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Diffstat (limited to 'emulators/qemu/files/kqemu-freebsd-patch')
-rw-r--r--emulators/qemu/files/kqemu-freebsd-patch77
1 files changed, 40 insertions, 37 deletions
diff --git a/emulators/qemu/files/kqemu-freebsd-patch b/emulators/qemu/files/kqemu-freebsd-patch
index 75ff3cfab702..f708608c753a 100644
--- a/emulators/qemu/files/kqemu-freebsd-patch
+++ b/emulators/qemu/files/kqemu-freebsd-patch
@@ -1,20 +1,14 @@
Index: qemu/kqemu/Makefile.freebsd
-@@ -1,9 +1,13 @@
-+# $Id: Makefile.freebsd,v 1.1 2005/04/17 17:21:31 bellard Exp $
- KMOD= kqemu
- SRCS= kqemu-freebsd.c
- .if ${MACHINE_ARCH} == "i386"
- OBJS= kqemu-mod-i386.o
+@@ -5,6 +5,7 @@
.elif ${MACHINE_ARCH} == "amd64"
OBJS= kqemu-mod-x86_64.o
-+.endif
-+.if ${OSVERSION} >= 500000
-+CC= cc
.endif
++CC= cc
WERROR=
+ .include <bsd.kmod.mk>
Index: qemu/kqemu/kqemu-freebsd.c
-@@ -3,20 +3,33 @@
+@@ -3,32 +3,55 @@
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/conf.h>
@@ -23,7 +17,9 @@ Index: qemu/kqemu/kqemu-freebsd.c
#include <sys/ioccom.h>
#include <sys/malloc.h>
#include <sys/module.h>
++#if __FreeBSD_version >= 500000
#include <sys/mutex.h>
++#endif
#include <sys/proc.h>
+#include <sys/resourcevar.h>
+#if __FreeBSD_version >= 500000
@@ -48,7 +44,12 @@ Index: qemu/kqemu/kqemu-freebsd.c
#include <machine/vmparam.h>
#include <machine/stdarg.h>
-@@ -25,10 +38,14 @@
+ #include "kqemu-kernel.h"
+
++#ifndef KQEMU_MAJOR
++#define KQEMU_MAJOR 250
++#endif
++
MALLOC_DECLARE(M_KQEMU);
MALLOC_DEFINE(M_KQEMU, "kqemu", "kqemu buffers");
@@ -64,7 +65,7 @@ Index: qemu/kqemu/kqemu-freebsd.c
struct kqemu_user_page *CDECL kqemu_lock_user_page(unsigned long *ppage_index,
unsigned long user_addr)
{
-@@ -37,14 +54,18 @@
+@@ -37,14 +60,18 @@
vm_paddr_t pa = 0;
int ret;
pmap_t pmap;
@@ -81,16 +82,16 @@ Index: qemu/kqemu/kqemu-freebsd.c
pmap = vm_map_pmap(&vm->vm_map);
pa = pmap_extract(pmap, va);
- // printf("kqemu_lock_user_page(%08lx) va=%08x pa=%08x\n", user_addr, va, pa);
-+ // kqemu_log("kqemu_lock_user_page(%08lx) va=%08x pa=%08x\n", user_addr, va, pa);
++ /* kqemu_log("kqemu_lock_user_page(%08lx) va=%08x pa=%08x\n", user_addr, va, pa); */
*ppage_index = pa >> PAGE_SHIFT;
return (struct kqemu_user_page *)va;
}
-@@ -54,12 +75,16 @@
+@@ -54,12 +81,16 @@
struct vmspace *vm = curproc->p_vmspace;
vm_offset_t va;
int ret;
- // printf("kqemu_unlock_user_page(%08lx)\n", page_index);
-+ // kqemu_log("kqemu_unlock_user_page(%08lx)\n", page_index);
++ /* kqemu_log("kqemu_unlock_user_page(%08lx)\n", page_index); */
va = (vm_offset_t)page;
+#if __FreeBSD_version >= 500000
ret = vm_map_unwire(&vm->vm_map, va, va+PAGE_SIZE, VM_MAP_WIRE_USER);
@@ -104,7 +105,7 @@ Index: qemu/kqemu/kqemu-freebsd.c
}
#endif
}
-@@ -76,20 +101,21 @@
+@@ -76,20 +107,21 @@
va = kmem_alloc(kernel_map, PAGE_SIZE);
if (va == 0) {
@@ -116,7 +117,7 @@ Index: qemu/kqemu/kqemu-freebsd.c
pmap = vm_map_pmap(kernel_map);
pa = pmap_extract(pmap, va);
- // printf("kqemu_alloc_zeroed_page: %08x\n", pa);
-+ // kqemu_log("kqemu_alloc_zeroed_page: %08x\n", pa);
++ /* kqemu_log("kqemu_alloc_zeroed_page: %08x\n", pa); */
*ppage_index = pa >> PAGE_SHIFT;
return (struct kqemu_page *)va;
}
@@ -131,7 +132,7 @@ Index: qemu/kqemu/kqemu-freebsd.c
}
