diff mbox series

[1/2] hw/display/vga-isa-mm: Convert away from old_mmio

Message ID 20180802155147.1863-2-peter.maydell@linaro.org
State Superseded
Headers show
Series mips: convert devices away from old_mmio | expand

Commit Message

Peter Maydell Aug. 2, 2018, 3:51 p.m. UTC
Convert the vga-isa-mm device away from the old_mmio
MemoryRegion accessors.

This device is only used by the MIPS 'jazz' boards
"magnum" and "pica61".

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

---
 hw/display/vga-isa-mm.c | 60 +++++++++--------------------------------
 1 file changed, 13 insertions(+), 47 deletions(-)

-- 
2.17.1

Comments

Philippe Mathieu-Daudé Aug. 2, 2018, 4:15 p.m. UTC | #1
On 08/02/2018 12:51 PM, Peter Maydell wrote:
> Convert the vga-isa-mm device away from the old_mmio

> MemoryRegion accessors.

> 

> This device is only used by the MIPS 'jazz' boards

> "magnum" and "pica61".

> 

> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>


Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>


> ---

>  hw/display/vga-isa-mm.c | 60 +++++++++--------------------------------

>  1 file changed, 13 insertions(+), 47 deletions(-)

> 

> diff --git a/hw/display/vga-isa-mm.c b/hw/display/vga-isa-mm.c

> index 232216cad0a..215e6497190 100644

> --- a/hw/display/vga-isa-mm.c

> +++ b/hw/display/vga-isa-mm.c

> @@ -36,64 +36,30 @@ typedef struct ISAVGAMMState {

>  } ISAVGAMMState;

>  

>  /* Memory mapped interface */

> -static uint32_t vga_mm_readb (void *opaque, hwaddr addr)

> +static uint64_t vga_mm_read(void *opaque, hwaddr addr, unsigned size)

>  {

>      ISAVGAMMState *s = opaque;

>  

> -    return vga_ioport_read(&s->vga, addr >> s->it_shift) & 0xff;

> +    return vga_ioport_read(&s->vga, addr >> s->it_shift) &

> +        MAKE_64BIT_MASK(0, size * 8);

>  }

>  

> -static void vga_mm_writeb (void *opaque,

> -                           hwaddr addr, uint32_t value)

> +static void vga_mm_write(void *opaque, hwaddr addr, uint64_t value,

> +                         unsigned size)

>  {

>      ISAVGAMMState *s = opaque;

>  

> -    vga_ioport_write(&s->vga, addr >> s->it_shift, value & 0xff);

> -}

> -

> -static uint32_t vga_mm_readw (void *opaque, hwaddr addr)

> -{

> -    ISAVGAMMState *s = opaque;

> -

> -    return vga_ioport_read(&s->vga, addr >> s->it_shift) & 0xffff;

> -}

> -

> -static void vga_mm_writew (void *opaque,

> -                           hwaddr addr, uint32_t value)

> -{

> -    ISAVGAMMState *s = opaque;

> -

> -    vga_ioport_write(&s->vga, addr >> s->it_shift, value & 0xffff);

> -}

> -

> -static uint32_t vga_mm_readl (void *opaque, hwaddr addr)

> -{

> -    ISAVGAMMState *s = opaque;

> -

> -    return vga_ioport_read(&s->vga, addr >> s->it_shift);

> -}

> -

> -static void vga_mm_writel (void *opaque,

> -                           hwaddr addr, uint32_t value)

> -{

> -    ISAVGAMMState *s = opaque;

> -

> -    vga_ioport_write(&s->vga, addr >> s->it_shift, value);

> +    vga_ioport_write(&s->vga, addr >> s->it_shift,

> +                     value & MAKE_64BIT_MASK(0, size * 8));

>  }

>  

>  static const MemoryRegionOps vga_mm_ctrl_ops = {

> -    .old_mmio = {

> -        .read = {

> -            vga_mm_readb,

> -            vga_mm_readw,

> -            vga_mm_readl,

> -        },

> -        .write = {

> -            vga_mm_writeb,

> -            vga_mm_writew,

> -            vga_mm_writel,

> -        },

> -    },

> +    .read = vga_mm_read,

> +    .write = vga_mm_write,

> +    .valid.min_access_size = 1,

> +    .valid.max_access_size = 4,

> +    .impl.min_access_size = 1,

> +    .impl.max_access_size = 4,

>      .endianness = DEVICE_NATIVE_ENDIAN,

>  };

>  

>
Hervé Poussineau Aug. 2, 2018, 6:55 p.m. UTC | #2
Le 02/08/2018 à 17:51, Peter Maydell a écrit :
> Convert the vga-isa-mm device away from the old_mmio

> MemoryRegion accessors.

