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Fix for issue PINDSW-4265
authorVineet Roy <a0131726@ti.com>
Thu, 10 Dec 2020 12:25:17 +0000 (17:55 +0530)
committerSivaraj R <sivaraj@ti.com>
Wed, 16 Dec 2020 07:42:15 +0000 (01:42 -0600)
1. Firmware patch to fix race condition while updating NSP credit value
2. The fix is taken directly from PINDSW-2997 which has already been validated on HSR-PRP

packages/ti/drv/icss_emac/firmware/icss_dualemac/src/icss_emacSwitch.h patch | blob | history
packages/ti/drv/icss_emac/firmware/icss_dualemac/src/micro_scheduler.asm patch | blob | history
packages/ti/drv/icss_emac/firmware/icss_switch/src/icss_switch.h patch | blob | history

diff --git a/packages/ti/drv/icss_emac/firmware/icss_dualemac/src/icss_emacSwitch.h b/packages/ti/drv/icss_emac/firmware/icss_dualemac/src/icss_emacSwitch.h
index c4e47213f3e4a4d9522420e0dc87a9e55614e4e2..5c5ffea8e97bf7dc9f8bee9e556bda0b19e35fc2 100644 (file)
--- a/packages/ti/drv/icss_emac/firmware/icss_dualemac/src/icss_emacSwitch.h
+++ b/packages/ti/drv/icss_emac/firmware/icss_dualemac/src/icss_emacSwitch.h
@@ -234,7 +234,8 @@ ICSS_EMAC_TTS_CYC_INTERRUPT_ENABLE_MASK     .set                    (ICSS_EMAC_TTS_CYC_TX_SOF_MASK <<
        
 ;EMAC Time Triggered Send Constants
 ICSS_EMAC_TTS_IEP_MAX_VAL      .set    0x3B9ACA00      
-ICSS_EMAC_TTS_FIRST_CST_SAFETY_MARGIN  .set    0x3A98  
+ICSS_EMAC_TTS_FIRST_CST_SAFETY_MARGIN  .set    0x3A98
+SP_COUNTER_UPDATE_INTERVAL_DEFAULT      .set    100000000      
        