/* return kernel address of the physical page page_index */
-@@ -103,42 +129,29 @@
+@@ -103,42 +135,29 @@
GB of physical memory */
void * CDECL kqemu_vmalloc(unsigned int size)
{
@@ -185,7 +186,7 @@ Index: qemu/kqemu/kqemu-freebsd.c
return pa >> PAGE_SHIFT;
}
-@@ -154,16 +167,48 @@
+@@ -154,16 +173,48 @@
{
}
@@ -204,11 +205,10 @@ Index: qemu/kqemu/kqemu-freebsd.c
+ return ((int)p->p_rtprio.prio - (int)curproc->p_rtprio.prio);
+}
+
- /* return TRUE if a signal is pending (i.e. the guest must stop
- execution) */
- int CDECL kqemu_schedule(void)
- {
-- // printf("kqemu_schedule\n");
++/* return TRUE if a signal is pending (i.e. the guest must stop
++ execution) */
++int CDECL kqemu_schedule(void)
++{
+ struct proc *p = curproc;
+ if (curpriority_cmp(p) > 0) {
+ int s = splhigh();
@@ -221,11 +221,12 @@ Index: qemu/kqemu/kqemu-freebsd.c
+ return issignal(curproc) != 0;
+}
+#else
-+/* return TRUE if a signal is pending (i.e. the guest must stop
-+ execution) */
-+int CDECL kqemu_schedule(void)
-+{
-+ // kqemu_log("kqemu_schedule\n");
+ /* return TRUE if a signal is pending (i.e. the guest must stop
+ execution) */
+ int CDECL kqemu_schedule(void)
+ {
+- // printf("kqemu_schedule\n");
++ /* kqemu_log("kqemu_schedule\n"); */
mtx_lock_spin(&sched_lock);
mi_switch(SW_VOL, NULL);
mtx_unlock_spin(&sched_lock);
@@ -235,18 +236,19 @@ Index: qemu/kqemu/kqemu-freebsd.c
static char log_buf[4096];
-@@ -176,47 +221,154 @@
+@@ -176,47 +227,155 @@
va_end(ap);
}
+#define KQEMU_MAX_INSTANCES 4
+
struct kqemu_instance {
+- // struct semaphore sem;
+#if __FreeBSD_version >= 500000
+ TAILQ_ENTRY(kqemu_instance) kqemu_ent;
+ struct cdev *kqemu_dev;
+#endif
- // struct semaphore sem;
++ /* struct semaphore sem; */
struct kqemu_state *state;
};
@@ -318,7 +320,6 @@ Index: qemu/kqemu/kqemu-freebsd.c
+ *dev = make_dev(&kqemu_cdevsw, unit2minor(unit),
+ UID_ROOT, GID_WHEEL, 0660, "kqemu%d", unit);
+ if (*dev != NULL) {
-+ dev_ref(*dev);
+ (*dev)->si_flags |= SI_CHEAPCLONE;
+ }
+ }
@@ -327,7 +328,9 @@ Index: qemu/kqemu/kqemu-freebsd.c
+
+static void kqemu_destroy(struct kqemu_instance *ks)
+{
++#if __FreeBSD_version >= 500000
+ struct cdev *dev = ks->kqemu_dev;
++#endif
+
+ if (ks->state) {
+ kqemu_delete(ks->state);
@@ -335,8 +338,8 @@ Index: qemu/kqemu/kqemu-freebsd.c
+ }
+
+ free(ks, M_KQEMU);
-+ dev->si_drv1 = NULL;
+#if __FreeBSD_version >= 500000
++ dev->si_drv1 = NULL;
+ TAILQ_REMOVE(&kqemuhead, ks, kqemu_ent);
+ destroy_dev(dev);
+#endif
@@ -394,7 +397,7 @@ Index: qemu/kqemu/kqemu-freebsd.c
{
int error = 0;
int ret;
-@@ -231,8 +383,9 @@
+@@ -231,8 +390,9 @@
break;
}
d1 = *(struct kqemu_init *)addr;
@@ -406,7 +409,7 @@ Index: qemu/kqemu/kqemu-freebsd.c
if (s == NULL) {
error = ENOMEM;
break;
-@@ -248,9 +401,16 @@
+@@ -248,9 +408,16 @@
}
ctx = kqemu_get_cpu_state(s);
*ctx = *(struct kqemu_cpu_state *)addr;
@@ -423,7 +426,7 @@ Index: qemu/kqemu/kqemu-freebsd.c
*(struct kqemu_cpu_state *)addr = *ctx;
break;
}
-@@ -265,10 +425,22 @@
+@@ -265,10 +432,22 @@
/* ARGSUSED */
static int
@@ -447,7 +450,7 @@ Index: qemu/kqemu/kqemu-freebsd.c
}
/* ARGSUSED */
-@@ -276,15 +448,55 @@
+@@ -276,15 +455,55 @@
kqemu_modevent(module_t mod __unused, int type, void *data __unused)
{
int error = 0;
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-22 00:20:06 +0000