mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 17:07:38 +00:00
86 lines
2.4 KiB
ArmAsm
86 lines
2.4 KiB
ArmAsm
/*
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* (C) Copyright 2010
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* Stefan Roese, DENX Software Engineering, sr@denx.de.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <asm-offsets.h>
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#include <ppc_asm.tmpl>
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#include <config.h>
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#include <asm/mmu.h>
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/*
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* TLB TABLE
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*
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* This table is used by the cpu boot code to setup the initial tlb
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* entries. Rather than make broad assumptions in the cpu source tree,
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* this table lets each board set things up however they like.
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*
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* Pointer to the table is returned in r1
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*
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*/
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.section .bootpg,"ax"
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.globl tlbtab
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tlbtab:
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tlbtab_start
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/*
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* BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to
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* use the speed up boot process. It is patched after relocation to
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* enable SA_I
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*/
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tlbentry(CONFIG_SYS_BOOT_BASE_ADDR, SZ_16M,
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CONFIG_SYS_BOOT_BASE_ADDR, 4, AC_RWX | SA_G)
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/*
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* TLB entries for SDRAM are not needed on this platform.
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* They are dynamically generated in the DDR(2) detection
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* routine.
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*/
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#ifdef CONFIG_SYS_INIT_RAM_DCACHE
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/* TLB-entry for init-ram in dcache (SA_I must be turned off!) */
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tlbentry(CONFIG_SYS_INIT_RAM_ADDR, SZ_4K, CONFIG_SYS_INIT_RAM_ADDR, 0,
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AC_RWX | SA_G)
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#endif
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tlbentry(CONFIG_SYS_PCI_BASE, SZ_256M, 0x00000000, 0xc,
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AC_RW | SA_IG)
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tlbentry(CONFIG_SYS_PCI_MEMBASE, SZ_256M, 0x20000000, 0xc,
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AC_RW | SA_IG)
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tlbentry(CONFIG_SYS_PCIE_MEMBASE, SZ_256M, 0xB0000000, 0xd,
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AC_RW | SA_IG)
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tlbentry(CONFIG_SYS_PCIE0_CFGBASE, SZ_16M, 0x00000000, 0xd,
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AC_RW | SA_IG)
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tlbentry(CONFIG_SYS_PCIE1_CFGBASE, SZ_16M, 0x20000000, 0xd,
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AC_RW | SA_IG)
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tlbentry(CONFIG_SYS_PCIE0_XCFGBASE, SZ_1K, 0x10000000, 0xd,
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AC_RW | SA_IG)
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tlbentry(CONFIG_SYS_PCIE1_XCFGBASE, SZ_1K, 0x30000000, 0xd,
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AC_RW | SA_IG)
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/* PCIe UTL register */
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tlbentry(CONFIG_SYS_PCIE_BASE, SZ_16K, 0x08010000, 0xc, AC_RW | SA_IG)
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/* TLB-entry for FPGA(s) */
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tlbentry(CONFIG_SYS_FPGA1_BASE, SZ_16M, CONFIG_SYS_FPGA1_BASE, 4,
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AC_RW | SA_IG)
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tlbentry(CONFIG_SYS_FPGA1_BASE + (16 << 20), SZ_16M,
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CONFIG_SYS_FPGA1_BASE + (16 << 20), 4, AC_RW | SA_IG)
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tlbentry(CONFIG_SYS_FPGA2_BASE, SZ_16M, CONFIG_SYS_FPGA2_BASE, 4,
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AC_RW | SA_IG)
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tlbentry(CONFIG_SYS_FPGA3_BASE, SZ_16M, CONFIG_SYS_FPGA3_BASE, 4,
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AC_RW | SA_IG)
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/* TLB-entry for OCM */
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tlbentry(CONFIG_SYS_OCM_BASE, SZ_1M, 0x00000000, 4,
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AC_RWX | SA_I)
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/* TLB-entry for Local Configuration registers => peripherals */
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tlbentry(CONFIG_SYS_LOCAL_CONF_REGS, SZ_16M,
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CONFIG_SYS_LOCAL_CONF_REGS, 4, AC_RWX | SA_IG)
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tlbtab_end
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