Difference between revisions of "Qualcomm SMEM Items"

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(477: SMEM_GLINK_NATIVE_XPRT_DESCRIPTOR)
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=== 471: SMEM_FLASH_NAND_DEV_INFO ===
 
=== 471: SMEM_FLASH_NAND_DEV_INFO ===
 
=== 472: SMEM_A2_BAM_DESCRIPTOR_FIFO ===
 
=== 472: SMEM_A2_BAM_DESCRIPTOR_FIFO ===
=== 473: SMEM_CLOCK_INFO ===
+
=== 473: SMEM_CPR_CONFIG ===
=== 474: SMEM_IPC_FIFO ===
+
=== 474: SMEM_CLOCK_INFO ===
=== 475: SMEM_RF_EEPROM_DATA ===
+
=== 475: SMEM_IPC_FIFO ===
=== 476: SMEM_COEX_MDM_WCN ===
+
=== 476: SMEM_RF_EEPROM_DATA ===
 +
=== 477: SMEM_COEX_MDM_WCN ===
 
=== 478: SMEM_GLINK_NATIVE_XPRT_DESCRIPTOR ===
 
=== 478: SMEM_GLINK_NATIVE_XPRT_DESCRIPTOR ===
 
The GLINK SMEM XPRT descriptor contains the read and write index for the TX and RX FIFOs.
 
The GLINK SMEM XPRT descriptor contains the read and write index for the TX and RX FIFOs.

Revision as of 12:17, 27 October 2016

This is a compilation of the SMEM items defined in the codeaurora kernel.

