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FHI72: handle more than 64 cores

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xran needs to be informed about the cores to use for packet processing.
Prior to this change, we only filled the first 64bits, but it can go up
to 128 in xran. Change the helper accordingly to support all.
This commit is contained in:
Robert Schmidt
2026-03-19 12:17:07 +01:00
parent fdb6b44b05
commit 49ad65c5a5
1 changed files with 5 additions and 7 deletions
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radio/fhi_72/oran-config.c
+5 -7
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@@ -443,17 +443,16 @@ void print_fh_config(const struct xran_fh_config *fh_config)
#endif
}
static uint64_t get_u64_mask(const paramdef_t *pd)
static void get_u128_mask(const paramdef_t *pd, uint64_t *u0t63, uint64_t *u64t127)
{
DevAssert(pd != NULL);
AssertFatal(pd->numelt > 0, "no entries for creation of mask\n");
uint64_t mask = 0;
for (int i = 0; i < pd->numelt; ++i) {
int num = pd->iptr[i];
AssertFatal(num >= 0 && num < 64, "cannot put element of %d in 64-bit mask\n", num);
mask |= 1LL << num;
AssertFatal(num >= 0 && num < 128, "cannot put element of %d in 128-bit mask\n", num);
uint64_t *mask = num < 64 ? u0t63 : u64t127;
*mask |= 1LL << (num % 64);
}
return mask;
}
#if defined F_RELEASE
@@ -522,8 +521,7 @@ static bool set_fh_io_cfg(struct xran_io_cfg *io_cfg, const paramdef_t *fhip, in
these parameters are machine specific */
io_cfg->core = *gpd(fhip, nump, ORAN_CONFIG_IO_CORE)->iptr; // core used for IO; absolute CPU core ID for xran library, it should be an isolated core
io_cfg->system_core = *gpd(fhip, nump, ORAN_CONFIG_SYSTEM_CORE)->iptr; // absolute CPU core ID for DPDK control threads, it should be an isolated core
io_cfg->pkt_proc_core = get_u64_mask(gpd(fhip, nump, ORAN_CONFIG_WORKER_CORES)); // worker mask 0-63
io_cfg->pkt_proc_core_64_127 = 0x0; // worker mask 64-127; to be used if machine supports more than 64 cores
get_u128_mask(gpd(fhip, nump, ORAN_CONFIG_WORKER_CORES), &io_cfg->pkt_proc_core, &io_cfg->pkt_proc_core_64_127); // worker masks 0-63 and 64-127
io_cfg->pkt_aux_core = 0; // sample app says 0 = "do not start"
io_cfg->timing_core = *gpd(fhip, nump, ORAN_CONFIG_IO_CORE)->iptr; // core used by xran