Signed-off-by: Claudio Fontana <cfont...@suse.de> Reviewed-by: Richard Henderson <richard.hender...@linaro.org> --- target/i386/tcg/tcg-cpu.h | 24 +++++++++ target/i386/tcg/sysemu/tcg-cpu.c | 83 ++++++++++++++++++++++++++++++ target/i386/tcg/tcg-cpu.c | 75 ++------------------------- target/i386/tcg/meson.build | 3 ++ target/i386/tcg/sysemu/meson.build | 3 ++ target/i386/tcg/user/meson.build | 2 + 6 files changed, 119 insertions(+), 71 deletions(-) create mode 100644 target/i386/tcg/tcg-cpu.h create mode 100644 target/i386/tcg/sysemu/tcg-cpu.c create mode 100644 target/i386/tcg/sysemu/meson.build create mode 100644 target/i386/tcg/user/meson.build
diff --git a/target/i386/tcg/tcg-cpu.h b/target/i386/tcg/tcg-cpu.h new file mode 100644 index 0000000000..36bd300af0 --- /dev/null +++ b/target/i386/tcg/tcg-cpu.h @@ -0,0 +1,24 @@ +/* + * i386 TCG cpu class initialization functions + * + * Copyright (c) 2003 Fabrice Bellard + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef TCG_CPU_H +#define TCG_CPU_H + +bool tcg_cpu_realizefn(CPUState *cs, Error **errp); + +#endif /* TCG_CPU_H */ diff --git a/target/i386/tcg/sysemu/tcg-cpu.c b/target/i386/tcg/sysemu/tcg-cpu.c new file mode 100644 index 0000000000..c223c0fe9b --- /dev/null +++ b/target/i386/tcg/sysemu/tcg-cpu.c @@ -0,0 +1,83 @@ +/* + * i386 TCG cpu class initialization functions specific to sysemu + * + * Copyright (c) 2003 Fabrice Bellard + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ + +#include "qemu/osdep.h" +#include "cpu.h" +#include "tcg/helper-tcg.h" + +#include "sysemu/sysemu.h" +#include "qemu/units.h" +#include "exec/address-spaces.h" + +#include "tcg/tcg-cpu.h" + +static void tcg_cpu_machine_done(Notifier *n, void *unused) +{ + X86CPU *cpu = container_of(n, X86CPU, machine_done); + MemoryRegion *smram = + (MemoryRegion *) object_resolve_path("/machine/smram", NULL); + + if (smram) { + cpu->smram = g_new(MemoryRegion, 1); + memory_region_init_alias(cpu->smram, OBJECT(cpu), "smram", + smram, 0, 4 * GiB); + memory_region_set_enabled(cpu->smram, true); + memory_region_add_subregion_overlap(cpu->cpu_as_root, 0, + cpu->smram, 1); + } +} + +bool tcg_cpu_realizefn(CPUState *cs, Error **errp) +{ + X86CPU *cpu = X86_CPU(cs); + + /* + * The realize order is important, since x86_cpu_realize() checks if + * nothing else has been set by the user (or by accelerators) in + * cpu->ucode_rev and cpu->phys_bits, and the memory regions + * initialized here are needed for the vcpu initialization. + * + * realize order: + * tcg_cpu -> host_cpu -> x86_cpu + */ + cpu->cpu_as_mem = g_new(MemoryRegion, 1); + cpu->cpu_as_root = g_new(MemoryRegion, 1); + + /* Outer container... */ + memory_region_init(cpu->cpu_as_root, OBJECT(cpu), "memory", ~0ull); + memory_region_set_enabled(cpu->cpu_as_root, true); + + /* + * ... with two regions inside: normal system memory with low + * priority, and... + */ + memory_region_init_alias(cpu->cpu_as_mem, OBJECT(cpu), "memory", + get_system_memory(), 0, ~0ull); + memory_region_add_subregion_overlap(cpu->cpu_as_root, 0, cpu->cpu_as_mem, 0); + memory_region_set_enabled(cpu->cpu_as_mem, true); + + cs->num_ases = 2; + cpu_address_space_init(cs, 0, "cpu-memory", cs->memory); + cpu_address_space_init(cs, 1, "cpu-smm", cpu->cpu_as_root); + + /* ... SMRAM with higher priority, linked from /machine/smram. */ + cpu->machine_done.notify = tcg_cpu_machine_done; + qemu_add_machine_init_done_notifier(&cpu->machine_done); + return true; +} diff --git a/target/i386/tcg/tcg-cpu.c b/target/i386/tcg/tcg-cpu.c index 23e1f5f0c3..e311f52855 100644 --- a/target/i386/tcg/tcg-cpu.c +++ b/target/i386/tcg/tcg-cpu.c @@ -23,11 +23,7 @@ #include "qemu/accel.h" #include "hw/core/accel-cpu.h" -#ifndef CONFIG_USER_ONLY -#include "sysemu/sysemu.h" -#include "qemu/units.h" -#include "exec/address-spaces.h" -#endif +#include "tcg-cpu.h" /* Frob eflags into and out of the CPU temporary format. */ @@ -78,72 +74,6 @@ static void tcg_cpu_class_init(CPUClass *cc) cc->tcg_ops = &x86_tcg_ops; } -#ifndef CONFIG_USER_ONLY - -static void x86_cpu_machine_done(Notifier *n, void *unused) -{ - X86CPU *cpu = container_of(n, X86CPU, machine_done); - MemoryRegion *smram = - (MemoryRegion *) object_resolve_path("/machine/smram", NULL); - - if (smram) { - cpu->smram = g_new(MemoryRegion, 1); - memory_region_init_alias(cpu->smram, OBJECT(cpu), "smram", - smram, 0, 4 * GiB); - memory_region_set_enabled(cpu->smram, true); - memory_region_add_subregion_overlap(cpu->cpu_as_root, 0, - cpu->smram, 1); - } -} - -static bool tcg_cpu_realizefn(CPUState *cs, Error **errp) -{ - X86CPU *cpu = X86_CPU(cs); - - /* - * The realize order is important, since x86_cpu_realize() checks if - * nothing else has been set by the user (or by accelerators) in - * cpu->ucode_rev and cpu->phys_bits, and the memory regions - * initialized here are needed for the vcpu initialization. - * - * realize order: - * tcg_cpu -> host_cpu -> x86_cpu - */ - cpu->cpu_as_mem = g_new(MemoryRegion, 1); - cpu->cpu_as_root = g_new(MemoryRegion, 1); - - /* Outer container... */ - memory_region_init(cpu->cpu_as_root, OBJECT(cpu), "memory", ~0ull); - memory_region_set_enabled(cpu->cpu_as_root, true); - - /* - * ... with two regions inside: normal system memory with low - * priority, and... - */ - memory_region_init_alias(cpu->cpu_as_mem, OBJECT(cpu), "memory", - get_system_memory(), 0, ~0ull); - memory_region_add_subregion_overlap(cpu->cpu_as_root, 0, cpu->cpu_as_mem, 0); - memory_region_set_enabled(cpu->cpu_as_mem, true); - - cs->num_ases = 2; - cpu_address_space_init(cs, 0, "cpu-memory", cs->memory); - cpu_address_space_init(cs, 1, "cpu-smm", cpu->cpu_as_root); - - /* ... SMRAM with higher priority, linked from /machine/smram. */ - cpu->machine_done.notify = x86_cpu_machine_done; - qemu_add_machine_init_done_notifier(&cpu->machine_done); - return true; -} - -#else /* CONFIG_USER_ONLY */ - -static bool tcg_cpu_realizefn(CPUState *cs, Error **errp) -{ - return true; -} - -#endif /* !CONFIG_USER_ONLY */ - /* * TCG-specific defaults that override all CPU models when using TCG */ @@ -163,7 +93,10 @@ static void tcg_cpu_accel_class_init(ObjectClass *oc, void *data) { AccelCPUClass *acc = ACCEL_CPU_CLASS(oc); +#ifndef CONFIG_USER_ONLY acc->cpu_realizefn = tcg_cpu_realizefn; +#endif /* CONFIG_USER_ONLY */ + acc->cpu_class_init = tcg_cpu_class_init; acc->cpu_instance_init = tcg_cpu_instance_init; } diff --git a/target/i386/tcg/meson.build b/target/i386/tcg/meson.build index 6a1a73cdbf..320bcd1e46 100644 --- a/target/i386/tcg/meson.build +++ b/target/i386/tcg/meson.build @@ -12,3 +12,6 @@ i386_ss.add(when: 'CONFIG_TCG', if_true: files( 'svm_helper.c', 'tcg-cpu.c', 'translate.c'), if_false: files('tcg-stub.c')) + +subdir('sysemu') +subdir('user') diff --git a/target/i386/tcg/sysemu/meson.build b/target/i386/tcg/sysemu/meson.build new file mode 100644 index 0000000000..4ab30cc32e --- /dev/null +++ b/target/i386/tcg/sysemu/meson.build @@ -0,0 +1,3 @@ +i386_softmmu_ss.add(when: ['CONFIG_TCG', 'CONFIG_SOFTMMU'], if_true: files( + 'tcg-cpu.c', +)) diff --git a/target/i386/tcg/user/meson.build b/target/i386/tcg/user/meson.build new file mode 100644 index 0000000000..7aecc53155 --- /dev/null +++ b/target/i386/tcg/user/meson.build @@ -0,0 +1,2 @@ +i386_user_ss.add(when: ['CONFIG_TCG', 'CONFIG_USER_ONLY'], if_true: files( +)) -- 2.26.2
