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-rw-r--r--hw/mips/fuloong2e.c3
-rw-r--r--hw/mips/malta.c6
-rw-r--r--hw/mips/mipssim.c3
-rw-r--r--hw/mips/r4k.c3
-rw-r--r--include/hw/mips/mips.h4
5 files changed, 9 insertions, 10 deletions
diff --git a/hw/mips/fuloong2e.c b/hw/mips/fuloong2e.c
index b8234f6108..de66215f95 100644
--- a/hw/mips/fuloong2e.c
+++ b/hw/mips/fuloong2e.c
@@ -133,8 +133,7 @@ static int64_t load_kernel(CPUMIPSState *env)
     if (loaderparams.initrd_filename) {
         initrd_size = get_image_size(loaderparams.initrd_filename);
         if (initrd_size > 0) {
-            initrd_offset = (kernel_high + ~INITRD_PAGE_MASK) &
-                            INITRD_PAGE_MASK;
+            initrd_offset = ROUND_UP(kernel_high, INITRD_PAGE_SIZE);
             if (initrd_offset + initrd_size > ram_size) {
                 error_report("memory too small for initial ram disk '%s'",
                              loaderparams.initrd_filename);
diff --git a/hw/mips/malta.c b/hw/mips/malta.c
index ff3225bb8e..beb0f43941 100644
--- a/hw/mips/malta.c
+++ b/hw/mips/malta.c
@@ -1077,9 +1077,9 @@ static int64_t load_kernel(void)
              * the initrd.  It takes at most 128kiB for 2GB RAM and 4kiB
              * pages.
              */
-            initrd_offset = (loaderparams.ram_low_size - initrd_size
-                             - (128 * KiB)
-                             - ~INITRD_PAGE_MASK) & INITRD_PAGE_MASK;
+            initrd_offset = ROUND_UP(loaderparams.ram_low_size
+                                     - (initrd_size + 128 * KiB),
+                                     INITRD_PAGE_SIZE);
             if (kernel_high >= initrd_offset) {
                 error_report("memory too small for initial ram disk '%s'",
                              loaderparams.initrd_filename);
diff --git a/hw/mips/mipssim.c b/hw/mips/mipssim.c
index afef4f2e77..97dcc23247 100644
--- a/hw/mips/mipssim.c
+++ b/hw/mips/mipssim.c
@@ -90,8 +90,7 @@ static int64_t load_kernel(void)
     if (loaderparams.initrd_filename) {
         initrd_size = get_image_size(loaderparams.initrd_filename);
         if (initrd_size > 0) {
-            initrd_offset = (kernel_high + ~INITRD_PAGE_MASK) &
-                            INITRD_PAGE_MASK;
+            initrd_offset = ROUND_UP(kernel_high, INITRD_PAGE_SIZE);
             if (initrd_offset + initrd_size > loaderparams.ram_size) {
                 error_report("memory too small for initial ram disk '%s'",
                              loaderparams.initrd_filename);
diff --git a/hw/mips/r4k.c b/hw/mips/r4k.c
index 7ee37c4968..3830854342 100644
--- a/hw/mips/r4k.c
+++ b/hw/mips/r4k.c
@@ -115,8 +115,7 @@ static int64_t load_kernel(void)
     if (loaderparams.initrd_filename) {
         initrd_size = get_image_size(loaderparams.initrd_filename);
         if (initrd_size > 0) {
-            initrd_offset = (kernel_high + ~INITRD_PAGE_MASK) &
-                             INITRD_PAGE_MASK;
+            initrd_offset = ROUND_UP(kernel_high, INITRD_PAGE_SIZE);
             if (initrd_offset + initrd_size > ram_size) {
                 error_report("memory too small for initial ram disk '%s'",
                              loaderparams.initrd_filename);
diff --git a/include/hw/mips/mips.h b/include/hw/mips/mips.h
index 0af4c3d5d7..6c9c8805f3 100644
--- a/include/hw/mips/mips.h
+++ b/include/hw/mips/mips.h
@@ -2,8 +2,10 @@
 #define HW_MIPS_H
 /* Definitions for mips board emulation.  */
 
+#include "qemu/units.h"
+
 /* Kernels can be configured with 64KB pages */
-#define INITRD_PAGE_MASK (~((1 << 16) - 1))
+#define INITRD_PAGE_SIZE (64 * KiB)
 
 #include "exec/memory.h"