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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/board/renesas/rsk7264/rsk7264.c
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (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.c71
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;
+}