pcc->parent_realize(dev, &local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
|
|
/* Processor Service Interface (PSI) Host Bridge */
|
|
object_property_set_int(OBJECT(&chip8->psi), "bar", PNV_PSIHB_BASE(chip),
|
|
&error_fatal);
|
|
object_property_set_link(OBJECT(&chip8->psi), ICS_PROP_XICS,
|
|
OBJECT(chip8->xics), &error_abort);
|
|
if (!qdev_realize(DEVICE(&chip8->psi), NULL, errp)) {
|
|
return;
|
|
}
|
|
pnv_xscom_add_subregion(chip, PNV_XSCOM_PSIHB_BASE,
|
|
&PNV_PSI(psi8)->xscom_regs);
|
|
|
|
/* Create LPC controller */
|
|
qdev_realize(DEVICE(&chip8->lpc), NULL, &error_fatal);
|
|
pnv_xscom_add_subregion(chip, PNV_XSCOM_LPC_BASE, &chip8->lpc.xscom_regs);
|
|
|
|
chip->fw_mr = &chip8->lpc.isa_fw;
|
|
chip->dt_isa_nodename = g_strdup_printf("/xscom@%" PRIx64 "/isa@%x",
|
|
(uint64_t) PNV_XSCOM_BASE(chip),
|
|
PNV_XSCOM_LPC_BASE);
|
|
|
|
/*
|
|
* Interrupt Management Area. This is the memory region holding
|
|
* all the Interrupt Control Presenter (ICP) registers
|
|
*/
|
|
pnv_chip_icp_realize(chip8, &local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
|
|
/* Create the simplified OCC model */
|
|
if (!qdev_realize(DEVICE(&chip8->occ), NULL, errp)) {
|
|
return;
|
|
}
|
|
pnv_xscom_add_subregion(chip, PNV_XSCOM_OCC_BASE, &chip8->occ.xscom_regs);
|
|
qdev_connect_gpio_out(DEVICE(&chip8->occ), 0,
|
|
qdev_get_gpio_in(DEVICE(&chip8->psi), PSIHB_IRQ_OCC));
|
|
|
|
/* OCC SRAM model */
|
|
memory_region_add_subregion(get_system_memory(), PNV_OCC_SENSOR_BASE(chip),
|
|
&chip8->occ.sram_regs);
|
|
|
|
/* HOMER */
|
|
object_property_set_link(OBJECT(&chip8->homer), "chip", OBJECT(chip),
|
|
&error_abort);
|
|
if (!qdev_realize(DEVICE(&chip8->homer), NULL, errp)) {
|
|
return;
|
|
}
|
|
/* Homer Xscom region */
|
|
pnv_xscom_add_subregion(chip, PNV_XSCOM_PBA_BASE, &chip8->homer.pba_regs);
|
|
|
|
/* Homer mmio region */
|
|
memory_region_add_subregion(get_system_memory(), PNV_HOMER_BASE(chip),
|
|
&chip8->homer.regs);
|
|
|
|
/* PHB controllers */
|
|
for (i = 0; i < chip8->num_phbs; i++) {
|
|
PnvPHB *phb = chip8->phbs[i];
|
|
|
|
object_property_set_int(OBJECT(phb), "index", i, &error_fatal);
|
|
object_property_set_int(OBJECT(phb), "chip-id", chip->chip_id,
|
|
&error_fatal);
|
|
object_property_set_link(OBJECT(phb), "chip", OBJECT(chip),
|
|
&error_fatal);
|
|
if (!sysbus_realize(SYS_BUS_DEVICE(phb), errp)) {
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
static uint32_t pnv_chip_power8_xscom_pcba(PnvChip *chip, uint64_t addr)
|
|
{
|
|
addr &= (PNV_XSCOM_SIZE - 1);
|
|
return ((addr >> 4) & ~0xfull) | ((addr >> 3) & 0xf);
|
|
}
|
|
|
|
static void pnv_chip_power8e_class_init(ObjectClass *klass, void *data)
|
|
{
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
|
PnvChipClass *k = PNV_CHIP_CLASS(klass);
|
|
|
|
k->chip_cfam_id = 0x221ef04980000000ull; /* P8 Murano DD2.1 */
|
|
k->cores_mask = POWER8E_CORE_MASK;
|
|
k->num_phbs = 3;
|
|
k->core_pir = pnv_chip_core_pir_p8;
|
|
k->intc_create = pnv_chip_power8_intc_create;
|
|
k->intc_reset = pnv_chip_power8_intc_reset;
|
|
k->intc_destroy = pnv_chip_power8_intc_destroy;
|
|
k->intc_print_info = pnv_chip_power8_intc_print_info;
|
|
k->isa_create = pnv_chip_power8_isa_create;
|
|
k->dt_populate = pnv_chip_power8_dt_populate;
|
|
k->pic_print_info = pnv_chip_power8_pic_print_info;
|
|
k->xscom_core_base = pnv_chip_power8_xscom_core_base;
|
|
k->xscom_pcba = pnv_chip_power8_xscom_pcba;
|
|
dc->desc = "PowerNV Chip POWER8E";
|
|
|
|
device_class_set_parent_realize(dc, pnv_chip_power8_realize,
|
|
&k->parent_realize);
|
|
}
|
|
|
|
static void pnv_chip_power8_class_init(ObjectClass *klass, void *data)
|
|
{
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
|
PnvChipClass *k = PNV_CHIP_CLASS(klass);
|
|
|
|
k->chip_cfam_id = 0x220ea04980000000ull; /* P8 Venice DD2.0 */
|
|
k->cores_mask = POWER8_CORE_MASK;
|
|
k->num_phbs = 3;
|
|
k->core_pir = pnv_chip_core_pir_p8;
|
|
k->intc_create = pnv_chip_power8_intc_create;
|
|
k->intc_reset = pnv_chip_power8_intc_reset;
|
|
k->intc_destroy = pnv_chip_power8_intc_destroy;
|
|
k->intc_print_info = pnv_chip_power8_intc_print_info;
|
|
k->isa_create = pnv_chip_power8_isa_create;
|
|
k->dt_populate = pnv_chip_power8_dt_populate;
|
|
k->pic_print_info = pnv_chip_power8_pic_print_info;
|
|
k->xscom_core_base = pnv_chip_power8_xscom_core_base;
|
|
k->xscom_pcba = pnv_chip_power8_xscom_pcba;
|
|
dc->desc = "PowerNV Chip POWER8";
|
|
|
|
device_class_set_parent_realize(dc, pnv_chip_power8_realize,
|
|
&k->parent_realize);
|
|
}
|
|
|
|
static void pnv_chip_power8nvl_class_init(ObjectClass *klass, void *data)
|
