Memory: Re-organize and rename memory area address constants
This commit is contained in:
Yuri Kunde Schlesner
parent
eb3eb9f75d
commit
1c0b87edc2
10 changed files with 118 additions and 118 deletions
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@ -12,79 +12,93 @@ namespace Memory {
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const u32 PAGE_SIZE = 0x1000;
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enum : u32 {
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BOOTROM_SIZE = 0x00010000, ///< Bootrom (super secret code/data @ 0x8000) size
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BOOTROM_PADDR = 0x00000000, ///< Bootrom physical address
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BOOTROM_PADDR_END = (BOOTROM_PADDR + BOOTROM_SIZE),
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/// Physical memory regions as seen from the ARM11
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enum : PAddr {
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/// IO register area
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IO_AREA_PADDR = 0x10100000,
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IO_AREA_SIZE = 0x01000000, ///< IO area size (16MB)
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IO_AREA_PADDR_END = IO_AREA_PADDR + IO_AREA_SIZE,
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BOOTROM_MIRROR_SIZE = 0x00010000, ///< Bootrom Mirror size
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BOOTROM_MIRROR_PADDR = 0x00010000, ///< Bootrom Mirror physical address
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BOOTROM_MIRROR_PADDR_END = (BOOTROM_MIRROR_PADDR + BOOTROM_MIRROR_SIZE),
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MPCORE_PRIV_SIZE = 0x00002000, ///< MPCore private memory region size
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MPCORE_PRIV_PADDR = 0x17E00000, ///< MPCore private memory region physical address
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MPCORE_PRIV_PADDR_END = (MPCORE_PRIV_PADDR + MPCORE_PRIV_SIZE),
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/// MPCore internal memory region
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MPCORE_RAM_PADDR = 0x17E00000,
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MPCORE_RAM_SIZE = 0x00002000, ///< MPCore internal memory size (8KB)
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MPCORE_RAM_PADDR_END = MPCORE_RAM_PADDR + MPCORE_RAM_SIZE,
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FCRAM_SIZE = 0x08000000, ///< FCRAM size
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FCRAM_PADDR = 0x20000000, ///< FCRAM physical address
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FCRAM_PADDR_END = (FCRAM_PADDR + FCRAM_SIZE),
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/// Video memory
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VRAM_PADDR = 0x18000000,
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VRAM_SIZE = 0x00600000, ///< VRAM size (6MB)
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VRAM_PADDR_END = VRAM_PADDR + VRAM_SIZE,
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HEAP_SIZE = FCRAM_SIZE, ///< Application heap size
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HEAP_VADDR = 0x08000000,
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HEAP_VADDR_END = (HEAP_VADDR + HEAP_SIZE),
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/// DSP memory
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DSP_RAM_PADDR = 0x1FF00000,
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DSP_RAM_SIZE = 0x00080000, ///< DSP memory size (512KB)
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DSP_RAM_PADDR_END = DSP_RAM_PADDR + DSP_RAM_SIZE,
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HEAP_LINEAR_SIZE = FCRAM_SIZE,
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HEAP_LINEAR_VADDR = 0x14000000,
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HEAP_LINEAR_VADDR_END = (HEAP_LINEAR_VADDR + HEAP_LINEAR_SIZE),
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AXI_WRAM_SIZE = 0x00080000, ///< AXI WRAM size
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AXI_WRAM_PADDR = 0x1FF80000, ///< AXI WRAM physical address
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AXI_WRAM_PADDR_END = (AXI_WRAM_PADDR + AXI_WRAM_SIZE),
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/// AXI WRAM
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AXI_WRAM_PADDR = 0x1FF80000,
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AXI_WRAM_SIZE = 0x00080000, ///< AXI WRAM size (512KB)
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AXI_WRAM_PADDR_END = AXI_WRAM_PADDR + AXI_WRAM_SIZE,
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SHARED_MEMORY_SIZE = 0x04000000, ///< Shared memory size
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SHARED_MEMORY_VADDR = 0x10000000, ///< Shared memory
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SHARED_MEMORY_VADDR_END = (SHARED_MEMORY_VADDR + SHARED_MEMORY_SIZE),
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/// Main FCRAM
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FCRAM_PADDR = 0x20000000,
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FCRAM_SIZE = 0x08000000, ///< FCRAM size (128MB)
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FCRAM_PADDR_END = FCRAM_PADDR + FCRAM_SIZE,
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};
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DSP_MEMORY_SIZE = 0x00080000, ///< DSP memory size
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DSP_MEMORY_VADDR = 0x1FF00000, ///< DSP memory virtual address
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DSP_MEMORY_VADDR_END = (DSP_MEMORY_VADDR + DSP_MEMORY_SIZE),
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/// Virtual user-space memory regions
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enum : VAddr {
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/// Where the application text, data and bss reside.
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PROCESS_IMAGE_VADDR = 0x00100000,
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PROCESS_IMAGE_MAX_SIZE = 0x03F00000,
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PROCESS_IMAGE_VADDR_END = PROCESS_IMAGE_VADDR + PROCESS_IMAGE_MAX_SIZE,
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CONFIG_MEMORY_SIZE = 0x00001000, ///< Configuration memory size
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CONFIG_MEMORY_VADDR = 0x1FF80000, ///< Configuration memory virtual address
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CONFIG_MEMORY_VADDR_END = (CONFIG_MEMORY_VADDR + CONFIG_MEMORY_SIZE),
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/// Area where IPC buffers are mapped onto.
