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-rw-r--r--drivers/misc/fsl_law.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/misc/fsl_law.c b/drivers/misc/fsl_law.c
index a7d04b7..a71a0ce 100644
--- a/drivers/misc/fsl_law.c
+++ b/drivers/misc/fsl_law.c
@@ -275,5 +275,32 @@ void init_laws(void)
law_table[i].size, law_table[i].trgt_id);
}
+#ifdef CONFIG_SRIOBOOT_SLAVE
+ /* check RCW to get which port is used for boot */
+ ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
+ u32 bootloc = in_be32(&gur->rcwsr[6]);
+ /* in SRIO boot we need to set specail LAWs for SRIO interfaces */
+ switch ((bootloc & FSL_CORENET_RCWSR6_BOOT_LOC) >> 23) {
+ case 0x8: /* boot from SRIO1 */
+ set_next_law(CONFIG_SYS_SRIOBOOT_SLAVE_ADDR_PHYS,
+ LAW_SIZE_1M,
+ LAW_TRGT_IF_RIO_1);
+ set_next_law(CONFIG_SYS_SRIOBOOT_UCODE_ENV_ADDR_PHYS,
+ LAW_SIZE_1M,
+ LAW_TRGT_IF_RIO_1);
+ break;
+ case 0x9: /* boot from SRIO2 */
+ set_next_law(CONFIG_SYS_SRIOBOOT_SLAVE_ADDR_PHYS,
+ LAW_SIZE_1M,
+ LAW_TRGT_IF_RIO_2);
+ set_next_law(CONFIG_SYS_SRIOBOOT_UCODE_ENV_ADDR_PHYS,
+ LAW_SIZE_1M,
+ LAW_TRGT_IF_RIO_2);
+ break;
+ default:
+ break;
+ }
+#endif
+
return ;
}