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authorPaul Brook <paul@codesourcery.com>2009-11-19 16:45:21 +0000
committerPaul Brook <paul@codesourcery.com>2009-11-19 16:45:21 +0000
commitf7c703250cef231085f07352b719bb91d71ea8a1 (patch)
tree8a511980622c574aba59fd41d320a94bf025b010 /hw/mpcore.c
parent100555620f4c825c3d2d37ed4d8b921b4604c1f6 (diff)
downloadfocaccia-qemu-f7c703250cef231085f07352b719bb91d71ea8a1.tar.gz
focaccia-qemu-f7c703250cef231085f07352b719bb91d71ea8a1.zip
ARM PBX-A9 board support
Implement ARM RealView PBX-A9 board support.

Signed-off-by: Paul Brook <paul@codesourcery.com>
Diffstat (limited to 'hw/mpcore.c')
-rw-r--r--hw/mpcore.c99
1 files changed, 1 insertions, 98 deletions
diff --git a/hw/mpcore.c b/hw/mpcore.c
index eccb2e188d..b4db1914b7 100644
--- a/hw/mpcore.c
+++ b/hw/mpcore.c
@@ -1,5 +1,5 @@
 /*
- * ARM MPCore internal peripheral emulation.
+ * ARM MPCore internal peripheral emulation (common code).
  *
  * Copyright (c) 2006-2007 CodeSourcery.
  * Written by Paul Brook
@@ -10,12 +10,7 @@
 #include "sysbus.h"
 #include "qemu-timer.h"
 
-#define MPCORE_PRIV_BASE  0x10100000
 #define NCPU 4
-/* ??? The MPCore TRM says the on-chip controller has 224 external IRQ lines
-   (+ 32 internal).  However my test chip only exposes/reports 32.
-   More importantly Linux falls over if more than 32 are present!  */
-#define GIC_NIRQ 64
 
 static inline int
 gic_get_current_cpu(void)
@@ -288,95 +283,3 @@ static int mpcore_priv_init(SysBusDevice *dev)
     }
     return 0;
 }
-
-/* Dummy PIC to route IRQ lines.  The baseboard has 4 independent IRQ
-   controllers.  The output of these, plus some of the raw input lines
-   are fed into a single SMP-aware interrupt controller on the CPU.  */
-typedef struct {
-    SysBusDevice busdev;
-    qemu_irq cpuic[32];
-    qemu_irq rvic[4][64];
-    uint32_t num_cpu;
-} mpcore_rirq_state;
-
-/* Map baseboard IRQs onto CPU IRQ lines.  */
-static const int mpcore_irq_map[32] = {
-    -1, -1, -1, -1,  1,  2, -1, -1,
-    -1, -1,  6, -1,  4,  5, -1, -1,
-    -1, 14, 15,  0,  7,  8, -1, -1,
-    -1, -1, -1, -1,  9,  3, -1, -1,
-};
-
-static void mpcore_rirq_set_irq(void *opaque, int irq, int level)
-{
-    mpcore_rirq_state *s = (mpcore_rirq_state *)opaque;
-    int i;
-
-    for (i = 0; i < 4; i++) {
-        qemu_set_irq(s->rvic[i][irq], level);
-    }
-    if (irq < 32) {
-        irq = mpcore_irq_map[irq];
-        if (irq >= 0) {
-            qemu_set_irq(s->cpuic[irq], level);
-        }
-    }
-}
-
-static int realview_mpcore_init(SysBusDevice *dev)
-{
-    mpcore_rirq_state *s = FROM_SYSBUS(mpcore_rirq_state, dev);
-    DeviceState *gic;
-    DeviceState *priv;
-    SysBusDevice *bus_priv;
-    int n;
-    int i;
-
-    priv = qdev_create(NULL, "arm11mpcore_priv");
-    qdev_prop_set_uint32(priv, "num-cpu", s->num_cpu);
-    qdev_init_nofail(priv);
-    bus_priv = sysbus_from_qdev(priv);
-    sysbus_mmio_map(bus_priv, 0, MPCORE_PRIV_BASE);
-    sysbus_pass_irq(dev, bus_priv);
-    for (i = 0; i < 32; i++) {
-        s->cpuic[i] = qdev_get_gpio_in(priv, i);
-    }
-    /* ??? IRQ routing is hardcoded to "normal" mode.  */
-    for (n = 0; n < 4; n++) {
-        gic = sysbus_create_simple("realview_gic", 0x10040000 + n * 0x10000,
-                                   s->cpuic[10 + n]);
-        for (i = 0; i < 64; i++) {
-            s->rvic[n][i] = qdev_get_gpio_in(gic, i);
-        }
-    }
-    qdev_init_gpio_in(&dev->qdev, mpcore_rirq_set_irq, 64);
-    return 0;
-}
-
-static SysBusDeviceInfo mpcore_rirq_info = {
-    .init = realview_mpcore_init,
-    .qdev.name  = "realview_mpcore",
-    .qdev.size  = sizeof(mpcore_rirq_state),
-    .qdev.props = (Property[]) {
-        DEFINE_PROP_UINT32("num-cpu", mpcore_rirq_state, num_cpu, 1),
-        DEFINE_PROP_END_OF_LIST(),
-    }
-};
-
-static SysBusDeviceInfo mpcore_priv_info = {
-    .init = mpcore_priv_init,
-    .qdev.name  = "arm11mpcore_priv",
-    .qdev.size  = sizeof(mpcore_priv_state),
-    .qdev.props = (Property[]) {
-        DEFINE_PROP_UINT32("num-cpu", mpcore_priv_state, num_cpu, 1),
-        DEFINE_PROP_END_OF_LIST(),
-    }
-};
-
-static void mpcore_register_devices(void)
-{
-    sysbus_register_withprop(&mpcore_rirq_info);
-    sysbus_register_withprop(&mpcore_priv_info);
-}
-
-device_init(mpcore_register_devices)