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Merge pull request #267 from bunnei/apt-shared-font

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APT shared font loading
This commit is contained in:
bunnei 2014-12-12 22:12:12 -05:00
commit a6791e4fc7
9 changed files with 140 additions and 94 deletions
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17
src/common/common_paths.h
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@ -29,19 +29,6 @@
#endif
#endif
// Shared data dirs (Sys and shared User for linux)
#ifdef _WIN32
#define SYSDATA_DIR "sys"
#else
#ifdef DATA_DIR
#define SYSDATA_DIR DATA_DIR "sys"
#define SHARED_USER_DIR DATA_DIR USERDATA_DIR DIR_SEP
#else
#define SYSDATA_DIR "sys"
#define SHARED_USER_DIR ROOT_DIR DIR_SEP USERDATA_DIR DIR_SEP
#endif
#endif
// Dirs in both User and Sys
#define EUR_DIR "EUR"
#define USA_DIR "USA"
@ -53,6 +40,7 @@
#define MAPS_DIR "maps"
#define CACHE_DIR "cache"
#define SDMC_DIR "sdmc"
#define SYSDATA_DIR "sysdata"
#define SHADERCACHE_DIR "shader_cache"
#define STATESAVES_DIR "state_saves"
#define SCREENSHOTS_DIR "screenShots"
@ -70,6 +58,9 @@
#define DEBUGGER_CONFIG "debugger.ini"
#define LOGGER_CONFIG "logger.ini"
// Sys files
#define SHARED_FONT "shared_font.bin"
// Files in the directory returned by GetUserPath(D_LOGS_IDX)
#define MAIN_LOG "emu.log"

14
src/common/file_util.cpp
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@ -676,6 +676,7 @@ const std::string& GetUserPath(const unsigned int DirIDX, const std::string &new
paths[D_MAPS_IDX] = paths[D_USER_IDX] + MAPS_DIR DIR_SEP;
paths[D_CACHE_IDX] = paths[D_USER_IDX] + CACHE_DIR DIR_SEP;
paths[D_SDMC_IDX] = paths[D_USER_IDX] + SDMC_DIR DIR_SEP;
paths[D_SYSDATA_IDX] = paths[D_USER_IDX] + SYSDATA_DIR DIR_SEP;
paths[D_SHADERCACHE_IDX] = paths[D_USER_IDX] + SHADERCACHE_DIR DIR_SEP;
paths[D_SHADERS_IDX] = paths[D_USER_IDX] + SHADERS_DIR DIR_SEP;
paths[D_STATESAVES_IDX] = paths[D_USER_IDX] + STATESAVES_DIR DIR_SEP;
@ -753,19 +754,6 @@ const std::string& GetUserPath(const unsigned int DirIDX, const std::string &new
return paths[DirIDX];
}
//std::string GetThemeDir(const std::string& theme_name)
//{
// std::string dir = FileUtil::GetUserPath(D_THEMES_IDX) + theme_name + "/";
//
//#if !defined(_WIN32)
// // If theme does not exist in user's dir load from shared directory
// if (!FileUtil::Exists(dir))
// dir = SHARED_USER_DIR THEMES_DIR "/" + theme_name + "/";
//#endif
//
// return dir;
//}
size_t WriteStringToFile(bool text_file, const std::string &str, const char *filename)
{
return FileUtil::IOFile(filename, text_file ? "w" : "wb").WriteBytes(str.data(), str.size());

1
src/common/file_util.h
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@ -27,6 +27,7 @@ enum {
D_STATESAVES_IDX,
D_SCREENSHOTS_IDX,
D_SDMC_IDX,
D_SYSDATA_IDX,
D_HIRESTEXTURES_IDX,
D_DUMP_IDX,
D_DUMPFRAMES_IDX,

