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fixing the remaining issues in the kernel directory

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Gregory Kenneth Bowne
2025-06-16 15:13:37 -07:00
parent 69762b6650
commit 109e554524
11 changed files with 422 additions and 60 deletions
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13
kernel/acpi.c
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@@ -11,7 +11,7 @@ acpi_rsdp_t* acpi_find_rsdp() {
acpi_rsdp_t* rsdp = (acpi_rsdp_t*)addr;
if (memcmp(rsdp->signature, "RSD PTR ", 8) == 0) {
uint8_t checksum = 0;
for (int i = 0; i < sizeof(acpi_rsdp_t); i++) {
for (size_t i = 0; i < sizeof(acpi_rsdp_t); i++) { // Change int to size_t
checksum += ((uint8_t*)rsdp)[i];
}
if (checksum == 0) {
@@ -36,18 +36,19 @@ acpi_fadt_t* acpi_find_fadt(void* rsdt_or_xsdt) {
acpi_rsdt_t* rsdt = (acpi_rsdt_t*)rsdt_or_xsdt;
uint32_t num_tables = (rsdt->length - sizeof(acpi_rsdt_t)) / sizeof(uint32_t);
for (uint32_t i = 0; i < num_tables; i++) {
for (size_t i = 0; i < num_tables; i++) {
uint32_t table_addr = rsdt->tables[i];
acpi_fadt_t* fadt = (acpi_fadt_t*)table_addr;
if (fadt->signature == 0x50434146) { // "FACP" in ASCII
if (fadt->signature == 0x50434146) {
uint8_t checksum = 0;
for (int j = 0; j < fadt->length; j++) {
for (size_t j = 0; j < fadt->length; j++) {
checksum += ((uint8_t*)fadt)[j];
}
if (checksum == 0) {
return fadt; // Valid FADT found
return fadt;
}
}
}
return NULL; // FADT not found
return NULL;
}