|
{
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
|
PnvChipClass *k = PNV_CHIP_CLASS(klass);
|
|
|
|
k->chip_cfam_id = 0x120d304980000000ull; /* P8 Naples DD1.0 */
|
|
k->cores_mask = POWER8_CORE_MASK;
|
|
k->num_phbs = 4;
|
|
k->core_pir = pnv_chip_core_pir_p8;
|
|
k->intc_create = pnv_chip_power8_intc_create;
|
|
k->intc_reset = pnv_chip_power8_intc_reset;
|
|
k->intc_destroy = pnv_chip_power8_intc_destroy;
|
|
k->intc_print_info = pnv_chip_power8_intc_print_info;
|
|
k->isa_create = pnv_chip_power8nvl_isa_create;
|
|
k->dt_populate = pnv_chip_power8_dt_populate;
|
|
k->pic_print_info = pnv_chip_power8_pic_print_info;
|
|
k->xscom_core_base = pnv_chip_power8_xscom_core_base;
|
|
k->xscom_pcba = pnv_chip_power8_xscom_pcba;
|
|
dc->desc = "PowerNV Chip POWER8NVL";
|
|
|
|
device_class_set_parent_realize(dc, pnv_chip_power8_realize,
|
|
&k->parent_realize);
|
|
}
|
|
|
|
static void pnv_chip_power9_instance_init(Object *obj)
|
|
{
|
|
PnvChip *chip = PNV_CHIP(obj);
|
|
Pnv9Chip *chip9 = PNV9_CHIP(obj);
|
|
PnvChipClass *pcc = PNV_CHIP_GET_CLASS(obj);
|
|
int i;
|
|
|
|
object_initialize_child(obj, "xive", &chip9->xive, TYPE_PNV_XIVE);
|
|
object_property_add_alias(obj, "xive-fabric", OBJECT(&chip9->xive),
|
|
"xive-fabric");
|
|
|
|
object_initialize_child(obj, "psi", &chip9->psi, TYPE_PNV9_PSI);
|
|
|
|
object_initialize_child(obj, "lpc", &chip9->lpc, TYPE_PNV9_LPC);
|
|
|
|
object_initialize_child(obj, "occ", &chip9->occ, TYPE_PNV9_OCC);
|
|
|
|
object_initialize_child(obj, "sbe", &chip9->sbe, TYPE_PNV9_SBE);
|
|
|
|
object_initialize_child(obj, "homer", &chip9->homer, TYPE_PNV9_HOMER);
|
|
|
|
/* Number of PECs is the chip default */
|
|
chip->num_pecs = pcc->num_pecs;
|
|
|
|
for (i = 0; i < chip->num_pecs; i++) {
|
|
object_initialize_child(obj, "pec[*]", &chip9->pecs[i],
|
|
TYPE_PNV_PHB4_PEC);
|
|
}
|
|
}
|
|
|
|
static void pnv_chip_quad_realize_one(PnvChip *chip, PnvQuad *eq,
|
|
PnvCore *pnv_core)
|
|
{
|
|
char eq_name[32];
|
|
int core_id = CPU_CORE(pnv_core)->core_id;
|
|
|
|
snprintf(eq_name, sizeof(eq_name), "eq[%d]", core_id);
|
|
object_initialize_child_with_props(OBJECT(chip), eq_name, eq,
|
|
sizeof(*eq), TYPE_PNV_QUAD,
|
|
&error_fatal, NULL);
|
|
|
|
object_property_set_int(OBJECT(eq), "quad-id", core_id, &error_fatal);
|
|
qdev_realize(DEVICE(eq), NULL, &error_fatal);
|
|
}
|
|
|
|
static void pnv_chip_quad_realize(Pnv9Chip *chip9, Error **errp)
|
|
{
|
|
PnvChip *chip = PNV_CHIP(chip9);
|
|
int i;
|
|
|
|
chip9->nr_quads = DIV_ROUND_UP(chip->nr_cores, 4);
|
|
chip9->quads = g_new0(PnvQuad, chip9->nr_quads);
|
|
|
|
for (i = 0; i < chip9->nr_quads; i++) {
|
|
PnvQuad *eq = &chip9->quads[i];
|
|
|
|
pnv_chip_quad_realize_one(chip, eq, chip->cores[i * 4]);
|
|
|
|
pnv_xscom_add_subregion(chip, PNV9_XSCOM_EQ_BASE(eq->quad_id),
|
|
&eq->xscom_regs);
|
|
}
|
|
}
|
|
|
|
static void pnv_chip_power9_pec_realize(PnvChip *chip, Error **errp)
|
|
{
|
|
Pnv9Chip *chip9 = PNV9_CHIP(chip);
|
|
int i;
|
|
|
|
for (i = 0; i < chip->num_pecs; i++) {
|
|
PnvPhb4PecState *pec = &chip9->pecs[i];
|
|
PnvPhb4PecClass *pecc = PNV_PHB4_PEC_GET_CLASS(pec);
|
|
uint32_t pec_nest_base;
|
|
uint32_t pec_pci_base;
|
|
|
|
object_property_set_int(OBJECT(pec), "index", i, &error_fatal);
|
|
object_property_set_int(OBJECT(pec), "chip-id", chip->chip_id,
|
|
&error_fatal);
|
|
object_property_set_link(OBJECT(pec), "chip", OBJECT(chip),
|
|
&error_fatal);
|
|
if (!qdev_realize(DEVICE(pec), NULL, errp)) {
|
|
return;
|
|
}
|
|
|
|
pec_nest_base = pecc->xscom_nest_base(pec);
|
|
pec_pci_base = pecc->xscom_pci_base(pec);
|
|
|
|
pnv_xscom_add_subregion(chip, pec_nest_base, &pec->nest_regs_mr);
|
|
pnv_xscom_add_subregion(chip, pec_pci_base, &pec->pci_regs_mr);
|
|
}
|
|
}
|
|
|
|
static void pnv_chip_power9_realize(DeviceState *dev, Error **errp)
|
|
{
|
|
PnvChipClass *pcc = PNV_CHIP_GET_CLASS(dev);
|
|
Pnv9Chip *chip9 = PNV9_CHIP(dev);
|
|
PnvChip *chip = PNV_CHIP(dev);
|
|
Pnv9Psi *psi9 = &chip9->psi;
|
|
Error *local_err = NULL;
|
|
|
|
/* XSCOM bridge is first */
|
|
pnv_xscom_realize(chip, PNV9_XSCOM_SIZE, &local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
sysbus_mmio_map(SYS_BUS_DEVICE(chip), 0, PNV9_XSCOM_BASE(chip));
|
|
|
|
pcc->parent_realize(dev, &local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
|
|
pnv_chip_quad_realize(chip9, &local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
|
|
/* XIVE interrupt controller (POWER9) */
|
|
object_property_set_int(OBJECT(&chip9->xive), "ic-bar",
|
|
PNV9_XIVE_IC_BASE(chip), &error_fatal);
|
|
object_property_set_int(OBJECT(&chip9->xive), "vc-bar",
|
|