70
src/core/hle/service/apt_u.cpp
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@ -4,10 +4,12 @@
#include "common/common.h"
#include "common/file_util.h"
#include "core/hle/hle.h"
#include "core/hle/kernel/event.h"
#include "core/hle/kernel/mutex.h"
#include "core/hle/kernel/shared_memory.h"
#include "apt_u.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
@ -15,7 +17,19 @@
namespace APT_U {
// Address used for shared font (as observed on HW)
// TODO(bunnei): This is the hard-coded address where we currently dump the shared font from via
// https://github.com/citra-emu/3dsutils. This is technically a hack, and will not work at any
// address other than 0x18000000 due to internal pointers in the shared font dump that would need to
// be relocated. This might be fixed by dumping the shared font @ address 0x00000000 and then
// correctly mapping it in Citra, however we still do not understand how the mapping is determined.
static const VAddr SHARED_FONT_VADDR = 0x18000000;
// Handle to shared memory region designated to for shared system font
static Handle shared_font_mem = 0;
static Handle lock_handle = 0;
static std::vector<u8> shared_font;
/// Signals used by APT functions
enum class SignalType : u32 {
@ -172,6 +186,34 @@ void AppletUtility(Service::Interface* self) {
buffer1_addr, buffer2_addr);
}
/**
* APT_U::GetSharedFont service function
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Virtual address of where shared font will be loaded in memory
* 4 : Handle to shared font memory
*/
void GetSharedFont(Service::Interface* self) {
DEBUG_LOG(KERNEL, "called");
u32* cmd_buff = Service::GetCommandBuffer();
if (!shared_font.empty()) {
// TODO(bunnei): This function shouldn't copy the shared font every time it's called.
// Instead, it should probably map the shared font as RO memory. We don't currently have
// an easy way to do this, but the copy should be sufficient for now.
memcpy(Memory::GetPointer(SHARED_FONT_VADDR), shared_font.data(), shared_font.size());
cmd_buff[0] = 0x00440082;
cmd_buff[1] = 0; // No error
cmd_buff[2] = SHARED_FONT_VADDR;
cmd_buff[4] = shared_font_mem;
} else {
cmd_buff[1] = -1; // Generic error (not really possible to verify this on hardware)
ERROR_LOG(KERNEL, "called, but %s has not been loaded!", SHARED_FONT);
}
}
const Interface::FunctionInfo FunctionTable[] = {
{0x00010040, GetLockHandle, "GetLockHandle"},
{0x00020080, Initialize, "Initialize"},
@ -240,7 +282,7 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x00410040, nullptr, "ReceiveCaptureBufferInfo"},
{0x00420080, nullptr, "SleepSystem"},
{0x00430040, nullptr, "NotifyToWait"},
{0x00440000, nullptr, "GetSharedFont"},
{0x00440000, GetSharedFont, "GetSharedFont"},
{0x00450040, nullptr, "GetWirelessRebootInfo"},
{0x00460104, nullptr, "Wrap"},
{0x00470104, nullptr, "Unwrap"},
@ -259,9 +301,33 @@ const Interface::FunctionInfo FunctionTable[] = {
// Interface class
Interface::Interface() {
Register(FunctionTable, ARRAY_SIZE(FunctionTable));
// Load the shared system font (if available).
// The expected format is a decrypted, uncompressed BCFNT file with the 0x80 byte header
// generated by the APT:U service. The best way to get is by dumping it from RAM. We've provided
// a homebrew app to do this: https://github.com/citra-emu/3dsutils. Put the resulting file
// "shared_font.bin" in the Citra "sysdata" directory.
shared_font.clear();
std::string filepath = FileUtil::GetUserPath(D_SYSDATA_IDX) + SHARED_FONT;
FileUtil::CreateFullPath(filepath); // Create path if not already created
FileUtil::IOFile file(filepath, "rb");
if (file.IsOpen()) {
// Read shared font data
shared_font.resize(file.GetSize());
file.ReadBytes(shared_font.data(), file.GetSize());
// Create shared font memory object
shared_font_mem = Kernel::CreateSharedMemory("APT_U:shared_font_mem");
} else {
WARN_LOG(KERNEL, "Unable to load shared font: %s", filepath.c_str());
shared_font_mem = 0;
}
lock_handle = 0;
Register(FunctionTable, ARRAY_SIZE(FunctionTable));
}
Interface::~Interface() {

2
src/core/hle/svc.cpp
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@ -43,7 +43,7 @@ static Result ControlMemory(u32* out_addr, u32 operation, u32 addr0, u32 addr1,
// Map GSP heap memory
case MEMORY_OPERATION_GSP_HEAP:
*out_addr = Memory::MapBlock_HeapGSP(size, operation, permissions);
*out_addr = Memory::MapBlock_HeapLinear(size, operation, permissions);
break;
// Unknown ControlMemory operation

