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Adds support for SoC's unique ID (Maverick Key) in /proc/cpuinfo
Signed-off-by: Petr Stetiar <ynezz@true.cz>
Index: linux-2.6.23-rc5/arch/arm/kernel/setup.c
===================================================================
--- linux-2.6.23-rc5.orig/arch/arm/kernel/setup.c 2007-09-04 02:25:36.000000000 +0200
+++ linux-2.6.23-rc5/arch/arm/kernel/setup.c 2007-09-04 02:26:49.000000000 +0200
@@ -964,8 +964,15 @@
seq_printf(m, "Hardware\t: %s\n", machine_name);
seq_printf(m, "Revision\t: %04x\n", system_rev);
+
+#if defined(CONFIG_ARCH_EP93XX)
+#include <asm/arch/ep93xx-regs.h>
+ seq_printf(m, "Serial\t\t: %016x\n",
+ *((unsigned int *)EP93XX_SECURITY_UNIQID));
+#else
seq_printf(m, "Serial\t\t: %08x%08x\n",
system_serial_high, system_serial_low);
+#endif
return 0;
}
Index: linux-2.6.23-rc5/include/asm-arm/arch-ep93xx/ep93xx-regs.h
===================================================================
--- linux-2.6.23-rc5.orig/include/asm-arm/arch-ep93xx/ep93xx-regs.h 2007-09-04 02:26:38.000000000 +0200
+++ linux-2.6.23-rc5/include/asm-arm/arch-ep93xx/ep93xx-regs.h 2007-09-04 02:26:49.000000000 +0200
@@ -70,6 +70,8 @@
#define EP93XX_I2S_BASE (EP93XX_APB_VIRT_BASE + 0x00020000)
#define EP93XX_SECURITY_BASE (EP93XX_APB_VIRT_BASE + 0x00030000)
+#define EP93XX_SECURITY_REG(x) (EP93XX_SECURITY_BASE + (x))
+#define EP93XX_SECURITY_UNIQID EP93XX_SECURITY_REG(0x2440)
#define EP93XX_GPIO_BASE (EP93XX_APB_VIRT_BASE + 0x00040000)
#define EP93XX_GPIO_REG(x) (EP93XX_GPIO_BASE + (x))
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