Changeset 60875800 in mainline

Timestamp:

2005-07-21T13:58:27Z (20 years ago)

Author:

Jakub Vana <jakub.vana@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

f7a13b9

Parents:

1eb0dd13

Message:

Coding style fix

Files:

• arch/ia32/src/pm.c (modified) (3 diffs)
• arch/ia32/src/userspace.c (modified) (1 diff)
• doc/TODO (modified) (1 diff)

arch/ia32/src/pm.c

@@ -129 +129 @@
 
 
-// Clean IOPL(12,13) and NT(14) flags in EFLAGS register
+/* Clean IOPL(12,13) and NT(14) flags in EFLAGS register */
 static void clean_IOPL_NT_flags(void)
 {
@@ -145 +145 @@
 }
 
-// Clean AM(18) flag in CR0 register
+/* Clean AM(18) flag in CR0 register */
 static void clean_AM_flag(void)
 {
@@ -201 +201 @@
         __asm__("ltr %0" : : "r" ((__u16) selector(TSS_DES)));
         
-        clean_IOPL_NT_flags();    //Disable I/O on nonprivileged levels 
-        clean_AM_flag();          //Disable alignment check
-}
+        clean_IOPL_NT_flags();    /* Disable I/O on nonprivileged levels */
+        clean_AM_flag();          /* Disable alignment check */
+}

arch/ia32/src/userspace.c

@@ -47 +47 @@
 
         __asm__ volatile (""
-    // CLNT
+    /* CLNT */
                 "pushfl;"
                 "pop %%eax;"

doc/TODO

@@ -17 +17 @@
   + before IRET (from SYSCALL), zero NT in EFLAGS                         [DONE]
 + [ia32] review the cache controling bits in CR0 register
-+ [ia32] zero the alignment exception bit in EFLAGS
++ [ia32] zero the alignment exception bit in EFLAGS                       [DONE]
+  - Task changed to clean AM in CR0 so the alignment check is disabled globaly
 + make emulated architectures also work on real hardware
 + bring in support for other architectures (e.g. PowerPC)