the basic constants and interfaces needed by gic */
| 53 | |
| 54 | /* the basic constants and interfaces needed by gic */ |
| 55 | rt_inline uintptr_t platform_get_gic_redist_base(void) |
| 56 | { |
| 57 | uintptr_t redis_base, mpidr_aff, gicr_typer_aff; |
| 58 | mpidr_aff = (uintptr_t)(GetAffinity() & CORE_AFF_MASK); |
| 59 | |
| 60 | for (redis_base = GICV3_RD_BASE_ADDR; redis_base < GICV3_RD_BASE_ADDR + GICV3_RD_SIZE; redis_base += GICV3_RD_OFFSET) |
| 61 | { |
| 62 | #ifdef RT_USING_SMART |
| 63 | uintptr_t redis_base_virtual = (uintptr_t)rt_ioremap((void *)redis_base, GICV3_RD_OFFSET); |
| 64 | rt_hw_tlb_invalidate_all(); |
| 65 | if (redis_base_virtual == 0) |
| 66 | { |
| 67 | continue; |
| 68 | } |
| 69 | #if defined(TARGET_ARMV8_AARCH64) |
| 70 | gicr_typer_aff = GIC_RDIST_TYPER(redis_base_virtual) >> 32; |
| 71 | #else |
| 72 | gicr_typer_aff = GIC_RDIST_TYPER(redis_base_virtual + 0x4); |
| 73 | #endif |
| 74 | if (mpidr_aff == gicr_typer_aff) |
| 75 | { |
| 76 | return redis_base_virtual; |
| 77 | } |
| 78 | else |
| 79 | { |
| 80 | rt_iounmap(redis_base_virtual); |
| 81 | } |
| 82 | #else |
| 83 | #if defined(TARGET_ARMV8_AARCH64) |
| 84 | gicr_typer_aff = GIC_RDIST_TYPER(redis_base) >> 32; |
| 85 | #else |
| 86 | gicr_typer_aff = GIC_RDIST_TYPER(redis_base + 0x4); |
| 87 | #endif |
| 88 | if (mpidr_aff == gicr_typer_aff) |
| 89 | { |
| 90 | return redis_base; |
| 91 | } |
| 92 | #endif |
| 93 | } |
| 94 | |
| 95 | return 0; |
| 96 | } |
| 97 | |
| 98 | |
| 99 | #if defined(TARGET_ARMV8_AARCH64) |
no test coverage detected