CPPORT Port[4] =
{
- {NULL, 0, TRUE},
- {NULL, 0, TRUE},
- {NULL, 0, TRUE},
- {NULL, 0, TRUE}
+ {NULL, 0, TRUE},
+ {NULL, 0, TRUE},
+ {NULL, 0, TRUE},
+ {NULL, 0, TRUE}
};
/* FUNCTIONS ******************************************************************/
VOID
WinLdrLoadGUID(OUT PGUID SystemGuid)
{
- PSYSID_UUID_ENTRY CurrentAddress;
-
- CurrentAddress = (PSYSID_UUID_ENTRY)0xE0000;
- while (CurrentAddress < (PSYSID_UUID_ENTRY)0x100000)
- {
- if (RtlCompareMemory(&CurrentAddress->Type, SYSID_TYPE_UUID, 6) == 6)
- {
- RtlCopyMemory(SystemGuid, &CurrentAddress->UUID, SYSID_UUID_DATA_SIZE);
- return;
- }
- CurrentAddress = (PSYSID_UUID_ENTRY)((ULONG_PTR)CurrentAddress + 1);
- }
-
- RtlZeroMemory(SystemGuid, SYSID_UUID_DATA_SIZE);
+ PSYSID_UUID_ENTRY CurrentAddress;
+
+ CurrentAddress = (PSYSID_UUID_ENTRY)0xE0000;
+ while (CurrentAddress < (PSYSID_UUID_ENTRY)0x100000)
+ {
+ if (RtlCompareMemory(&CurrentAddress->Type, SYSID_TYPE_UUID, 6) == 6)
+ {
+ RtlCopyMemory(SystemGuid, &CurrentAddress->UUID, SYSID_UUID_DATA_SIZE);
+ return;
+ }
+ CurrentAddress = (PSYSID_UUID_ENTRY)((ULONG_PTR)CurrentAddress + 1);
+ }
+
+ RtlZeroMemory(SystemGuid, SYSID_UUID_DATA_SIZE);
}
BOOLEAN
WinLdrPortInitialize(IN ULONG BaudRate,
- IN ULONG PortNumber,
- IN PUCHAR PortAddress,
- IN BOOLEAN TerminalConnected,
- OUT PULONG PortId)
+ IN ULONG PortNumber,
+ IN PUCHAR PortAddress,
+ IN BOOLEAN TerminalConnected,
+ OUT PULONG PortId)
{
- /* Set default baud rate */
+ /* Set default baud rate */
if (BaudRate == 0) BaudRate = 19200;
- /* Check if port or address given */
- if (PortNumber)
- {
- /* Pick correct address for port */
- if (!PortAddress)
- {
+ /* Check if port or address given */
+ if (PortNumber)
+ {
+ /* Pick correct address for port */
+ if (!PortAddress)
+ {
switch (PortNumber)
- {
- case 1:
- PortAddress = (PUCHAR)0x3F8;
- break;
+ {
+ case 1:
+ PortAddress = (PUCHAR)0x3F8;
+ break;
- case 2:
- PortAddress = (PUCHAR)0x2F8;
- break;
+ case 2:
+ PortAddress = (PUCHAR)0x2F8;
+ break;
- case 3:
- PortAddress = (PUCHAR)0x3E8;
- break;
+ case 3:
+ PortAddress = (PUCHAR)0x3E8;
+ break;
- default:
- PortNumber = 4;
- PortAddress = (PUCHAR)0x2E8;
+ default:
+ PortNumber = 4;
+ PortAddress = (PUCHAR)0x2E8;
}
}
}
- else
- {
- /* Pick correct port for address */
- PortAddress = (PUCHAR)0x2F8;
- if (CpDoesPortExist(PortAddress))
- {
+ else
+ {
+ /* Pick correct port for address */
+ PortAddress = (PUCHAR)0x2F8;
+ if (CpDoesPortExist(PortAddress))
+ {
PortNumber = 2;
}
- else
- {
- PortAddress = (PUCHAR)0x3F8;
- if (!CpDoesPortExist(PortAddress)) return FALSE;
+ else
+ {
+ PortAddress = (PUCHAR)0x3F8;
+ if (!CpDoesPortExist(PortAddress)) return FALSE;
PortNumber = 1;
- }
- }
-
- /* Not yet supported */
- ASSERT(LoaderRedirectionInformation.IsMMIODevice == FALSE);
+ }
+ }
+
