diff options
| author | Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> | 2020-03-23 20:46:35 +0300 |
|---|---|---|
| committer | Alexey Brodkin <abrodkin@synopsys.com> | 2020-04-27 11:20:26 +0300 |
| commit | 1d897d1a2231340ba676157edac039f52f06000f (patch) | |
| tree | edf884cb364dc96f558b7626789e5695fb82471c /board/synopsys/hsdk | |
| parent | d4ee5c39bac955ffcd15c395b580b2374163342c (diff) | |
ARC: HSDK-4xD: add support for SLC enable/disable
Add support for SLC enable/disable via hsdk_init command.
Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Diffstat (limited to 'board/synopsys/hsdk')
| -rw-r--r-- | board/synopsys/hsdk/hsdk.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/board/synopsys/hsdk/hsdk.c b/board/synopsys/hsdk/hsdk.c index b8b995db47..b25b133187 100644 --- a/board/synopsys/hsdk/hsdk.c +++ b/board/synopsys/hsdk/hsdk.c @@ -80,6 +80,7 @@ struct hsdk_env_common_ctl { u32_env nvlim; u32_env icache; u32_env dcache; + u32_env l2_cache; }; /* @@ -129,6 +130,9 @@ static const struct env_map_common env_map_common[] = { { "non_volatile_limit", ENV_HEX, true, 0, 0xF, &env_common.nvlim }, { "icache_ena", ENV_HEX, true, 0, 1, &env_common.icache }, { "dcache_ena", ENV_HEX, true, 0, 1, &env_common.dcache }, +#if defined(CONFIG_BOARD_HSDK_4XD) + { "l2_cache_ena", ENV_HEX, true, 0, 1, &env_common.l2_cache }, +#endif /* CONFIG_BOARD_HSDK_4XD */ {} }; @@ -188,6 +192,11 @@ static bool is_board_match_runtime(enum board_type type_req) return get_board_type_runtime() == type_req; } +static bool is_board_match_config(enum board_type type_req) +{ + return get_board_type_config() == type_req; +} + static const char * board_name(enum board_type type) { switch (type) { @@ -278,6 +287,18 @@ static void init_cluster_nvlim(void) flush_n_invalidate_dcache_all(); } +static void init_cluster_slc(void) +{ + /* ARC HS38 doesn't support SLC disabling */ + if (!is_board_match_config(T_BOARD_HSDK_4XD)) + return; + + if (env_common.l2_cache.val) + slc_enable(); + else + slc_disable(); +} + static void init_master_icache(void) { if (icache_status()) { @@ -657,6 +678,7 @@ static void do_init_cluster(void) * cores. */ init_cluster_nvlim(); + init_cluster_slc(); } static int check_master_cpu_id(void) |