diff options
Diffstat (limited to 'board/MAI/bios_emulator/scitech/src/pm/tests/uswc.c')
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/tests/uswc.c | 268 |
1 files changed, 134 insertions, 134 deletions
diff --git a/board/MAI/bios_emulator/scitech/src/pm/tests/uswc.c b/board/MAI/bios_emulator/scitech/src/pm/tests/uswc.c index 0892e25f3a..f0c7bd6311 100644 --- a/board/MAI/bios_emulator/scitech/src/pm/tests/uswc.c +++ b/board/MAI/bios_emulator/scitech/src/pm/tests/uswc.c @@ -66,50 +66,50 @@ static int PCI_enumerateDevices(void) int i,j; PCIDeviceInfo *info; - // If this is the first time we have been called, enumerate all - // devices on the PCI bus. + /* If this is the first time we have been called, enumerate all */ + /* devices on the PCI bus. */ if (NumPCI == -1) { - if ((NumPCI = PCI_getNumDevices()) == 0) - return -1; - PCI = malloc(NumPCI * sizeof(PCI[0])); - BridgeIndex = malloc(NumPCI * sizeof(BridgeIndex[0])); - DeviceIndex = malloc(NumPCI * sizeof(DeviceIndex[0])); - if (!PCI || !BridgeIndex || !DeviceIndex) - return -1; - for (i = 0; i < NumPCI; i++) - PCI[i].dwSize = sizeof(PCI[i]); - if (PCI_enumerate(PCI) == 0) - return -1; + if ((NumPCI = PCI_getNumDevices()) == 0) + return -1; + PCI = malloc(NumPCI * sizeof(PCI[0])); + BridgeIndex = malloc(NumPCI * sizeof(BridgeIndex[0])); + DeviceIndex = malloc(NumPCI * sizeof(DeviceIndex[0])); + if (!PCI || !BridgeIndex || !DeviceIndex) + return -1; + for (i = 0; i < NumPCI; i++) + PCI[i].dwSize = sizeof(PCI[i]); + if (PCI_enumerate(PCI) == 0) + return -1; - // Build a list of all PCI bridge devices - for (i = 0,NumBridges = 0,BridgeIndex[0] = -1; i < NumPCI; i++) { - if (PCI[i].BaseClass == PCI_BRIDGE_CLASS) - BridgeIndex[NumBridges++] = i; - } + /* Build a list of all PCI bridge devices */ + for (i = 0,NumBridges = 0,BridgeIndex[0] = -1; i < NumPCI; i++) { + if (PCI[i].BaseClass == PCI_BRIDGE_CLASS) + BridgeIndex[NumBridges++] = i; + } - // Now build a list of all display class devices - for (i = 0,NumDevices = 1,DeviceIndex[0] = -1; i < NumPCI; i++) { - if (PCI_IS_DISPLAY_CLASS(&PCI[i])) { - if ((PCI[i].Command & 0x3) == 0x3) - DeviceIndex[0] = i; - else - DeviceIndex[NumDevices++] = i; - if (PCI[i].slot.p.Bus != 0) { - // This device is on a different bus than the primary - // PCI bus, so it is probably an AGP device. Find the - // AGP bus device that controls that bus so we can - // control it. - for (j = 0; j < NumBridges; j++) { - info = (PCIDeviceInfo*)&PCI[BridgeIndex[j]]; - if (info->u.type1.SecondayBusNumber == PCI[i].slot.p.Bus) { - AGPBridge = info; - break; - } - } - } - } - } - } + /* Now build a list of all display class devices */ + for (i = 0,NumDevices = 1,DeviceIndex[0] = -1; i < NumPCI; i++) { + if (PCI_IS_DISPLAY_CLASS(&PCI[i])) { + if ((PCI[i].Command & 0x3) == 0x3) + DeviceIndex[0] = i; + else + DeviceIndex[NumDevices++] = i; + if (PCI[i].slot.p.Bus != 0) { + /* This device is on a different bus than the primary */ + /* PCI bus, so it is probably an AGP device. Find the */ + /* AGP bus device that controls that bus so we can */ + /* control it. */ + for (j = 0; j < NumBridges; j++) { + info = (PCIDeviceInfo*)&PCI[BridgeIndex[j]]; + if (info->u.type1.SecondayBusNumber == PCI[i].slot.p.Bus) { + AGPBridge = info; + break; + } + } + } + } + } + } return NumDevices; } @@ -125,17 +125,17 @@ static void ShowDisplayDevices(void) printf("\n"); printf("DeviceID SubSystem Base10h (length ) Base14h (length )\n"); for (index = 0; index < NumDevices; index++) { - i = DeviceIndex[index]; - printf("%04X:%04X %04X:%04X %08lX (%6ld KB) %08lX (%6ld KB)\n", - PCI[i].VendorID, - PCI[i].DeviceID, - PCI[i].u.type0.SubSystemVendorID, - PCI[i].u.type0.SubSystemID, - PCI[i].u.type0.BaseAddress10, - PCI[i].u.type0.BaseAddress10Len / 1024, - PCI[i].u.type0.BaseAddress14, - PCI[i].u.type0.BaseAddress14Len / 1024); - } + i = DeviceIndex[index]; + printf("%04X:%04X %04X:%04X %08lX (%6ld KB) %08lX (%6ld KB)\n", + PCI[i].VendorID, + PCI[i].DeviceID, + PCI[i].u.type0.SubSystemVendorID, + PCI[i].u.type0.SubSystemID, + PCI[i].u.type0.BaseAddress10, + PCI[i].u.type0.BaseAddress10Len / 1024, + PCI[i].u.type0.BaseAddress14, + PCI[i].u.type0.BaseAddress14Len / 1024); + } printf("\n"); } @@ -147,16 +147,16 @@ static char *DecodeWCType( uint type) { static char *names[] = { - "UNCACHABLE", - "WRCOMB", - "UNKNOWN", - "UNKNOWN", - "WRTHROUGH", - "WRPROT", - "WRBACK", - }; + "UNCACHABLE", + "WRCOMB", + "UNKNOWN", + "UNKNOWN", + "WRTHROUGH", + "WRPROT", + "WRBACK", + }; if (type <= PM_MTRR_MAX) - return names[type]; + return names[type]; return "UNKNOWN"; } @@ -183,42 +183,42 @@ static void LogMTRRError( int err) { if (err == PM_MTRR_ERR_OK) - return; + return; switch (err) { - case PM_MTRR_NOT_SUPPORTED: - printf("Failed: MTRR is not supported by host CPU\n"); - break; - case PM_MTRR_ERR_PARAMS: - printf("Failed: Invalid parameters passed to PM_enableWriteCombined!\n"); - break; - case PM_MTRR_ERR_NOT_4KB_ALIGNED: - printf("Failed: Address is not 4Kb aligned!\n"); - break; - case PM_MTRR_ERR_BELOW_1MB: - printf("Failed: Addresses below 1Mb cannot be write combined!\n"); - break; - case PM_MTRR_ERR_NOT_ALIGNED: - printf("Failed: Address is not correctly aligned for processor!\n"); - break; - case PM_MTRR_ERR_OVERLAP: - printf("Failed: Address overlaps an existing region!\n"); - break; - case PM_MTRR_ERR_TYPE_MISMATCH: - printf("Failed: Adress is contained with existing region, but type is different!\n"); - break; - case PM_MTRR_ERR_NONE_FREE: - printf("Failed: Out of MTRR registers!\n"); - break; - case PM_MTRR_ERR_NOWRCOMB: - printf("Failed: This processor does not support write combining!\n"); - break; - case PM_MTRR_ERR_NO_OS_SUPPORT: - printf("Failed: MTRR is not supported by host OS\n"); - break; - default: - printf("Failed: UNKNOWN ERROR!\n"); - break; - } + case PM_MTRR_NOT_SUPPORTED: + printf("Failed: MTRR is not supported by host CPU\n"); + break; + case PM_MTRR_ERR_PARAMS: + printf("Failed: Invalid parameters passed to PM_enableWriteCombined!\n"); + break; + case PM_MTRR_ERR_NOT_4KB_ALIGNED: + printf("Failed: Address is not 4Kb aligned!\n"); + break; + case PM_MTRR_ERR_BELOW_1MB: + printf("Failed: Addresses below 1Mb cannot be write combined!\n"); + break; + case PM_MTRR_ERR_NOT_ALIGNED: + printf("Failed: Address is not correctly aligned for processor!\n"); + break; + case PM_MTRR_ERR_OVERLAP: + printf("Failed: Address overlaps an existing region!