diff options
Diffstat (limited to 'drivers/net/vsc9953.c')
| -rw-r--r-- | drivers/net/vsc9953.c | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/drivers/net/vsc9953.c b/drivers/net/vsc9953.c index 5d196cfb3f..f17839c70f 100644 --- a/drivers/net/vsc9953.c +++ b/drivers/net/vsc9953.c @@ -2468,6 +2468,139 @@ void vsc9953_default_configuration(void) debug("VSC9953: failed to set default aggregation code mode\n"); } +static void vcap_entry2cache_init(u32 target, u32 entry_words) +{ + int i; + + for (i = 0; i < entry_words; i++) { + out_le32((unsigned int *)(VSC9953_OFFSET + + VSC9953_VCAP_CACHE_ENTRY_DAT(target, i)), 0x00); + out_le32((unsigned int *)(VSC9953_OFFSET + + VSC9953_VCAP_CACHE_MASK_DAT(target, i)), 0xFF); + } + + out_le32((unsigned int *)(VSC9953_OFFSET + + VSC9953_VCAP_CACHE_TG_DAT(target)), 0x00); + out_le32((unsigned int *)(VSC9953_OFFSET + + VSC9953_VCAP_CFG_MV_CFG(target)), + VSC9953_VCAP_CFG_MV_CFG_SIZE(entry_words)); +} + +static void vcap_action2cache_init(u32 target, u32 action_words, + u32 counter_words) +{ + int i; + + for (i = 0; i < action_words; i++) + out_le32((unsigned int *)(VSC9953_OFFSET + + VSC9953_VCAP_CACHE_ACTION_DAT(target, i)), 0x00); + + for (i = 0; i < counter_words; i++) + out_le32((unsigned int *)(VSC9953_OFFSET + + VSC9953_VCAP_CACHE_CNT_DAT(target, i)), 0x00); +} + +static int vcap_cmd(u32 target, u16 ix, int cmd, int sel, int entry_count) +{ + u32 tgt = target; + u32 value = (VSC9953_VCAP_UPDATE_CTRL_UPDATE_CMD(cmd) | + VSC9953_VCAP_UPDATE_CTRL_UPDATE_ADDR(ix) | + VSC9953_VCAP_UPDATE_CTRL_UPDATE_SHOT); + + if ((sel & TCAM_SEL_ENTRY) && ix >= entry_count) + return CMD_RET_FAILURE; + + if (!(sel & TCAM_SEL_ENTRY)) + value |= VSC9953_VCAP_UPDATE_CTRL_UPDATE_ENTRY_DIS; + + if (!(sel & TCAM_SEL_ACTION)) + value |= VSC9953_VCAP_UPDATE_CTRL_UPDATE_ACTION_DIS; + + if (!(sel & TCAM_SEL_COUNTER)) + value |= VSC9953_VCAP_UPDATE_CTRL_UPDATE_CNT_DIS; + + out_le32((unsigned int *)(VSC9953_OFFSET + + VSC9953_VCAP_CFG_UPDATE_CTRL(tgt)), value); + + do { + value = in_le32((unsigned int *)(VSC9953_OFFSET + + VSC9953_VCAP_CFG_UPDATE_CTRL(tgt))); + + } while (value & VSC9953_VCAP_UPDATE_CTRL_UPDATE_SHOT); + + return CMD_RET_SUCCESS; +} + +static void vsc9953_vcap_init(void) +{ + u32 tgt = VSC9953_ES0; + int cmd_ret; + + /* write entries */ + vcap_entry2cache_init(tgt, ENTRY_WORDS_ES0); + cmd_ret = vcap_cmd(tgt, 0, TCAM_CMD_INITIALIZE, TCAM_SEL_ENTRY, + ENTRY_WORDS_ES0); + if (cmd_ret != CMD_RET_SUCCESS) + debug("VSC9953:%d invalid TCAM_SEL_ENTRY\n", + __LINE__); + + /* write actions and counters */ + vcap_action2cache_init(tgt, BITS_TO_DWORD(ES0_ACT_WIDTH), + BITS_TO_DWORD(ES0_CNT_WIDTH)); + out_le32((unsigned int *)(VSC9953_OFFSET + + VSC9953_VCAP_CFG_MV_CFG(tgt)), + VSC9953_VCAP_CFG_MV_CFG_SIZE(ES0_ACT_COUNT)); + cmd_ret = vcap_cmd(tgt, 0, TCAM_CMD_INITIALIZE, + TCAM_SEL_ACTION | TCAM_SEL_COUNTER, ENTRY_WORDS_ES0); + if (cmd_ret != CMD_RET_SUCCESS) + debug("VSC9953:%d invalid TCAM_SEL_ACTION | TCAM_SEL_COUNTER\n", + __LINE__); + + tgt = VSC9953_IS1; + + /* write entries */ + vcap_entry2cache_init(tgt, ENTRY_WORDS_IS1); + cmd_ret = vcap_cmd(tgt, 0, TCAM_CMD_INITIALIZE, TCAM_SEL_ENTRY, + ENTRY_WORDS_IS1); + if (cmd_ret != CMD_RET_SUCCESS) + debug("VSC9953:%d invalid TCAM_SEL_ENTRY\n", + __LINE__); + + /* write actions and counters */ + vcap_action2cache_init(tgt, BITS_TO_DWORD(IS1_ACT_WIDTH), + BITS_TO_DWORD(IS1_CNT_WIDTH)); + out_le32((unsigned int *)(VSC9953_OFFSET + + VSC9953_VCAP_CFG_MV_CFG(tgt)), + VSC9953_VCAP_CFG_MV_CFG_SIZE(IS1_ACT_COUNT)); + cmd_ret = vcap_cmd(tgt, 0, TCAM_CMD_INITIALIZE, + TCAM_SEL_ACTION | TCAM_SEL_COUNTER, ENTRY_WORDS_IS1); + if (cmd_ret != CMD_RET_SUCCESS) + debug("VSC9953:%d invalid TCAM_SEL_ACTION | TCAM_SEL_COUNTER\n", + __LINE__); + + tgt = VSC9953_IS2; + + /* write entries */ + vcap_entry2cache_init(tgt, ENTRY_WORDS_IS2); + cmd_ret = vcap_cmd(tgt, 0, TCAM_CMD_INITIALIZE, TCAM_SEL_ENTRY, + ENTRY_WORDS_IS2); + if (cmd_ret != CMD_RET_SUCCESS) + debug("VSC9953:%d invalid selection: TCAM_SEL_ENTRY\n", + __LINE__); + + /* write actions and counters */ + vcap_action2cache_init(tgt, BITS_TO_DWORD(IS2_ACT_WIDTH), + BITS_TO_DWORD(IS2_CNT_WIDTH)); + out_le32((unsigned int *)(VSC9953_OFFSET + + VSC9953_VCAP_CFG_MV_CFG(tgt)), + VSC9953_VCAP_CFG_MV_CFG_SIZE(IS2_ACT_COUNT)); + cmd_ret = vcap_cmd(tgt, 0, TCAM_CMD_INITIALIZE, + TCAM_SEL_ACTION | TCAM_SEL_COUNTER, ENTRY_WORDS_IS2); + if (cmd_ret != CMD_RET_SUCCESS) + debug("VSC9953:%d invalid TCAM_SEL_ACTION | TCAM_SEL_COUNTER\n", + __LINE__); +} + void vsc9953_init(bd_t *bis) { u32 i; @@ -2604,6 +2737,7 @@ void vsc9953_init(bd_t *bis) } } + vsc9953_vcap_init(); vsc9953_default_configuration(); #ifdef CONFIG_CMD_ETHSW |