mirror of https://gitlab.com/qemu-project/qemu
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
222 lines
6.8 KiB
C
222 lines
6.8 KiB
C
/*
|
|
* QTest testcase for CXL
|
|
*
|
|
* This work is licensed under the terms of the GNU GPL, version 2 or later.
|
|
* See the COPYING file in the top-level directory.
|
|
*/
|
|
|
|
#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_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 "
|
|
|
|
/* 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 "
|
|
|
|
/* 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_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)
|
|
{
|
|
qtest_start("-machine q35,cxl=on");
|
|
qtest_end();
|
|
}
|
|
|
|
static void cxl_basic_pxb(void)
|
|
{
|
|
qtest_start("-machine q35,cxl=on -device pxb-cxl,bus=pcie.0");
|
|
qtest_end();
|
|
}
|
|
|
|
static void cxl_pxb_with_window(void)
|
|
{
|
|
qtest_start(QEMU_PXB_CMD);
|
|
qtest_end();
|
|
}
|
|
|
|
static void cxl_2pxb_with_window(void)
|
|
{
|
|
qtest_start(QEMU_2PXB_CMD);
|
|
qtest_end();
|
|
}
|
|
|
|
static void cxl_root_port(void)
|
|
{
|
|
qtest_start(QEMU_PXB_CMD QEMU_RP);
|
|
qtest_end();
|
|
}
|
|
|
|
static void cxl_2root_port(void)
|
|
{
|
|
qtest_start(QEMU_PXB_CMD QEMU_2RP);
|
|
qtest_end();
|
|
}
|
|
|
|
#ifdef CONFIG_POSIX
|
|
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_DEPRECATED,
|
|
tmpfs, tmpfs);
|
|
|
|
qtest_start(cmdline->str);
|
|
qtest_end();
|
|
rmdir(tmpfs);
|
|
}
|
|
|
|
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();
|
|
rmdir(tmpfs);
|
|
}
|
|
|
|
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();
|
|
rmdir(tmpfs);
|
|
}
|
|
|
|
static void cxl_1pxb_2rp_2t3d(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_2RP QEMU_2T3D,
|
|
tmpfs, tmpfs, tmpfs, tmpfs);
|
|
|
|
qtest_start(cmdline->str);
|
|
qtest_end();
|
|
rmdir(tmpfs);
|
|
}
|
|
|
|
static void cxl_2pxb_4rp_4t3d(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_2PXB_CMD QEMU_4RP QEMU_4T3D,
|
|
tmpfs, tmpfs, tmpfs, tmpfs, tmpfs, tmpfs,
|
|
tmpfs, tmpfs);
|
|
|
|
qtest_start(cmdline->str);
|
|
qtest_end();
|
|
rmdir(tmpfs);
|
|
}
|
|
#endif /* CONFIG_POSIX */
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
g_test_init(&argc, &argv, NULL);
|
|
|
|
qtest_add_func("/pci/cxl/basic_hostbridge", cxl_basic_hb);
|
|
qtest_add_func("/pci/cxl/basic_pxb", cxl_basic_pxb);
|
|
qtest_add_func("/pci/cxl/pxb_with_window", cxl_pxb_with_window);
|
|
qtest_add_func("/pci/cxl/pxb_x2_with_window", cxl_2pxb_with_window);
|
|
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_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
|
|
return g_test_run();
|
|
}
|