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GCMemcard: Rename unknown field to m_dtv_status

This commit is contained in:
Sepalani 2020-06-24 23:17:00 +04:00
parent a1a107dc08
commit 7f3c4b19b9
2 changed files with 5 additions and 7 deletions
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6
Source/Core/Core/HW/GCMemcard/GCMemcard.cpp
View File

@ -1568,11 +1568,9 @@ void InitializeHeaderData(HeaderData* data, const CardFlashId& flash_id, u16 siz
}
data->m_sram_bias = rtc_bias;
data->m_sram_language = sram_language;
// TODO: determine the purpose of m_unknown_2
// TODO: determine the purpose of m_dtv_status
// 1 works for slot A, 0 works for both slot A and slot B
std::memset(
data->m_unknown_2.data(), 0,
data->m_unknown_2.size()); // = _viReg[55]; static vu16* const _viReg = (u16*)0xCC002000;
data->m_dtv_status = 0;
data->m_device_id = 0;
}

6
Source/Core/Core/HW/GCMemcard/GCMemcard.h
View File

@ -175,7 +175,7 @@ static_assert(std::is_trivially_copyable_v<GCMBlock>);
struct HeaderData
{
// NOTE: libogc refers to 'Serial' as the first 0x20 bytes of the header,
// so the data from m_serial until m_unknown_2 (inclusive)
// so the data from m_serial until m_dtv_status (inclusive)
// 12 bytes at 0x0000
std::array<u8, 12> m_serial;
@ -189,8 +189,8 @@ struct HeaderData
// 4 bytes at 0x0018: SRAM language
Common::BigEndianValue<u32> m_sram_language;
// 4 bytes at 0x001c: ? almost always 0
std::array<u8, 4> m_unknown_2;
// 4 bytes at 0x001c: VI DTV status register value (u16 from 0xCC00206E)
u32 m_dtv_status;
// 2 bytes at 0x0020: 0 if formated in slot A, 1 if formated in slot B
Common::BigEndianValue<u16> m_device_id;