Acer 1304xc powernowk7 patch & kernel 2.6.8-rc3-mm1
How to implement this patch in kernel 2.6.8-rc3-mm1.
[aspire_patch text/x-diff (2606 bytes)]
arch/i386/kernel/powernow-k7.c 2003-06-30 13:41:19.000000000 +0200 renamed from arch/i386/kernel/powernow-k7.c 2003-06-30 13:40:16.000000000 +0200 +1 -0
@@ -167,6 +167,29 @@ unsigned int j, speed; u8 fid, vid; +/* hardcoded modifies for mobile Athlon xp 1800+ on Acer Aspire 1300
with buggy bios */+
+ pst = kmalloc(10*sizeof(unsigned char), GFP_KERNEL);
+ if (!pst)
+ return -ENOMEM;
+
+ *pst++ = 4; /* 666 MHz */ + *pst++ = 19; /* 1.20 V */ + *pst++ = 6; /* 800 Mhz */ + *pst++ = 19; /* 1.20 V */ + *pst++ = 10; /* 1066 Mhz */ + *pst++ = 19; /* 1.20 V */ + *pst++ = 14; /* 1333 Mhz */ + *pst++ = 11; /* 1.45 V */ + *pst++ = 1; /* 1533 Mhz */ + *pst = 9; /* 1.55 V */
+
+ pst -= 9;
+
+ fsb=133;
+
+/*************************************************/
+
powernow_table = kmalloc((sizeof(struct cpufreq_frequency_table)
* (number_scales + 1)), GFP_KERNEL); if (!powernow_table)
return -ENOMEM;
@@ -187,7 +210,7 @@
#endif
}- dprintk (KERN_INFO PFX " FID: 0x%x (%d.%dx [%dMHz])\t", fid, + dprintk (KERN_INFO PFX " FID: 0x%x (%d.%dx [%dMHz]) ", fid,
fid_codes[fid] / 10, fid_codes[fid] % 10, speed);
if (speed < minimum_speed)
@@ -328,9 +351,11 @@
if ((etuple == pst->cpuid) && (maxfid==pst->maxfid) &&
(startvid==pst->startvid)) {
dprintk (KERN_INFO PFX "PST:%d (@%p)\n", i,
pst);- dprintk (KERN_INFO PFX " cpuid: 0x%x\t", pst->
cpuid);
- dprintk ("fsb: %d\t", pst->fsbspeed);
- dprintk ("maxFID: 0x%x\t", pst->maxfid);
+ dprintk (KERN_INFO PFX " cpuid: 0x%x ", pst->
cpuid);
+ /* modified for mobile Athlon XP 1800+ */
+ dprintk ("fsb: %d ", 133);
+ /***************************************/
+ dprintk ("maxFID: 0x%x ", pst->maxfid);
dprintk ("startvid: 0x%x\n", pst->startvid);
fsb = pst->fsbspeed;-- end --
I have no programming exp.
Patch was full functional in older cpufreq code.
Thnx
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