PNV9_XIVE_VC_BASE(chip), &error_fatal);
|
|
object_property_set_int(OBJECT(&chip9->xive), "pc-bar",
|
|
PNV9_XIVE_PC_BASE(chip), &error_fatal);
|
|
object_property_set_int(OBJECT(&chip9->xive), "tm-bar",
|
|
PNV9_XIVE_TM_BASE(chip), &error_fatal);
|
|
object_property_set_link(OBJECT(&chip9->xive), "chip", OBJECT(chip),
|
|
&error_abort);
|
|
if (!sysbus_realize(SYS_BUS_DEVICE(&chip9->xive), errp)) {
|
|
return;
|
|
}
|
|
pnv_xscom_add_subregion(chip, PNV9_XSCOM_XIVE_BASE,
|
|
&chip9->xive.xscom_regs);
|
|
|
|
/* Processor Service Interface (PSI) Host Bridge */
|
|
object_property_set_int(OBJECT(&chip9->psi), "bar", PNV9_PSIHB_BASE(chip),
|
|
&error_fatal);
|
|
/* This is the only device with 4k ESB pages */
|
|
object_property_set_int(OBJECT(&chip9->psi), "shift", XIVE_ESB_4K,
|
|
&error_fatal);
|
|
if (!qdev_realize(DEVICE(&chip9->psi), NULL, errp)) {
|
|
return;
|
|
}
|
|
pnv_xscom_add_subregion(chip, PNV9_XSCOM_PSIHB_BASE,
|
|
&PNV_PSI(psi9)->xscom_regs);
|
|
|
|
/* LPC */
|
|
if (!qdev_realize(DEVICE(&chip9->lpc), NULL, errp)) {
|
|
return;
|
|
}
|
|
memory_region_add_subregion(get_system_memory(), PNV9_LPCM_BASE(chip),
|
|
&chip9->lpc.xscom_regs);
|
|
|
|
chip->fw_mr = &chip9->lpc.isa_fw;
|
|
chip->dt_isa_nodename = g_strdup_printf("/lpcm-opb@%" PRIx64 "/lpc@0",
|
|
(uint64_t) PNV9_LPCM_BASE(chip));
|
|
|
|
/* Create the simplified OCC model */
|
|
if (!qdev_realize(DEVICE(&chip9->occ), NULL, errp)) {
|
|
return;
|
|
}
|
|
pnv_xscom_add_subregion(chip, PNV9_XSCOM_OCC_BASE, &chip9->occ.xscom_regs);
|
|
qdev_connect_gpio_out(DEVICE(&chip9->occ), 0, qdev_get_gpio_in(
|
|
DEVICE(&chip9->psi), PSIHB9_IRQ_OCC));
|
|
|
|
/* OCC SRAM model */
|
|
memory_region_add_subregion(get_system_memory(), PNV9_OCC_SENSOR_BASE(chip),
|
|
&chip9->occ.sram_regs);
|
|
|
|
/* SBE */
|
|
if (!qdev_realize(DEVICE(&chip9->sbe), NULL, errp)) {
|
|
return;
|
|
}
|
|
pnv_xscom_add_subregion(chip, PNV9_XSCOM_SBE_CTRL_BASE,
|
|
&chip9->sbe.xscom_ctrl_regs);
|
|
pnv_xscom_add_subregion(chip, PNV9_XSCOM_SBE_MBOX_BASE,
|
|
&chip9->sbe.xscom_mbox_regs);
|
|
qdev_connect_gpio_out(DEVICE(&chip9->sbe), 0, qdev_get_gpio_in(
|
|
DEVICE(&chip9->psi), PSIHB9_IRQ_PSU));
|
|
|
|
/* HOMER */
|
|
object_property_set_link(OBJECT(&chip9->homer), "chip", OBJECT(chip),
|
|
&error_abort);
|
|
if (!qdev_realize(DEVICE(&chip9->homer), NULL, errp)) {
|
|
return;
|
|
}
|
|
/* Homer Xscom region */
|
|
pnv_xscom_add_subregion(chip, PNV9_XSCOM_PBA_BASE, &chip9->homer.pba_regs);
|
|
|
|
/* Homer mmio region */
|
|
memory_region_add_subregion(get_system_memory(), PNV9_HOMER_BASE(chip),
|
|
&chip9->homer.regs);
|
|
|
|
/* PEC PHBs */
|
|
pnv_chip_power9_pec_realize(chip, &local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
}
|
|
|
|
static uint32_t pnv_chip_power9_xscom_pcba(PnvChip *chip, uint64_t addr)
|
|
{
|
|
addr &= (PNV9_XSCOM_SIZE - 1);
|
|
return addr >> 3;
|
|
}
|
|
|
|
static void pnv_chip_power9_class_init(ObjectClass *klass, void *data)
|
|
{
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
|
PnvChipClass *k = PNV_CHIP_CLASS(klass);
|
|
|
|
k->chip_cfam_id = 0x220d104900008000ull; /* P9 Nimbus DD2.0 */
|
|
k->cores_mask = POWER9_CORE_MASK;
|
|
k->core_pir = pnv_chip_core_pir_p9;
|
|
k->intc_create = pnv_chip_power9_intc_create;
|
|
k->intc_reset = pnv_chip_power9_intc_reset;
|
|
k->intc_destroy = pnv_chip_power9_intc_destroy;
|
|
k->intc_print_info = pnv_chip_power9_intc_print_info;
|
|
k->isa_create = pnv_chip_power9_isa_create;
|
|
k->dt_populate = pnv_chip_power9_dt_populate;
|
|
k->pic_print_info = pnv_chip_power9_pic_print_info;
|
|
k->xscom_core_base = pnv_chip_power9_xscom_core_base;
|
|
k->xscom_pcba = pnv_chip_power9_xscom_pcba;
|
|
dc->desc = "PowerNV Chip POWER9";
|
|
k->num_pecs = PNV9_CHIP_MAX_PEC;
|
|
|
|
device_class_set_parent_realize(dc, pnv_chip_power9_realize,
|
|
&k->parent_realize);
|
|
}
|
|
|
|
static void pnv_chip_power10_instance_init(Object *obj)
|
|
{
|
|
PnvChip *chip = PNV_CHIP(obj);
|
|
Pnv10Chip *chip10 = PNV10_CHIP(obj);
|
|
PnvChipClass *pcc = PNV_CHIP_GET_CLASS(obj);
|
|
int i;
|
|
|
|
object_initialize_child(obj, "xive", &chip10->xive, TYPE_PNV_XIVE2);
|
|
object_property_add_alias(obj, "xive-fabric", OBJECT(&chip10->xive),
|
|
"xive-fabric");
|
|
object_initialize_child(obj, "psi", &chip10->psi, TYPE_PNV10_PSI);
|
|
object_initialize_child(obj, "lpc", &chip10->lpc, TYPE_PNV10_LPC);
|
|
object_initialize_child(obj, "occ", &chip10->occ, TYPE_PNV10_OCC);
|
|
object_initialize_child(obj, "sbe", &chip10->sbe, TYPE_PNV10_SBE);
|
|
object_initialize_child(obj, "homer", &chip10->homer, TYPE_PNV10_HOMER);
|
|
|
|
