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[rram_ctrl] remove flash ctrl from EarlGrey #30913

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752c5df
[rtl,earlgrey] remove flash_ctrl from earlgrey
gautschimi Aug 13, 2026
645e9b5
[rtl,top_earlgrey] autogen changes for flash ctrl removal
gautschimi Aug 13, 2026
2117f5e
[dv,earlgrey] exclude flash specific tests
gautschimi Aug 13, 2026
bd8ebf8
[sw,rram_ctrl] port remaining tests to rram_ctrl
gautschimi Aug 13, 2026
1093727
[rram,flash,sw] remove stale flash dependencies
gautschimi Aug 13, 2026
ee35e1a
[sw,alert] manual alert/interrupt changes
gautschimi Aug 13, 2026
c664ddd
[dv,earlgrey] port functionality from flash to RRAM
gautschimi Aug 13, 2026
e8c8094
[sw,host,unittests] Disable unittests that depend on mock_flash_ctrl
gautschimi Aug 13, 2026
c8d4e39
[rtl,bkdr_loader] remove flash targets
gautschimi Aug 13, 2026
0702673
[sw,rram_ctrl] add first version of rram_exc_handler
gautschimi Aug 13, 2026
1095f11
[sw,penetrationtests] disable flash-specific parts
gautschimi Aug 13, 2026
d0b0547
[util,bkdr_loader] remove flash targets
gautschimi Aug 13, 2026
28c4275
[verilator,earlgrey] remove flash references
gautschimi Aug 13, 2026
078299d
[sw,rom_ext] fix size of rom_ext_virtual
gautschimi Aug 14, 2026
1d50b75
[nvm_ctrl,sw] use nvm_ctrl in rom_epmp_test
gautschimi Aug 14, 2026
f661cdf
[sw,dv,alert] Port all_escalation_reset_test
gautschimi Aug 14, 2026
3cdf5ed
[top_earlgrey,doc] Update documentation
gautschimi Aug 16, 2026
7a6c62a
[util,rram] make gen-rram-img slot aware
gautschimi Aug 17, 2026
121f373
[dv,EarlGrey] Port chip_sw_ate* to RRAM
gautschimi Aug 17, 2026
8159b24
[earlgrey,formal] remove stale flash references for formal
gautschimi Aug 17, 2026
bee7eee
[sw,dv,csrng_test] use nvm_ctrl in port csrng_lc_hw_debug_en_test
gautschimi Aug 17, 2026
8d1213c
[rram_ctrl,dv,sw] Port flash_ctrl_lc_rw_en test to rram
gautschimi Aug 18, 2026
081543a
[rram_ctrl,dv,sw] Port flash_rma_unlocked to RRAM
gautschimi Aug 18, 2026
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1 change: 0 additions & 1 deletion ci/scripts/run-verilator-tests.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,6 @@ set -e
//sw/device/tests:otbn_irq_test_sim_verilator \
//sw/device/tests:kmac_mode_cshake_test_sim_verilator \
//sw/device/tests:kmac_mode_kmac_test_sim_verilator \
//sw/device/tests:flash_ctrl_test_sim_verilator \
//sw/device/tests:usbdev_test_sim_verilator \
//sw/device/silicon_creator/lib/drivers:hmac_functest_sim_verilator \
//sw/device/silicon_creator/lib/drivers:uart_functest_sim_verilator \
Expand Down
2 changes: 1 addition & 1 deletion hw/ip/bkdr_loader/data/bkdr_loader.hjson
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Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,7 @@
{ name: "NumBkdrTgts",
desc: "Number of RAM Targets",
type: "int unsigned",
default: "14",
default: "6",
}
{ name: "MaxWordWidthDiv32",
desc: "Max bit width of a word / 32",
Expand Down
128 changes: 32 additions & 96 deletions hw/ip/bkdr_loader/doc/registers.md
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Original file line number Diff line number Diff line change
Expand Up @@ -16,42 +16,18 @@
| bkdr_loader.[`TARGET_INFO_3`](#target_info) | 0x10c | 4 | ASCII 4-character string values (big endian) identifying each bkdr target memory. |
| bkdr_loader.[`TARGET_INFO_4`](#target_info) | 0x110 | 4 | ASCII 4-character string values (big endian) identifying each bkdr target memory. |
| bkdr_loader.[`TARGET_INFO_5`](#target_info) | 0x114 | 4 | ASCII 4-character string values (big endian) identifying each bkdr target memory. |
| bkdr_loader.[`TARGET_INFO_6`](#target_info) | 0x118 | 4 | ASCII 4-character string values (big endian) identifying each bkdr target memory. |
| bkdr_loader.[`TARGET_INFO_7`](#target_info) | 0x11c | 4 | ASCII 4-character string values (big endian) identifying each bkdr target memory. |
| bkdr_loader.[`TARGET_INFO_8`](#target_info) | 0x120 | 4 | ASCII 4-character string values (big endian) identifying each bkdr target memory. |
| bkdr_loader.[`TARGET_INFO_9`](#target_info) | 0x124 | 4 | ASCII 4-character string values (big endian) identifying each bkdr target memory. |
| bkdr_loader.[`TARGET_INFO_10`](#target_info) | 0x128 | 4 | ASCII 4-character string values (big endian) identifying each bkdr target memory. |
| bkdr_loader.[`TARGET_INFO_11`](#target_info) | 0x12c | 4 | ASCII 4-character string values (big endian) identifying each bkdr target memory. |
| bkdr_loader.[`TARGET_INFO_12`](#target_info) | 0x130 | 4 | ASCII 4-character string values (big endian) identifying each bkdr target memory. |
