diff options
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-pxa/mainstone.c | 21 | ||||
-rw-r--r-- | arch/arm/mach-pxa/pxa27x.c | 6 | ||||
-rw-r--r-- | arch/arm26/nwfpe/fpmodule.c | 3 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/cpufreq/cpufreq-nforce2.c | 3 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/cpufreq/powernow-k8.c | 50 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/cpufreq/powernow-k8.h | 9 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/cpufreq/speedstep-ich.c | 47 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/cpufreq/speedstep-lib.c | 32 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/cpufreq/speedstep-lib.h | 1 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/cpufreq/speedstep-smi.c | 1 | ||||
-rw-r--r-- | arch/i386/kernel/cpu/proc.c | 6 | ||||
-rw-r--r-- | arch/i386/kernel/traps.c | 2 | ||||
-rw-r--r-- | arch/ia64/kernel/setup.c | 8 | ||||
-rw-r--r-- | arch/mips/kernel/linux32.c | 4 | ||||
-rw-r--r-- | arch/x86_64/boot/.gitignore | 3 | ||||
-rw-r--r-- | arch/x86_64/boot/tools/.gitignore | 1 | ||||
-rw-r--r-- | arch/x86_64/ia32/.gitignore | 1 | ||||
-rw-r--r-- | arch/x86_64/kernel/setup.c | 6 |
18 files changed, 153 insertions, 51 deletions
diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index 07892f4012d8..277498ae5b6c 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -43,6 +43,7 @@ #include <asm/arch/pxafb.h> #include <asm/arch/mmc.h> #include <asm/arch/irda.h> +#include <asm/arch/ohci.h> #include "generic.h" @@ -393,6 +394,25 @@ static struct platform_device *platform_devices[] __initdata = { &mst_flash_device[1], }; +static int mainstone_ohci_init(struct device *dev) +{ + /* setup Port1 GPIO pin. */ + pxa_gpio_mode( 88 | GPIO_ALT_FN_1_IN); /* USBHPWR1 */ + pxa_gpio_mode( 89 | GPIO_ALT_FN_2_OUT); /* USBHPEN1 */ + + /* Set the Power Control Polarity Low and Power Sense + Polarity Low to active low. */ + UHCHR = (UHCHR | UHCHR_PCPL | UHCHR_PSPL) & + ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE); + + return 0; +} + +static struct pxaohci_platform_data mainstone_ohci_platform_data = { + .port_mode = PMM_PERPORT_MODE, + .init = mainstone_ohci_init, +}; + static void __init mainstone_init(void) { int SW7 = 0; /* FIXME: get from SCR (Mst doc section 3.2.1.1) */ @@ -424,6 +444,7 @@ static void __init mainstone_init(void) pxa_set_mci_info(&mainstone_mci_platform_data); pxa_set_ficp_info(&mainstone_ficp_platform_data); + pxa_set_ohci_info(&mainstone_ohci_platform_data); } diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c index c722a9a91fcc..b41b1efaa2cf 100644 --- a/arch/arm/mach-pxa/pxa27x.c +++ b/arch/arm/mach-pxa/pxa27x.c @@ -21,6 +21,7 @@ #include <asm/hardware.h> #include <asm/irq.