*
*******************************************************************************/
-
/**
* @brief This file provides the API functions to build Control Plane Messages
* for XRAN Front Haul layer as defined in XRAN-FH.CUS.0-v02.01.
#include "xran_common.h"
#include "xran_transport.h"
#include "xran_cp_api.h"
-#include "xran_hash.h"
#include "xran_printf.h"
+/**
+ * This structure to store the section information of C-Plane
+ * in order to generate and parse corresponding U-Plane */
struct xran_sectioninfo_db {
- uint32_t max_num;
- uint32_t cur_index;
-#if defined(XRAN_CP_USES_HASHTABLE)
- struct rte_hash *hash;
-#endif
- struct xran_section_info *list;
+ uint32_t cur_index; /**< Current index to store fro this eAXC */
+ struct xran_section_info list[XRAN_MAX_NUM_SECTIONS]; /**< The array of section information */
};
+static struct xran_sectioninfo_db sectiondb[XRAN_MAX_SECTIONDB_CTX][XRAN_DIR_MAX][XRAN_COMPONENT_CARRIERS_MAX][XRAN_MAX_ANTENNA_NR*2];
-static struct xran_sectioninfo_db *sectiondb[XRAN_DIR_MAX];
+/**
+ * @brief Initialize section database.
+ * Allocate required memory space to store section information.
+ * Each eAxC allocates dedicated storage and the entry size is the maximum number of sections.
+ * Total entry size : number of CC * number of antenna * max number of sections * 2(direction)
+ *
+ * @ingroup xran_cp_pkt
+ *
+ * @param pHandle
+ * handle for xRAN interface, currently not being used
+ * @return
+ * XRAN_STATUS_SUCCESS on success
+ * XRAN_STATUS_RESOURCE, if memory is not enough to allocate database area
+ */
int xran_cp_init_sectiondb(void *pHandle)
{
- int i, j, k;
- uint32_t size;
- uint16_t cid;
- struct xran_sectioninfo_db *ptr;
- uint8_t num_eAxc;
+ int ctx, dir, cc, ant;
+ for(ctx=0; ctx < XRAN_MAX_SECTIONDB_CTX; ctx++)
+ for(dir=0; dir < XRAN_DIR_MAX; dir++)
+ for(cc=0; cc < XRAN_COMPONENT_CARRIERS_MAX; cc++)
+ for(ant=0; ant < XRAN_MAX_ANTENNA_NR*2; ant++)
+ sectiondb[ctx][dir][cc][ant].cur_index = 0;
-#if !defined(PRACH_USES_SHARED_PORT)
- num_eAxc = xran_get_num_eAxc(pHandle) * 2;
-#else
- num_eAxc = xran_get_num_eAxc(pHandle);
-#endif
-
- for(i=0; i < XRAN_DIR_MAX; i++) {
- size = (xran_get_num_cc(pHandle) * num_eAxc * sizeof(struct xran_sectioninfo_db));
- print_log("Allocation Size for Section DB : %d (%dx%dx%ld)", size
- , xran_get_num_cc(pHandle)
- , num_eAxc
- , sizeof(struct xran_sectioninfo_db));
- sectiondb[i] = malloc(size);
-
- if(sectiondb[i] == NULL) {
- print_err("Allocation Failed for Section DB!");
- return (-XRAN_ERRCODE_OUTOFMEMORY);
- }
-
- for(j=0; j < xran_get_num_cc(pHandle); j++) { // CC
- for(k=0; k < num_eAxc; k++) { // antenna
- ptr = sectiondb[i] + num_eAxc*j + k;
-
- ptr->max_num = xran_get_max_sections(pHandle);
- ptr->cur_index = 0;
-
- // allicate array to store section information
- size = sizeof(struct xran_section_info)*xran_get_max_sections(pHandle);
- print_log("Allocation Size for list : %d (%ldx%d)", size,
- sizeof(struct xran_section_info),
- xran_get_max_sections(pHandle));
- ptr->list = malloc(size);
- if(ptr-> list == NULL) {
- print_err("Allocation Failed for Section DB!");
- return (-XRAN_ERRCODE_OUTOFMEMORY);
- }
-
-#if defined(XRAN_CP_USES_HASHTABLE)
- // Create hash table for section information
- cid = rte_be_to_cpu_16(xran_compose_cid(xran_get_llscuid(pHandle), xran_get_sectorid(pHandle), j, k));
- print_log("Creating hash for %04X", cid);
- ptr->hash = xran_section_init_hash(i, cid, xran_get_max_sections(pHandle));
-#endif
- }
- }
- }
-
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
+/**
+ * @brief Release and free section database
+ *
+ * @ingroup xran_cp_pkt
+ *
+ * @param pHandle
+ * handle for xRAN interface, currently not being used
+ * @return
+ * XRAN_STATUS_SUCCESS on success
+ */
int xran_cp_free_sectiondb(void *pHandle)
{
- int i, j, k;
- uint32_t size;
- struct xran_sectioninfo_db *ptr;
- uint8_t num_eAxc;
-
-#if !defined(PRACH_USES_SHARED_PORT)
- num_eAxc = xran_get_num_eAxc(pHandle) * 2;
-#else
- num_eAxc = xran_get_num_eAxc(pHandle);
-#endif
-
- for(i=0; i < XRAN_DIR_MAX; i++) {
- for(j=0; j < xran_get_num_cc(pHandle); j++) { // CC
- for(k=0; k < num_eAxc; k++) { // antenna
- ptr = sectiondb[i] + num_eAxc*j + k;
-
-#if defined(XRAN_CP_USES_HASHTABLE)
- xran_section_free_hash(ptr->hash);
-#endif
- if(ptr->list != NULL)
- free(ptr->list);
- else print_err("list is NULL");
- }
- }
- if(sectiondb[i] != NULL)
- free(sectiondb[i]);
- else print_err("sectiondb[%d] is NULL", i);
- }
-
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
-static struct xran_sectioninfo_db *xran_get_section_db(void *pHandle,
- uint8_t dir, uint8_t cc_id, uint8_t ruport_id)
+static inline struct xran_sectioninfo_db *xran_get_section_db(void *pHandle,
+ uint8_t dir, uint8_t cc_id, uint8_t ruport_id, uint8_t ctx_id)
{
struct xran_sectioninfo_db *ptr;
- uint8_t num_eAxc;
- if(unlikely(dir>=XRAN_DIR_MAX)) {
+
+ if(unlikely(ctx_id >= XRAN_MAX_SECTIONDB_CTX)) {
+ print_err("Invalid Context id - %d", ctx_id);
+ return (NULL);
+ }
+
+ if(unlikely(dir >= XRAN_DIR_MAX)) {
print_err("Invalid direction - %d", dir);
return (NULL);
}
- if(unlikely(cc_id >= xran_get_num_cc(pHandle))) {
+ if(unlikely(cc_id >= XRAN_COMPONENT_CARRIERS_MAX)) {
print_err("Invalid CC id - %d", cc_id);
return (NULL);
}
-#if !defined(PRACH_USES_SHARED_PORT)
- num_eAxc = xran_get_num_eAxc(pHandle) * 2;
-#else
- num_eAxc = xran_get_num_eAxc(pHandle);
-#endif
-
- if(unlikely(ruport_id >= num_eAxc)) {
+ if(unlikely(ruport_id >= XRAN_MAX_ANTENNA_NR*2)) {
print_err("Invalid eAxC id - %d", ruport_id);
return (NULL);
}
- ptr = sectiondb[dir] + xran_get_num_eAxc(pHandle)*cc_id + ruport_id;
+ ptr = §iondb[ctx_id][dir][cc_id][ruport_id];
return(ptr);
}
-static struct xran_section_info *xran_get_section_info(struct xran_sectioninfo_db *ptr, uint16_t index)
+static inline struct xran_section_info *xran_get_section_info(struct xran_sectioninfo_db *ptr, uint16_t index)
{
if(unlikely(ptr == NULL))
return (NULL);
- if(unlikely(ptr->max_num < index)) {
+ if(unlikely(index > XRAN_MAX_NUM_SECTIONS)) {
print_err("Index is out of range - %d", index);
return (NULL);
}
return(&(ptr->list[index]));
}
+/**
+ * @brief Add a section information of C-Plane to dabase.