4
src/core/mem_map.cpp
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@ -18,7 +18,7 @@ static MemArena arena; ///< The MemArena class
u8* g_exefs_code = nullptr; ///< ExeFS:/.code is loaded here
u8* g_system_mem = nullptr; ///< System memory
u8* g_heap = nullptr; ///< Application heap (main memory)
u8* g_heap_gsp = nullptr; ///< GSP 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_kernel_mem; ///< Kernel memory
@ -42,7 +42,7 @@ static MemoryView g_views[] = {
{&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_kernel_mem, &physical_kernel_mem, KERNEL_MEMORY_VADDR, KERNEL_MEMORY_SIZE, 0},
{&g_heap_gsp, &physical_heap_gsp, HEAP_GSP_VADDR, HEAP_GSP_SIZE, 0},
{&g_heap_linear, &physical_heap_gsp, HEAP_LINEAR_VADDR, HEAP_LINEAR_SIZE, 0},
};
/*static MemoryView views[] =

14
src/core/mem_map.h
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@ -57,11 +57,11 @@ enum : u32 {
HEAP_VADDR = 0x08000000,
HEAP_VADDR_END = (HEAP_VADDR + HEAP_SIZE),
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_LINEAR_SIZE = 0x08000000, ///< Linear heap size... TODO: Define correctly?
HEAP_LINEAR_VADDR = 0x14000000,
HEAP_LINEAR_VADDR_END = (HEAP_LINEAR_VADDR + HEAP_LINEAR_SIZE),
HEAP_LINEAR_PADDR = 0x00000000,
HEAP_LINEAR_PADDR_END = (HEAP_LINEAR_PADDR + HEAP_LINEAR_SIZE),
HARDWARE_IO_SIZE = 0x01000000,
HARDWARE_IO_PADDR = 0x10000000, ///< IO physical address start
@ -112,7 +112,7 @@ extern u8 *g_base;
// These are guaranteed to point to "low memory" addresses (sub-32-bit).
// 64-bit: Pointers to low-mem (sub-0x10000000) mirror
// 32-bit: Same as the corresponding physical/virtual pointers.
extern u8* g_heap_gsp; ///< GSP heap (main memory)
extern u8* g_heap_linear; ///< Linear heap (main memory)
extern u8* g_heap; ///< Application heap (main memory)
extern u8* g_vram; ///< Video memory (VRAM)
extern u8* g_shared_mem; ///< Shared memory
@ -159,7 +159,7 @@ u32 MapBlock_Heap(u32 size, u32 operation, u32 permissions);
* @param operation Memory map operation type
* @param permissions Control memory permissions
*/
u32 MapBlock_HeapGSP(u32 size, u32 operation, u32 permissions);
u32 MapBlock_HeapLinear(u32 size, u32 operation, u32 permissions);
inline const char* GetCharPointer(const VAddr address) {
return (const char *)GetPointer(address);