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/ohci.h> #include "generic.h" @@ -194,6 +195,11 @@ static struct platform_device ohci_device = { .resource = pxa27x_ohci_resources, }; +void __init pxa_set_ohci_info(struct pxaohci_platform_data *info) +{ + ohci_device.dev.platform_data = info; +} + static struct platform_device *devices[] __initdata = { &ohci_device, }; diff --git a/arch/arm26/nwfpe/fpmodule.c b/arch/arm26/nwfpe/fpmodule.c index 528fa710aa34..5258c6096fb9 100644 --- a/arch/arm26/nwfpe/fpmodule.c +++ b/arch/arm26/nwfpe/fpmodule.c @@ -46,10 +46,9 @@ typedef struct task_struct* PTASK; #ifdef MODULE void fp_send_sig(unsigned long sig, PTASK p, int priv); -#if LINUX_VERSION_CODE > 0x20115 + MODULE_AUTHOR("Scott Bambrough <scottb@rebel.com>"); MODULE_DESCRIPTION("NWFPE floating point emulator"); -#endif #else #define fp_send_sig send_sig diff --git a/arch/i386/kernel/cpu/cpufreq/cpufreq-nforce2.c b/arch/i386/kernel/cpu/cpufreq/cpufreq-nforce2.c index 04a405345203..2b62dee35c6c 100644 --- a/arch/i386/kernel/cpu/cpufreq/cpufreq-nforce2.c +++ b/arch/i386/kernel/cpu/cpufreq/cpufreq-nforce2.c @@ -177,9 +177,10 @@ static unsigned int nforce2_fsb_read(int bootfsb) */ static int nforce2_set_fsb(unsigned int fsb) { - u32 pll, temp = 0; + u32 temp = 0; unsigned int tfsb; int diff; + int pll = 0; if ((fsb > max_fsb) || (fsb < NFORCE2_MIN_FSB)) { printk(KERN_ERR "cpufreq: FSB %d is out of range!\n", fsb); diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c index 68a1fc87f4ca..0fbbd4c1072e 100644 --- a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c +++ b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c @@ -45,7 +45,7 @@ #define PFX "powernow-k8: " #define BFX PFX "BIOS error: " -#define VERSION "version 1.50.4" +#define VERSION "version 1.60.0" #include "powernow-k8.h" /* serialize freq changes */ @@ -216,10 +216,10 @@ static int write_new_vid(struct powernow_k8_data *data, u32 vid) do { wrmsr(MSR_FIDVID_CTL, lo, STOP_GRANT_5NS); - if (i++ > 100) { - printk(KERN_ERR PFX "internal error - pending bit very stuck - no further pstate changes possible\n"); - return 1; - } + if (i++ > 100) { + printk(KERN_ERR PFX "internal error - pending bit very stuck - no further pstate changes possible\n"); + return 1; + } } while (query_current_values_with_pending_wait(data)); if (savefid != data->currfid) { @@ -336,7 +336,7 @@ static int core_voltage_pre_transition(struct powernow_k8_data *data, u32 reqvid /* Phase 2 - core frequency transition */ static int core_frequency_transition(struct powernow_k8_data *data, u32 reqfid) { - u32 vcoreqfid, vcocurrfid, vcofiddiff, savevid = data->currvid; + u32 vcoreqfid, vcocurrfid, vcofiddiff, fid_interval, savevid = data->currvid; if ((reqfid < HI_FID_TABLE_BOTTOM) && (data->currfid < HI_FID_TABLE_BOTTOM)) { printk(KERN_ERR PFX "ph2: illegal lo-lo transition 0x%x 0x%x\n", @@ -359,9 +359,11 @@ static int core_frequency_transition(struct powernow_k8_data *data, u32 reqfid) : vcoreqfid - vcocurrfid; while (vcofiddiff > 2) { + (data->currfid & 1) ? (fid_interval = 1) : (fid_interval = 2); + if (reqfid > data->currfid) { if (data->currfid > LO_FID_TABLE_TOP) { - if (write_new_fid(data, data->currfid + 2)) { + if (write_new_fid(data, data->currfid + fid_interval)) { return 1; } } else { @@ -371,7 +373,7 @@ static int core_frequency_transition(struct powernow_k8_data *data, u32 reqfid) } } } else { - if (write_new_fid(data, data->currfid - 2)) + if (write_new_fid(data, data->currfid - fid_interval)) return 1; } @@ -464,7 +466,7 @@ static int check_supported_cpu(unsigned int cpu) set_cpus_allowed(current, cpumask_of_cpu(cpu)); if (smp_processor_id() != cpu) { - printk(KERN_ERR "limiting to cpu %u failed\n", cpu); + printk(KERN_ERR PFX "limiting to cpu %u failed\n", cpu); goto out; } @@ -474,7 +476,7 @@ static int check_supported_cpu(unsigned int cpu) eax = cpuid_eax(CPUID_PROCESSOR_SIGNATURE); if (((eax & CPUID_USE_XFAM_XMOD) != CPUID_USE_XFAM_XMOD) || ((eax & CPUID_XFAM) != CPUID_XFAM_K8) || - ((eax & CPUID_XMOD) > CPUID_XMOD_REV_F)) { + ((eax & CPUID_XMOD) > CPUID_XMOD_REV_G)) { printk(KERN_INFO PFX "Processor cpuid %x not supported\n", eax); goto out; } @@ -517,22 +519,24 @@ static int check_pst_table(struct powernow_k8_data *data, struct pst_s *pst, u8 printk(KERN_ERR BFX "maxvid exceeded with pstate %d\n", j); return -ENODEV; } - if ((pst[j].fid > MAX_FID) - || (pst[j].fid & 1) - || (j && (pst[j].fid < HI_FID_TABLE_BOTTOM))) { + if (pst[j].fid > MAX_FID) { + printk(KERN_ERR BFX "maxfid exceeded with pstate %d\n", j); + return -ENODEV; + } + if (j && (pst[j].fid < HI_FID_TABLE_BOTTOM)) { /* Only first fid is allowed to be in "low" range */ - printk(KERN_ERR PFX "two low fids - %d : 0x%x\n", j, pst[j].fid); + printk(KERN_ERR BFX "two low fids - %d : 0x%x\n", j, pst[j].fid); return -EINVAL; } if (pst[j].fid < lastfid) lastfid = pst[j].fid; } if (lastfid & 1) { - printk(KERN_ERR PFX "lastfid invalid\n"); + printk(KERN_ERR BFX "lastfid invalid\n"); return -EINVAL; } if (lastfid > LO_FID_TABLE_TOP) - printk(KERN_INFO PFX "first fid not from lo freq table\n"); + printk(KERN_INFO BFX "first fid not from lo freq table\n"); return 0; } @@ -631,7 +635,7 @@ static int find_psb_table(struct powernow_k8_data *data) dprintk("table vers: 0x%x\n", psb->tableversion); if (psb->tableversion != PSB_VERSION_1_4) { - printk(KERN_INFO BFX "PSB table is not v1.4\n"); + printk(KERN_ERR BFX "PSB table is not v1.4\n"); return -ENODEV; } @@ -689,7 +693,7 @@ static int find_psb_table(struct powernow_k8_data *data) * BIOS and Kernel Developer's Guide, which is available on * www.amd.com */ - printk(KERN_INFO PFX "BIOS error - no PSB or ACPI _PSS objects\n"); + printk(KERN_ERR PFX "BIOS error - no PSB or ACPI _PSS objects\n"); return -ENODEV; } @@ -912,7 +916,7 @@ static int powernowk8_target(struct cpufreq_policy *pol, unsigned targfreq, unsi set_cpus_allowed(current, cpumask_of_cpu(pol->cpu)); if (smp_processor_id() != pol->cpu) { - printk(KERN_ERR "limiting to cpu %u failed\n", pol->cpu); + printk(KERN_ERR PFX "limiting to cpu %u failed\n", pol->cpu); goto err_out; } @@ -982,6 +986,9 @@ static int __init powernowk8_cpu_init(struct cpufreq_policy *pol) cpumask_t oldmask = CPU_MASK_ALL; int rc, i; + if (!cpu_online(pol->cpu)) + return -ENODEV; + if (!check_supported_cpu(pol->cpu)) return -ENODEV; @@ -1021,7 +1028,7 @@ static int __init powernowk8_cpu_init(struct cpufreq_policy *pol) set_cpus_allowed(current, cpumask_of_cpu(pol->cpu)); if (smp_processor_id() != pol->cpu) { - printk(KERN_ERR "limiting to cpu %u failed\n", pol->cpu); + printk(KERN_ERR PFX "limiting to cpu %u failed\n", pol->cpu); goto err_out; } @@ -1162,10 +1169,9 @@ static void __exit powernowk8_exit(void) cpufreq_unregister_driver(&cpufreq_amd64_driver); } -MODULE_AUTHOR("Paul Devriendt <paul.devriendt@amd.com> and Mark Langsdorf <mark.langsdorf@amd.com."); +MODULE_AUTHOR("Paul Devriendt <paul.devriendt@amd.com> and Mark Langsdorf <mark.langsdorf@amd.com>"); MODULE_DESCRIPTION("AMD Athlon 64 and Opteron processor frequency driver."); MODULE_LICENSE("GPL"); late_initcall(powernowk8_init); module_exit(powernowk8_exit); - diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k8.h b/arch/i386/kernel/cpu/cpufreq/powernow-k8.h index b1e85bb36396..d0de37d58e9a 100644 --- a/arch/i386/kernel/cpu/cpufreq/powernow-k8.h +++ b/arch/i386/kernel/cpu/cpufreq/powernow-k8.h @@ -42,7 +42,7 @@ struct powernow_k8_data { #define CPUID_XFAM 0x0ff00000 /* extended family */ #define CPUID_XFAM_K8 0 #define CPUID_XMOD 0x000f0000 /* extended model */ -#define CPUID_XMOD_REV_F 0x00040000 +#define CPUID_XMOD_REV_G 0x00060000 #define CPUID_USE_XFAM_XMOD 0x00000f00 #define CPUID_GET_MAX_CAPABILITIES 0x80000000 #define CPUID_FREQ_VOLT_CAPABILITIES 0x80000007 @@ -86,13 +86,14 @@ struct powernow_k8_data { * low fid table * - lowest entry in the high fid table must be a <= 200MHz + 2 * the entry * in the low fid table - * - the parts can only step at 200 MHz intervals, so 1.9 GHz is never valid + * - the parts can only step at <= 200 MHz intervals, odd fid values are + * supported in revision G and later revisions. * - lowest frequency must be >= interprocessor hypertransport link speed * (only applies to MP systems obviously) */ /* fids (frequency identifiers) are arranged in 2 tables - lo and hi */ -#define LO_FID_TABLE_TOP 6 /* fid values marking the boundary */ +#define LO_FID_TABLE_TOP 7 /* fid values marking the boundary */ #define HI_FID_TABLE_BOTTOM 8 /* between the low and high tables */ #define LO_VCOFREQ_TABLE_TOP 1400 /* corresponding vco frequency values */ @@ -106,7 +107,7 @@ struct powernow_k8_data { #define MIN_FREQ 800 /* Min and max freqs, per spec */ #define MAX_FREQ 5000 -#define INVALID_FID_MASK 0xffffffc1 /* not a valid fid if these bits are set */ +#define INVALID_FID_MASK 0xffffffc0 /* not a valid fid if these bits are set */ #define INVALID_VID_MASK 0xffffffc0 /* not a valid vid if these bits are set */ #define VID_OFF 0x3f diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-ich.c b/arch/i386/kernel/cpu/cpufreq/speedstep-ich.c index 5b7d18a06afa..b425cd3d1838 100644 --- a/arch/i386/kernel/cpu/cpufreq/speedstep-ich.c +++ b/arch/i386/kernel/cpu/cpufreq/speedstep-ich.c @@ -40,6 +40,7 @@ static struct pci_dev *speedstep_chipset_dev; */ static unsigned int speedstep_processor = 0; +static u32 pmbase; /* * There are only two frequency states for each processor. Values @@ -56,34 +57,47 @@ static struct cpufreq_frequency_table speedstep_freqs[] = { /** - * speedstep_set_state - set the SpeedStep state - * @state: new processor frequency state (SPEEDSTEP_LOW or SPEEDSTEP_HIGH) + * speedstep_find_register - read the PMBASE address * - * Tries to change the SpeedStep state. + * Returns: -ENODEV if no register could be found */ -static void speedstep_set_state (unsigned int state) +static int speedstep_find_register (void) { - u32 pmbase; - u8 pm2_blk; - u8 value; - unsigned long flags; - - if (!speedstep_chipset_dev || (state > 0x1)) - return; + if (!speedstep_chipset_dev) + return -ENODEV; /* get PMBASE */ pci_read_config_dword(speedstep_chipset_dev, 0x40, &pmbase); if (!