diff options
Diffstat (limited to 'qemu/roms/u-boot/board/shmin')
| -rw-r--r-- | qemu/roms/u-boot/board/shmin/Makefile | 10 | ||||
| -rw-r--r-- | qemu/roms/u-boot/board/shmin/lowlevel_init.S | 23 | ||||
| -rw-r--r-- | qemu/roms/u-boot/board/shmin/shmin.c | 101 |
3 files changed, 134 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/shmin/Makefile b/qemu/roms/u-boot/board/shmin/Makefile new file mode 100644 index 000000000..daf36deed --- /dev/null +++ b/qemu/roms/u-boot/board/shmin/Makefile @@ -0,0 +1,10 @@ +# +# Copyright (C) 2010 Nobuhiro Iwamatsu +# Copyright (C) 2008 Renesas Solutions Corp. +# +# u-boot/board/shmin/Makefile +# +# SPDX-License-Identifier: GPL-2.0+ + +obj-y := shmin.o +obj-y += lowlevel_init.o diff --git a/qemu/roms/u-boot/board/shmin/lowlevel_init.S b/qemu/roms/u-boot/board/shmin/lowlevel_init.S new file mode 100644 index 000000000..35c094519 --- /dev/null +++ b/qemu/roms/u-boot/board/shmin/lowlevel_init.S @@ -0,0 +1,23 @@ +/* + * (C) Copyright 2008, 2010 Nobuhiro Iwamatsu <iwamatsu@nigauri.org> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <config.h> +#include <version.h> + +#include <asm/processor.h> +#include <asm/macro.h> + + + .global lowlevel_init + + .text + .align 2 + +lowlevel_init: + /* Use setting of original bootloader */ + rts + nop + .align 2 diff --git a/qemu/roms/u-boot/board/shmin/shmin.c b/qemu/roms/u-boot/board/shmin/shmin.c new file mode 100644 index 000000000..74d1e3973 --- /dev/null +++ b/qemu/roms/u-boot/board/shmin/shmin.c @@ -0,0 +1,101 @@ +/* + * Copyright (C) 2007 - 2010 + * Nobuhiro Iwamatsu <iwamatsu@nigauri.org> + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * + * board/shmin/shmin.c + * + * SPDX-License-Identifier: GPL-2.0+ + * + * Copy board_flash_get_legacy() from board/freescale/m54455evb/m54455evb.c + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/processor.h> +#include <netdev.h> + +int checkboard(void) +{ + puts("BOARD: T-SH7706LAN "); + if(readb(0xb0008006) == 0xab) + puts("v2\n"); + else + puts("v1\n"); + return 0; +} + +int board_init(void) +{ + writew(0x2980, BCR2); + return 0; +} + +int dram_init(void) +{ + DECLARE_GLOBAL_DATA_PTR; + + gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; + gd->bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE; + printf("DRAM: %dMB\n", CONFIG_SYS_SDRAM_SIZE / (1024 * 1024)); + return 0; +} + +int board_eth_init(bd_t *bis) +{ + return ne2k_register(); +} + +void led_set_state(unsigned short value) +{ + +} + +#if defined(CONFIG_FLASH_CFI_LEGACY) +#include <flash.h> +ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info) +{ + int sect[] = CONFIG_SYS_ATMEL_SECT; + int sectsz[] = CONFIG_SYS_ATMEL_SECTSZ; + int i, j, k; + + if (base != CONFIG_SYS_ATMEL_BASE) + return 0; + + info->flash_id = 0x01000000; + info->portwidth = 1; + info->chipwidth = 1; + info->buffer_size = 1; + info->erase_blk_tout = 16384; + info->write_tout = 2; + info->buffer_write_tout = 5; + info->vendor = 0xFFF0; /* CFI_CMDSET_AMD_LEGACY */ + info->cmd_reset = 0x00F0; + info->interface = FLASH_CFI_X8; + info->legacy_unlock = 0; + info->manufacturer_id = (u16) ATM_MANUFACT; + info->device_id = ATM_ID_LV040; + info->device_id2 = 0; + info->ext_addr = 0; + info->cfi_version = 0x3133; + info->cfi_offset = 0x0000; + info->addr_unlock1 = 0x00000555; + info->addr_unlock2 = 0x000002AA; + info->name = "CFI conformant"; + info->size = 0; + info->sector_count = CONFIG_SYS_ATMEL_TOTALSECT; + info->start[0] = base; + + for (k = 0, i = 0; i < CONFIG_SYS_ATMEL_REGION; i++) { + info->size += sect[i] * sectsz[i]; + for (j = 0; j < sect[i]; j++, k++) { + info->start[k + 1] = info->start[k] + sectsz[i]; + info->protect[k] = 0; + } + } + + return 1; +} +#endif /* CONFIG_FLASH_CFI_LEGACY */ |