| bkdr_loader.[`TARGET_INFO_13`](#target_info) | 0x134 | 4 | ASCII 4-character string values (big endian) identifying each bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_0`](#width_info) | 0x200 | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_1`](#width_info) | 0x204 | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_2`](#width_info) | 0x208 | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_3`](#width_info) | 0x20c | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_4`](#width_info) | 0x210 | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_5`](#width_info) | 0x214 | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_6`](#width_info) | 0x218 | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_7`](#width_info) | 0x21c | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_8`](#width_info) | 0x220 | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_9`](#width_info) | 0x224 | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_10`](#width_info) | 0x228 | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_11`](#width_info) | 0x22c | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_12`](#width_info) | 0x230 | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`WIDTH_INFO_13`](#width_info) | 0x234 | 4 | The SRAM word width of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_0`](#depth_info) | 0x300 | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_1`](#depth_info) | 0x304 | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_2`](#depth_info) | 0x308 | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_3`](#depth_info) | 0x30c | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_4`](#depth_info) | 0x310 | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_5`](#depth_info) | 0x314 | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_6`](#depth_info) | 0x318 | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_7`](#depth_info) | 0x31c | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_8`](#depth_info) | 0x320 | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_9`](#depth_info) | 0x324 | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_10`](#depth_info) | 0x328 | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_11`](#depth_info) | 0x32c | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_12`](#depth_info) | 0x330 | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`DEPTH_INFO_13`](#depth_info) | 0x334 | 4 | The number of SRAM words of a given bkdr target memory. |
| bkdr_loader.[`READ_DATA_0`](#read_data) | 0x400 | 4 | Value to be read from the target memory at the current `INDEX`. If |
| bkdr_loader.[`READ_DATA_1`](#read_data) | 0x404 | 4 | Value to be read from the target memory at the current `INDEX`. If |
| bkdr_loader.[`READ_DATA_2`](#read_data) | 0x408 | 4 | Value to be read from the target memory at the current `INDEX`. If |
Expand All @@ -75,14 +51,6 @@
| bkdr_loader.[`HASH_LAST_LOADED_3`](#hash_last_loaded) | 0x70c | 4 | Non-reset register to store a hash digest of the memory file loaded most recently. |
| bkdr_loader.[`HASH_LAST_LOADED_4`](#hash_last_loaded) | 0x710 | 4 | Non-reset register to store a hash digest of the memory file loaded most recently. |
| bkdr_loader.[`HASH_LAST_LOADED_5`](#hash_last_loaded) | 0x714 | 4 | Non-reset register to store a hash digest of the memory file loaded most recently. |
| bkdr_loader.[`HASH_LAST_LOADED_6`](#hash_last_loaded) | 0x718 | 4 | Non-reset register to store a hash digest of the memory file loaded most recently. |
| bkdr_loader.[`HASH_LAST_LOADED_7`](#hash_last_loaded) | 0x71c | 4 | Non-reset register to store a hash digest of the memory file loaded most recently. |
| bkdr_loader.[`HASH_LAST_LOADED_8`](#hash_last_loaded) | 0x720 | 4 | Non-reset register to store a hash digest of the memory file loaded most recently. |
| bkdr_loader.[`HASH_LAST_LOADED_9`](#hash_last_loaded) | 0x724 | 4 | Non-reset register to store a hash digest of the memory file loaded most recently. |
| bkdr_loader.[`HASH_LAST_LOADED_10`](#hash_last_loaded) | 0x728 | 4 | Non-reset register to store a hash digest of the memory file loaded most recently. |
| bkdr_loader.[`HASH_LAST_LOADED_11`](#hash_last_loaded) | 0x72c | 4 | Non-reset register to store a hash digest of the memory file loaded most recently. |
| bkdr_loader.[`HASH_LAST_LOADED_12`](#hash_last_loaded) | 0x730 | 4 | Non-reset register to store a hash digest of the memory file loaded most recently. |
| bkdr_loader.[`HASH_LAST_LOADED_13`](#hash_last_loaded) | 0x734 | 4 | Non-reset register to store a hash digest of the memory file loaded most recently. |

