cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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ppatomctrl.h (14428B)


      1/*
      2 * Copyright 2015 Advanced Micro Devices, Inc.
      3 *
      4 * Permission is hereby granted, free of charge, to any person obtaining a
      5 * copy of this software and associated documentation files (the "Software"),
      6 * to deal in the Software without restriction, including without limitation
      7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8 * and/or sell copies of the Software, and to permit persons to whom the
      9 * Software is furnished to do so, subject to the following conditions:
     10 *
     11 * The above copyright notice and this permission notice shall be included in
     12 * all copies or substantial portions of the Software.
     13 *
     14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     20 * OTHER DEALINGS IN THE SOFTWARE.
     21 *
     22 */
     23
     24#ifndef PP_ATOMVOLTAGECTRL_H
     25#define PP_ATOMVOLTAGECTRL_H
     26
     27#include "hwmgr.h"
     28
     29/* As returned from PowerConnectorDetectionTable. */
     30#define PP_ATOM_POWER_BUDGET_DISABLE_OVERDRIVE  0x80
     31#define PP_ATOM_POWER_BUDGET_SHOW_WARNING       0x40
     32#define PP_ATOM_POWER_BUDGET_SHOW_WAIVER        0x20
     33#define PP_ATOM_POWER_POWER_BUDGET_BEHAVIOUR    0x0F
     34
     35/* New functions for Evergreen and beyond. */
     36#define PP_ATOMCTRL_MAX_VOLTAGE_ENTRIES 32
     37
     38struct pp_atomctrl_clock_dividers {
     39	uint32_t pll_post_divider;
     40	uint32_t pll_feedback_divider;
     41	uint32_t pll_ref_divider;
     42	bool  enable_post_divider;
     43};
     44
     45typedef struct pp_atomctrl_clock_dividers pp_atomctrl_clock_dividers;
     46
     47union pp_atomctrl_tcipll_fb_divider {
     48	struct {
     49		uint32_t ul_fb_div_frac : 14;
     50		uint32_t ul_fb_div : 12;
     51		uint32_t un_used : 6;
     52	};
     53	uint32_t ul_fb_divider;
     54};
     55
     56typedef union pp_atomctrl_tcipll_fb_divider pp_atomctrl_tcipll_fb_divider;
     57
     58struct pp_atomctrl_clock_dividers_rv730 {
     59	uint32_t pll_post_divider;
     60	pp_atomctrl_tcipll_fb_divider mpll_feedback_divider;
     61	uint32_t pll_ref_divider;
     62	bool  enable_post_divider;
     63	bool  enable_dithen;
     64	uint32_t vco_mode;
     65};
     66typedef struct pp_atomctrl_clock_dividers_rv730 pp_atomctrl_clock_dividers_rv730;
     67
     68
     69struct pp_atomctrl_clock_dividers_kong {
     70	uint32_t    pll_post_divider;
     71	uint32_t    real_clock;
     72};
     73typedef struct pp_atomctrl_clock_dividers_kong pp_atomctrl_clock_dividers_kong;
     74
     75struct pp_atomctrl_clock_dividers_ci {
     76	uint32_t    pll_post_divider;               /* post divider value */
     77	uint32_t    real_clock;
     78	pp_atomctrl_tcipll_fb_divider   ul_fb_div;         /* Output Parameter: PLL FB divider */
     79	uint8_t   uc_pll_ref_div;                      /* Output Parameter: PLL ref divider */
     80	uint8_t   uc_pll_post_div;                      /* Output Parameter: PLL post divider */
     81	uint8_t   uc_pll_cntl_flag;                    /*Output Flags: control flag */
     82};
     83typedef struct pp_atomctrl_clock_dividers_ci pp_atomctrl_clock_dividers_ci;
