[Qemu-devel] [PATCH v4 05/15] hw/intc/armv7m_nic: Access MemoryRegion with MemOp

tony.nguyen@bt.com posted 15 patches 6 years, 3 months ago
Maintainers: "Michael S. Tsirkin" <mst@redhat.com>, Christian Borntraeger <borntraeger@de.ibm.com>, David Gibson <david@gibson.dropbear.id.au>, Eduardo Habkost <ehabkost@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, Bastian Koppelmann <kbastian@mail.uni-paderborn.de>, Aleksandar Rikalo <arikalo@wavecomp.com>, Claudio Fontana <claudio.fontana@huawei.com>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Sagar Karandikar <sagark@eecs.berkeley.edu>, Laurent Vivier <laurent@vivier.eu>, Aurelien Jarno <aurelien@aurel32.net>, Alex Williamson <alex.williamson@redhat.com>, Alistair Francis <Alistair.Francis@wdc.com>, Richard Henderson <rth@twiddle.net>, Aleksandar Markovic <amarkovic@wavecomp.com>, Stafford Horne <shorne@gmail.com>, Cornelia Huck <cohuck@redhat.com>, Palmer Dabbelt <palmer@sifive.com>, Artyom Tarasenko <atar4qemu@gmail.com>, Halil Pasic <pasic@linux.ibm.com>, Collin Walling <walling@linux.ibm.com>, Andrzej Zaborowski <balrogg@gmail.com>, Stefan Hajnoczi <stefanha@redhat.com>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, David Hildenbrand <david@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>
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[Qemu-devel] [PATCH v4 05/15] hw/intc/armv7m_nic: Access MemoryRegion with MemOp
Posted by tony.nguyen@bt.com 6 years, 3 months ago
Signed-off-by: Tony Nguyen <tony.nguyen@bt.com>
---
 hw/intc/armv7m_nvic.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/hw/intc/armv7m_nvic.c b/hw/intc/armv7m_nvic.c
index 9f8f0d3..25bb88a 100644
--- a/hw/intc/armv7m_nvic.c
+++ b/hw/intc/armv7m_nvic.c
@@ -18,6 +18,7 @@
 #include "hw/intc/armv7m_nvic.h"
 #include "target/arm/cpu.h"
 #include "exec/exec-all.h"
+#include "exec/memop.h"
 #include "qemu/log.h"
 #include "qemu/module.h"
 #include "trace.h"
@@ -2345,7 +2346,8 @@ static MemTxResult nvic_sysreg_ns_write(void *opaque, hwaddr addr,
     if (attrs.secure) {
         /* S accesses to the alias act like NS accesses to the real region */
         attrs.secure = 0;
-        return memory_region_dispatch_write(mr, addr, value, size, attrs);
+        return memory_region_dispatch_write(mr, addr, value, SIZE_MEMOP(size),
+                                            attrs);
     } else {
         /* NS attrs are RAZ/WI for privileged, and BusFault for user */
         if (attrs.user) {
@@ -2364,7 +2366,8 @@ static MemTxResult nvic_sysreg_ns_read(void *opaque, hwaddr addr,
     if (attrs.secure) {
         /* S accesses to the alias act like NS accesses to the real region */
         attrs.secure = 0;
-        return memory_region_dispatch_read(mr, addr, data, size, attrs);
+        return memory_region_dispatch_read(mr, addr, data, SIZE_MEMOP(size),
+                                           attrs);
     } else {
         /* NS attrs are RAZ/WI for privileged, and BusFault for user */
         if (attrs.user) {
@@ -2390,7 +2393,8 @@ static MemTxResult nvic_systick_write(void *opaque, hwaddr addr,

     /* Direct the access to the correct systick */
     mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->systick[attrs.secure]), 0);
-    return memory_region_dispatch_write(mr, addr, value, size, attrs);
+    return memory_region_dispatch_write(mr, addr, value, SIZE_MEMOP(size),
+                                        attrs);
 }

 static MemTxResult nvic_systick_read(void *opaque, hwaddr addr,
@@ -2402,7 +2406,7 @@ static MemTxResult nvic_systick_read(void *opaque, hwaddr addr,

