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CMD9 and CMD10 - early version

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(actually like 15 minutes ago)
This commit is contained in:
Pokechu22 2020-08-22 23:25:13 -07:00
parent 9d0007f979
commit b29c8a1c2a
1 changed files with 24 additions and 4 deletions
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28
Source/Core/Core/HW/EXI/EXI_DeviceSD.cpp
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@ -8,6 +8,7 @@
#include "Common/ChunkFile.h"
#include "Common/CommonTypes.h"
#include "Common/Hash.h"
#include "Common/Logging/Log.h"
namespace ExpansionInterface
@ -116,21 +117,40 @@ void CEXISD::WriteByte(u8 byte)
INFO_LOG_FMT(EXPANSIONINTERFACE, "EXI SD command received: {:02x}", fmt::join(cmd.begin(), cmd.end(), " "));
if (cmd[0] == 0x40)
if (cmd[0] == 0x40) // GO_IDLE_STATE
{
response.push_back(static_cast<u8>(R1::InIdleState));
}
else if (cmd[0] == 0x48)
else if (cmd[0] == 0x41) // SEND_OP_COND
{
// R1
response.push_back(0);
}
else if (cmd[0] == 0x48) // SEND_IF_COND
{
// Format R7
u8 supply_voltage = cmd[4] & 0xF;
u8 check_pattern = cmd[5];
response.push_back(static_cast<u8>(R1::InIdleState)); // R1
response.push_back(0); // Command version nybble (0), reserved
response.push_back(0); // Reserved
response.push_back(0); // Command version nybble (0), reserved
response.push_back(0); // Reserved
response.push_back(supply_voltage); // Reserved + voltage
response.push_back(check_pattern);
}
else if (cmd[0] == 0x49 || cmd[0] == 0x4A) // SEND_CSD or SEND_CID
{
// R1
response.push_back(0);
// Data ready token
response.push_back(0xfe);
// CSD or CID - 16 bytes, including a CRC7 in the last byte and a reserved LSB
// However, nothing seems to check the CRC7 currently
for (size_t i = 0; i < 16; i++)
response.push_back(0);
// CRC16 of all 0 is 0, but we'll want to implement it properly later
response.push_back(0);
response.push_back(0);
}
else
{
// Don't know it