]> git.dujemihanovic.xyz Git - u-boot.git/commitdiff
powerpc/85xx: p2041rdb - Remove unused 'execute' perm in TLB entries
authorKumar Gala <galak@kernel.crashing.org>
Tue, 30 Aug 2011 13:42:34 +0000 (08:42 -0500)
committerKumar Gala <galak@kernel.crashing.org>
Fri, 30 Sep 2011 00:01:06 +0000 (19:01 -0500)
We shouldn't be setting execute permissions on TLB entries that will not
actually have any code run from them.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
board/freescale/p2041rdb/tlb.c

index 43f28ed14ca0869ea827566c5221b86f5dc93acd..1ee0493d1b76069aa206cca520f326b4cedb198e 100644 (file)
@@ -27,23 +27,23 @@ struct fsl_e_tlb_entry tlb_table[] = {
        /* TLB 0 - for temp stack in cache */
        SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR,
                      CONFIG_SYS_INIT_RAM_ADDR_PHYS,
-                     MAS3_SX|MAS3_SW|MAS3_SR, 0,
+                     MAS3_SW|MAS3_SR, 0,
                      0, 0, BOOKE_PAGESZ_4K, 0),
        SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
                      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024,
-                     MAS3_SX|MAS3_SW|MAS3_SR, 0,
+                     MAS3_SW|MAS3_SR, 0,
                      0, 0, BOOKE_PAGESZ_4K, 0),
        SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
                      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024,
-                     MAS3_SX|MAS3_SW|MAS3_SR, 0,
+                     MAS3_SW|MAS3_SR, 0,
                      0, 0, BOOKE_PAGESZ_4K, 0),
        SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
                      CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024,
-                     MAS3_SX|MAS3_SW|MAS3_SR, 0,
+                     MAS3_SW|MAS3_SR, 0,
                      0, 0, BOOKE_PAGESZ_4K, 0),
 
        SET_TLB_ENTRY(0, CPLD_BASE, CPLD_BASE_PHYS,
-                     MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+                     MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
                      0, 0, BOOKE_PAGESZ_4K, 0),
 
        /* TLB 1 */
@@ -64,7 +64,7 @@ struct fsl_e_tlb_entry tlb_table[] = {
 
        /* *I*G* - CCSRBAR */
        SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
-                     MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+                     MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
                      0, 1, BOOKE_PAGESZ_16M, 1),
 
        /* *I*G* - Flash, localbus */
@@ -75,43 +75,47 @@ struct fsl_e_tlb_entry tlb_table[] = {
 
        /* *I*G* - PCI */
        SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
-                     MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+                     MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
                      0, 3, BOOKE_PAGESZ_1G, 1),
 
        /* *I*G* - PCI */
        SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x40000000,
                      CONFIG_SYS_PCIE1_MEM_PHYS + 0x40000000,
-                     MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+                     MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
                      0, 4, BOOKE_PAGESZ_256M, 1),
 
        SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x50000000,
                      CONFIG_SYS_PCIE1_MEM_PHYS + 0x50000000,
-                     MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+                     MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
                      0, 5, BOOKE_PAGESZ_256M, 1),
 
        /* *I*G* - PCI I/O */
        SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
-                     MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+                     MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
                      0, 6, BOOKE_PAGESZ_256K, 1),
 
        /* Bman/Qman */
+#ifdef CONFIG_SYS_BMAN_MEM_PHYS
        SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
-                     MAS3_SX|MAS3_SW|MAS3_SR, 0,
+                     MAS3_SW|MAS3_SR, 0,
                      0, 9, BOOKE_PAGESZ_1M, 1),
        SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x00100000,
                      CONFIG_SYS_BMAN_MEM_PHYS + 0x00100000,
-                     MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+                     MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
                      0, 10, BOOKE_PAGESZ_1M, 1),
+#endif
+#ifdef CONFIG_SYS_QMAN_MEM_PHYS
        SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
-                     MAS3_SX|MAS3_SW|MAS3_SR, 0,
+                     MAS3_SW|MAS3_SR, 0,
                      0, 11, BOOKE_PAGESZ_1M, 1),
        SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x00100000,
                      CONFIG_SYS_QMAN_MEM_PHYS + 0x00100000,
-                     MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+                     MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
                      0, 12, BOOKE_PAGESZ_1M, 1),
+#endif
 #ifdef CONFIG_SYS_DCSRBAR_PHYS
        SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
-                     MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+                     MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
                      0, 13, BOOKE_PAGESZ_4M, 1),
 #endif
 };