     /* Direct the access to the correct systick */
     mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->systick[attrs.secure]), 0);
-    return memory_region_dispatch_read(mr, addr, data, size, attrs);
+    return memory_region_dispatch_read(mr, addr, data, SIZE_MEMOP(size), attrs);
 }

 static const MemoryRegionOps nvic_systick_ops = {
--
1.8.3.1



Re: [Qemu-devel] [PATCH v4 05/15] hw/intc/armv7m_nic: Access MemoryRegion with MemOp
Posted by Philippe Mathieu-Daudé 6 years, 3 months ago
On 7/25/19 11:53 AM, tony.nguyen@bt.com wrote:
> Signed-off-by: Tony Nguyen <tony.nguyen@bt.com>
> ---
>  hw/intc/armv7m_nvic.c | 12 ++++++++----
>  1 file changed, 8 insertions(+), 4 deletions(-)
> 
> diff --git a/hw/intc/armv7m_nvic.c b/hw/intc/armv7m_nvic.c
> index 9f8f0d3..25bb88a 100644
> --- a/hw/intc/armv7m_nvic.c
> +++ b/hw/intc/armv7m_nvic.c
> @@ -18,6 +18,7 @@
>  #include "hw/intc/armv7m_nvic.h"
>  #include "target/arm/cpu.h"
>  #include "exec/exec-all.h"
> +#include "exec/memop.h"
>  #include "qemu/log.h"
>  #include "qemu/module.h"
>  #include "trace.h"
> @@ -2345,7 +2346,8 @@ static MemTxResult nvic_sysreg_ns_write(void *opaque, hwaddr addr,
>      if (attrs.secure) {
>          /* S accesses to the alias act like NS accesses to the real region */
>          attrs.secure = 0;
> -        return memory_region_dispatch_write(mr, addr, value, size, attrs);
> +        return memory_region_dispatch_write(mr, addr, value, SIZE_MEMOP(size),
> +                                            attrs);
>      } else {
>          /* NS attrs are RAZ/WI for privileged, and BusFault for user */
>          if (attrs.user) {
> @@ -2364,7 +2366,8 @@ static MemTxResult nvic_sysreg_ns_read(void *opaque, hwaddr addr,
>      if (attrs.secure) {
>          /* S accesses to the alias act like NS accesses to the real region */
>          attrs.secure = 0;
> -        return memory_region_dispatch_read(mr, addr, data, size, attrs);
> +        return memory_region_dispatch_read(mr, addr, data, SIZE_MEMOP(size),
> +                                           attrs);
>      } else {
>          /* NS attrs are RAZ/WI for privileged, and BusFault for user */
>          if (attrs.user) {
> @@ -2390,7 +2393,8 @@ static MemTxResult nvic_systick_write(void *opaque, hwaddr addr,
> 
>      /* Direct the access to the correct systick */
>      mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->systick[attrs.secure]), 0);
> -    return memory_region_dispatch_write(mr, addr, value, size, attrs);
> +    return memory_region_dispatch_write(mr, addr, value, SIZE_MEMOP(size),
> +                                        attrs);
>  }
> 
>  static MemTxResult nvic_systick_read(void *opaque, hwaddr addr,
> @@ -2402,7 +2406,7 @@ static MemTxResult nvic_systick_read(void *opaque, hwaddr addr,
> 
>      /* Direct the access to the correct systick */
>      mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->systick[attrs.secure]), 0);
> -    return memory_region_dispatch_read(mr, addr, data, size, attrs);
> +    return memory_region_dispatch_read(mr, addr, data, SIZE_MEMOP(size), attrs);
>  }
> 
>  static const MemoryRegionOps nvic_systick_ops = {
> --
> 1.8.3.1
> 
> 
> 

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>