+ *
+ * @ingroup xran_cp_pkt
+ *
+ * @param pHandle
+ * handle for xRAN interface, currently not being used
+ * @param dir
+ * Direction of C-Plane message for the section to store
+ * @param cc_id
+ * CC ID of C-Plane message for the section to store
+ * @param ruport_id
+ * RU port ID of C-Plane message for the section to store
+ * @param ctx_id
+ * Context index for the section database
+ * @param info
+ * The information of this section to store
+ * @return
+ * XRAN_STATUS_SUCCESS on success
+ * XRAN_STATUS_INVALID_PARAM, if direction, CC ID or RU port ID is incorrect
+ * XRAN_STATUS_RESOURCE, if no more space to add on database
+ */
int xran_cp_add_section_info(void *pHandle,
- uint8_t dir, uint8_t cc_id, uint8_t ruport_id,
- uint8_t subframe_id, uint8_t slot_id,
+ uint8_t dir, uint8_t cc_id, uint8_t ruport_id, uint8_t ctx_id,
struct xran_section_info *info)
{
struct xran_sectioninfo_db *ptr;
struct xran_section_info *list;
- ptr = xran_get_section_db(pHandle, dir, cc_id, ruport_id);
+
+ ptr = xran_get_section_db(pHandle, dir, cc_id, ruport_id, ctx_id);
if(unlikely(ptr == NULL)) {
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
- if(unlikely(ptr->cur_index >= ptr->max_num)) {
+ if(unlikely(ptr->cur_index >= XRAN_MAX_NUM_SECTIONS)) {
print_err("No more space to add section information!");
- return (-XRAN_ERRCODE_OUTOFMEMORY);
+ return (XRAN_STATUS_RESOURCE);
}
list = xran_get_section_info(ptr, ptr->cur_index);
rte_memcpy(list, info, sizeof(struct xran_section_info));
-#if defined(XRAN_CP_USES_HASHTABLE)
- xran_section_add_hash(ptr->hash, info->id, ptr->cur_index);
-#endif
ptr->cur_index++;
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
int xran_cp_add_multisection_info(void *pHandle,
- uint8_t dir, uint8_t cc_id, uint8_t ruport_id,
- uint8_t subframe_id, uint8_t slot_id,
- uint8_t num_sections, struct xran_section_gen_info *gen_info)
+ uint8_t cc_id, uint8_t ruport_id, uint8_t ctx_id,
+ struct xran_cp_gen_params *gen_info)
{
int i;
+ uint8_t dir, num_sections;
struct xran_sectioninfo_db *ptr;
struct xran_section_info *list;
- ptr = xran_get_section_db(pHandle, dir, cc_id, ruport_id);
+
+ dir = gen_info->dir;
+ num_sections = gen_info->numSections;
+
+ ptr = xran_get_section_db(pHandle, dir, cc_id, ruport_id, ctx_id);
if(unlikely(ptr == NULL)) {
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
- if(unlikely(ptr->cur_index >= (ptr->max_num+num_sections))) {
+ if(unlikely(ptr->cur_index+num_sections >= XRAN_MAX_NUM_SECTIONS)) {
print_err("No more space to add section information!");
- return (-XRAN_ERRCODE_OUTOFMEMORY);
+ return (XRAN_STATUS_RESOURCE);
}
list = xran_get_section_info(ptr, ptr->cur_index);
for(i=0; i<num_sections; i++) {
- rte_memcpy(&list[i], &gen_info[i].info, sizeof(struct xran_section_info));
-#if defined(XRAN_CP_USES_HASHTABLE)
- xran_section_add_hash(ptr->hash, gen_info[i].info.id, ptr->cur_index);
-#endif
+ rte_memcpy(&list[i], &gen_info->sections[i].info, sizeof(struct xran_section_info));
ptr->cur_index++;
}
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
+/**
+ * @brief Find a section information of C-Plane from dabase
+ * by given information
+ *
+ * @ingroup xran_cp_pkt
+ *
+ * @param pHandle
+ * handle for xRAN interface, currently not being used
+ * @param dir
+ * The direction of the section to find
+ * @param cc_id
+ * The CC ID of the section to find
+ * @param ruport_id
+ * RU port ID of the section to find
+ * @param ctx_id
+ * Context index for the section database
+ * @param section_id
+ * The ID of section to find
+ * @return
+ * The pointer of section information if matched section is found
+ * NULL if failed to find matched section
+ */
struct xran_section_info *xran_cp_find_section_info(void *pHandle,
uint8_t dir, uint8_t cc_id, uint8_t ruport_id,
- uint8_t subframe_id, uint8_t slot_id,
- uint16_t section_id)
+ uint8_t ctx_id, uint16_t section_id)
{
- int index;
+ int index, num_index;
struct xran_sectioninfo_db *ptr;
- ptr = xran_get_section_db(pHandle, dir, cc_id, ruport_id);
+ ptr = xran_get_section_db(pHandle, dir, cc_id, ruport_id, ctx_id);
if(unlikely(ptr == NULL))
return (NULL);
-#if defined(XRAN_CP_USES_HASHTABLE)
- index = xran_section_lookup(ptr->hash, section_id);
- if(unlikely(index > ptr->max_num)) {
- print_err("Invalid index - %d", index);
- return (NULL);
- }
-
- if(index < 0) {
- print_dbg("No section ID in the list - %d", section_id);
- return (NULL);
- }
+ if(ptr->cur_index > XRAN_MAX_NUM_SECTIONS)
+ num_index = XRAN_MAX_NUM_SECTIONS;
+ else
+ num_index = ptr->cur_index;
- return (xran_get_section_info(ptr, index));
-#else
- for(index=0; index<ptr->cur_index; index++) {
+ for(index=0; index < num_index; index++) {
if(ptr->list[index].id == section_id) {
- print_dbg("Found section info %04X", section_id);
return (xran_get_section_info(ptr, index));
}
}
print_dbg("No section ID in the list - %d", section_id);
return (NULL);
-#endif
-
}
+/**
+ * @brief Iterate each section information of C-Plane
+ * from the database of eAxC by given information
+ *
+ * @ingroup xran_cp_pkt
+ *
+ * @param pHandle
+ * handle for xRAN interface, currently not being used
+ * @param dir
+ * The direction of the section to find
+ * @param cc_id
+ * The CC ID of the section to find
+ * @param ruport_id
+ * RU port ID of the section to find
+ * @param ctx_id
+ * Context index for the section database
+ * @param next
+ * The pointer to store the position of next entry
+ * @return
+ * The pointer of section information in the list
+ * NULL if reached at the end of the list
+ */
struct xran_section_info *xran_cp_iterate_section_info(void *pHandle,
uint8_t dir, uint8_t cc_id, uint8_t ruport_id,
- uint8_t subframe_id, uint8_t slot_id, uint32_t *next)
+ uint8_t ctx_id, uint32_t *next)
{
int index;
struct xran_sectioninfo_db *ptr;
- ptr = xran_get_section_db(pHandle, dir, cc_id, ruport_id);
+ ptr = xran_get_section_db(pHandle, dir, cc_id, ruport_id, ctx_id);
if(unlikely(ptr == NULL))
return (NULL);
-#if defined(XRAN_CP_USES_HASHTABLE)
- index = xran_section_iterate(ptr->hash, next);
- if(unlikely(index > ptr->max_num)) {
- print_err("Invalid index - %d", index);
- return (NULL);
- }
-
- if(index < 0) {
- print_dbg("No section ID in the list - %d", section_id);
- return (NULL);
- }
-
- return (xran_get_section_info(ptr, index));
-#else
index = *next;
if(*next < ptr->cur_index) {
(*next)++;
return (xran_get_section_info(ptr, index));
}
- else
+ else {
print_dbg("No more sections in the list");
-
- return (NULL);
-#endif
+ return (NULL);
+ }
}
-int xran_cp_getsize_section_info(void *pHandle, uint8_t dir, uint8_t cc_id, uint8_t ruport_id)
+/**
+ * @brief Get the size of stored entries
+ * for the database of eAxC by given information
+ *
+ * @ingroup xran_cp_pkt
+ *
+ * @param pHandle
+ * handle for xRAN interface, currently not being used
+ * @param dir
+ * The direction of the section to find
+ * @param cc_id
+ * The CC ID of the section to find
+ * @param ruport_id
+ * RU port ID of the section to find
+ * @param ctx_id
+ * Context index for the section database
+ * @return
+ * The size of stored entries
+ * -1 if failed to find matched database
+ */
+int xran_cp_getsize_section_info(void *pHandle, uint8_t dir, uint8_t cc_id, uint8_t ruport_id, uint8_t ctx_id)
{
int i, index;
struct xran_sectioninfo_db *ptr;
- ptr = xran_get_section_db(pHandle, dir, cc_id, ruport_id);
+ ptr = xran_get_section_db(pHandle, dir, cc_id, ruport_id, ctx_id);
if(unlikely(ptr == NULL))
return (-1);
return (ptr->cur_index);
}
-int xran_cp_reset_section_info(void *pHandle, uint8_t dir, uint8_t cc_id, uint8_t ruport_id)
+/**
+ * @brief Reset a database of eAxC by given information
+ *
+ * @ingroup xran_cp_pkt
+ *
+ * @param pHandle
+ * handle for xRAN interface, currently not being used
+ * @param dir
+ * The direction of the section to find
+ * @param cc_id
+ * The CC ID of the section to find
+ * @param ruport_id
+ * RU port ID of the section to find
+ * @param ctx_id
+ * Context index for the section database
+ * @return
+ * XRAN_STATUS_SUCCESS on success
+ * XRAN_STATUS_INVALID_PARM if failed to find matched database
+ */
+int xran_cp_reset_section_info(void *pHandle, uint8_t dir, uint8_t cc_id, uint8_t ruport_id, uint8_t ctx_id)
{
struct xran_sectioninfo_db *ptr;
- ptr = xran_get_section_db(pHandle, dir, cc_id, ruport_id);
+ ptr = xran_get_section_db(pHandle, dir, cc_id, ruport_id, ctx_id);
if(unlikely(ptr == NULL)) {
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
ptr->cur_index = 0;
-#if defined(XRAN_CP_USES_HASHTABLE)
- xran_section_reset_hash(ptr->hash);
-#endif
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
+
int xran_dump_sectiondb(void)
{
// TODO:
return (0);
}
-
// Cyclic Prefix Length 5.4.4.14
-// CP_length = cpLength * Ts * 2^u, Ts = 1/30.72MHz, if u is N/A, it shall be zero
+// CP_length = cpLength * Ts, Ts = 1/30.72MHz
+// i.e cpLength = CP_length / Ts ?
#define CPLEN_TS (30720000)
-inline uint16_t xran_get_cplength(int cpLength, int uval) // uval = -1 for N/A
+inline uint16_t xran_get_cplength(int CP_length)
{
- return ((cpLength * ((uval<0)?0:(2<<uval))) / (CPLEN_TS));
+ return (CP_length);
}
// Frequency offset 5.4.5.11
-// frequency_offset = freqOffset * SCS * 0.5
-inline int32_t xran_get_freqoffset(int freqOffset, int scs)
+// frequency_offset = freqOffset * SCS * 0.5
+// i.e freqOffset = (frequency_offset *2 )/ SCS ?