+ /* Not yet supported */
+ ASSERT(LoaderRedirectionInformation.IsMMIODevice == FALSE);
- /* Check if port exists */
+ /* Check if port exists */
if ((CpDoesPortExist(PortAddress)) || (CpDoesPortExist(PortAddress)))
- {
- /* Initialize port for first time, or re-initialize if specified */
- if (((TerminalConnected) && (Port[PortNumber - 1].Address)) ||
- !(Port[PortNumber - 1].Address))
- {
- /* Initialize the port, return it */
- CpInitialize(&Port[PortNumber - 1], PortAddress, BaudRate);
- *PortId = PortNumber - 1;
- return TRUE;
- }
- }
-
- return FALSE;
+ {
+ /* Initialize port for first time, or re-initialize if specified */
+ if (((TerminalConnected) && (Port[PortNumber - 1].Address)) ||
+ !(Port[PortNumber - 1].Address))
+ {
+ /* Initialize the port, return it */
+ CpInitialize(&Port[PortNumber - 1], PortAddress, BaudRate);
+ *PortId = PortNumber - 1;
+ return TRUE;
+ }
+ }
+
+ return FALSE;
}
VOID
WinLdrPortPutByte(IN ULONG PortId,
- IN UCHAR Data)
+ IN UCHAR Data)
{
CpPutByte(&Port[PortId], Data);
}
BOOLEAN
WinLdrPortGetByte(IN ULONG PortId,
- OUT PUCHAR Data)
+ OUT PUCHAR Data)
{
- return CpGetByte(&Port[PortId], Data, TRUE) == CP_GET_SUCCESS;
+ return CpGetByte(&Port[PortId], Data, TRUE, FALSE) == CP_GET_SUCCESS;
}
BOOLEAN
{
UCHAR Dummy;
- return CpGetByte(&Port[PortId], &Dummy, FALSE) == CP_GET_SUCCESS;
+ return CpGetByte(&Port[PortId], &Dummy, FALSE, TRUE) == CP_GET_SUCCESS;
}
VOID
WinLdrEnableFifo(IN ULONG PortId,
- IN BOOLEAN Enable)
+ IN BOOLEAN Enable)
{
- CpEnableFifo(Port[PortId].Address, Enable);
+ CpEnableFifo(Port[PortId].Address, Enable);
}
VOID
WinLdrInitializeHeadlessPort(VOID)
{
- ULONG PortNumber, BaudRate;
- PUCHAR PortAddress;
- PCHAR AnsiReset = "\x1B[m";
- ULONG i;
-
- PortNumber = LoaderRedirectionInformation.PortNumber;
- PortAddress = LoaderRedirectionInformation.PortAddress;
- BaudRate = LoaderRedirectionInformation.BaudRate;
-
- /* Pick a port address */
- if (PortNumber)
- {
- if (!PortAddress)
- {
- switch (PortNumber)
- {
- case 2:
- LoaderRedirectionInformation.PortAddress = (PUCHAR)0x2F8;
- break;
-
- case 3:
- LoaderRedirectionInformation.PortAddress = (PUCHAR)0x3E8;
- break;
-
- case 4:
- LoaderRedirectionInformation.PortAddress = (PUCHAR)0x2E8;
- break;
+ ULONG PortNumber, BaudRate;
+ PUCHAR PortAddress;
+ PCHAR AnsiReset = "\x1B[m";
+ ULONG i;
+
+ PortNumber = LoaderRedirectionInformation.PortNumber;
+ PortAddress = LoaderRedirectionInformation.PortAddress;
+ BaudRate = LoaderRedirectionInformation.BaudRate;
+
+ /* Pick a port address */
+ if (PortNumber)
+ {
+ if (!PortAddress)
+ {
+ switch (PortNumber)
+ {
+ case 2:
+ LoaderRedirectionInformation.PortAddress = (PUCHAR)0x2F8;
+ break;
+
+ case 3:
+ LoaderRedirectionInformation.PortAddress = (PUCHAR)0x3E8;
+ break;
+
+ case 4:
+ LoaderRedirectionInformation.PortAddress = (PUCHAR)0x2E8;
+ break;
- default:
- LoaderRedirectionInformation.PortAddress = (PUCHAR)0x3F8;
- break;
- }
- }
- }
- else
- {
- /* No number, so no EMS */
- WinLdrTerminalConnected = FALSE;
- return;
- }
-
- /* Call arch code to initialize the port */
- PortAddress = LoaderRedirectionInformation.PortAddress;
- WinLdrTerminalConnected = WinLdrPortInitialize(
- BaudRate,
- PortNumber,
- PortAddress,
- WinLdrTerminalConnected,
- &WinLdrTerminalDeviceId);
+ default:
+ LoaderRedirectionInformation.PortAddress = (PUCHAR)0x3F8;
+ break;
+ }
+ }
+ }
+ else
+ {
+ /* No number, so no EMS */
+ WinLdrTerminalConnected = FALSE;
+ return;
+ }
+
+ /* Call arch code to initialize the port */
+ PortAddress = LoaderRedirectionInformation.PortAddress;
+ WinLdrTerminalConnected = WinLdrPortInitialize(
+ BaudRate,
+ PortNumber,
+ PortAddress,
+ WinLdrTerminalConnected,
+ &WinLdrTerminalDeviceId);
- if (WinLdrTerminalConnected)
- {
- /* Port seems usable, set it up and get the BIOS GUID */
- WinLdrEnableFifo(WinLdrTerminalDeviceId, TRUE);
-
- WinLdrLoadGUID(&LoaderRedirectionInformation.SystemGUID);
+ if (WinLdrTerminalConnected)
+ {
+ /* Port seems usable, set it up and get the BIOS GUID */
+ WinLdrEnableFifo(WinLdrTerminalDeviceId, TRUE);
+
+ WinLdrLoadGUID(&LoaderRedirectionInformation.SystemGUID);
- /* Calculate delay in us based on the baud, assume 9600 if none given */
- if (!BaudRate)
- {
- BaudRate = 9600;
- LoaderRedirectionInformation.BaudRate = BaudRate;
- }
-
- WinLdrTerminalDelay = (10 * 1000 * 1000) / (BaudRate / 10) / 6;
+ /* Calculate delay in us based on the baud, assume 9600 if none given */
+ if (!BaudRate)
+ {
+ BaudRate = 9600;
+ LoaderRedirectionInformation.BaudRate = BaudRate;
+ }
+
+ WinLdrTerminalDelay = (10 * 1000 * 1000) / (BaudRate / 10) / 6;
- /* Sent an ANSI reset sequence to get the terminal up and running */
- for (i = 0; i < strlen(AnsiReset); i++)
- {
- WinLdrPortPutByte(WinLdrTerminalDeviceId, AnsiReset[i]);
- StallExecutionProcessor(WinLdrTerminalDelay);
- }
- }
+ /* Sent an ANSI reset sequence to get the terminal up and running */
+ for (i = 0; i < strlen(AnsiReset); i++)
+ {
+ WinLdrPortPutByte(WinLdrTerminalDeviceId, AnsiReset[i]);
+ StallExecutionProcessor(WinLdrTerminalDelay);
+ }
+ }
}
VOID
WinLdrSetupEms(IN PCHAR BootOptions)
{
- PCHAR RedirectPort;
+ PCHAR RedirectPort;
/* Start fresh */
- RtlZeroMemory(&LoaderRedirectionInformation, sizeof(HEADLESS_LOADER_BLOCK));
-
- /* Use a direction port if one was given, or use ACPI to detect one instead */
- RedirectPort = strstr(BootOptions, "/redirect=");
+ RtlZeroMemory(&LoaderRedirectionInformation, sizeof(HEADLESS_LOADER_BLOCK));
+ LoaderRedirectionInformation.PciDeviceId = PCI_INVALID_VENDORID;
+
+ /* Use a direction port if one was given, or use ACPI to detect one instead */
