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[Qemu-devel] [PATCH 02/15] mst_fpga: convert to memory API


From: Benoît Canet
Subject: [Qemu-devel] [PATCH 02/15] mst_fpga: convert to memory API
Date: Mon, 24 Oct 2011 23:03:28 +0200

Signed-off-by: Benoit Canet <address@hidden>
---
 hw/mst_fpga.c |   29 ++++++++++++-----------------
 1 files changed, 12 insertions(+), 17 deletions(-)

diff --git a/hw/mst_fpga.c b/hw/mst_fpga.c
index 7bcd5d7..cf9957b 100644
--- a/hw/mst_fpga.c
+++ b/hw/mst_fpga.c
@@ -34,6 +34,7 @@
 
 typedef struct mst_irq_state{
        SysBusDevice busdev;
+       MemoryRegion iomem;
 
        qemu_irq parent;
 
@@ -86,8 +87,8 @@ mst_fpga_set_irq(void *opaque, int irq, int level)
 }
 
 
-static uint32_t
-mst_fpga_readb(void *opaque, target_phys_addr_t addr)
+static uint64_t
+mst_fpga_readb(void *opaque, target_phys_addr_t addr, unsigned size)
 {
        mst_irq_state *s = (mst_irq_state *) opaque;
 
@@ -124,7 +125,8 @@ mst_fpga_readb(void *opaque, target_phys_addr_t addr)
 }
 
 static void
-mst_fpga_writeb(void *opaque, target_phys_addr_t addr, uint32_t value)
+mst_fpga_writeb(void *opaque, target_phys_addr_t addr, uint64_t value,
+               unsigned size)
 {
        mst_irq_state *s = (mst_irq_state *) opaque;
        value &= 0xffffffff;
@@ -175,17 +177,11 @@ mst_fpga_writeb(void *opaque, target_phys_addr_t addr, 
uint32_t value)
        }
 }
 
-static CPUReadMemoryFunc * const mst_fpga_readfn[] = {
-       mst_fpga_readb,
-       mst_fpga_readb,
-       mst_fpga_readb,
+static const MemoryRegionOps mst_fpga_ops = {
+       .read = mst_fpga_readb,
+       .write = mst_fpga_writeb,
+       .endianness = DEVICE_NATIVE_ENDIAN,
 };
-static CPUWriteMemoryFunc * const mst_fpga_writefn[] = {
-       mst_fpga_writeb,
-       mst_fpga_writeb,
-       mst_fpga_writeb,
-};
-
 
 static int mst_fpga_post_load(void *opaque, int version_id)
 {
@@ -198,7 +194,6 @@ static int mst_fpga_post_load(void *opaque, int version_id)
 static int mst_fpga_init(SysBusDevice *dev)
 {
        mst_irq_state *s;
-       int iomemtype;
 
        s = FROM_SYSBUS(mst_irq_state, dev);
 
@@ -210,9 +205,9 @@ static int mst_fpga_init(SysBusDevice *dev)
        /* alloc the external 16 irqs */
        qdev_init_gpio_in(&dev->qdev, mst_fpga_set_irq, MST_NUM_IRQS);
 
-       iomemtype = cpu_register_io_memory(mst_fpga_readfn,
-               mst_fpga_writefn, s, DEVICE_NATIVE_ENDIAN);
-       sysbus_init_mmio(dev, 0x00100000, iomemtype);
+       memory_region_init_io(&s->iomem, &mst_fpga_ops, s,
+                           "fpga", 0x00100000);
+       sysbus_init_mmio_region(dev, &s->iomem);
        return 0;
 }
 
-- 
1.7.4.1




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