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-rw-r--r--tests/qtest/cxl-test.c146
1 files changed, 105 insertions, 41 deletions
diff --git a/tests/qtest/cxl-test.c b/tests/qtest/cxl-test.c
index 61f25a7..edcad4a 100644
--- a/tests/qtest/cxl-test.c
+++ b/tests/qtest/cxl-test.c
@@ -8,50 +8,72 @@
#include "qemu/osdep.h"
#include "libqtest-single.h"
-#define QEMU_PXB_CMD "-machine q35,cxl=on " \
- "-device pxb-cxl,id=cxl.0,bus=pcie.0,bus_nr=52 " \
- "-M cxl-fmw.0.targets.0=cxl.0,cxl-fmw.0.size=4G "
+#define QEMU_PXB_CMD \
+ "-machine q35,cxl=on " \
+ "-device pxb-cxl,id=cxl.0,bus=pcie.0,bus_nr=52 " \
+ "-M cxl-fmw.0.targets.0=cxl.0,cxl-fmw.0.size=4G "
-#define QEMU_2PXB_CMD "-machine q35,cxl=on " \
- "-device pxb-cxl,id=cxl.0,bus=pcie.0,bus_nr=52 " \
- "-device pxb-cxl,id=cxl.1,bus=pcie.0,bus_nr=53 " \
- "-M cxl-fmw.0.targets.0=cxl.0,cxl-fmw.0.targets.1=cxl.1,cxl-fmw.0.size=4G "
+#define QEMU_2PXB_CMD \
+ "-machine q35,cxl=on " \
+ "-device pxb-cxl,id=cxl.0,bus=pcie.0,bus_nr=52 " \
+ "-device pxb-cxl,id=cxl.1,bus=pcie.0,bus_nr=53 " \
+ "-M cxl-fmw.0.targets.0=cxl.0,cxl-fmw.0.targets.1=cxl.1,cxl-fmw.0.size=4G "
-#define QEMU_RP "-device cxl-rp,id=rp0,bus=cxl.0,chassis=0,slot=0 "
+#define QEMU_RP \
+ "-device cxl-rp,id=rp0,bus=cxl.0,chassis=0,slot=0 "
/* Dual ports on first pxb */
-#define QEMU_2RP "-device cxl-rp,id=rp0,bus=cxl.0,chassis=0,slot=0 " \
- "-device cxl-rp,id=rp1,bus=cxl.0,chassis=0,slot=1 "
+#define QEMU_2RP \
+ "-device cxl-rp,id=rp0,bus=cxl.0,chassis=0,slot=0 " \
+ "-device cxl-rp,id=rp1,bus=cxl.0,chassis=0,slot=1 "
/* Dual ports on each of the pxb instances */
-#define QEMU_4RP "-device cxl-rp,id=rp0,bus=cxl.0,chassis=0,slot=0 " \
- "-device cxl-rp,id=rp1,bus=cxl.0,chassis=0,slot=1 " \
- "-device cxl-rp,id=rp2,bus=cxl.1,chassis=0,slot=2 " \
- "-device cxl-rp,id=rp3,bus=cxl.1,chassis=0,slot=3 "
-
-#define QEMU_T3D "-object memory-backend-file,id=cxl-mem0,mem-path=%s,size=256M " \
- "-object memory-backend-file,id=lsa0,mem-path=%s,size=256M " \
- "-device cxl-type3,bus=rp0,memdev=cxl-mem0,lsa=lsa0,id=cxl-pmem0 "
-
-#define QEMU_2T3D "-object memory-backend-file,id=cxl-mem0,mem-path=%s,size=256M " \
- "-object memory-backend-file,id=lsa0,mem-path=%s,size=256M " \
- "-device cxl-type3,bus=rp0,memdev=cxl-mem0,lsa=lsa0,id=cxl-pmem0 " \
- "-object memory-backend-file,id=cxl-mem1,mem-path=%s,size=256M " \
- "-object memory-backend-file,id=lsa1,mem-path=%s,size=256M " \
- "-device cxl-type3,bus=rp1,memdev=cxl-mem1,lsa=lsa1,id=cxl-pmem1 "
-
-#define QEMU_4T3D "-object memory-backend-file,id=cxl-mem0,mem-path=%s,size=256M " \
