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linuxconsole-commit
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From: James S. <jsi...@us...> - 2002-04-16 19:32:02
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Update of /cvsroot/linuxconsole/ruby/linux/arch/ppc64/kernel
In directory usw-pr-cvs1:/tmp/cvs-serv13887/linux/arch/ppc64/kernel
Modified Files:
chrp_setup.c iSeries_setup.c ioctl32.c setup.c
Log Message:
Synced to 2.5.8.
Index: chrp_setup.c
===================================================================
RCS file: /cvsroot/linuxconsole/ruby/linux/arch/ppc64/kernel/chrp_setup.c,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -d -r1.1 -r1.2
--- chrp_setup.c 15 Mar 2002 18:28:12 -0000 1.1
+++ chrp_setup.c 16 Apr 2002 17:41:49 -0000 1.2
@@ -319,12 +319,15 @@
extern void setup_default_decr(void);
+extern unsigned long ppc_proc_freq;
+extern unsigned long ppc_tb_freq;
+
void __init pSeries_calibrate_decr(void)
{
struct device_node *cpu;
struct div_result divres;
int *fp;
- unsigned long freq;
+ unsigned long freq, processor_freq;
/*
* The cpu node should have a timebase-frequency property
@@ -337,8 +340,19 @@
if (fp != 0)
freq = *fp;
}
+ ppc_tb_freq = freq;
+ processor_freq = freq;
+ if (cpu != 0) {
+ fp = (int *) get_property(cpu, "clock-frequency", NULL);
+ if (fp != 0)
+ processor_freq = *fp;
+ }
+ ppc_proc_freq = processor_freq;
+
printk("time_init: decrementer frequency = %lu.%.6lu MHz\n",
freq/1000000, freq%1000000 );
+ printk("time_init: processor frequency = %lu.%.6lu MHz\n",
+ processor_freq/1000000, processor_freq%1000000 );
tb_ticks_per_jiffy = freq / HZ;
tb_ticks_per_sec = tb_ticks_per_jiffy * HZ;
Index: iSeries_setup.c
===================================================================
RCS file: /cvsroot/linuxconsole/ruby/linux/arch/ppc64/kernel/iSeries_setup.c,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -d -r1.1 -r1.2
--- iSeries_setup.c 15 Mar 2002 18:28:12 -0000 1.1
+++ iSeries_setup.c 16 Apr 2002 17:41:49 -0000 1.2
@@ -26,6 +26,7 @@
#include <linux/string.h>
#include <linux/bootmem.h>
#include <linux/blk.h>
+#include <linux/seq_file.h>
#include <asm/processor.h>
#include <asm/machdep.h>
@@ -576,6 +577,7 @@
lmb_init();
lmb_add( 0, naca->physicalMemorySize );
+ lmb_analyze(); /* ?? */
lmb_reserve( 0, __pa(klimit));
/*
@@ -592,8 +594,10 @@
static void __init setup_iSeries_cache_sizes(void)
{
unsigned i,n;
- naca->iCacheL1LineSize = xIoHriProcessorVpd[0].xInstCacheOperandSize;
- naca->dCacheL1LineSize = xIoHriProcessorVpd[0].xDataCacheOperandSize;
+ unsigned procIx = get_paca()->xLpPaca.xDynHvPhysicalProcIndex;
+
+ naca->iCacheL1LineSize = xIoHriProcessorVpd[procIx].xInstCacheOperandSize;
+ naca->dCacheL1LineSize = xIoHriProcessorVpd[procIx].xDataCacheOperandSize;
naca->iCacheL1LinesPerPage = PAGE_SIZE / naca->iCacheL1LineSize;
naca->dCacheL1LinesPerPage = PAGE_SIZE / naca->dCacheL1LineSize;
i = naca->iCacheL1LineSize;
@@ -641,6 +645,9 @@
}
#endif /* CONFIG_PPC_ISERIES */
+extern unsigned long ppc_proc_freq;
+extern unsigned long ppc_tb_freq;
+
/*
* Document me.
