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Hopefully the E1000 stops

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This commit is contained in:
Alex 2023-01-05 07:58:51 +02:00
parent 32967c9fc7
commit 6dbd2a11a4
Signed by untrusted user who does not match committer: enderice2
GPG Key ID: EACC3AD603BAB4DD
1 changed files with 33 additions and 2 deletions
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35
Network/E1000/e1000.cpp
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@ -37,9 +37,12 @@ enum REG
{ {
CTRL = 0x0000, CTRL = 0x0000,
STATUS = 0x0008, STATUS = 0x0008,
ICR = 0x000C,
EEPROM = 0x0014, EEPROM = 0x0014,
CTRL_EXT = 0x0018, CTRL_EXT = 0x0018,
ITR = 0x00C4,
IMASK = 0x00D0, IMASK = 0x00D0,
IAM = 0x00D8,
RCTRL = 0x0100, RCTRL = 0x0100,
RXDESCLO = 0x2800, RXDESCLO = 0x2800,
RXDESCHI = 0x2804, RXDESCHI = 0x2804,
@ -59,6 +62,18 @@ enum REG
TIPG = 0x0410 TIPG = 0x0410
}; };
enum PCTRL
{
RESERVED = 0b000000, // bits 5:0
SPEED_SELECTION_MSB = 0b010000, // bit 6
UPDATE_COLLISION_TEST = 0b001000, // bit 7
DUPLEX_MODE = 0b000100, // bit 8
RESTART_AUTO_NEGOTIATION = 0b000010, // bit 9
ISOLATE = 0b000001, // bit 10
POWER_DOWN = 0b100000, // bit 11
SPEED_SELECTION_LSB = 0b100000, // bit 13
};
enum ECTRL enum ECTRL
{ {
SLU = 0x40 SLU = 0x40
@ -386,7 +401,7 @@ int CallbackHandler(KernelCallback *Data)
} }
case FetchReason: case FetchReason:
{ {
KAPI->Util.memcpy(Data->NetworkCallback.Fetch.Name, (void*)"Intel 82540EM Gigabit Ethernet Controller", 42); KAPI->Util.memcpy(Data->NetworkCallback.Fetch.Name, (void *)"Intel 82540EM Gigabit Ethernet Controller", 42);
Data->NetworkCallback.Fetch.MAC = MAC.ToHex(); Data->NetworkCallback.Fetch.MAC = MAC.ToHex();
break; break;
} }
@ -423,9 +438,25 @@ int CallbackHandler(KernelCallback *Data)
} }
case StopReason: case StopReason:
{ {
// Clearing Enable bit in Receive Control Register
uint64_t cmdret = InCMD(REG::RCTRL);
OutCMD(REG::RCTRL, cmdret & ~RCTL::EN);
// Masking Interrupt Mask, Interrupt Throttling Rate & Interrupt Auto-Mask
OutCMD(REG::IMASK, 0x00000000); OutCMD(REG::IMASK, 0x00000000);
uint64_t cmdret = InCMD(REG::CTRL); OutCMD(REG::ITR, 0x00000000);
OutCMD(REG::IAM, 0x00000000);
// Clearing SLU bit in Device Control Register
cmdret = InCMD(REG::CTRL);
OutCMD(REG::CTRL, cmdret & ~ECTRL::SLU); OutCMD(REG::CTRL, cmdret & ~ECTRL::SLU);
// Clear the Interrupt Cause Read register by reading it
InCMD(REG::ICR);
// Powering down the device (?)
OutCMD(REG::CTRL, PCTRL::POWER_DOWN);
/* TODO: Stop link; further testing required */
print("Driver stopped."); print("Driver stopped.");
break; break;
} }