diff options
| author | Anup Patel <anup.patel@wdc.com> | 2020-03-18 15:13:06 +0530 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2020-03-19 09:21:08 +0530 |
| commit | 680b09872dd9fe43adfaa29dd95d0d035f5e0ac2 (patch) | |
| tree | 833009d03cb77949c1e46641da0304935bf8321b /lib/sbi/sbi_hsm.c | |
| parent | c9f60fc6b7d940c970d4562656424aa9519e9b90 (diff) | |
lib: sbi_hsm: Don't use sbi_platform_hart_count() API
We remove usage of sbi_platform_hart_count() API from sbi_hsm
so that discontinuous and sparse HART ids can be supported.
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'lib/sbi/sbi_hsm.c')
| -rw-r--r-- | lib/sbi/sbi_hsm.c | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/lib/sbi/sbi_hsm.c b/lib/sbi/sbi_hsm.c index 1219924..906a8eb 100644 --- a/lib/sbi/sbi_hsm.c +++ b/lib/sbi/sbi_hsm.c @@ -16,6 +16,7 @@ #include <sbi/sbi_error.h> #include <sbi/sbi_ecall_interface.h> #include <sbi/sbi_hart.h> +#include <sbi/sbi_hartmask.h> #include <sbi/sbi_hsm.h> #include <sbi/sbi_init.h> #include <sbi/sbi_ipi.h> @@ -89,17 +90,7 @@ int sbi_hsm_hart_started_mask(struct sbi_scratch *scratch, ulong hbase, ulong *out_hmask) { ulong i; - ulong hcount = sbi_platform_hart_count(sbi_platform_ptr(scratch)); - - /* - * The SBI_HARTMASK_MAX_BITS represents the maximum HART ids generic - * OpenSBI can handle whereas sbi_platform_hart_count() represents - * the maximum HART ids (or HARTs) on underlying platform. - * - * Currently, we only support continuous HART ids so this function - * is written with same assumption. In future, this function will - * change when we support discontinuous and sparse HART ids. - */ + ulong hcount = SBI_HARTMASK_MAX_BITS; *out_hmask = 0; if (hcount <= hbase) @@ -153,20 +144,18 @@ static void sbi_hsm_hart_wait(struct sbi_scratch *scratch, u32 hartid) int sbi_hsm_init(struct sbi_scratch *scratch, u32 hartid, bool cold_boot) { + u32 i; struct sbi_scratch *rscratch; struct sbi_hsm_data *hdata; - u32 hart_count, i; - const struct sbi_platform *plat = sbi_platform_ptr(scratch); if (cold_boot) { hart_data_offset = sbi_scratch_alloc_offset(sizeof(*hdata), "HART_DATA"); if (!hart_data_offset) return SBI_ENOMEM; - hart_count = sbi_platform_hart_count(plat); /* Initialize hart state data for every hart */ - for (i = 0; i < hart_count; i++) { + for (i = 0; i < SBI_HARTMASK_MAX_BITS; i++) { rscratch = sbi_hartid_to_scratch(i); if (!rscratch) continue; |