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Some cosmetics, add panic when necessary

This commit is contained in:
Adrien Bourmault 2020-02-13 13:06:18 +01:00
parent dbee7c4d00
commit a4287f02e5
No known key found for this signature in database
GPG Key ID: AFEE5788AEE3F4EC
3 changed files with 14 additions and 26 deletions
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10
kaleid/kernel/init/init.c
View File

@ -86,17 +86,9 @@ noreturn void BtStartKern(multiboot_info_t *mbInfo, uint mbMagic, void *codeSeg)
// ACPI
IoInitAcpi();
// PCI
// PCI express
IoInitPCI();
// Test RTL8139
PciDev_t *rtl8139_pciDev = IoPciGetDevice(0x10EC, 0x8139);
if(rtl8139_pciDev != NULL)
{
DebugLog("Network card RTL8139 found ! PCI config addr = %p\n",
rtl8139_pciDev->configAddr);
}
// Scheduler
PsInitSched();

12
kaleid/kernel/io/acpi.c
View File

@ -169,16 +169,14 @@ static inline void IoInitRXSDT(void)
KeStartPanic("Invalid RSDT checksum : %d vs 0", checksum);
if (IoACPIVersion == 1) {
DebugLog("ACPI Root System Table %s (%s) length %d [%p]\n",
DebugLog("ACPI Root System Table %s length %d [%p]\n",
rxsdt->signature,
rxsdt->OEMID,
rxsdt->length,
rxsdt
);
} else {
DebugLog("ACPI Extended System Table %s (%s) length %d [%p]\n",
DebugLog("ACPI Extended System Table %s length %d [%p]\n",
rxsdt->signature,
rxsdt->OEMID,
rxsdt->length,
rxsdt
);
@ -222,9 +220,8 @@ static inline void IoSearchAcpiTables(void)
if (!checksum) {
for (ulong i=0; i < N_SDT_TYPES; i++) {
if (!strncmp(table->signature, SDTChar[i], 4)) {
DebugLog("ACPI System Table %s (OEM %s) length %d [%p]\n",
DebugLog("ACPI System Table %s length %d [%p]\n",
SDTChar[i],
table->OEMID,
table->length,
table
);
@ -248,9 +245,8 @@ static inline void IoSearchAcpiTables(void)
checksum = DoChecksum(dsdt, (size_t)dsdt->length, 0, 0);
if (!checksum) {
if (!strncmp(dsdt->signature, SDTChar[SDT_DSDT], 4)) {
DebugLog("ACPI System Table %s (OEM %s) length %d [%p]\n",
DebugLog("ACPI System Table %s length %d [%p]\n",
SDTChar[SDT_DSDT],
dsdt->OEMID,
dsdt->length,
dsdt
);

18
kaleid/kernel/io/pci.c
View File

@ -34,15 +34,15 @@ static inline void* pciGetConfigAddr(uchar bus, uchar device,
uchar function, ushort offset)
{
if(device > 32) {
KernLog("pciGetConfigAddr(): bad device ID\n");
DebugLog("pciGetConfigAddr(): bad device ID\n");
return 0;
}
if(function > 8) {
KernLog("pciGetConfigAddr(): bad function ID\n");
DebugLog("pciGetConfigAddr(): bad function ID\n");
return 0;
}
if(offset > 4096) {
KernLog("pciGetConfigAddr(): bad register offset\n");
DebugLog("pciGetConfigAddr(): bad register offset\n");
return 0;
}
@ -109,7 +109,7 @@ void IoPciWriteConfigDWord(PciDev_t *device, ushort offset, uint data)
void IoPciEnumerate()
{
if(pciConfigBaseAddress == NULL) {
KernLog("Unable to access PCI configuration : MCFG table not reachable\n");
KeStartPanic("Unable to access PCI configuration : MCFG table not reachable\n");
return;
}
@ -130,7 +130,7 @@ void IoPciEnumerate()
PciDev_t *IoPciGetDevice(ushort vendorID, ushort deviceID)
{
if(pciConfigBaseAddress == NULL) {
KernLog("Unable to access PCI configuration : MCFG table not reachable\n");
KeStartPanic("Unable to access PCI configuration : MCFG table not reachable\n");
return NULL;
}
@ -155,7 +155,7 @@ void IoInitPCI()
{
struct MCFG_t *MCFG_table = (struct MCFG_t*)IoGetAcpiTable(SDT_MCFG);
if(MCFG_table == NULL) {
KernLog("Unable to access PCI configuration : MCFG table not reachable\n");
KeStartPanic("Unable to access PCI configuration : MCFG table not reachable\n");
}
pciConfigBaseAddress = MCFG_table->pciConfigBaseAddress;
DebugLog("PCI Config Base address = 0x%p\n", pciConfigBaseAddress);
@ -165,9 +165,9 @@ void IoInitPCI()
// Give R/W access to the configuration space
for(int i=0; i < 65536; i++) // 65536 = 256 * 32 * 8
{
// 4096 for page size TODO: use of KPAGESIZE
MmMapPage((void *)((ulong)pciConfigBaseAddress + i * 4096),
(void *)((ulong)pciConfigBaseAddress + i * 4096), PRESENT | READWRITE);
MmMapPage((void *)((ulong)pciConfigBaseAddress + i * KPAGESIZE),
(void *)((ulong)pciConfigBaseAddress + i * KPAGESIZE),
PRESENT | READWRITE);
}
}