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MemMap: Updated memory map to subtract base address instead of mask.

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- More readable, a little less error prone.

Conflicts:
	src/core/mem_map.h
	src/core/mem_map_funcs.cpp
This commit is contained in:
bunnei 2014-12-03 01:13:29 -05:00
parent d5be332d21
commit e3886adc22
2 changed files with 21 additions and 31 deletions
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10
src/core/mem_map.h
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@ -27,47 +27,39 @@ enum {
FCRAM_PADDR_END = (FCRAM_PADDR + FCRAM_SIZE), ///< FCRAM end of physical space
FCRAM_VADDR = 0x08000000, ///< FCRAM virtual address
FCRAM_VADDR_END = (FCRAM_VADDR + FCRAM_SIZE), ///< FCRAM end of virtual space
FCRAM_MASK = (FCRAM_SIZE - 1), ///< FCRAM mask
SHARED_MEMORY_SIZE = 0x04000000, ///< Shared memory size
SHARED_MEMORY_VADDR = 0x10000000, ///< Shared memory
SHARED_MEMORY_VADDR_END = (SHARED_MEMORY_VADDR + SHARED_MEMORY_SIZE),
SHARED_MEMORY_MASK = (SHARED_MEMORY_SIZE - 1),
CONFIG_MEMORY_SIZE = 0x00001000, ///< Configuration memory size
CONFIG_MEMORY_VADDR = 0x1FF80000, ///< Configuration memory virtual address
CONFIG_MEMORY_VADDR_END = (CONFIG_MEMORY_VADDR + CONFIG_MEMORY_SIZE),
CONFIG_MEMORY_MASK = (CONFIG_MEMORY_SIZE - 1),
KERNEL_MEMORY_SIZE = 0x00001000, ///< Kernel memory size
KERNEL_MEMORY_VADDR = 0xFFFF0000, ///< Kernel memory where the kthread objects etc are
KERNEL_MEMORY_VADDR_END = (KERNEL_MEMORY_VADDR + KERNEL_MEMORY_SIZE),
KERNEL_MEMORY_MASK = (KERNEL_MEMORY_SIZE - 1),
EXEFS_CODE_SIZE = 0x03F00000,
EXEFS_CODE_VADDR = 0x00100000, ///< ExeFS:/.code is loaded here
EXEFS_CODE_VADDR_END = (EXEFS_CODE_VADDR + EXEFS_CODE_SIZE),
EXEFS_CODE_MASK = 0x03FFFFFF,
// Region of FCRAM used by system
SYSTEM_MEMORY_SIZE = 0x02C00000, ///< 44MB
SYSTEM_MEMORY_VADDR = 0x04000000,
SYSTEM_MEMORY_VADDR_END = (SYSTEM_MEMORY_VADDR + SYSTEM_MEMORY_SIZE),
SYSTEM_MEMORY_MASK = 0x03FFFFFF,
HEAP_SIZE = FCRAM_SIZE, ///< Application heap size
//HEAP_PADDR = HEAP_GSP_SIZE,
//HEAP_PADDR_END = (HEAP_PADDR + HEAP_SIZE),
HEAP_VADDR = 0x08000000,
HEAP_VADDR_END = (HEAP_VADDR + HEAP_SIZE),
HEAP_MASK = (HEAP_SIZE - 1),
HEAP_GSP_SIZE = 0x02000000, ///< GSP heap size... TODO: Define correctly?
HEAP_GSP_VADDR = 0x14000000,
HEAP_GSP_VADDR_END = (HEAP_GSP_VADDR + HEAP_GSP_SIZE),
HEAP_GSP_PADDR = 0x00000000,
HEAP_GSP_PADDR_END = (HEAP_GSP_PADDR + HEAP_GSP_SIZE),
HEAP_GSP_MASK = (HEAP_GSP_SIZE - 1),
HARDWARE_IO_SIZE = 0x01000000,
HARDWARE_IO_PADDR = 0x10000000, ///< IO physical address start
@ -80,12 +72,10 @@ enum {
VRAM_VADDR = 0x1F000000,
VRAM_PADDR_END = (VRAM_PADDR + VRAM_SIZE),
VRAM_VADDR_END = (VRAM_VADDR + VRAM_SIZE),
VRAM_MASK = 0x007FFFFF,
SCRATCHPAD_SIZE = 0x00004000, ///< Typical stack size - TODO: Read from exheader
SCRATCHPAD_VADDR_END = 0x10000000,
SCRATCHPAD_VADDR = (SCRATCHPAD_VADDR_END - SCRATCHPAD_SIZE), ///< Stack space
SCRATCHPAD_MASK = (SCRATCHPAD_SIZE - 1), ///< Scratchpad memory mask
};
////////////////////////////////////////////////////////////////////////////////////////////////////