> 

> This device is only used by the MIPS 'jazz' boards

> "magnum" and "pica61".

> 

> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

> ---

>   hw/display/vga-isa-mm.c | 60 +++++++++--------------------------------

>   1 file changed, 13 insertions(+), 47 deletions(-)

> 


Note: this device is only used by the MIPS "pica61" board, not the "magnum" one.
The commit message may be changed accordingly.

Reviewed-by: Hervé Poussineau <hpoussin@reactos.org>

Tested-by: Hervé Poussineau <hpoussin@reactos.org>
diff mbox series

Patch

diff --git a/hw/display/vga-isa-mm.c b/hw/display/vga-isa-mm.c
index 232216cad0a..215e6497190 100644
--- a/hw/display/vga-isa-mm.c
+++ b/hw/display/vga-isa-mm.c
@@ -36,64 +36,30 @@  typedef struct ISAVGAMMState {
 } ISAVGAMMState;
 
 /* Memory mapped interface */
-static uint32_t vga_mm_readb (void *opaque, hwaddr addr)
+static uint64_t vga_mm_read(void *opaque, hwaddr addr, unsigned size)
 {
     ISAVGAMMState *s = opaque;
 
-    return vga_ioport_read(&s->vga, addr >> s->it_shift) & 0xff;
+    return vga_ioport_read(&s->vga, addr >> s->it_shift) &
+        MAKE_64BIT_MASK(0, size * 8);
 }
 
-static void vga_mm_writeb (void *opaque,
-                           hwaddr addr, uint32_t value)
+static void vga_mm_write(void *opaque, hwaddr addr, uint64_t value,
+                         unsigned size)
 {
     ISAVGAMMState *s = opaque;
 
-    vga_ioport_write(&s->vga, addr >> s->it_shift, value & 0xff);
-}
-
-static uint32_t vga_mm_readw (void *opaque, hwaddr addr)
-{
-    ISAVGAMMState *s = opaque;
-
-    return vga_ioport_read(&s->vga, addr >> s->it_shift) & 0xffff;
-}
-
-static void vga_mm_writew (void *opaque,
-                           hwaddr addr, uint32_t value)
-{
-    ISAVGAMMState *s = opaque;
-
-    vga_ioport_write(&s->vga, addr >> s->it_shift, value & 0xffff);
-}
-
-static uint32_t vga_mm_readl (void *opaque, hwaddr addr)
-{
-    ISAVGAMMState *s = opaque;
-
-    return vga_ioport_read(&s->vga, addr >> s->it_shift);
-}
-
-static void vga_mm_writel (void *opaque,
-                           hwaddr addr, uint32_t value)
-{
-    ISAVGAMMState *s = opaque;
-
-    vga_ioport_write(&s->vga, addr >> s->it_shift, value);
+    vga_ioport_write(&s->vga, addr >> s->it_shift,
+                     value & MAKE_64BIT_MASK(0, size * 8));
 }
 
 static const MemoryRegionOps vga_mm_ctrl_ops = {
-    .old_mmio = {
-        .read = {
-            vga_mm_readb,
-            vga_mm_readw,
-            vga_mm_readl,
-        },
-        .write = {
-            vga_mm_writeb,
-            vga_mm_writew,
-            vga_mm_writel,
-        },
-    },
+    .read = vga_mm_read,
+    .write = vga_mm_write,
+    .valid.min_access_size = 1,
+    .valid.max_access_size = 4,
+    .impl.min_access_size = 1,
+    .impl.max_access_size = 4,
     .endianness = DEVICE_NATIVE_ENDIAN,
 };