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qemu: Fix the qemu GL application start failure.

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Some turn-on macro/variable are re-arranged, buffer pointer is extended to
support 32/64b combination of target/host.

[YOCTO #688] fixed.

[sgw: tweaked Upstream-Status format]
(From OE-Core rev: 8bb8f15800f7366e4798821eb3559caa259f93d4)

Signed-off-by:  Zhai Edwin <edwin.zhai@intel.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Zhai Edwin
2011-04-06 16:12:17 +08:00
committed by Richard Purdie
parent b0ac556f72
commit eed3beeec1
2 changed files with 74 additions and 0 deletions
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73
meta/recipes-devtools/qemu/qemu-0.14.0/qemugl-fix.patch Normal file
View File

@@ -0,0 +1,73 @@
This patch fix GL application start failure on qemu 0.14.0.
Some turn-on macro/variable are re-arranged, buffer pointer is extended to
support 32/64b combination of target/host.
This is not perfect fix, and we need consider other GL alternatives in future.
Upstream-Status: other (logical part of qemu-git-qemugl-host.patch)
Signed-off-by: Zhai Edwin <edwin.zhai@intel.com>
Index: qemu-0.14.0/target-i386/opengl_func.h
===================================================================
--- qemu-0.14.0.orig/target-i386/opengl_func.h 2011-04-08 16:43:46.000000000 +0800
+++ qemu-0.14.0/target-i386/opengl_func.h 2011-04-08 16:45:55.000000000 +0800
@@ -26,8 +26,9 @@
#include "mesa_glext.h"
/* Argument list are internally of a type that can hold a target pointer
- * or a host pointer. */
-typedef target_phys_addr_t arg_t;
+ * or a host pointer. If 32b target runs on 64b host, it should be big enough
+ * to hold host pointer */
+typedef long unsigned int arg_t;
enum {
TYPE_NONE,
Index: qemu-0.14.0/target-i386/translate.c
===================================================================
--- qemu-0.14.0.orig/target-i386/translate.c 2011-04-08 16:19:15.000000000 +0800
+++ qemu-0.14.0/target-i386/translate.c 2011-04-08 16:22:03.000000000 +0800
@@ -2652,17 +2652,19 @@
s->is_jmp = DISAS_TB_JUMP;
}
-int enable_gl = 0;
+extern int enable_gl;
/* an interrupt is different from an exception because of the
privilege checks */
static void gen_interrupt(DisasContext *s, int intno,
target_ulong cur_eip, target_ulong next_eip)
{
+#if !defined(CONFIG_USER_ONLY)
if (enable_gl && intno == 0x99) {
gen_helper_opengl();
return;
}
+#endif
if (s->cc_op != CC_OP_DYNAMIC)
gen_op_set_cc_op(s->cc_op);
Index: qemu-0.14.0/vl.c
===================================================================
--- qemu-0.14.0.orig/vl.c 2011-04-08 16:11:43.000000000 +0800
+++ qemu-0.14.0/vl.c 2011-04-08 16:20:05.000000000 +0800
@@ -229,7 +229,7 @@
unsigned int nb_prom_envs = 0;
const char *prom_envs[MAX_PROM_ENVS];
int boot_menu;
-extern int enable_gl;
+int enable_gl = 0;
typedef struct FWBootEntry FWBootEntry;
@@ -1909,6 +1909,7 @@
return popt;
}
+#define TARGET_OPENGL_OK
int main(int argc, char **argv, char **envp)
{
const char *gdbstub_dev = NULL;

1
meta/recipes-devtools/qemu/qemu_0.14.0.bb
View File

@@ -24,6 +24,7 @@ SRC_URI = "\
file://spice-qxl-locking-fix-for-qemu-kvm.patch \
file://Detect-and-use-GCC-atomic-builtins-for-locking.patch \
file://larger_default_ram_size.patch \
file://qemugl-fix.patch \
"
SRC_URI[md5sum] = "f9d145d5c09de9f0984ffe9bd1229970"
SRC_URI[sha256sum] = "ba21e84d7853217830e167dae9999cdbff481189c6a0bb600ac7fb7201453108"