(pmbase & 0x01)) { printk(KERN_ERR "speedstep-ich: could not find speedstep register\n"); - return; + return -ENODEV; } pmbase &= 0xFFFFFFFE; if (!pmbase) { printk(KERN_ERR "speedstep-ich: could not find speedstep register\n"); - return; + return -ENODEV; } + dprintk("pmbase is 0x%x\n", pmbase); + return 0; +} + +/** + * speedstep_set_state - set the SpeedStep state + * @state: new processor frequency state (SPEEDSTEP_LOW or SPEEDSTEP_HIGH) + * + * Tries to change the SpeedStep state. + */ +static void speedstep_set_state (unsigned int state) +{ + u8 pm2_blk; + u8 value; + unsigned long flags; + + if (state > 0x1) + return; + /* Disable IRQs */ local_irq_save(flags); @@ -315,10 +329,11 @@ static int speedstep_cpu_init(struct cpufreq_policy *policy) cpus_allowed = current->cpus_allowed; set_cpus_allowed(current, policy->cpus); - /* detect low and high frequency */ + /* detect low and high frequency and transition latency */ result = speedstep_get_freqs(speedstep_processor, &speedstep_freqs[SPEEDSTEP_LOW].frequency, &speedstep_freqs[SPEEDSTEP_HIGH].frequency, + &policy->cpuinfo.transition_latency, &speedstep_set_state); set_cpus_allowed(current, cpus_allowed); if (result) @@ -335,7 +350,6 @@ static int speedstep_cpu_init(struct cpufreq_policy *policy) /* cpuinfo and default policy values */ policy->governor = CPUFREQ_DEFAULT_GOVERNOR; - policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL; policy->cur = speed; result = cpufreq_frequency_table_cpuinfo(policy, speedstep_freqs); @@ -400,6 +414,9 @@ static int __init speedstep_init(void) return -EINVAL; } + if (speedstep_find_register()) + return -ENODEV; + return cpufreq_register_driver(&speedstep_driver); } diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-lib.c b/arch/i386/kernel/cpu/cpufreq/speedstep-lib.c index d368b3f5fce8..7c47005a1805 100644 --- a/arch/i386/kernel/cpu/cpufreq/speedstep-lib.c +++ b/arch/i386/kernel/cpu/cpufreq/speedstep-lib.c @@ -320,11 +320,13 @@ EXPORT_SYMBOL_GPL(speedstep_detect_processor); unsigned int speedstep_get_freqs(unsigned int processor, unsigned int *low_speed, unsigned int *high_speed, + unsigned int *transition_latency, void (*set_state) (unsigned int state)) { unsigned int prev_speed; unsigned int ret = 0; unsigned long flags; + struct timeval tv1, tv2; if ((!processor) || (!low_speed) || (!high_speed) || (!set_state)) return -EINVAL; @@ -337,7 +339,7 @@ unsigned int speedstep_get_freqs(unsigned int processor, return -EIO; dprintk("previous speed is %u\n", prev_speed); - + local_irq_save(flags); /* switch to low state */ @@ -350,8 +352,17 @@ unsigned int speedstep_get_freqs(unsigned int processor, dprintk("low speed is %u\n", *low_speed); + /* start latency measurement */ + if (transition_latency) + do_gettimeofday(&tv1); + /* switch to high state */ set_state(SPEEDSTEP_HIGH); + + /* end latency measurement */ + if (transition_latency) + do_gettimeofday(&tv2); + *high_speed = speedstep_get_processor_frequency(processor); if (!