X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Froms%2Fu-boot%2Fboard%2Fcm41xx%2Fcm41xx.c;fp=qemu%2Froms%2Fu-boot%2Fboard%2Fcm41xx%2Fcm41xx.c;h=eabad48a3c9c3e39bf4767c4017fb0e3bd6c072e;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git

diff --git a/qemu/roms/u-boot/board/cm41xx/cm41xx.c b/qemu/roms/u-boot/board/cm41xx/cm41xx.c
new file mode 100644
index 000000000..eabad48a3
--- /dev/null
+++ b/qemu/roms/u-boot/board/cm41xx/cm41xx.c
@@ -0,0 +1,88 @@
+/*
+ * (C) Copyright 2005
+ * Greg Ungerer, OpenGear Inc, <greg.ungerer@opengear.com>
+ *
+ * (C) Copyright 2002
+ * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/platform.h>
+#include <netdev.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* ------------------------------------------------------------------------- */
+
+#define	ks8695_read(a)	  *((volatile unsigned int *) (KS8695_IO_BASE+(a)))
+#define	ks8695_write(a,b) *((volatile unsigned int *) (KS8695_IO_BASE+(a))) = (b)
+
+/* ------------------------------------------------------------------------- */
+
+
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+int env_flash_cmdline (void)
+{
+	char *sp = (char *) 0x0201c020;
+	char *ep;
+	int len;
+
+	/* Check if "erase" push button is depressed */
+	if ((ks8695_read(KS8695_GPIO_DATA) & 0x8) == 0) {
+		printf("### Entering network recovery mode...\n");
+		setenv("bootargs", "console=ttyAM0,115200 mem=32M initrd=0x400000,8M root=/dev/ram0");
+		setenv("bootcmd", "bootp 0x400000; gofsk 0x400000");
+		setenv("bootdelay", "2");
+		return 0;
+	}
+
+	/* Check for flash based kernel boot args to use as default */
+	for (ep = sp, len = 0; ((len < 1024) && (*ep != 0)); ep++, len++)
+		;
+
+	if ((len > 0) && (len <1024))
+		setenv("bootargs", sp);
+
+	return 0;
+}
+
+int board_late_init (void)
+{
+	return 0;
+}
+
+int board_eth_init(bd_t *bis)
+{
+	return ks8695_eth_initialize();
+}
+
+int board_init (void)
+{
+	/* arch number of CM41xx */
+	gd->bd->bi_arch_number = 672;
+
+	/* adress of boot parameters */
+	gd->bd->bi_boot_params = 0x00000100;
+
+	/* power down all but port 0 on the switch */
+	ks8695_write(KS8695_SWITCH_LPPM12, 0x00000005);
+	ks8695_write(KS8695_SWITCH_LPPM34, 0x00050005);
+
+	return 0;
+}
+
+int dram_init (void)
+{
+	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+	gd->bd->bi_dram[0].size  = PHYS_SDRAM_1_SIZE;
+
+	return (0);
+}