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Diffstat (limited to 'qemu/roms/u-boot/board/freescale/p2020come/tlb.c')
-rw-r--r--qemu/roms/u-boot/board/freescale/p2020come/tlb.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/freescale/p2020come/tlb.c b/qemu/roms/u-boot/board/freescale/p2020come/tlb.c
new file mode 100644
index 000000000..08a1e3433
--- /dev/null
+++ b/qemu/roms/u-boot/board/freescale/p2020come/tlb.c
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/mmu.h>
+
+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_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_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_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_SW|MAS3_SR, 0,
+ 0, 0, BOOKE_PAGESZ_4K, 0),
+
+ /* TLB 1 */
+ /* *I*** - Covers boot page */
+ SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 0, BOOKE_PAGESZ_4K, 1),
+
+ /* *I*G* - CCSRBAR */
+ SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
+ MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 1, BOOKE_PAGESZ_1M, 1),
+
+#if defined(CONFIG_PCI)
+ /* *I*G* - PCI3 - PCI2 0x8000,0000 - 0xbfff,ffff, size = 1G */
+ SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT, CONFIG_SYS_PCIE3_MEM_PHYS,
+ MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 2, BOOKE_PAGESZ_1G, 1),
+
+ /* *I*G* - PCI1 0xC000,0000 - 0xcfff,ffff, size = 256M */
+ SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_VIRT,
+ MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 3, BOOKE_PAGESZ_256M, 1),
+
+ /* *I*G* - PCI1 0xD000,0000 - 0xDFFF,FFFF, size = 256M */
+ SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x10000000,
+ CONFIG_SYS_PCIE1_MEM_PHYS + 0x10000000,
+ MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 4, BOOKE_PAGESZ_256M, 1),
+
+ /*
+ * *I*G* - PCI I/O
+ *
+ * PCI3 => 0xFFC10000
+ * PCI2 => 0xFFC2,0000
+ * PCI1 => 0xFFC3,0000
+ */
+ SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_IO_VIRT, CONFIG_SYS_PCIE3_IO_PHYS,
+ MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 5, BOOKE_PAGESZ_256K, 1),
+#endif /* #if defined(CONFIG_PCI) */
+
+#if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L2_ADDR)
+ /* *I*G - DDR3 2G Part 1: 0 - 0x3fff,ffff , size = 1G */
+ SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 6, BOOKE_PAGESZ_256K, 1),
+
+ /* DDR3 2G Part 2: 0x4000,0000 - 0x7fff,ffff , size = 1G */
+ SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR + 0x40000,
+ CONFIG_SYS_INIT_L2_ADDR_PHYS + 0x40000,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 7, BOOKE_PAGESZ_256K, 1),
+#endif
+};
+
+int num_tlb_entries = ARRAY_SIZE(tlb_table);