Changeset 409 for trunk/hal/tsar_mips32/core/hal_gpt.c

Timestamp:

Dec 20, 2017, 4:51:09 PM (7 years ago)

Author:

alain

Message:

Fix bugs in exec

File:

• trunk/hal/tsar_mips32/core/hal_gpt.c (modified) (3 diffs)

trunk/hal/tsar_mips32/core/hal_gpt.c

@@ -131 +131 @@
         page_t   * page;
     xptr_t     page_xp;
-    vpn_t      vpn;
-    error_t    error;
-    uint32_t   attr;
 
 gpt_dmsg("\n[DBG] %s : core[%x,%d] enter\n", 
@@ -159 +156 @@
         gpt->ptr  = GET_PTR( ppm_page2base( page_xp ) );
         gpt->ppn  = ppm_page2ppn( page_xp );
-
-    // identity map the kentry_vseg (must exist for all processes)
-    attr = GPT_MAPPED | GPT_SMALL | GPT_EXECUTABLE | GPT_CACHABLE | GPT_GLOBAL;
-    for( vpn = CONFIG_VMM_KENTRY_BASE;
-         vpn < (CONFIG_VMM_KENTRY_BASE + CONFIG_VMM_KENTRY_SIZE); vpn++ )
-    {
-
-gpt_dmsg("\n[DBG] %s : identity map vpn %d\n", __FUNCTION__ , vpn );
-
-        error = hal_gpt_set_pte( gpt,
-                                 vpn,
-                                 attr,
-                                 (local_cxy<<20) | (vpn & 0xFFFFF) );
-
-        if( error )
-        {
-            printk("\n[ERROR] in %s : cannot identity map kentry vseg\n", __FUNCTION__ );
-            return ENOMEM;
-        }
-    }
 
 gpt_dmsg("\n[DBG] %s : core[%x,%d] exit\n",
@@ -933 +910 @@
     pte2_attr = pt2[2*ix2];
 
-if( (CURRENT_THREAD == 0xe0000) && (hal_time_stamp() > 5380000) )
-printk("\n@@@ %s : vpn = %X / attr = %X\n", __FUNCTION__ , vpn , tsar2gpt( pte2_attr ) );
-
     if( (pte2_attr & TSAR_MMU_MAPPED) == 0 ) return false;