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[3/5] ahci: add support for non-PCI based controllers

Message ID 1325793761-10249-4-git-send-email-mark.langsdorf@calxeda.com
State New
Headers show

Commit Message

Mark Langsdorf Jan. 5, 2012, 8:02 p.m. UTC 
From: Rob Herring <rob.herring@calxeda.com>

Add support for ahci on sysbus.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Mark Langsdorf <mark.langsdorf@calxeda.com>
---
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 |   31 +++++++++++++++++++++++++++++++
 1 files changed, 31 insertions(+), 0 deletions(-)
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Patch

diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index 135d0ee..982ee31 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 +1215,33 @@  void ahci_reset(void *opaque)
         ahci_reset_port(s, i);
     }
 }
+
+typedef struct PlatAHCIState {
+    SysBusDevice busdev;
+    AHCIState ahci;
+} PlatAHCIState;
+
+static int plat_ahci_init(SysBusDevice *dev)
+{
+    PlatAHCIState *s = FROM_SYSBUS(PlatAHCIState, dev);
+    ahci_init(&s->ahci, &dev->qdev, 1);
+
+    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 plat_ahci_info = {
+    .qdev.name    = "sysbus-ahci",
+    .qdev.size    = sizeof(PlatAHCIState),
+    .init         = plat_ahci_init,
+};
+
+static void plat_ahci_register(void)
+{
+    sysbus_register_withprop(&plat_ahci_info);
+}
+
+device_init(plat_ahci_register);