[Xen-changelog] [xen master] libxc: arm: rename various bits of zimage load with 32 suffix

[patchbot@xxxxxxx]

commit e6619bdfa455076db3be71e17bb7fecef5928539
Author:     Ian Campbell <ian.campbell@xxxxxxxxxx>
AuthorDate: Tue Nov 19 13:00:19 2013 +0000
Commit:     Ian Campbell <ian.campbell@xxxxxxxxxx>
CommitDate: Tue Nov 19 16:41:06 2013 +0000

    libxc: arm: rename various bits of zimage load with 32 suffix
    
    Making room for a 64 bit implementation.
    
    Also fix a typo and stop refering to it as a bzImage, which is an x86-ism.
    
    Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
    Acked-by: Julien Grall <julien.grall@xxxxxxxxxx>
---
 tools/libxc/xc_dom_armzimageloader.c |   44 ++++++++++++++++++++--------------
 1 files changed, 26 insertions(+), 18 deletions(-)

diff --git a/tools/libxc/xc_dom_armzimageloader.c 
b/tools/libxc/xc_dom_armzimageloader.c
index 54728b8..b693390 100644
--- a/tools/libxc/xc_dom_armzimageloader.c
+++ b/tools/libxc/xc_dom_armzimageloader.c
@@ -36,12 +36,6 @@
  */
 #define GUEST_RAM_BASE 0x80000000
 
-#define ZIMAGE_MAGIC_OFFSET 0x24
-#define ZIMAGE_START_OFFSET 0x28
-#define ZIMAGE_END_OFFSET   0x2c
-
-#define ZIMAGE_MAGIC 0x016f2818
-
 struct minimal_dtb_header {
     uint32_t magic;
     uint32_t total_size;
@@ -50,7 +44,17 @@ struct minimal_dtb_header {
 
 #define DTB_MAGIC 0xd00dfeed
 
-static int xc_dom_probe_zimage_kernel(struct xc_dom_image *dom)
+/* ------------------------------------------------------------ */
+/* 32-bit zImage Support                                        */
+/* ------------------------------------------------------------ */
+
+#define ZIMAGE32_MAGIC_OFFSET 0x24
+#define ZIMAGE32_START_OFFSET 0x28
+#define ZIMAGE32_END_OFFSET   0x2c
+
+#define ZIMAGE32_MAGIC 0x016f2818
+
+static int xc_dom_probe_zimage32_kernel(struct xc_dom_image *dom)
 {
     uint32_t *zimage;
     uint32_t end;
@@ -69,13 +73,13 @@ static int xc_dom_probe_zimage_kernel(struct xc_dom_image 
*dom)
     }
 
     zimage = (uint32_t *)dom->kernel_blob;
-    if ( zimage[ZIMAGE_MAGIC_OFFSET/4] != ZIMAGE_MAGIC )
+    if ( zimage[ZIMAGE32_MAGIC_OFFSET/4] != ZIMAGE32_MAGIC )
     {
-        xc_dom_printf(dom->xch, "%s: kernel is not a bzImage", __FUNCTION__);
+        xc_dom_printf(dom->xch, "%s: kernel is not an arm32 zImage", 
__FUNCTION__);
         return -EINVAL;
     }
 
-    end = zimage[ZIMAGE_END_OFFSET/4];
+    end = zimage[ZIMAGE32_END_OFFSET/4];
 
     /*
      * Check for an appended DTB.
@@ -94,7 +98,7 @@ static int xc_dom_probe_zimage_kernel(struct xc_dom_image 
*dom)
     return 0;
 }
 
-static int xc_dom_parse_zimage_kernel(struct xc_dom_image *dom)
+static int xc_dom_parse_zimage32_kernel(struct xc_dom_image *dom)
 {
     uint32_t *zimage;
     uint32_t start, entry_addr;
@@ -111,7 +115,7 @@ static int xc_dom_parse_zimage_kernel(struct xc_dom_image 
*dom)
     v_start = rambase + 0x8000;
     v_end = v_start + dom->kernel_size;
 
-    start = zimage[ZIMAGE_START_OFFSET/4];
+    start = zimage[ZIMAGE32_START_OFFSET/4];
 
     if (start == 0)
         entry_addr = v_start;
@@ -134,6 +138,10 @@ static int xc_dom_parse_zimage_kernel(struct xc_dom_image 
*dom)
     return 0;
 }
 
+/* ------------------------------------------------------------ */
+/* Common zImage Support                                        */
+/* ------------------------------------------------------------ */
+
 static int xc_dom_load_zimage_kernel(struct xc_dom_image *dom)
 {
     void *dst;
@@ -148,7 +156,7 @@ static int xc_dom_load_zimage_kernel(struct xc_dom_image 
*dom)
         return -1;
     }
 
-    DOMPRINTF("%s: kernel sed %#"PRIx64"-%#"PRIx64,
+    DOMPRINTF("%s: kernel seg %#"PRIx64"-%#"PRIx64,
               __func__, dom->kernel_seg.vstart, dom->kernel_seg.vend);
     DOMPRINTF("%s: copy %zd bytes from blob %p to dst %p",
               __func__, dom->kernel_size, dom->kernel_blob, dst);
@@ -158,16 +166,16 @@ static int xc_dom_load_zimage_kernel(struct xc_dom_image 
*dom)
     return 0;
 }
 
-static struct xc_dom_loader zimage_loader = {
-    .name = "Linux zImage (ARM)",
-    .probe = xc_dom_probe_zimage_kernel,
-    .parser = xc_dom_parse_zimage_kernel,
+static struct xc_dom_loader zimage32_loader = {
+    .name = "Linux zImage (ARM32)",
+    .probe = xc_dom_probe_zimage32_kernel,
+    .parser = xc_dom_parse_zimage32_kernel,
     .loader = xc_dom_load_zimage_kernel,
 };
 
 static void __init register_loader(void)
 {
-    xc_dom_register_loader(&zimage_loader);
+    xc_dom_register_loader(&zimage32_loader);
 }
 
 /*
--
generated by git-patchbot for /home/xen/git/xen.git#master

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