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IPC_MAPPING_VADDR = 0x04000000,
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IPC_MAPPING_SIZE = 0x04000000,
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IPC_MAPPING_VADDR_END = IPC_MAPPING_VADDR + IPC_MAPPING_SIZE,
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SHARED_PAGE_SIZE = 0x00001000, ///< Shared page size
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SHARED_PAGE_VADDR = 0x1FF81000, ///< Shared page virtual address
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SHARED_PAGE_VADDR_END = (SHARED_PAGE_VADDR + SHARED_PAGE_SIZE),
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/// Application heap (includes stack).
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HEAP_VADDR = 0x08000000,
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HEAP_SIZE = 0x08000000,
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HEAP_VADDR_END = HEAP_VADDR + HEAP_SIZE,
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KERNEL_MEMORY_SIZE = 0x00001000, ///< Kernel memory size
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KERNEL_MEMORY_VADDR = 0xFFFF0000, ///< Kernel memory where the kthread objects etc are
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KERNEL_MEMORY_VADDR_END = (KERNEL_MEMORY_VADDR + KERNEL_MEMORY_SIZE),
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/// Area where shared memory buffers are mapped onto.
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SHARED_MEMORY_VADDR = 0x10000000,
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SHARED_MEMORY_SIZE = 0x04000000,
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SHARED_MEMORY_VADDR_END = SHARED_MEMORY_VADDR + SHARED_MEMORY_SIZE,
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EXEFS_CODE_SIZE = 0x03F00000,
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EXEFS_CODE_VADDR = 0x00100000, ///< ExeFS:/.code is loaded here
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EXEFS_CODE_VADDR_END = (EXEFS_CODE_VADDR + EXEFS_CODE_SIZE),
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/// Maps 1:1 to an offset in FCRAM. Used for HW allocations that need to be linear in physical memory.
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LINEAR_HEAP_VADDR = 0x14000000,
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LINEAR_HEAP_SIZE = 0x08000000,
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LINEAR_HEAP_VADDR_END = LINEAR_HEAP_VADDR + LINEAR_HEAP_SIZE,
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// Region of FCRAM used by system
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SYSTEM_MEMORY_SIZE = 0x02C00000, ///< 44MB
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SYSTEM_MEMORY_VADDR = 0x04000000,
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SYSTEM_MEMORY_VADDR_END = (SYSTEM_MEMORY_VADDR + SYSTEM_MEMORY_SIZE),
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/// Maps 1:1 to the IO register area.
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IO_AREA_VADDR = 0x1EC00000,
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IO_AREA_VADDR_END = IO_AREA_VADDR + IO_AREA_SIZE,
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HARDWARE_IO_SIZE = 0x01000000,
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HARDWARE_IO_PADDR = 0x10000000, ///< IO physical address start
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HARDWARE_IO_VADDR = 0x1EC00000, ///< IO virtual address start
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HARDWARE_IO_PADDR_END = (HARDWARE_IO_PADDR + HARDWARE_IO_SIZE),
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HARDWARE_IO_VADDR_END = (HARDWARE_IO_VADDR + HARDWARE_IO_SIZE),
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/// Maps 1:1 to VRAM.
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VRAM_VADDR = 0x1F000000,
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VRAM_VADDR_END = VRAM_VADDR + VRAM_SIZE,
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VRAM_SIZE = 0x00600000,
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VRAM_PADDR = 0x18000000,
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VRAM_VADDR = 0x1F000000,
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VRAM_PADDR_END = (VRAM_PADDR + VRAM_SIZE),
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VRAM_VADDR_END = (VRAM_VADDR + VRAM_SIZE),
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/// Maps 1:1 to DSP memory.
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DSP_RAM_VADDR = 0x1FF00000,
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DSP_RAM_VADDR_END = DSP_RAM_VADDR + DSP_RAM_SIZE,
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SCRATCHPAD_SIZE = 0x00004000, ///< Typical stack size - TODO: Read from exheader
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SCRATCHPAD_VADDR_END = 0x10000000,
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SCRATCHPAD_VADDR = (SCRATCHPAD_VADDR_END - SCRATCHPAD_SIZE), ///< Stack space
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/// Read-only page containing kernel and system configuration values.
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CONFIG_MEMORY_VADDR = 0x1FF80000,
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CONFIG_MEMORY_SIZE = 0x00001000,
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CONFIG_MEMORY_VADDR_END = CONFIG_MEMORY_VADDR + CONFIG_MEMORY_SIZE,
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/// Usually read-only page containing mostly values read from hardware.
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SHARED_PAGE_VADDR = 0x1FF81000,
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SHARED_PAGE_SIZE = 0x00001000,
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SHARED_PAGE_VADDR_END = SHARED_PAGE_VADDR + SHARED_PAGE_SIZE,
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// TODO(yuriks): The exact location and size of this area is uncomfirmed.
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/// Area where TLS (Thread-Local Storage) buffers are allocated.
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TLS_AREA_VADDR = 0x1FFA0000,
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TLS_AREA_SIZE = 0x00002000, // Each TLS buffer is 0x200 bytes, allows for 16 threads
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TLS_AREA_VADDR_END = TLS_AREA_VADDR + TLS_AREA_SIZE,
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};
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////////////////////////////////////////////////////////////////////////////////////////////////////
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@ -111,9 +125,8 @@ extern u8* g_heap_linear; ///< Linear heap (main memory)
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extern u8* g_heap; ///< Application heap (main memory)
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extern u8* g_vram; ///< Video memory (VRAM)
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extern u8* g_shared_mem; ///< Shared memory
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extern u8* g_kernel_mem; ///< Kernel memory
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extern u8* g_tls_mem; ///< TLS memory
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extern u8* g_dsp_mem; ///< DSP memory
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extern u8* g_system_mem; ///< System memory
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extern u8* g_exefs_code; ///< ExeFS:/.code is loaded here
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void Init();
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