[Qemu-ppc] [PATCH prep for-1.5] prep: Add ELF support for -bios

[Andreas Färber]

This prepares for switching from OpenHack'Ware to OpenBIOS.

Signed-off-by: Andreas Färber <address@hidden>
---
 hw/ppc/prep.c | 21 +++++++++++++--------
 1 file changed, 13 insertions(+), 8 deletions(-)

diff --git a/hw/ppc/prep.c b/hw/ppc/prep.c
index cceab3e..9bb0119 100644
--- a/hw/ppc/prep.c
+++ b/hw/ppc/prep.c
@@ -41,6 +41,7 @@
 #include "sysemu/blockdev.h"
 #include "sysemu/arch_init.h"
 #include "exec/address-spaces.h"
+#include "elf.h"
 
 //#define HARD_DEBUG_PPC_IO
 //#define DEBUG_PPC_IO
@@ -502,18 +503,22 @@ static void ppc_prep_init(QEMUMachineInitArgs *args)
         bios_name = BIOS_FILENAME;
     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
     if (filename) {
-        bios_size = get_image_size(filename);
+        bios_size = load_elf(filename, NULL, NULL, NULL,
+                             NULL, NULL, 1, ELF_MACHINE, 0);
+        if (bios_size < 0) {
+            bios_size = get_image_size(filename);
+            if (bios_size > 0 && bios_size <= BIOS_SIZE) {
+                hwaddr bios_addr;
+                bios_size = (bios_size + 0xfff) & ~0xfff;
+                bios_addr = (uint32_t)(-bios_size);
+                bios_size = load_image_targphys(filename, bios_addr, 
bios_size);
+            }
+        }
     } else {
         bios_size = -1;
     }
-    if (bios_size > 0 && bios_size <= BIOS_SIZE) {
-        hwaddr bios_addr;
-        bios_size = (bios_size + 0xfff) & ~0xfff;
-        bios_addr = (uint32_t)(-bios_size);
-        bios_size = load_image_targphys(filename, bios_addr, bios_size);
-    }
     if (bios_size < 0 || bios_size > BIOS_SIZE) {
-        hw_error("qemu: could not load PPC PREP bios '%s'\n", bios_name);
+        fprintf(stderr, "qemu: could not load PPC PREP bios '%s'\n", 
bios_name);
     }
     if (filename) {
         g_free(filename);
-- 
1.8.1.4