From d5049cbba53d242b8461859fd02000b294164e77 Mon Sep 17 00:00:00 2001 From: purpasmart96 Date: Mon, 29 Dec 2014 19:35:06 -0800 Subject: MemMap: Add support for DSP Read & Writes in the memory map --- src/core/mem_map.cpp | 3 +++ src/core/mem_map.h | 1 + src/core/mem_map_funcs.cpp | 10 ++++++++-- 3 files changed, 12 insertions(+), 2 deletions(-) diff --git a/src/core/mem_map.cpp b/src/core/mem_map.cpp index eea6c5bf..a14e8303 100644 --- a/src/core/mem_map.cpp +++ b/src/core/mem_map.cpp @@ -21,6 +21,7 @@ u8* g_heap = nullptr; ///< Application heap (main memory) u8* g_heap_linear = nullptr; ///< Linear heap u8* g_vram = nullptr; ///< Video memory (VRAM) pointer u8* g_shared_mem = nullptr; ///< Shared memory +u8* g_dsp_mem = nullptr; ///< DSP memory u8* g_kernel_mem; ///< Kernel memory static u8* physical_bootrom = nullptr; ///< Bootrom physical memory @@ -32,6 +33,7 @@ static u8* physical_fcram = nullptr; ///< Main physical memory (FCRAM) static u8* physical_heap_gsp = nullptr; ///< GSP heap physical memory static u8* physical_vram = nullptr; ///< Video physical memory (VRAM) static u8* physical_shared_mem = nullptr; ///< Physical shared memory +static u8* physical_dsp_mem = nullptr; ///< Physical DSP memory static u8* physical_kernel_mem; ///< Kernel memory // We don't declare the IO region in here since its handled by other means. @@ -41,6 +43,7 @@ static MemoryView g_views[] = { {&g_heap, &physical_fcram, HEAP_VADDR, HEAP_SIZE, MV_IS_PRIMARY_RAM}, {&g_shared_mem, &physical_shared_mem, SHARED_MEMORY_VADDR, SHARED_MEMORY_SIZE, 0}, {&g_system_mem, &physical_system_mem, SYSTEM_MEMORY_VADDR, SYSTEM_MEMORY_SIZE, 0}, + {&g_dsp_mem, &physical_dsp_mem, DSP_MEMORY_VADDR, DSP_MEMORY_SIZE, 0}, {&g_kernel_mem, &physical_kernel_mem, KERNEL_MEMORY_VADDR, KERNEL_MEMORY_SIZE, 0}, {&g_heap_linear, &physical_heap_gsp, HEAP_LINEAR_VADDR, HEAP_LINEAR_SIZE, 0}, }; diff --git a/src/core/mem_map.h b/src/core/mem_map.h index a2ef9d3a..fad40ae0 100644 --- a/src/core/mem_map.h +++ b/src/core/mem_map.h @@ -134,6 +134,7 @@ extern u8* g_heap; ///< Application heap (main memory) extern u8* g_vram; ///< Video memory (VRAM) extern u8* g_shared_mem; ///< Shared memory extern u8* g_kernel_mem; ///< Kernel memory +extern u8* g_dsp_mem; ///< DSP memory extern u8* g_system_mem; ///< System memory extern u8* g_exefs_code; ///< ExeFS:/.code is loaded here diff --git a/src/core/mem_map_funcs.cpp b/src/core/mem_map_funcs.cpp index fdf382ed..97ef1c5a 100644 --- a/src/core/mem_map_funcs.cpp +++ b/src/core/mem_map_funcs.cpp @@ -82,6 +82,10 @@ inline void Read(T &var, const VAddr vaddr) { } else if ((vaddr >= CONFIG_MEMORY_VADDR) && (vaddr < CONFIG_MEMORY_VADDR_END)) { ConfigMem::Read(var, vaddr); + // DSP memory + } else if ((vaddr >= DSP_MEMORY_VADDR) && (vaddr < DSP_MEMORY_VADDR_END)) { + var = *((const T*)&g_dsp_mem[vaddr - DSP_MEMORY_VADDR]); + // VRAM } else if ((vaddr >= VRAM_VADDR) && (vaddr < VRAM_VADDR_END)) { var = *((const T*)&g_vram[vaddr - VRAM_VADDR]); @@ -122,8 +126,10 @@ inline void Write(const VAddr vaddr, const T data) { } else if ((vaddr >= VRAM_VADDR) && (vaddr < VRAM_VADDR_END)) { *(T*)&g_vram[vaddr - VRAM_VADDR] = data; - //} else if ((vaddr & 0xFFF00000) == 0x1FF00000) { - // _assert_msg_(MEMMAP, false, "umimplemented write to DSP memory"); + // DSP memory + } else if ((vaddr >= DSP_MEMORY_VADDR) && (vaddr < DSP_MEMORY_VADDR_END)) { + *(T*)&g_dsp_mem[vaddr - DSP_MEMORY_VADDR] = data; + //} else if ((vaddr & 0xFFFF0000) == 0x1FF80000) { // _assert_msg_(MEMMAP, false, "umimplemented write to Configuration Memory"); //} else if ((vaddr & 0xFFFFF000) == 0x1FF81000) { -- cgit v1.2.3