powerpc/corenet_ds: Slave reads ENV from master when boot from SRIO

[platform/kernel/u-boot.git] / arch / powerpc / cpu / mpc8xxx / srio.c

diff --git a/arch/powerpc/cpu/mpc8xxx/srio.c b/arch/powerpc/cpu/mpc8xxx/srio.c
index e593f22..5694561 100644 (file)
--- a/arch/powerpc/cpu/mpc8xxx/srio.c
+++ b/arch/powerpc/cpu/mpc8xxx/srio.c
@@ -150,5 +150,22 @@ void srio_boot_master(void)
                        .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[2].riwar,
                        SRIO_IB_ATMU_AR
                        | atmu_size_mask(CONFIG_SRIOBOOT_SLAVE_UCODE_SIZE));
+
+       /* configure inbound window for slave's ENV */
+       debug("SRIOBOOT - MASTER: Inbound window for slave's ENV; "
+                       "Local = 0x%llx, Siro = 0x%llx, Size = 0x%x\n",
+                       CONFIG_SRIOBOOT_SLAVE_ENV_LAW_PHYS,
+                       CONFIG_SRIOBOOT_SLAVE_ENV_SRIO_PHYS,
+                       CONFIG_SRIOBOOT_SLAVE_ENV_SIZE);
+       out_be32((void *)&srio->atmu
+                       .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[3].riwtar,
+                       CONFIG_SRIOBOOT_SLAVE_ENV_LAW_PHYS >> 12);
+       out_be32((void *)&srio->atmu
+                       .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[3].riwbar,
+                       CONFIG_SRIOBOOT_SLAVE_ENV_SRIO_PHYS >> 12);
+       out_be32((void *)&srio->atmu
+                       .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[3].riwar,
+                       SRIO_IB_ATMU_AR
+                       | atmu_size_mask(CONFIG_SRIOBOOT_SLAVE_ENV_SIZE));
 }
 #endif