     84
     85struct pp_atomctrl_clock_dividers_vi {
     86	uint32_t    pll_post_divider;               /* post divider value */
     87	uint32_t    real_clock;
     88	pp_atomctrl_tcipll_fb_divider   ul_fb_div;         /*Output Parameter: PLL FB divider */
     89	uint8_t   uc_pll_ref_div;                      /*Output Parameter: PLL ref divider */
     90	uint8_t   uc_pll_post_div;                     /*Output Parameter: PLL post divider */
     91	uint8_t   uc_pll_cntl_flag;                    /*Output Flags: control flag */
     92};
     93typedef struct pp_atomctrl_clock_dividers_vi pp_atomctrl_clock_dividers_vi;
     94
     95struct pp_atomctrl_clock_dividers_ai {
     96	u16 usSclk_fcw_frac;
     97	u16  usSclk_fcw_int;
     98	u8   ucSclkPostDiv;
     99	u8   ucSclkVcoMode;
    100	u8   ucSclkPllRange;
    101	u8   ucSscEnable;
    102	u16  usSsc_fcw1_frac;
    103	u16  usSsc_fcw1_int;
    104	u16  usReserved;
    105	u16  usPcc_fcw_int;
    106	u16  usSsc_fcw_slew_frac;
    107	u16  usPcc_fcw_slew_frac;
    108};
    109typedef struct pp_atomctrl_clock_dividers_ai pp_atomctrl_clock_dividers_ai;
    110
    111
    112union pp_atomctrl_s_mpll_fb_divider {
    113	struct {
    114		uint32_t cl_kf : 12;
    115		uint32_t clk_frac : 12;
    116		uint32_t un_used : 8;
    117	};
    118	uint32_t ul_fb_divider;
    119};
    120typedef union pp_atomctrl_s_mpll_fb_divider pp_atomctrl_s_mpll_fb_divider;
    121
    122enum pp_atomctrl_spread_spectrum_mode {
    123	pp_atomctrl_spread_spectrum_mode_down = 0,
    124	pp_atomctrl_spread_spectrum_mode_center
    125};
    126typedef enum pp_atomctrl_spread_spectrum_mode pp_atomctrl_spread_spectrum_mode;
    127
    128struct pp_atomctrl_memory_clock_param {
    129	pp_atomctrl_s_mpll_fb_divider mpll_fb_divider;
    130	uint32_t mpll_post_divider;
    131	uint32_t bw_ctrl;
    132	uint32_t dll_speed;
    133	uint32_t vco_mode;
    134	uint32_t yclk_sel;
    135	uint32_t qdr;
    136	uint32_t half_rate;
    137};
    138typedef struct pp_atomctrl_memory_clock_param pp_atomctrl_memory_clock_param;
    139
    140struct pp_atomctrl_memory_clock_param_ai {
    141	uint32_t ulClock;
    142	uint32_t ulPostDiv;
    143	uint16_t ulMclk_fcw_frac;
    144	uint16_t ulMclk_fcw_int;
    145};
    146typedef struct pp_atomctrl_memory_clock_param_ai pp_atomctrl_memory_clock_param_ai;
    147
    148struct pp_atomctrl_internal_ss_info {
    149	uint32_t speed_spectrum_percentage;                      /* in 1/100 percentage */
    150	uint32_t speed_spectrum_rate;                            /* in KHz */
    151	pp_atomctrl_spread_spectrum_mode speed_spectrum_mode;
    152};
    153typedef struct pp_atomctrl_internal_ss_info pp_atomctrl_internal_ss_info;
    154
    155#ifndef NUMBER_OF_M3ARB_PARAMS
    156#define NUMBER_OF_M3ARB_PARAMS 3
    157#endif
    158
    159#ifndef NUMBER_OF_M3ARB_PARAM_SETS
    160#define NUMBER_OF_M3ARB_PARAM_SETS 10
    161#endif
    162
    163struct pp_atomctrl_kong_system_info {
    164	uint32_t			ul_bootup_uma_clock;          /* in 10kHz unit */
    165	uint16_t			us_max_nb_voltage;            /* high NB voltage, calculated using current VDDNB (D24F2xDC) and VDDNB offset fuse; */
    166	uint16_t			us_min_nb_voltage;            /* low NB voltage, calculated using current VDDNB (D24F2xDC) and VDDNB offset fuse; */
