From e4bcec0c3c8527a3f2be2791fa6a89387b9116c1 Mon Sep 17 00:00:00 2001 From: Robert Hoo Date: Mon, 4 Jul 2022 16:58:52 +0800 Subject: [PATCH] acpi/nvdimm: Define trace events for NVDIMM and substitute nvdimm_debug() Signed-off-by: Robert Hoo Reviewed-by: Jingqi Liu Message-Id: <20220704085852.330005-1-robert.hu@linux.intel.com> Reviewed-by: Igor Mammedov Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/acpi/nvdimm.c | 35 ++++++++++++++++------------------- hw/acpi/trace-events | 13 +++++++++++++ include/hw/mem/nvdimm.h | 8 -------- 3 files changed, 29 insertions(+), 27 deletions(-) diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c index 5f85b1632706..31e46df0bdb4 100644 --- a/hw/acpi/nvdimm.c +++ b/hw/acpi/nvdimm.c @@ -35,6 +35,7 @@ #include "hw/nvram/fw_cfg.h" #include "hw/mem/nvdimm.h" #include "qemu/nvdimm-utils.h" +#include "trace.h" /* * define Byte Addressable Persistent Memory (PM) Region according to @@ -550,8 +551,8 @@ static void nvdimm_dsm_func_read_fit(NVDIMMState *state, NvdimmDsmIn *in, fit = fit_buf->fit; - nvdimm_debug("Read FIT: offset 0x%x FIT size 0x%x Dirty %s.\n", - read_fit->offset, fit->len, fit_buf->dirty ? "Yes" : "No"); + trace_acpi_nvdimm_read_fit(read_fit->offset, fit->len, + fit_buf->dirty ? "Yes" : "No"); if (read_fit->offset > fit->len) { func_ret_status = NVDIMM_DSM_RET_STATUS_INVALID; @@ -658,7 +659,7 @@ static void nvdimm_dsm_label_size(NVDIMMDevice *nvdimm, hwaddr dsm_mem_addr) label_size = nvdimm->label_size; mxfer = nvdimm_get_max_xfer_label_size(); - nvdimm_debug("label_size 0x%x, max_xfer 0x%x.\n", label_size, mxfer); + trace_acpi_nvdimm_label_info(label_size, mxfer); label_size_out.func_ret_status = cpu_to_le32(NVDIMM_DSM_RET_STATUS_SUCCESS); label_size_out.label_size = cpu_to_le32(label_size); @@ -674,20 +675,18 @@ static uint32_t nvdimm_rw_label_data_check(NVDIMMDevice *nvdimm, uint32_t ret = NVDIMM_DSM_RET_STATUS_INVALID; if (offset + length < offset) { - nvdimm_debug("offset 0x%x + length 0x%x is overflow.\n", offset, - length); + trace_acpi_nvdimm_label_overflow(offset, length); return ret; } if (nvdimm->label_size < offset + length) { - nvdimm_debug("position 0x%x is beyond label data (len = %" PRIx64 ").\n", - offset + length, nvdimm->label_size); + trace_acpi_nvdimm_label_oversize(offset + length, nvdimm->label_size); return ret; } if (length > nvdimm_get_max_xfer_label_size()) { - nvdimm_debug("length (0x%x) is larger than max_xfer (0x%x).\n", - length, nvdimm_get_max_xfer_label_size()); + trace_acpi_nvdimm_label_xfer_exceed(length, + nvdimm_get_max_xfer_label_size()); return ret; } @@ -710,8 +709,8 @@ static void nvdimm_dsm_get_label_data(NVDIMMDevice *nvdimm, NvdimmDsmIn *in, get_label_data->offset = le32_to_cpu(get_label_data->offset); get_label_data->length = le32_to_cpu(get_label_data->length); - nvdimm_debug("Read Label Data: offset 0x%x length 0x%x.\n", - get_label_data->offset, get_label_data->length); + trace_acpi_nvdimm_read_label(get_label_data->offset, + get_label_data->length); status = nvdimm_rw_label_data_check(nvdimm, get_label_data->offset, get_label_data->length); @@ -749,8 +748,8 @@ static void nvdimm_dsm_set_label_data(NVDIMMDevice *nvdimm, NvdimmDsmIn *in, set_label_data->offset = le32_to_cpu(set_label_data->offset); set_label_data->length = le32_to_cpu(set_label_data->length); - nvdimm_debug("Write Label Data: offset 0x%x length 0x%x.