xilinx: Convert most xilinx devices to MemoryRegion

This converts ethlite, intc, timer and uartlite to use
MemoryRegions.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>

1 files changed, 17 insertions, 14 deletions

diff --git a/hw/xilinx_timer.c b/hw/xilinx_timer.c
index f1c7abc..8779c56 100644
--- a/hw/xilinx_timer.c
+++ b/hw/xilinx_timer.c
@@ -59,6 +59,7 @@ struct xlx_timer
 struct timerblock
 {
     SysBusDevice busdev;
+    MemoryRegion mmio;
     qemu_irq irq;
     uint32_t nr_timers;
     uint32_t freq_hz;
@@ -85,7 +86,8 @@ static void timer_update_irq(struct timerblock *t)
     qemu_set_irq(t->irq, !!irq);
 }
 
-static uint32_t timer_readl (void *opaque, target_phys_addr_t addr)
+static uint64_t
+timer_read(void *opaque, target_phys_addr_t addr, unsigned int size)
 {
     struct timerblock *t = opaque;
     struct xlx_timer *xt;
@@ -134,11 +136,13 @@ static void timer_enable(struct xlx_timer *xt)
 }
 
 static void
-timer_writel (void *opaque, target_phys_addr_t addr, uint32_t value)
+timer_write(void *opaque, target_phys_addr_t addr,
+            uint64_t val64, unsigned int size)
 {
     struct timerblock *t = opaque;
     struct xlx_timer *xt;
     unsigned int timer;
+    uint32_t value = val64;
 
     addr >>= 2;
     timer = timer_from_addr(addr);
@@ -166,14 +170,14 @@ timer_writel (void *opaque, target_phys_addr_t addr, uint32_t value)
     timer_update_irq(t);
 }
 
-static CPUReadMemoryFunc * const timer_read[] = {
-    NULL, NULL,
-    &timer_readl,
-};
-
-static CPUWriteMemoryFunc * const timer_write[] = {
-    NULL, NULL,
-    &timer_writel,
+static const MemoryRegionOps timer_ops = {
+    .read = timer_read,
+    .write = timer_write,
+    .endianness = DEVICE_NATIVE_ENDIAN,
+    .valid = {
+        .min_access_size = 4,
+        .max_access_size = 4
+    }
 };
 
 static void timer_hit(void *opaque)
@@ -192,7 +196,6 @@ static int xilinx_timer_init(SysBusDevice *dev)
 {
     struct timerblock *t = FROM_SYSBUS(typeof (*t), dev);
     unsigned int i;
-    int timer_regs;
 
     /* All timers share a single irq line.  */
     sysbus_init_irq(dev, &t->irq);
@@ -209,9 +212,9 @@ static int xilinx_timer_init(SysBusDevice *dev)
         ptimer_set_freq(xt->ptimer, t->freq_hz);
     }
 
-    timer_regs = cpu_register_io_memory(timer_read, timer_write, t,
-                                        DEVICE_NATIVE_ENDIAN);
-    sysbus_init_mmio(dev, R_MAX * 4 * t->nr_timers, timer_regs);
+    memory_region_init_io(&t->mmio, &timer_ops, t, "xilinx-timer",
+                          R_MAX * 4 * t->nr_timers);
+    sysbus_init_mmio_region(dev, &t->mmio);
     return 0;
 }