\n"); + break; + case PM_MTRR_ERR_TYPE_MISMATCH: + printf("Failed: Adress is contained with existing region, but type is different!\n"); + break; + case PM_MTRR_ERR_NONE_FREE: + printf("Failed: Out of MTRR registers!\n"); + break; + case PM_MTRR_ERR_NOWRCOMB: + printf("Failed: This processor does not support write combining!\n"); + break; + case PM_MTRR_ERR_NO_OS_SUPPORT: + printf("Failed: MTRR is not supported by host OS\n"); + break; + default: + printf("Failed: UNKNOWN ERROR!\n"); + break; + } exit(-1); } @@ -242,20 +242,20 @@ static void EnableWriteCombine(void) int i,index; for (index = 0; index < NumDevices; index++) { - i = DeviceIndex[index]; - if (PCI[i].u.type0.BaseAddress10 & 0x8) { - LogMTRRError(PM_enableWriteCombine( - PCI[i].u.type0.BaseAddress10 & 0xFFFFFFF0, - PCI[i].u.type0.BaseAddress10Len, - PM_MTRR_WRCOMB)); - } - if (PCI[i].u.type0.BaseAddress14 & 0x8) { - LogMTRRError(PM_enableWriteCombine( - PCI[i].u.type0.BaseAddress14 & 0xFFFFFFF0, - PCI[i].u.type0.BaseAddress14Len, - PM_MTRR_WRCOMB)); - } - } + i = DeviceIndex[index]; + if (PCI[i].u.type0.BaseAddress10 & 0x8) { + LogMTRRError(PM_enableWriteCombine( + PCI[i].u.type0.BaseAddress10 & 0xFFFFFFF0, + PCI[i].u.type0.BaseAddress10Len, + PM_MTRR_WRCOMB)); + } + if (PCI[i].u.type0.BaseAddress14 & 0x8) { + LogMTRRError(PM_enableWriteCombine( + PCI[i].u.type0.BaseAddress14 & 0xFFFFFFF0, + PCI[i].u.type0.BaseAddress14Len, + PM_MTRR_WRCOMB)); + } + } printf("\n"); ShowDisplayDevices(); ShowWriteCombine(); @@ -270,20 +270,20 @@ static void DisableWriteCombine(void) int i,index; for (index = 0; index < NumDevices; index++) { - i = DeviceIndex[index]; - if (PCI[i].u.type0.BaseAddress10 & 0x8) { - LogMTRRError(PM_enableWriteCombine( - PCI[i].u.type0.BaseAddress10 & 0xFFFFFFF0, - PCI[i].u.type0.BaseAddress10Len, - PM_MTRR_UNCACHABLE)); - } - if (PCI[i].u.type0.BaseAddress14 & 0x8) { - LogMTRRError(PM_enableWriteCombine( - PCI[i].u.type0.BaseAddress14 & 0xFFFFFFF0, - PCI[i].u.type0.BaseAddress14Len, - PM_MTRR_UNCACHABLE)); - } - } + i = DeviceIndex[index]; + if (PCI[i].u.type0.BaseAddress10 & 0x8) { + LogMTRRError(PM_enableWriteCombine( + PCI[i].u.type0.BaseAddress10 & 0xFFFFFFF0, + PCI[i].u.type0.BaseAddress10Len, + PM_MTRR_UNCACHABLE)); + } + if (PCI[i].u.type0.BaseAddress14 & 0x8) { + LogMTRRError(PM_enableWriteCombine( + PCI[i].u.type0.BaseAddress14 & 0xFFFFFFF0, + PCI[i].u.type0.BaseAddress14Len, + PM_MTRR_UNCACHABLE)); + } + } printf("\n"); ShowDisplayDevices(); ShowWriteCombine(); @@ -293,19 +293,19 @@ int main(int argc,char *argv[]) { PM_init(); if (PCI_enumerateDevices() < 1) { - printf("No PCI display devices found!\n"); - return -1; - } + printf("No PCI display devices found!\n"); + return -1; + } if (argc < 2) { - printf("usage: uswc [-show -on -off]\n\n"); - ShowDisplayDevices(); - return -1; - } + printf("usage: uswc [-show -on -off]\n\n"); + ShowDisplayDevices(); + return -1; + } if (stricmp(argv[1],"-show") == 0) - ShowWriteCombine(); + ShowWriteCombine(); else if (stricmp(argv[1],"-on") == 0) - EnableWriteCombine(); + EnableWriteCombine(); else if (stricmp(argv[1],"-off") == 0) - DisableWriteCombine(); + DisableWriteCombine(); return 0; } |