*/
@@ -648,7 +655,8 @@
iSeries_setup_arch(void)
{
void * eventStack;
-
+ unsigned procIx = get_paca()->xLpPaca.xDynHvPhysicalProcIndex;
+
/* Setup the Lp Event Queue */
/* Allocate a page for the Event Stack
@@ -674,15 +682,19 @@
xItLpQueue.xIndex = 0;
/* Compute processor frequency */
- procFreqHz = (((1UL<<34) * 1000000) / xIoHriProcessorVpd[0].xProcFreq );
+ procFreqHz = (((1UL<<34) * 1000000) / xIoHriProcessorVpd[procIx].xProcFreq );
procFreqMhz = procFreqHz / 1000000;
procFreqMhzHundreths = (procFreqHz/10000) - (procFreqMhz*100);
+ ppc_proc_freq = procFreqHz;
+
/* Compute time base frequency */
- tbFreqHz = (((1UL<<32) * 1000000) / xIoHriProcessorVpd[0].xTimeBaseFreq );
+ tbFreqHz = (((1UL<<32) * 1000000) / xIoHriProcessorVpd[procIx].xTimeBaseFreq );
tbFreqMhz = tbFreqHz / 1000000;
tbFreqMhzHundreths = (tbFreqHz/10000) - (tbFreqMhz*100);
+ ppc_tb_freq = tbFreqHz;
+
printk("Max logical processors = %d\n",
itVpdAreas.xSlicMaxLogicalProcs );
printk("Max physical processors = %d\n",
@@ -694,12 +706,12 @@
tbFreqMhz,
tbFreqMhzHundreths );
printk("Processor version = %x\n",
- xIoHriProcessorVpd[0].xPVR );
+ xIoHriProcessorVpd[procIx].xPVR );
}
/*
- * int iSeries_setup_residual()
+ * int as400_setup_residual()
*
* Description:
* This routine pretty-prints CPU information gathered from the VPD
@@ -715,20 +727,25 @@
* The number of bytes copied into 'buffer' if OK, otherwise zero or less
* on error.
*/
-void
-iSeries_setup_residual(struct seq_file *m, unsigned long cpu_id)
+void iSeries_setup_residual(struct seq_file *m)
{
- seq_printf(m, "clock\t\t: %lu.%02luMhz\n", procFreqMhz,
- procFreqMhzHundreths);
- seq_printf(m, "time base\t: %lu.%02luMHz\n", tbFreqMhz,
- tbFreqMhzHundreths);
- seq_printf(m, "i-cache\t\t: %d\n", naca->iCacheL1LineSize);
- seq_printf(m, "d-cache\t\t: %d\n", naca->dCacheL1LineSize);
+
+ seq_printf(m,"clock\t\t: %lu.%02luMhz\n",
+ procFreqMhz, procFreqMhzHundreths );
+ seq_printf(m,"time base\t: %lu.%02luMHz\n",
+ tbFreqMhz, tbFreqMhzHundreths );
+ seq_printf(m,"i-cache\t\t: %d\n",
+ naca->iCacheL1LineSize);
+ seq_printf(m,"d-cache\t\t: %d\n",
+ naca->dCacheL1LineSize);
+
}
void iSeries_get_cpuinfo(struct seq_file *m)
{
- seq_printf(m, "machine\t\t: 64-bit iSeries Logical Partition\n");
+
+ seq_printf(m,"machine\t\t: 64-bit iSeries Logical Partition\n");
+
}
/*
@@ -794,29 +811,29 @@
void __init
iSeries_calibrate_decr(void)
{
- unsigned long freq;
unsigned long cyclesPerUsec;
- unsigned long tbf;
struct div_result divres;
/* Compute decrementer (and TB) frequency
* in cycles/sec
*/
-
- tbf = xIoHriProcessorVpd[0].xTimeBaseFreq;
-
- freq = 0x0100000000;
- freq *= 1000000; /* 2^32 * 10^6 */
- freq = freq / tbf; /* cycles / sec */
- cyclesPerUsec = freq / 1000000; /* cycles / usec */
+
+ cyclesPerUsec = ppc_tb_freq / 1000000; /* cycles / usec */
/* Set the amount to refresh the decrementer by. This
* is the number of decrementer ticks it takes for
* 1/HZ seconds.