*high_speed) { ret = -EIO; @@ -369,6 +380,25 @@ unsigned int speedstep_get_freqs(unsigned int processor, if (*high_speed != prev_speed) set_state(SPEEDSTEP_LOW); + if (transition_latency) { + *transition_latency = (tv2.tv_sec - tv1.tv_sec) * USEC_PER_SEC + + tv2.tv_usec - tv1.tv_usec; + dprintk("transition latency is %u uSec\n", *transition_latency); + + /* convert uSec to nSec and add 20% for safety reasons */ + *transition_latency *= 1200; + + /* check if the latency measurement is too high or too low + * and set it to a safe value (500uSec) in that case + */ + if (*transition_latency > 10000000 || *transition_latency < 50000) { + printk (KERN_WARNING "speedstep: frequency transition measured seems out of " + "range (%u nSec), falling back to a safe one of %u nSec.\n", + *transition_latency, 500000); + *transition_latency = 500000; + } + } + out: local_irq_restore(flags); return (ret); diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-lib.h b/arch/i386/kernel/cpu/cpufreq/speedstep-lib.h index 261a2c9b7f6b..6a727fd3a77e 100644 --- a/arch/i386/kernel/cpu/cpufreq/speedstep-lib.h +++ b/arch/i386/kernel/cpu/cpufreq/speedstep-lib.h @@ -44,4 +44,5 @@ extern unsigned int speedstep_get_processor_frequency(unsigned int processor); extern unsigned int speedstep_get_freqs(unsigned int processor, unsigned int *low_speed, unsigned int *high_speed, + unsigned int *transition_latency, void (*set_state) (unsigned int state)); diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-smi.c b/arch/i386/kernel/cpu/cpufreq/speedstep-smi.c index 2718fb6f6aba..28cc5d524afc 100644 --- a/arch/i386/kernel/cpu/cpufreq/speedstep-smi.c +++ b/arch/i386/kernel/cpu/cpufreq/speedstep-smi.c @@ -269,6 +269,7 @@ static int speedstep_cpu_init(struct cpufreq_policy *policy) result = speedstep_get_freqs(speedstep_processor, &speedstep_freqs[SPEEDSTEP_LOW].frequency, &speedstep_freqs[SPEEDSTEP_HIGH].frequency, + NULL, &speedstep_set_state); if (result) { diff --git a/arch/i386/kernel/cpu/proc.c b/arch/i386/kernel/cpu/proc.c index e7921315ae9d..6d91b274589c 100644 --- a/arch/i386/kernel/cpu/proc.c +++ b/arch/i386/kernel/cpu/proc.c @@ -3,6 +3,7 @@ #include <linux/string.h> #include <asm/semaphore.h> #include <linux/seq_file.h> +#include <linux/cpufreq.h> /* * Get CPU information for use by the procfs. @@ -86,8 +87,11 @@ static int show_cpuinfo(struct seq_file *m, void *v) seq_printf(m, "stepping\t: unknown\n"); if ( cpu_has(c, X86_FEATURE_TSC) ) { + unsigned int freq = cpufreq_quick_get(n); + if (!freq) + freq = cpu_khz; seq_printf(m, "cpu MHz\t\t: %u.%03u\n", - cpu_khz / 1000, (cpu_khz % 1000)); + freq / 1000, (freq % 1000)); } /* Cache size */ diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c index f0dffa03fbba..ab0e9430f775 100644 --- a/arch/i386/kernel/traps.c +++ b/arch/i386/kernel/traps.c @@ -452,7 +452,7 @@ DO_VM86_ERROR( 3, SIGTRAP, "int3", int3) #endif DO_VM86_ERROR( 4, SIGSEGV, "overflow", overflow) DO_VM86_ERROR( 5, SIGSEGV, "bounds", bounds) -DO_ERROR_INFO( 6, SIGILL, "invalid operand", invalid_op, ILL_ILLOPN, regs->eip) +DO_ERROR_INFO( 6, SIGILL, "invalid opcode", invalid_op, ILL_ILLOPN, regs->eip) DO_ERROR( 9, SIGFPE, "coprocessor segment overrun", coprocessor_segment_overrun) DO_ERROR(10, SIGSEGV, "invalid TSS", invalid_TSS) DO_ERROR(11, SIGBUS, "segment