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[PATCH 05/14] hw/pci-host/bonito: Map all the Bonito64 I/O range


From: Philippe Mathieu-Daudé
Subject: [PATCH 05/14] hw/pci-host/bonito: Map all the Bonito64 I/O range
Date: Tue, 26 May 2020 12:47:17 +0200

To ease following guest accesses to the Bonito64 chipset,
map its I/O range as UnimplementedDevice.
We can now see the accesses to unimplemented peripheral
using the '-d unimp' command line option.

Reviewed-by: Aleksandar Markovic <address@hidden>
Message-id: <address@hidden>
Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
---
 hw/pci-host/bonito.c | 3 +++
 hw/pci-host/Kconfig  | 1 +
 2 files changed, 4 insertions(+)

diff --git a/hw/pci-host/bonito.c b/hw/pci-host/bonito.c
index b90e5a636d..f09bb1c6a8 100644
--- a/hw/pci-host/bonito.c
+++ b/hw/pci-host/bonito.c
@@ -48,6 +48,7 @@
 #include "sysemu/reset.h"
 #include "sysemu/runstate.h"
 #include "exec/address-spaces.h"
+#include "hw/misc/unimp.h"
 
 /* #define DEBUG_BONITO */
 
@@ -644,6 +645,8 @@ static void bonito_realize(PCIDevice *dev, Error **errp)
     sysbus_init_mmio(sysbus, &phb->data_mem);
     sysbus_mmio_map(sysbus, 2, BONITO_SPCICONFIG_BASE);
 
+    create_unimplemented_device("bonito", BONITO_REG_BASE, BONITO_REG_SIZE);
+
     memory_region_init_io(&s->iomem_ldma, OBJECT(s), &bonito_ldma_ops, s,
                           "ldma", 0x100);
     sysbus_init_mmio(sysbus, &s->iomem_ldma);
diff --git a/hw/pci-host/Kconfig b/hw/pci-host/Kconfig
index 8db41edc7e..036a61877a 100644
--- a/hw/pci-host/Kconfig
+++ b/hw/pci-host/Kconfig
@@ -58,4 +58,5 @@ config PCI_EXPRESS_DESIGNWARE
 
 config PCI_BONITO
     select PCI
+    select UNIMP
     bool
-- 
2.21.3




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