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feat(adapter): higher-half kernel (linked at PHYS_OFFSET, boot trampoline, no low mappings), fix SBI ecall clobbers

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Gabriel Kaszewski
2026-10-27 00:25:20 +01:00
parent 55758ae5b2
commit b87a62475f
20 changed files with 208 additions and 143 deletions
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9
crates/adapter-riscv/src/hw/plic.rs
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@@ -1,9 +1,10 @@
use crate::board;
const PLIC_PRIORITY: usize = board::PLIC_BASE;
const PLIC_S_ENABLE: usize = board::PLIC_BASE + 0x2080;
const PLIC_S_THRESHOLD: usize = board::PLIC_BASE + 0x201000;
const PLIC_S_CLAIM: usize = board::PLIC_BASE + 0x201004;
const PLIC: usize = crate::mmu::phys_to_virt(board::PLIC_BASE);
const PLIC_PRIORITY: usize = PLIC;
const PLIC_S_ENABLE: usize = PLIC + 0x2080;
const PLIC_S_THRESHOLD: usize = PLIC + 0x201000;
const PLIC_S_CLAIM: usize = PLIC + 0x201004;
pub struct Plic;