GKaszewski/k-os
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

feat(storage): full file protocol over per-client shared region (badged clients, owned handles, clamped lengths, ReadOnly on unwritable disk); init loads via libkos::fs; drop boot shared buffer

Browse Source
This commit is contained in:
Gabriel Kaszewski
2026-10-27 12:42:37 +01:00
parent 694c675a40
commit 909b3f0503
19 changed files with 827 additions and 506 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
crates/adapter-riscv/src/main.rs
View File

@@ -106,9 +106,6 @@ boot_page_table:
"#
);
const SHARED_BUF_VA: usize = 0x30000;
const SHARED_BUF_PAGES: usize = 16;
#[unsafe(no_mangle)]
extern "C" fn kmain(hart: usize) -> ! {
let uart = Uart::new();
@@ -121,10 +118,7 @@ extern "C" fn kmain(hart: usize) -> ! {
let mut blk =
boot::hardware::probe_block_device(&uart).unwrap_or_else(|| halt(&uart, "no block device"));
let (init, init_thread) = boot::loader::load_init(&uart, &mut blk);
if let Some(ctx) = kern_mut().thread_context_mut(init_thread) {
ctx.registers_mut()[10] = SHARED_BUF_VA;
}
let (init, _) = boot::loader::load_init(&uart, &mut blk);
let storage = boot::loader::load_server(&uart, &mut blk, b"storage.elf", "storage");
let display = boot::loader::load_server(&uart, &mut blk, b"display.elf", "display");
let input = boot::loader::load_server(&uart, &mut blk, b"input.elf", "input");
@@ -133,13 +127,6 @@ extern "C" fn kmain(hart: usize) -> ! {
kern_mut()
.register_board(init.pid, &board)
.unwrap_or_else(|_| halt(&uart, "board registration failed"));
devices::shared_buffer(
&uart,
init.pid,
storage.pid,
SHARED_BUF_VA,
SHARED_BUF_PAGES,
);
devices::display_quota(&uart, display.pid);
boot::caps::grant_all(&uart, init.pid, storage.pid, display.pid, input.pid);
// After grant_all, so the slots init already relies on stay put.