+inline int32_t xran_get_freqoffset(int32_t freqOffset, int32_t scs)
{
- return ((freqOffset * scs)>>1);
+ return (freqOffset);
+}
+
+
+static int xran_prepare_sectionext_1(struct rte_mbuf *mbuf,
+ struct xran_sectionext1_info *params, int last_flag)
+{
+ struct xran_cp_radioapp_section_ext1 *ext1;
+ uint8_t *data;
+ int parm_size, iq_size;
+ int total_len;
+ static const uint8_t zeropad[XRAN_SECTIONEXT_ALIGN] = { 0, 0, 0, 0 };
+
+
+ total_len = 0;
+
+ parm_size = sizeof(struct xran_cp_radioapp_section_ext1);
+ ext1 = (struct xran_cp_radioapp_section_ext1 *)rte_pktmbuf_append(mbuf, parm_size);
+ if(ext1 == NULL) {
+ print_err("Fail to allocate the space for section extension 1");
+ return (XRAN_STATUS_RESOURCE);
+ }
+
+ total_len += parm_size;
+
+ ext1->extType = XRAN_CP_SECTIONEXTCMD_1;
+ ext1->ef = last_flag;
+ ext1->bfwCompMeth = params->bfwCompMeth;
+ ext1->bfwIqWidth = XRAN_CONVERT_BFWIQWIDTH(params->bfwiqWidth);
+
+ switch(params->bfwCompMeth) {
+ case XRAN_BFWCOMPMETHOD_BLKFLOAT:
+ parm_size = 1;
+ data = (uint8_t *)rte_pktmbuf_append(mbuf, parm_size);
+ if(data == NULL) {
+ print_err("Fail to allocate the space for section extension 1");
+ return (XRAN_STATUS_RESOURCE);
+ }
+ total_len += parm_size;
+ *data = (params->bfwCompParam.exponent & 0x0f);
+ break;
+
+ case XRAN_BFWCOMPMETHOD_BLKSCALE:
+ parm_size = 1;
+ data = (uint8_t *)rte_pktmbuf_append(mbuf, parm_size);
+ if(data == NULL) {
+ print_err("Fail to allocate the space for section extension 1");
+ return (XRAN_STATUS_RESOURCE);
+ }
+ total_len += parm_size;
+ *data = params->bfwCompParam.blockScaler;
+ break;
+
+ case XRAN_BFWCOMPMETHOD_ULAW:
+ parm_size = 1;
+ data = (uint8_t *)rte_pktmbuf_append(mbuf, parm_size);
+ if(data == NULL) {
+ print_err("Fail to allocate the space for section extension 1");
+ return (XRAN_STATUS_RESOURCE);
+ }
+ total_len += parm_size;
+ *data = params->bfwCompParam.compBitWidthShift;
+ break;
+
+ case XRAN_BFWCOMPMETHOD_BEAMSPACE:
+#if 0
+ parm_size = ceil(params->bfwNumber/8)*8;
+#else
+ parm_size = params->bfwNumber>>3;
+ if(params->bfwNumber%8) parm_size++;
+ parm_size *= 8;
+#endif
+ data = (uint8_t *)rte_pktmbuf_append(mbuf, parm_size);
+ if(data == NULL) {
+ print_err("Fail to allocate the space for section extension 1");
+ return (XRAN_STATUS_RESOURCE);
+ }
+ rte_memcpy(data, params->bfwCompParam.activeBeamspaceCoeffMask, parm_size);
+ total_len += parm_size;
+ break;
+
+ case XRAN_BFWCOMPMETHOD_NONE:
+ default:
+ parm_size = 0;
+ }
+
+ iq_size = params->bfwNumber * params->bfwiqWidth * 2;
+#if 0
+ parm_size = ceil(iq_size/8);
+#else
+ parm_size = iq_size>>3;
+ if(iq_size%8) parm_size++;
+#endif
+
+ data = (uint8_t *)rte_pktmbuf_append(mbuf, parm_size);
+ if(data == NULL) {
+ print_err("Fail to allocate the space for section extension 1");
+ return (XRAN_STATUS_RESOURCE);
+ }
+ rte_memcpy(data, params->bfwIQ, parm_size);
+
+ total_len += parm_size;
+ parm_size = total_len % XRAN_SECTIONEXT_ALIGN;
+ if(parm_size) {
+ parm_size = XRAN_SECTIONEXT_ALIGN - parm_size;
+ data = (uint8_t *)rte_pktmbuf_append(mbuf, parm_size);
+ if(data == NULL) {
+ print_err("Fail to allocate the space for section extension 1");
+ return (XRAN_STATUS_RESOURCE);
+ }
+ rte_memcpy(data, zeropad, parm_size);
+ total_len += parm_size;
+ }
+
+ ext1->extLen = total_len / XRAN_SECTIONEXT_ALIGN;
+
+ return (total_len);
+}
+
+static int xran_prepare_sectionext_2(struct rte_mbuf *mbuf,
+ struct xran_sectionext2_info *params, int last_flag)
+{
+ struct xran_cp_radioapp_section_ext2 *ext2;
+ uint8_t *data;
+ int total_len;
+ int parm_size;
+ uint32_t val, shift_val;
+ int val_size;
+
+
+ total_len = 0;
+
+ parm_size = sizeof(struct xran_cp_radioapp_section_ext2);
+ ext2 = (struct xran_cp_radioapp_section_ext2 *)rte_pktmbuf_append(mbuf, parm_size);
+ if(ext2 == NULL) {
+ print_err("Fail to allocate the space for section extension 2");
+ return (XRAN_STATUS_RESOURCE);
+ }
+ total_len += parm_size;
+
+ ext2->extType = XRAN_CP_SECTIONEXTCMD_2;
+ ext2->ef = last_flag;
+ ext2->bfZe3ddWidth = params->bfZe3ddWidth;
+ ext2->bfAz3ddWidth = params->bfAz3ddWidth;
+ ext2->bfZePtWidth = params->bfZePtWidth;
+ ext2->bfAzPtWidth = params->bfAzPtWidth;
+ ext2->bfaCompResv0 = 0;
+ ext2->bfaCompResv1 = 0;
+
+ val = 0;
+ shift_val = 0;
+ if(params->bfAzPtWidth) {
+ val += params->bfAzPt;
+ shift_val += 8 - (params->bfAzPtWidth+1);
+ }
+ else
+ shift_val += 8;
+
+ if(params->bfZePtWidth) {
+ val = val << (params->bfZePtWidth+1);
+ val += params->bfZePt;
+ shift_val += 8 - (params->bfZePtWidth+1);
+ }
+ else
+ shift_val += 8;
+
+ if(params->bfAz3ddWidth) {
+ val = val << (params->bfAz3ddWidth+1);
+ val += params->bfAz3dd;
+ shift_val += 8 - (params->bfAz3ddWidth+1);
+ }
+ else
+ shift_val += 8;
+
+ if(params->bfZe3ddWidth) {
+ val = val << (params->bfZe3ddWidth+1);
+ val += params->bfZe3dd;
+ shift_val += 8 - (params->bfZe3ddWidth+1);
+ }
+ else
+ shift_val += 8;
+
+ if(val) {
+ val = val << shift_val;
+ val = rte_cpu_to_be_32(val);
+ }
+
+ val_size = 4 - (shift_val/8); /* ceil(total bit/8) */
+ parm_size = val_size + 1; /* additional 1 byte for bfxxSI */
+
+ data = (uint8_t *)rte_pktmbuf_append(mbuf, parm_size);
+ if(data == NULL) {
+ print_err("Fail to allocate the space for section extension 2");
+ return (XRAN_STATUS_RESOURCE);
+ }
+ total_len += parm_size;
+
+ rte_memcpy(data, &val, val_size);
+ data += val_size;
+ *data = ((params->bfAzSI) << 3) + (params->bfZeSI);
+
+ ext2->extLen = total_len / XRAN_SECTIONEXT_ALIGN;
+ *(uint32_t *)ext2 = rte_cpu_to_be_32(*(uint32_t *)ext2);
+
+ return (total_len);
+}
+
+static int xran_prepare_sectionext_4(struct rte_mbuf *mbuf,
+ struct xran_sectionext4_info *params, int last_flag)
+{
+ struct xran_cp_radioapp_section_ext4 *ext4;
