Initial import of qemu-2.4.1HEADmaster

1 files changed, 38 insertions, 0 deletions

diff --git a/roms/u-boot/arch/arm/cpu/arm920t/s3c24x0/cpu_info.c b/roms/u-boot/arch/arm/cpu/arm920t/s3c24x0/cpu_info.c
new file mode 100644
index 00000000..fede51a1
--- /dev/null
+++ b/roms/u-boot/arch/arm/cpu/arm920t/s3c24x0/cpu_info.c
@@ -0,0 +1,38 @@
+/*
+ * (C) Copyright 2010
+ * David Mueller <d.mueller@elsoft.ch>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/s3c24x0_cpu.h>
+
+typedef ulong (*getfreq)(void);
+
+static const getfreq freq_f[] = {
+	get_FCLK,
+	get_HCLK,
+	get_PCLK,
+};
+
+static const char freq_c[] = { 'F', 'H', 'P' };
+
+int print_cpuinfo(void)
+{
+	int i;
+	char buf[32];
+/* the S3C2400 seems to be lacking a CHIP ID register */
+#ifndef CONFIG_S3C2400
+	ulong cpuid;
+	struct s3c24x0_gpio * const gpio = s3c24x0_get_base_gpio();
+
+	cpuid = readl(&gpio->gstatus1);
+	printf("CPUID: %8lX\n", cpuid);
+#endif
+	for (i = 0; i < ARRAY_SIZE(freq_f); i++)
+		printf("%cCLK: %8s MHz\n", freq_c[i], strmhz(buf, freq_f[i]()));
+
+	return 0;
+}