*/
- tb_ticks_per_jiffy = freq / HZ;
+ tb_ticks_per_jiffy = ppc_tb_freq / HZ;
+
+#if 0
+ /* TEST CODE FOR ADJTIME */
+ tb_ticks_per_jiffy += tb_ticks_per_jiffy / 5000;
+ /* END OF TEST CODE */
+#endif
+
/*
* tb_ticks_per_sec = freq; would give better accuracy
* but tb_ticks_per_sec = tb_ticks_per_jiffy*HZ; assures
@@ -825,7 +842,7 @@
*/
tb_ticks_per_sec = tb_ticks_per_jiffy * HZ;
tb_ticks_per_usec = cyclesPerUsec;
- tb_to_us = mulhwu_scale_factor(freq, 1000000);
+ tb_to_us = mulhwu_scale_factor(ppc_tb_freq, 1000000);
div128_by_32( 1024*1024, 0, tb_ticks_per_sec, &divres );
tb_to_xs = divres.result_low;
setup_default_decr();
Index: ioctl32.c
===================================================================
RCS file: /cvsroot/linuxconsole/ruby/linux/arch/ppc64/kernel/ioctl32.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -d -r1.2 -r1.3
--- ioctl32.c 22 Mar 2002 20:13:58 -0000 1.2
+++ ioctl32.c 16 Apr 2002 17:41:49 -0000 1.3
@@ -3744,8 +3744,6 @@
COMPATIBLE_IOCTL(BLKROGET),
COMPATIBLE_IOCTL(BLKRRPART),
COMPATIBLE_IOCTL(BLKFLSBUF),
-COMPATIBLE_IOCTL(BLKRASET),
-COMPATIBLE_IOCTL(BLKFRASET),
COMPATIBLE_IOCTL(BLKSECTSET),
COMPATIBLE_IOCTL(BLKSSZGET),
COMPATIBLE_IOCTL(BLKBSZGET),
@@ -4318,10 +4316,8 @@
HANDLE_IOCTL(SIOCRTMSG, ret_einval),
HANDLE_IOCTL(SIOCGSTAMP, do_siocgstamp),
HANDLE_IOCTL(HDIO_GETGEO, hdio_getgeo),
-HANDLE_IOCTL(BLKRAGET, w_long),
HANDLE_IOCTL(BLKGETSIZE, w_long),
HANDLE_IOCTL(0x1260, broken_blkgetsize),
-HANDLE_IOCTL(BLKFRAGET, w_long),
HANDLE_IOCTL(BLKSECTGET, w_long),
HANDLE_IOCTL(BLKPG, blkpg_ioctl_trans),
HANDLE_IOCTL(HDIO_GET_KEEPSETTINGS, hdio_ioctl_trans),
Index: setup.c
===================================================================
RCS file: /cvsroot/linuxconsole/ruby/linux/arch/ppc64/kernel/setup.c,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -d -r1.1 -r1.2
--- setup.c 15 Mar 2002 18:59:28 -0000 1.1
+++ setup.c 16 Apr 2002 17:41:49 -0000 1.2
@@ -276,6 +276,9 @@
ppc_md.halt();
}
+unsigned long ppc_proc_freq;
+unsigned long ppc_tb_freq;
+
static int show_cpuinfo(struct seq_file *m, void *v)
{
unsigned long cpu_id = (unsigned long)v - 1;
@@ -285,10 +288,6 @@
#ifdef CONFIG_SMP
if (cpu_id == NR_CPUS) {
- unsigned long bogosum = smp_num_cpus * loops_per_jiffy;
- seq_printf(m, "total bogomips\t: %lu.%02lu\n",
- bogosum/(500000/HZ),
- bogosum/(5000/HZ) % 100);
if (ppc_md.get_cpuinfo != NULL)
ppc_md.get_cpuinfo(m);
@@ -356,10 +355,6 @@
seq_printf(m, "revision\t: %hd.%hd\n", maj, min);
- seq_printf(m, "bogomips\t: %lu.%02lu\n\n",
- loops_per_jiffy/(500000/HZ),
- loops_per_jiffy/(5000/HZ) % 100);
-
return 0;
}
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