\n", - set_label_data->offset, set_label_data->length); + trace_acpi_nvdimm_write_label(set_label_data->offset, + set_label_data->length); status = nvdimm_rw_label_data_check(nvdimm, set_label_data->offset, set_label_data->length); @@ -821,7 +820,7 @@ static void nvdimm_dsm_device(NvdimmDsmIn *in, hwaddr dsm_mem_addr) static uint64_t nvdimm_dsm_read(void *opaque, hwaddr addr, unsigned size) { - nvdimm_debug("BUG: we never read _DSM IO Port.\n"); + trace_acpi_nvdimm_read_io_port(); return 0; } @@ -832,7 +831,7 @@ nvdimm_dsm_write(void *opaque, hwaddr addr, uint64_t val, unsigned size) NvdimmDsmIn *in; hwaddr dsm_mem_addr = val; - nvdimm_debug("dsm memory address 0x%" HWADDR_PRIx ".\n", dsm_mem_addr); + trace_acpi_nvdimm_dsm_mem_addr(dsm_mem_addr); /* * The DSM memory is mapped to guest address space so an evil guest @@ -846,12 +845,10 @@ nvdimm_dsm_write(void *opaque, hwaddr addr, uint64_t val, unsigned size) in->function = le32_to_cpu(in->function); in->handle = le32_to_cpu(in->handle); - nvdimm_debug("Revision 0x%x Handler 0x%x Function 0x%x.\n", in->revision, - in->handle, in->function); + trace_acpi_nvdimm_dsm_info(in->revision, in->handle, in->function); if (in->revision != 0x1 /* Currently we only support DSM Spec Rev1. */) { - nvdimm_debug("Revision 0x%x is not supported, expect 0x%x.\n", - in->revision, 0x1); + trace_acpi_nvdimm_invalid_revision(in->revision); nvdimm_dsm_no_payload(NVDIMM_DSM_RET_STATUS_UNSUPPORT, dsm_mem_addr); goto exit; } diff --git a/hw/acpi/trace-events b/hw/acpi/trace-events index 2250126a22b2..eb60b04f9bce 100644 --- a/hw/acpi/trace-events +++ b/hw/acpi/trace-events @@ -70,3 +70,16 @@ acpi_erst_reset_out(unsigned record_count) "record_count %u" acpi_erst_post_load(void *header, unsigned slot_size) "header: 0x%p slot_size %u" acpi_erst_class_init_in(void) acpi_erst_class_init_out(void) + +# nvdimm.c +acpi_nvdimm_read_fit(uint32_t offset, uint32_t len, const char *dirty) "Read FIT: offset 0x%" PRIx32 " FIT size 0x%" PRIx32 " Dirty %s" +acpi_nvdimm_label_info(uint32_t label_size, uint32_t mxfer) "label_size 0x%" PRIx32 ", max_xfer 0x%" PRIx32 +acpi_nvdimm_label_overflow(uint32_t offset, uint32_t length) "offset 0x%" PRIx32 " + length 0x%" PRIx32 " is overflow" +acpi_nvdimm_label_oversize(uint32_t pos, uint64_t size) "position 0x%" PRIx32 " is beyond label data (len = %" PRIu64 ")" +acpi_nvdimm_label_xfer_exceed(uint32_t length, uint32_t max_xfer) "length (0x%" PRIx32 ") is larger than max_xfer (0x%" PRIx32 ")" +acpi_nvdimm_read_label(uint32_t offset, uint32_t length) "Read Label Data: offset 0x%" PRIx32 " length 0x%" PRIx32 +acpi_nvdimm_write_label(uint32_t offset, uint32_t length) "Write Label Data: offset 0x%" PRIx32 " length 0x%" PRIx32 +acpi_nvdimm_read_io_port(void) "Alert: we never read _DSM IO Port" +acpi_nvdimm_dsm_mem_addr(uint64_t dsm_mem_addr) "dsm memory address 0x%" PRIx64 +acpi_nvdimm_dsm_info(uint32_t revision, uint32_t handle, uint32_t function) "Revision 0x%" PRIx32 " Handle 0x%" PRIx32 " Function 0x%" PRIx32 +acpi_nvdimm_invalid_revision(uint32_t revision) "Revision 0x%" PRIx32 " is not supported, expect 0x1" diff --git a/include/hw/mem/nvdimm.h b/include/hw/mem/nvdimm.h index cf8f59be44f9..acf887c83d98 100644 --- a/include/hw/mem/nvdimm.h +++ b/include/hw/mem/nvdimm.h @@ -29,14 +29,6 @@ #include "hw/acpi/aml-build.h" #include "qom/object.h" -#define NVDIMM_DEBUG 0 -#define nvdimm_debug(fmt, ...) \ - do { \ - if (NVDIMM_DEBUG) { \ - fprintf(stderr, "nvdimm: " fmt, ## __VA_ARGS__); \ - } \ - } while (0) - /* * The minimum label data size is required by NVDIMM Namespace * specification, see the chapter 2 Namespaces: