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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ipa_data-v4.9.c (10139B)


      1// SPDX-License-Identifier: GPL-2.0
      2
      3/* Copyright (C) 2021 Linaro Ltd. */
      4
      5#include <linux/log2.h>
      6
      7#include "gsi.h"
      8#include "ipa_data.h"
      9#include "ipa_endpoint.h"
     10#include "ipa_mem.h"
     11
     12/** enum ipa_resource_type - IPA resource types for an SoC having IPA v4.9 */
     13enum ipa_resource_type {
     14	/* Source resource types; first must have value 0 */
     15	IPA_RESOURCE_TYPE_SRC_PKT_CONTEXTS		= 0,
     16	IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_LISTS,
     17	IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_BUFF,
     18	IPA_RESOURCE_TYPE_SRC_HPS_DMARS,
     19	IPA_RESOURCE_TYPE_SRC_ACK_ENTRIES,
     20
     21	/* Destination resource types; first must have value 0 */
     22	IPA_RESOURCE_TYPE_DST_DATA_SECTORS		= 0,
     23	IPA_RESOURCE_TYPE_DST_DPS_DMARS,
     24};
     25
     26/* Resource groups used for an SoC having IPA v4.9 */
     27enum ipa_rsrc_group_id {
     28	/* Source resource group identifiers */
     29	IPA_RSRC_GROUP_SRC_UL_DL			= 0,
     30	IPA_RSRC_GROUP_SRC_DMA,
     31	IPA_RSRC_GROUP_SRC_UC_RX_Q,
     32	IPA_RSRC_GROUP_SRC_COUNT,	/* Last in set; not a source group */
     33
     34	/* Destination resource group identifiers */
     35	IPA_RSRC_GROUP_DST_UL_DL_DPL			= 0,
     36	IPA_RSRC_GROUP_DST_DMA,
     37	IPA_RSRC_GROUP_DST_UC,
     38	IPA_RSRC_GROUP_DST_DRB_IP,
     39	IPA_RSRC_GROUP_DST_COUNT,	/* Last; not a destination group */
     40};
     41
     42/* QSB configuration data for an SoC having IPA v4.9 */
     43static const struct ipa_qsb_data ipa_qsb_data[] = {
     44	[IPA_QSB_MASTER_DDR] = {
     45		.max_writes		= 8,
     46		.max_reads		= 0,	/* no limit (hardware max) */
     47		.max_reads_beats	= 120,
     48	},
     49};
     50
     51/* Endpoint configuration data for an SoC having IPA v4.9 */
     52static const struct ipa_gsi_endpoint_data ipa_gsi_endpoint_data[] = {
     53	[IPA_ENDPOINT_AP_COMMAND_TX] = {
     54		.ee_id		= GSI_EE_AP,
     55		.channel_id	= 6,
     56		.endpoint_id	= 7,
     57		.toward_ipa	= true,
     58		.channel = {
     59			.tre_count	= 256,
     60			.event_count	= 256,
     61			.tlv_count	= 20,
     62		},
     63		.endpoint = {
     64			.config = {
     65				.resource_group	= IPA_RSRC_GROUP_SRC_UL_DL,
     66				.dma_mode	= true,
     67				.dma_endpoint	= IPA_ENDPOINT_AP_LAN_RX,
     68				.tx = {
     69					.seq_type = IPA_SEQ_DMA,
     70				},
     71			},
     72		},
     73	},
     74	[IPA_ENDPOINT_AP_LAN_RX] = {
     75		.ee_id		= GSI_EE_AP,
     76		.channel_id	= 7,
     77		.endpoint_id	= 11,
     78		.toward_ipa	= false,
     79		.channel = {
     80			.tre_count	= 256,
     81			.event_count	= 256,
     82			.tlv_count	= 9,
     83		},
     84		.endpoint = {
     85			.config = {
     86				.resource_group	= IPA_RSRC_GROUP_DST_UL_DL_DPL,
     87				.aggregation	= true,
     88				.status_enable	= true,
     89				.rx = {
     90					.buffer_size	= 8192,
     91					.pad_align	= ilog2(sizeof(u32)),
     92					.aggr_time_limit = 500,
     93				},
     94			},
     95		},
     96	},
     97	[IPA_ENDPOINT_AP_MODEM_TX] = {
     98		.ee_id		= GSI_EE_AP,
     99		.channel_id	= 2,
    100		.endpoint_id	= 2,
    101		.toward_ipa	= true,
