Merge branch 'master' of git://git.denx.de/u-boot-arm

[karo-tx-uboot.git] / board / amcc / sequoia / init.S

diff --git a/board/amcc/sequoia/init.S b/board/amcc/sequoia/init.S
index 46a37c6a20175acc01c1273ef528f7147d18b06c..7139aaee4d0e710cba00e231e642ea171c6e9659 100644 (file)
--- a/board/amcc/sequoia/init.S
+++ b/board/amcc/sequoia/init.S
@@ -22,7 +22,7 @@
  */
 
 #include <ppc_asm.tmpl>
-#include <asm-ppc/mmu.h>
+#include <asm/mmu.h>
 #include <config.h>
 
 /*
@@ -41,52 +41,59 @@ tlbtab:
        tlbtab_start
 
        /* vxWorks needs this as first entry for the Machine Check interrupt */
-       tlbentry( 0x40000000, SZ_256M, 0, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
+       tlbentry( 0x40000000, SZ_256M, 0, 0, AC_RWX | SA_IG )
 
+       /*
+        * The RAM-boot version skips the SDRAM TLB (identified by EPN=0). This
+        * entry is already configured for SDRAM via the JTAG debugger and mustn't
+        * be re-initialized by this RAM-booting U-Boot version.
+        */
+#ifndef CONFIG_SYS_RAMBOOT
        /* TLB-entry for DDR SDRAM (Up to 2GB) */
 #ifdef CONFIG_4xx_DCACHE
-       tlbentry( CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G)
+       tlbentry( CONFIG_SYS_SDRAM_BASE, SZ_256M, CONFIG_SYS_SDRAM_BASE, 0, AC_RWX | SA_G)
 #else
-       tlbentry( CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
+       tlbentry( CONFIG_SYS_SDRAM_BASE, SZ_256M, CONFIG_SYS_SDRAM_BASE, 0, AC_RWX | SA_IG )
 #endif
+#endif /* CONFIG_SYS_RAMBOOT */
 
        /* TLB-entry for EBC */
-       tlbentry( CFG_BCSR_BASE, SZ_256M, CFG_BCSR_BASE, 1, AC_R|AC_W|AC_X|SA_G|SA_I )
+       tlbentry( CONFIG_SYS_BCSR_BASE, SZ_256M, CONFIG_SYS_BCSR_BASE, 1, AC_RWX | SA_IG )
 
        /* BOOT_CS (FLASH) must be forth. Before relocation SA_I can be off to use the
         * speed up boot process. It is patched after relocation to enable SA_I
         */
 #ifndef CONFIG_NAND_SPL
-       tlbentry( CFG_BOOT_BASE_ADDR, SZ_256M, CFG_BOOT_BASE_ADDR, 1, AC_R|AC_W|AC_X|SA_G )
+       tlbentry( CONFIG_SYS_BOOT_BASE_ADDR, SZ_256M, CONFIG_SYS_BOOT_BASE_ADDR, 1, AC_RWX | SA_G )
 #else
-       tlbentry( CFG_NAND_BOOT_SPL_SRC, SZ_4K, CFG_NAND_BOOT_SPL_SRC, 1, AC_R|AC_W|AC_X|SA_G )
+       tlbentry( CONFIG_SYS_NAND_BOOT_SPL_SRC, SZ_4K, CONFIG_SYS_NAND_BOOT_SPL_SRC, 1, AC_RWX | SA_G )
 #endif
 
-#ifdef CFG_INIT_RAM_DCACHE
+#ifdef CONFIG_SYS_INIT_RAM_DCACHE
        /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */
-       tlbentry( CFG_INIT_RAM_ADDR, SZ_64K, CFG_INIT_RAM_ADDR, 0, AC_R|AC_W|AC_X|SA_G )
+       tlbentry( CONFIG_SYS_INIT_RAM_ADDR, SZ_64K, CONFIG_SYS_INIT_RAM_ADDR, 0, AC_RWX | SA_G )
 #endif
 