    167	uint16_t			us_bootup_nb_voltage;         /* boot up NB voltage */
    168	uint8_t			uc_htc_tmp_lmt;               /* bit [22:16] of D24F3x64 Hardware Thermal Control (HTC) Register, may not be needed, TBD */
    169	uint8_t			uc_tj_offset;                /* bit [28:22] of D24F3xE4 Thermtrip Status Register,may not be needed, TBD */
    170	/* 0: default 1: uvd 2: fs-3d */
    171	uint32_t          ul_csr_m3_srb_cntl[NUMBER_OF_M3ARB_PARAM_SETS][NUMBER_OF_M3ARB_PARAMS];/* arrays with values for CSR M3 arbiter for default */
    172};
    173typedef struct pp_atomctrl_kong_system_info pp_atomctrl_kong_system_info;
    174
    175struct pp_atomctrl_memory_info {
    176	uint8_t memory_vendor;
    177	uint8_t memory_type;
    178};
    179typedef struct pp_atomctrl_memory_info pp_atomctrl_memory_info;
    180
    181#define MAX_AC_TIMING_ENTRIES 16
    182
    183struct pp_atomctrl_memory_clock_range_table {
    184	uint8_t   num_entries;
    185	uint8_t   rsv[3];
    186
    187	uint32_t mclk[MAX_AC_TIMING_ENTRIES];
    188};
    189typedef struct pp_atomctrl_memory_clock_range_table pp_atomctrl_memory_clock_range_table;
    190
    191struct pp_atomctrl_voltage_table_entry {
    192	uint16_t value;
    193	uint32_t smio_low;
    194};
    195
    196typedef struct pp_atomctrl_voltage_table_entry pp_atomctrl_voltage_table_entry;
    197
    198struct pp_atomctrl_voltage_table {
    199	uint32_t count;
    200	uint32_t mask_low;
    201	uint32_t phase_delay;   /* Used for ATOM_GPIO_VOLTAGE_OBJECT_V3 and later */
    202	pp_atomctrl_voltage_table_entry entries[PP_ATOMCTRL_MAX_VOLTAGE_ENTRIES];
    203};
    204
    205typedef struct pp_atomctrl_voltage_table pp_atomctrl_voltage_table;
    206
    207#define VBIOS_MC_REGISTER_ARRAY_SIZE           32
    208#define VBIOS_MAX_AC_TIMING_ENTRIES            20
    209
    210struct pp_atomctrl_mc_reg_entry {
    211	uint32_t           mclk_max;
    212	uint32_t mc_data[VBIOS_MC_REGISTER_ARRAY_SIZE];
    213};
    214typedef struct pp_atomctrl_mc_reg_entry pp_atomctrl_mc_reg_entry;
    215
    216struct pp_atomctrl_mc_register_address {
    217	uint16_t s1;
    218	uint8_t  uc_pre_reg_data;
    219};
    220
    221typedef struct pp_atomctrl_mc_register_address pp_atomctrl_mc_register_address;
    222
    223#define MAX_SCLK_RANGE 8
    224
    225struct pp_atom_ctrl_sclk_range_table_entry{
    226	uint8_t  ucVco_setting;
    227	uint8_t  ucPostdiv;
    228	uint16_t usFcw_pcc;
    229	uint16_t usFcw_trans_upper;
    230	uint16_t usRcw_trans_lower;
    231};
    232
    233
    234struct pp_atom_ctrl_sclk_range_table{
    235	struct pp_atom_ctrl_sclk_range_table_entry entry[MAX_SCLK_RANGE];
    236};
    237
    238struct pp_atomctrl_mc_reg_table {
    239	uint8_t                         last;                    /* number of registers */
    240	uint8_t                         num_entries;             /* number of AC timing entries */
    241	pp_atomctrl_mc_reg_entry        mc_reg_table_entry[VBIOS_MAX_AC_TIMING_ENTRIES];
    242	pp_atomctrl_mc_register_address mc_reg_address[VBIOS_MC_REGISTER_ARRAY_SIZE];
    243};
    244typedef struct pp_atomctrl_mc_reg_table pp_atomctrl_mc_reg_table;
    245
    246struct pp_atomctrl_gpio_pin_assignment {
    247	uint16_t                   us_gpio_pin_aindex;