    102		.channel = {
    103			.tre_count	= 512,
    104			.event_count	= 512,
    105			.tlv_count	= 16,
    106		},
    107		.endpoint = {
    108			.filter_support	= true,
    109			.config = {
    110				.resource_group	= IPA_RSRC_GROUP_SRC_UL_DL,
    111				.checksum       = true,
    112				.qmap		= true,
    113				.status_enable	= true,
    114				.tx = {
    115					.seq_type = IPA_SEQ_2_PASS_SKIP_LAST_UC,
    116					.status_endpoint =
    117						IPA_ENDPOINT_MODEM_AP_RX,
    118				},
    119			},
    120		},
    121	},
    122	[IPA_ENDPOINT_AP_MODEM_RX] = {
    123		.ee_id		= GSI_EE_AP,
    124		.channel_id	= 12,
    125		.endpoint_id	= 20,
    126		.toward_ipa	= false,
    127		.channel = {
    128			.tre_count	= 256,
    129			.event_count	= 256,
    130			.tlv_count	= 9,
    131		},
    132		.endpoint = {
    133			.config = {
    134				.resource_group	= IPA_RSRC_GROUP_DST_UL_DL_DPL,
    135				.checksum       = true,
    136				.qmap		= true,
    137				.aggregation	= true,
    138				.rx = {
    139					.buffer_size	= 8192,
    140					.aggr_time_limit = 500,
    141					.aggr_close_eof	= true,
    142				},
    143			},
    144		},
    145	},
    146	[IPA_ENDPOINT_MODEM_AP_TX] = {
    147		.ee_id		= GSI_EE_MODEM,
    148		.channel_id	= 0,
    149		.endpoint_id	= 5,
    150		.toward_ipa	= true,
    151		.endpoint = {
    152			.filter_support	= true,
    153		},
    154	},
    155	[IPA_ENDPOINT_MODEM_AP_RX] = {
    156		.ee_id		= GSI_EE_MODEM,
    157		.channel_id	= 7,
    158		.endpoint_id	= 16,
    159		.toward_ipa	= false,
    160	},
    161	[IPA_ENDPOINT_MODEM_DL_NLO_TX] = {
    162		.ee_id		= GSI_EE_MODEM,
    163		.channel_id	= 2,
    164		.endpoint_id	= 8,
    165		.toward_ipa	= true,
    166		.endpoint = {
    167			.filter_support	= true,
    168		},
    169	},
    170};
    171
    172/* Source resource configuration data for an SoC having IPA v4.9 */
    173static const struct ipa_resource ipa_resource_src[] = {
    174	[IPA_RESOURCE_TYPE_SRC_PKT_CONTEXTS] = {
    175		.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
    176			.min = 1,	.max = 12,
    177		},
    178		.limits[IPA_RSRC_GROUP_SRC_DMA] = {
    179			.min = 1,	.max = 1,
    180		},
    181		.limits[IPA_RSRC_GROUP_SRC_UC_RX_Q] = {
    182			.min = 1,	.max = 12,
    183		},
    184	},
    185	[IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_LISTS] = {
    186		.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
    187			.min = 20,	.max = 20,
    188		},
    189		.limits[IPA_RSRC_GROUP_SRC_DMA] = {
    190			.min = 2,	.max = 2,
    191		},
    192		.limits[IPA_RSRC_GROUP_SRC_UC_RX_Q] = {
    193			.min = 3,	.max = 3,
    194		},
    195	},
    196	[IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_BUFF] = {
    197		.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
    198			.min = 38,	.max = 38,
    199		},
    200		.limits[IPA_RSRC_GROUP_SRC_DMA] = {
    201			.min = 4,	.max = 4,
    202		},
    203		.limits[IPA_RSRC_GROUP_SRC_UC_RX_Q] = {
    204			.min = 8,	.max = 8,
    205		},
    206	},
    207	[IPA_RESOURCE_TYPE_SRC_HPS_DMARS] = {
    208		.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
    209			.min = 0,	.max = 4,
    210		},
    211		.limits[IPA_RSRC_GROUP_SRC_DMA] = {
    212			.min = 0,	.max = 4,
    213		},
    214		.limits[IPA_RSRC_GROUP_SRC_UC_RX_Q] = {
    215			.min = 0,	.max = 4,
    216		},
