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[Qemu-devel] [PATCH v11 3/6] ahci: add support for non-PCI based control


From: Mark Langsdorf
Subject: [Qemu-devel] [PATCH v11 3/6] ahci: add support for non-PCI based controllers
Date: Thu, 19 Jan 2012 09:43:41 -0600

From: Rob Herring <address@hidden>

Add support for ahci on sysbus.

Signed-off-by: Rob Herring <address@hidden>
Signed-off-by: Mark Langsdorf <address@hidden>
Reviewed-by: Andreas Färber <address@hidden>
---
Changes from v10
        None
Changes from v9
        Changed typedef struct names to CamelCase
Changes from v7, v8
        None
Changes from v5, v6
        Skipped
Changes from v4
        replaced all references to Plat|plat_ with sysbus_
        made the number of ports into a qdev property
        added dummy migration support
Changes from v3
        Renamed plat-ahci to sysbus-ahci
Changes from v1, v2
        Corrected indentation of PlatAHCIState members
        Made plat_ahci_info into a single structure, not a list

 hw/ide/ahci.c |   44 ++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 44 insertions(+), 0 deletions(-)

diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index 0af201d..0309dd6 100644
--- a/hw/ide/ahci.c
+++ b/hw/ide/ahci.c
@@ -25,6 +25,7 @@
 #include <hw/msi.h>
 #include <hw/pc.h>
 #include <hw/pci.h>
+#include <hw/sysbus.h>
 
 #include "monitor.h"
 #include "dma.h"
@@ -1214,3 +1215,46 @@ void ahci_reset(void *opaque)
         ahci_reset_port(&d->ahci, i);
     }
 }
+
+typedef struct SysbusAHCIState {
+    SysBusDevice busdev;
+    AHCIState ahci;
+    uint32_t num_ports;
+} SysbusAHCIState;
+
+static const VMStateDescription vmstate_sysbus_ahci = {
+    .name = "sysbus-ahci",
+    .unmigratable = 1,
+};
+
+static int sysbus_ahci_init(SysBusDevice *dev)
+{
+    SysbusAHCIState *s = FROM_SYSBUS(SysbusAHCIState, dev);
+    ahci_init(&s->ahci, &dev->qdev, s->num_ports);
+
+    sysbus_init_mmio(dev, &s->ahci.mem);
+    sysbus_init_irq(dev, &s->ahci.irq);
+
+    qemu_register_reset(ahci_reset, &s->ahci);
+    return 0;
+}
+
+static SysBusDeviceInfo sysbus_ahci_info = {
+    .qdev.name    = "sysbus-ahci",
+    .qdev.size    = sizeof(SysbusAHCIState),
+    .qdev.vmsd    = &vmstate_sysbus_ahci,
+    .qdev.props = (Property[]) {
+        DEFINE_PROP_UINT32("num-ports", SysbusAHCIState, num_ports, 1),
+        DEFINE_PROP_END_OF_LIST(),
+    },
+    .init         = sysbus_ahci_init,
+
+
+};
+
+static void sysbus_ahci_register(void)
+{
+    sysbus_register_withprop(&sysbus_ahci_info);
+}
+
+device_init(sysbus_ahci_register);
-- 
1.7.5.4




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