ARM: UniPhier: move SoC sources to mach-uniphier

[karo-tx-uboot.git] / arch / arm / mach-uniphier / init_page_table.S

diff --git a/arch/arm/mach-uniphier/init_page_table.S b/arch/arm/mach-uniphier/init_page_table.S
new file mode 100644 (file)
index 0000000..2638bcd
--- /dev/null
+++ b/arch/arm/mach-uniphier/init_page_table.S
@@ -0,0 +1,26 @@
+#include <config.h>
+#include <linux/linkage.h>
+
+/* page table */
+#define NR_SECTIONS    4096
+#define SECTION_SHIFT  20
+#define DEVICE 0x00002002 /* Non-shareable Device */
+#define NORMAL 0x0000000e /* Normal Memory Write-Back, No Write-Allocate */
+
+#define TEXT_SECTION   ((CONFIG_SPL_TEXT_BASE) >> (SECTION_SHIFT))
+#define STACK_SECTION  ((CONFIG_SYS_INIT_SP_ADDR) >> (SECTION_SHIFT))
+
+       .section ".rodata"
+       .align 14
+ENTRY(init_page_table)
+       section = 0
+       .rept NR_SECTIONS
+       .if section == TEXT_SECTION || section == STACK_SECTION
+       attr = NORMAL
+       .else
+       attr = DEVICE
+       .endif
+       .word (section << SECTION_SHIFT) | attr
+       section = section + 1
+       .endr
+END(init_page_table)