+ int parm_size;
+ int total_len;
+ int ret;
+
+
+ total_len = 0;
+
+ parm_size = sizeof(struct xran_cp_radioapp_section_ext4);
+ ext4 = (struct xran_cp_radioapp_section_ext4 *)rte_pktmbuf_append(mbuf, parm_size);
+ if(ext4 == NULL) {
+ print_err("Fail to allocate the space for section extension 4");
+ return(XRAN_STATUS_RESOURCE);
+ }
+ else {
+ total_len += parm_size;
+
+ ext4->extType = XRAN_CP_SECTIONEXTCMD_4;
+ ext4->ef = last_flag;
+ ext4->modCompScaler = params->modCompScaler;
+ ext4->csf = params->csf?1:0;
+ ext4->extLen = 1;
+
+ *(uint32_t *)ext4 = rte_cpu_to_be_32(*(uint32_t*)ext4);
+ }
+
+ return (total_len);
+}
+
+static int xran_prepare_sectionext_5(struct rte_mbuf *mbuf,
+ struct xran_sectionext5_info *params, int last_flag)
+{
+ struct xran_cp_radioapp_section_ext5_1 *ext5_1;
+ struct xran_cp_radioapp_section_ext5_2 *ext5_2;
+ int parm_size;
+ int total_len;
+ uint32_t *data;
+
+
+ total_len = 0;
+
+ if(params->num_sets == 1) {
+ parm_size = sizeof(struct xran_cp_radioapp_section_ext5_1);
+ ext5_1 = (struct xran_cp_radioapp_section_ext5_1 *)rte_pktmbuf_append(mbuf, parm_size);
+ if(ext5_1 == NULL) {
+ print_err("Fail to allocate the space for section extension 5-1");
+ return (XRAN_STATUS_RESOURCE);
+ }
+ else {
+ total_len += parm_size;
+
+ ext5_1->extType = XRAN_CP_SECTIONEXTCMD_5;
+ ext5_1->ef = last_flag;
+
+ ext5_1->mcScaleOffset = params->mc[0].mcScaleOffset;
+ ext5_1->csf = params->mc[0].csf;
+ ext5_1->mcScaleReMask = params->mc[0].mcScaleReMask;
+ ext5_1->reserved = 0;
+
+ ext5_1->extLen = 2;
+
+ *(uint64_t *)ext5_1 = rte_cpu_to_be_64(*(uint64_t *)ext5_1);
+ }
+ }
+ else if(params->num_sets == 2) {
+ parm_size = sizeof(struct xran_cp_radioapp_section_ext5_2);
+ ext5_2 = (struct xran_cp_radioapp_section_ext5_2 *)rte_pktmbuf_append(mbuf, parm_size);
+ if(ext5_2 == NULL) {
+ print_err("Fail to allocate the space for section extension 5-2");
+ return (XRAN_STATUS_RESOURCE);
+ }
+ else {
+ total_len += parm_size;
+
+ ext5_2->extType = XRAN_CP_SECTIONEXTCMD_5;
+ ext5_2->ef = last_flag;
+
+ ext5_2->mcScaleOffset1 = params->mc[0].mcScaleOffset;
+ ext5_2->csf1 = params->mc[0].csf;
+ ext5_2->mcScaleReMask1 = params->mc[0].mcScaleReMask;
+ ext5_2->mcScaleOffset2 = params->mc[1].mcScaleOffset;
+ ext5_2->csf2 = params->mc[1].csf;
+ ext5_2->mcScaleReMask2 = params->mc[1].mcScaleReMask;
+
+ ext5_2->reserved0 = 0;
+ ext5_2->reserved1 = 0;
+
+ ext5_2->extLen = 3;
+
+ *(uint64_t *)ext5_2 = rte_cpu_to_be_64(*(uint64_t *)ext5_2);
+ data = (uint32_t *)((uint8_t *)ext5_2 + 8);
+ *data = rte_cpu_to_be_32(*data);
+ }
+ }
+ else {
+ print_err("Invalid number of scalar values - %d", params->num_sets);
+ return (XRAN_STATUS_INVALID_PARAM);
+ }
+
+ return (total_len);
+}
+
+/**
+ * @brief add section extension to C-Plane packet
+ *
+ * @param mbuf
+ * A pointer to the packet buffer
+ * @param params
+ * A porinter to the information to generate a C-Plane packet
+ * @return
+ * XRAN_STATUS_SUCCESS on success
+ * XRAN_STATUS_INVALID_PARM
+ * XRAN_STATUS_RESOURCE if failed to allocate the space to packet buffer
+ */
+int xran_append_section_extensions(struct rte_mbuf *mbuf, struct xran_section_gen_info *params)
+{
+ int i, ret;
+ uint32_t totalen;
+ int last_flag;
+ int ext_size;
+
+
+ if(unlikely(params->exDataSize >= XRAN_MAX_NUM_EXTENSIONS)) {
+ print_err("Invalid total number of extensions - %d", params->exDataSize);
+ return (XRAN_STATUS_INVALID_PARAM);
+ }
+
+ totalen = 0;
+
+
+ ret = XRAN_STATUS_SUCCESS;
+
+ for(i=0; i < params->exDataSize; i++) {
+ if(params->exData[i].data == NULL) {
+ print_err("Invalid parameter - extension data %d is NULL", i);
+ ret = XRAN_STATUS_INVALID_PARAM;
+ continue;
+ }
+
+// params->exData[].len
+ last_flag = ((params->exDataSize - i)==1)?0:1;
+ switch(params->exData[i].type) {
+ case XRAN_CP_SECTIONEXTCMD_1:
+ ext_size = xran_prepare_sectionext_1(mbuf, params->exData[i].data, last_flag);
+ break;
+ case XRAN_CP_SECTIONEXTCMD_2:
+ ext_size = xran_prepare_sectionext_2(mbuf, params->exData[i].data, last_flag);
+ break;
+ case XRAN_CP_SECTIONEXTCMD_4:
+ ext_size = xran_prepare_sectionext_4(mbuf, params->exData[i].data, last_flag);
+ break;
+ case XRAN_CP_SECTIONEXTCMD_5:
+ ext_size = xran_prepare_sectionext_5(mbuf, params->exData[i].data, last_flag);
+ break;
+
+ case XRAN_CP_SECTIONEXTCMD_0:
+ case XRAN_CP_SECTIONEXTCMD_3:
+ default:
+ print_err("Extension Type %d is not supported!", params->exData[i].type);
+ ret = XRAN_STATUS_INVALID_PARAM;
+ ext_size = 0;
+ }
+
+ if(ext_size == XRAN_STATUS_RESOURCE) {
+ break;
+ }
+
+ totalen += ext_size;
+ }
+
+ return (totalen);
}
* @param params
* A porinter to the information to generate a C-Plane packet
* @return
- * 0 on success; non zero on failure
+ * XRAN_STATUS_SUCCESS on success
+ * XRAN_STATUS_INVALID_PARM if the number of symbol is invalid
*/
static int xran_prepare_section0(
struct xran_cp_radioapp_section0 *section,
#if (XRAN_STRICT_PARM_CHECK)
if(unlikely(params->info.numSymbol > XRAN_SYMBOLNUMBER_MAX)) {
print_err("Invalid number of Symbols - %d", params->info.numSymbol);
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
#endif
- section->hdr.sectionId = params->info.id;
- section->hdr.rb = params->info.rb;
- section->hdr.symInc = params->info.symInc;
- section->hdr.startPrbc = params->info.startPrbc;
- section->hdr.numPrbc = params->info.numPrbc;
+ section->hdr.sectionId = params->info.id;
+ section->hdr.rb = params->info.rb;
+ section->hdr.symInc = params->info.symInc;
+ section->hdr.startPrbc = params->info.startPrbc;
+ section->hdr.numPrbc = XRAN_CONVERT_NUMPRBC(params->info.numPrbc);
section->hdr.u.s0.reMask = params->info.reMask;
section->hdr.u.s0.numSymbol = params->info.numSymbol;
// for network byte order
