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[RFC v5 13/36] target/arm: kvm: add stubs for some helpers
From: |
Claudio Fontana |
Subject: |
[RFC v5 13/36] target/arm: kvm: add stubs for some helpers |
Date: |
Tue, 9 Mar 2021 15:25:21 +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 v5 02/36] target/arm: move helpers to tcg/, (continued)
- [RFC v5 02/36] target/arm: move helpers to tcg/, Claudio Fontana, 2021/03/09
- [RFC v5 01/36] target/arm: move translate modules to tcg/, Claudio Fontana, 2021/03/09
- [RFC v5 03/36] arm: tcg: only build under CONFIG_TCG, Claudio Fontana, 2021/03/09
- [RFC v5 05/36] target/arm: only build psci for TCG, Claudio Fontana, 2021/03/09
- [RFC v5 06/36] target/arm: split off cpu-sysemu.c, Claudio Fontana, 2021/03/09
- [RFC v5 07/36] target/arm: move physical address translation to cpu-mmu, Claudio Fontana, 2021/03/09
- [RFC v5 08/36] target/arm: cpu-mmu: fix comment style, Claudio Fontana, 2021/03/09
- [RFC v5 10/36] target/arm: cpregs: fix style (mostly just comments), Claudio Fontana, 2021/03/09
- [RFC v5 11/36] target/arm: move cpu definitions to common cpu module, Claudio Fontana, 2021/03/09
- [RFC v5 12/36] target/arm: only perform TCG cpu and machine inits if TCG enabled, Claudio Fontana, 2021/03/09
- [RFC v5 13/36] target/arm: kvm: add stubs for some helpers,
Claudio Fontana <=
- [RFC v5 15/36] target/arm: add temporary stub for arm_rebuild_hflags, Claudio Fontana, 2021/03/09
- [RFC v5 14/36] target/arm: move cpsr_read, cpsr_write to cpu_common, Claudio Fontana, 2021/03/09
- [RFC v5 19/36] target/arm: move arm_sctlr away from tcg helpers, Claudio Fontana, 2021/03/09
- [RFC v5 09/36] target/arm: split cpregs from tcg/helper.c, Claudio Fontana, 2021/03/09
- [RFC v5 23/36] target/arm: move sve_exception_el out of TCG helpers, Claudio Fontana, 2021/03/09
- [RFC v5 16/36] target/arm: split vfp state setting from tcg helpers, Claudio Fontana, 2021/03/09
- [RFC v5 20/36] target/arm: move arm_cpu_list to common_cpu, Claudio Fontana, 2021/03/09
- [RFC v5 17/36] target/arm: move arm_mmu_idx* to cpu-mmu, Claudio Fontana, 2021/03/09
- [RFC v5 26/36] target/arm: wrap call to aarch64_sve_change_el in tcg_enabled(), Claudio Fontana, 2021/03/09
- [RFC v5 18/36] target/arm: move sve_zcr_len_for_el to common_cpu, Claudio Fontana, 2021/03/09