## STATUS
Status register
Expand Down Expand Up @@ -217,22 +185,14 @@ ASCII 4-character string values (big endian) identifying each bkdr target memory

### Instances

| Name | Offset |
|:---------------|:---------|
| TARGET_INFO_0 | 0x100 |
| TARGET_INFO_1 | 0x104 |
| TARGET_INFO_2 | 0x108 |
| TARGET_INFO_3 | 0x10c |
| TARGET_INFO_4 | 0x110 |
| TARGET_INFO_5 | 0x114 |
| TARGET_INFO_6 | 0x118 |
| TARGET_INFO_7 | 0x11c |
| TARGET_INFO_8 | 0x120 |
| TARGET_INFO_9 | 0x124 |
| TARGET_INFO_10 | 0x128 |
| TARGET_INFO_11 | 0x12c |
| TARGET_INFO_12 | 0x130 |
| TARGET_INFO_13 | 0x134 |
| Name | Offset |
|:--------------|:---------|
| TARGET_INFO_0 | 0x100 |
| TARGET_INFO_1 | 0x104 |
| TARGET_INFO_2 | 0x108 |
| TARGET_INFO_3 | 0x10c |
| TARGET_INFO_4 | 0x110 |
| TARGET_INFO_5 | 0x114 |


### Fields
Expand All @@ -252,22 +212,14 @@ The SRAM word width of a given bkdr target memory.

### Instances

| Name | Offset |
|:--------------|:---------|
| WIDTH_INFO_0 | 0x200 |
| WIDTH_INFO_1 | 0x204 |
| WIDTH_INFO_2 | 0x208 |
| WIDTH_INFO_3 | 0x20c |
| WIDTH_INFO_4 | 0x210 |
| WIDTH_INFO_5 | 0x214 |
| WIDTH_INFO_6 | 0x218 |
| WIDTH_INFO_7 | 0x21c |
| WIDTH_INFO_8 | 0x220 |
| WIDTH_INFO_9 | 0x224 |
| WIDTH_INFO_10 | 0x228 |
| WIDTH_INFO_11 | 0x22c |
| WIDTH_INFO_12 | 0x230 |
| WIDTH_INFO_13 | 0x234 |
| Name | Offset |
|:-------------|:---------|
| WIDTH_INFO_0 | 0x200 |
| WIDTH_INFO_1 | 0x204 |
| WIDTH_INFO_2 | 0x208 |
| WIDTH_INFO_3 | 0x20c |
| WIDTH_INFO_4 | 0x210 |
| WIDTH_INFO_5 | 0x214 |


### Fields
Expand All @@ -287,22 +239,14 @@ The number of SRAM words of a given bkdr target memory.

### Instances

| Name | Offset |
|:--------------|:---------|
| DEPTH_INFO_0 | 0x300 |
| DEPTH_INFO_1 | 0x304 |
| DEPTH_INFO_2 | 0x308 |
| DEPTH_INFO_3 | 0x30c |
| DEPTH_INFO_4 | 0x310 |
| DEPTH_INFO_5 | 0x314 |
| DEPTH_INFO_6 | 0x318 |
| DEPTH_INFO_7 | 0x31c |
| DEPTH_INFO_8 | 0x320 |
| DEPTH_INFO_9 | 0x324 |
| DEPTH_INFO_10 | 0x328 |
| DEPTH_INFO_11 | 0x32c |
| DEPTH_INFO_12 | 0x330 |
| DEPTH_INFO_13 | 0x334 |
| Name | Offset |
|:-------------|:---------|
| DEPTH_INFO_0 | 0x300 |
| DEPTH_INFO_1 | 0x304 |
| DEPTH_INFO_2 | 0x308 |
| DEPTH_INFO_3 | 0x30c |
| DEPTH_INFO_4 | 0x310 |
| DEPTH_INFO_5 | 0x314 |


### Fields
Expand Down Expand Up @@ -410,22 +354,14 @@ the same memory file is already loaded and a preload can be skipped.

### Instances

| Name | Offset |
|:--------------------|:---------|
| HASH_LAST_LOADED_0 | 0x700 |
| HASH_LAST_LOADED_1 | 0x704 |
| HASH_LAST_LOADED_2 | 0x708 |
| HASH_LAST_LOADED_3 | 0x70c |
| HASH_LAST_LOADED_4 | 0x710 |
| HASH_LAST_LOADED_5 | 0x714 |
| HASH_LAST_LOADED_6 | 0x718 |
| HASH_LAST_LOADED_7 | 0x71c |
| HASH_LAST_LOADED_8 | 0x720 |
| HASH_LAST_LOADED_9 | 0x724 |
| HASH_LAST_LOADED_10 | 0x728 |
| HASH_LAST_LOADED_11 | 0x72c |
| HASH_LAST_LOADED_12 | 0x730 |
| HASH_LAST_LOADED_13 | 0x734 |
| Name | Offset |
|:-------------------|:---------|
| HASH_LAST_LOADED_0 | 0x700 |
| HASH_LAST_LOADED_1 | 0x704 |
| HASH_LAST_LOADED_2 | 0x708 |
| HASH_LAST_LOADED_3 | 0x70c |
| HASH_LAST_LOADED_4 | 0x710 |
| HASH_LAST_LOADED_5 | 0x714 |


### Fields
Expand Down
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