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[RFC v3 11/23] target/arm: kvm: add stubs for some helpers
From: |
Claudio Fontana |
Subject: |
[RFC v3 11/23] target/arm: kvm: add stubs for some helpers |
Date: |
Wed, 3 Mar 2021 12:40:41 +0100 |
at least the armv7m one should go away with proper
configuration changes (only enabling possible boards for KVM).
Signed-off-by: Claudio Fontana <cfontana@suse.de>
---
target/arm/kvm/helper-stubs.c | 27 +++++++++++++++++++++++++++
target/arm/kvm/meson.build | 3 +++
target/arm/meson.build | 1 +
3 files changed, 31 insertions(+)
create mode 100644 target/arm/kvm/helper-stubs.c
create mode 100644 target/arm/kvm/meson.build
diff --git a/target/arm/kvm/helper-stubs.c b/target/arm/kvm/helper-stubs.c
new file mode 100644
index 0000000000..8e952c91fa
--- /dev/null
+++ b/target/arm/kvm/helper-stubs.c
@@ -0,0 +1,27 @@
+/*
+ * QEMU ARM KVM stubs for some helper functions
+ *
+ * Copyright 2021 SUSE LLC
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include "cpu.h"
+
+/* return the effective value of HCR_EL2. For KVM, always 0. */
+uint64_t arm_hcr_el2_eff(CPUARMState *env)
+{
+ return 0;
+}
+
+int fp_exception_el(CPUARMState *env, int cur_el)
+{
+ return 0;
+}
+
+void write_v7m_exception(CPUARMState *env, uint32_t new_exc)
+{
+ g_assert_not_reached();
+}
diff --git a/target/arm/kvm/meson.build b/target/arm/kvm/meson.build
new file mode 100644
index 0000000000..1015fc0afb
--- /dev/null
+++ b/target/arm/kvm/meson.build
@@ -0,0 +1,3 @@
+arm_ss.add(when: 'CONFIG_TCG', if_false: files(
+ 'helper-stubs.c',
+))
diff --git a/target/arm/meson.build b/target/arm/meson.build
index 7a6d0d6ba4..cd2ae221a6 100644
--- a/target/arm/meson.build
+++ b/target/arm/meson.build
@@ -34,6 +34,7 @@ arm_softmmu_ss.add(when: 'CONFIG_TCG', if_true: files(
arm_user_ss = ss.source_set()
subdir('tcg')
+subdir('kvm')
target_arch += {'arm': arm_ss}
target_softmmu_arch += {'arm': arm_softmmu_ss}
--
2.26.2
- [RFC v3 00/23] arm cleanup experiment for kvm-only build, Claudio Fontana, 2021/03/03
- [RFC v3 03/23] arm: tcg: only build under CONFIG_TCG, Claudio Fontana, 2021/03/03
- [RFC v3 02/23] target/arm: move helpers to tcg/, Claudio Fontana, 2021/03/03
- [RFC v3 05/23] target/arm: only build psci for TCG, Claudio Fontana, 2021/03/03
- [RFC v3 06/23] target/arm: split off cpu-sysemu.c, Claudio Fontana, 2021/03/03
- [RFC v3 07/23] target/arm: move physical address translation to cpu-mmu, Claudio Fontana, 2021/03/03
- [RFC v3 10/23] target/arm: only perform TCG cpu and machine inits if TCG enabled, Claudio Fontana, 2021/03/03
- [RFC v3 01/23] target/arm: move translate modules to tcg/, Claudio Fontana, 2021/03/03
- [RFC v3 11/23] target/arm: kvm: add stubs for some helpers,
Claudio Fontana <=
- [RFC v3 16/23] target/arm: move sve_zcr_len_for_el to common_cpu, Claudio Fontana, 2021/03/03
- [RFC v3 04/23] target/arm: tcg: add sysemu and user subsirs, Claudio Fontana, 2021/03/03
- [RFC v3 09/23] target/arm: move cpu definitions to common cpu module, Claudio Fontana, 2021/03/03
- [RFC v3 17/23] target/arm: move arm_sctlr away from tcg helpers, Claudio Fontana, 2021/03/03
- [RFC v3 14/23] target/arm: split vfp state setting from tcg helpers, Claudio Fontana, 2021/03/03
- [RFC v3 18/23] target/arm: move arm_cpu_list to common_cpu, Claudio Fontana, 2021/03/03
- [RFC v3 20/23] target/arm: split 32bit cpu models from cpu.c to cpu32.c, Claudio Fontana, 2021/03/03
- [RFC v3 19/23] target/arm: move aarch64_sync_32_to_64 (and vv) to cpu code, Claudio Fontana, 2021/03/03
- [RFC v3 23/23] target/arm: wrap call to aarch64_sve_change_el in tcg_enabled(), Claudio Fontana, 2021/03/03
- [RFC v3 08/23] target/arm: split cpregs from tcg/helper.c, Claudio Fontana, 2021/03/03