Implement fw_cfg_arch_key_name(), which returns the name of a
sparc32-specific key.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 hw/sparc/sun4m.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
index ca1e3825d58..49251d62b35 100644
--- a/hw/sparc/sun4m.c
+++ b/hw/sparc/sun4m.c
@@ -97,6 +97,25 @@ struct sun4m_hwdef {
     uint8_t nvram_machine_id;
 };
 
+const char *fw_cfg_arch_key_name(uint16_t key)
+{
+    static const struct {
+        uint16_t key;
+        const char *name;
+    } fw_cfg_arch_wellknown_keys[] = {
+        {FW_CFG_SUN4M_DEPTH, "depth"},
+        {FW_CFG_SUN4M_WIDTH, "width"},
+        {FW_CFG_SUN4M_HEIGHT, "height"},
+    };
+
+    for (size_t i = 0; i < ARRAY_SIZE(fw_cfg_arch_wellknown_keys); i++) {
+        if (fw_cfg_arch_wellknown_keys[i].key == key) {
+            return fw_cfg_arch_wellknown_keys[i].name;
+        }
+    }
+    return NULL;
+}
+
 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
                             Error **errp)
 {
-- 
2.20.1

On 04/22/19 21:50, Philippe Mathieu-Daudé wrote:
> Implement fw_cfg_arch_key_name(), which returns the name of a
> sparc32-specific key.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> ---
>  hw/sparc/sun4m.c | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
> index ca1e3825d58..49251d62b35 100644
> --- a/hw/sparc/sun4m.c
> +++ b/hw/sparc/sun4m.c
> @@ -97,6 +97,25 @@ struct sun4m_hwdef {
>      uint8_t nvram_machine_id;
>  };
>  
> +const char *fw_cfg_arch_key_name(uint16_t key)
> +{
> +    static const struct {
> +        uint16_t key;
> +        const char *name;
> +    } fw_cfg_arch_wellknown_keys[] = {
> +        {FW_CFG_SUN4M_DEPTH, "depth"},
> +        {FW_CFG_SUN4M_WIDTH, "width"},
> +        {FW_CFG_SUN4M_HEIGHT, "height"},
> +    };
> +
> +    for (size_t i = 0; i < ARRAY_SIZE(fw_cfg_arch_wellknown_keys); i++) {
> +        if (fw_cfg_arch_wellknown_keys[i].key == key) {
> +            return fw_cfg_arch_wellknown_keys[i].name;
> +        }
> +    }
> +    return NULL;
> +}
> +
>  static void fw_cfg_boot_set(void *opaque, const char *boot_device,
>                              Error **errp)
>  {
> 

My previous questions apply. From my POV,

Reviewed-by: Laszlo Ersek <lersek@redhat.com>