Add a function load_ramdisk_as() which behaves like the existing
load_ramdisk() but allows the caller to specify the AddressSpace
to use. This matches the pattern we have already for various
other loader functions.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 include/hw/loader.h | 12 +++++++++++-
 hw/core/loader.c    |  8 +++++++-
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/include/hw/loader.h b/include/hw/loader.h
index 355fe0f5a2..1fd4256782 100644
--- a/include/hw/loader.h
+++ b/include/hw/loader.h
@@ -163,16 +163,26 @@ int load_uimage(const char *filename, hwaddr *ep,
                 void *translate_opaque);
 
 /**
- * load_ramdisk:
+ * load_ramdisk_as:
  * @filename: Path to the ramdisk image
  * @addr: Memory address to load the ramdisk to
  * @max_sz: Maximum allowed ramdisk size (for non-u-boot ramdisks)
+ * @as: The AddressSpace to load the ELF to. The value of address_space_memory
+ *      is used if nothing is supplied here.
  *
  * Load a ramdisk image with U-Boot header to the specified memory
  * address.
  *
  * Returns the size of the loaded image on success, -1 otherwise.
  */
+int load_ramdisk_as(const char *filename, hwaddr addr, uint64_t max_sz,
+                    AddressSpace *as);
+
+/**
+ * load_ramdisk:
+ * Same as load_ramdisk_as(), but doesn't allow the caller to specify
+ * an AddressSpace.
+ */
 int load_ramdisk(const char *filename, hwaddr addr, uint64_t max_sz);
 
 ssize_t gunzip(void *dst, size_t dstlen, uint8_t *src, size_t srclen);
diff --git a/hw/core/loader.c b/hw/core/loader.c
index 91669d65aa..2b9e7394a1 100644
--- a/hw/core/loader.c
+++ b/hw/core/loader.c
@@ -729,9 +729,15 @@ int load_uimage_as(const char *filename, hwaddr *ep, hwaddr *loadaddr,
 
 /* Load a ramdisk.  */
 int load_ramdisk(const char *filename, hwaddr addr, uint64_t max_sz)
+{
+    return load_ramdisk_as(filename, addr, max_sz, NULL);
+}
+
+int load_ramdisk_as(const char *filename, hwaddr addr, uint64_t max_sz,
+                    AddressSpace *as)
 {
     return load_uboot_image(filename, NULL, &addr, NULL, IH_TYPE_RAMDISK,
-                            NULL, NULL, NULL);
+                            NULL, NULL, as);
 }
 
 /* Load a gzip-compressed kernel to a dynamically allocated buffer. */
-- 
2.16.1

On 02/15/2018 02:57 PM, Peter Maydell wrote:
> Add a function load_ramdisk_as() which behaves like the existing
> load_ramdisk() but allows the caller to specify the AddressSpace
> to use. This matches the pattern we have already for various
> other loader functions.
> 
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

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

> ---
>  include/hw/loader.h | 12 +++++++++++-
>  hw/core/loader.c    |  8 +++++++-
>  2 files changed, 18 insertions(+), 2 deletions(-)
> 
> diff --git a/include/hw/loader.h b/include/hw/loader.h
> index 355fe0f5a2..1fd4256782 100644
> --- a/include/hw/loader.h
> +++ b/include/hw/loader.h
> @@ -163,16 +163,26 @@ int load_uimage(const char *filename, hwaddr *ep,
>                  void *translate_opaque);
>  
>  /**
> - * load_ramdisk:
> + * load_ramdisk_as:
>   * @filename: Path to the ramdisk image
>   * @addr: Memory address to load the ramdisk to
>   * @max_sz: Maximum allowed ramdisk size (for non-u-boot ramdisks)
> + * @as: The AddressSpace to load the ELF to. The value of address_space_memory
> + *      is used if nothing is supplied here.
>   *
>   * Load a ramdisk image with U-Boot header to the specified memory
>   * address.
>   *
>   * Returns the size of the loaded image on success, -1 otherwise.
>   */
> +int load_ramdisk_as(const char *filename, hwaddr addr, uint64_t max_sz,
> +                    AddressSpace *as);
> +
> +/**
> + * load_ramdisk:
> + * Same as load_ramdisk_as(), but doesn't allow the caller to specify
> + * an AddressSpace.
> + */
>  int load_ramdisk(const char *filename, hwaddr addr, uint64_t max_sz);
>  
>  ssize_t gunzip(void *dst, size_t dstlen, uint8_t *src, size_t srclen);
> diff --git a/hw/core/loader.c b/hw/core/loader.c
> index 91669d65aa..2b9e7394a1 100644
> --- a/hw/core/loader.c
> +++ b/hw/core/loader.c
> @@ -729,9 +729,15 @@ int load_uimage_as(const char *filename, hwaddr *ep, hwaddr *loadaddr,
>  
>  /* Load a ramdisk.  */
>  int load_ramdisk(const char *filename, hwaddr addr, uint64_t max_sz)
> +{
> +    return load_ramdisk_as(filename, addr, max_sz, NULL);
> +}
> +
> +int load_ramdisk_as(const char *filename, hwaddr addr, uint64_t max_sz,
> +                    AddressSpace *as)
>  {
>      return load_uboot_image(filename, NULL, &addr, NULL, IH_TYPE_RAMDISK,
> -                            NULL, NULL, NULL);
> +                            NULL, NULL, as);
>  }
>  
>  /* Load a gzip-compressed kernel to a dynamically allocated buffer. */
>