- "-object memory-backend-file,id=lsa0,mem-path=%s,size=256M " \
- "-device cxl-type3,bus=rp0,memdev=cxl-mem0,lsa=lsa0,id=cxl-pmem0 " \
- "-object memory-backend-file,id=cxl-mem1,mem-path=%s,size=256M " \
- "-object memory-backend-file,id=lsa1,mem-path=%s,size=256M " \
- "-device cxl-type3,bus=rp1,memdev=cxl-mem1,lsa=lsa1,id=cxl-pmem1 " \
- "-object memory-backend-file,id=cxl-mem2,mem-path=%s,size=256M " \
- "-object memory-backend-file,id=lsa2,mem-path=%s,size=256M " \
- "-device cxl-type3,bus=rp2,memdev=cxl-mem2,lsa=lsa2,id=cxl-pmem2 " \
- "-object memory-backend-file,id=cxl-mem3,mem-path=%s,size=256M " \
- "-object memory-backend-file,id=lsa3,mem-path=%s,size=256M " \
- "-device cxl-type3,bus=rp3,memdev=cxl-mem3,lsa=lsa3,id=cxl-pmem3 "
+#define QEMU_4RP \
+ "-device cxl-rp,id=rp0,bus=cxl.0,chassis=0,slot=0 " \
+ "-device cxl-rp,id=rp1,bus=cxl.0,chassis=0,slot=1 " \
+ "-device cxl-rp,id=rp2,bus=cxl.1,chassis=0,slot=2 " \
+ "-device cxl-rp,id=rp3,bus=cxl.1,chassis=0,slot=3 "
+
+#define QEMU_T3D_DEPRECATED \
+ "-object memory-backend-file,id=cxl-mem0,mem-path=%s,size=256M " \
+ "-object memory-backend-file,id=lsa0,mem-path=%s,size=256M " \
+ "-device cxl-type3,bus=rp0,memdev=cxl-mem0,lsa=lsa0,id=cxl-pmem0 "
+
+#define QEMU_T3D_PMEM \
+ "-object memory-backend-file,id=cxl-mem0,mem-path=%s,size=256M " \
+ "-object memory-backend-file,id=lsa0,mem-path=%s,size=256M " \
+ "-device cxl-type3,bus=rp0,persistent-memdev=cxl-mem0,lsa=lsa0,id=pmem0 "
+
+#define QEMU_T3D_VMEM \
+ "-object memory-backend-ram,id=cxl-mem0,size=256M " \
+ "-device cxl-type3,bus=rp0,volatile-memdev=cxl-mem0,id=mem0 "
+
+#define QEMU_T3D_VMEM_LSA \
+ "-object memory-backend-ram,id=cxl-mem0,size=256M " \
+ "-object memory-backend-file,id=lsa0,mem-path=%s,size=256M " \
+ "-device cxl-type3,bus=rp0,volatile-memdev=cxl-mem0,lsa=lsa0,id=mem0 "
+
+#define QEMU_2T3D \
+ "-object memory-backend-file,id=cxl-mem0,mem-path=%s,size=256M " \
+ "-object memory-backend-file,id=lsa0,mem-path=%s,size=256M " \
+ "-device cxl-type3,bus=rp0,persistent-memdev=cxl-mem0,lsa=lsa0,id=pmem0 " \
+ "-object memory-backend-file,id=cxl-mem1,mem-path=%s,size=256M " \
+ "-object memory-backend-file,id=lsa1,mem-path=%s,size=256M " \
+ "-device cxl-type3,bus=rp1,persistent-memdev=cxl-mem1,lsa=lsa1,id=pmem1 "
+
+#define QEMU_4T3D \
+ "-object memory-backend-file,id=cxl-mem0,mem-path=%s,size=256M " \
+ "-object memory-backend-file,id=lsa0,mem-path=%s,size=256M " \
+ "-device cxl-type3,bus=rp0,persistent-memdev=cxl-mem0,lsa=lsa0,id=pmem0 " \
+ "-object memory-backend-file,id=cxl-mem1,mem-path=%s,size=256M " \