 ;Other protocols related defines
 TRANSMIT_QUEUES_BUFFER_OFFSET  .set    0       
@@ -471,16 +472,22 @@ STAT_SIZE .set    0x98
 ;              3. Port Status Offset                                        *
 ;*              These are present on both PRU0 and PRU1                     *
 ;****************************************************************************
-STORM_PREVENTION_OFFSET_BC     .set              STATISTICS_OFFSET + STAT_SIZE                          ;4 bytes
-PHY_SPEED_OFFSET       .set                              STATISTICS_OFFSET + STAT_SIZE + 4              ;4 bytes
-PORT_STATUS_OFFSET     .set              STATISTICS_OFFSET + STAT_SIZE + 8              ;1 byte
-COLLISION_COUNTER      .set                              STATISTICS_OFFSET + STAT_SIZE + 9              ;1 byte
-RX_PKT_SIZE_OFFSET     .set                              STATISTICS_OFFSET + STAT_SIZE + 10             ;4 bytes
-PORT_CONTROL_ADDR      .set                              STATISTICS_OFFSET + STAT_SIZE + 14             ;4 bytes
-PORT_MAC_ADDR  .set                                      STATISTICS_OFFSET + STAT_SIZE + 18             ;6 bytes
-RX_INT_STATUS_OFFSET   .set                      STATISTICS_OFFSET + STAT_SIZE + 24             ;1 byte
-STORM_PREVENTION_OFFSET_MC     .set              STATISTICS_OFFSET + STAT_SIZE + 25                     ;4 bytes
-STORM_PREVENTION_OFFSET_UC     .set              STATISTICS_OFFSET + STAT_SIZE + 29                     ;4 bytes
+STORM_PREVENTION_OFFSET_BC_DRIVER   .set    STATISTICS_OFFSET + STAT_SIZE       ;4 bytes
+PHY_SPEED_OFFSET                    .set    STATISTICS_OFFSET + STAT_SIZE + 4   ;4 bytes
+PORT_STATUS_OFFSET                  .set    STATISTICS_OFFSET + STAT_SIZE + 8   ;1 byte
+COLLISION_COUNTER                   .set    STATISTICS_OFFSET + STAT_SIZE + 9   ;1 byte
+RX_PKT_SIZE_OFFSET                  .set    STATISTICS_OFFSET + STAT_SIZE + 10  ;4 bytes
+PORT_CONTROL_ADDR                   .set    STATISTICS_OFFSET + STAT_SIZE + 14  ;4 bytes
+PORT_MAC_ADDR                       .set    STATISTICS_OFFSET + STAT_SIZE + 18  ;6 bytes
+RX_INT_STATUS_OFFSET                .set    STATISTICS_OFFSET + STAT_SIZE + 24  ;1 byte
+STORM_PREVENTION_OFFSET_MC_DRIVER   .set    STATISTICS_OFFSET + STAT_SIZE + 25  ;4 bytes
+STORM_PREVENTION_OFFSET_UC_DRIVER   .set    STATISTICS_OFFSET + STAT_SIZE + 29  ;4 bytes
+STORM_PREVENTION_OFFSET_BC          .set    STATISTICS_OFFSET + STAT_SIZE + 33  ;4 bytes
+STORM_PREVENTION_OFFSET_MC          .set    STATISTICS_OFFSET + STAT_SIZE + 37  ;4 bytes
+STORM_PREVENTION_OFFSET_UC          .set    STATISTICS_OFFSET + STAT_SIZE + 41  ;4 bytes
+SP_UPDATE_TIMESTAMP_OFFSET          .set    STATISTICS_OFFSET + STAT_SIZE + 45  ;4 bytes
+SP_INCREMENT_COUNT_OFFSET           .set    STATISTICS_OFFSET + STAT_SIZE + 49  ;4 bytes
+SP_COUNTER_UPDATE_INTERVAL_OFFSET   .set    STATISTICS_OFFSET + STAT_SIZE + 53  ;4 bytes
        
 ;***********************************************************************************************************
 ;                                                                                                         *
diff --git a/packages/ti/drv/icss_emac/firmware/icss_dualemac/src/micro_scheduler.asm b/packages/ti/drv/icss_emac/firmware/icss_dualemac/src/micro_scheduler.asm
index 72698646e9c9db7586915439bd02596628213a04..412ac39c6c05c27237b0b515f0dd4ed1296f1c2e 100644 (file)
--- a/packages/ti/drv/icss_emac/firmware/icss_dualemac/src/micro_scheduler.asm
+++ b/packages/ti/drv/icss_emac/firmware/icss_dualemac/src/micro_scheduler.asm
@@ -158,7 +158,12 @@ fw_main:
     .endif
     
         ;Configure the Task Table.  (Currently no used as the task table is very small.)
-    LDI32      TASK_TABLE_ROW0, 0x00020100     
+    LDI32      TASK_TABLE_ROW0, 0x00020100
+
+    ;load storm prevention timer interval
+    MOV32   RCV_TEMP_REG_1, SP_COUNTER_UPDATE_INTERVAL_DEFAULT
+    LDI     RCV_TEMP_REG_2, SP_COUNTER_UPDATE_INTERVAL_OFFSET 
+    SBCO    &RCV_TEMP_REG_1, PRU_DMEM_ADDR, RCV_TEMP_REG_2, 4
     
 START_THE_MS:
     
