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Diffstat (limited to 'hw/omap_intc.c')
-rw-r--r--hw/omap_intc.c125
1 files changed, 76 insertions, 49 deletions
diff --git a/hw/omap_intc.c b/hw/omap_intc.c
index 38637c6a5f..0f7fd9dd4c 100644
--- a/hw/omap_intc.c
+++ b/hw/omap_intc.c
@@ -19,7 +19,7 @@
*/
#include "hw.h"
#include "omap.h"
-#include "exec-memory.h"
+#include "sysbus.h"
/* Interrupt Handlers */
struct omap_intr_handler_bank_s {
@@ -33,25 +33,26 @@ struct omap_intr_handler_bank_s {
};
struct omap_intr_handler_s {
+ SysBusDevice busdev;
qemu_irq *pins;
qemu_irq parent_intr[2];
MemoryRegion mmio;
+ void *iclk;
+ void *fclk;
unsigned char nbanks;
int level_only;
+ uint32_t size;
+
+ uint8_t revision;
/* state */
uint32_t new_agr[2];
int sir_intr[2];
int autoidle;
uint32_t mask;
- struct omap_intr_handler_bank_s bank[];
+ struct omap_intr_handler_bank_s bank[3];
};
-inline qemu_irq omap_inth_get_pin(struct omap_intr_handler_s *s, int n)
-{
- return s->pins[n];
-}
-
static void omap_inth_sir_update(struct omap_intr_handler_s *s, int is_fiq)
{
int i, j, sir_intr, p_intr, p, f;
@@ -325,8 +326,10 @@ static const MemoryRegionOps omap_inth_mem_ops = {
},
};
-void omap_inth_reset(struct omap_intr_handler_s *s)
+static void omap_inth_reset(DeviceState *dev)
{
+ struct omap_intr_handler_s *s = FROM_SYSBUS(struct omap_intr_handler_s,
+ sysbus_from_qdev(dev));
int i;
for (i = 0; i < s->nbanks; ++i){
@@ -353,29 +356,35 @@ void omap_inth_reset(struct omap_intr_handler_s *s)
qemu_set_irq(s->parent_intr[1], 0);
}
-struct omap_intr_handler_s *omap_inth_init(target_phys_addr_t base,
- unsigned long size, unsigned char nbanks, qemu_irq **pins,
- qemu_irq parent_irq, qemu_irq parent_fiq, omap_clk clk)
+static int omap_intc_init(SysBusDevice *dev)
{
- struct omap_intr_handler_s *s = (struct omap_intr_handler_s *)
- g_malloc0(sizeof(struct omap_intr_handler_s) +
- sizeof(struct omap_intr_handler_bank_s) * nbanks);
-
- s->parent_intr[0] = parent_irq;
- s->parent_intr[1] = parent_fiq;
- s->nbanks = nbanks;
- s->pins = qemu_allocate_irqs(omap_set_intr, s, nbanks * 32);
- if (pins)
- *pins = s->pins;
-
- memory_region_init_io(&s->mmio, &omap_inth_mem_ops, s, "omap-intc", size);
- memory_region_add_subregion(get_system_memory(), base, &s->mmio);
-
- omap_inth_reset(s);
-
- return s;
+ struct omap_intr_handler_s *s;
+ s = FROM_SYSBUS(struct omap_intr_handler_s, dev);
+ if (!s->iclk) {
+ hw_error("omap-intc: clk not connected\n");
+ }
+ s->nbanks = 1;
+ sysbus_init_irq(dev, &s->parent_intr[0]);
+ sysbus_init_irq(dev, &s->parent_intr[1]);
+ qdev_init_gpio_in(&dev->qdev, omap_set_intr, s->nbanks * 32);
+ memory_region_init_io(&s->mmio, &omap_inth_mem_ops, s,
+ "omap-intc", s->size);
+ sysbus_init_mmio_region(dev, &s->mmio);
+ return 0;
}
+static SysBusDeviceInfo omap_intc_info = {
+ .init = omap_intc_init,
+ .qdev.name = "omap-intc",
+ .qdev.size = sizeof(struct omap_intr_handler_s),
