/* Check if cpu_init_detected. */
movl $MTRRdefType_MSR, %ecx
rdmsr
- andl $(1 << 11), %eax
+ andl $MTRRdefTypeEn, %eax
movl %eax, %ebx /* We store the status. */
jmp_if_k8(CAR_FAM10_out_post_errata)
movl $(((CONFIG_RAMTOP) + TOP_MEM_MASK) & ~TOP_MEM_MASK) , %eax
wrmsr
-#if defined(CONFIG_XIP_ROM_SIZE) && defined(CONFIG_XIP_ROM_BASE)
-
-#if defined(CONFIG_TINY_BOOTBLOCK) && CONFIG_TINY_BOOTBLOCK
-#define REAL_XIP_ROM_BASE AUTO_XIP_ROM_BASE
-#else
-#define REAL_XIP_ROM_BASE CONFIG_XIP_ROM_BASE
-#endif
+#if CONFIG_XIP_ROM_SIZE
/* Enable write base caching so we can do execute in place (XIP)
* on the flash ROM.
movl $MTRRphysBase_MSR(1), %ecx
xorl %edx, %edx
/*
- * IMPORTANT: The two lines below can _not_ be written like this:
- * movl $(REAL_XIP_ROM_BASE | MTRR_TYPE_WRPROT), %eax
+ * IMPORTANT: The following calculation _must_ be done at runtime. See
* http://www.coreboot.org/pipermail/coreboot/2010-October/060855.html
*/
- movl $REAL_XIP_ROM_BASE, %eax
- orl $MTRR_TYPE_WRPROT, %eax
+ movl $copy_and_run, %eax
+ andl $(~(CONFIG_XIP_ROM_SIZE - 1)), %eax
+ orl $MTRR_TYPE_WRBACK, %eax
wrmsr
movl $MTRRphysMask_MSR(1), %ecx
jmp_if_k8(wbcache_post_fam10_setup)
movl $0xffff, %edx /* (1 << (CONFIG_CPU_ADDR_BITS - 32)) - 1 for FAM10 (CONFIG_CPU_ADDR_BITS = 48) */
wbcache_post_fam10_setup:
- movl $(~(CONFIG_XIP_ROM_SIZE - 1) | 0x800), %eax
+ movl $(~(CONFIG_XIP_ROM_SIZE - 1) | MTRRphysMaskValid), %eax
wrmsr
-#endif /* CONFIG_XIP_ROM_SIZE && CONFIG_XIP_ROM_BASE */
+#endif /* CONFIG_XIP_ROM_SIZE */
/* Set the default memory type and enable fixed and variable MTRRs. */
movl $MTRRdefType_MSR, %ecx