@@ -396,6 +401,51 @@ INTR_PAC_DIS:
     JAL     CALL_REG, FN_PTP_BACKGROUND_TASK
     .endif ;PRU0
     .endif ;PTP
+    
+STORM_PREVENTION_COUNTER_UPDATE_CHECK:
+    ;current IEP counter value
+    LBCO    &RCV_TEMP_REG_2, IEP_CONST, IEP_COUNTER_OFFSET, 4
+    AND     RCV_TEMP_REG_1, RCV_TEMP_REG_2, RCV_TEMP_REG_2
+    LDI     RCV_TEMP_REG_3, SP_UPDATE_TIMESTAMP_OFFSET
+    LBCO    &RCV_TEMP_REG_4, PRU_DMEM_ADDR, RCV_TEMP_REG_3 , 4
+    QBGE    IEP_WRAPAROUND_HAPPENED, RCV_TEMP_REG_2, RCV_TEMP_REG_4
+    SUB     RCV_TEMP_REG_2, RCV_TEMP_REG_2, RCV_TEMP_REG_4   
+    QBA     CHECK_100_MS_PASSED
+IEP_WRAPAROUND_HAPPENED:
+    ;check compare enable and see if wraparound is enabled
+    LBCO    &RCV_TEMP_REG_3, IEP_CONST, IEP_CMP_CFG_REG, 1
+    QBBC    IEP_CMP0_NOT_ENABLED_HERE, RCV_TEMP_REG_3, 1
+    LBCO    &RCV_TEMP_REG_3, IEP_CONST, IEP_CMP0_REG, 4
+    QBA     CALCULATE_PASSED_TIME_FOR_IEP_WRAPAROUND
+IEP_CMP0_NOT_ENABLED_HERE:
+    FILL    &RCV_TEMP_REG_3, 4
+CALCULATE_PASSED_TIME_FOR_IEP_WRAPAROUND:
+    SUB     RCV_TEMP_REG_4, RCV_TEMP_REG_3, RCV_TEMP_REG_4
+    ADD     RCV_TEMP_REG_2, RCV_TEMP_REG_4, RCV_TEMP_REG_2
+CHECK_100_MS_PASSED:
+    ;check if 100ms has passed
+    LDI     RCV_TEMP_REG_3, SP_COUNTER_UPDATE_INTERVAL_OFFSET
+    LBCO    &RCV_TEMP_REG_3, PRU_DMEM_ADDR, RCV_TEMP_REG_3, 4
+    QBGE    SKIP_STORM_PREVENTION_COUNTER_UPDATE, RCV_TEMP_REG_2, RCV_TEMP_REG_3
+    LDI     RCV_TEMP_REG_3, SP_UPDATE_TIMESTAMP_OFFSET
+    SBCO    &RCV_TEMP_REG_1, PRU_DMEM_ADDR, RCV_TEMP_REG_3, 4
+;for BC    
+    LDI     RCV_TEMP_REG_3, STORM_PREVENTION_OFFSET_BC_DRIVER 
+    LBCO    &RCV_TEMP_REG_4, PRU_DMEM_ADDR, RCV_TEMP_REG_3, 4
+    LDI     RCV_TEMP_REG_3, STORM_PREVENTION_OFFSET_BC 
+    SBCO    &RCV_TEMP_REG_4, PRU_DMEM_ADDR, RCV_TEMP_REG_3, 4
+;for MC    
+    LDI     RCV_TEMP_REG_3, STORM_PREVENTION_OFFSET_MC_DRIVER 
+    LBCO    &RCV_TEMP_REG_4, PRU_DMEM_ADDR, RCV_TEMP_REG_3, 4
+    LDI     RCV_TEMP_REG_3, STORM_PREVENTION_OFFSET_MC 
+    SBCO    &RCV_TEMP_REG_4, PRU_DMEM_ADDR, RCV_TEMP_REG_3, 4
+;for UC    
+    LDI     RCV_TEMP_REG_3, STORM_PREVENTION_OFFSET_UC_DRIVER 
+    LBCO    &RCV_TEMP_REG_4, PRU_DMEM_ADDR, RCV_TEMP_REG_3, 4
+    LDI     RCV_TEMP_REG_3, STORM_PREVENTION_OFFSET_UC 
+    SBCO    &RCV_TEMP_REG_4, PRU_DMEM_ADDR, RCV_TEMP_REG_3, 4
