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Diffstat (limited to 'board/atum8548/init.S')
| -rw-r--r-- | board/atum8548/init.S | 235 |
1 files changed, 0 insertions, 235 deletions
diff --git a/board/atum8548/init.S b/board/atum8548/init.S deleted file mode 100644 index 654a569..0000000 --- a/board/atum8548/init.S +++ /dev/null @@ -1,235 +0,0 @@ -/* - * Copyright 2007 - * Robert Lazarski, Instituto Atlantico, robertlazarski@gmail.com - * Copyright 2004, 2007 Freescale Semiconductor. - * Copyright 2002,2003, Motorola Inc. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <ppc_asm.tmpl> -#include <ppc_defs.h> -#include <asm/cache.h> -#include <asm/mmu.h> -#include <config.h> -#include <mpc85xx.h> - -#define LAWAR_TRGT_PCI1 0x00000000 -#define LAWAR_TRGT_PCI2 0x00100000 -#define LAWAR_TRGT_PCIE 0x00200000 -#define LAWAR_TRGT_DDR 0x00f00000 - -/* - * TLB0 and TLB1 Entries - * - * Out of reset, TLB1's Entry 0 maps the highest 4K for CCSRBAR. - * However, CCSRBAR is then relocated to CFG_CCSRBAR right after - * these TLB entries are established. - * - * The TLB entries for DDR are dynamically setup in spd_sdram() - * and use TLB1 Entries 8 through 15 as needed according to the - * size of DDR memory. - * - * MAS0: tlbsel, esel, nv - * MAS1: valid, iprot, tid, ts, tsize - * MAS2: epn, x0, x1, w, i, m, g, e - * MAS3: rpn, u0-u3, ux, sx, uw, sw, ur, sr - */ - -#define entry_start \ - mflr r1 ; \ - bl 0f ; - -#define entry_end \ -0: mflr r0 ; \ - mtlr r1 ; \ - blr ; - - - .section .bootpg, "ax" - .globl tlb1_entry -tlb1_entry: - entry_start - - /* - * Number of TLB0 and TLB1 entries in the following table - */ - .long (2f-1f)/16 - -1: -#if (CFG_CCSRBAR_DEFAULT != CFG_CCSRBAR) - /* - * TLB0 4K Non-cacheable, guarded - * 0xff700000 4K Initial CCSRBAR mapping - * - * This ends up at a TLB0 Index==0 entry, and must not collide - * with other TLB0 Entries. - */ - .long FSL_BOOKE_MAS0(0, 0, 0) - .long FSL_BOOKE_MAS1(1, 0, 0, 0, 0) - .long FSL_BOOKE_MAS2(CFG_CCSRBAR_DEFAULT, (MAS2_I|MAS2_G)) - .long FSL_BOOKE_MAS3(CFG_CCSRBAR_DEFAULT, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) -#else -#error("Update the number of table entries in tlb1_entry") -#endif - - /* - * TLB0 16K Cacheable, guarded - * Temporary Global data for initialization - * - * Use four 4K TLB0 entries. These entries must be cacheable - * as they provide the bootstrap memory before the memory - * controler and real memory have been configured. - * - * These entries end up at TLB0 Indicies 0x10, 0x14, 0x18 and 0x1c, - * and must not collide with other TLB0 entries. - */ - .long FSL_BOOKE_MAS0(0, 0, 0) - .long FSL_BOOKE_MAS1(1, 0, 0, 0, 0) - .long FSL_BOOKE_MAS2(CFG_INIT_RAM_ADDR, MAS2_G) - .long FSL_BOOKE_MAS3(CFG_INIT_RAM_ADDR, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) - - .long FSL_BOOKE_MAS0(0, 0, 0) - .long FSL_BOOKE_MAS1(1, 0, 0, 0, 0) - .long FSL_BOOKE_MAS2(CFG_INIT_RAM_ADDR + 4 * 1024, MAS2_G) - .long FSL_BOOKE_MAS3(CFG_INIT_RAM_ADDR + 4 * 1024, 0, - (MAS3_SX|MAS3_SW|MAS3_SR)) - - .long FSL_BOOKE_MAS0(0, 0, 0) - .long FSL_BOOKE_MAS1(1, 0, 0, 0, 0) - .long FSL_BOOKE_MAS2(CFG_INIT_RAM_ADDR + 8 * 1024, MAS2_G) - .long FSL_BOOKE_MAS3(CFG_INIT_RAM_ADDR + 8 * 1024, 0, - (MAS3_SX|MAS3_SW|MAS3_SR)) - - .long FSL_BOOKE_MAS0(0, 0, 0) - .long FSL_BOOKE_MAS1(1, 0, 0, 0, 0) - .long FSL_BOOKE_MAS2(CFG_INIT_RAM_ADDR + 12 * 1024, MAS2_G) - .long FSL_BOOKE_MAS3(CFG_INIT_RAM_ADDR + 12 * 1024, 0, - (MAS3_SX|MAS3_SW|MAS3_SR)) - - /* TLB 1 Initializations */ - /* - * TLB 0, 1: 128M Non-cacheable, guarded - * 0xf8000000 128M FLASH - * Out of reset