*((uint64_t *)section) = rte_cpu_to_be_64(*((uint64_t *)section));
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
/**
* @brief Fill the section header of type 0 in C-Plane packet
* @param params
* A porinter to the information to generate a C-Plane packet
* @return
- * 0 on success; non zero on failure
+ * XRAN_STATUS_SUCCESS always
*/
static int xran_prepare_section0_hdr(
struct xran_cp_radioapp_section0_header *s0hdr,
s0hdr->cpLength = rte_cpu_to_be_16(params->hdr.cpLength);
s0hdr->reserved = 0;
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
/**
* @param params
* A porinter to the information to generate a C-Plane packet
* @return
- * 0 on success; non zero on failure
+ * XRAN_STATUS_SUCCESS on success
+ * XRAN_STATUS_INVALID_PARM if the number of symbol is invalid
*/
static int xran_prepare_section1(
struct xran_cp_radioapp_section1 *section,
#if (XRAN_STRICT_PARM_CHECK)
if(unlikely(params->info.numSymbol > XRAN_SYMBOLNUMBER_MAX)) {
print_err("Invalid number of Symbols - %d", params->info.numSymbol);
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
#endif
section->hdr.rb = params->info.rb;
section->hdr.symInc = params->info.symInc;
section->hdr.startPrbc = params->info.startPrbc;
- section->hdr.numPrbc = params->info.numPrbc;
+ section->hdr.numPrbc = XRAN_CONVERT_NUMPRBC(params->info.numPrbc);
section->hdr.u.s1.reMask = params->info.reMask;
section->hdr.u.s1.numSymbol = params->info.numSymbol;
section->hdr.u.s1.beamId = params->info.beamId;
- if(params->info.ef) {
- // TODO: need to handle extension
- print_err("Extension is not supported!");
- section->hdr.u.s1.ef = 0;
-// section->hdr.u.s1.ef = params->info.ef;
- }
- else
- section->hdr.u.s1.ef = 0;
+ section->hdr.u.s1.ef = params->info.ef;
// for network byte order
*((uint64_t *)section) = rte_cpu_to_be_64(*((uint64_t *)section));
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
/**
* @brief Fill the section header of type 1 in C-Plane packet
* @param params
* A porinter to the information to generate a C-Plane packet
* @return
- * 0 on success; non zero on failure
+ * XRAN_STATUS_SUCCESS always
*/
static int xran_prepare_section1_hdr(
struct xran_cp_radioapp_section1_header *s1hdr,
s1hdr->udComp.udCompMeth = params->hdr.compMeth;
s1hdr->reserved = 0;
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
/**
* @param params
* A porinter to the information to generate a C-Plane packet
* @return
- * 0 on success; non zero on failure
+ * XRAN_STATUS_SUCCESS on success
+ * XRAN_STATUS_INVALID_PARM if the number of symbol is invalid
*/
static int xran_prepare_section3(
struct xran_cp_radioapp_section3 *section,
#if (XRAN_STRICT_PARM_CHECK)
if(unlikely(params->info.numSymbol > XRAN_SYMBOLNUMBER_MAX)) {
print_err("Invalid number of Symbols - %d", params->info.numSymbol);
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
#endif
section->hdr.rb = params->info.rb;
section->hdr.symInc = params->info.symInc;
section->hdr.startPrbc = params->info.startPrbc;
- section->hdr.numPrbc = params->info.numPrbc;
+ section->hdr.numPrbc = XRAN_CONVERT_NUMPRBC(params->info.numPrbc);
section->hdr.u.s3.reMask = params->info.reMask;
section->hdr.u.s3.numSymbol = params->info.numSymbol;
section->freqOffset = rte_cpu_to_be_32(params->info.freqOffset)>>8;
section->reserved = 0;
- if(params->info.ef) {
- // TODO: need to handle extension
- print_err("Extension is not supported!");
- section->hdr.u.s3.ef = 0;
-// section->hdr.u.s3.ef = params->info.ef;
- }
- else
- section->hdr.u.s3.ef = 0;
+ section->hdr.u.s3.ef = params->info.ef;
// for network byte order (header, 8 bytes)
*((uint64_t *)section) = rte_cpu_to_be_64(*((uint64_t *)section));
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
/**
* @brief Fill the section header of type 3 in C-Plane packet
* @param params
* A porinter to the information to generate a C-Plane packet
* @return
- * 0 on success; non zero on failure
+ * XRAN_STATUS_SUCCESS always
*/
static int xran_prepare_section3_hdr(
struct xran_cp_radioapp_section3_header *s3hdr,
s3hdr->udComp.udIqWidth = params->hdr.iqWidth;
s3hdr->udComp.udCompMeth = params->hdr.compMeth;
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
/**
* @param params
* A porinter to the information to generate a C-Plane packet
* @return
- * 0 on success; non zero on failure
+ * XRAN_STATUS_SUCCESS on success
+ * XRAN_STATUS_INVALID_PARM if section type is not 1 or 3, or handler is NULL
+ * XRAN_STATUS_RESOURCE if failed to allocate the space to packet buffer
*/
int xran_append_control_section(struct rte_mbuf *mbuf, struct xran_cp_gen_params *params)
{
- int i, ret;
+ int i, ret, ext_flag;
uint32_t totalen;
void *section;
int section_size;
section_size = 0;
xran_prepare_section_func = NULL;
print_err("Section Type %d is not supported!", params->sectionType);
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
if(unlikely(xran_prepare_section_func == NULL)) {
print_err("Section Type %d is not supported!", params->sectionType);
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
for(i=0; i<params->numSections; i++) {
section = rte_pktmbuf_append(mbuf, section_size);
if(section == NULL) {
print_err("Fail to allocate the space for section[%d]!", i);
- return (-XRAN_ERRCODE_OUTOFMEMORY);
- }
-
- if(unlikely(xran_prepare_section_func((void *)section,
- (void *)¶ms->sections[i]) < 0)) {
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_RESOURCE);
}
+ ret = xran_prepare_section_func((void *)section,
+ (void *)¶ms->sections[i]);
+ if(ret < 0)
+ return (ret);
totalen += section_size;
+
+ if(params->sections[i].info.ef) {
+ ret = xran_append_section_extensions(mbuf, ¶ms->sections[i]);
+ if(ret < 0)
+ return (ret);
+ totalen += ret;
+ }
}
return (totalen);
* @param params
* A porinter to the information to generate a C-Plane packet