+SKIP_STORM_PREVENTION_COUNTER_UPDATE:
+
     QBBS       stat_task_called, R23, TX_STAT_PEND      ;check if TX_STAT_PEND is set then jump to stat task 
     QBBC       coll_task_called, R23, RX_STAT_PEND      ;check if RX_STAT_PEND is clear then jump to next task else jump to stat task
 stat_task_called:
diff --git a/packages/ti/drv/icss_emac/firmware/icss_switch/src/icss_switch.h b/packages/ti/drv/icss_emac/firmware/icss_switch/src/icss_switch.h
index c2d1646bc33ce825ec737ecf5143a5e8ddbb0ac6..5acf2861d419cd74dab7cb95ca41adf41eb8fd4c 100644 (file)
--- a/packages/ti/drv/icss_emac/firmware/icss_switch/src/icss_switch.h
+++ b/packages/ti/drv/icss_emac/firmware/icss_switch/src/icss_switch.h
@@ -14,7 +14,7 @@
 ;  such license is granted  solely to the extent that any such patent is necessary 
 ;  to Utilize the software alone.  The patent license shall not apply to any 
 ;  combinations which include this software, other than combinations with devices 
-;  manufactured by or for TI (¿TI Devices¿).  No hardware patent is licensed hereunder.
+;  manufactured by or for TI (�TI Devices�).  No hardware patent is licensed hereunder.
 ; 
 ;  Redistributions must preserve existing copyright notices and reproduce this license 
 ;  (including the above copyright notice and the disclaimer and (if applicable) source 
@@ -42,9 +42,9 @@
 ; 
 ;  DISCLAIMER.
 ; 
-;  THIS SOFTWARE IS PROVIDED BY TI AND TI¿S LICENSORS "AS IS" AND ANY EXPRESS OR IMPLIED 
+;  THIS SOFTWARE IS PROVIDED BY TI AND TI�S LICENSORS "AS IS" AND ANY EXPRESS OR IMPLIED 
 ;  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY 
-;  AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL TI AND TI¿S 
+;  AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL TI AND TI�S 
 ;  LICENSORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 ;  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 
 ;  GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
@@ -126,13 +126,13 @@ NUMBER_OF_QUEUES    .set    4           ; different number of queues will have s
 QUEUE_1_SIZE    .set        97  ; Network Management high
 QUEUE_2_SIZE    .set        97  ; Network Management low
 QUEUE_3_SIZE    .set        97  ; Protocol specific
-QUEUE_4_SIZE    .set        97  ; NRT (IP,ARP, ICMP, \85)
+QUEUE_4_SIZE    .set        97  ; NRT (IP,ARP, ICMP, �)
 
