| Aditya Angadi | d61740b | 2020-11-19 18:05:33 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #include <plat/common/platform.h> |
| 8 | #include <sgi_plat.h> |
| 9 | |
| 10 | unsigned int plat_arm_sgi_get_platform_id(void) |
| 11 | { |
| 12 | return mmio_read_32(SID_REG_BASE + SID_SYSTEM_ID_OFFSET) |
| 13 | & SID_SYSTEM_ID_PART_NUM_MASK; |
| 14 | } |
| 15 | |
| 16 | unsigned int plat_arm_sgi_get_config_id(void) |
| 17 | { |
| 18 | return mmio_read_32(SID_REG_BASE + SID_SYSTEM_CFG_OFFSET); |
| 19 | } |
| 20 | |
| 21 | unsigned int plat_arm_sgi_get_multi_chip_mode(void) |
| 22 | { |
| 23 | return (mmio_read_32(SID_REG_BASE + SID_NODE_ID_OFFSET) & |
| 24 | SID_MULTI_CHIP_MODE_MASK) >> |
| 25 | SID_MULTI_CHIP_MODE_SHIFT; |
| 26 | } |
| 27 | |
| 28 | void bl31_platform_setup(void) |
| 29 | { |
| 30 | sgi_bl31_common_platform_setup(); |
| 31 | } |