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l4t: fix several issues

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- Fixed an issue where cached data would not be flushed after setting the fw carveout. Now they are flushed before setting it.
- Fixed and off-by-one bug and setting incorrect number of mtc entries.
This commit is contained in:
CTCaer 2022-12-22 12:37:56 +02:00
parent cfbfe403c6
commit 1666daf447
1 changed files with 9 additions and 7 deletions
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16
bootloader/l4t/l4t.c
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@ -548,6 +548,9 @@ static void _l4t_mc_config_carveout(bool t210b01)
#elif CARVEOUT_SECFW_ENABLE
// Flush data to ram.
bpmp_mmu_maintenance(BPMP_MMU_MAINT_INVALID_WAY, false);
// Set SC7-Entry/SC7-Exit/R2P/MTC Table or SC7-Exit/BPMP-FW carveout. Only BPMP, CCPLEX and AHB have R/W access.
MC(MC_SECURITY_CARVEOUT1_BOM) = carveout_base;
MC(MC_SECURITY_CARVEOUT1_BOM_HI) = 0;
@ -823,7 +826,7 @@ static void _l4t_bpmpfw_config(l4t_ctxt_t *ctxt)
pll_spread_spectrum_t210b01_t *ssc = BPMPFW_DTB_EMC_TBL_SCC_OFFSET(tbl_idx);
if (ram_oc_divn < DRAM_T210B01_SSC_PARAMS)
if (ram_oc_divn <= DRAM_T210B01_SSC_PARAMS)
{
// Standard frequency.
const pll_ssc_t210b01_t *ssc_cfg = &pll_jd_ssc_t210b01[ram_oc_divn - 1];
@ -910,14 +913,14 @@ static void _l4t_set_config(l4t_ctxt_t *ctxt, const ini_sec_t *ini_sec, int entr
LIST_FOREACH_ENTRY(ini_kv_t, kv, &ini_sec->kvs, link)
{
if (!strcmp("boot_prefixes", kv->key))
ctxt->path = kv->val;
ctxt->path = kv->val;
else if (!strcmp("ram_oc", kv->key))
{
ctxt->ram_oc_txt = kv->val;
ctxt->ram_oc_freq = atoi(kv->val);
ctxt->ram_oc_txt = kv->val;
ctxt->ram_oc_freq = atoi(kv->val);
}
else if (!strcmp("uart_port", kv->key))
ctxt->serial_port = atoi(kv->val);
ctxt->serial_port = atoi(kv->val);
// Set key/val to BL33 env.
_l4t_bl33_cfg_set_key(bl33_env, kv->key, kv->val);
@ -1133,8 +1136,6 @@ void launch_l4t(const ini_sec_t *ini_sec, int entry_idx, int is_list, bool t210b
// Prepare EMC table.
if (ctxt.mtc_table)
{
int table_entries = minerva_get_mtc_table_entries();
// Set DRAM voltage.
if (ctxt.ram_oc_freq > DRAM_T210_OC_THRESHOLD_FREQ)
max7762x_regulator_set_voltage(REGULATOR_SD1, DRAM_T210_OC_VOLTAGE);
@ -1143,6 +1144,7 @@ void launch_l4t(const ini_sec_t *ini_sec, int entry_idx, int is_list, bool t210b
minerva_prep_boot_l4t(ctxt.ram_oc_freq);
// Set emc table parameters and copy it.
int table_entries = minerva_get_mtc_table_entries();
plat_params.emc_table_base = MTCTABLE_BASE;
plat_params.emc_table_size = sizeof(emc_table_t) * table_entries;
memcpy((u32 *)MTCTABLE_BASE, ctxt.mtc_table, sizeof(emc_table_t) * table_entries);