chip->num_pecs = pcc->num_pecs;
|
|
|
|
for (i = 0; i < chip->num_pecs; i++) {
|
|
object_initialize_child(obj, "pec[*]", &chip10->pecs[i],
|
|
TYPE_PNV_PHB5_PEC);
|
|
}
|
|
}
|
|
|
|
static void pnv_chip_power10_quad_realize(Pnv10Chip *chip10, Error **errp)
|
|
{
|
|
PnvChip *chip = PNV_CHIP(chip10);
|
|
int i;
|
|
|
|
chip10->nr_quads = DIV_ROUND_UP(chip->nr_cores, 4);
|
|
chip10->quads = g_new0(PnvQuad, chip10->nr_quads);
|
|
|
|
for (i = 0; i < chip10->nr_quads; i++) {
|
|
PnvQuad *eq = &chip10->quads[i];
|
|
|
|
pnv_chip_quad_realize_one(chip, eq, chip->cores[i * 4]);
|
|
|
|
pnv_xscom_add_subregion(chip, PNV10_XSCOM_EQ_BASE(eq->quad_id),
|
|
&eq->xscom_regs);
|
|
}
|
|
}
|
|
|
|
static void pnv_chip_power10_phb_realize(PnvChip *chip, Error **errp)
|
|
{
|
|
Pnv10Chip *chip10 = PNV10_CHIP(chip);
|
|
int i;
|
|
|
|
for (i = 0; i < chip->num_pecs; i++) {
|
|
PnvPhb4PecState *pec = &chip10->pecs[i];
|
|
PnvPhb4PecClass *pecc = PNV_PHB4_PEC_GET_CLASS(pec);
|
|
uint32_t pec_nest_base;
|
|
uint32_t pec_pci_base;
|
|
|
|
object_property_set_int(OBJECT(pec), "index", i, &error_fatal);
|
|
object_property_set_int(OBJECT(pec), "chip-id", chip->chip_id,
|
|
&error_fatal);
|
|
object_property_set_link(OBJECT(pec), "chip", OBJECT(chip),
|
|
&error_fatal);
|
|
if (!qdev_realize(DEVICE(pec), NULL, errp)) {
|
|
return;
|
|
}
|
|
|
|
pec_nest_base = pecc->xscom_nest_base(pec);
|
|
pec_pci_base = pecc->xscom_pci_base(pec);
|
|
|
|
pnv_xscom_add_subregion(chip, pec_nest_base, &pec->nest_regs_mr);
|
|
pnv_xscom_add_subregion(chip, pec_pci_base, &pec->pci_regs_mr);
|
|
}
|
|
}
|
|
|
|
static void pnv_chip_power10_realize(DeviceState *dev, Error **errp)
|
|
{
|
|
PnvChipClass *pcc = PNV_CHIP_GET_CLASS(dev);
|
|
PnvChip *chip = PNV_CHIP(dev);
|
|
Pnv10Chip *chip10 = PNV10_CHIP(dev);
|
|
Error *local_err = NULL;
|
|
|
|
/* XSCOM bridge is first */
|
|
pnv_xscom_realize(chip, PNV10_XSCOM_SIZE, &local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
sysbus_mmio_map(SYS_BUS_DEVICE(chip), 0, PNV10_XSCOM_BASE(chip));
|
|
|
|
pcc->parent_realize(dev, &local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
|
|
pnv_chip_power10_quad_realize(chip10, &local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
|
|
/* XIVE2 interrupt controller (POWER10) */
|
|
object_property_set_int(OBJECT(&chip10->xive), "ic-bar",
|
|
PNV10_XIVE2_IC_BASE(chip), &error_fatal);
|
|
object_property_set_int(OBJECT(&chip10->xive), "esb-bar",
|
|
PNV10_XIVE2_ESB_BASE(chip), &error_fatal);
|
|
object_property_set_int(OBJECT(&chip10->xive), "end-bar",
|
|
PNV10_XIVE2_END_BASE(chip), &error_fatal);
|
|
object_property_set_int(OBJECT(&chip10->xive), "nvpg-bar",
|
|
PNV10_XIVE2_NVPG_BASE(chip), &error_fatal);
|
|
object_property_set_int(OBJECT(&chip10->xive), "nvc-bar",
|
|
PNV10_XIVE2_NVC_BASE(chip), &error_fatal);
|
|
object_property_set_int(OBJECT(&chip10->xive), "tm-bar",
|
|
PNV10_XIVE2_TM_BASE(chip), &error_fatal);
|
|
object_property_set_link(OBJECT(&chip10->xive), "chip", OBJECT(chip),
|
|
&error_abort);
|
|
if (!sysbus_realize(SYS_BUS_DEVICE(&chip10->xive), errp)) {
|
|
return;
|
|
}
|
|
pnv_xscom_add_subregion(chip, PNV10_XSCOM_XIVE2_BASE,
|
|
&chip10->xive.xscom_regs);
|
|
|
|
/* Processor Service Interface (PSI) Host Bridge */
|
|
object_property_set_int(OBJECT(&chip10->psi), "bar",
|
|
PNV10_PSIHB_BASE(chip), &error_fatal);
|
|
/* PSI can now be configured to use 64k ESB pages on POWER10 */
|
|
object_property_set_int(OBJECT(&chip10->psi), "shift", XIVE_ESB_64K,
|
|
&error_fatal);
|
|
if (!qdev_realize(DEVICE(&chip10->psi), NULL, errp)) {
|
|
return;
|
|
}
|
|
pnv_xscom_add_subregion(chip, PNV10_XSCOM_PSIHB_BASE,
|
|
&PNV_PSI(&chip10->psi)->xscom_regs);
|
|
|
|
/* LPC */
|
|
if (!qdev_realize(DEVICE(&chip10->lpc), NULL, errp)) {
|
|
return;
|
|
}
|
|
memory_region_add_subregion(get_system_memory(), PNV10_LPCM_BASE(chip),
|
|
&chip10->lpc.xscom_regs);
|
|
|
|
chip->fw_mr = &chip10->lpc.isa_fw;
|
|
chip->dt_isa_nodename = g_strdup_printf("/lpcm-opb@%" PRIx64 "/lpc@0",
|
|
(uint64_t) PNV10_LPCM_BASE(chip));
|
|
|
|
/* Create the simplified OCC model */
|
|
if (!qdev_realize(DEVICE(&chip10->occ), NULL, errp)) {
|
|
return;
|
|
}
|
|
pnv_xscom_add_subregion(chip, PNV10_XSCOM_OCC_BASE,
|
|
&chip10->occ.xscom_regs);
|
|
qdev_connect_gpio_out(DEVICE(&chip10->occ), 0, qdev_get_gpio_in(
|
|
DEVICE(&chip10->psi), PSIHB9_IRQ_OCC));
|
|
|
|
/* OCC SRAM model */
|
|
memory_region_add_subregion(get_system_memory(),
|
|
PNV10_OCC_SENSOR_BASE(chip),
|
|
&chip10->occ.sram_regs);
|
|
|
|
/* SBE */
|
|
if (!qdev_realize(DEVICE(&chip10->sbe), NULL, errp)) {
|
|
return;
|
|
}
|
|
