diff options
Diffstat (limited to 'arch/powerpc/cpu/mpc8xxx/srio.c')
| -rw-r--r-- | arch/powerpc/cpu/mpc8xxx/srio.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc8xxx/srio.c b/arch/powerpc/cpu/mpc8xxx/srio.c index e46d328..77fa32f 100644 --- a/arch/powerpc/cpu/mpc8xxx/srio.c +++ b/arch/powerpc/cpu/mpc8xxx/srio.c @@ -21,6 +21,10 @@ #include <config.h> #include <asm/fsl_law.h> #include <asm/fsl_serdes.h> +#include <asm/fsl_srio.h> + +#define SRIO_PORT_ACCEPT_ALL 0x10000001 +#define SRIO_IB_ATMU_AR 0x80f55000 #if defined(CONFIG_FSL_CORENET) #define _DEVDISR_SRIO1 FSL_CORENET_DEVDISR_SRIO1 @@ -84,3 +88,50 @@ void srio_init(void) setbits_be32(&gur->devdisr, _DEVDISR_RMU); } } + +#ifdef CONFIG_SRIOBOOT_MASTER +void srio_boot_master(void) +{ + struct ccsr_rio *srio = (void *)CONFIG_SYS_FSL_SRIO_ADDR; + + /* set port accept-all */ + out_be32((void *)&srio->impl.port[CONFIG_SRIOBOOT_MASTER_PORT].ptaacr, + SRIO_PORT_ACCEPT_ALL); + + debug("SRIOBOOT - MASTER: Master port [ %d ] for srio boot.\n", + CONFIG_SRIOBOOT_MASTER_PORT); + /* configure inbound window5 for slave's u-boot image */ + debug("SRIOBOOT - MASTER: Inbound window 5 for slave's image; " + "Local = 0x%llx, Srio = 0x%llx, Size = 0x%x\n", + (u64)CONFIG_SRIOBOOT_SLAVE_IMAGE_LAW_PHYS1, + (u64)CONFIG_SRIOBOOT_SLAVE_IMAGE_SRIO_PHYS1, + CONFIG_SRIOBOOT_SLAVE_IMAGE_SIZE); + out_be32((void *)&srio->atmu + .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[0].riwtar, + CONFIG_SRIOBOOT_SLAVE_IMAGE_LAW_PHYS1 >> 12); + out_be32((void *)&srio->atmu + .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[0].riwbar, + CONFIG_SRIOBOOT_SLAVE_IMAGE_SRIO_PHYS1 >> 12); + out_be32((void *)&srio->atmu + .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[0].riwar, + SRIO_IB_ATMU_AR + | atmu_size_mask(CONFIG_SRIOBOOT_SLAVE_IMAGE_SIZE)); + + /* configure inbound window4 for slave's u-boot image */ + debug("SRIOBOOT - MASTER: Inbound window 4 for slave's image; " + "Local = 0x%llx, Srio = 0x%llx, Size = 0x%x\n", + (u64)CONFIG_SRIOBOOT_SLAVE_IMAGE_LAW_PHYS2, + (u64)CONFIG_SRIOBOOT_SLAVE_IMAGE_SRIO_PHYS2, + CONFIG_SRIOBOOT_SLAVE_IMAGE_SIZE); + out_be32((void *)&srio->atmu + .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[1].riwtar, + CONFIG_SRIOBOOT_SLAVE_IMAGE_LAW_PHYS2 >> 12); + out_be32((void *)&srio->atmu + .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[1].riwbar, + CONFIG_SRIOBOOT_SLAVE_IMAGE_SRIO_PHYS2 >> 12); + out_be32((void *)&srio->atmu + .port[CONFIG_SRIOBOOT_MASTER_PORT].inbw[1].riwar, + SRIO_IB_ATMU_AR + | atmu_size_mask(CONFIG_SRIOBOOT_SLAVE_IMAGE_SIZE)); +} +#endif |