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processctl() PCTL_SPAWN cmd, scheduler embryo state, redirected pipes

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This commit is contained in:
Kamil Kowalczyk
2025-09-10 01:11:22 +02:00
parent c4c26e0e19
commit 91c493c818
17 changed files with 183 additions and 28 deletions
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14
kernel/proc/serialproc/serialproc.c
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@ -12,9 +12,9 @@ Proc *SERIALPROC;
void serialproc_init(Proc *proc) {
SERIALPROC = proc;
SERIALPROC->pipes[0] = dlmalloc(sizeof(IpcPipe));
ipc_pipeinit(SERIALPROC->pipes[0]);
ipc_pipeinit(SERIALPROC->pipes[0], SERIALPROC->pid);
SERIALPROC->pipes[1] = dlmalloc(sizeof(IpcPipe));
ipc_pipeinit(SERIALPROC->pipes[1]);
ipc_pipeinit(SERIALPROC->pipes[1], SERIALPROC->pid);
io_out8(SERIAL_PORT + 1, 0x00);
io_out8(SERIAL_PORT + 3, 0x80);
@ -56,7 +56,10 @@ void serialproc_fn(void) {
for (;;) {
hal_memset(buf, 0, sizeof(buf));
int32_t read = ipc_piperead(SERIALPROC->pipes[1], (uint8_t *)buf, sizeof(buf));
spinlock_acquire(&SERIALPROC->pipes_spinlock);
IpcPipe *inpipe = SERIALPROC->pipes[1];
spinlock_release(&SERIALPROC->pipes_spinlock);
int32_t read = ipc_piperead(inpipe, (uint8_t *)buf, sizeof(buf));
if (read > 0) {
for (size_t i = 0; i < sizeof(buf); i++) {
serialproc_write(buf[i]);
@ -68,6 +71,9 @@ void serialproc_fn(void) {
}
uint8_t inchar = io_in8(SERIAL_PORT);
ipc_pipewrite(SERIALPROC->pipes[0], &inchar, sizeof(inchar));
spinlock_acquire(&SERIALPROC->pipes_spinlock);
IpcPipe *outpipe = SERIALPROC->pipes[0];
spinlock_release(&SERIALPROC->pipes_spinlock);
ipc_pipewrite(outpipe, &inchar, sizeof(inchar));
}
}