    217	},
    218	[IPA_RESOURCE_TYPE_SRC_ACK_ENTRIES] = {
    219		.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
    220			.min = 30,	.max = 30,
    221		},
    222		.limits[IPA_RSRC_GROUP_SRC_DMA] = {
    223			.min = 8,	.max = 8,
    224		},
    225		.limits[IPA_RSRC_GROUP_SRC_UC_RX_Q] = {
    226			.min = 8,	.max = 8,
    227		},
    228	},
    229};
    230
    231/* Destination resource configuration data for an SoC having IPA v4.9 */
    232static const struct ipa_resource ipa_resource_dst[] = {
    233	[IPA_RESOURCE_TYPE_DST_DATA_SECTORS] = {
    234		.limits[IPA_RSRC_GROUP_DST_UL_DL_DPL] = {
    235			.min = 9,	.max = 9,
    236		},
    237		.limits[IPA_RSRC_GROUP_DST_DMA] = {
    238			.min = 1,	.max = 1,
    239		},
    240		.limits[IPA_RSRC_GROUP_DST_UC] = {
    241			.min = 1,	.max = 1,
    242		},
    243		.limits[IPA_RSRC_GROUP_DST_DRB_IP] = {
    244			.min = 39,	.max = 39,
    245		},
    246	},
    247	[IPA_RESOURCE_TYPE_DST_DPS_DMARS] = {
    248		.limits[IPA_RSRC_GROUP_DST_UL_DL_DPL] = {
    249			.min = 2,	.max = 3,
    250		},
    251		.limits[IPA_RSRC_GROUP_DST_DMA] = {
    252			.min = 1,	.max = 2,
    253		},
    254		.limits[IPA_RSRC_GROUP_DST_UC] = {
    255			.min = 0,	.max = 2,
    256		},
    257	},
    258};
    259
    260/* Resource configuration data for an SoC having IPA v4.9 */
    261static const struct ipa_resource_data ipa_resource_data = {
    262	.rsrc_group_dst_count	= IPA_RSRC_GROUP_DST_COUNT,
    263	.rsrc_group_src_count	= IPA_RSRC_GROUP_SRC_COUNT,
    264	.resource_src_count	= ARRAY_SIZE(ipa_resource_src),
    265	.resource_src		= ipa_resource_src,
    266	.resource_dst_count	= ARRAY_SIZE(ipa_resource_dst),
    267	.resource_dst		= ipa_resource_dst,
    268};
    269
    270/* IPA-resident memory region data for an SoC having IPA v4.9 */
    271static const struct ipa_mem ipa_mem_local_data[] = {
    272	{
    273		.id		= IPA_MEM_UC_SHARED,
    274		.offset		= 0x0000,
    275		.size		= 0x0080,
    276		.canary_count	= 0,
    277	},
    278	{
    279		.id		= IPA_MEM_UC_INFO,
    280		.offset		= 0x0080,
    281		.size		= 0x0200,
    282		.canary_count	= 0,
    283	},
    284	{
    285		.id		= IPA_MEM_V4_FILTER_HASHED,
    286		.offset		= 0x0288,
    287		.size		= 0x0078,
    288		.canary_count	= 2,
    289	},
    290	{
    291		.id		= IPA_MEM_V4_FILTER,
    292		.offset		= 0x0308,
    293		.size		= 0x0078,
    294		.canary_count	= 2,
    295	},
    296	{
    297		.id		= IPA_MEM_V6_FILTER_HASHED,
    298		.offset		= 0x0388,
    299		.size		= 0x0078,
    300		.canary_count	= 2,
    301	},
    302	{
    303		.id		= IPA_MEM_V6_FILTER,
    304		.offset		= 0x0408,
    305		.size		= 0x0078,
    306		.canary_count	= 2,
    307	},
    308	{
    309		.id		= IPA_MEM_V4_ROUTE_HASHED,
    310		.offset		= 0x0488,
    311		.size		= 0x0078,
    312		.canary_count	= 2,
    313	},
    314	{
    315		.id		= IPA_MEM_V4_ROUTE,
    316		.offset		= 0x0508,
    317		.size		= 0x0078,
    318		.canary_count	= 2,
    319	},
    320	{
    321		.id		= IPA_MEM_V6_ROUTE_HASHED,
    322		.offset		= 0x0588,
    323		.size		= 0x0078,
    324		.canary_count	= 2,
    325	},
    326	{
    327		.id		= IPA_MEM_V6_ROUTE,
    328		.offset		= 0x0608,
    329		.size		= 0x0078,
    330		.canary_count	= 2,
    331	},
    332	{
    333		.id		= IPA_MEM_MODEM_HEADER,
    334		.offset		= 0x0688,
    335		.size		= 0x0240,
    336		.canary_count	= 2,
