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[v2,21/36] target-microblaze: Setup for 64bit addressing

Message ID 20180508173152.29327-22-edgar.iglesias@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Edgar E. Iglesias May 8, 2018, 5:31 p.m. UTC 
From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com>

Setup MicroBlaze builds for 64bit addressing.
No functional change since the translator does not yet
emit 64bit addresses.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
---
 configure               | 1 +
 target/microblaze/cpu.h | 6 +++---
 2 files changed, 4 insertions(+), 3 deletions(-)
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Patch

diff --git a/configure b/configure
index 1443422e83..6afec716f2 100755
--- a/configure
+++ b/configure
@@ -6839,6 +6839,7 @@  case "$target_name" in
   microblaze|microblazeel)
     TARGET_ARCH=microblaze
     bflt="yes"
+    echo "TARGET_ABI32=y" >> $config_target_mak
   ;;
   mips|mipsel)
     TARGET_ARCH=mips
diff --git a/target/microblaze/cpu.h b/target/microblaze/cpu.h
index 215f42b384..b631b7dc4c 100644
--- a/target/microblaze/cpu.h
+++ b/target/microblaze/cpu.h
@@ -23,7 +23,7 @@ 
 #include "qemu-common.h"
 #include "cpu-qom.h"
 
-#define TARGET_LONG_BITS 32
+#define TARGET_LONG_BITS 64
 
 #define CPUArchState struct CPUMBState
 
@@ -340,8 +340,8 @@  int cpu_mb_signal_handler(int host_signum, void *pinfo,
 /* FIXME: MB uses variable pages down to 1K but linux only uses 4k.  */
 #define TARGET_PAGE_BITS 12
 
-#define TARGET_PHYS_ADDR_SPACE_BITS 32
-#define TARGET_VIRT_ADDR_SPACE_BITS 32
+#define TARGET_PHYS_ADDR_SPACE_BITS 64
+#define TARGET_VIRT_ADDR_SPACE_BITS 64
 
 #define CPU_RESOLVING_TYPE TYPE_MICROBLAZE_CPU