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[Qemu-devel] [PATCH 4/5] acpi_piix4: Remove PCI_RMV_BASE write code
From: |
Alex Williamson |
Subject: |
[Qemu-devel] [PATCH 4/5] acpi_piix4: Remove PCI_RMV_BASE write code |
Date: |
Wed, 04 Apr 2012 23:51:25 -0600 |
User-agent: |
StGIT/0.14.3 |
Achieves the same result with less code.
Signed-off-by: Alex Williamson <address@hidden>
---
docs/specs/acpi_pci_hotplug.txt | 2 +-
hw/acpi_piix4.c | 6 ------
2 files changed, 1 insertions(+), 7 deletions(-)
diff --git a/docs/specs/acpi_pci_hotplug.txt b/docs/specs/acpi_pci_hotplug.txt
index 1e61d19..44a28da 100644
--- a/docs/specs/acpi_pci_hotplug.txt
+++ b/docs/specs/acpi_pci_hotplug.txt
@@ -34,4 +34,4 @@ PCI removability status (IO port 0xae0c-0xae0f, 4-byte
access):
-----------------------------------------------
Used by ACPI BIOS _RMV method to indicate removability status to OS. One
-bit per slot.
+bit per slot. Read-only
diff --git a/hw/acpi_piix4.c b/hw/acpi_piix4.c
index c1b1532..a6fe260 100644
--- a/hw/acpi_piix4.c
+++ b/hw/acpi_piix4.c
@@ -514,11 +514,6 @@ static uint32_t pcirmv_read(void *opaque, uint32_t addr)
return s->pci0_hotplug_enable;
}
-static void pcirmv_write(void *opaque, uint32_t addr, uint32_t val)
-{
- return;
-}
-
extern const char *global_cpu_model;
static int piix4_device_hotplug(DeviceState *qdev, PCIDevice *dev,
@@ -545,7 +540,6 @@ static void piix4_acpi_system_hot_add_init(PCIBus *bus,
PIIX4PMState *s)
register_ioport_write(PCI_EJ_BASE, 4, 4, pciej_write, s);
- register_ioport_write(PCI_RMV_BASE, 4, 4, pcirmv_write, s);
register_ioport_read(PCI_RMV_BASE, 4, 4, pcirmv_read, s);
pci_bus_hotplug(bus, piix4_device_hotplug, &s->dev.qdev);
- Re: [Qemu-devel] [PATCH 2/5] acpi_piix4: Only allow writes to PCI hotplug eject register, (continued)
- Re: [Qemu-devel] [PATCH 2/5] acpi_piix4: Only allow writes to PCI hotplug eject register, Michael S. Tsirkin, 2012/04/05
- Re: [Qemu-devel] [PATCH 2/5] acpi_piix4: Only allow writes to PCI hotplug eject register, Gleb Natapov, 2012/04/05
- Re: [Qemu-devel] [PATCH 2/5] acpi_piix4: Only allow writes to PCI hotplug eject register, Michael S. Tsirkin, 2012/04/05
- Re: [Qemu-devel] [PATCH 2/5] acpi_piix4: Only allow writes to PCI hotplug eject register, Gleb Natapov, 2012/04/05
- Re: [Qemu-devel] [PATCH 2/5] acpi_piix4: Only allow writes to PCI hotplug eject register, Michael S. Tsirkin, 2012/04/05
- Re: [Qemu-devel] [PATCH 2/5] acpi_piix4: Only allow writes to PCI hotplug eject register, Gleb Natapov, 2012/04/05
- Re: [Qemu-devel] [PATCH 2/5] acpi_piix4: Only allow writes to PCI hotplug eject register, Alex Williamson, 2012/04/05
- Re: [Qemu-devel] [PATCH 2/5] acpi_piix4: Only allow writes to PCI hotplug eject register, Michael S. Tsirkin, 2012/04/05
- Re: [Qemu-devel] [PATCH 2/5] acpi_piix4: Only allow writes to PCI hotplug eject register, Alex Williamson, 2012/04/05
[Qemu-devel] [PATCH 5/5] acpi_piix4: Fix PCI hotplug race, Alex Williamson, 2012/04/05
[Qemu-devel] [PATCH 4/5] acpi_piix4: Remove PCI_RMV_BASE write code,
Alex Williamson <=
Re: [Qemu-devel] [PATCH 0/5] PCI hotplug fixes/cleanup, Michael S. Tsirkin, 2012/04/05
Re: [Qemu-devel] [PATCH 0/5] PCI hotplug fixes/cleanup, Gleb Natapov, 2012/04/05
Re: [Qemu-devel] [PATCH 0/5] PCI hotplug fixes/cleanup, Michael S. Tsirkin, 2012/04/05
Re: [Qemu-devel] [PATCH 0/5] PCI hotplug fixes/cleanup, Marcelo Tosatti, 2012/04/08