    248	uint8_t                    uc_gpio_pin_bit_shift;
    249};
    250typedef struct pp_atomctrl_gpio_pin_assignment pp_atomctrl_gpio_pin_assignment;
    251
    252struct pp_atom_ctrl__avfs_parameters {
    253	uint32_t  ulAVFS_meanNsigma_Acontant0;
    254	uint32_t  ulAVFS_meanNsigma_Acontant1;
    255	uint32_t  ulAVFS_meanNsigma_Acontant2;
    256	uint16_t usAVFS_meanNsigma_DC_tol_sigma;
    257	uint16_t usAVFS_meanNsigma_Platform_mean;
    258	uint16_t usAVFS_meanNsigma_Platform_sigma;
    259	uint32_t  ulGB_VDROOP_TABLE_CKSOFF_a0;
    260	uint32_t  ulGB_VDROOP_TABLE_CKSOFF_a1;
    261	uint32_t  ulGB_VDROOP_TABLE_CKSOFF_a2;
    262	uint32_t  ulGB_VDROOP_TABLE_CKSON_a0;
    263	uint32_t  ulGB_VDROOP_TABLE_CKSON_a1;
    264	uint32_t  ulGB_VDROOP_TABLE_CKSON_a2;
    265	uint32_t  ulAVFSGB_FUSE_TABLE_CKSOFF_m1;
    266	uint16_t  usAVFSGB_FUSE_TABLE_CKSOFF_m2;
    267	uint32_t  ulAVFSGB_FUSE_TABLE_CKSOFF_b;
    268	uint32_t  ulAVFSGB_FUSE_TABLE_CKSON_m1;
    269	uint16_t  usAVFSGB_FUSE_TABLE_CKSON_m2;
    270	uint32_t  ulAVFSGB_FUSE_TABLE_CKSON_b;
    271	uint16_t  usMaxVoltage_0_25mv;
    272	uint8_t  ucEnableGB_VDROOP_TABLE_CKSOFF;
    273	uint8_t  ucEnableGB_VDROOP_TABLE_CKSON;
    274	uint8_t  ucEnableGB_FUSE_TABLE_CKSOFF;
    275	uint8_t  ucEnableGB_FUSE_TABLE_CKSON;
    276	uint16_t usPSM_Age_ComFactor;
    277	uint8_t  ucEnableApplyAVFS_CKS_OFF_Voltage;
    278	uint8_t  ucReserved;
    279};
    280
    281struct _AtomCtrl_HiLoLeakageOffsetTable
    282{
    283    USHORT usHiLoLeakageThreshold;
    284    USHORT usEdcDidtLoDpm7TableOffset;
    285    USHORT usEdcDidtHiDpm7TableOffset;
    286};
    287typedef struct _AtomCtrl_HiLoLeakageOffsetTable AtomCtrl_HiLoLeakageOffsetTable;
    288
    289struct _AtomCtrl_EDCLeakgeTable
    290{
    291    ULONG DIDT_REG[24];
    292};
    293typedef struct _AtomCtrl_EDCLeakgeTable AtomCtrl_EDCLeakgeTable;
    294
    295extern bool atomctrl_get_pp_assign_pin(struct pp_hwmgr *hwmgr, const uint32_t pinId, pp_atomctrl_gpio_pin_assignment *gpio_pin_assignment);
    296extern int atomctrl_get_voltage_evv_on_sclk(struct pp_hwmgr *hwmgr, uint8_t voltage_type, uint32_t sclk, uint16_t virtual_voltage_Id, uint16_t *voltage);
    297extern int atomctrl_get_voltage_evv(struct pp_hwmgr *hwmgr, uint16_t virtual_voltage_id, uint16_t *voltage);
    298extern uint32_t atomctrl_get_mpll_reference_clock(struct pp_hwmgr *hwmgr);
    299
    300bool atomctrl_is_asic_internal_ss_supported(struct pp_hwmgr *hwmgr);
    301extern int atomctrl_get_memory_clock_spread_spectrum(struct pp_hwmgr *hwmgr, const uint32_t memory_clock, pp_atomctrl_internal_ss_info *ssInfo);
    302extern int atomctrl_get_engine_clock_spread_spectrum(struct pp_hwmgr *hwmgr, const uint32_t engine_clock, pp_atomctrl_internal_ss_info *ssInfo);
    303extern int atomctrl_initialize_mc_reg_table(struct pp_hwmgr *hwmgr, uint8_t module_index, pp_atomctrl_mc_reg_table *table);
    304extern int atomctrl_initialize_mc_reg_table_v2_2(struct pp_hwmgr *hwmgr, uint8_t module_index, pp_atomctrl_mc_reg_table *table);
    305extern int atomctrl_set_engine_dram_timings_rv770(struct pp_hwmgr *hwmgr, uint32_t engine_clock, uint32_t memory_clock);
    306extern uint32_t atomctrl_get_reference_clock(struct pp_hwmgr *hwmgr);