pnv_xscom_add_subregion(chip, PNV10_XSCOM_SBE_CTRL_BASE,
|
|
&chip10->sbe.xscom_ctrl_regs);
|
|
pnv_xscom_add_subregion(chip, PNV10_XSCOM_SBE_MBOX_BASE,
|
|
&chip10->sbe.xscom_mbox_regs);
|
|
qdev_connect_gpio_out(DEVICE(&chip10->sbe), 0, qdev_get_gpio_in(
|
|
DEVICE(&chip10->psi), PSIHB9_IRQ_PSU));
|
|
|
|
/* HOMER */
|
|
object_property_set_link(OBJECT(&chip10->homer), "chip", OBJECT(chip),
|
|
&error_abort);
|
|
if (!qdev_realize(DEVICE(&chip10->homer), NULL, errp)) {
|
|
return;
|
|
}
|
|
/* Homer Xscom region */
|
|
pnv_xscom_add_subregion(chip, PNV10_XSCOM_PBA_BASE,
|
|
&chip10->homer.pba_regs);
|
|
|
|
/* Homer mmio region */
|
|
memory_region_add_subregion(get_system_memory(), PNV10_HOMER_BASE(chip),
|
|
&chip10->homer.regs);
|
|
|
|
/* PHBs */
|
|
pnv_chip_power10_phb_realize(chip, &local_err);
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
return;
|
|
}
|
|
}
|
|
|
|
static uint32_t pnv_chip_power10_xscom_pcba(PnvChip *chip, uint64_t addr)
|
|
{
|
|
addr &= (PNV10_XSCOM_SIZE - 1);
|
|
return addr >> 3;
|
|
}
|
|
|
|
static void pnv_chip_power10_class_init(ObjectClass *klass, void *data)
|
|
{
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
|
PnvChipClass *k = PNV_CHIP_CLASS(klass);
|
|
|
|
k->chip_cfam_id = 0x120da04900008000ull; /* P10 DD1.0 (with NX) */
|
|
k->cores_mask = POWER10_CORE_MASK;
|
|
k->core_pir = pnv_chip_core_pir_p10;
|
|
k->intc_create = pnv_chip_power10_intc_create;
|
|
k->intc_reset = pnv_chip_power10_intc_reset;
|
|
k->intc_destroy = pnv_chip_power10_intc_destroy;
|
|
k->intc_print_info = pnv_chip_power10_intc_print_info;
|
|
k->isa_create = pnv_chip_power10_isa_create;
|
|
k->dt_populate = pnv_chip_power10_dt_populate;
|
|
k->pic_print_info = pnv_chip_power10_pic_print_info;
|
|
k->xscom_core_base = pnv_chip_power10_xscom_core_base;
|
|
k->xscom_pcba = pnv_chip_power10_xscom_pcba;
|
|
dc->desc = "PowerNV Chip POWER10";
|
|
k->num_pecs = PNV10_CHIP_MAX_PEC;
|
|
|
|
device_class_set_parent_realize(dc, pnv_chip_power10_realize,
|
|
&k->parent_realize);
|
|
}
|
|
|
|
static void pnv_chip_core_sanitize(PnvChip *chip, Error **errp)
|
|
{
|
|
PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip);
|
|
int cores_max;
|
|
|
|
/*
|
|
* No custom mask for this chip, let's use the default one from *
|
|
* the chip class
|
|
*/
|
|
if (!chip->cores_mask) {
|
|
chip->cores_mask = pcc->cores_mask;
|
|
}
|
|
|
|
/* filter alien core ids ! some are reserved */
|
|
if ((chip->cores_mask & pcc->cores_mask) != chip->cores_mask) {
|
|
error_setg(errp, "warning: invalid core mask for chip Ox%"PRIx64" !",
|
|
chip->cores_mask);
|
|
return;
|
|
}
|
|
chip->cores_mask &= pcc->cores_mask;
|
|
|
|
/* now that we have a sane layout, let check the number of cores */
|
|
cores_max = ctpop64(chip->cores_mask);
|
|
if (chip->nr_cores > cores_max) {
|
|
error_setg(errp, "warning: too many cores for chip ! Limit is %d",
|
|
cores_max);
|
|
return;
|
|
}
|
|
}
|
|
|
|
static void pnv_chip_core_realize(PnvChip *chip, Error **errp)
|
|
{
|
|
Error *error = NULL;
|
|
PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip);
|
|
const char *typename = pnv_chip_core_typename(chip);
|
|
int i, core_hwid;
|
|
PnvMachineState *pnv = PNV_MACHINE(qdev_get_machine());
|
|
|
|
if (!object_class_by_name(typename)) {
|
|
error_setg(errp, "Unable to find PowerNV CPU Core '%s'", typename);
|
|
return;
|
|
}
|
|
|
|
/* Cores */
|
|
pnv_chip_core_sanitize(chip, &error);
|
|
if (error) {
|
|
error_propagate(errp, error);
|
|
return;
|
|
}
|
|
|
|
chip->cores = g_new0(PnvCore *, chip->nr_cores);
|
|
|
|
for (i = 0, core_hwid = 0; (core_hwid < sizeof(chip->cores_mask) * 8)
|
|
&& (i < chip->nr_cores); core_hwid++) {
|
|
char core_name[32];
|
|
PnvCore *pnv_core;
|
|
uint64_t xscom_core_base;
|
|
|
|
if (!(chip->cores_mask & (1ull << core_hwid))) {
|
|
continue;
|
|
}
|
|
|
|
pnv_core = PNV_CORE(object_new(typename));
|
|
|
|
snprintf(core_name, sizeof(core_name), "core[%d]", core_hwid);
|
|
object_property_add_child(OBJECT(chip), core_name, OBJECT(pnv_core));
|
|
chip->cores[i] = pnv_core;
|
|
object_property_set_int(OBJECT(pnv_core), "nr-threads",
|
|
chip->nr_threads, &error_fatal);
|
|
object_property_set_int(OBJECT(pnv_core), CPU_CORE_PROP_CORE_ID,
|
|
core_hwid, &error_fatal);
|
|
object_property_set_int(OBJECT(pnv_core), "pir",
|
|
pcc->core_pir(chip, core_hwid), &error_fatal);
|
|
object_property_set_int(OBJECT(pnv_core), "hrmor", pnv->fw_load_addr,
|
|
&error_fatal);
|
|
object_property_set_link(OBJECT(pnv_core), "chip", OBJECT(chip),
|
|
&error_abort);
|
|
qdev_realize(DEVICE(pnv_core), NULL, &error_fatal);
|
|
|
|