+ .qdev.reset = omap_inth_reset,
+ .qdev.props = (Property[]) {
+ DEFINE_PROP_UINT32("size", struct omap_intr_handler_s, size, 0x100),
+ DEFINE_PROP_PTR("clk", struct omap_intr_handler_s, iclk),
+ DEFINE_PROP_END_OF_LIST()
+ }
+};
+
static uint64_t omap2_inth_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
@@ -394,7 +403,7 @@ static uint64_t omap2_inth_read(void *opaque, target_phys_addr_t addr,
switch (offset) {
case 0x00: /* INTC_REVISION */
- return 0x21;
+ return s->revision;
case 0x10: /* INTC_SYSCONFIG */
return (s->autoidle >> 2) & 1;
@@ -475,7 +484,7 @@ static void omap2_inth_write(void *opaque, target_phys_addr_t addr,
s->autoidle &= 4;
s->autoidle |= (value & 1) << 2;
if (value & 2) /* SOFTRESET */
- omap_inth_reset(s);
+ omap_inth_reset(&s->busdev.qdev);
return;
case 0x48: /* INTC_CONTROL */
@@ -568,27 +577,45 @@ static const MemoryRegionOps omap2_inth_mem_ops = {
},
};
-struct omap_intr_handler_s *omap2_inth_init(target_phys_addr_t base,
- int size, int nbanks, qemu_irq **pins,
- qemu_irq parent_irq, qemu_irq parent_fiq,
- omap_clk fclk, omap_clk iclk)
+static int omap2_intc_init(SysBusDevice *dev)
{
- struct omap_intr_handler_s *s = (struct omap_intr_handler_s *)
- g_malloc0(sizeof(struct omap_intr_handler_s) +
- sizeof(struct omap_intr_handler_bank_s) * nbanks);
-
- s->parent_intr[0] = parent_irq;
- s->parent_intr[1] = parent_fiq;
- s->nbanks = nbanks;
+ struct omap_intr_handler_s *s;
+ s = FROM_SYSBUS(struct omap_intr_handler_s, dev);
+ if (!s->iclk) {
+ hw_error("omap2-intc: iclk not connected\n");
+ }
+ if (!s->fclk) {
+ hw_error("omap2-intc: fclk not connected\n");
+ }
s->level_only = 1;
- s->pins = qemu_allocate_irqs(omap_set_intr_noedge, s, nbanks * 32);
- if (pins)
- *pins = s->pins;
-
- memory_region_init_io(&s->mmio, &omap2_inth_mem_ops, s, "omap2-intc", size);
- memory_region_add_subregion(get_system_memory(), base, &s->mmio);
+ s->nbanks = 3;
+ sysbus_init_irq(dev, &s->parent_intr[0]);
+ sysbus_init_irq(dev, &s->parent_intr[1]);
+ qdev_init_gpio_in(&dev->qdev, omap_set_intr_noedge, s->nbanks * 32);
+ memory_region_init_io(&s->mmio, &omap2_inth_mem_ops, s,
+ "omap2-intc", 0x1000);
+ sysbus_init_mmio_region(dev, &s->mmio);
+ return 0;
+}
- omap_inth_reset(s);
+static SysBusDeviceInfo omap2_intc_info = {
+ .init = omap2_intc_init,
+ .qdev.name = "omap2-intc",
+ .qdev.size = sizeof(struct omap_intr_handler_s),
+ .qdev.reset = omap_inth_reset,
+ .qdev.props = (Property[]) {
+ DEFINE_PROP_UINT8("revision", struct omap_intr_handler_s,
+ revision, 0x21),
+ DEFINE_PROP_PTR("iclk", struct omap_intr_handler_s, iclk),
+ DEFINE_PROP_PTR("fclk", struct omap_intr_handler_s, fclk),
+ DEFINE_PROP_END_OF_LIST()
+ }
+};
- return s;
+static void omap_intc_register_device(void)
+{
+ sysbus_register_withprop(&omap_intc_info);
+ sysbus_register_withprop(&omap2_intc_info);
}
+
+device_init(omap_intc_register_device)
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-29 18:23:48 +0000