Merge tag 'pull-target-arm-20241029' of https://git.linaro.org/people/pmaydell/qemu-arm into staging

target-arm queue:
 * arm/kvm: add support for MTE
 * docs/system/cpu-hotplug: Update example's socket-id/core-id
 * target/arm: Store FPSR cumulative exception bits in env->vfp.fpsr
 * target/arm: Don't assert in regime_is_user() for E10 mmuidx values
 * hw/sd/omap_mmc: Fix breakage of OMAP MMC controller
 * tests/functional: Add functional tests for collie, sx1
 * scripts/symlink-install-tree.py: Fix MESONINTROSPECT parsing
 * docs/system/arm: Document remaining undocumented boards
 * target/arm: Fix arithmetic underflow in SETM instruction
 * docs/devel/reset: Fix minor grammatical error
 * target/arm: kvm: require KVM_CAP_DEVICE_CTRL

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# gpg:                using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [ultimate]
# gpg:                 aka "Peter Maydell <peter@archaic.org.uk>" [ultimate]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* tag 'pull-target-arm-20241029' of https://git.linaro.org/people/pmaydell/qemu-arm:
  target/arm: kvm: require KVM_CAP_DEVICE_CTRL
  docs/devel/reset: Fix minor grammatical error
  target/arm: Fix arithmetic underflow in SETM instruction
  docs/system/target-arm.rst: Remove "many boards are undocumented" note
  docs/system/arm: Add placeholder docs for mcimx6ul-evk and mcimx7d-sabre
  docs/system/arm: Add placeholder doc for xlnx-zcu102 board
  docs/system/arm: Add placeholder doc for exynos4 boards
  docs/system/arm: Split fby35 out from aspeed.rst
  docs/system/arm: Don't use wildcard '*-bmc' in doc titles
  docs/system/arm/stm32: List olimex-stm32-h405 in document title
  scripts/symlink-install-tree.py: Fix MESONINTROSPECT parsing
  tests/functional: Add a functional test for the sx1 board
  tests/functional: Add a functional test for the collie board
  hw/sd/omap_mmc: Don't use sd_cmd_type_t
  target/arm: Don't assert in regime_is_user() for E10 mmuidx values
  target/arm: Store FPSR cumulative exception bits in env->vfp.fpsr
  docs/system/cpu-hotplug: Update example's socket-id/core-id
  arm/kvm: add support for MTE

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 26 insertions, 9 deletions

diff --git a/target/arm/kvm_arm.h b/target/arm/kvm_arm.h
index cfaa0d9bc7..2e6b49bf13 100644
--- a/target/arm/kvm_arm.h
+++ b/target/arm/kvm_arm.h
@@ -22,17 +22,15 @@
  * @devid: the KVM device ID
  * @group: device control API group for setting addresses
  * @attr: device control API address type
- * @dev_fd: device control device file descriptor (or -1 if not supported)
+ * @dev_fd: device control device file descriptor
  * @addr_ormask: value to be OR'ed with resolved address
  *
- * Remember the memory region @mr, and when it is mapped by the
- * machine model, tell the kernel that base address using the
- * KVM_ARM_SET_DEVICE_ADDRESS ioctl or the newer device control API.  @devid
- * should be the ID of the device as defined by KVM_ARM_SET_DEVICE_ADDRESS or
- * the arm-vgic device in the device control API.
- * The machine model may map
- * and unmap the device multiple times; the kernel will only be told the final
- * address at the point where machine init is complete.
+ * Remember the memory region @mr, and when it is mapped by the machine
+ * model, tell the kernel that base address using the device control API.
+ * @devid should be the ID of the device as defined by  the arm-vgic device
+ * in the device control API.  The machine model may map and unmap the device
+ * multiple times; the kernel will only be told the final address at the
+ * point where machine init is complete.
  */
 void kvm_arm_register_device(MemoryRegion *mr, uint64_t devid, uint64_t group,
                              uint64_t attr, int dev_fd, uint64_t addr_ormask);
@@ -189,6 +187,13 @@ bool kvm_arm_pmu_supported(void);
 bool kvm_arm_sve_supported(void);
 
 /**
+ * kvm_arm_mte_supported:
+ *
+ * Returns: true if KVM can enable MTE, and false otherwise.
+ */
+bool kvm_arm_mte_supported(void);
+
+/**
  * kvm_arm_get_max_vm_ipa_size:
  * @ms: Machine state handle
  * @fixed_ipa: True when the IPA limit is fixed at 40. This is the case
@@ -214,6 +219,8 @@ void kvm_arm_pvtime_init(ARMCPU *cpu, uint64_t ipa);
 
 int kvm_arm_set_irq(int cpu, int irqtype, int irq, int level);
 
+void kvm_arm_enable_mte(Object *cpuobj, Error **errp);
+
 #else
 
 /*
@@ -235,6 +242,11 @@ static inline bool kvm_arm_sve_supported(void)
     return false;
 }
 
+static inline bool kvm_arm_mte_supported(void)
+{
+    return false;
+}
+
 /*
  * These functions should never actually be called without KVM support.
  */
@@ -283,6 +295,11 @@ static inline uint32_t kvm_arm_sve_get_vls(ARMCPU *cpu)
     g_assert_not_reached();
 }
 
+static inline void kvm_arm_enable_mte(Object *cpuobj, Error **errp)
+{
+    g_assert_not_reached();
+}
+
 #endif
 
 #endif