32
src/core/mem_map_funcs.cpp
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@ -13,7 +13,7 @@
namespace Memory {
static std::map<u32, MemoryBlock> heap_map;
static std::map<u32, MemoryBlock> heap_gsp_map;
static std::map<u32, MemoryBlock> heap_linear_map;
static std::map<u32, MemoryBlock> shared_map;
/// Convert a physical address to virtual address
@ -67,9 +67,9 @@ inline void Read(T &var, const VAddr vaddr) {
} else if ((vaddr >= EXEFS_CODE_VADDR) && (vaddr < EXEFS_CODE_VADDR_END)) {
var = *((const T*)&g_exefs_code[vaddr - EXEFS_CODE_VADDR]);
// FCRAM - GSP heap
} else if ((vaddr >= HEAP_GSP_VADDR) && (vaddr < HEAP_GSP_VADDR_END)) {
var = *((const T*)&g_heap_gsp[vaddr - HEAP_GSP_VADDR]);
// FCRAM - linear heap
} else if ((vaddr >= HEAP_LINEAR_VADDR) && (vaddr < HEAP_LINEAR_VADDR_END)) {
var = *((const T*)&g_heap_linear[vaddr - HEAP_LINEAR_VADDR]);
// FCRAM - application heap
} else if ((vaddr >= HEAP_VADDR) && (vaddr < HEAP_VADDR_END)) {
@ -112,9 +112,9 @@ inline void Write(const VAddr vaddr, const T data) {
} else if ((vaddr >= EXEFS_CODE_VADDR) && (vaddr < EXEFS_CODE_VADDR_END)) {
*(T*)&g_exefs_code[vaddr - EXEFS_CODE_VADDR] = data;
// FCRAM - GSP heap
} else if ((vaddr >= HEAP_GSP_VADDR) && (vaddr < HEAP_GSP_VADDR_END)) {
*(T*)&g_heap_gsp[vaddr - HEAP_GSP_VADDR] = data;
// FCRAM - linear heap
} else if ((vaddr >= HEAP_LINEAR_VADDR) && (vaddr < HEAP_LINEAR_VADDR_END)) {
*(T*)&g_heap_linear[vaddr - HEAP_LINEAR_VADDR] = data;
// FCRAM - application heap
} else if ((vaddr >= HEAP_VADDR) && (vaddr < HEAP_VADDR_END)) {
@ -154,9 +154,9 @@ u8 *GetPointer(const VAddr vaddr) {
} else if ((vaddr >= EXEFS_CODE_VADDR) && (vaddr < EXEFS_CODE_VADDR_END)) {
return g_exefs_code + (vaddr - EXEFS_CODE_VADDR);
// FCRAM - GSP heap
} else if ((vaddr >= HEAP_GSP_VADDR) && (vaddr < HEAP_GSP_VADDR_END)) {
return g_heap_gsp + (vaddr - HEAP_GSP_VADDR);
// FCRAM - linear heap
} else if ((vaddr >= HEAP_LINEAR_VADDR) && (vaddr < HEAP_LINEAR_VADDR_END)) {
return g_heap_linear + (vaddr - HEAP_LINEAR_VADDR);
// FCRAM - application heap
} else if ((vaddr >= HEAP_VADDR) && (vaddr < HEAP_VADDR_END)) {
@ -204,24 +204,24 @@ u32 MapBlock_Heap(u32 size, u32 operation, u32 permissions) {
}
/**
* Maps a block of memory on the GSP heap
* Maps a block of memory on the linear heap
* @param size Size of block in bytes
* @param operation Memory map operation type
* @param flags Memory allocation flags
*/
u32 MapBlock_HeapGSP(u32 size, u32 operation, u32 permissions) {
u32 MapBlock_HeapLinear(u32 size, u32 operation, u32 permissions) {
MemoryBlock block;
block.base_address = HEAP_GSP_VADDR;
block.base_address = HEAP_LINEAR_VADDR;
block.size = size;
block.operation = operation;
block.permissions = permissions;
if (heap_gsp_map.size() > 0) {
const MemoryBlock last_block = heap_gsp_map.rbegin()->second;
if (heap_linear_map.size() > 0) {
const MemoryBlock last_block = heap_linear_map.rbegin()->second;
block.address = last_block.address + last_block.size;
}
heap_gsp_map[block.GetVirtualAddress()] = block;
heap_linear_map[block.GetVirtualAddress()] = block;
return block.GetVirtualAddress();
}

4
src/video_core/pica.h
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@ -116,7 +116,7 @@ struct Regs {
u32 address;
u32 GetPhysicalAddress() const {
return DecodeAddressRegister(address) - Memory::FCRAM_PADDR + Memory::HEAP_GSP_VADDR;
return DecodeAddressRegister(address) - Memory::FCRAM_PADDR + Memory::HEAP_LINEAR_VADDR;
}
// texture1 and texture2 store the texture format directly after the address
@ -312,7 +312,7 @@ struct Regs {
inline u32 GetBaseAddress() const {
// TODO: Ugly, should fix PhysicalToVirtualAddress instead
return DecodeAddressRegister(base_address) - Memory::FCRAM_PADDR + Memory::HEAP_GSP_VADDR;
return DecodeAddressRegister(base_address) - Memory::FCRAM_PADDR + Memory::HEAP_LINEAR_VADDR;
}
// Descriptor for internal vertex attributes