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Memory: Read SharedPage directly from Memory::Read
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commit
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3 changed files with 37 additions and 59 deletions
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@ -16,63 +16,12 @@
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namespace SharedPage {
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// see http://3dbrew.org/wiki/Configuration_Memory#Shared_Memory_Page_For_ARM11_Processes
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#pragma pack(1)
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struct DateTime {
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u64 date_time; // 0x0
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u64 update_tick; // 0x8
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INSERT_PADDING_BYTES(0x20 - 0x10); // 0x10
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};
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struct SharedPageDef {
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// most of these names are taken from the 3dbrew page linked above.
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u32 date_time_selector; // 0x0
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u8 running_hw; // 0x4
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u8 mcu_hw_info; // 0x5: don't know what the acronyms mean
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INSERT_PADDING_BYTES(0x20 - 0x6); // 0x6
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DateTime date_time_0; // 0x20
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DateTime date_time_1; // 0x40
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u8 wifi_macaddr[6]; // 0x60
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u8 wifi_unknown1; // 0x66: 3dbrew says these are "Likely wifi hardware related"
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u8 wifi_unknown2; // 0x67
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INSERT_PADDING_BYTES(0x80 - 0x68); // 0x68
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float sliderstate_3d; // 0x80
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u8 ledstate_3d; // 0x84
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INSERT_PADDING_BYTES(0xA0 - 0x85); // 0x85
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u64 menu_title_id; // 0xA0
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u64 active_menu_title_id; // 0xA8
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INSERT_PADDING_BYTES(0x1000 - 0xB0); // 0xB0
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};
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#pragma pack()
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static_assert(sizeof(DateTime) == 0x20, "Datetime size is wrong");
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static_assert(sizeof(SharedPageDef) == Memory::SHARED_PAGE_SIZE, "Shared page structure size is wrong");
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static SharedPageDef shared_page;
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template <typename T>
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inline void Read(T &var, const u32 addr) {
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u32 offset = addr - Memory::SHARED_PAGE_VADDR;
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var = *(reinterpret_cast<T*>(((uintptr_t)&shared_page) + offset));
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}
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// Explicitly instantiate template functions because we aren't defining this in the header:
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template void Read<u64>(u64 &var, const u32 addr);
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template void Read<u32>(u32 &var, const u32 addr);
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template void Read<u16>(u16 &var, const u32 addr);
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template void Read<u8>(u8 &var, const u32 addr);
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void Set3DSlider(float amount) {
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std::memset(&shared_page, 0, sizeof(shared_page));
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shared_page.sliderstate_3d = amount;
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shared_page.ledstate_3d = (amount == 0.0f); // off when non-zero
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}
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SharedPageDef shared_page;
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void Init() {
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std::memset(&shared_page, 0, sizeof(shared_page));
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shared_page.running_hw = 0x1; // product
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Set3DSlider(0.0f);
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}
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void Shutdown() {
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@ -11,18 +11,46 @@
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*/
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#include "common/common_types.h"
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#include "common/swap.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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namespace SharedPage {
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template <typename T>
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void Read(T &var, const u32 addr);
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// See http://3dbrew.org/wiki/Configuration_Memory#Shared_Memory_Page_For_ARM11_Processes
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void Set3DSlider(float amount);
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struct DateTime {
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u64_le date_time; // 0
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u64_le update_tick; // 8
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INSERT_PADDING_BYTES(0x20 - 0x10); // 10
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};
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static_assert(sizeof(DateTime) == 0x20, "Datetime size is wrong");
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struct SharedPageDef {
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// Most of these names are taken from the 3dbrew page linked above.
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u32_le date_time_selector; // 0
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u8 running_hw; // 4
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/// "Microcontroller hardware info"
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u8 mcu_hw_info; // 5
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INSERT_PADDING_BYTES(0x20 - 0x6); // 6
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DateTime date_time_0; // 20
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DateTime date_time_1; // 40
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u8 wifi_macaddr[6]; // 60
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u8 wifi_unknown1; // 66
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u8 wifi_unknown2; // 67
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INSERT_PADDING_BYTES(0x80 - 0x68); // 68
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float_le sliderstate_3d; // 80
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u8 ledstate_3d; // 84
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INSERT_PADDING_BYTES(0xA0 - 0x85); // 85
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u64_le menu_title_id; // A0
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u64_le active_menu_title_id; // A8
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INSERT_PADDING_BYTES(0x1000 - 0xB0); // B0
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};
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static_assert(sizeof(SharedPageDef) == Memory::SHARED_PAGE_SIZE, "Shared page structure size is wrong");
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extern SharedPageDef shared_page;
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void Init();
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void Shutdown();
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} // namespace
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@ -47,7 +47,8 @@ inline void Read(T &var, const VAddr vaddr) {
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// Shared page
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} else if ((vaddr >= SHARED_PAGE_VADDR) && (vaddr < SHARED_PAGE_VADDR_END)) {
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SharedPage::Read<T>(var, vaddr);
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const u8* raw_memory = (const u8*)&SharedPage::shared_page;
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var = *((const T*)&raw_memory[vaddr - SHARED_PAGE_VADDR]);
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// DSP memory
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} else if ((vaddr >= DSP_RAM_VADDR) && (vaddr < DSP_RAM_VADDR_END)) {
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