diff mbox series

[RFC,13/14] hw/arm/bcm2838: Map the PCIe memory space

Message ID 20190904171315.8354-14-f4bug@amsat.org (mailing list archive)
State New, archived
Headers show
Series hw/arm: Add the Raspberry Pi 4B | expand

Commit Message

Philippe Mathieu-Daudé Sept. 4, 2019, 5:13 p.m. UTC 
The BCM2711 has a BCM54213 Gigabit Ethernet block mapped
in the PCIe range.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
FIXME: create the bcm54213-geth in raspi.c?
---
 hw/arm/bcm2836.c | 10 ++++++++++
 1 file changed, 10 insertions(+)
diff mbox series

Patch

diff --git a/hw/arm/bcm2836.c b/hw/arm/bcm2836.c
index d89d7cd71d..39190a108f 100644
--- a/hw/arm/bcm2836.c
+++ b/hw/arm/bcm2836.c
@@ -15,6 +15,7 @@ 
 #include "hw/arm/bcm2836.h"
 #include "hw/arm/raspi_platform.h"
 #include "hw/sysbus.h"
+#include "hw/misc/unimp.h"
 
 struct BCM283XInfo {
     const char *name;
@@ -60,6 +61,8 @@  static const BCM283XInfo bcm283x_socs[] = {
 #define GIC_VIFACE_OTHER_OFS(cpu)  (0x5000 + (cpu) * 0x200)
 #define GIC_VCPU_OFS                0x6000
 
+#define PCIE_BASE                   0x7d500000
+
 static void bcm2836_init(Object *obj)
 {
     BCM283XState *s = BCM283X(obj);
@@ -238,6 +241,13 @@  static void bcm2836_realize(DeviceState *dev, Error **errp)
         qdev_connect_gpio_out(DEVICE(&s->cpus[n]), GTIMER_SEC,
                 qdev_get_gpio_in_named(DEVICE(&s->control), "cntpsirq", n));
     }
+
+    /* bcm2838 kludge to easily create PCIe */
+    if (info->gic_base) {
+        create_unimplemented_device("bcm2838-pcie", PCIE_BASE, 0x100000);
+        create_unimplemented_device("bcm54213-geth",
+                                    PCIE_BASE + 0x80000, 0x10000);
+    }
 }
 
 static Property bcm2836_props[] = {