/* Each core has an XSCOM MMIO region */
|
|
xscom_core_base = pcc->xscom_core_base(chip, core_hwid);
|
|
|
|
pnv_xscom_add_subregion(chip, xscom_core_base,
|
|
&pnv_core->xscom_regs);
|
|
i++;
|
|
}
|
|
}
|
|
|
|
static void pnv_chip_realize(DeviceState *dev, Error **errp)
|
|
{
|
|
PnvChip *chip = PNV_CHIP(dev);
|
|
Error *error = NULL;
|
|
|
|
/* Cores */
|
|
pnv_chip_core_realize(chip, &error);
|
|
if (error) {
|
|
error_propagate(errp, error);
|
|
return;
|
|
}
|
|
}
|
|
|
|
static Property pnv_chip_properties[] = {
|
|
DEFINE_PROP_UINT32("chip-id", PnvChip, chip_id, 0),
|
|
DEFINE_PROP_UINT64("ram-start", PnvChip, ram_start, 0),
|
|
DEFINE_PROP_UINT64("ram-size", PnvChip, ram_size, 0),
|
|
DEFINE_PROP_UINT32("nr-cores", PnvChip, nr_cores, 1),
|
|
DEFINE_PROP_UINT64("cores-mask", PnvChip, cores_mask, 0x0),
|
|
DEFINE_PROP_UINT32("nr-threads", PnvChip, nr_threads, 1),
|
|
DEFINE_PROP_END_OF_LIST(),
|
|
};
|
|
|
|
static void pnv_chip_class_init(ObjectClass *klass, void *data)
|
|
{
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
|
|
|
set_bit(DEVICE_CATEGORY_CPU, dc->categories);
|
|
dc->realize = pnv_chip_realize;
|
|
device_class_set_props(dc, pnv_chip_properties);
|
|
dc->desc = "PowerNV Chip";
|
|
}
|
|
|
|
PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir)
|
|
{
|
|
int i, j;
|
|
|
|
for (i = 0; i < chip->nr_cores; i++) {
|
|
PnvCore *pc = chip->cores[i];
|
|
CPUCore *cc = CPU_CORE(pc);
|
|
|
|
for (j = 0; j < cc->nr_threads; j++) {
|
|
if (ppc_cpu_pir(pc->threads[j]) == pir) {
|
|
return pc->threads[j];
|
|
}
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static ICSState *pnv_ics_get(XICSFabric *xi, int irq)
|
|
{
|
|
PnvMachineState *pnv = PNV_MACHINE(xi);
|
|
int i, j;
|
|
|
|
for (i = 0; i < pnv->num_chips; i++) {
|
|
Pnv8Chip *chip8 = PNV8_CHIP(pnv->chips[i]);
|
|
|
|
if (ics_valid_irq(&chip8->psi.ics, irq)) {
|
|
return &chip8->psi.ics;
|
|
}
|
|
|
|
for (j = 0; j < chip8->num_phbs; j++) {
|
|
PnvPHB *phb = chip8->phbs[j];
|
|
PnvPHB3 *phb3 = PNV_PHB3(phb->backend);
|
|
|
|
if (ics_valid_irq(&phb3->lsis, irq)) {
|
|
return &phb3->lsis;
|
|
}
|
|
|
|
if (ics_valid_irq(ICS(&phb3->msis), irq)) {
|
|
return ICS(&phb3->msis);
|
|
}
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
PnvChip *pnv_get_chip(PnvMachineState *pnv, uint32_t chip_id)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < pnv->num_chips; i++) {
|
|
PnvChip *chip = pnv->chips[i];
|
|
if (chip->chip_id == chip_id) {
|
|
return chip;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static void pnv_ics_resend(XICSFabric *xi)
|
|
{
|
|
PnvMachineState *pnv = PNV_MACHINE(xi);
|
|
int i, j;
|
|
|
|
for (i = 0; i < pnv->num_chips; i++) {
|
|
Pnv8Chip *chip8 = PNV8_CHIP(pnv->chips[i]);
|
|
|
|
ics_resend(&chip8->psi.ics);
|
|
|
|
for (j = 0; j < chip8->num_phbs; j++) {
|
|
PnvPHB *phb = chip8->phbs[j];
|
|
PnvPHB3 *phb3 = PNV_PHB3(phb->backend);
|
|
|
|
ics_resend(&phb3->lsis);
|
|
ics_resend(ICS(&phb3->msis));
|
|
}
|
|
}
|
|
}
|
|
|
|
static ICPState *pnv_icp_get(XICSFabric *xi, int pir)
|
|
{
|
|
PowerPCCPU *cpu = ppc_get_vcpu_by_pir(pir);
|
|
|
|
return cpu ? ICP(pnv_cpu_state(cpu)->intc) : NULL;
|
|
}
|
|
|
|
static void pnv_pic_print_info(InterruptStatsProvider *obj,
|
|
Monitor *mon)
|
|
{
|
|
PnvMachineState *pnv = PNV_MACHINE(obj);
|
|
int i;
|
|
CPUState *cs;
|
|
|
|
CPU_FOREACH(cs) {
|
|
PowerPCCPU *cpu = POWERPC_CPU(cs);
|
|
|
|
/* XXX: loop on each chip/core/thread instead of CPU_FOREACH() */
|
|
PNV_CHIP_GET_CLASS(pnv->chips[0])->intc_print_info(pnv->chips[0], cpu,
|
|
mon);
|
|
}
|
|
|
|
for (i = 0; i < pnv->num_chips; i++) {
|
|
PNV_CHIP_GET_CLASS(pnv->chips[i])->pic_print_info(pnv->chips[i], mon);
|
|
}
|
|
}
|
|
|
|
static int pnv_match_nvt(XiveFabric *xfb, uint8_t format,
|
|
uint8_t nvt_blk, uint32_t nvt_idx,
|
|
bool cam_ignore, uint8_t priority,
|
|
uint32_t logic_serv,
|
|
XiveTCTXMatch *match)
|
|
{
|
|
PnvMachineState *pnv = PNV_MACHINE(xfb);
|
|
int total_count = 0;
|
|
int i;
|
|
|
|
for (i = 0; i < pnv->num_chips; i++) {
|
|
Pnv9Chip *chip9 = PNV9_CHIP(pnv->chips[i]);
|
|
XivePresenter *xptr = XIVE_PRESENTER(&chip9->xive);
|
|
XivePresenterClass *xpc = XIVE_PRESENTER_GET_CLASS(xptr);
|
|
int count;
|
|
|
|
count = xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, cam_ignore,
|
|
priority, logic_serv, match);
|
|
|
|
if (count < 0) {
|
|
return count;
|
|
}
|
|
|
|
total_count += count;
|
|
}
|
|
|
|
return total_count;
|
|
}
|
|
|
|
static int pnv10_xive_match_nvt(XiveFabric *xfb, uint8_t format,
|
|
uint8_t nvt_blk, uint32_t nvt_idx,
|
|
bool cam_ignore, uint8_t priority,
|
|
uint32_t logic_serv,
