| /*************************************************************************/ /*! |
| @File |
| @Title RGX FW heap definitions |
| @Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved |
| @License Dual MIT/GPLv2 |
| |
| The contents of this file are subject to the MIT license as set out below. |
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| This License is also included in this distribution in the file called |
| "MIT-COPYING". |
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| */ /**************************************************************************/ |
| |
| #if !defined(RGX_FW_HEAP_H) |
| #define RGX_FW_HEAP_H |
| |
| /* Start at 903GiB. Size of 32MB per OSID (see rgxheapconfig.h) |
| * NOTE: |
| * The firmware heaps bases and sizes are defined here to |
| * simplify #include dependencies, see rgxheapconfig.h |
| * for the full RGX virtual address space layout. |
| */ |
| |
| /* |
| * The config heap takes up the last 64 KBytes from the total firmware heap |
| * space. It is intended to act as a storage space for the kernel and |
| * firmware CCB offset storage. The Main Firmware heap size is reduced |
| * accordingly but most of the map / unmap functions must take into |
| * consideration the entire range (i.e. main and config heap). |
| */ |
| #define RGX_FIRMWARE_NUMBER_OF_FW_HEAPS (2) |
| #define RGX_FIRMWARE_HEAP_SHIFT RGX_FW_HEAP_SHIFT |
| #define RGX_FIRMWARE_RAW_HEAP_BASE (0xE1C0000000ULL) |
| #define RGX_FIRMWARE_RAW_HEAP_SIZE (IMG_UINT32_C(1) << RGX_FIRMWARE_HEAP_SHIFT) |
| #define RGX_FIRMWARE_CONFIG_HEAP_SIZE (IMG_UINT32_C(0x10000)) /* 64KB */ |
| #define RGX_FIRMWARE_META_MAIN_HEAP_SIZE (RGX_FIRMWARE_RAW_HEAP_SIZE - RGX_FIRMWARE_CONFIG_HEAP_SIZE) |
| /* |
| * MIPS FW needs space in the Main heap to map GPU memory. |
| * This space is taken from the MAIN heap, to avoid creating a new heap. |
| */ |
| #define RGX_FIRMWARE_MIPS_GPU_MAP_RESERVED_SIZE (IMG_UINT32_C(0x100000)) /* 1MB */ |
| #define RGX_FIRMWARE_MIPS_MAIN_HEAP_SIZE (RGX_FIRMWARE_RAW_HEAP_SIZE - \ |
| RGX_FIRMWARE_CONFIG_HEAP_SIZE - \ |
| RGX_FIRMWARE_MIPS_GPU_MAP_RESERVED_SIZE) |
| |
| /* Hypervisor sub-heap order: MAIN + CONFIG */ |
| #define RGX_FIRMWARE_HYPERV_MAIN_HEAP_BASE RGX_FIRMWARE_RAW_HEAP_BASE |
| #define RGX_FIRMWARE_HYPERV_CONFIG_HEAP_BASE (RGX_FIRMWARE_HYPERV_MAIN_HEAP_BASE + \ |
| RGX_FIRMWARE_RAW_HEAP_SIZE - \ |
| RGX_FIRMWARE_CONFIG_HEAP_SIZE) |
| |
| /* Guest sub-heap order: CONFIG + MAIN */ |
| #define RGX_FIRMWARE_GUEST_CONFIG_HEAP_BASE RGX_FIRMWARE_RAW_HEAP_BASE |
| #define RGX_FIRMWARE_GUEST_MAIN_HEAP_BASE (RGX_FIRMWARE_GUEST_CONFIG_HEAP_BASE + RGX_FIRMWARE_CONFIG_HEAP_SIZE) |
| |
| /* |
| * The maximum configurable size via RGX_FW_HEAP_SHIFT is 32MiB (1<<25) and |
| * the minimum is 4MiB (1<<22); the default firmware heap size is set to |
| * maximum 32MiB. |
| */ |
| #if defined(RGX_FW_HEAP_SHIFT) && (RGX_FW_HEAP_SHIFT < 22 || RGX_FW_HEAP_SHIFT > 25) |
| #error "RGX_FW_HEAP_SHIFT is outside valid range [22, 25]" |
| #endif |
| |
| #endif /* RGX_FW_HEAP_H */ |
| |