From: Philippe Mathieu-Daudé <philmd@redhat.com>
Date: Mon, 22 Apr 2019 13:51:26 +0000 (+0200)
Subject: hw/sparc64: Implement fw_cfg_arch_key_name()
X-Git-Tag: v4.1.0-rc0~92^2~8
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a2b45ea5087dbaf4a57b47763da61339b1e7adb1;p=thirdparty%2Fqemu.git

hw/sparc64: Implement fw_cfg_arch_key_name()

Implement fw_cfg_arch_key_name(), which returns the name of a
sparc64-specific key.

Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Message-Id: <20190422195020.1494-8-philmd@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---

diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c
index 399f2d73c81..4230b17b873 100644
--- a/hw/sparc64/sun4u.c
+++ b/hw/sparc64/sun4u.c
@@ -91,6 +91,25 @@ typedef struct EbusState {
 #define TYPE_EBUS "ebus"
 #define EBUS(obj) OBJECT_CHECK(EbusState, (obj), TYPE_EBUS)
 
+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_SPARC64_WIDTH, "width"},
+        {FW_CFG_SPARC64_HEIGHT, "height"},
+        {FW_CFG_SPARC64_DEPTH, "depth"},
+    };
+
+    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)
 {