this entry is only 4K. - */ - .long FSL_BOOKE_MAS0(1, 0, 0) - .long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M) - .long FSL_BOOKE_MAS2(CFG_FLASH_BASE + 0x4000000, (MAS2_I|MAS2_G)) - .long FSL_BOOKE_MAS3(CFG_FLASH_BASE + 0x4000000, 0, - (MAS3_SX|MAS3_SW|MAS3_SR)) - - .long FSL_BOOKE_MAS0(1, 1, 0) - .long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M) - .long FSL_BOOKE_MAS2(CFG_FLASH_BASE, (MAS2_I|MAS2_G)) - .long FSL_BOOKE_MAS3(CFG_FLASH_BASE, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) - - /* - * TLB 2: 1G Non-cacheable, guarded - * 0x80000000 1G PCI1/PCIE 8,9,a,b - */ - .long FSL_BOOKE_MAS0(1, 2, 0) - .long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_1G) - .long FSL_BOOKE_MAS2(CFG_PCI_PHYS, (MAS2_I|MAS2_G)) - .long FSL_BOOKE_MAS3(CFG_PCI_PHYS, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) - - /* - * TLB 3, 4: 512M Non-cacheable, guarded - * 0xc0000000 1G PCI2 - */ - .long FSL_BOOKE_MAS0(1, 3, 0) - .long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M) - .long FSL_BOOKE_MAS2(CFG_PCI2_MEM_PHYS, (MAS2_I|MAS2_G)) - .long FSL_BOOKE_MAS3(CFG_PCI2_MEM_PHYS, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) - - .long FSL_BOOKE_MAS0(1, 4, 0) - .long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M) - .long FSL_BOOKE_MAS2(CFG_PCI2_MEM_PHYS + 0x10000000, (MAS2_I|MAS2_G)) - .long FSL_BOOKE_MAS3(CFG_PCI2_MEM_PHYS + 0x10000000, 0, - (MAS3_SX|MAS3_SW|MAS3_SR)) - - /* - * TLB 5: 64M Non-cacheable, guarded - * 0xe000_0000 1M CCSRBAR - * 0xe200_0000 1M PCI1 IO - * 0xe210_0000 1M PCI2 IO - * 0xe300_0000 1M PCIe IO - */ - .long FSL_BOOKE_MAS0(1, 5, 0) - .long FSL_BOOKE_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M) - .long FSL_BOOKE_MAS2(CFG_CCSRBAR, (MAS2_I|MAS2_G)) - .long FSL_BOOKE_MAS3(CFG_CCSRBAR, 0, (MAS3_SX|MAS3_SW|MAS3_SR)) - -2: - entry_end - -/* - * LAW(Local Access Window) configuration: - * - * 0x0000_0000 0x7fff_ffff DDR 2G - * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M - * 0xa000_0000 0xbfff_ffff PCIe MEM 512M - * 0xc000_0000 0xdfff_ffff PCI2 MEM 512M - * 0xe000_0000 0xe000_ffff CCSR 1M - * 0xe200_0000 0xe10f_ffff PCI1 IO 1M - * 0xe280_0000 0xe20f_ffff PCI2 IO 1M - * 0xe300_0000 0xe30f_ffff PCIe IO 1M - * 0xf800_0000 0xffff_ffff FLASH (boot bank) 128M - * - * Notes: - * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window. - * If flash is 8M at default position (last 8M), no LAW needed. - * - * LAW 0 is reserved for boot mapping - */ - - .section .bootpg, "ax" - .globl law_entry -law_entry: - entry_start - - .long (4f-3f)/8 -3: - .long 0 - .long (LAWAR_TRGT_DDR | (LAWAR_SIZE & LAWAR_SIZE_1G)) & ~LAWAR_EN - - .long (CFG_PCI1_MEM_PHYS>>12) & 0xfffff - .long LAWAR_EN | LAWAR_TRGT_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_512M) - - .long (CFG_PCI1_IO_PHYS>>12) & 0xfffff - .long LAWAR_EN | LAWAR_TRGT_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_1M) - - .long (CFG_PCI2_MEM_PHYS>>12) & 0xfffff - .long LAWAR_EN | LAWAR_TRGT_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_512M) - - .long (CFG_PCI2_IO_PHYS>>12) & 0xfffff - .long LAWAR_EN | LAWAR_TRGT_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_1M) - - .long (CFG_PCIE1_MEM_PHYS>>12) & 0xfffff - .long LAWAR_EN | LAWAR_TRGT_PCIE | (LAWAR_SIZE & LAWAR_SIZE_512M) - - .long (CFG_PCIE1_IO_PHYS>>12) & 0xfffff - .long LAWAR_EN | LAWAR_TRGT_PCIE | (LAWAR_SIZE & LAWAR_SIZE_1M) - - /* LBC window - maps 256M 0xf0000000 -> 0xffffffff */ - .long (CFG_LBC_CACHE_BASE>>12) & 0xfffff - .long LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_256M) - -4: - entry_end |