 ; HOST PORT QUEUES can buffer up to 4 full sized frames per queue
 HOST_QUEUE_1_SIZE    .set       194 ; Protocol and/or VLAN priority 7 and 6
 HOST_QUEUE_2_SIZE    .set       194 ; Protocol mid
 HOST_QUEUE_3_SIZE    .set       194 ; Protocol low
-HOST_QUEUE_4_SIZE    .set       194 ; NRT (IP, ARP, ICMP \85)
+HOST_QUEUE_4_SIZE    .set       194 ; NRT (IP, ARP, ICMP �)
 
 COLLISION_QUEUE_SIZE    .set    48
 P0_COL_TOP_MOST_BD_OFFSET    .set   (4*COLLISION_QUEUE_SIZE) + P0_COL_BD_OFFSET - 4
@@ -451,17 +451,24 @@ STAT_SIZE    .set  0x98    ;always keep it's value same as the last stat offset
 ;              3. Port Status Offset                                        *
 ;*              These are present on both PRU0 and PRU1                     *
 ;****************************************************************************
-;STATISTICS_OFFSET    .set             0x1f00
-STORM_PREVENTION_OFFSET_BC .set       STATISTICS_OFFSET + STAT_SIZE             ;4 bytes
-PHY_SPEED_OFFSET    .set              STATISTICS_OFFSET + STAT_SIZE + 4     ;4 bytes
-PORT_STATUS_OFFSET    .set            STATISTICS_OFFSET + STAT_SIZE + 8     ;1 byte
-COLLISION_COUNTER    .set             STATISTICS_OFFSET + STAT_SIZE + 9     ;1 byte
-RX_PKT_SIZE_OFFSET    .set            STATISTICS_OFFSET + STAT_SIZE + 10        ;4 bytes
-PORT_CONTROL_ADDR    .set             STATISTICS_OFFSET + STAT_SIZE + 14        ;4 bytes
-PORT_MAC_ADDR    .set                 STATISTICS_OFFSET + STAT_SIZE + 18        ;6 bytes 
-RX_INT_STATUS_OFFSET    .set          STATISTICS_OFFSET + STAT_SIZE + 24        ;1 byte
-STORM_PREVENTION_OFFSET_MC     .set      STATISTICS_OFFSET + STAT_SIZE + 25                     ;4 bytes
-STORM_PREVENTION_OFFSET_UC     .set      STATISTICS_OFFSET + STAT_SIZE + 29                     ;4 bytes
+STORM_PREVENTION_OFFSET_BC_DRIVER   .set    STATISTICS_OFFSET + STAT_SIZE       ;4 bytes
+PHY_SPEED_OFFSET                    .set    STATISTICS_OFFSET + STAT_SIZE + 4   ;4 bytes
+PORT_STATUS_OFFSET                  .set    STATISTICS_OFFSET + STAT_SIZE + 8   ;1 byte
+COLLISION_COUNTER                   .set    STATISTICS_OFFSET + STAT_SIZE + 9   ;1 byte
+RX_PKT_SIZE_OFFSET                  .set    STATISTICS_OFFSET + STAT_SIZE + 10  ;4 bytes
+PORT_CONTROL_ADDR                   .set    STATISTICS_OFFSET + STAT_SIZE + 14  ;4 bytes
+PORT_MAC_ADDR                       .set    STATISTICS_OFFSET + STAT_SIZE + 18  ;6 bytes
+RX_INT_STATUS_OFFSET                .set    STATISTICS_OFFSET + STAT_SIZE + 24  ;1 byte
+STORM_PREVENTION_OFFSET_MC_DRIVER   .set    STATISTICS_OFFSET + STAT_SIZE + 25  ;4 bytes
+STORM_PREVENTION_OFFSET_UC_DRIVER   .set    STATISTICS_OFFSET + STAT_SIZE + 29  ;4 bytes
+STORM_PREVENTION_OFFSET_BC          .set    STATISTICS_OFFSET + STAT_SIZE + 33  ;4 bytes
+STORM_PREVENTION_OFFSET_MC          .set    STATISTICS_OFFSET + STAT_SIZE + 37  ;4 bytes
+STORM_PREVENTION_OFFSET_UC          .set    STATISTICS_OFFSET + STAT_SIZE + 41  ;4 bytes
+SP_UPDATE_TIMESTAMP_OFFSET          .set    STATISTICS_OFFSET + STAT_SIZE + 45  ;4 bytes
+SP_INCREMENT_COUNT_OFFSET           .set    STATISTICS_OFFSET + STAT_SIZE + 49  ;4 bytes
+SP_COUNTER_UPDATE_INTERVAL_OFFSET   .set    STATISTICS_OFFSET + STAT_SIZE + 53  ;4 bytes
+
+SP_COUNTER_UPDATE_INTERVAL_DEFAULT  .set    100000000
 
     
 ;****************************************************************************
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