struct fsl_dpbp_obj *dflt_dpbp = NULL;
struct fsl_dpio_obj *dflt_dpio = NULL;
struct fsl_dpni_obj *dflt_dpni = NULL;
+static u64 mc_lazy_dpl_addr;
#ifdef DEBUG
void dump_ram_words(const char *title, void *addr)
}
#ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
+
+__weak bool soc_has_aiop(void)
+{
+ return false;
+}
+
static int load_mc_aiop_img(u64 aiop_fw_addr)
{
u64 mc_ram_addr = mc_get_dram_addr();
void *aiop_img;
#endif
+ /* Check if AIOP is available */
+ if (!soc_has_aiop())
+ return -ENODEV;
/*
* Load the MC AIOP image in the MC private DRAM block:
*/
/*
* Management Complex cores should be held at reset out of POR.
- * U-boot should be the first software to touch MC. To be safe,
+ * U-Boot should be the first software to touch MC. To be safe,
* we reset all cores again by setting GCR1 to 0. It doesn't do
* anything if they are held at reset. After we setup the firmware
* we kick off MC by deasserting the reset bit for core 0, and
u64 mc_ram_addr = mc_get_dram_addr();
size_t mc_ram_size = mc_get_dram_block_size();
+ if (!mc_dpl_addr)
+ return -1;
+
error = load_mc_dpl(mc_ram_addr, mc_ram_size, mc_dpl_addr);
if (error != 0)
return error;
err_get_swp_init:
dpio_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
err_get_enable:
- free(dflt_dpio);
err_get_attr:
dpio_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
dpio_destroy(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
err_create:
+ free(dflt_dpio);
err_malloc:
return err;
}
{
int err = 0;
- if (bd && get_mc_boot_status() == -1)
+ if (bd && mc_lazy_dpl_addr && !fsl_mc_ldpaa_exit(NULL)) {
+ mc_apply_dpl(mc_lazy_dpl_addr);
+ mc_lazy_dpl_addr = 0;
+ }
+
+ /* MC is not loaded intentionally, So return success. */
+ if (bd && get_mc_boot_status() != 0)
return 0;
if (bd && !get_mc_boot_status() && get_dpl_apply_status() == -1) {
aiop_fw_addr = simple_strtoull(argv[3], NULL,
16);
+ /* if SoC doesn't have AIOP, err = -ENODEV */
err = load_mc_aiop_img(aiop_fw_addr);
if (!err)
printf("fsl-mc: AIOP FW applied\n");
}
break;
+ case 'l':
case 'a': {
u64 mc_dpl_addr;
return -ENODEV;
}
- if (!fsl_mc_ldpaa_exit(NULL))
- err = mc_apply_dpl(mc_dpl_addr);
+ if (argv[1][0] == 'l') {
+ /*
+ * We will do the actual dpaa exit and dpl apply
+ * later from announce_and_cleanup().
+ */
+ mc_lazy_dpl_addr = mc_dpl_addr;
+ } else {
+ /* The user wants it applied now */
+ if (!fsl_mc_ldpaa_exit(NULL))
+ err = mc_apply_dpl(mc_dpl_addr);
+ }
break;
}
default:
"DPAA2 command to manage Management Complex (MC)",
"start mc [FW_addr] [DPC_addr] - Start Management Complex\n"
"fsl_mc apply DPL [DPL_addr] - Apply DPL file\n"
+ "fsl_mc lazyapply DPL [DPL_addr] - Apply DPL file on exit\n"
"fsl_mc start aiop [FW_addr] - Start AIOP\n"
);