* @return
- * 0 on success; non zero on failure
+ * XRAN_STATUS_SUCCESS on success
+ * XRAN_STATUS_INVALID_PARM if direction, slot index or symbold index is invalid
*/
static inline int xran_prepare_radioapp_common_header(
struct xran_cp_radioapp_common_header *apphdr,
#if (XRAN_STRICT_PARM_CHECK)
if(unlikely(params->dir != XRAN_DIR_DL && params->dir != XRAN_DIR_UL)) {
print_err("Invalid direction!");
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
if(unlikely(params->hdr.slotId > XRAN_SLOTID_MAX)) {
print_err("Invalid Slot ID!");
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
if(unlikely(params->hdr.startSymId > XRAN_SYMBOLNUMBER_MAX)) {
print_err("Invalid Symbol ID!");
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
#endif
apphdr->numOfSections = params->numSections;
apphdr->sectionType = params->sectionType;
- // radio app header has common parts of 4bytes for all section types
+ /* radio app header has common parts of 4bytes for all section types */
*((uint32_t *)apphdr) = rte_cpu_to_be_32(*((uint32_t *)apphdr));
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
/**
* @param params
* A porinter to the information to generate a C-Plane packet
* @return
- * 0 on success; non zero on failure
+ * The length of added section (>0) on success
+ * XRAN_STATUS_INVALID_PARM if section type is invalid, or handler is NULL
+ * XRAN_STATUS_RESOURCE if failed to allocate the space to packet buffer
*/
int xran_append_radioapp_header(struct rte_mbuf *mbuf, struct xran_cp_gen_params *params)
{
#if (XRAN_STRICT_PARM_CHECK)
if(unlikely(params->sectionType >= XRAN_CP_SECTIONTYPE_MAX)) {
print_err("Invalid Section Type - %d", params->sectionType);
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
#endif
switch(params->sectionType) {
- case XRAN_CP_SECTIONTYPE_0: // Unused RB or Symbols in DL or UL, not supportted
+ case XRAN_CP_SECTIONTYPE_0: /* Unused RB or Symbols in DL or UL, not supportted */
xran_prepare_radioapp_section_hdr_func = (int (*)(void *, void*))xran_prepare_section0_hdr;
totalen = sizeof(struct xran_cp_radioapp_section0_header);
break;
- case XRAN_CP_SECTIONTYPE_1: // Most DL/UL Radio Channels
+ case XRAN_CP_SECTIONTYPE_1: /* Most DL/UL Radio Channels */
xran_prepare_radioapp_section_hdr_func = (int (*)(void *, void*))xran_prepare_section1_hdr;
totalen = sizeof(struct xran_cp_radioapp_section1_header);
break;
- case XRAN_CP_SECTIONTYPE_3: // PRACH and Mixed-numerology Channels
+ case XRAN_CP_SECTIONTYPE_3: /* PRACH and Mixed-numerology Channels */
xran_prepare_radioapp_section_hdr_func = (int (*)(void *, void*))xran_prepare_section3_hdr;
totalen = sizeof(struct xran_cp_radioapp_section3_header);
break;
- case XRAN_CP_SECTIONTYPE_5: // UE scheduling information, not supported
- case XRAN_CP_SECTIONTYPE_6: // Channel Information, not supported
- case XRAN_CP_SECTIONTYPE_7: // LAA, not supported
+ case XRAN_CP_SECTIONTYPE_5: /* UE scheduling information, not supported */
+ case XRAN_CP_SECTIONTYPE_6: /* Channel Information, not supported */
+ case XRAN_CP_SECTIONTYPE_7: /* LAA, not supported */
default:
print_err("Section Type %d is not supported!", params->sectionType);
xran_prepare_radioapp_section_hdr_func = NULL;
totalen = 0;
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
apphdr = (struct xran_cp_radioapp_common_header *)rte_pktmbuf_append(mbuf, totalen);
if(unlikely(apphdr == NULL)) {
print_err("Fail to reserve the space for radio application header!");
- return (-XRAN_ERRCODE_OUTOFMEMORY);
+ return (XRAN_STATUS_RESOURCE);
}
ret = xran_prepare_radioapp_common_header(apphdr, params);
}
if(likely(xran_prepare_radioapp_section_hdr_func)) {
- xran_prepare_radioapp_section_hdr_func(apphdr, params);
+ totalen += xran_prepare_radioapp_section_hdr_func(apphdr, params);
}
else {
print_err("xran_prepare_radioapp_section_hdr_func is NULL!");
- return (-XRAN_ERRCODE_INVALIDPARAM);
+ return (XRAN_STATUS_INVALID_PARAM);
}
return (totalen);
* @param seq_id
* Sequence ID for this C-Plane message
* @return
- * 0 on success; non zero on failure
+ * XRAN_STATUS_SUCCESS on success
+ * XRAN_STATUS_RESOURCE if failed to allocate the space to packet buffer
+ * XRAN_STATUS_INVALID_PARM if section type is invalid
*/
int xran_prepare_ctrl_pkt(struct rte_mbuf *mbuf,
struct xran_cp_gen_params *params,
struct xran_ecpri_hdr *ecpri_hdr;
- ecpri_hdr = (struct xran_ecpri_hdr *)rte_pktmbuf_append(mbuf, sizeof(struct xran_ecpri_hdr));
- if(unlikely(ecpri_hdr == NULL)) {
- print_err("Fail to allocate the space for eCPRI hedaer!");
- return (-XRAN_ERRCODE_OUTOFMEMORY);
- }
-
- ecpri_hdr->ecpri_ver = XRAN_ECPRI_VER;
- ecpri_hdr->ecpri_resv = 0; // should be zero
- ecpri_hdr->ecpri_concat = 0;
- ecpri_hdr->ecpri_mesg_type = ECPRI_RT_CONTROL_DATA;
- ecpri_hdr->ecpri_xtc_id = xran_compose_cid(0, 0, CC_ID, Ant_ID);
- ecpri_hdr->ecpri_seq_id.seq_id = seq_id;
-
- /* TODO: Transport layer fragmentation is not supported */
- ecpri_hdr->ecpri_seq_id.sub_seq_id = 0;
- ecpri_hdr->ecpri_seq_id.e_bit = 1;
-
- payloadlen = 0;
+ payloadlen = xran_build_ecpri_hdr(mbuf, CC_ID, Ant_ID, seq_id, &ecpri_hdr);
ret = xran_append_radioapp_header(mbuf, params);
if(ret < 0) {
}
payloadlen += ret;
-// printf("Total Payload length = %d\n", payloadlen);
- ecpri_hdr->ecpri_payl_size = rte_cpu_to_be_16(payloadlen);
+ /* set payload length */
+ ecpri_hdr->cmnhdr.ecpri_payl_size = rte_cpu_to_be_16(payloadlen);
- return (XRAN_ERRCODE_OK);
+ return (XRAN_STATUS_SUCCESS);
}
+
///////////////////////////////////////
-// for Debug
-int xran_parse_cp_pkt(struct rte_mbuf *mbuf, struct xran_cp_gen_params *result)
+// for RU emulation
+/**
+ * @brief Parse a C-Plane packet (for RU emulation)
+ * Transport layer fragmentation is not supported.
