#ifndef __CANO_PHASE_DVFS_LKM_H__ #define __CANO_PHASE_DVFS_LKM_H__ #include /*for macros IA32 constant and fast macros rdtsc/rdpmc*/ #define MAX_SYSCALLS 16 #define FIRST_SYSCALL 227 /* DVFS */ #define DVFS_MAX_SYSCALLS 16 #define DVFS_FIRST_SYSCALL 244 #define SYSCALL_NO_sys_readpmu (FIRST_SYSCALL + 0) #define SYSCALL_NO_sys_wr_msr_32 (FIRST_SYSCALL + 1) #define SYSCALL_NO_sys_wr_msr_40 (FIRST_SYSCALL + 2) #define SYSCALL_NO_sys_wr_msr_bit (FIRST_SYSCALL + 3) #define SYSCALL_NO_sys_rd_msr (FIRST_SYSCALL + 4) #define SYSCALL_NO_sys_copy_sample_log (FIRST_SYSCALL + 5) /* CANO-2005 */ #define SYSCALL_NO_sys_kernel_PMU_log_on_off (FIRST_SYSCALL + 6) /* CANO-2005 */ #define SYSCALL_NO_sys_set_delta_ins (FIRST_SYSCALL + 7) /* CANO-2005 */ #define SYSCALL_NO_sys_flagComponent (FIRST_SYSCALL + 8) // 8 for compatibility /* DVFS */ #define SYSCALL_NO_sys_set_target_f (DVFS_FIRST_SYSCALL + 0) #define SYSCALL_NO_sys_get_current_f_V (DVFS_FIRST_SYSCALL + 1) #define SYSCALL_NO_sys_get_target_f_V (DVFS_FIRST_SYSCALL + 2) #define SYSCALL_NO_sys_write_paraport (DVFS_FIRST_SYSCALL + 3) /* specific regs etc for DVFS (qiang's) */ #define MSR_IA32_MISC_ENABLE 0x1a0 #define MSR_IA32_PERF_STATUS 0x198 #define MSR_IA32_PERF_CTL 0x199 /* THESE ARE FOR CONVERSIONS: */ #define MSRVALUE(mhz, mv) ( ( ((mhz)/100)<<8 ) | ( ((mv) -700)/16 ) ) #define MSR2MHZ(msr) ( ( ((msr)>>8) &0xff ) *100 ) #define MSR2MV(msr) ( ((msr)& 0xff)*16 + 700 ) #define readpmu(POINTER) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "int $0x80\n\t" \ : \ : "i"(SYSCALL_NO_sys_readpmu),"mi"((long)(POINTER)) \ : "eax","ebx", "ecx") #define wr_msr_bit(MSR, BIT_POS, VALUE) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "movl %2, %%ecx\n\t" \ "movl %3, %%edx\n\t" \ "int $0x80\n\t" \ : \ : "i" (SYSCALL_NO_sys_wr_msr_bit),"mi" ((long)(MSR)),"mi" ((long)(BIT_POS)), \ "mi" ((long)(VALUE))) #define wr_msr_32(MSR, VALUE) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "movl %2, %%ecx\n\t" \ "int $0x80\n\t" \ : \ : "i" (SYSCALL_NO_sys_wr_msr_32),"mi" ((long)(MSR)),"mi" ((long)(VALUE)) \ : "eax","ebx","ecx") #define wr_msr_40(MSR, VALUE) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "movl %2, %%ecx\n\t" \ "int $0x80\n\t" \ : \ : "i" (SYSCALL_NO_sys_wr_msr_40),"mi" ((long)(MSR)),"mi" ((long)(VALUE)) \ : "eax","ebx","ecx") #define rd_msr(MSR, POINTER) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "movl %2, %%ecx\n\t" \ "int $0x80\n\t" \ : \ : "i" (SYSCALL_NO_sys_rd_msr),"mi" ((long)(MSR)),"mi" ((long)(POINTER)) \ : "eax","ebx","ecx") #define flagComponent(TYPE, FLAG) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "movl %2, %%ecx\n\t" \ "int $0x80\n\t" \ : \ : "i"(SYSCALL_NO_sys_flagComponent),"mi"((long)(TYPE)) ,"mi" ((long)(FLAG)) \ : "eax","ebx", "ecx") /* CANO-2005 */ #define copy_sample_log(LOG_PTR, NUM_SAMPLES_PTR) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "movl %2, %%ecx\n\t" \ "int $0x80\n\t" \ : \ : "i" (SYSCALL_NO_sys_copy_sample_log),"mi" ((unsigned long long **)(LOG_PTR)),"mi" ((int *)(NUM_SAMPLES_PTR)) \ : "eax","ebx","ecx") #define kernel_PMU_log_on_off(ON_OFF) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "int $0x80\n\t" \ : \ : "i" (SYSCALL_NO_sys_kernel_PMU_log_on_off),"mi" ((int)(ON_OFF)) \ : "eax","ebx","ecx") #define set_delta_ins(VAL) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "int $0x80\n\t" \ : \ : "i" (SYSCALL_NO_sys_set_delta_ins),"mi" ((int)(VAL)) \ : "eax","ebx","ecx") /* DVFS */ #define set_target_f(freq) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "int $0x80\n\t" \ : \ : "i"(SYSCALL_NO_sys_set_target_f),"mi"((unsigned)(freq)) \ : "eax","ebx", "ecx") #define get_current_f_V(f_ptr, V_ptr) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "movl %2, %%ecx\n\t" \ "int $0x80\n\t" \ : \ : "i"(SYSCALL_NO_sys_get_current_f_V),"mi"((unsigned int *)(f_ptr)),"mi"((unsigned int *)(V_ptr)) \ : "eax","ebx", "ecx") #define get_target_f_V(f_ptr, V_ptr) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "movl %2, %%ecx\n\t" \ "int $0x80\n\t" \ : \ : "i"(SYSCALL_NO_sys_get_target_f_V),"mi"((unsigned int *)(f_ptr)),"mi"((unsigned int *)(V_ptr)) \ : "eax","ebx", "ecx") #define write_paraport(PPORT_VAL) \ __asm__ __volatile__ ("movl %0, %%eax\n\t" \ "movl %1, %%ebx\n\t" \ "int $0x80\n\t" \ : \ : "i" (SYSCALL_NO_sys_write_paraport),"mi" ((char)(PPORT_VAL)) \ : "eax","ebx","ecx") #define reset_event_counter(counter) \ wr_msr_40(MSR_P6_PERFCTR##counter, 0) #define reset_both_event_counters() \ reset_event_counter(0); reset_event_counter(1) #define start_both_event_counters() \ wr_msr_bit(MSR_P6_EVNTSEL0, 22, 1) #define stop_both_event_counters() \ wr_msr_bit(MSR_P6_EVNTSEL0, 22, 0) #define enable_interrupt() \ wr_msr_bit(MSR_P6_EVNTSEL0, 20, 1) #define disable_interrupt() \ wr_msr_bit(MSR_P6_EVNTSEL0, 20, 0) /* CANO-2005 */ #define select_count_event(counter, event) \ wr_msr_32(MSR_P6_EVNTSEL##counter, (event)) #define enable_kernel_PMU_log() \ kernel_PMU_log_on_off(1) /* CANO-2005 */ #define disable_kernel_PMU_log() \ kernel_PMU_log_on_off(0) /* CANO-2005 */ typedef struct { unsigned long long counter0; unsigned long long counter1; unsigned long long clock; } counters_t; /* column Indices for samples logs *//* CANO-2005 */ enum { CNTR0_ind = 0, CNTR1_ind =1, TSC_ind = 2, real_PHASE_ind=3, pred_PHASE_ind=4}; #define NUM_ind 5 #define MAX_SAMPLES 10000 /* GPHT PARMS */ #define PHT_entries 128 #define GPHR_depth 8 #endif