not present", segment_not_present) diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index 5add0bcf87a7..088e5dded8dc 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -43,6 +43,7 @@ #include <linux/initrd.h> #include <linux/platform.h> #include <linux/pm.h> +#include <linux/cpufreq.h> #include <asm/ia32.h> #include <asm/machvec.h> @@ -517,6 +518,7 @@ show_cpuinfo (struct seq_file *m, void *v) char family[32], features[128], *cp, sep; struct cpuinfo_ia64 *c = v; unsigned long mask; + unsigned int proc_freq; int i; mask = c->features; @@ -549,6 +551,10 @@ show_cpuinfo (struct seq_file *m, void *v) sprintf(cp, " 0x%lx", mask); } + proc_freq = cpufreq_quick_get(cpunum); + if (!proc_freq) + proc_freq = c->proc_freq / 1000; + seq_printf(m, "processor : %d\n" "vendor : %s\n" @@ -565,7 +571,7 @@ show_cpuinfo (struct seq_file *m, void *v) "BogoMIPS : %lu.%02lu\n", cpunum, c->vendor, family, c->model, c->revision, c->archrev, features, c->ppn, c->number, - c->proc_freq / 1000000, c->proc_freq % 1000000, + proc_freq / 1000, proc_freq % 1000, c->itc_freq / 1000000, c->itc_freq % 1000000, lpj*HZ/500000, (lpj*HZ/5000) % 100); #ifdef CONFIG_SMP diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c index 330cf84d21fe..60353f5acc48 100644 --- a/arch/mips/kernel/linux32.c +++ b/arch/mips/kernel/linux32.c @@ -420,7 +420,7 @@ asmlinkage ssize_t sys32_pread(unsigned int fd, char * buf, goto out; pos = merge_64(a4, a5); ret = rw_verify_area(READ, file, &pos, count); - if (ret) + if (ret < 0) goto out; ret = -EINVAL; if (!file->f_op || !(read = file->f_op->read)) @@ -455,7 +455,7 @@ asmlinkage ssize_t sys32_pwrite(unsigned int fd, const char * buf, goto out; pos = merge_64(a4, a5); ret = rw_verify_area(WRITE, file, &pos, count); - if (ret) + if (ret < 0) goto out; ret = -EINVAL; if (!file->f_op || !(write = file->f_op->write)) diff --git a/arch/x86_64/boot/.gitignore b/arch/x86_64/boot/.gitignore new file mode 100644 index 000000000000..495f20c085de --- /dev/null +++ b/arch/x86_64/boot/.gitignore @@ -0,0 +1,3 @@ +bootsect +bzImage +setup diff --git a/arch/x86_64/boot/tools/.gitignore b/arch/x86_64/boot/tools/.gitignore new file mode 100644 index 000000000000..378eac25d311 --- /dev/null +++ b/arch/x86_64/boot/tools/.gitignore @@ -0,0 +1 @@ +build diff --git a/arch/x86_64/ia32/.gitignore b/arch/x86_64/ia32/.gitignore new file mode 100644 index 000000000000..48ab174fe5f1 --- /dev/null +++ b/arch/x86_64/ia32/.gitignore @@ -0,0 +1 @@ +vsyscall*.so diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c index 750e01dcbdf4..64c4534b930c 100644 --- a/arch/x86_64/kernel/setup.c +++ b/arch/x86_64/kernel/setup.c @@ -42,6 +42,7 @@ #include <linux/edd.h> #include <linux/mmzone.h> #include <linux/kexec.h> +#include <linux/cpufreq.h> #include <asm/mtrr.h> #include <asm/uaccess.h> @@ -1256,8 +1257,11 @@ static int show_cpuinfo(struct seq_file *m, void *v) seq_printf(m, "stepping\t: unknown\n"); if (cpu_has(c,X86_FEATURE_TSC)) { + unsigned int freq = cpufreq_quick_get((unsigned)(c-cpu_data)); + if (!freq) + freq = cpu_khz; seq_printf(m, "cpu MHz\t\t: %u.%03u\n", - cpu_khz / 1000, (cpu_khz % 1000)); + freq / 1000, (freq % 1000)); } /* Cache size */ |