diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
---|---|---|
committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/board/adder | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/board/adder')
-rw-r--r-- | qemu/roms/u-boot/board/adder/Makefile | 11 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/adder/adder.c | 108 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/adder/u-boot.lds | 79 |
3 files changed, 198 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/adder/Makefile b/qemu/roms/u-boot/board/adder/Makefile new file mode 100644 index 000000000..8dc505a5f --- /dev/null +++ b/qemu/roms/u-boot/board/adder/Makefile @@ -0,0 +1,11 @@ +# +# (C) Copyright 2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# Copyright (C) 2004 Arabella Software Ltd. +# Yuli Barcohen <yuli@arabellasw.com> +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := adder.o diff --git a/qemu/roms/u-boot/board/adder/adder.c b/qemu/roms/u-boot/board/adder/adder.c new file mode 100644 index 000000000..2ee7096b8 --- /dev/null +++ b/qemu/roms/u-boot/board/adder/adder.c @@ -0,0 +1,108 @@ +/* + * Copyright (C) 2004-2005 Arabella Software Ltd. + * Yuli Barcohen <yuli@arabellasw.com> + * + * Support for Analogue&Micro Adder boards family. + * Tested on AdderII and Adder87x. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <mpc8xx.h> +#if defined(CONFIG_OF_LIBFDT) + #include <libfdt.h> +#endif + +/* + * SDRAM is single Samsung K4S643232F-T70 chip (8MB) + * or single Micron MT48LC4M32B2TG-7 chip (16MB). + * Minimal CPU frequency is 40MHz. + */ +static uint sdram_table[] = { + /* Single read (offset 0x00 in UPM RAM) */ + 0x1f07fc24, 0xe0aefc04, 0x10adfc04, 0xe0bbbc00, + 0x10f77c44, 0xf3fffc07, 0xfffffc04, 0xfffffc04, + + /* Burst read (offset 0x08 in UPM RAM) */ + 0x1f07fc24, 0xe0aefc04, 0x10adfc04, 0xf0affc00, + 0xf0affc00, 0xf0affc00, 0xf0affc00, 0x10a77c44, + 0xf7bffc47, 0xfffffc35, 0xfffffc34, 0xfffffc35, + 0xfffffc35, 0x1ff77c35, 0xfffffc34, 0x1fb57c35, + + /* Single write (offset 0x18 in UPM RAM) */ + 0x1f27fc24, 0xe0aebc04, 0x00b93c00, 0x13f77c47, + 0xfffdfc04, 0xfffffc04, 0xfffffc04, 0xfffffc04, + + /* Burst write (offset 0x20 in UPM RAM) */ + 0x1f07fc24, 0xeeaebc00, 0x10ad7c00, 0xf0affc00, + 0xf0affc00, 0xe0abbc00, 0x1fb77c47, 0xfffffc04, + 0xfffffc04, 0xfffffc04, 0xfffffc04, 0xfffffc04, + 0xfffffc04, 0xfffffc04, 0xfffffc04, 0xfffffc04, + + /* Refresh (offset 0x30 in UPM RAM) */ + 0x1ff5fc84, 0xfffffc04, 0xfffffc04, 0xfffffc04, + 0xfffffc84, 0xfffffc07, 0xfffffc04, 0xfffffc04, + 0xfffffc04, 0xfffffc04, 0xfffffc04, 0xfffffc04, + + /* Exception (offset 0x3C in UPM RAM) */ + 0xfffffc27, 0xfffffc04, 0xfffffc04, 0xfffffc04 +}; + +phys_size_t initdram (int board_type) +{ + long int msize; + volatile immap_t *immap = (volatile immap_t *)CONFIG_SYS_IMMR; + volatile memctl8xx_t *memctl = &immap->im_memctl; + + upmconfig(UPMA, sdram_table, sizeof(sdram_table) / sizeof(uint)); + + /* Configure SDRAM refresh */ + memctl->memc_mptpr = MPTPR_PTP_DIV32; /* BRGCLK/32 */ + + memctl->memc_mamr = (94 << 24) | CONFIG_SYS_MAMR; /* No refresh */ + udelay(200); + + /* Run precharge from location 0x15 */ + memctl->memc_mar = 0x0; + memctl->memc_mcr = 0x80002115; + udelay(200); + + /* Run 8 refresh cycles */ + memctl->memc_mcr = 0x80002830; + udelay(200); + + /* Run MRS pattern from location 0x16 */ + memctl->memc_mar = 0x88; + memctl->memc_mcr = 0x80002116; + udelay(200); + + memctl->memc_mamr |= MAMR_PTAE; /* Enable refresh */ + memctl->memc_or1 = ~(CONFIG_SYS_SDRAM_MAX_SIZE - 1) | OR_CSNT_SAM; + memctl->memc_br1 = CONFIG_SYS_SDRAM_BASE | BR_PS_32 | BR_MS_UPMA | BR_V; + + msize = get_ram_size(CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_SDRAM_MAX_SIZE); + memctl->memc_or1 |= ~(msize - 1); + + return msize; +} + +int checkboard( void ) +{ + puts("Board: Adder"); +#if defined(CONFIG_MPC885_FAMILY) + puts("87x\n"); +#elif defined(CONFIG_MPC866_FAMILY) + puts("II\n"); +#endif + + return 0; +} + +#if defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + ft_cpu_setup(blob, bd); + +} +#endif diff --git a/qemu/roms/u-boot/board/adder/u-boot.lds b/qemu/roms/u-boot/board/adder/u-boot.lds new file mode 100644 index 000000000..38567d1c6 --- /dev/null +++ b/qemu/roms/u-boot/board/adder/u-boot.lds @@ -0,0 +1,79 @@ +/* + * (C) Copyright 2001-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Modified by Yuli Barcohen <yuli@arabellasw.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +OUTPUT_ARCH(powerpc) +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .text : + { + arch/powerpc/cpu/mpc8xx/start.o (.text*) + arch/powerpc/cpu/mpc8xx/traps.o (.text*) + *(.text*) + . = ALIGN(16); + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) + } + + /* Read-write section, merged into data segment: */ + . = (. + 0x0FFF) & 0xFFFFF000; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + _GOT2_TABLE_ = .; + KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); + _FIXUP_TABLE_ = .; + KEEP(*(.fixup)) + } + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data*) + *(.sdata*) + } + _edata = .; + PROVIDE (edata = .); + + . = .; + + . = ALIGN(4); + .u_boot_list : { + KEEP(*(SORT(.u_boot_list*))); + } + + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(4096); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(4096); + __init_end = .; + + __bss_start = .; + .bss (NOLOAD) : + { + *(.bss*) + *(.sbss*) + *(COMMON) + . = ALIGN(4); + } + __bss_end = . ; + PROVIDE (end = .); +} +ENTRY(_start) |