+ RedirectPort = strstr(BootOptions, "/redirect=");
- if (RedirectPort)
- {
- RedirectPort = strstr(RedirectPort, "com");
- if (RedirectPort)
- {
- RedirectPort += sizeof("com") - 1;
- LoaderRedirectionInformation.PortNumber = atoi(RedirectPort);
- }
- else
- {
- RedirectPort = strstr(RedirectPort, "usebiossettings");
- if (RedirectPort)
- {
- UiDrawStatusText("ACPI SRT Table Not Supported...");
- }
- else
- {
- LoaderRedirectionInformation.PortAddress = (PUCHAR)strtoul(RedirectPort, 0, 16);
- if (LoaderRedirectionInformation.PortAddress)
- {
- LoaderRedirectionInformation.PortNumber = 3;
- }
- }
- }
- }
-
- /* Use a direction baudrate if one was given */
- RedirectPort = strstr(BootOptions, "/redirectbaudrate=");
- if (RedirectPort)
- {
- if (strstr(RedirectPort, "115200"))
- {
- LoaderRedirectionInformation.BaudRate = 115200;
- }
- else if (strstr(RedirectPort, "57600"))
- {
- LoaderRedirectionInformation.BaudRate = 57600;
- }
- else if (strstr(RedirectPort, "19200"))
- {
- LoaderRedirectionInformation.BaudRate = 19200;
- }
- else
- {
- LoaderRedirectionInformation.BaudRate = 9600;
- }
- }
-
- /* Enable headless support if parameters were found */
- if (LoaderRedirectionInformation.PortNumber)
- {
- if (!LoaderRedirectionInformation.BaudRate)
- {
- LoaderRedirectionInformation.BaudRate = 9600;
- }
-
- WinLdrInitializeHeadlessPort();
- }
+ if (RedirectPort)
+ {
+ RedirectPort = strstr(RedirectPort, "com");
+ if (RedirectPort)
+ {
+ RedirectPort += sizeof("com") - 1;
+ LoaderRedirectionInformation.PortNumber = atoi(RedirectPort);
+ LoaderRedirectionInformation.TerminalType = 1; //HeadlessSerialPort
+ }
+ else
+ {
+ RedirectPort = strstr(RedirectPort, "usebiossettings");
+ if (RedirectPort)
+ {
+ UiDrawStatusText("ACPI SRT Table Not Supported...");
+ }
+ else
+ {
+ LoaderRedirectionInformation.PortAddress = (PUCHAR)strtoul(RedirectPort, 0, 16);
+ if (LoaderRedirectionInformation.PortAddress)
+ {
+ LoaderRedirectionInformation.PortNumber = 3;
+ }
+ }
+ }
+ }
+
+ /* Use a direction baudrate if one was given */
+ RedirectPort = strstr(BootOptions, "/redirectbaudrate=");
+ if (RedirectPort)
+ {
+ if (strstr(RedirectPort, "115200"))
+ {
+ LoaderRedirectionInformation.BaudRate = 115200;
+ }
+ else if (strstr(RedirectPort, "57600"))
+ {
+ LoaderRedirectionInformation.BaudRate = 57600;
+ }
+ else if (strstr(RedirectPort, "19200"))
+ {
+ LoaderRedirectionInformation.BaudRate = 19200;
+ }
+ else
+ {
+ LoaderRedirectionInformation.BaudRate = 9600;
+ }
+ }
+
+ /* Enable headless support if parameters were found */
+ if (LoaderRedirectionInformation.PortNumber)
+ {
+ if (!LoaderRedirectionInformation.BaudRate)
+ {
+ LoaderRedirectionInformation.BaudRate = 9600;
+ }
+
+ WinLdrInitializeHeadlessPort();
+ }
}
projects / reactos.git / blobdiff