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ptos: ps: Add new VAS per-process

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Signed-off-by: Chloe M. <chloe@mensia.org>
This commit is contained in:
Chloe M.
2026-07-14 21:27:44 +00:00
parent 181b0fdf61
commit 1601bfe87b
2 changed files with 13 additions and 0 deletions
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service/ptos/head/ps/process.h
+3
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@@ -9,6 +9,7 @@
#ifndef _PS_PROCESS_H_ #ifndef _PS_PROCESS_H_
#define _PS_PROCESS_H_ 1 #define _PS_PROCESS_H_ 1
#include <hal/mmu.h>
#include <ptapi/status.h> #include <ptapi/status.h>
#include <ptdef.h> #include <ptdef.h>
@@ -27,11 +28,13 @@
* @Name: Name of process * @Name: Name of process
* @Pid: Process ID * @Pid: Process ID
* @Flags: Initialization flags * @Flags: Initialization flags
* @Vas: Virtual address space of process
*/ */
typedef struct _PROCESS { typedef struct _PROCESS {
CHAR Name[PS_NAME_MAX]; CHAR Name[PS_NAME_MAX];
UQUAD Pid; UQUAD Pid;
ULONG Flags; ULONG Flags;
MMU_VAS Vas;
} PROCESS; } PROCESS;
/* /*
service/ptos/ps/process.c
+10
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@@ -18,6 +18,8 @@ PsCreateProcess(const CHAR *Name, ULONG Flags, PROCESS **Result)
{ {
USIZE NameLen; USIZE NameLen;
PROCESS *Process; PROCESS *Process;
MMU_VAS CurrentVas;
PT_STATUS Status;
if (Name == NULL || Result == NULL) { if (Name == NULL || Result == NULL) {
return STATUS_INVALID_PARAM; return STATUS_INVALID_PARAM;
@@ -43,6 +45,14 @@ PsCreateProcess(const CHAR *Name, ULONG Flags, PROCESS **Result)
return STATUS_NO_MEMORY; return STATUS_NO_MEMORY;
} }
/* Fork a new VAS */
HalMmuReadVas(&CurrentVas);
Status = HalMmuForkVas(&CurrentVas, &Process->Vas);
if (PT_ERROR(Status)) {
ExFreePoolWithTag(Process, PS_POOL_TAG);
return Status;
}
RtlMemCpy(Process->Name, Name, NameLen); RtlMemCpy(Process->Name, Name, NameLen);
Process->Pid = AtomicIncQuad(&ProcessId); Process->Pid = AtomicIncQuad(&ProcessId);
Process->Flags = Flags; Process->Flags = Flags;