diff mbox series

[1/5] hw/i386: Mark devices as little-endian

Message ID 20241106184612.71897-2-philmd@linaro.org (mailing list archive)
State New
Headers show
Series hw: Mark architecture specific devices with specific endianness | expand

Commit Message

Philippe Mathieu-Daudé Nov. 6, 2024, 6:46 p.m. UTC 
These devices are only used by the X86 targets, which are only
built as little-endian. Therefore the DEVICE_NATIVE_ENDIAN
definition expand to DEVICE_LITTLE_ENDIAN (besides, the
DEVICE_BIG_ENDIAN case isn't tested). Simplify directly using
DEVICE_LITTLE_ENDIAN.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/i386/kvm/apic.c         | 2 +-
 hw/i386/pc.c               | 4 ++--
 hw/i386/vapic.c            | 2 +-
 hw/i386/xen/xen_apic.c     | 2 +-
 hw/i386/xen/xen_platform.c | 2 +-
 5 files changed, 6 insertions(+), 6 deletions(-)

Comments

Thomas Huth Nov. 9, 2024, 6:39 a.m. UTC | #1 
Am Wed,  6 Nov 2024 18:46:08 +0000
schrieb Philippe Mathieu-Daudé <philmd@linaro.org>:

> These devices are only used by the X86 targets, which are only
> built as little-endian. Therefore the DEVICE_NATIVE_ENDIAN
> definition expand to DEVICE_LITTLE_ENDIAN (besides, the
> DEVICE_BIG_ENDIAN case isn't tested). Simplify directly using
> DEVICE_LITTLE_ENDIAN.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> ---
>  hw/i386/kvm/apic.c         | 2 +-
>  hw/i386/pc.c               | 4 ++--
>  hw/i386/vapic.c            | 2 +-
>  hw/i386/xen/xen_apic.c     | 2 +-
>  hw/i386/xen/xen_platform.c | 2 +-
>  5 files changed, 6 insertions(+), 6 deletions(-)

Reviewed-by: Thomas Huth <huth@tuxfamily.org>
diff mbox series

Patch

diff --git a/hw/i386/kvm/apic.c b/hw/i386/kvm/apic.c
index a72c28e8a7..3a5d69e8d0 100644
--- a/hw/i386/kvm/apic.c
+++ b/hw/i386/kvm/apic.c
@@ -214,7 +214,7 @@  static void kvm_apic_mem_write(void *opaque, hwaddr addr,
 static const MemoryRegionOps kvm_apic_io_ops = {
     .read = kvm_apic_mem_read,
     .write = kvm_apic_mem_write,
-    .endianness = DEVICE_NATIVE_ENDIAN,
+    .endianness = DEVICE_LITTLE_ENDIAN,
 };
 
 static void kvm_apic_reset(APICCommonState *s)
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 830614d930..2259589e0d 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1064,7 +1064,7 @@  DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus)
 static const MemoryRegionOps ioport80_io_ops = {
     .write = ioport80_write,
     .read = ioport80_read,
-    .endianness = DEVICE_NATIVE_ENDIAN,
+    .endianness = DEVICE_LITTLE_ENDIAN,
     .impl = {
         .min_access_size = 1,
         .max_access_size = 1,
@@ -1074,7 +1074,7 @@  static const MemoryRegionOps ioport80_io_ops = {
 static const MemoryRegionOps ioportF0_io_ops = {
     .write = ioportF0_write,
     .read = ioportF0_read,
-    .endianness = DEVICE_NATIVE_ENDIAN,
+    .endianness = DEVICE_LITTLE_ENDIAN,
     .impl = {
         .min_access_size = 1,
         .max_access_size = 1,
diff --git a/hw/i386/vapic.c b/hw/i386/vapic.c
index ef7f8b967f..fd906fdf78 100644
--- a/hw/i386/vapic.c
+++ b/hw/i386/vapic.c
@@ -718,7 +718,7 @@  static uint64_t vapic_read(void *opaque, hwaddr addr, unsigned size)
 static const MemoryRegionOps vapic_ops = {
     .write = vapic_write,
     .read = vapic_read,
-    .endianness = DEVICE_NATIVE_ENDIAN,
+    .endianness = DEVICE_LITTLE_ENDIAN,
 };
 
 static void vapic_realize(DeviceState *dev, Error **errp)
diff --git a/hw/i386/xen/xen_apic.c b/hw/i386/xen/xen_apic.c
index 101e16a766..a94e9005cb 100644
--- a/hw/i386/xen/xen_apic.c
+++ b/hw/i386/xen/xen_apic.c
@@ -36,7 +36,7 @@  static void xen_apic_mem_write(void *opaque, hwaddr addr,
 static const MemoryRegionOps xen_apic_io_ops = {
     .read = xen_apic_mem_read,
     .write = xen_apic_mem_write,
-    .endianness = DEVICE_NATIVE_ENDIAN,
+    .endianness = DEVICE_LITTLE_ENDIAN,
 };
 
 static void xen_apic_realize(DeviceState *dev, Error **errp)
diff --git a/hw/i386/xen/xen_platform.c b/hw/i386/xen/xen_platform.c
index ec0e536e85..3b3e745822 100644
--- a/hw/i386/xen/xen_platform.c
+++ b/hw/i386/xen/xen_platform.c
@@ -514,7 +514,7 @@  static void platform_mmio_write(void *opaque, hwaddr addr,
 static const MemoryRegionOps platform_mmio_handler = {
     .read = &platform_mmio_read,
     .write = &platform_mmio_write,
-    .endianness = DEVICE_NATIVE_ENDIAN,
+    .endianness = DEVICE_LITTLE_ENDIAN,
 };
 
 static void platform_mmio_setup(PCIXenPlatformState *d)