1 files changed, 119 insertions, 0 deletions
diff --git a/roms/u-boot/board/mpl/vcma9/cmd_vcma9.c b/roms/u-boot/board/mpl/vcma9/cmd_vcma9.c
new file mode 100644
index 00000000..c2d62e4a
--- /dev/null
+++ b/roms/u-boot/board/mpl/vcma9/cmd_vcma9.c
@@ -0,0 +1,119 @@
+/*
+ * (C) Copyright 2002
+ * Denis Peter, MPL AG Switzerland, d.peter@mpl.ch
+ *
+ * adapted for VCMA9
+ * David Mueller, ELSOFT AG, d.mueller@elsoft.ch
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <net.h>
+#include "vcma9.h"
+#include "../common/common_util.h"
+
+#if defined(CONFIG_CS8900)
+#include <../drivers/net/cs8900.h>
+
+static uchar cs8900_chksum(ushort data)
+{
+	return((data >> 8) & 0x00FF) + (data & 0x00FF);
+}
+
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* ------------------------------------------------------------------------- */
+
+int do_vcma9(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+	struct eth_device *dev;
+	char cs8900_name[10];
+	if (strcmp(argv[1], "info") == 0)
+	{
+		vcma9_print_info();
+		return 0;
+	}
+#if defined(CONFIG_CS8900)
+	if (strcmp(argv[1], "cs8900") == 0) {
+		sprintf(cs8900_name, "%s-0", CS8900_DRIVERNAME);
+		dev = eth_get_dev_by_name(cs8900_name);
+		if (!dev) {
+			printf("Couldn't find CS8900 driver");
+			return 0;
+		}
+		if (strcmp(argv[2], "read") == 0) {
+			uchar addr; ushort data;
+
+			addr = simple_strtoul(argv[3], NULL, 16);
+			cs8900_e2prom_read(dev, addr, &data);
+			printf("0x%2.2X: 0x%4.4X\n", addr, data);
+		} else if (strcmp(argv[2], "write") == 0) {
+			uchar addr; ushort data;
+
+			addr = simple_strtoul(argv[3], NULL, 16);
+			data = simple_strtoul(argv[4], NULL, 16);
+			cs8900_e2prom_write(dev, addr, data);
+		} else if (strcmp(argv[2], "setaddr") == 0) {
+			uchar addr, i, csum; ushort data;
+			uchar ethaddr[6];
+
+			/* check for valid ethaddr */
+			if (eth_getenv_enetaddr("ethaddr", ethaddr)) {
+				addr = 1;
+				data = 0x2158;
+				cs8900_e2prom_write(dev, addr, data);
+				csum = cs8900_chksum(data);
+				addr++;
+				for (i = 0; i < 6; i+=2) {
+					data = ethaddr[i+1] << 8 |
+					       ethaddr[i];
+					cs8900_e2prom_write(dev, addr, data);
+					csum += cs8900_chksum(data);
+					addr++;
+				}
+				/* calculate header link byte */
+				data = 0xA100 | (addr * 2);
+				cs8900_e2prom_write(dev, 0, data);
+				csum += cs8900_chksum(data);
+				/* write checksum word */
+				cs8900_e2prom_write(dev, addr, (0 - csum) << 8);
+			} else {
+				puts("\nplease defined 'ethaddr'\n");
+			}
+		} else if (strcmp(argv[2], "dump") == 0) {
+			uchar addr = 0, endaddr, csum; ushort data;
+
+			puts("Dump of CS8900 config device: ");
+			cs8900_e2prom_read(dev, addr, &data);
+			if ((data & 0xE000) == 0xA000) {
+				endaddr = (data & 0x00FF) / 2;
+				csum = cs8900_chksum(data);
+				for (addr = 1; addr <= endaddr; addr++) {
+					cs8900_e2prom_read(dev, addr, &data);
+					printf("\n0x%2.2X: 0x%4.4X", addr, data);
+					csum += cs8900_chksum(data);
+				}
+				printf("\nChecksum: %s", (csum == 0) ? "ok" : "wrong");
+			} else {
+				puts("no valid config found");
+			}
+			puts("\n");
+		}
+
+		return 0;
+	}
+#endif
+
+	return (do_mplcommon(cmdtp, flag, argc, argv));
+}
+
+U_BOOT_CMD(
+	vcma9, 6, 1, do_vcma9,
+	"VCMA9 specific commands",
+	"flash mem [SrcAddr] - updates U-Boot with image in memory\n"
+	"vcma9 info                - displays board information"
+);