Contents

0: SMEM_PROC_COMM

1: SMEM_HEAP_INFO

2: SMEM_ALLOCATION_TABLE

3: SMEM_VERSION_INFO

4: SMEM_HW_RESET_DETECT

5: SMEM_AARM_WARM_BOOT

6: SMEM_DIAG_ERR_MESSAGE

7: SMEM_SPINLOCK_ARRAY

8: SMEM_MEMORY_BARRIER_LOCATION

8: SMEM_FIXED_ITEM_LAST

9: SMEM_AARM_PARTITION_TABLE

10: SMEM_AARM_BAD_BLOCK_TABLE

11: SMEM_RESERVE_BAD_BLOCKS

12: SMEM_WM_UUID

13: SMEM_CHANNEL_ALLOC_TBL

14: SMEM_SMD_BASE_ID

78: SMEM_SMEM_LOG_IDX

79: SMEM_SMEM_LOG_EVENTS

80: SMEM_SMEM_STATIC_LOG_IDX

81: SMEM_SMEM_STATIC_LOG_EVENTS

82: SMEM_SMEM_SLOW_CLOCK_SYNC

83: SMEM_SMEM_SLOW_CLOCK_VALUE

84: SMEM_BIO_LED_BUF

85: SMEM_SMSM_SHARED_STATE

86: SMEM_SMSM_INT_INFO

87: SMEM_SMSM_SLEEP_DELAY

88: SMEM_SMSM_LIMIT_SLEEP

89: SMEM_SLEEP_POWER_COLLAPSE_DISABLED

90: SMEM_KEYPAD_KEYS_PRESSED

91: SMEM_KEYPAD_STATE_UPDATED

92: SMEM_KEYPAD_STATE_IDX

93: SMEM_GPIO_INT

94: SMEM_MDDI_LCD_IDX

95: SMEM_MDDI_HOST_DRIVER_STATE

96: SMEM_MDDI_LCD_DISP_STATE

97: SMEM_LCD_CUR_PANEL

98: SMEM_MARM_BOOT_SEGMENT_INFO

99: SMEM_AARM_BOOT_SEGMENT_INFO

100: SMEM_SLEEP_STATIC

101: SMEM_SCORPION_FREQUENCY

102: SMEM_SMD_PROFILES

103: SMEM_TSSC_BUSY

104: SMEM_HS_SUSPEND_FILTER_INFO

105: SMEM_BATT_INFO

106: SMEM_APPS_BOOT_MODE

107: SMEM_VERSION_FIRST

107: SMEM_VERSION_SMD

131: SMEM_VERSION_LAST

132: SMEM_OSS_RRCASN1_BUF1

133: SMEM_OSS_RRCASN1_BUF2

134: SMEM_ID_VENDOR0

135: SMEM_ID_VENDOR1

136: SMEM_ID_VENDOR2

137: SMEM_HW_SW_BUILD_ID

138: SMEM_SMD_BASE_ID_2

202: SMEM_SMD_FIFO_BASE_ID_2

266: SMEM_CHANNEL_ALLOC_TBL_2

330: SMEM_I2C_MUTEX

331: SMEM_SCLK_CONVERSION

332: SMEM_SMD_SMSM_INTR_MUX

333: SMEM_SMSM_CPU_INTR_MASK

334: SMEM_APPS_DEM_SLAVE_DATA

335: SMEM_QDSP6_DEM_SLAVE_DATA

336: SMEM_CLKREGIM_BSP

337: SMEM_CLKREGIM_SOURCES

338: SMEM_SMD_FIFO_BASE_ID

402: SMEM_USABLE_RAM_PARTITION_TABLE

403: SMEM_POWER_ON_STATUS_INFO

404: SMEM_DAL_AREA

405: SMEM_SMEM_LOG_POWER_IDX

406: SMEM_SMEM_LOG_POWER_WRAP

407: SMEM_SMEM_LOG_POWER_EVENTS

408: SMEM_ERR_CRASH_LOG

409: SMEM_ERR_F3_TRACE_LOG

410: SMEM_SMD_BRIDGE_ALLOC_TABLE

411: SMEM_SMDLITE_TABLE

412: SMEM_SD_IMG_UPGRADE_STATUS

413: SMEM_SEFS_INFO

414: SMEM_RESET_LOG

415: SMEM_RESET_LOG_SYMBOLS

416: SMEM_MODEM_SW_BUILD_ID

417: SMEM_SMEM_LOG_MPROC_WRAP

418: SMEM_BOOT_INFO_FOR_APPS

419: SMEM_SMSM_SIZE_INFO

420: SMEM_SMD_LOOPBACK_REGISTER

421: SMEM_SSR_REASON_MSS0

422: SMEM_SSR_REASON_WCNSS0

423: SMEM_SSR_REASON_LPASS0

424: SMEM_SSR_REASON_DSPS0

425: SMEM_SSR_REASON_VCODEC0

427 - 434: SMEM_SMP2P_APPS_BASE

Each SMEM item consists of a header, Followed by a list of 16 entries of:

SMP2P SMEM item
0 1 2 3 4 5 6 7
Magic V Features
L R Count Valid
Flags

Magic

Must be "$SMP"

Version

Currently 1

Features

A set of bits, each representing supported features:

  1. Subsystem Restart Ack

Local PID

ID of the local processor for this item.

Remote PID

ID of the remote processor for this item.

Count

Number of allocated entries following the header.

Valid

Number of entries currently in use

Flags

SMP2P entries item
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Name
Value

Name

Identifier for this entry

Value

The 32 bit value for this SMP2P entry. Normally only used to signal single-bit events.

435: SMEM_SMP2P_MODEM_BASE

443: SMEM_SMP2P_AUDIO_BASE

451: SMEM_SMP2P_WIRLESS_BASE

459: SMEM_SMP2P_POWER_BASE

467: SMEM_FLASH_DEVICE_INFO

468: SMEM_BAM_PIPE_MEMORY

469: SMEM_IMAGE_VERSION_TABLE

470: SMEM_LC_DEBUGGER

471: SMEM_FLASH_NAND_DEV_INFO

472: SMEM_A2_BAM_DESCRIPTOR_FIFO

473: SMEM_CPR_CONFIG

474: SMEM_CLOCK_INFO

475: SMEM_IPC_FIFO

476: SMEM_RF_EEPROM_DATA

477: SMEM_COEX_MDM_WCN

478: SMEM_GLINK_NATIVE_XPRT_DESCRIPTOR

The GLINK SMEM XPRT descriptor contains the read and write index for the TX and RX FIFOs.

GLINK SMEM Descriptor
0 1 2 3 4 5 6 7
TX Read TX Write
RX Read RX Write

TX Read/write

Indices into the TX FIFO (item #479), the producer puts data in the FIFO and updates the write index', it then signals the remote processor which reads the data and updates the read index.

RX Read/write

Analogous to the TX, but roles are switched.

478: SMEM_GLINK_NATIVE_XPRT_FIFO_0

479: SMEM_GLINK_NATIVE_XPRT_FIFO_1

480: SMEM_SMP2P_SENSOR_BASE

488: SMEM_SMP2P_TZ_BASE

496: SMEM_IPA_FILTER_TABLE

497: SMEM_NUM_ITEMS