|
|
XiveTCTXMatch *match)
|
|
{
|
|
PnvMachineState *pnv = PNV_MACHINE(xfb);
|
|
int total_count = 0;
|
|
int i;
|
|
|
|
for (i = 0; i < pnv->num_chips; i++) {
|
|
Pnv10Chip *chip10 = PNV10_CHIP(pnv->chips[i]);
|
|
XivePresenter *xptr = XIVE_PRESENTER(&chip10->xive);
|
|
XivePresenterClass *xpc = XIVE_PRESENTER_GET_CLASS(xptr);
|
|
int count;
|
|
|
|
count = xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, cam_ignore,
|
|
priority, logic_serv, match);
|
|
|
|
if (count < 0) {
|
|
return count;
|
|
}
|
|
|
|
total_count += count;
|
|
}
|
|
|
|
return total_count;
|
|
}
|
|
|
|
static void pnv_machine_power8_class_init(ObjectClass *oc, void *data)
|
|
{
|
|
MachineClass *mc = MACHINE_CLASS(oc);
|
|
XICSFabricClass *xic = XICS_FABRIC_CLASS(oc);
|
|
PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc);
|
|
static const char compat[] = "qemu,powernv8\0qemu,powernv\0ibm,powernv";
|
|
|
|
static GlobalProperty phb_compat[] = {
|
|
{ TYPE_PNV_PHB, "version", "3" },
|
|
{ TYPE_PNV_PHB_ROOT_PORT, "version", "3" },
|
|
};
|
|
|
|
mc->desc = "IBM PowerNV (Non-Virtualized) POWER8";
|
|
mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power8_v2.0");
|
|
compat_props_add(mc->compat_props, phb_compat, G_N_ELEMENTS(phb_compat));
|
|
|
|
xic->icp_get = pnv_icp_get;
|
|
xic->ics_get = pnv_ics_get;
|
|
xic->ics_resend = pnv_ics_resend;
|
|
|
|
pmc->compat = compat;
|
|
pmc->compat_size = sizeof(compat);
|
|
|
|
machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB);
|
|
}
|
|
|
|
static void pnv_machine_power9_class_init(ObjectClass *oc, void *data)
|
|
{
|
|
MachineClass *mc = MACHINE_CLASS(oc);
|
|
XiveFabricClass *xfc = XIVE_FABRIC_CLASS(oc);
|
|
PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc);
|
|
static const char compat[] = "qemu,powernv9\0ibm,powernv";
|
|
|
|
static GlobalProperty phb_compat[] = {
|
|
{ TYPE_PNV_PHB, "version", "4" },
|
|
{ TYPE_PNV_PHB_ROOT_PORT, "version", "4" },
|
|
};
|
|
|
|
mc->desc = "IBM PowerNV (Non-Virtualized) POWER9";
|
|
mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power9_v2.0");
|
|
compat_props_add(mc->compat_props, phb_compat, G_N_ELEMENTS(phb_compat));
|
|
|
|
xfc->match_nvt = pnv_match_nvt;
|
|
|
|
mc->alias = "powernv";
|
|
|
|
pmc->compat = compat;
|
|
pmc->compat_size = sizeof(compat);
|
|
pmc->dt_power_mgt = pnv_dt_power_mgt;
|
|
|
|
machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB);
|
|
}
|
|
|
|
static void pnv_machine_power10_class_init(ObjectClass *oc, void *data)
|
|
{
|
|
MachineClass *mc = MACHINE_CLASS(oc);
|
|
PnvMachineClass *pmc = PNV_MACHINE_CLASS(oc);
|
|
XiveFabricClass *xfc = XIVE_FABRIC_CLASS(oc);
|
|
static const char compat[] = "qemu,powernv10\0ibm,powernv";
|
|
|
|
static GlobalProperty phb_compat[] = {
|
|
{ TYPE_PNV_PHB, "version", "5" },
|
|
{ TYPE_PNV_PHB_ROOT_PORT, "version", "5" },
|
|
};
|
|
|
|
mc->desc = "IBM PowerNV (Non-Virtualized) POWER10";
|
|
mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power10_v2.0");
|
|
compat_props_add(mc->compat_props, phb_compat, G_N_ELEMENTS(phb_compat));
|
|
|
|
pmc->compat = compat;
|
|
pmc->compat_size = sizeof(compat);
|
|
pmc->dt_power_mgt = pnv_dt_power_mgt;
|
|
|
|
xfc->match_nvt = pnv10_xive_match_nvt;
|
|
|
|
machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB);
|
|
}
|
|
|
|
static bool pnv_machine_get_hb(Object *obj, Error **errp)
|
|
{
|
|
PnvMachineState *pnv = PNV_MACHINE(obj);
|
|
|
|
return !!pnv->fw_load_addr;
|
|
}
|
|
|
|
static void pnv_machine_set_hb(Object *obj, bool value, Error **errp)
|
|
{
|
|
PnvMachineState *pnv = PNV_MACHINE(obj);
|
|
|
|
if (value) {
|
|
pnv->fw_load_addr = 0x8000000;
|
|
}
|
|
}
|
|
|
|
static void pnv_cpu_do_nmi_on_cpu(CPUState *cs, run_on_cpu_data arg)
|
|
{
|
|
PowerPCCPU *cpu = POWERPC_CPU(cs);
|
|
CPUPPCState *env = &cpu->env;
|
|
|
|
cpu_synchronize_state(cs);
|
|
ppc_cpu_do_system_reset(cs);
|
|
if (env->spr[SPR_SRR1] & SRR1_WAKESTATE) {
|
|
/*
|
|
* Power-save wakeups, as indicated by non-zero SRR1[46:47] put the
|
|
* wakeup reason in SRR1[42:45], system reset is indicated with 0b0100
|
|
* (PPC_BIT(43)).
|
|
*/
|
|
if (!(env->spr[SPR_SRR1] & SRR1_WAKERESET)) {
|
|
warn_report("ppc_cpu_do_system_reset does not set system reset wakeup reason");
|
|
env->spr[SPR_SRR1] |= SRR1_WAKERESET;
|
|
}
|
|
} else {
|
|
/*
|
|
* For non-powersave system resets, SRR1[42:45] are defined to be
|
|
* implementation-dependent. The POWER9 User Manual specifies that
|
|
* an external (SCOM driven, which may come from a BMC nmi command or
|
|
* another CPU requesting a NMI IPI) system reset exception should be
|
|
* 0b0010 (PPC_BIT(44)).
|
|
*/
|
|
env->spr[SPR_SRR1] |= SRR1_WAKESCOM;
|
|
}
|
|
}
|
|
|
|
static void pnv_nmi(NMIState *n, int cpu_index, Error **errp)
|
|
{
|
|
CPUState *cs;
|
|
|
|
CPU_FOREACH(cs) {
|
|
async_run_on_cpu(cs, pnv_cpu_do_nmi_on_cpu, RUN_ON_CPU_NULL);
|
|
}
|
|
}
|
|
|
|
static void pnv_machine_class_init(ObjectClass *oc, void *data)
|
|
{
|
|
MachineClass *mc = MACHINE_CLASS(oc);
|
|
InterruptStatsProviderClass *ispc = INTERRUPT_STATS_PROVIDER_CLASS(oc);
|
|
NMIClass *nc = NMI_CLASS(oc);
|
|
|
|
mc->desc = "IBM PowerNV (Non-Virtualized)";
|
|
mc->init = pnv_init;
|
|
mc->reset = pnv_reset;
|
|
mc->max_cpus = MAX_CPUS;
|
|
/* Pnv provides a AHCI device for storage */
|
|
mc->block_default_type = IF_IDE;
|
|
mc->no_parallel = 1;
|
|
mc->default_boot_order = NULL;
|
|
/*
|
|
* RAM defaults to less than 2048 for 32-bit hosts, and large
|
|
* enough to fit the maximum initrd size at it's load address
|
|
*/
|
|
mc->default_ram_size = 1 * GiB;
|
|
mc->default_ram_id = "pnv.ram";
|
|
ispc->print_info = pnv_pic_print_info;
|
|
nc->nmi_monitor_handler = pnv_nmi;
|
|
|
|
object_class_property_add_bool(oc, "hb-mode",
|
|
pnv_machine_get_hb, pnv_machine_set_hb);
|
|
object_class_property_set_description(oc, "hb-mode",
|
|
"Use a hostboot like boot loader");
|
|
}
|
|
|
|
#define DEFINE_PNV8_CHIP_TYPE(type, class_initfn) \
|
|
{ \
|
|
.name = type, \
|
|
.class_init = class_initfn, \
|
|
.parent = TYPE_PNV8_CHIP, \
|
|
}
|
|
|
|
#define DEFINE_PNV9_CHIP_TYPE(type, class_initfn) \
|
|
{ \
|
|
.name = type, \
|
|
.class_init = class_initfn, \
|
|
.parent = TYPE_PNV9_CHIP, \
|
|
}
|
|
|
|
#define DEFINE_PNV10_CHIP_TYPE(type, class_initfn) \
|
|
{ \
|
|
.name = type, \
|
|
.class_init = class_initfn, \
|
|
.parent = TYPE_PNV10_CHIP, \
|
|
}
|
|
|
|
static const TypeInfo types[] = {
|
|
{
|
|
.name = MACHINE_TYPE_NAME("powernv10"),
|
|
.parent = TYPE_PNV_MACHINE,
|
|
.class_init = pnv_machine_power10_class_init,
|
|
.interfaces = (InterfaceInfo[]) {
|
|
{ TYPE_XIVE_FABRIC },
|
|
{ },
|
|
},
|
|
},
|
|
{
|
|
.name = MACHINE_TYPE_NAME("powernv9"),
|
|
.parent = TYPE_PNV_MACHINE,
|
|
.class_init = pnv_machine_power9_class_init,
|
|
.interfaces = (InterfaceInfo[]) {
|
|
{ TYPE_XIVE_FABRIC },
|
|
{ },
|
|
},
|
|
},
|
|
{
|
|
.name = MACHINE_TYPE_NAME("powernv8"),
|
|
.parent = TYPE_PNV_MACHINE,
|
|
.class_init = pnv_machine_power8_class_init,
|
|
.interfaces = (InterfaceInfo[]) {
|
|
{ TYPE_XICS_FABRIC },
|
|
{ },
|
|
},
|
|
},
|
|
{
|
|
.name = TYPE_PNV_MACHINE,
|
|
.parent = TYPE_MACHINE,
|
|
.abstract = true,
|
|
.instance_size = sizeof(PnvMachineState),
|
|
.class_init = pnv_machine_class_init,
|
|
.class_size = sizeof(PnvMachineClass),
|
|
.interfaces = (InterfaceInfo[]) {
|
|
{ TYPE_INTERRUPT_STATS_PROVIDER },
|
|
{ TYPE_NMI },
|
|
{ },
|
|
},
|
|
},
|
|
{
|
|
.name = TYPE_PNV_CHIP,
|
|
.parent = TYPE_SYS_BUS_DEVICE,
|
|
.class_init = pnv_chip_class_init,
|
|
.instance_size = sizeof(PnvChip),
|
|
.class_size = sizeof(PnvChipClass),
|
|
.abstract = true,
|
|
},
|
|
|
|
/*
|
|
* P10 chip and variants
|
|
*/
|
|
{
|
|
.name = TYPE_PNV10_CHIP,
|
|
.parent = TYPE_PNV_CHIP,
|
|
.instance_init = pnv_chip_power10_instance_init,
|
|
.instance_size = sizeof(Pnv10Chip),
|
|
},
|
|
DEFINE_PNV10_CHIP_TYPE(TYPE_PNV_CHIP_POWER10, pnv_chip_power10_class_init),
|
|
|
|
/*
|
|
* P9 chip and variants
|
|
*/
|
|
{
|
|
.name = TYPE_PNV9_CHIP,
|
|
.parent = TYPE_PNV_CHIP,
|
|
.instance_init = pnv_chip_power9_instance_init,
|
|
.instance_size = sizeof(Pnv9Chip),
|
|
},
|
|
DEFINE_PNV9_CHIP_TYPE(TYPE_PNV_CHIP_POWER9, pnv_chip_power9_class_init),
|
|
|
|
/*
|
|
* P8 chip and variants
|
|
*/
|
|
{
|
|
.name = TYPE_PNV8_CHIP,
|
|
.parent = TYPE_PNV_CHIP,
|
|
.instance_init = pnv_chip_power8_instance_init,
|
|
.instance_size = sizeof(Pnv8Chip),
|
|
},
|
|
DEFINE_PNV8_CHIP_TYPE(TYPE_PNV_CHIP_POWER8, pnv_chip_power8_class_init),
|
|
DEFINE_PNV8_CHIP_TYPE(TYPE_PNV_CHIP_POWER8E, pnv_chip_power8e_class_init),
|
|
DEFINE_PNV8_CHIP_TYPE(TYPE_PNV_CHIP_POWER8NVL,
|
|
pnv_chip_power8nvl_class_init),
|
|
};
|
|
|
|
DEFINE_TYPES(types)
|