+ *
+ * @ingroup xran_cp_pkt
+ *
+ * @param mbuf
+ * The pointer of the packet buffer to be parsed
+ * @param params
+ * The pointer of structure to store the information of parsed packet
+ * @param eaxc
+ * The pointer of sturcture to store the decomposed information of ecpriRtcid/ecpriPcid
+ * @return
+ * XRAN_STATUS_SUCCESS on success
+ * XRAN_STATUS_INVALID_PACKET if failed to parse the packet
+ */
+int xran_parse_cp_pkt(struct rte_mbuf *mbuf,
+ struct xran_cp_gen_params *result,
+ struct xran_recv_packet_info *pkt_info)
{
struct xran_ecpri_hdr *ecpri_hdr;
struct xran_cp_radioapp_common_header *apphdr;
int extlen;
- ret = 0;
- ecpri_hdr = rte_pktmbuf_mtod(mbuf, void *);
- if(ecpri_hdr == NULL) {
- print_err("Invalid packet - eCPRI hedaer!");
- return (-XRAN_ERRCODE_INVALIDPACKET);
- }
-
- /* Process eCPRI header. */
- if(ecpri_hdr->ecpri_ver != XRAN_ECPRI_VER) {
- print_err("Invalid eCPRI version - %d", ecpri_hdr->ecpri_ver);
- ret = -XRAN_ERRCODE_INVALIDPACKET;
- }
-
- if(ecpri_hdr->ecpri_resv != 0) {
- print_err("Invalid reserved field - %d", ecpri_hdr->ecpri_resv);
- ret = -XRAN_ERRCODE_INVALIDPACKET;
- }
-
- if(ecpri_hdr->ecpri_mesg_type != ECPRI_RT_CONTROL_DATA) {
- print_err("Not C-Plane Message - %d", ecpri_hdr->ecpri_mesg_type);
- ret = -XRAN_ERRCODE_INVALIDPACKET;
- }
-#if 0
- printf("[CPlane] [%04X:%03d-%3d-%d] len=%5d\n",
- rte_be_to_cpu_16(ecpri_hdr->ecpri_xtc_id),
- ecpri_hdr->ecpri_seq_id.seq_id, ecpri_hdr->ecpri_seq_id.sub_seq_id,
- ecpri_hdr->ecpri_seq_id.e_bit,
- rte_be_to_cpu_16(ecpri_hdr->ecpri_payl_size));
-#endif
+ ret = xran_parse_ecpri_hdr(mbuf, &ecpri_hdr, pkt_info);
+ if(ret < 0 && ecpri_hdr == NULL)
+ return (XRAN_STATUS_INVALID_PACKET);
/* Process radio header. */
apphdr = (void *)rte_pktmbuf_adj(mbuf, sizeof(struct xran_ecpri_hdr));
if(apphdr == NULL) {
print_err("Invalid packet - radio app hedaer!");
- return (-XRAN_ERRCODE_INVALIDPACKET);
+ return (XRAN_STATUS_INVALID_PACKET);
}
*((uint32_t *)apphdr) = rte_cpu_to_be_32(*((uint32_t *)apphdr));
if(apphdr->payloadVer != XRAN_PAYLOAD_VER) {
print_err("Invalid Payload version - %d", apphdr->payloadVer);
- ret = -XRAN_ERRCODE_INVALIDPACKET;
+ ret = XRAN_STATUS_INVALID_PACKET;
}
result->dir = apphdr->dataDirection;
result->sectionType = apphdr->sectionType;
result->numSections = apphdr->numOfSections;
+#if 0
+ printf("[CP%5d] eAxC[%d:%d:%02d:%02d] %s seq[%03d-%03d-%d] sec[%d-%d] frame[%3d-%2d-%2d] sym%02d\n",
+ pkt_info->payload_len,
+ pkt_info->eaxc.cuPortId, pkt_info->eaxc.bandSectorId,
+ pkt_info->eaxc.ccId, pkt_info->eaxc.ruPortId,
+ result->dir?"DL":"UL",
+ pkt_info->seq_id, pkt_info->subseq_id, pkt_info->ebit,
+ result->sectionType, result->numSections,
+ result->hdr.frameId, result->hdr.subframeId, result->hdr.slotId,
+ result->hdr.startSymId
+ );
+#endif
+
switch(apphdr->sectionType) {
case XRAN_CP_SECTIONTYPE_0: // Unused RB or Symbols in DL or UL, not supportted
{
result->hdr.timeOffset = hdr->frameStructure.uScs;
result->hdr.cpLength = rte_be_to_cpu_16(hdr->cpLength);
//hdr->reserved; /* should be zero */
-
+
section = (void *)rte_pktmbuf_adj(mbuf, sizeof(struct xran_cp_radioapp_section0_header));
if(section == NULL) {
print_err("Invalid packet 0 - radio app hedaer!");
- return (-XRAN_ERRCODE_INVALIDPACKET);
+ return (XRAN_STATUS_INVALID_PACKET);
}
for(i=0; i<result->numSections; i++) {
*((uint64_t *)section) = rte_be_to_cpu_64(*((uint64_t *)section));
print_err("Invalid packet 0 - number of section [%d:%d]!",
result->numSections, i);
result->numSections = i;
- ret = (-XRAN_ERRCODE_INVALIDPACKET);
+ ret = XRAN_STATUS_INVALID_PACKET;
break;
}
}
section = (void *)rte_pktmbuf_adj(mbuf, sizeof(struct xran_cp_radioapp_section1_header));
if(section == NULL) {
print_err("Invalid packet 1 - radio app hedaer!");
- return (-XRAN_ERRCODE_INVALIDPACKET);
+ return (XRAN_STATUS_INVALID_PACKET);
}
for(i=0; i<result->numSections; i++) {
print_err("Invalid packet 1 - number of section [%d:%d]!",
result->numSections, i);
result->numSections = i;
- ret = (-XRAN_ERRCODE_INVALIDPACKET);
+ ret = XRAN_STATUS_INVALID_PACKET;
break;
}
}
section = (void *)rte_pktmbuf_adj(mbuf, sizeof(struct xran_cp_radioapp_section3_header));
if(section == NULL) {
print_err("Invalid packet 3 - radio app hedaer!");
- return (-XRAN_ERRCODE_INVALIDPACKET);
+ return (XRAN_STATUS_INVALID_PACKET);
}
for(i=0; i<result->numSections; i++) {
if(section->reserved) {
print_err("Invalid packet 3 - section[%d:%d]", i, section->reserved);
- ret = -XRAN_ERRCODE_INVALIDPACKET;
+ ret = XRAN_STATUS_INVALID_PACKET;
}
if(section->hdr.u.s3.ef) {
print_err("Invalid packet 3 - number of section [%d:%d]!",
result->numSections, i);
result->numSections = i;
- ret = (-XRAN_ERRCODE_INVALIDPACKET);
+ ret = XRAN_STATUS_INVALID_PACKET;
break;
}
}
case XRAN_CP_SECTIONTYPE_6: // Channel Information, not supported
case XRAN_CP_SECTIONTYPE_7: // LAA, not supported
default:
- ret = -XRAN_ERRCODE_INVALIDPARAM;
+ ret = XRAN_STATUS_INVALID_PARAM;
print_err("Non-supported Section Type - %d", apphdr->sectionType);
}
result->hdr.iqWidth, result->hdr.compMeth);
for(i=0; i<result->numSections; i++) {
- printf(" >> %3d:%04X| rb=%d symInc=%d numSym=%d startPrbc=%02X numPrbc=%d reMask=%03X beamId=%04X freqOffset=%d ef=%d\n",
+ printf(" >> %3d:%04X| rb=%d symInc=%d numSym=%d startPrbc=%02d numPrbc=%d reMask=%03X beamId=%04X freqOffset=%d ef=%d\n",
i, result->sections[i].info.id,
result->sections[i].info.rb,
result->sections[i].info.symInc, result->sections[i].info.numSymbol,