    307extern int atomctrl_get_memory_pll_dividers_si(struct pp_hwmgr *hwmgr, uint32_t clock_value, pp_atomctrl_memory_clock_param *mpll_param, bool strobe_mode);
    308extern int atomctrl_get_engine_pll_dividers_vi(struct pp_hwmgr *hwmgr, uint32_t clock_value, pp_atomctrl_clock_dividers_vi *dividers);
    309extern int atomctrl_get_dfs_pll_dividers_vi(struct pp_hwmgr *hwmgr, uint32_t clock_value, pp_atomctrl_clock_dividers_vi *dividers);
    310extern bool atomctrl_is_voltage_controlled_by_gpio_v3(struct pp_hwmgr *hwmgr, uint8_t voltage_type, uint8_t voltage_mode);
    311extern int atomctrl_get_voltage_table_v3(struct pp_hwmgr *hwmgr, uint8_t voltage_type, uint8_t voltage_mode, pp_atomctrl_voltage_table *voltage_table);
    312extern int atomctrl_get_memory_pll_dividers_vi(struct pp_hwmgr *hwmgr,
    313		uint32_t clock_value, pp_atomctrl_memory_clock_param *mpll_param);
    314extern int atomctrl_get_memory_pll_dividers_ai(struct pp_hwmgr *hwmgr,
    315		uint32_t clock_value, pp_atomctrl_memory_clock_param_ai *mpll_param);
    316extern int atomctrl_get_engine_pll_dividers_kong(struct pp_hwmgr *hwmgr,
    317						 uint32_t clock_value,
    318						 pp_atomctrl_clock_dividers_kong *dividers);
    319extern int atomctrl_read_efuse(struct pp_hwmgr *hwmgr, uint16_t start_index,
    320		uint16_t end_index, uint32_t *efuse);
    321extern int atomctrl_calculate_voltage_evv_on_sclk(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
    322		uint32_t sclk, uint16_t virtual_voltage_Id, uint16_t *voltage, uint16_t dpm_level, bool debug);
    323extern int atomctrl_get_engine_pll_dividers_ai(struct pp_hwmgr *hwmgr, uint32_t clock_value, pp_atomctrl_clock_dividers_ai *dividers);
    324extern int atomctrl_set_ac_timing_ai(struct pp_hwmgr *hwmgr, uint32_t memory_clock,
    325								uint8_t level);
    326extern int atomctrl_get_voltage_evv_on_sclk_ai(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
    327				uint32_t sclk, uint16_t virtual_voltage_Id, uint32_t *voltage);
    328extern int atomctrl_get_smc_sclk_range_table(struct pp_hwmgr *hwmgr, struct pp_atom_ctrl_sclk_range_table *table);
    329
    330extern int atomctrl_get_avfs_information(struct pp_hwmgr *hwmgr, struct pp_atom_ctrl__avfs_parameters *param);
    331
    332extern int  atomctrl_get_svi2_info(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
    333				uint8_t *svd_gpio_id, uint8_t *svc_gpio_id,
    334				uint16_t *load_line);
    335
    336extern int atomctrl_get_leakage_vddc_base_on_leakage(struct pp_hwmgr *hwmgr,
    337					uint16_t *vddc, uint16_t *vddci,
    338					uint16_t virtual_voltage_id,
    339					uint16_t efuse_voltage_id);
    340extern int atomctrl_get_leakage_id_from_efuse(struct pp_hwmgr *hwmgr, uint16_t *virtual_voltage_id);
    341
    342extern void atomctrl_get_voltage_range(struct pp_hwmgr *hwmgr, uint32_t *max_vddc,
    343							uint32_t *min_vddc);
    344
    345extern int atomctrl_get_edc_hilo_leakage_offset_table(struct pp_hwmgr *hwmgr,
    346						      AtomCtrl_HiLoLeakageOffsetTable *table);
    347
    348extern int atomctrl_get_edc_leakage_table(struct pp_hwmgr *hwmgr,
    349					  AtomCtrl_EDCLeakgeTable *table,
    350					  uint16_t offset);
    351
    352extern int atomctrl_get_vddc_shared_railinfo(struct pp_hwmgr *hwmgr, uint8_t *shared_rail);
    353#endif
    354