+ "-object memory-backend-file,id=lsa1,mem-path=%s,size=256M " \
+ "-device cxl-type3,bus=rp1,persistent-memdev=cxl-mem1,lsa=lsa1,id=pmem1 " \
+ "-object memory-backend-file,id=cxl-mem2,mem-path=%s,size=256M " \
+ "-object memory-backend-file,id=lsa2,mem-path=%s,size=256M " \
+ "-device cxl-type3,bus=rp2,persistent-memdev=cxl-mem2,lsa=lsa2,id=pmem2 " \
+ "-object memory-backend-file,id=cxl-mem3,mem-path=%s,size=256M " \
+ "-object memory-backend-file,id=lsa3,mem-path=%s,size=256M " \
+ "-device cxl-type3,bus=rp3,persistent-memdev=cxl-mem3,lsa=lsa3,id=pmem3 "
static void cxl_basic_hb(void)
{
@@ -90,14 +112,53 @@ static void cxl_2root_port(void)
}
#ifdef CONFIG_POSIX
-static void cxl_t3d(void)
+static void cxl_t3d_deprecated(void)
{
g_autoptr(GString) cmdline = g_string_new(NULL);
g_autofree const char *tmpfs = NULL;
tmpfs = g_dir_make_tmp("cxl-test-XXXXXX", NULL);
- g_string_printf(cmdline, QEMU_PXB_CMD QEMU_RP QEMU_T3D, tmpfs, tmpfs);
+ g_string_printf(cmdline, QEMU_PXB_CMD QEMU_RP QEMU_T3D_DEPRECATED,
+ tmpfs, tmpfs);
+
+ qtest_start(cmdline->str);
+ qtest_end();
+}
+
+static void cxl_t3d_persistent(void)
+{
+ g_autoptr(GString) cmdline = g_string_new(NULL);
+ g_autofree const char *tmpfs = NULL;
+
+ tmpfs = g_dir_make_tmp("cxl-test-XXXXXX", NULL);
+
+ g_string_printf(cmdline, QEMU_PXB_CMD QEMU_RP QEMU_T3D_PMEM,
+ tmpfs, tmpfs);
+
+ qtest_start(cmdline->str);
+ qtest_end();
+}
+
+static void cxl_t3d_volatile(void)
+{
+ g_autoptr(GString) cmdline = g_string_new(NULL);
+
+ g_string_printf(cmdline, QEMU_PXB_CMD QEMU_RP QEMU_T3D_VMEM);
+
+ qtest_start(cmdline->str);
+ qtest_end();
+}
+
+static void cxl_t3d_volatile_lsa(void)
+{
+ g_autoptr(GString) cmdline = g_string_new(NULL);
+ g_autofree const char *tmpfs = NULL;
+
+ tmpfs = g_dir_make_tmp("cxl-test-XXXXXX", NULL);
+
+ g_string_printf(cmdline, QEMU_PXB_CMD QEMU_RP QEMU_T3D_VMEM_LSA,
+ tmpfs);
qtest_start(cmdline->str);
qtest_end();
@@ -147,7 +208,10 @@ int main(int argc, char **argv)
qtest_add_func("/pci/cxl/rp", cxl_root_port);
qtest_add_func("/pci/cxl/rp_x2", cxl_2root_port);
#ifdef CONFIG_POSIX
- qtest_add_func("/pci/cxl/type3_device", cxl_t3d);
+ qtest_add_func("/pci/cxl/type3_device", cxl_t3d_deprecated);
+ qtest_add_func("/pci/cxl/type3_device_pmem", cxl_t3d_persistent);
+ qtest_add_func("/pci/cxl/type3_device_vmem", cxl_t3d_volatile);
+ qtest_add_func("/pci/cxl/type3_device_vmem_lsa", cxl_t3d_volatile_lsa);
qtest_add_func("/pci/cxl/rp_x2_type3_x2", cxl_1pxb_2rp_2t3d);
qtest_add_func("/pci/cxl/pxb_x2_root_port_x4_type3_x4", cxl_2pxb_4rp_4t3d);
#endif
generated by cgit v1.1 at 2025-01-15 14:18:10 +0000