        /* TLB-entry for PCI Memory */
-       tlbentry( CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 1, AC_R|AC_W|SA_G|SA_I )
-       tlbentry( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 1, AC_R|AC_W|SA_G|SA_I )
-       tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 1, AC_R|AC_W|SA_G|SA_I )
-       tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 1, AC_R|AC_W|SA_G|SA_I )
+       tlbentry( CONFIG_SYS_PCI_MEMBASE, SZ_256M, CONFIG_SYS_PCI_MEMBASE, 1, AC_RW | SA_IG )
+       tlbentry( CONFIG_SYS_PCI_MEMBASE1, SZ_256M, CONFIG_SYS_PCI_MEMBASE1, 1, AC_RW | SA_IG )
+       tlbentry( CONFIG_SYS_PCI_MEMBASE2, SZ_256M, CONFIG_SYS_PCI_MEMBASE2, 1, AC_RW | SA_IG )
+       tlbentry( CONFIG_SYS_PCI_MEMBASE3, SZ_256M, CONFIG_SYS_PCI_MEMBASE3, 1, AC_RW | SA_IG )
 
        /* TLB-entry for NAND */
-       tlbentry( CFG_NAND_ADDR, SZ_1K, CFG_NAND_ADDR, 1, AC_R|AC_W|AC_X|SA_G|SA_I )
+       tlbentry( CONFIG_SYS_NAND_ADDR, SZ_1K, CONFIG_SYS_NAND_ADDR, 1, AC_RWX | SA_IG )
 
        /* TLB-entry for Internal Registers & OCM */
-       tlbentry( 0xe0000000, SZ_16M, 0xe0000000, 0,  AC_R|AC_W|AC_X|SA_I )
+       tlbentry( 0xe0000000, SZ_16M, 0xe0000000, 0,  AC_RWX | SA_I )
 
        /*TLB-entry PCI registers*/
-       tlbentry( 0xEEC00000, SZ_1K, 0xEEC00000, 1,  AC_R|AC_W|AC_X|SA_G|SA_I )
+       tlbentry( 0xEEC00000, SZ_1K, 0xEEC00000, 1,  AC_RWX | SA_IG )
 
        /* TLB-entry for peripherals */
-       tlbentry( 0xEF000000, SZ_16M, 0xEF000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I)
+       tlbentry( 0xEF000000, SZ_16M, 0xEF000000, 1, AC_RWX | SA_IG)
 
        /* TLB-entry PCI IO Space - from sr@denx.de */
-       tlbentry(0xE8000000, SZ_64K, 0xE8000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I)
+       tlbentry(0xE8000000, SZ_64K, 0xE8000000, 1, AC_RWX | SA_IG)
 
        tlbtab_end
 
@@ -95,15 +102,15 @@ tlbtab:
         * For NAND booting the first TLB has to be reconfigured to full size
         * and with caching disabled after running from RAM!
         */
-#define TLB00  TLB0(CFG_BOOT_BASE_ADDR, SZ_256M)
-#define TLB01  TLB1(CFG_BOOT_BASE_ADDR, 1)
-#define TLB02  TLB2(AC_R|AC_W|AC_X|SA_G|SA_I)
+#define TLB00  TLB0(CONFIG_SYS_BOOT_BASE_ADDR, SZ_256M)
+#define TLB01  TLB1(CONFIG_SYS_BOOT_BASE_ADDR, 1)
+#define TLB02  TLB2(AC_RWX | SA_IG)
 
        .globl  reconfig_tlb0
 reconfig_tlb0:
        sync
        isync
-       addi    r4,r0,0x0000            /* TLB entry #0 */
+       addi    r4,r0,CONFIG_SYS_TLB_FOR_BOOT_FLASH /* TLB entry # */
        lis     r5,TLB00@h
        ori     r5,r5,TLB00@l
        tlbwe   r5,r4,0x0000            /* Save it out */