[Pdbg] [PATCH v2 07/20] tests: Add fapi p10 address translation tests

Amitay Isaacs amitay at ozlabs.org
Thu Oct 1 17:08:01 AEST 2020


From: Alistair Popple <alistair at popple.id.au>

Signed-off-by: Alistair Popple <alistair at popple.id.au>
---
 Makefile.am                                   |   7 ++
 src/tests/libpdbg_p10_fapi_translation_test.C | 113 ++++++++++++++++++
 2 files changed, 120 insertions(+)
 create mode 100644 src/tests/libpdbg_p10_fapi_translation_test.C

diff --git a/Makefile.am b/Makefile.am
index 779c52c..ceeadb9 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -16,6 +16,7 @@ libpdbg_tests = libpdbg_target_test \
 bin_PROGRAMS = pdbg
 check_PROGRAMS = $(libpdbg_tests) libpdbg_dtree_test \
 		libpdbg_p9_fapi_translation_test \
+		libpdbg_p10_fapi_translation_test \
 		optcmd_test hexdump_test cronus_proxy \
 		libpdbg_prop_test libpdbg_attr_test \
 		libpdbg_traverse_test
@@ -252,6 +253,12 @@ libpdbg_p9_fapi_translation_test_CXXFLAGS = $(libpdbg_test_cflags)
 libpdbg_p9_fapi_translation_test_LDFLAGS = $(libpdbg_test_ldflags)
 libpdbg_p9_fapi_translation_test_LDADD = $(libpdbg_test_ldadd)
 
+libpdbg_p10_fapi_translation_test_SOURCES = src/tests/libpdbg_p10_fapi_translation_test.C \
+					   src/tests/p10_scominfo.C src/tests/p10_scom_addr.C
+libpdbg_p10_fapi_translation_test_CXXFLAGS = $(libpdbg_test_cflags)
+libpdbg_p10_fapi_translation_test_LDFLAGS = $(libpdbg_test_ldflags)
+libpdbg_p10_fapi_translation_test_LDADD = $(libpdbg_test_ldadd)
+
 libpdbg_prop_test_SOURCES = src/tests/libpdbg_prop_test.c
 libpdbg_prop_test_CFLAGS = $(libpdbg_test_cflags)
 libpdbg_prop_test_LDFLAGS = $(libpdbg_test_ldflags)
diff --git a/src/tests/libpdbg_p10_fapi_translation_test.C b/src/tests/libpdbg_p10_fapi_translation_test.C
new file mode 100644
index 0000000..eb6db73
--- /dev/null
+++ b/src/tests/libpdbg_p10_fapi_translation_test.C
@@ -0,0 +1,113 @@
+#include <stdio.h>
+#include <inttypes.h>
+
+#define class klass
+#include "libpdbg/libpdbg.h"
+#include "libpdbg/hwunit.h"
+#include "libpdbg/target.h"
+#undef class
+
+#include "p10_scominfo.H"
+
+#define MAX_INDEX 30
+
+int test_unit_translation(struct pdbg_target *target, p10ChipUnits_t cu, int index, uint64_t addr)
+{
+	uint64_t pdbg_addr, fapi_addr;
+
+	target->index = index;
+
+	/* TODO: Check standard chiplet translation */
+	if (!target->translate)
+		return 1;
+
+	if (validateChipUnitNum(index, cu))
+		return 1;
+
+	pdbg_addr = target->translate(target, addr);
+	fapi_addr = p10_scominfo_createChipUnitScomAddr(cu, 0x10, index, addr, 0);
+
+	/* Ignore bad addresses. We should really test that we get an assert error
+	 * from the translation code though. */
+	if (fapi_addr == FAILED_TRANSLATION)
+		return 1;
+
+	if (pdbg_addr != fapi_addr)
+		fprintf(stderr,
+			"PDBG Address 0x%016" PRIx64 " does not match FAPI Address 0x%016" PRIx64
+			" for address 0x%016" PRIx64 " on target %s@%d\n",
+			pdbg_addr, fapi_addr, addr, pdbg_target_path(target), index);
+
+	return pdbg_addr == fapi_addr;
+}
+
+static struct chip_unit {
+	p10ChipUnits_t cu;
+	const char *classname;
+} chip_unit[] = {
+	{ PU_C_CHIPUNIT, "core" },
+	{ PU_EQ_CHIPUNIT, "eq" },
+	{ PU_PEC_CHIPUNIT, "pec" },
+	{ PU_PHB_CHIPUNIT, "phb" },
+	{ PU_MI_CHIPUNIT, "mi" },
+	{ PU_MCC_CHIPUNIT, "mcc" },
+	{ PU_OMIC_CHIPUNIT, "omic" },
+	{ PU_OMI_CHIPUNIT, "omi" },
+	{ PU_PERV_CHIPUNIT, "chiplet" },
+	{ PU_MC_CHIPUNIT, "mc" },
+	{ PU_NMMU_CHIPUNIT, "nmmu" },
+	{ PU_IOHS_CHIPUNIT, "iohs" },
+	{ PU_PAU_CHIPUNIT, "pau" },
+	{ PU_PAUC_CHIPUNIT, "pauc" },
+	{ NONE, NULL },
+};
+
+int main(int argc, const char **argv)
+{
+	struct pdbg_target *target;
+	p10ChipUnits_t cu = NONE;
+	int i, count=0;
+
+	if (argc != 2) {
+		fprintf(stderr, "Usage: %s <class>\n", argv[0]);
+		return 1;
+	}
+
+	// pdbg_set_loglevel(PDBG_DEBUG);
+
+	pdbg_targets_init(NULL);
+
+	for (i=0; chip_unit[i].classname; i++) {
+		if (!strcmp(argv[1], chip_unit[i].classname)) {
+			cu = chip_unit[i].cu;
+		}
+	}
+
+	if (cu == NONE) {
+		fprintf(stderr, "Unknown class '%s'\n", argv[1]);
+		return 1;
+	}
+
+	pdbg_for_each_class_target(argv[1], target) {
+		uint64_t addr;
+		int index = pdbg_target_index(target);
+
+		/*  We only need to test targets on proc0, translation won't change for
+		 *  other procs */
+		if (pdbg_target_index(pdbg_target_parent("proc", target)))
+			continue;
+
+		printf("Testing %s  %d\n", pdbg_target_path(target), index);
+		/* Test every sat offset */
+		for (addr = 0; addr < 0xffffffff; addr += 0x40)
+			assert(test_unit_translation(target, cu, index, addr));
+
+		count++;
+	}
+
+	if (count == 0) {
+		printf("Test skipped for class '%s'\n", argv[1]);
+	}
+
+	return 0;
+}
-- 
2.26.2



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