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Diffstat (limited to 'src/arch/riscv/payload.S')
| -rw-r--r-- | src/arch/riscv/payload.S | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/src/arch/riscv/payload.S b/src/arch/riscv/payload.S deleted file mode 100644 index 1b8cb96110..0000000000 --- a/src/arch/riscv/payload.S +++ /dev/null @@ -1,35 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2016 Google Inc - * Copyright (C) 2018 Jonathan Neuschäfer - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -// "return" to a payload. a0: FDT, a1: entry point - .global riscvpayload -riscvpayload: - /* Load the entry point */ - mv t0, a1 - csrw mepc, t0 - csrr t0, mstatus - - /* Set mstatus.MPP (the previous privilege mode) to supervisor mode */ - li t1, ~(3<<11) - and t0, t0, t1 - li t2, (1<<11) - or t0, t0, t2 - csrw mstatus, t0 - - /* Pass the right arguments and jump! */ - mv a1, a0 - csrr a0, mhartid - mret |