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fw: adjust for 2 KB of FW_RAM

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Signed-off-by: Daniel Lublin <daniel@lublin.se>
This commit is contained in:
Daniel Lublin 2023-03-08 12:25:07 +01:00
parent c1fffcb70b
commit 425fdb4b90
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GPG Key ID: 75BD0FEB8D3E7830
2 changed files with 3 additions and 3 deletions
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2
hw/application_fpga/fw/tk1/main.c
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@ -197,7 +197,7 @@ int main()
// clang-format off // clang-format off
asm volatile( asm volatile(
"li a0, 0xd0000000;" // FW_RAM "li a0, 0xd0000000;" // FW_RAM
"li a1, 0xd0000400;" // End of FW_RAM "li a1, 0xd0000800;" // End of 2 KB FW_RAM (just past the end)
"loop:;" "loop:;"
"sw zero, 0(a0);" "sw zero, 0(a0);"
"addi a0, a0, 4;" "addi a0, a0, 4;"

4
hw/application_fpga/fw/tk1/start.S
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@ -1,5 +1,5 @@
/* /*
* Copyright (C) 2022 - Tillitis AB * Copyright (C) 2022, 2023 - Tillitis AB
* SPDX-License-Identifier: GPL-2.0-only * SPDX-License-Identifier: GPL-2.0-only
*/ */
@ -49,7 +49,7 @@ clear:
/* /*
* Init stack at top of fw_ram. Leave 16 byte for entering our first function * Init stack at top of fw_ram. Leave 16 byte for entering our first function
*/ */
li sp, 0xd00003f0 // 1 kiB - 16 byte in FW_RAM li sp, 0xd00007f0 // 2 kiB (TK1_MMIO_FW_RAM_SIZE) minus 16 byte
call main call main