    337	},
    338	{
    339		.id		= IPA_MEM_AP_HEADER,
    340		.offset		= 0x08c8,
    341		.size		= 0x0200,
    342		.canary_count	= 0,
    343	},
    344	{
    345		.id		= IPA_MEM_MODEM_PROC_CTX,
    346		.offset		= 0x0ad0,
    347		.size		= 0x0b20,
    348		.canary_count	= 2,
    349	},
    350	{
    351		.id		= IPA_MEM_AP_PROC_CTX,
    352		.offset		= 0x15f0,
    353		.size		= 0x0200,
    354		.canary_count	= 0,
    355	},
    356	{
    357		.id		= IPA_MEM_NAT_TABLE,
    358		.offset		= 0x1800,
    359		.size		= 0x0d00,
    360		.canary_count	= 4,
    361	},
    362	{
    363		.id		= IPA_MEM_STATS_QUOTA_MODEM,
    364		.offset		= 0x2510,
    365		.size		= 0x0030,
    366		.canary_count	= 4,
    367	},
    368	{
    369		.id		= IPA_MEM_STATS_QUOTA_AP,
    370		.offset		= 0x2540,
    371		.size		= 0x0048,
    372		.canary_count	= 0,
    373	},
    374	{
    375		.id		= IPA_MEM_STATS_TETHERING,
    376		.offset		= 0x2588,
    377		.size		= 0x0238,
    378		.canary_count	= 0,
    379	},
    380	{
    381		.id		= IPA_MEM_STATS_FILTER_ROUTE,
    382		.offset		= 0x27c0,
    383		.size		= 0x0800,
    384		.canary_count	= 0,
    385	},
    386	{
    387		.id		= IPA_MEM_STATS_DROP,
    388		.offset		= 0x2fc0,
    389		.size		= 0x0020,
    390		.canary_count	= 0,
    391	},
    392	{
    393		.id		= IPA_MEM_MODEM,
    394		.offset		= 0x2fe8,
    395		.size		= 0x0800,
    396		.canary_count	= 2,
    397	},
    398	{
    399		.id		= IPA_MEM_UC_EVENT_RING,
    400		.offset		= 0x3800,
    401		.size		= 0x1000,
    402		.canary_count	= 1,
    403	},
    404	{
    405		.id		= IPA_MEM_PDN_CONFIG,
    406		.offset		= 0x4800,
    407		.size		= 0x0050,
    408		.canary_count	= 0,
    409	},
    410};
    411
    412/* Memory configuration data for an SoC having IPA v4.9 */
    413static const struct ipa_mem_data ipa_mem_data = {
    414	.local_count	= ARRAY_SIZE(ipa_mem_local_data),
    415	.local		= ipa_mem_local_data,
    416	.imem_addr	= 0x146bd000,
    417	.imem_size	= 0x00002000,
    418	.smem_id	= 497,
    419	.smem_size	= 0x00009000,
    420};
    421
    422/* Interconnect rates are in 1000 byte/second units */
    423static const struct ipa_interconnect_data ipa_interconnect_data[] = {
    424	{
    425		.name			= "memory",
    426		.peak_bandwidth		= 600000,	/* 600 MBps */
    427		.average_bandwidth	= 150000,	/* 150 MBps */
    428	},
    429	/* Average rate is unused for the next interconnect */
    430	{
    431		.name			= "config",
    432		.peak_bandwidth		= 74000,	/* 74 MBps */
    433		.average_bandwidth	= 0,		/* unused */
    434	},
    435
    436};
    437
    438/* Clock and interconnect configuration data for an SoC having IPA v4.9 */
    439static const struct ipa_power_data ipa_power_data = {
    440	.core_clock_rate	= 60 * 1000 * 1000,	/* Hz */
    441	.interconnect_count	= ARRAY_SIZE(ipa_interconnect_data),
    442	.interconnect_data	= ipa_interconnect_data,
    443};
    444
    445/* Configuration data for an SoC having IPA v4.9. */
    446const struct ipa_data ipa_data_v4_9 = {
    447	.version	= IPA_VERSION_4_9,
    448	.qsb_count	= ARRAY_SIZE(ipa_qsb_data),
    449	.qsb_data	= ipa_qsb_data,
    450	.endpoint_count	= ARRAY_SIZE(ipa_gsi_endpoint_data),
    451	.endpoint_data	= ipa_gsi_endpoint_data,
    452	.resource_data	= &ipa_resource_data,
    453	.mem_data	= &ipa_mem_data,
    454	.power_data	= &ipa_power_data,
    455};