diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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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/renesas/rsk7264/rsk7264.c | |
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/renesas/rsk7264/rsk7264.c')
-rw-r--r-- | qemu/roms/u-boot/board/renesas/rsk7264/rsk7264.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/renesas/rsk7264/rsk7264.c b/qemu/roms/u-boot/board/renesas/rsk7264/rsk7264.c new file mode 100644 index 000000000..d938b3a7b --- /dev/null +++ b/qemu/roms/u-boot/board/renesas/rsk7264/rsk7264.c @@ -0,0 +1,71 @@ +/* + * Copyright (C) 2011 Renesas Electronics Europe Ltd. + * Copyright (C) 2008 Renesas Solutions Corp. + * Copyright (C) 2008 Nobuhiro Iwamatsu + * + * Based on u-boot/board/rsk7264/rsk7203.c + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <net.h> +#include <netdev.h> +#include <asm/io.h> +#include <asm/processor.h> + +DECLARE_GLOBAL_DATA_PTR; + +int checkboard(void) +{ + puts("BOARD: Renesas Technology RSK7264\n"); + return 0; +} + +int board_init(void) +{ + return 0; +} + +int dram_init(void) +{ + 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; +} + +void led_set_state(unsigned short value) +{ +} + +/* + * The RSK board has the SMSC89218 wired up 'incorrectly'. + * Byte-swapping is necessary, and so poor performance is inevitable. + * This problem cannot evade by the swap function of CHIP, this can + * evade by software Byte-swapping. + * And this has problem by FIFO access only. pkt_data_pull/pkt_data_push + * functions necessary to solve this problem. + */ +u32 pkt_data_pull(struct eth_device *dev, u32 addr) +{ + volatile u16 *addr_16 = (u16 *)(dev->iobase + addr); + return (u32)((swab16(*addr_16) << 16) & 0xFFFF0000)\ + | swab16(*(addr_16 + 1)); +} + +void pkt_data_push(struct eth_device *dev, u32 addr, u32 val) +{ + addr += dev->iobase; + *(volatile u16 *)(addr + 2) = swab16((u16)val); + *(volatile u16 *)(addr) = swab16((u16)(val >> 16)); +} + +int board_eth_init(bd_t *bis) +{ + int rc = 0; +#ifdef CONFIG_SMC911X + rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); +#endif + return rc; +} |