1026.cpu-hb.patch

sm86xx内核源包括补丁（ GPL ）的

diff -Naur --exclude=CVS --exclude='*.o' --exclude='*.a' --exclude='*.so' --exclude='*.elf' --exclude=System.map --exclude=Makefile.d --exclude='*log' --exclude='*log2' --exclude='*~' --exclude='.*~' --exclude='.#*' --exclude='*.bak' --exclude='*.orig' --exclude='*.rej' --exclude='core.[0-9]*' --exclude=.depend --exclude='.*.o.flags' --exclude='*.gz' --exclude=.depend --exclude='.*.o.flags' --exclude='*.gz' --exclude=vmlinux --exclude=vmlinux.bin --exclude=yamon-02.06-SIGMADESIGNS-01_el.bin linuxmips-2.4.30.ref/arch/mips/kernel/time.c linuxmips-2.4.30/arch/mips/kernel/time.c
--- linuxmips-2.4.30.ref/arch/mips/kernel/time.c	2007-03-14 08:43:48.000000000 -0700
+++ linuxmips-2.4.30/arch/mips/kernel/time.c	2007-03-14 08:46:29.000000000 -0700
@@ -37,6 +37,7 @@
 #include <asm/tango2/rmdefs.h>
 #include <asm/tango2/tango2.h>
 #include <asm/tango2/hardware.h>
+#include <asm/tango2/emhwlib_lram.h>
 #endif
 
 /*
@@ -423,6 +424,7 @@
 	unsigned int count;
 
 #ifdef CONFIG_TANGO2
+ 	static unsigned long ticks_count = 0;
 	static int active = 0;
 	static long drift = 0;
 	static unsigned long old_xtal = 0;
@@ -433,6 +435,12 @@
 	/* Clear interrupt source */
 	gbus_write_uint32(pGBus, REG_BASE_cpu_block + CPU_time0_clr, 1);
 #endif
+ 	if ((++ticks_count) == HZ) {
+ 		/* Increase the heart beat count */
+ 		ticks_count = 0;
+ 		gbus_write_uint32(pGBus, REG_BASE_cpu_block + LR_HB_CPU, 
+ 			gbus_read_uint32(pGBus, REG_BASE_cpu_block + LR_HB_CPU) + 1);
+ 	}
 
 	/* calibrate jiffies against xtal_in_cnt */
 	xtal = gbus_read_uint32(pGBus, REG_BASE_system_block + SYS_xtal_in_cnt);
diff -Naur --exclude=CVS --exclude='*.o' --exclude='*.a' --exclude='*.so' --exclude='*.elf' --exclude=System.map --exclude=Makefile.d --exclude='*log' --exclude='*log2' --exclude='*~' --exclude='.*~' --exclude='.#*' --exclude='*.bak' --exclude='*.orig' --exclude='*.rej' --exclude='core.[0-9]*' --exclude=.depend --exclude='.*.o.flags' --exclude='*.gz' --exclude=.depend --exclude='.*.o.flags' --exclude='*.gz' --exclude=vmlinux --exclude=vmlinux.bin --exclude=yamon-02.06-SIGMADESIGNS-01_el.bin linuxmips-2.4.30.ref/arch/mips/tango2/setup.c linuxmips-2.4.30/arch/mips/tango2/setup.c
--- linuxmips-2.4.30.ref/arch/mips/tango2/setup.c	2007-03-14 08:44:11.000000000 -0700
+++ linuxmips-2.4.30/arch/mips/tango2/setup.c	2007-03-14 08:46:29.000000000 -0700
@@ -33,6 +33,7 @@
 
 #include <asm/tango2/tango2.h>
 #include <asm/tango2/rmdefs.h>
+#include <asm/tango2/emhwlib_lram.h>
 
 extern int em86xx_sbox_init(void);
 extern void pci_disable_device_all(void);
@@ -189,6 +190,8 @@
 	/* Setup Timer0 as the source */
 	setup_irq(LOG2_CPU_TIMER0_INT + IRQ_CONTROLLER_IRQ_BASE, irq);
 #endif
+	/* Clear heart beat counter */
+	gbus_write_uint32(pGBus, REG_BASE_cpu_block + LR_HB_CPU, 0);
 }
 
 
diff -Naur --exclude=CVS --exclude='*.o' --exclude='*.a' --exclude='*.so' --exclude='*.elf' --exclude=System.map --exclude=Makefile.d --exclude='*log' --exclude='*log2' --exclude='*~' --exclude='.*~' --exclude='.#*' --exclude='*.bak' --exclude='*.orig' --exclude='*.rej' --exclude='core.[0-9]*' --exclude=.depend --exclude='.*.o.flags' --exclude='*.gz' --exclude=.depend --exclude='.*.o.flags' --exclude='*.gz' --exclude=vmlinux --exclude=vmlinux.bin --exclude=yamon-02.06-SIGMADESIGNS-01_el.bin linuxmips-2.4.30.ref/README.1026.cpu-hb.patch linuxmips-2.4.30/README.1026.cpu-hb.patch
--- linuxmips-2.4.30.ref/README.1026.cpu-hb.patch	1969-12-31 16:00:00.000000000 -0800
+++ linuxmips-2.4.30/README.1026.cpu-hb.patch	2007-03-14 08:48:12.000000000 -0700
@@ -0,0 +1,19 @@
+Feature:
+--------
+Heart beat for CPU block.
+
+Prerequisite patch numbers:
+---------------------------
+0000
+1000
+
+Primary author:
+---------------
+YH Lin
+
+Related to which chip version SMP863x x=?
+-----------------------------------------
+all
+
+(linux patches) which CONFIG_... are provided:
+----------------------------------------------